CN212073794U

CN212073794U - Waist-relieving type cushion

Info

Publication number: CN212073794U
Application number: CN202020118049.8U
Authority: CN
Inventors: 董华伟; 陈传林
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-19
Filing date: 2020-01-19
Publication date: 2020-12-04
Anticipated expiration: 2030-01-19

Abstract

A waist-relieving cushion. Relates to articles for daily use, in particular to a cushion of a waist-relieving type low-position seat. The waist-relieving type cushion has the advantages that the sitting posture is relaxed and comfortable for a long time, the acute-angle sitting posture is effectively avoided, the use friendliness is high, and the cost is proper. Comprises a sheet-shaped cushion body; the cushion body is in a wedge shape with a thin front part and a thick rear part; the rear end face of the cushion body is provided with an inserting tongue extending towards the oblique downward direction. The top surface of the cushion body is provided with a plurality of air holes with communicated tops and bottoms; the surface of the bottom surface of the cushion body is provided with at least one exhaust groove which penetrates through the bottom surface of the cushion body; the air holes are communicated with the exhaust groove. The product of the utility model can be molded by injection molding, foaming, blow molding and other processes. The hardness of the finished product can be adjusted by the skilled in the art according to the actual needs, and the sitting pressure of people with lumbar muscle strain can be prevented, treated and relieved.

Description

Waist-relieving type cushion

Technical Field

The utility model relates to an articles for daily use especially relate to the cushion of slow waist formula low level seat.

Background

At present, various car seats on the market are basically designed to be in a state of high front and low back, and most of the seats can be integrally adjusted front and back and up and down, but the design state of low back of the seat cannot be changed (as shown in fig. 9). This condition is only when the back of the seat is tilted backwards and the driver is also tilted backwards in the ideal driving condition, which is to say, when the back and legs are in a right angle relationship (as shown in fig. 10-11), i.e., when the body is in a broken line condition (as shown in fig. 11).

However, most drivers drive in a state of not leaning backward, i.e. at right angle to the ground, but at an acute angle to the driver seat and the legs (as shown in fig. 11, the human body is in a solid line state) for reasons of habit, visual angle, etc. The acute sitting posture can cause the lumbar muscle to stretch all the time, which is easy to cause the fatigue of the lumbar muscle and the strain of the lumbar muscle. For drivers with already existing lumbar muscle strain, only snowy frosting is available. Moreover, when a human body is in such a sitting posture (acute sitting posture), the normal physiological curve of the lumbar vertebra is not kept, and the lumbar disc herniation is very likely to be caused for a long time.

Therefore, in order to relieve the above situations, some people have designed a back cushion which can prop against the waist, and the main action mechanism of the back cushion is to support the lumbar of a long-sitting human body and promote the lumbar to keep a physiological curve. But it is difficult to solve the problems of lumbar muscle fatigue and lumbar muscle strain. Some manufacturers have proposed a technical means for adjusting the seat in multiple angles and adding a massage function to solve the problem, but the cost is high.

Similarly, in some office and home places, some sofas and old chairs also have the condition of improper sitting posture.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to above problem, provide one kind and make the gesture of taking for a long time lighter, comfortable, effectively avoid the acute angle position of sitting, the use friendliness is high to the moderate waist formula cushion of cost is appropriate.

The technical scheme of the utility model is that: comprises a sheet-shaped cushion body; the cushion body is in a wedge shape with a thin front part and a thick rear part; the rear end face of the cushion body is provided with an inserting tongue extending towards the oblique downward direction.

The top surface of the cushion body is provided with a plurality of air holes with communicated tops and bottoms; the surface of the bottom surface of the cushion body is provided with at least one exhaust groove which penetrates through the bottom surface of the cushion body; the air holes are communicated with the exhaust groove.

The cushion is characterized in that a pair of human thigh bottom surface bearing surfaces is arranged on the top surface of the front portion of the cushion body, and a human hip bearing surface is arranged on the top surface of the rear portion of the cushion body.

The bearing surface of the bottom surface of the thigh of the human body is concave downwards.

A notch is arranged between the pair of human thigh bottom surface bearing surfaces.

The rear parts of the two sides of the cushion body are respectively provided with a side arc-shaped groove close to the bottom.

