TWI575176B - Air cushion adjustment structure - Google Patents

Description

Air valve modulation structure of air bed

The invention relates to a gas valve modulation structure of an air bed, relating to a technical field of a gas valve structure capable of performing an exchange gas and a turning action on an air bed.

Patients who have been lying on their beds for a long time, because of the long-term pressure on the body and the long-term contact between the skin and the bed, tend to cause hemorrhage due to tissue necrosis due to poor blood circulation and long-term compression. In order to avoid the patient getting hemorrhoids, the most effective way is to let the patient lie down and exchange the air-filled air bed. The exchange air bed is divided into airbag strips that can exchange air intake and exhaust, and the gas exchange can be used to charge and deflate. Reduce the risk of acne by reducing the decompression of the patient's body to alternate and temporarily not in contact.

In addition to the aforementioned lateral airbag strip for exchanging the intake and exhaust functions, the higher-order air bed may even have two left and right airbag cushions in parallel with the patient at the bottom, wherein any airbag cushion is exhausted. In the state, the air bed can be tilted to help the patient turn over. In the existing equipment, in order to exchange air and turn over the air bed, the structure is quite complicated, and many airs are not fully utilized when the air is not being actuated, so that the efficiency of the pumping pump cannot be improved.

In view of this, the inventors have been engaged in the industry for decades. The rich experience, and the application and experience of many domestic and foreign patents, and strive to solve the problem, and finally the completion of the present invention. The inventor hopes that with the proposal of this case, he will be able to contribute his own talents to the industry.

The air valve modulation structure of the air bed of the present invention has the main object of providing a gas valve structure, which can satisfy the dual functions of performing exchange gas and turning over the air bed, and when the turning function is not performed in the present case, the pair The air of the air valve unit can also be returned to the main air valve unit to enhance the charging efficiency of the air bed. .

In order to achieve the above objective, the present invention specifically includes: a main valve unit and a sub-valve unit; wherein the main valve unit includes a main body of the main valve and a second body of the main valve. The sub-valve unit includes a sub-valve first body and a sub-valve second body.

The first main body of the main air valve is provided with a first axial hole of a main air valve, and a main air valve intake pipe, a main air valve exhaust pipe A, a main air valve exhaust pipe B, a main air valve exhaust pipe C and a main air valve exhaust pipe Q, the main air valve is provided with a main air valve intake ring in the first body, and a main air valve space is arranged beside the main air valve intake ring Q, the main air valve space Q is in communication with the main air valve exhaust pipe Q, and the main air valve intake ring is in communication with the main air valve intake pipe; and the main air valve intake ring Next, there is a main air valve space A, a main air valve space B and a main air valve space C, and the main air valve space A is connected with the main air valve exhaust pipe A, and the main air valve space B is It communicates with the inside of the main air valve exhaust pipe B, and the main air valve space C communicates with the inside of the main air valve exhaust pipe C.

The second main body of the main air valve is configured to be coupled to the first main body of the main air valve. The second main body of the main air valve is provided with a second axial hole of the main air valve, and the second axial hole of the main air valve The main air valve has a main air valve inlet space, and a main air valve retaining wall is disposed outside the main air valve air inlet space, and a main air valve exhaust space is disposed outside the main air valve retaining wall, the main air valve exhausting The space specific portion is further provided with a main air valve first space and a main air valve second space, and the main air valve retaining wall further includes a main air valve first blocking body and a main air valve second blocking body. The area of the main valve first block and the main valve second block is slightly larger than the main valve space A and the main valve space B.

The first body of the auxiliary air valve is provided with a first shaft hole of a sub-valve, and a sub-valve intake pipe, a sub-valve exhaust pipe R, a sub-valve exhaust pipe L, a pair of valve exhaust pipe M and a pair of air valve exhaust pipe Q; the auxiliary valve first main body is provided with a sub-valve intake ring, and the sub-valve inlet ring is connected with a pair of valve space Q The sub-valve space Q is in communication with the inside of the sub-valve exhaust pipe Q, and the sub-valve intake ring is connected to the inside of the sub-valve intake pipe; and the sub-valve is adjacent to the intake ring A sub-valve space R, a sub-valve space L and a sub-valve space M are connected, and the sub-valve space R is communicated with the inside of the sub-valve exhaust pipe R, and the sub-valve space L is The sub-valve exhaust pipe L communicates internally, and the main air valve space M is in communication with the inside of the sub-valve exhaust pipe M.

The second body of the auxiliary air valve is configured to be coupled with the first body of the auxiliary air valve, and the second body of the second valve body is provided with a second shaft hole of the auxiliary air valve, and the second valve hole is An auxiliary air valve inlet space is disposed outside the shaft hole, and a sub-valve retaining wall is disposed outside the auxiliary air valve inlet space, and a sub-valve exhaust space is disposed outside the sub-valve retaining wall, the auxiliary air valve In the specific place of the exhaust space, there is a second space of the auxiliary valve and a second space of the auxiliary valve. And a pair of air valve third space; the auxiliary air valve retaining wall further includes a pair of first valve body and a second valve body. The area of the sub-valve first block and the sub-valve second block is slightly larger than the sub-valve space R and the sub-valve space L.

