TWI711411B - Inflatable cushion - Google Patents

Abstract

The present invention is an inflatable cushion body, which includes a support and a control valve. The support includes an inflatable sleeve, a foam filler located in the inflatable sleeve, and an air valve connected to the inflatable sleeve. Air valve; therefore, the control valve of the present invention allows air to flow into and out of the inflatable sleeve, so that the air inside and outside the inflatable sleeve generates convection, thereby reducing the air temperature in the inflatable sleeve, avoiding the problem of stuffiness caused by long-term use, so that the present invention It can provide users with a cool and comfortable feeling, and the control valve can achieve the effect of fast air intake and slow air output, thereby increasing the support of this creation.

Description

Inflatable cushion body

The invention relates to an inflatable cushion, in particular to an inflatable cushion body that is not easy to produce a stuffy feeling due to long-term sitting.

Existing inflatable cushions usually use a pump to pump air through the air nozzle into the hollow cushion body, so that the inside of the cushion body is filled with air and then the air nozzle is closed, so that the user can support the buttocks through the air-filled cushion body. , Not only improve the comfort of long-term sitting, but also achieve the effects of dispersing pressure on the hips and preventing bedsores, making the existing inflatable cushions one of the indispensable necessities in life.

However, after the existing inflatable cushion is inflated, in order to maintain the supporting ability of the existing inflatable cushion, the air nozzle must be closed to prevent air from flowing out. Therefore, if the user sits for a long time, the existing inflatable cushion is likely to be located outside the cushion body. The air and the air inside the cushion body cannot produce convection, and the temperature of the air inside the cushion body increases. As a result, the existing inflatable cushion may easily cause the user to feel sultry and discomfort when used for a long time. There is still room for improvement and progress in the design of the inflatable cushion.

In order to solve the problem that the existing inflatable cushion is prone to sultry heat when used for a long time. The invention provides an inflatable cushion body, which includes a support member and a control valve. The support member is provided with an inflatable sleeve and an air valve communicating with the inflatable sleeve. The inside of the control valve is connected with the air valve of the support member to enable the gas in the inflatable sleeve to be The control valve enters and exits, thereby allowing the air inside and outside the inflatable sleeve to generate convection and reduce the air temperature in the inflatable sleeve. Even if the user uses it for a long time, it is not easy to produce a sense of stuffiness.

The inflatable cushion body proposed by the present invention to solve the technical problem includes: At least two support members are arranged side by side along a transverse direction. Each support member includes a hollow inflatable sleeve, a foam filler located inside the inflatable sleeve, and an air valve arranged in the inflatable sleeve. The valve is connected to the inside of the inflatable sleeve. The foam filling of each support includes a foam unit, a plurality of first ventilation grooves and at least one second ventilation groove, the plurality of first ventilation grooves and the at least one second ventilation groove The groove is recessed in the foam unit, the plurality of first ventilation grooves extend along the transverse direction and communicate with the inside of the inflatable sleeve of the support member, and the at least one second ventilation groove extends along a longitudinal direction and communicates with the support member. Inside the inflatable sleeve, the at least one second vent is connected to the plurality of first vents, and the plurality of first vents and at least one second vent of the foam filling The cotton unit is cut to form a plurality of foam blocks, and the air valves of the at least two support members are connected; A control valve, the inside of the control valve is communicated with one of the air valves of the support, so that the gas in the inflatable sleeve of each support can enter and exit through the control valve; and A set of cushions covers the at least two support members and the control valve.

The inflatable cushion body, wherein the control valve includes a chamber, a first channel, a second channel, a plurality of ribs, a diaphragm and a foam sheet, the chamber is located between the first Between the channel and the second channel, and the chamber communicates with the first channel and the second channel, the second channel communicates with one of the air valves of the support, the plurality of ribs are located in the chamber and face the Extending in the direction of the first channel, the diaphragm is flexible, and the middle part of the diaphragm can protrude toward the first channel or the second channel, and a gap is formed between the periphery of the diaphragm and the chamber The diaphragm includes a plurality of protruding parts, the plurality of protruding parts protrude toward the direction of the first channel, and the two surfaces of the foam sheet respectively abut against the diaphragm and the plurality of protruding ribs.

