CN220213175U

CN220213175U - Improved height-adjustable body correcting pillow

Info

Publication number: CN220213175U
Application number: CN202321639994.2U
Authority: CN
Inventors: 谢昱顺
Original assignee: Wuyi Huayang Industry And Trade Co ltd
Current assignee: Wuyi Huayang Industry And Trade Co ltd
Priority date: 2023-06-26
Filing date: 2023-06-26
Publication date: 2023-12-22
Anticipated expiration: 2033-06-26

Abstract

The utility model provides an improved height-adjustable body correcting pillow, which comprises a pillow seat and a pillow part above the pillow seat; the pillow part comprises a pillow plate, at least one nut is fixedly arranged on the lower side surface of the pillow plate, and the upper side surface comprises a pillow surface which contacts a human body; the pillow seat comprises a bottom plate, and the lower surface of the bottom plate is a placing surface contacted with the bed surface; at least one bolt matched with the nut is arranged between the bottom plate and the sleeper plate; the bottom plate is provided with a first through hole; the bolt passes through the first through hole and is connected with a nut on the sleeper plate; the position relation of the bolt and the nut is adjusted to adjust the height of the pillow part relative to the pillow seat; a force conduction piece is arranged between the bolt and the bottom plate, and the bearing stress on the pillow part is transmitted to the bottom plate through the force conduction piece; the bottom plate is provided with an arch support body protruding upwards, the first through hole is formed in the arch support body, and the force conduction piece is arranged between the bolt and the arch support body; the advantages are that: the stress on the bolt is dispersed, the pressure on the bolt is reduced, and the placement stability is improved.

Description

Improved height-adjustable body correcting pillow

Technical Field

The utility model relates to a cervical vertebra correction pillow, in particular to a cervical vertebra correction pillow with adjustable height, which is arranged below cervical vertebrae when lying down to keep the cervical vertebrae of a human body in a natural bending state so as to achieve the purpose of correcting the cervical vertebrae.

Background

The popularization of mobile phones and computers can lead modern people who work in a low-head mode and on a table to be deeply puzzled by cervical vertebra discomfort and even cervical spondylosis, and the pathological reasons of the cervical spondylosis are that the curvature of the cervical vertebra of the human body deviates from the normal curvature range, so that various uncomfortable symptoms are further complicated.

The treatment modes of cervical vertebrae include drug treatment, physical treatment (such as traction), sleep posture adjustment and the like, wherein the main articles for sleep posture adjustment are sleep pillows.

For example, the utility model patent with application publication number of CN1843267A discloses a cervical vertebra pillow, the main body of which is provided with a pillow core made of flexible materials and a pillow case sleeved outside the pillow core, and the cervical vertebra pillow can be well adapted to users with different head types and sizes and can play a good role in heat preservation and fixation. And a cervical vertebra pillow disclosed in the patent with the publication number of CN203290613U comprises a bottom plate, wherein the bottom plate is provided with a headrest, and two sides of the headrest are respectively provided with a side pillow capable of sliding relatively.

Another patent of the utility model with the publication number of CN212939198U discloses a cervical spondylosis rehabilitation adjusting pillow, which comprises pillow bases, a height adjusting structure and pillow rollers, wherein the pillow rollers are arranged between the two pillow bases through the height adjusting structure, and the radius of the pillow rollers is matched with the radius of curvature of the cervical vertebra to be corrected of the human body. The height of the pillow roller can be adjusted, and the height of the pillow roller from the bed surface can be automatically adjusted according to the size of the patient, so that the pillow roller is suitable for the patient to be corrected.

The cervical vertebra adjusting pillow can realize height adjustment, but has the following defects: the adjusting pillow has the advantages of more parts, complex production process, high cost and inconvenient height adjustment.

The utility model patent with the publication number of CN219109884U discloses a cervical vertebra correcting pillow, which comprises a pillow seat, a pillow part and a bolt, wherein the pillow part is positioned above the pillow seat; the pillow seat comprises a bottom plate, and the lower surface of the bottom plate is a placing surface contacted with the bed surface; the pillow part comprises a pillow plate, and the upper surface of the pillow plate comprises a pillow surface contacting with a human body; the bottom plate is provided with a through hole for the bolt to pass through, and the lower side of the sleeper plate is provided with a nut with internal threads; an elastic piece is arranged between the nut and the sleeper plate; a bolt passes upwardly through the through hole from the underside of the base plate and is screwed into the internal thread of the nut; the height of the sleeper plate is adjusted through different screw bolt screwing depths; and then matching the requirements of the user on different pillow heights.

