CN216876881U - Prevent ventilative decompression wheelchair cushion of bedsore - Google Patents

Abstract

The application discloses prevent bedsore ventilative wheelchair cushion of decompressing, including the cushion main part, a plurality of bleeder vents of having arranged in cushion main part surface rule, the bleeder vent run through the upper and lower surface of cushion main part, the upper surface of cushion main part be with the contact surface of human buttock contact, the center of cushion body be equipped with the decompression district, leave the space of keeping away the sky between decompression district and the contact surface. Further optimize the cushion structure, improved the comfort level of cushion, avoid the long-time use of user to arouse eczema, bedsore scheduling problem.

Description

Prevent ventilative decompression wheelchair cushion of bedsore

Technical Field

The application relates to the technical field of cushions, in particular to a pressure relief wheelchair cushion capable of preventing bedsore and ventilating.

Background

In order to improve the comfort level of the seat, cushions made of various materials and in various shapes are used for the seat to improve the comfort level of the seat, the shape of the common cushion at present is different and has the shape of square, round or oval, the materials are mostly cotton cloth, flannelette, satin, nylon, memory cotton or linen, and the like, the use of the cushion can meet the warm-keeping and comfortable effects, the cushion is an indispensable fabric product in public transport vehicles, rooms, carriages and the like, the use is comfortable, and the cushion has the irreplaceable decorative effect of other articles.

However, for a person who needs to sit on the wheelchair for a long time, the comfort of the user is directly influenced by the seat cushion, the health condition of the user can be directly influenced, the buttocks sweat due to the fact that the buttocks are tightly attached to the wheelchair seat cushion, the comfort is poor, and particularly in hot summer, eczema, dermatitis and the like can be caused after the seat cushion is used for a long time. Moreover, the cushion is too hard, and bedsore can be caused. Aiming at the crowds, the air bag cushion appears on the market, and the inflation degree of the air bag can be adjusted according to the requirements of users, so that the cushion is suitable for the users. However, such airbag cushions are expensive, often thousands of times. The other type of cushion is made of rubber, sponge and other materials, and the price of the cushion is relatively economic.

The Chinese patent application 'a novel breathable cushion' is an application number; 201821930241.6, the utility model discloses a novel breathable cushion, which comprises an outer cover, wherein the outer cover comprises a bottom surface and a breathable net, the bottom surface and the breathable net are internally formed with an accommodating space after being connected with each other at the outer edge, an inner core is arranged in the accommodating space and comprises a base cloth, a gel layer is arranged above the base cloth, a plurality of air holes are uniformly distributed on the gel layer, and the breathable net is positioned above the gel layer.

Also as the Chinese patent application, a novel cushion, application number: 201920295200.2, respectively; the novel cushion comprises a cushion main body made of soft materials, wherein a plurality of air holes are uniformly distributed in the cushion main body, an elastic connecting layer is arranged at the middle end part in each air hole, a plurality of air holes are formed in the elastic connecting layer, a caudal vertebra placing groove is formed in the downward concave shape of the upper surface of the cushion main body, and each air hole is circular or polygonal.

Although the cushion is made of soft materials, and the surface of the cushion is provided with the plurality of air holes, the comfort level can be improved to a certain degree, and the occurrence of eczema and bedsore can be reduced. The inventors of the present application have considered that the above cushion structure has room for further improvement.

SUMMERY OF THE UTILITY MODEL

The technical problem that this application will be solved provides a prevent bedsore ventilative pressure wheelchair cushion, further optimizes the cushion structure, has improved the comfort level of cushion, avoids the long-time use of user to arouse eczema, bedsore scheduling problem.

The technical scheme adopted by the application is as follows: the utility model provides a prevent bedsore ventilative decompression wheelchair cushion, includes the cushion main part, a plurality of bleeder vents of having arranged regularly in cushion main part surface, the bleeder vent run through the upper and lower surface of cushion main part, the upper surface of cushion main part be with the contact surface of human buttock contact, the center of cushion body be equipped with the region of reducing pressure, leave the space of keeping away the sky between region of reducing pressure and the contact surface.

Compared with the prior art, the cushion has the advantages that the plurality of air holes are formed in the cushion main body at first, and the air holes penetrate through the upper surface and the lower surface of the cushion main body. The whole air permeability of the cushion main body is good, and the contact area between the cushion main body and a person sitting on the cushion is reduced, and heat can be timely dissipated. Secondly, set up the decompression district at the cushion to set up and leave the space of taking shelter from between decompression district and the contact surface, that is to say, there is the space of taking shelter from between decompression district and the human buttock, makes the buttock that is located the decompression district top not contact with the cushion. Thereby avoiding bedsore caused by long-time use of the user. The air exists in the space which is kept free by the decompression area, so that the problem that the buttocks are airtight is solved, and the skin at the position is prevented from generating eczema.