In the inflatable cushion body, the control valve includes a first valve body and a second valve body, the first valve body includes a first groove, and the inside of the first groove communicates with the first channel , And the groove bottom of the first groove body includes an oblique cone surface extending obliquely toward the first channel, the plurality of protruding parts can abut the oblique cone surface; the second valve body includes a second groove The inside of the second tank body communicates with the second channel, and the second tank body is aligned with the first tank body to form the chamber.

In the inflatable cushion body, each of the support members is elongated, one of the plurality of foam blocks of the foam filling of the support member includes eight foam blocks made of memory foam material, and the Four of the eight foam blocks made of memory foam are close to one end of the support, and the other four of the eight foam blocks made of memory foam are close to the other end of the support.

In the inflatable cushion body, each support member is elongated, and a part of the plurality of foam blocks of the foam filling of the support member is made of memory foam material, and the support member is made of memory foam material The foam block is located in the middle of the support.

In the inflatable cushion body, the inflatable cushion body is square.

In the inflatable cushion body, the protruding length of the protruding portion is less than the protruding length of the protruding rib.

Another inflatable cushion body of the present invention includes: At least three support members are arranged side by side along a transverse direction. Each support member includes a hollow inflatable sleeve, a foam filler located inside the inflatable sleeve, and an air valve arranged on the inflatable sleeve. The valve communicates with the inside of the inflatable sleeve. The foam filling of each support includes a foam unit, a plurality of first ventilation grooves and at least one second ventilation groove, the plurality of first ventilation grooves and the at least one second ventilation groove. The ventilation grooves are recessed in the foam unit, the plurality of first ventilation grooves extend along the transverse direction and communicate with the inside of the inflatable sleeve of the support, and the at least one second ventilation groove extends along a longitudinal direction and communicates with the support Inside the inflatable sleeve, the at least one second ventilation groove is connected to the plurality of first ventilation grooves, and the plurality of first ventilation grooves and at least one second ventilation groove of the foam filling The foam unit is cut to form a plurality of foam blocks, and the air valves of the at least three support members are connected; A control valve, the inside of the control valve communicates with one of the supporting parts' gas valves, so that the gas in the inflatable sleeves of each supporting part can enter and exit through the control valve; A set of cushions covering the at least three support members and the control valve; and Wherein, the inflatable cushion body is rectangular.

The inflatable cushion body, wherein the control valve includes a chamber, a first channel, a second channel, a plurality of ribs, a diaphragm and a foam sheet, the chamber is located between the first Between the channel and the second channel, and the chamber communicates with the first channel and the second channel, the second channel communicates with one of the air valves of the support, the plurality of ribs are located in the chamber and face the Extending in the direction of the first channel, the diaphragm is flexible, and the middle part of the diaphragm can protrude toward the first channel or the second channel, and a gap is formed between the periphery of the diaphragm and the chamber The diaphragm includes a plurality of protruding parts, the plurality of protruding parts protrude toward the direction of the first channel, and the two surfaces of the foam sheet respectively abut against the diaphragm and the plurality of protruding ribs.

In the inflatable cushion body, the control valve includes a first valve body and a second valve body, the first valve body includes a first groove, and the inside of the first groove communicates with the first channel , And the groove bottom of the first groove body includes an oblique cone surface extending obliquely toward the first channel, the plurality of protruding parts can abut the oblique cone surface; the second valve body includes a second groove The inside of the second tank body communicates with the second channel, and the second tank body is aligned with the first tank body to form the chamber.