The cushion body of the utility model is in a wedge shape with a thin front part and a thick rear part; the rear end face of the cushion body is provided with a tongue extending in an oblique downward direction. The cushion can be reliably arranged and positioned on the cushion of the soft seat (the inserting tongue can be conveniently inserted into a gap at the bottom of the seat back, a plurality of degrees of freedom can be effectively limited, the cushion can be prevented from sliding on the seat surface in any direction), and the included angle between the cushion surface and the back surface is increased. The human body sitting on the cushion of the utility model is beneficial to keeping the physiological curve of the lumbar; secondly, alleviated the tensile state of psoas muscle for the lumbar vertebrae of person of taking can maintain normal physiology curve, can relax the psoas muscle, prevent that the psoas muscle is tired, the utility model discloses improve psoas muscle strain person's the condition of driving, make the driving light more, relax, indefatigability.

In addition, the scheme adopts porous and air flue mode, has solved the stifled hot of conventional cushion, airtight problem, can not cause the situation of the easy sweat accumulation under the buttock like some cushion products in summer. The utility model has the characteristics of the structure is pleasing to the eye, the gas permeability is strong, improve driving comfort level etc.

The product of the utility model can be molded by injection molding, foaming, blow molding and other processes. The hardness of the finished product can be selected by the skilled person according to the actual needs. For example, the EVA material with the hardness of the finished product being higher than the Shore hardness of 38 after molding is adopted, so that the sitting pressure of people suffering from lumbar muscle strain can be prevented, treated and relieved.

Drawings

Figure 1 is a schematic perspective view of the present invention,

figure 2 is a schematic perspective view of the present invention,

figure 3 is a schematic view of the front view structure of the utility model,

figure 4 is a schematic view of the rear view of figure 3,

figure 5 is a schematic left side view of the structure of figure 3,

figure 6 is a schematic top view of the structure of figure 3,

figure 7 is a structural view showing an arrangement state of a conventional seat in the related art,

figure 8 is a schematic view of a sitting posture structure for correctly protecting the lumbar muscles,

FIG. 9 is a schematic view of a sitting posture configuration during driving;

FIG. 10 is a schematic view showing a structure in which an upper body and legs are in a right-angled relationship in the related art;

fig. 11 is a schematic structural view of a related art right-angle state drive (broken line state) and an acute-angle state drive (solid line state);

FIG. 12 is a schematic view of a sitting posture configuration of a driver when driving after adding a cushion for a waist-relieving type driver;

in the figure, 1 is a cushion body, 11 is a human thigh bottom surface bearing surface, 12 is a human hip bearing surface, 2 is an air hole, 3 is an exhaust groove, 4 is a side arc groove, 5 is an insertion tongue, and 6 is a notch.

Detailed Description

The utility model is shown in figures 1-8 and 12; comprises a sheet-shaped cushion body 1; the cushion body 1 is in a wedge shape with a thin front part and a thick rear part; the rear end face of the cushion body 1 is provided with a tongue 5 extending in an oblique downward direction.

Further expanding, the design structure of the inserting tongue 5 can be the structure form in fig. 2, and the rear end surface of the seat cushion body 1 is close to the bottom position, and the whole end surface extends towards the oblique lower direction.

Further expanding, the design structure of the inserting tongue 5 can be the structure form in fig. 7, the rear end surface of the seat cushion body 1 is close to the bottom position, and two sides of the end surface respectively extend towards the oblique lower direction.

Further expanding, the design structure of the inserting tongue 5 can be the structure form in fig. 8, the rear end surface of the seat cushion body 1 is close to the bottom position, and the middle position of the end surface extends towards the oblique lower direction.

The cushion can be reliably arranged and positioned on the cushion of the soft seat through the arrangement of the inserting tongue 5 (the inserting tongue 5 is conveniently inserted into a gap at the bottom of the backrest of the seat, and can effectively limit a plurality of degrees of freedom and avoid the sliding of the cushion on the seat surface in any direction).

Through the design of the structure of the cushion body 1 (the cushion body 1 is in a wedge shape with a thin front part and a thick rear part), the included angle between the cushion surface and the backrest surface is increased. The human body sitting on the cushion of the utility model is not only beneficial to keeping the physiological curve of the lumbar vertebra; and the stretching and tensioning state of the lumbar muscles is relieved, so that the lumbar vertebrae of the rider can maintain a normal physiological curve, the lumbar muscles can be relaxed, and the fatigue of the lumbar muscles is prevented.