In some embodiments of the present application, the cushion body is made of TPE or TPR. The material is the preferred material of this application, and the price cost is not high relatively, and has made a plurality of bleeder vents structurally, realizes the good ventilation effect of this application.

In some embodiments of the present application, the relief area is curved over the contact surface. The surface of the cushion main body is smoother, and the user experience feeling is good.

In some embodiments of the present application, the pressure relief zone is provided with a groove. The arrangement of the groove ensures that the buttocks of the human body is not contacted with the decompression area, thereby avoiding the problem of bedsore. The groove is a scheme for realizing the clearance between the decompression area and the contact surface.

In some embodiments of the present application, the pressure relief section is provided with a through hole. The periphery of through-hole be provided with interior frame, interior frame play the supporting role, avoid the cushion excessively to sink, relatively poor to the support effect of buttock. Compared with the groove arranged in the decompression area, the through hole is arranged in a preferable structure, so that the hip of a user has better air permeability.

In some embodiments of the present application, the ventilation holes are honeycomb holes, and the cross section of the ventilation holes is a hexagonal structure. For the preferred structure of this application, compare in traditional round hole, square hole, triangle hole, set up the hole that honeycomb holes can arrange more quantity in the cushion main part, also have bigger bleeder vent total area. The contact area with the cushion body is reduced, and heat can be timely dissipated.

The honeycomb holes are distributed on the whole cushion main body. Arrange the honeycomb holes in the cushion main part in a large number, increased substantially the gas permeability of whole cushion main part.

In some embodiments of the present application, one side surface of the seat cushion body is an inclined surface, the inclined surface is connected to the contact surface, and the inclined surface is an adjacent surface of the contact surface. Specifically, the included angle between the inclined plane and the contact surface is an obtuse angle.

When the wheelchair is used actually, the inclined surface of the cushion can be arranged at one end close to the backrest of the wheelchair, so that the center of gravity of the body of a user moves backwards when the user sits on the wheelchair, and the feet are lifted. The inclined surface of the cushion can also be arranged at one end far away from the backrest of the wheelchair, so that the effect that the feet are close to the ground is achieved. In a reasonable range, the thickness of the cushion can be increased to disperse the whole stress, and the local stress is avoided from being too large.

In some embodiments of this application, cushion main part periphery be provided with the outline, the outline play the supporting role, avoid the cushion excessively to sink, relatively poor to the support effect of buttock.

In some embodiments of the present application, the edge of the cushion main body is provided with an extension edge, and the extension edge is formed by extending the contact surface toward the periphery. Preferably, the upper surface of the extension edge and the contact surface are located on the same plane.

Specifically, the extension border adapt to the edge setting of cushion main part, the width at extension border is 3cm ~8 cm. Preferably, the width of the extended edge is 5 cm.

In some embodiments of the present application, the width of the seat cushion main body is 36cm, the extension edges are correspondingly arranged at two sides of the seat cushion main body in the width direction, the extension edges can be folded downwards and attached to the side surfaces of the seat cushion main body, and the extension edges change, so that the width range of the whole seat cushion is 36 cm-46 cm.

In some embodiments of the present application, the contact surface has a rectangular basic shape, one edge of the contact surface is connected to the inclined surface, and the other three edges of the contact surface are connected to the extension edge. Set up three edges and connect the extension border, then the holistic width scope of cushion of this application is adjustable, and length is adjustable, and this is the preferred structure of this application.

In some embodiments of the present application, a plurality of reinforcing ribs are arranged on the lower surface of the extension edge, and the plurality of reinforcing ribs are regularly arranged on the extension edge. Specifically, the reinforcing ribs are arranged along the width direction of the extension edge. More specifically, the reinforcing ribs are connected with the outer frame, and the reinforcing ribs are perpendicular to the outer frame at the connection position of the reinforcing ribs.

Specifically, the connecting pieces are arranged on part of the reinforcing ribs and are connected with the reinforcing ribs and the outer frame. Specifically, the connecting piece is of a triangular sheet structure.

In this application, extension border and strengthening rib can make the cushion be fit for the wheelchair of multiple size to it agrees with stably to guarantee that the cushion is placed on the wheelchair.

Drawings

The present application will be described in further detail below with reference to the drawings and preferred embodiments, but those skilled in the art will appreciate that the drawings are only drawn for the purpose of illustrating the preferred embodiments and therefore should not be taken as limiting the scope of the present application. Furthermore, unless specifically stated otherwise, the drawings are merely schematic representations based on conceptual representations of elements or structures depicted and may contain exaggerated displays and are not necessarily drawn to scale.