The gains in efficacy obtained by the technical means of the present invention are: 1. In the inflatable cushion body of the present invention, the inside of the control valve is connected to the air valve of the support, and the air valve of the support is connected to the inflatable sleeve of the support, so that the control valve can allow air to flow into and out of the inflatable sleeve. The air in the inflatable sleeve can generate convection with the air outside the inflatable sleeve, thereby reducing the temperature of the air inside the inflatable sleeve, so that the present invention provides users with a cool and comfortable feeling during long-term use. 2. In the inflatable cushion body of the present invention, the support member is provided with foam filler, the foam filler is located inside the inflatable sleeve of the support member, and most of the foam blocks of the foam filler are the first ventilation groove and the second The ventilation groove is cut and formed, and the first ventilation groove and the second ventilation groove are connected to the inside of the inflatable sleeve. Therefore, when the user uses it, not only the plurality of foam blocks can provide the effect of supporting the user's body, but also the inner part of the inflatable sleeve Air can also circulate in the first ventilation groove and the second ventilation groove, thereby enhancing the air permeability of the present invention.

In order to understand the technical features and practical effects of the present invention in detail, and can be implemented in accordance with the content of the invention, a preferred embodiment as shown in the figure is further used to describe in detail as follows:

As shown in Figure 1, the first preferred embodiment of the present invention is rectangular and includes a set of cushions 10, at least two support members 20 and a control valve 30. The at least two support members 20 and the control valve 30 are located in the set The inside of the pad 10.

As shown in Figures 1 and 2, the cushion 10 is made of air-permeable material, and the cushion 10 is hollow. In this preferred embodiment, the at least two support members 20 are four, and four supports The member 20 is covered by the cushion 10, and the four supporting members 20 are arranged side by side along a horizontal direction. Since the four supporting members 20 are of the same design, only one supporting member 20 will be described below. The supporting member 20 includes There is an inflatable sleeve 21, a foam filler 22 and an air valve 23. The inflatable sleeve 21 is elongated, the foam filler 22 is elongated and is located inside the inflatable sleeve 21, and the foam filler 22 includes a The foam unit 221, a plurality of first ventilation grooves 222 and a second ventilation groove 223, the plurality of first ventilation grooves 222 and the second ventilation groove 223 are recessed in the foam unit 221, the plurality of first ventilation grooves The groove 222 extends along the transverse direction and communicates with the inside of the inflatable sleeve 21 of the support 20, and the second ventilation groove 223 extends along a longitudinal direction and communicates with the inside of the inflatable sleeve 21 of the support 20. An air vent 222 communicates with the second air vent 223, the plurality of first air vents 222 and the second air vent 223 cut the foam unit 221 to form a plurality of foam blocks 224, and the air valve 23 is arranged at One end of the inflatable sleeve 21 and the inside of the air valve 23 communicate with the inside of the inflatable sleeve 21, wherein the insides of the four air valves 23 of the four supports 20 are communicated.

As shown in FIG. 2, for the convenience of description, the four supporting members 20 are sequentially divided into a first supporting member 20A, a second supporting member 20B, a third supporting member 20C, and a fourth supporting member 20D. The plurality of foam blocks 224 of the foam filling 22 of the first support 20A includes eight foam blocks 224 made of memory foam material, and the eight foam blocks 224 made of memory foam material Four of the foam blocks 224 are close to one end of the first support 20A, and the other four of the eight foam blocks 224 made of memory foam material are close to the other end of the first support 20A; A part of the plurality of foam blocks 224 of the foam filling 22 of the third support 20C is also made of memory foam material, and the plurality of foam blocks 224 made of memory foam material are located on the first The middle position of the three supports 20C.