However, when the cervical vertebra correcting pillow is used, the weight of the neck of the human body is borne by the upper pillow part and is transmitted to the knob through the bolt, the knob bears most of the weight applied by the neck of the human body, the knob has the risk of cracking due to overlarge weight, and meanwhile, the contact area between the knob and the bed surface is small because the pillow is placed on a relatively soft bed surface, so that the stability of the pillow is not facilitated.

Disclosure of Invention

Based on the technical problems that a knob is easy to crack and poor in stability caused by unbalanced bearing of the existing cervical vertebra correction pillow, the utility model provides an improved height-adjustable body correction pillow, and a force transmission piece is arranged between a bolt for adjusting the height of a pillow part and a pillow seat, so that bearing stress on the pillow part is transmitted to a bottom plate through the force transmission piece, the stress on the bolt is dispersed, and the placement stability is improved.

The technical scheme adopted for solving the technical problems is as follows: the improved height-adjustable body correcting pillow comprises a pillow seat and a pillow part positioned above the pillow seat;

the pillow part comprises a pillow plate, at least one nut is fixedly arranged on the lower side surface of the pillow plate, and the upper side surface of the pillow plate comprises a pillow surface which contacts a human body;

the pillow seat comprises a bottom plate, and the lower surface of the bottom plate is a placing surface contacted with the bed surface;

at least one bolt matched with the nut is arranged between the bottom plate of the pillow seat and the pillow plate of the pillow part;

the bottom plate is provided with a first through hole; the bolts penetrate through the first through holes from the lower part of the bottom plate and are connected with nuts on the sleeper plate; the position relation of the bolt and the nut is adjusted so as to adjust the height of the pillow part relative to the pillow seat;

a force conduction piece is arranged between the bolt and the bottom plate, and the bearing stress on the pillow part is transmitted to the bottom plate through the force conduction piece;

the bottom plate is provided with an upwards-protruding arch support body, the first through hole is formed in the arch support body, and the force conduction piece is arranged between the bolt and the arch support body.

The preferred technical scheme adopted by the utility model for solving the technical problems is as follows: the lower bottom surface of the bottom plate is provided with an inward concave cavity, the lower end of the bolt is connected with a knob, the knob is arranged in the concave cavity, and the outer surface of the knob does not exceed the lower bottom surface of the bottom plate.

The preferred technical scheme adopted by the utility model for solving the technical problems is as follows: the lower end of the bolt is provided with a step, and the step is provided with a force transmission surface;

the force conduction piece is a reinforcing gasket, the reinforcing gasket is sleeved on the bolt, and the force conduction surface abuts against the reinforcing gasket;

the lower side surface of the reinforcing gasket abuts against the top surface of the arched support body, and the stress on the bolt is conducted to the bottom plate through the reinforcing gasket and the arched support body.

The preferred technical scheme adopted by the utility model for solving the technical problems is as follows: the lower side surface of the sleeper plate is provided with a mounting column which is provided with a containing cavity;

the lower end of the mounting column is fixedly provided with a nut seat, and the nut is arranged in the nut seat;

the nut seat is provided with a second through hole for the bolt to pass through.

The preferred technical scheme adopted by the utility model for solving the technical problems is as follows: a first spring is arranged above the nut and sleeved on the bolt;

the upper end of the first spring abuts against the pillow plate, and the lower end of the first spring abuts against the nut, so that the lower pressure of the neck of a human body to the pillow part is buffered.

The preferred technical scheme adopted by the utility model for solving the technical problems is as follows: a plurality of second springs are arranged between the bottom plate of the pillow seat and the pillow plate of the pillow part, the upper ends of the second springs are propped against the pillow plate, and the lower ends of the second springs are propped against the bottom plate;

the bottom plate is provided with a plurality of positioning columns, and the second spring is sleeved on the positioning columns.