FIG. 1 is a first schematic structural diagram of the present invention;

FIG. 2 is a second schematic structural view of the present invention;

FIG. 3 is a bottom view of the present invention;

fig. 4 is a cross-sectional view of the AA section in fig. 3.

Wherein the reference numerals are specified as follows: 1. a cushion main body; 1a, a contact surface; 1b, an inclined surface; 2. air holes are formed; 3. a reduced pressure zone; 4. a through hole; 5. an inner frame; 6. an outer frame; 7. extending the edge; 8. and (5) reinforcing ribs.

Detailed Description

The present application will now be described in detail with reference to the accompanying drawings.

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

An anti-bedsore breathable decompression wheelchair cushion, the embodiment of which is shown in figure 1: including cushion main part 1, a plurality of bleeder vents 2 of having arranged in 1 surface rule of cushion main part, bleeder vent 2 run through the upper and lower surface of cushion main part 1 for cushion main part 1 holistic gas permeability is good, and the people sit on the cushion and reduced the contact surface 1a product with the cushion body, and can in time distribute away the heat. The upper surface of cushion main part 1 is the contact surface 1a with human buttock contact, the center of cushion body be equipped with decompression district 3, leave the space of keeping away between decompression district 3 and the contact surface 1 a. A clearance space exists between the decompression area 3 and the buttocks of a human body, so that the buttocks above the decompression area 3 are not contacted with the cushion. Thereby avoiding bedsore caused by long-time use of the user. The air exists in the space which is kept free by the decompression area 3, so that the problem that the buttocks are airtight is solved, and the skin at the position is prevented from generating eczema.

The second embodiment is the same as the first embodiment in other points: the air holes 2 are honeycomb holes, and the cross sections of the air holes 2 are of hexagonal structures. For the preferred structure of this application, compare in traditional round hole, square hole, triangle hole, set up the hole that honeycomb holes can arrange more quantity on cushion main part 1, also have 2 total areas of great bleeder vent. The contact surface 1a with the cushion body is reduced, and heat can be dissipated in time.

The honeycomb holes are distributed in the whole cushion main body 1. Arrange the honeycomb holes on cushion main part 1 in a large number, increased substantially the gas permeability of whole cushion main part 1.

The curved surface between the decompression zone 3 and the contact surface 1a is excessive. The surface of the seat cushion main body 1 is smoother, and the user experience feeling is good.

The decompression area 3 is provided with a groove. The arrangement of the groove enables the buttocks of the human body to be not in contact with the decompression zone 3, thereby avoiding the problem of bedsore. The recess is one solution to achieve the clearance of the pressure reducing zone 3 from the contact surface 1 a.

The third embodiment is the same as the second embodiment in other points: as shown in fig. 2 to 4, the decompression section 3 is provided with through holes 4. The periphery of through-hole 4 be provided with interior frame 5, interior frame 5 play the supporting role, avoid the cushion excessively to sink, relatively poor to the support effect of buttock. The provision of the through-holes 4 is a preferred construction, as compared to the provision of grooves in the pressure-reducing zone 3, so that the buttocks of the user have better breathability.

Cushion main part 1 periphery be provided with outline 6, outline 6 play the supporting role, avoid the cushion excessively to sink, relatively poor to the support effect of buttock.

The edge of the cushion main body 1 is provided with an extension edge 7, and the extension edge 7 is formed by extending a contact surface 1a to the outer periphery. Specifically, extension border 7 adapt to 1 edge setting of cushion main part, extension border 7's width is 3cm ~8 cm. Preferably, the width of the extended rim 7 is 5 cm. The preferred scheme is as follows: the width of cushion main part 1 be 36cm, extension border 7 correspond the setting in the both sides of cushion main part 1 width direction, extension border 7 can fold downwards and paste and lean on in cushion main part 1 side, extension border 7 changes then the holistic width scope of cushion is 36cm ~46 cm.

Preferably, the upper surface of the extension edge 7 is in the same plane as the contact surface 1 a.

The lower surface of extension border 7 has laid a plurality of strengthening ribs 8, and a plurality of strengthening ribs 8 are arranged at extension border 7 rule. Specifically, the reinforcing ribs 8 are provided along the width direction of the extension edge 7. More specifically, the reinforcing rib 8 is connected with the outer frame 6, and the reinforcing rib 8 is perpendicular to the outer frame 6 at the connection position. And connecting pieces are arranged on part of the reinforcing ribs 8 and are connected with the reinforcing ribs 8 and the outer frame 6. Specifically, the connecting piece is of a triangular sheet structure.