As shown in Figures 3 and 4, the control valve 30 is covered by the sleeve 10, and the control valve 30 is provided with a chamber, a first passage, a second passage, a rib and a diaphragm; specifically, the control valve The valve 30 includes a first valve body 31, a second valve body 32, a diaphragm 33, and a foam sheet 34. The first valve body 31 includes a first passage 311 and a first groove 312. A passage 311 communicates with the inside of the first groove body 312, the first groove body 312 is circular, and the groove bottom of the first groove body 312 includes an oblique cone surface 3121 extending obliquely toward the first passage 312 , The second valve body 32 is combined with the air valve 23 of one of the supporting members 20. The second valve body 32 includes a second passage 321, a second groove 322 and a plurality of protruding ribs 323. The channel 321 communicates with the inside of the second tank body 322 and the air valve 23 of the support 20 to which the second valve body 32 is combined, and the second tank body 322 and the first tank body 312 are aligned to form a chamber 35. The chamber 35 is located between the first channel 311 and the second channel 321, the plurality of ribs 323 are located in the chamber 35, and the plurality of ribs 323 are equiangularly arranged, and the plurality of protrusions The rib 323 extends in the direction of the first groove body 312; the diaphragm 33 and the foam sheet 34 are located in the chamber 35, the diaphragm 33 is circular and flexible, and the middle part of the diaphragm 33 can Protruding toward the first channel 311 or the second channel 321, and a gap S is formed between the periphery of the diaphragm 33 and the chamber 35. The diaphragm 33 includes a plurality of protrusions 331, and the plurality of A protruding portion 331 protrudes in the direction of the first groove body 312, the plurality of protruding portions 331 are arranged at an equal angle, and the plurality of protruding portions 331 can abut the inclined tapered surface 3121, the foam sheet 34 includes two surfaces facing in opposite directions. One surface of the foam sheet 34 abuts against the diaphragm 33, and the other surface of the foam sheet 34 abuts against the plurality of ribs 323, wherein the The protruding length L1 of the protruding portion 331 is less than the protruding length L2 of the protruding rib 323.

As shown in Figure 7, the second preferred embodiment of the present invention has a square shape and includes a set of cushions 10A, two supporting members 20 and a control valve 30. The edge of the cushion 10A is provided with a zipper, two supporting members 20 and the The control valve 30 is located inside the cushion 10, the two supporting members 20 are covered by the cushion 10A, and the two supporting members 20 are arranged side by side along a horizontal direction. The second preferred embodiment of the present invention is similar to the first preferred embodiment. The difference of the embodiment is only that the number of the support 20 and the number of the second ventilation grooves 223 of the foam filling 22 of the support 20 are different from the first preferred embodiment of the present invention, wherein the There are two support members 20 in this preferred embodiment, and the number of second ventilation grooves 223 extending along a longitudinal direction of the foam filler 22 of each support member 20 is three, and because of the second preferred embodiment of the present invention The rest is substantially the same as the first preferred embodiment, so it will not be repeated.

In addition, as shown in FIG. 8, the third preferred embodiment of the present invention is rectangular and includes a set of cushion 10, eight support members 20, and a control valve 30. The eight support members 20 and the control valve 30 are located on the cushion 10. In the interior, the supporting member 20 is covered by the cushion 10, and the supporting member 20 is arranged side by side along a horizontal direction. Because the third preferred embodiment of the present invention is substantially the same as the first preferred embodiment, the difference is different The only difference is that the shape of the third preferred embodiment of the present invention and the number of the supporting members 20 are different from the first preferred embodiment of the present invention.

As shown in FIG. 9, the fourth preferred embodiment of the present invention is rectangular and includes a set of cushion 10A, three supporting members 20 and a control valve 30. The edge of the cushion 10A is provided with a zipper, and the three supporting members 20 And the control valve 30 is located inside the cover 10A, the third support 20 is covered by the cover 10A, and the third support 20 is arranged side by side along a transverse direction. The fourth preferred embodiment of the present invention is similar to the second The difference of the preferred embodiment is only in the number of the support member 20 and the number of the second ventilation grooves 223 of the foam filling 22 of the support member 20 are different from the first preferred embodiment of the present invention, wherein, There are three support members 20 in this preferred embodiment, and the number of second ventilation grooves 223 extending along a longitudinal direction of the foam filling 22 of each support member 20 is five. However, due to the fourth preferred embodiment of the present invention, The rest of the example is roughly the same as the second preferred embodiment.