The top surface of the cushion body 1 is provided with a plurality of air holes 2 with communicated tops and bottoms; the surface of the bottom surface of the cushion body 1 is provided with at least one exhaust groove 3 penetrating through the bottom surface of the cushion body 1; the air holes 2 are communicated with the exhaust groove 3. After a human body sits and presses, heat generated by the human body is exhausted from the exhaust groove 3 through the plurality of air holes 2, and the air permeability of the seat cushion is improved.

Nine air holes 2 are arranged in the scheme and are arranged in a square structure; the two exhaust grooves 3 are arranged along the diagonal of the square and extend towards the side surface of the cushion body 1; the air holes 2 positioned in the middle of the side length of the square are communicated with the exhaust groove 3 through connecting grooves arranged along the side length direction.

The top surface of the front part of the cushion body 1 is provided with a pair of human thigh bottom surface bearing surfaces 11, and the top surface of the rear part of the cushion body 1 is provided with a human hip bearing surface 12. In the scheme, the size of A is designed to be 445mm, the size of B is designed to be 60mm, the size of C is designed to be 12mm, and the angle of the front part of the cushion body 1 is 6.16 degrees.

The bearing surface 11 of the bottom surface of the thigh of the human body is concave downward, so that the comfort level of the thigh part is improved.

A notch 6 is arranged between the pair of human thigh bottom surface bearing surfaces 11, so that the air permeability between the thighs is improved.

The rear parts of the two sides of the cushion body 1 are respectively provided with a side arc-shaped groove 4 near the bottom. The present case cushion body 1 is the anterior thin, the thick oblique wedge form in rear portion, and when the human seat pressed, the middle part position at the top of cushion body 1 pushed down, and the both sides edge of cushion body 1 can upwards perk to some extent, and side arc recess 4 further improves the gas permeability at rear portion of cushion body 1.

All patients with lumbar muscle disease often hear the doctor cautions to do not sleep on a soft bed, do not do a soft sofa, try to sleep on a wooden bed, sit on a wooden chair. Most of cushions in the current market are made of foam plastics and are very soft. The product can be molded by adopting the processes of injection molding, foaming, blow molding and the like. The hardness of the finished product can be selected by the skilled person according to the actual needs. For example, the EVA material with the hardness of the finished product being higher than the Shore hardness of 38 after molding is adopted, so that the sitting pressure of people suffering from lumbar muscle strain can be prevented, treated and relieved.

The disclosure of the present application also includes the following points:

(1) the drawings of the embodiments disclosed herein only relate to the structures related to the embodiments disclosed herein, and other structures can refer to general designs;

(2) in case of conflict, the embodiments and features of the embodiments disclosed in this application can be combined with each other to arrive at new embodiments;

the above embodiments are only embodiments disclosed in the present disclosure, but the scope of the disclosure is not limited thereto, and the scope of the disclosure should be determined by the scope of the claims.

Claims

1. The waist-relieving type cushion comprises a sheet-shaped cushion body; the cushion is characterized in that the cushion body is in a wedge shape with a thin front part and a thick rear part; the rear end face of the cushion body is provided with an inserting tongue extending towards the oblique downward direction.

2. The waist-relieving cushion as claimed in claim 1, wherein the top surface of the cushion body is provided with a plurality of air holes with top and bottom through; the surface of the bottom surface of the cushion body is provided with at least one exhaust groove which penetrates through the bottom surface of the cushion body; the air holes are communicated with the exhaust groove.

3. The waist-relaxing cushion according to claim 1, wherein a pair of human thigh bottom surface bearing surfaces is provided on the top surface of the front portion of the cushion body, and a human hip bearing surface is provided on the top surface of the rear portion of the cushion body.

4. A cushion as claimed in claim 3, wherein the supporting surface of the underside of the thighs of the human body is concave.

5. A waist-relaxing cushion according to claim 3 or 4, wherein a recess is provided between a pair of said human thigh bottom surface carrying surfaces.

6. The waist-relaxing cushion according to claim 1, wherein the rear portions of both sides of the cushion body near the bottom are respectively provided with side arc-shaped grooves.