In this application, extension border 7 and strengthening rib 8 can make the cushion fit for the wheelchair of multiple size to it agrees with stably to guarantee that the cushion is placed on the wheelchair.

The fourth embodiment is the same as the third embodiment in other points, and the difference is as follows: as shown in fig. 1 and 4, one side surface of the seat cushion body 1 is an inclined surface 1b, the inclined surface 1b is connected to the contact surface 1a, and the inclined surface 1b is an abutment surface of the contact surface 1 a. Specifically, the included angle between the inclined surface 1b and the contact surface 1a is an obtuse angle. Specifically, the basic shape of the contact surface 1a is rectangular, one edge of the contact surface 1a is connected with the inclined surface 1b, and the other three edges of the contact surface 1a are connected with the extension edge 7.

In actual use, the inclined surface 1b of the cushion can be arranged at one end close to the backrest of the wheelchair, so that the center of gravity of the body of a user moves backwards when the user sits on the wheelchair, and the feet are lifted. The inclined surface 1b of the cushion can also be arranged at one end far away from the backrest of the wheelchair, so that the effect that the feet are close to the ground is achieved. In a reasonable range, the thickness of the cushion can be increased to disperse the whole stress, and the local stress is avoided from being too large.

The fifth embodiment is the same as the first and second embodiments in other respects, and the difference is as follows: the cushion body is of a flat structure, and the pressure reduction area 3 is provided with a step hole. The stepped hole is a round hole and comprises an upper hole and a lower hole, the caliber of the upper hole is larger than that of the lower hole, and the inner peripheral ring forms the outer peripheral surface of the stepped hole.

The present application has been described in detail above, and specific examples thereof are used herein to explain the principles and implementations of the present application, which are presented solely to aid in understanding the present application and its core concepts. It should be noted that, for those skilled in the art, it is possible to make several improvements and modifications to the present application without departing from the principle of the present application, and such improvements and modifications also fall within the scope of the claims of the present application.

Claims (10)

1. The utility model provides a prevent bedsore ventilative decompression wheelchair cushion which characterized in that includes the cushion main part, a plurality of bleeder vents of having arranged regularly in cushion main part surface, the bleeder vent run through the upper and lower surface of cushion main part, the upper surface of cushion main part be with the contact surface of human buttock contact, the center of cushion body is equipped with the region of reducing pressure, leaves the space of keeping away the sky between region of reducing pressure and the contact surface.

2. The anti-decubitus ventilation and pressure relief wheelchair cushion as claimed in claim 1, wherein the pressure relief area is curved over the contact surface.

3. The anti-bedsore breathable decompression wheelchair cushion as claimed in claim 1 or 2, characterized in that the decompression zone is provided with through holes; the periphery of the through hole is provided with an inner frame.

4. The anti-bedsore breathable decompression wheelchair cushion as claimed in claim 1, wherein the breathable holes are honeycomb holes, and the cross section of the breathable holes is of a hexagonal structure; the honeycomb holes are distributed on the whole cushion main body.

5. The anti-bedsore breathable decompression wheelchair cushion according to claim 1, characterized in that one side of the cushion body is an inclined surface, and the inclined surface is connected with the contact surface; the inclined surface is an adjacent surface of the contact surface; the inclined plane and the contact surface form an obtuse angle.

6. The anti-bedsore breathable decompression wheelchair cushion according to claim 1, characterized in that an outer frame is arranged on the periphery of the cushion body.

7. The anti-bedsore breathable decompression wheelchair cushion according to claim 1, characterized in that the cushion body edge is provided with an extension edge, the extension edge is formed by extending a contact surface to the periphery; the extension edge is arranged to be suitable for the edge of the cushion main body, and the width of the extension edge is 3 cm-8 cm; the width of the cushion main body is 36cm, the extension edges are correspondingly arranged at two sides of the cushion main body in the width direction, and the extension edges can be folded downwards and attached to the side surfaces of the cushion main body; the upper surface of the extension edge and the contact surface are positioned on the same plane.

8. The anti-bedsore breathable decompression wheelchair cushion according to claim 1 or 7, characterized in that the basic shape of the contact surface is rectangular, one edge of the contact surface is connected with the inclined surface, and the other three edges of the contact surface are connected with the extension edge.

9. The anti-bedsore breathable decompression wheelchair cushion as claimed in claim 1, wherein a plurality of reinforcing ribs are distributed on the lower surface of the extension edge, and are regularly arranged on the extension edge.

10. The anti-bedsore breathable decompression wheelchair cushion according to claim 9, characterized in that the reinforcing ribs are connected with the outer frame and perpendicular to the outer frame at the connection thereof.

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