As shown in FIG. 10, the fifth preferred embodiment of the present invention is rectangular and includes a set of cushions 10A, six supporting members 20, a control valve 30, a supporting seat 40 and a supporting member 50. The edge is provided with a zipper, the support member 20, the control valve 30, the support seat 40 and the abutment member 50 are located inside the cushion 10A and covered by the cushion 10A. The support seat 40 includes a seat 41. Two side bars 42, the seat body 41 is rectangular and includes a length direction, opposite ends, and two parallel sides. The two side bars 42 are parallel and protruding from the seat body 41. The two sides The strips 42 are parallel and extend along the length direction of the seat body 41. Each side strip 42 is recessed with a plurality of ventilation grooves 421, and the plurality of ventilation grooves 421 are arranged side by side along the length direction of the seat body 41. The supporting member 20 is disposed on the base 41 and between the two side bars 42. The six supporting members 20 are arranged side by side along the length direction of the base 41, and the abutting member 50 is disposed on the base 41 and Adjacent to one end of the supporting seat 40, the abutting member 50 is located between the two side strips 42, because the abutting member 50 is made of foam material and is similar to the foam filler 22, The only difference lies in the number of the first and second ventilation grooves, so it will not be repeated here.

As shown in Figures 4 to 6, when the user’s buttocks are pressed against the present invention, the air inside the four inflatable sleeves 21 will flow into the chamber 35 through the second channel 321, and the air will pass through the The pores of the foam sheet 34 pass through, so that the middle part of the diaphragm 33 is pushed by the air and protrudes toward the direction of the first channel 311. At this time, the plurality of protrusions 331 of the diaphragm 33 will abut On the tapered surface 3121, the air is forced to flow to the first channel 311 only through the gaps between the protrusions 331.

On the contrary, as shown in Figures 4 to 6, when the user’s buttocks leave the present invention, the air located outside the inflatable sleeve 21 can enter through the first passage 311, so that the diaphragm 33 The middle part is pushed by the air and protrudes toward the direction of the second channel 321, and the two surfaces of the foam sheet 34 abut against the plurality of ribs 323 and the diaphragm 33 respectively, so that the external air will pass through the The gap S formed by the diaphragm 33 and the chamber 35 flows through, and flows through the second channel 321 to the inside of the inflatable sleeve 21 from the gap between the plurality of ribs 323.

As shown in Figures 2 and 4, the present invention is provided with the control valve 30, the chamber 35 of the control valve 30 communicates with the first passage 311 and the second passage 321, and the second passage 321 communicates with one of the supports Inside the air valve 23 of the member 20, the diaphragm 33 is flexible and is located in the chamber 35, the plurality of protrusions 331 of the diaphragm 33 can abut the inclined cone surface 3121, the plurality of ribs 323 Located in the chamber 35 and extending in the direction of the first groove body 312, the foam sheet 34 abuts against the diaphragm 33 and the plurality of ribs 323 respectively. Therefore, when the air inside the inflatable sleeve 21 flows out, the air can only flow through the gaps between the plurality of protrusions 331, and when the air outside the inflatable sleeve 21 flows in, the diaphragm 33 will Because the foam sheet 34 abuts against the diaphragm 33 and the plurality of ribs 323 and is blocked, air can flow through the gap S formed between the periphery of the diaphragm 33 and the chamber 35, The air inside the four inflatable sleeves 21 can be convective with the air outside the four inflatable sleeves 21, thereby reducing the temperature of the air inside the four inflatable sleeves 21, so that the present invention can be used for a long time. In addition, since the protruding length L1 of the protruding portion 331 is less than the protruding length L2 of the rib 323, the amount of air flowing out of the inflatable sleeve 21 will be less than The amount of air flowing into the inside of the inflatable sleeve 21 enables the control valve 30 to achieve the effect of fast air intake and slow air output, thereby slowing down the flow of air in the inflating sleeve 21 when the present invention is in use, and increasing The support of this creation.