The utility model solves the technical problems by adopting another technical scheme as follows: the improved height-adjustable body correcting pillow comprises a pillow seat and a pillow part positioned above the pillow seat;

the pillow part comprises a pillow plate, and the upper side surface of the pillow plate comprises a pillow surface which contacts a human body;

two groups of height adjusting mechanisms are symmetrically arranged between the bottom plate of the pillow seat and the pillow plate of the pillow part, and the height adjusting mechanisms are used for adjusting the height of the pillow part relative to the pillow seat;

each group of the height adjusting mechanisms comprises a nut fixedly arranged on the lower side surface of the sleeper plate, a bolt arranged between the bottom plate and the sleeper plate and a knob connected with the bolt;

the knob is arranged on the lower bottom surface of the bottom plate, and the bolt is arranged in the nut in a penetrating way; screwing the knob to adjust the position relation of the bolt and the nut, thereby adjusting the height of the pillow part relative to the pillow seat;

and a force conduction piece is arranged between the bolt and the bottom plate, and the bearing stress on the pillow part is transmitted to the bottom plate through the force conduction piece.

The other technical scheme adopted by the utility model for solving the technical problems is preferably as follows: an arch support body protruding upwards is arranged on the bottom plate, and the lower end of the bolt penetrates through the arch support body to be connected with the knob;

the lower end of the bolt is provided with a step, and the step is provided with a force transmission surface;

The other technical scheme adopted by the utility model for solving the technical problems is preferably as follows: a first spring is arranged above the nut and sleeved on the bolt;

the upper end of the first spring abuts against the sleeper plate, and the lower end of the first spring abuts against the nut;

a plurality of second springs are arranged between the bottom plate of the pillow seat and the pillow plate of the pillow part, the upper ends of the second springs are propped against the pillow plate, and the lower ends of the second springs are propped against the bottom plate.

at least one group of height adjusting mechanisms are arranged between the bottom plate of the pillow seat and the pillow plate of the pillow part, and the height adjusting mechanisms are used for adjusting the height of the pillow part relative to the pillow seat;

the height adjusting mechanism comprises a nut fixedly arranged on the lower side surface of the sleeper plate, a bolt arranged between the bottom plate and the sleeper plate, and a knob connected with the bolt;

the lower bottom surface of the bottom plate is provided with an inward-sunk round concave cavity, and the lower end of the bolt penetrates through the concave cavity to be connected with the knob;

the knob is of a disc-shaped structure matched with the round concave cavity in shape, the knob is arranged in the concave cavity, and the outer surface of the knob does not exceed the placing surface.

The other technical scheme adopted by the utility model for solving the technical problems is preferably as follows: the top of the concave cavity of the lower bottom surface of the bottom plate is an arch structure arched upwards so as to form an arch supporting body protruding upwards on the bottom plate;

the force-conducting member is clamped between the force-conducting surface and the arched support body;

the upper surface of the knob is an arch structure matched with the top of the concave cavity.

The other technical scheme adopted by the utility model for solving the technical problems is preferably as follows: the lower side surface of the sleeper plate is provided with a mounting column which is provided with a containing cavity;

A first spring is arranged in the accommodating cavity and sleeved on the bolt;

Compared with the prior art, the utility model has the advantages that: 1. be equipped with the force conduction spare between the bottom plate of bolt and pillow seat, when the user rested on the height-adjustable body correction pillow of improvement, the bearing atress on the pillow portion was conducted to the bolt, then passed through the force conduction spare and give the bottom plate to form the force conduction dispersion effect of first level, to be concentrated on the bolt effort dispersion to the bottom plate on, on the one hand, alleviate the pressure to the bolt, avoid the bolt to receive the too big fracture damage of weighing, on the other hand, the atress on the bottom plate more evenly distributes, and the effective area of contact between the soft bed surface increases, places more steadily on the bed surface.

2. Further, be equipped with the bellied arch supporter that makes progress on the bottom plate, the force conduction spare sets up between bolt and arch supporter to form the force conduction dispersion effect of second level, the atress on the bolt passes through the force conduction spare and transmits the arch supporter to the bottom plate, by the conduction of arch supporter, the atress on the arch structure of arch supporter can further dispersion force conduction spare, evenly conducts on the bottom plate, alleviates the pressure to the bolt, and promotes the stability of placing between bottom plate and the bed surface.

Drawings

The utility model will be described in further detail below in connection with the drawings and the preferred embodiments, but it will be appreciated by those skilled in the art that these drawings are drawn for the purpose of illustrating the preferred embodiments only and thus should not be taken as limiting the scope of the utility model. Moreover, unless specifically indicated otherwise, the drawings are merely schematic representations, not necessarily to scale, of the compositions or constructions of the described objects and may include exaggerated representations.