As shown in Figures 1 and 2, each support 20 of the present invention is provided with the foam filler 22, which is located inside the inflatable sleeve 21 of the support 20, and each foam filler 22 is provided with There are the plurality of first ventilation grooves 222 and the second ventilation groove 223 that cut the foam unit 221 of the foam filler 22 to form a plurality of foam blocks 224, and the plurality of first ventilation grooves of each foam filler 22 The grooves 223 and the second ventilation grooves 224 are connected to the inside of the inflatable sleeve 21 of the support 20, and a plurality of the first ventilation grooves 223 of each foam filler 22 are connected to the second ventilation grooves 224. When the air inside the sleeve 21 is insufficient, the plurality of foam blocks 224 of each foam filling 22 can not only achieve a better support effect, but also air can circulate through the majority of the first air permeability of each foam filling 22 The groove 223 and the second ventilation groove 224 further enhance the air permeability of the present invention.

As shown in FIG. 2, the foam filling 22 of the first support member 20A and the third support member 20B of the present invention is provided with a foam block 224 made of memory foam material, so the user's legs and When the buttocks are placed on the first support 20A and the third support 20C, the foam block 224 made of memory foam material can conform to the curve of the legs and buttocks, further improving the present invention Supporting effect.

10: Cushion 10A: Cushion 20: Support 20A: Support 20B: Support 20C: Support 20D: Support 21: Inflatable sleeve 22: Foam filling 221: Foam unit 222: The first ventilation groove 223: second ventilation groove 224: Foam block 23: Air valve 30: Control valve 31: The first valve body 311: first channel 312: first tank 3121: oblique cone 32: The second valve body 321: second channel 322: second tank 323: Convex Rib 33: diaphragm 331: protruding part 34: Foam sheet 35: Room 40: Support seat 41: Seat 42: side strip 421: Ventilation groove 50: buttress L1: length L2: length S: gap

Fig. 1 is a perspective view of the appearance of the first preferred embodiment of the present invention. Fig. 2 is a perspective view of the appearance of the supporting member of the first preferred embodiment of the present invention. Figure 3 is an exploded view of the control valve of the first preferred embodiment of the present invention. Figure 4 is a cross-sectional view of the control valve of the first preferred embodiment of the present invention. Fig. 5 is a schematic diagram of a deflation situation in the first preferred embodiment of the present invention. Fig. 6 is a schematic diagram of the inflation situation of the first preferred embodiment of the present invention. Fig. 7 is a perspective view of the appearance of the second preferred embodiment of the present invention. Fig. 8 is a perspective view of the appearance of the third preferred embodiment of the present invention. Fig. 9 is a perspective view of the appearance of the fourth preferred embodiment of the present invention. Figure 10 is an exploded view of the fifth preferred embodiment of the present invention.

10: Cushion

20: Support

30: Control valve

Claims (10)

An inflatable cushion body, which comprises: At least two support members are arranged side by side along a transverse direction. Each support member includes a hollow inflatable sleeve, a foam filler located inside the inflatable sleeve, and an air valve arranged in the inflatable sleeve. The valve is connected to the inside of the inflatable sleeve. The foam filling of each support includes a foam unit, a plurality of first ventilation grooves and at least one second ventilation groove, the plurality of first ventilation grooves and the at least one second ventilation groove The groove is recessed in the foam unit, the plurality of first ventilation grooves extend along the transverse direction and communicate with the inside of the inflatable sleeve of the support member, and the at least one second ventilation groove extends along a longitudinal direction and communicates with the support member. Inside the inflatable sleeve, the at least one second vent is connected to the plurality of first vents, and the plurality of first vents and at least one second vent of the foam filling The cotton unit is cut to form a plurality of foam blocks, and the air valves of the at least two support members are connected; A control valve, the inside of the control valve is communicated with one of the air valves of the support, so that the gas in the inflatable sleeve of each support can enter and exit through the control valve; and A set of cushions covers the at least two support members and the control valve. The inflatable cushion body according to claim 1, wherein the control valve includes a chamber, a first channel, a second channel, a plurality of ribs, a diaphragm and a foam sheet, and the chamber contains Between the first channel and the second channel, and the chamber communicates with the first channel and the second channel, the second channel communicates with one of the air valves of the support, and the plurality of ribs are located in the container And extend toward the direction of the first channel, the diaphragm has flexibility, and the middle portion of the diaphragm can protrude toward the first channel or the second channel, the periphery of the diaphragm and the chamber A gap is formed between the diaphragm, the diaphragm includes a plurality of protrusions, and the plurality of protrusions protrude toward the direction of the first channel. The two surfaces of the foam sheet abut against the diaphragm and the plurality of protrusions respectively. Convex ribs. The inflatable cushion body of claim 2, wherein the control valve includes a first valve body and a second valve body, the first valve body includes a first tank, and the inside of the first tank is connected The first passage, and the bottom of the first groove body includes an oblique cone surface extending obliquely toward the first passage, the plurality of protrusions can abut against the oblique cone surface; the second valve body includes There is a second tank body, the inside of the second tank body communicates with the second channel, and the second tank body is aligned with the first tank body to form the chamber. The inflatable cushion body according to claim 3, wherein each support member is elongated, and the plurality of foam blocks of the foam filling of the support member includes eight foam blocks made of memory foam material, And four of the eight foam blocks made of memory foam are close to one end of the support, and the other four of the eight foam blocks made of memory foam are close to the support On the other end. The inflatable cushion body according to claim 3, wherein each support member is elongated, and a part of the plurality of foam blocks of the foam filling of the support member is made of memory foam material, and said A foam block made of memory foam is located in the middle of the support. The inflatable cushion body according to any one of claims 1 to 5, wherein the inflatable cushion body has a square shape. The inflatable cushion body according to any one of claims 1 to 4, wherein the protruding length of the protruding portion is less than the protruding length of the protruding rib. An inflatable cushion body, which comprises: At least three support members are arranged side by side along a transverse direction. Each support member includes a hollow inflatable sleeve, a foam filler located inside the inflatable sleeve, and an air valve arranged on the inflatable sleeve. The valve communicates with the inside of the inflatable sleeve. The foam filling of each support includes a foam unit, a plurality of first ventilation grooves and at least one second ventilation groove, the plurality of first ventilation grooves and the at least one second ventilation groove. The ventilation grooves are recessed in the foam unit, the plurality of first ventilation grooves extend along the transverse direction and communicate with the inside of the inflatable sleeve of the support, and the at least one second ventilation groove extends along a longitudinal direction and communicates with the support Inside the inflatable sleeve, the at least one second ventilation groove is connected to the plurality of first ventilation grooves, and the plurality of first ventilation grooves and at least one second ventilation groove of the foam filling The foam unit is cut to form a plurality of foam blocks, and the air valves of the at least three support members are connected; A control valve, the inside of the control valve communicates with one of the supporting parts' gas valves, so that the gas in the inflatable sleeves of each supporting part can enter and exit through the control valve; A set of cushions covering the at least three support members and the control valve; and Wherein, the inflatable cushion body is rectangular. The inflatable cushion body according to claim 8, wherein the control valve includes a chamber, a first channel, a second channel, a plurality of ribs, a diaphragm and a foam sheet, and the chamber contains Between the first passage and the second passage, and the chamber communicates with the first passage and the second passage, the second passage communicates with one of the air valves of the support, and the plurality of ribs are located in the container And extend toward the direction of the first channel, the diaphragm has flexibility, and the middle portion of the diaphragm can protrude toward the first channel or the second channel, the periphery of the diaphragm and the chamber A gap is formed between the diaphragm, the diaphragm includes a plurality of protrusions, and the plurality of protrusions protrude toward the direction of the first channel. The two surfaces of the foam sheet abut against the diaphragm and the plurality of protrusions respectively. Convex ribs. The inflatable cushion body of claim 8 or 9, wherein the control valve includes a first valve body and a second valve body, the first valve body includes a first tank, and the inside of the first tank communicates with the A first passage, and the groove bottom of the first groove body includes an oblique cone surface extending obliquely toward the first passage, the plurality of protruding parts can abut the oblique cone surface; the second valve body includes a A second tank body, the inside of the second tank body communicates with the second channel, and the second tank body is aligned with the first tank body to form the chamber.

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