FIG. 1 is a schematic view of a modified height-adjustable body correcting pillow;

FIG. 2 is a cross-sectional view of an improved height adjustable body orthotic pillow;

FIG. 3 is a second cross-sectional view of the improved height adjustable body orthotic pillow;

FIG. 4 is a cross-sectional view of an improved height adjustable body orthotic pillow;

FIG. 5 is an exploded view of an improved height adjustable body correcting pillow;

FIG. 6 is an exploded view of a modified height adjustable body correcting pillow;

FIG. 7 is a schematic view of an improved height adjustable body contour correction pillow for use;

fig. 8 is a second view of an improved height adjustable body correcting pillow in use.

Detailed Description

Preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings. Those skilled in the art will appreciate that these descriptions are merely illustrative, exemplary, and should not be construed as limiting the scope of the utility model.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "upper", "lower", "front", "rear", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or those that are conventionally put in use of the inventive product, are merely for convenience of 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 direction, be configured and operated in a specific direction, and thus should not be construed as limiting the present utility model. While the terms "first" and "second" are used for descriptive purposes only and not for purposes of limitation, there is no other directional meaning.

Fig. 1 to 8 show an improved height-adjustable body correcting pillow 100 according to the present embodiment, which comprises a pillow base 101 and a pillow portion 102 located above the pillow base 101. The pillow 102 includes a pillow plate 10, and an upper side of the pillow plate 10 includes a pillow surface 11 contacting a human body. The pillow block 101 comprises a bottom plate 20, and the lower surface of the bottom plate 20 is a placement surface 21 contacting the bed surface. In this embodiment, the pillow surface 11 is in a V shape with a concave middle and has a certain radian, so that when the head and neck of a user is rested on the pillow surface 11 as shown in fig. 7 and 8, the physiological curve of the head and neck can be attached to the pillow surface, and the cervical vertebra correcting effect is achieved. And a series of massage particles 12 are uniformly distributed on the pillow surface 11 to achieve a certain massage effect.

It should be noted that the height-adjustable body correcting pillow 100 according to the present utility model is not limited to the size, dimension or shape provided in the present embodiment, and can be used for correcting not only cervical vertebrae but also lumbar vertebrae, so that the user can also cushion the cervical vertebrae at the waist.

Because the physiological curve of the waist is different from that of the neck, except for the shape of the pillow 102 and the radian of the pillow surface 11, as shown in fig. 7 and 8 in combination with fig. 2 and 3, the improved height-adjustable body correcting pillow 100 provided by the utility model can adjust the height of the pillow 102 relative to the pillow seat 101, thereby being suitable for users with different shapes and different physiological curves, and being suitable for different use scenes and correcting positions to adjust to the most comfortable cervical vertebra correcting height. The improved height adjustable body orthotic pillow 100 includes at least one set of height adjustment mechanisms 103. The height adjusting mechanism 103 is provided between the bottom plate 20 of the pillow 101 and the pillow plate 10 of the pillow 102 to adjust the height of the pillow 102 relative to the pillow 101.

In this embodiment, as shown in fig. 5, the height adjusting mechanisms 103 are two groups and symmetrically disposed on two sides of the improved height-adjustable body correcting pillow 100, and each group of height adjusting mechanisms 103 can adjust the height relatively independently, however, in other embodiments, the number of height adjusting mechanisms 103 can be adaptively adjusted according to the size, shape and cervical vertebra correction requirements of the improved height-adjustable body correcting pillow 100.

As shown in fig. 2 and 3 in combination with fig. 6, the height adjusting mechanism 103 includes a nut 31 fixedly installed at the lower side of the pillow plate 10, a bolt 32 provided between the base plate 20 and the pillow plate 10, and a knob 33 connecting the bolt 32. The knob 33 is provided on the lower bottom surface of the bottom plate 20, a first through hole H1 is provided on the bottom plate 20, and the bolt 32 is connected to the nut 31 on the pillow plate 10 through the first through hole H1 from below the bottom plate 20, so that the bolt 32 is inserted into the nut 31. So that a user can screw the knob 33 through the lower bottom surface of the base plate 20 to adjust the positional relationship of the bolt 32 and the nut 31, thereby the pillow 102 is positioned at a height relative to the pillow 101.

Specifically, as shown in fig. 2 and 3, since the lower end of the bolt 32 is connected to the knob 33, screwing the knob 33 causes the bolt 32 to be synchronously rotated, the nut 31 moves downward on the bolt 32, so that the height of the pillow 102 relative to the pillow 101 is lowered, and screwing the knob 33 in the opposite direction causes the bolt 32 to be synchronously rotated, the nut 31 moves upward on the bolt 32, so that the height of the pillow 102 relative to the pillow 101 is raised.

As shown in fig. 2 and 3 in combination with fig. 6, a force transmission member 40 is provided between the bolt 32 and the base plate 20, and when a user is resting on the improved height-adjustable body correcting pillow 100, the load bearing force on the pillow portion 102 is transmitted to the bolt 32 and then transmitted to the base plate 20 through the force transmission member 40, thereby forming a first level of force transmission dispersion effect, i.e., dispersing the force concentrated on the bolt 32 and the knob 33 to the base plate 20. On the one hand, the pressure on the bolts 32 and the knob 33 is relieved, and the bolts 32 or the knob 33 are prevented from being cracked and damaged due to overlarge weight, on the other hand, the stress on the bottom plate 20 is more evenly dispersed, the effective contact area between the bottom plate and the soft bed surface is increased, and the bottom plate is more stably placed on the bed surface.

Specifically, in the present embodiment, the lower end of the bolt 32 is provided with a step S, the step S has a force transmission surface Sf, the force transmission member 40 is a reinforcing washer, the reinforcing washer is sleeved on the bolt 32, and the force transmission surface Sf abuts against the reinforcing washer.

Further, as shown in fig. 6, the base plate 20 is provided with an arch support 22 protruding upward, the first through hole H1 is provided in the arch support 22, and the force transmission member 40 is provided between the bolt 32 and the arch support 22 and is clamped between the force transmission surface Sf and the arch support 22. In this embodiment, the lower side of the reinforcing pad abuts against the top surface of the arch support 22, so as to form a second level of force transmission and dispersion, that is, the force applied to the bolt 32 is transmitted through the force transmission surface Sf thereof to serve as the reinforcing pad of the force transmission member 40, and then transmitted through the reinforcing pad to the arch support 22, and then transmitted from the arch support 22 to the base plate 20. The arch structure of the arch support 22 can further disperse the force on the force-transmitting member 40, uniformly transmit the force on the bottom plate 20, relieve the pressure on the bolts 32 and the knob 33, and promote the stability of the placement between the bottom plate 20 and the bed surface.

As shown in fig. 5, the lower bottom surface of the bottom plate 30 is provided with an inwardly sunk recess 34, and the knob 33 is disposed in the recess 34, and the first through hole H1 communicates with the recess 34, so that the lower end of the bolt 32 is coupled to the knob 33 through the first through hole H1. In this embodiment, as shown in fig. 4, the knob 33 is fixedly connected to the bottom of the bolt 32 by a screw 35. The outer surface of the knob 33 does not exceed the lower bottom surface of the bottom plate 20, that is, does not exceed the placement surface 21, so that the placement surface 21 of the bottom plate 20 can be placed on the bed surface smoothly, and stability is maintained.

As shown in fig. 2 and 3 in conjunction with fig. 4, in this embodiment, the top of the cavity 34 of the lower bottom surface of the base plate 20 is an upwardly arched structure, so that an upwardly arched supporting body 22 is formed on the base plate 20, and the upper surface of the knob 33 is an arched structure matching the top of the cavity 34. Therefore, when the knob 33 is screwed in the concave cavity 34, more importantly, the whole arch-shaped supporting body 22 is of an arch structure formed by integral injection molding with the bottom plate 20, the upper surface abuts against the powerful conducting piece 40, the lower surface abuts against the arch-shaped upper surface of the knob 33, a third-level force conduction dispersion effect is formed, and the stress on the bolt 32 is uniformly dispersed to the periphery through the arch structure of the arch-shaped supporting body 22 and the arch structure of the upper surface of the knob 33, so that the pressure on the bolt 32 and the knob 33 is further reduced, and the stability of placement between the bottom plate 20 and a bed surface is improved.

From this point on, the improved height-adjustable body correcting pillow 100 provided in this embodiment has three levels of force transmission dispersion, including: first level: bolts 32, force conductors 40, and base plate 20; second level: between the force-conducting member 40 and the arched support 22 of the base plate 20; third layer: the lower surface of the arched support 22, i.e. the arch of the top of the cavity 34 and the arch of the upper surface of the knob 33.

As shown in fig. 5, the lower side of the pillow plate 10 is provided with a mounting post 13, the mounting post 13 has a receiving chamber 13C, a nut seat 36 is fixedly mounted at the lower end of the mounting post 13, and a nut 31 is disposed in the nut seat 36, so that the nut 31 is fixedly mounted on the lower side of the pillow plate 10 through the nut seat 36. The nut seat 36 is provided with a second through hole H2 through which the bolt 32 passes. The upper end of the bolt 32 is located in the accommodating chamber 13C, and after passing through the nut 31, the second through hole H2, the force transmitter 40, and the first through hole H1 in order, the lower end is connected to the knob 33.

As shown in fig. 2 and 3 in combination with fig. 4, a first spring T1 is provided in the accommodating chamber 13C, and the first spring T1 is located above the nut 31 and is sleeved on the upper end of the bolt 32. The upper end of the first spring T1 abuts against the pillow plate 10, and the lower end abuts against the nut 31, for buffering the downward pressure of the neck of the human body against the pillow 102. In addition, when the user adjusts the height of the pillow 102 through the knob 33, the first spring T1 can give a certain resistance or thrust, making the adjusting process smoother.

As shown in fig. 2 and 3 in combination with fig. 6, a plurality of second springs T2 are provided between the bottom plate 20 of the pillow base 101 and the pillow plate 10 of the pillow 102, and in this embodiment, 4 second springs T2 are provided for each group of height adjusting mechanisms 103. The upper end of the second spring T2 abuts against the pillow plate 10, and the lower end abuts against the bottom plate 20, thereby further buffering the downward pressure of the neck of the human body against the pillow 102, providing more powerful support for the head and neck of the user, and improving the smoothness of the adjustment operation,

the bottom plate 20 is provided with a plurality of positioning posts D1, the lower side surface of the pillow plate 10 is correspondingly provided with a plurality of positioning sleeves D2, in this embodiment, four positioning posts D1 are arranged around each arch-shaped supporting body 22, the second springs T2 are sleeved on the positioning posts D1, and the positioning sleeves D2 are sleeved outside the second springs T2, so that the stability of the second springs T2 is fixed and maintained.

It should be noted that: like reference numerals denote like items in the following figures, and thus once an item is defined in one figure, it may not be further defined and explained in the following figures.

The improved height adjustable body correcting pillow provided by the present utility model has been described above, and specific examples have been applied herein to illustrate the principles and embodiments of the present utility model, and the above examples are only for aiding in the understanding of the present utility model and the core concept. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.

Claims

1. Improved height-adjustable body correcting pillow, and is characterized in that:

comprises a pillow seat and a pillow part positioned above the pillow seat;

2. The improved height adjustable body orthotic pillow of claim 1, wherein:

the lower bottom surface of the bottom plate is provided with an inward concave cavity, the lower end of the bolt is connected with a knob, the knob is arranged in the concave cavity, and the outer surface of the knob does not exceed the lower bottom surface of the bottom plate.

3. The improved height adjustable body orthotic pillow of claim 1, wherein:

4. The improved height adjustable body orthotic pillow of claim 1, wherein:

the lower side surface of the sleeper plate is provided with a mounting column which is provided with a containing cavity;

5. The improved height adjustable body orthotic pillow of claim 1, wherein:

a first spring is arranged above the nut and sleeved on the bolt;

6. The improved height adjustable body orthotic pillow of claim 1, wherein:

a plurality of second springs are arranged between the bottom plate of the pillow seat and the pillow plate of the pillow part, the upper ends of the second springs are propped against the pillow plate, and the lower ends of the second springs are propped against the bottom plate;

7. Improved height-adjustable body correcting pillow, and is characterized in that:

comprises a pillow seat and a pillow part positioned above the pillow seat;

8. The improved height adjustable body orthotic pillow of claim 7, wherein:

an arch support body protruding upwards is arranged on the bottom plate, and the lower end of the bolt penetrates through the arch support body to be connected with the knob;

9. The improved height adjustable body orthotic pillow of claim 7, wherein:

a first spring is arranged above the nut and sleeved on the bolt;

10. Improved height-adjustable body correcting pillow, and is characterized in that:

comprises a pillow seat and a pillow part positioned above the pillow seat;

11. The improved height adjustable body orthotic pillow of claim 10, wherein:

the top of the concave cavity of the lower bottom surface of the bottom plate is an arch structure arched upwards so as to form an arch supporting body protruding upwards on the bottom plate;

12. The improved height adjustable body orthotic pillow of claim 10, wherein:

the nut seat is provided with a second through hole for the bolt to pass through,

a first spring is arranged in the accommodating cavity and sleeved on the bolt;