The sub-valve exhaust pipe Q is connected to a main pipe exhaust pipe Q by connecting a connecting pipe.

1‧‧‧Main valve unit

11‧‧‧The main body of the main air valve

110‧‧‧Main air valve first shaft hole

111‧‧‧Main air valve intake pipe

112‧‧‧Main air valve exhaust pipe A

1121‧‧‧Main air valve space A

113‧‧‧Main air valve exhaust pipe B

1131‧‧‧Main air valve space B

114‧‧‧Main air valve exhaust pipe C

1141‧‧‧Main air valve space C

115‧‧‧Main air valve exhaust pipe Q

1151‧‧‧Main air valve space Q

116‧‧‧Main valve intake ring

117‧‧‧Air chamber A

118‧‧‧Air Chamber B

12‧‧‧Second body of the main air valve

120‧‧‧Main air valve second shaft hole

121‧‧‧Main air valve inlet space

122‧‧‧Main air valve retaining wall

123‧‧‧Main air valve exhaust space

124‧‧‧Main air valve first space

125‧‧‧Main air valve second space

126‧‧‧Main valve first block

127‧‧‧Main valve second block

2‧‧‧Sub-valve unit

21‧‧‧The first body of the sub-valve

210‧‧‧First air valve first shaft hole

211‧‧‧Sub-valve intake pipe

212‧‧‧Sub-valve exhaust pipe R

2121‧‧‧Sub-valve space R

213‧‧‧Sub-valve exhaust pipe L

2131‧‧‧Sub-valve space L

214‧‧‧Second valve exhaust pipe M

2141‧‧‧Sub-valve space M

215‧‧‧Sub-valve intake ring

216‧‧‧Sub-valve exhaust pipe Q

2161‧‧‧Sub-valve space Q

22‧‧‧Second air valve second body

220‧‧‧Separate air valve second shaft hole

221‧‧‧Sub-valve air intake space

222‧‧‧Sub-valve retaining wall

223‧‧‧Sub-valve exhaust space

224‧‧‧First air valve first space

225‧‧‧Separate air valve second space

226‧‧‧Second air valve third space

227‧‧‧Separate air valve first block

228‧‧‧Second air valve second block

3‧‧‧Connecting tube

6‧‧‧Airbag strip group A

7‧‧‧Airbag strip group B

8‧‧‧First turn over airbag

9‧‧‧Second turning airbag

The first figure is a perspective view of the overall configuration of the present invention.

The second figure is an exploded perspective view of the whole of the present invention.

Third Figure: is another perspective exploded view of the present invention as a whole.

The fourth figure is a schematic diagram of one of the main valves of the present invention.

Fig. 5 is a schematic view showing one of the actions of the main air valve of the present invention.

Figure 6 is a schematic diagram of one of the main valves of the present invention.

Figure 7 is a schematic diagram of one of the main valves of the present invention.

The eighth figure is a schematic diagram of one of the main valves of the present invention.

Ninth diagram: It is a schematic diagram of one of the main valves of the present invention.

The tenth figure is a schematic diagram of one of the actions of the auxiliary air valve of the present invention.

Figure 11 is a schematic view of one of the actions of the sub-valve of the present invention.

Twelfth figure: It is a schematic diagram of one of the actions of the auxiliary air valve of the present invention.

Thirteenth Diagram: It is a schematic diagram of one of the actions of the sub-valve of the present invention.

In view of the structural composition of the "air valve modulation structure of the air bed" and the effect it produces, it is better to match the figure. The embodiment is described in detail as follows: First, as shown in the first figure, the air valve modulation structure of the air bed includes a main air valve unit 1 and a sub air valve unit 2; wherein the main air valve unit 1 is responsible for The airbag strip group A 6 of the air bed and the airbag strip group B 7 are supplied and ventilated, and the sub air valve unit 2 is responsible for the supply and exhaust of the first turning airbag 8 and the second turning airbag 9 for turning the bottom of the air bed. .

As shown in the second and third figures, the main valve unit 1 includes a main valve first body 11 and a main valve second body 12, and the sub-valve unit 2 includes a sub-gas. The valve first body 21 and a secondary valve second body 22.

The first main body 11 of the main air valve is provided with a main shaft valve first shaft hole 110, and a main air valve intake pipe 111, a main air valve exhaust pipe A 112, and a main air valve exhaust pipe. B 113, a main air valve exhaust pipe C 114 and a main air valve exhaust pipe Q 115, the main air valve first body 11 is provided with a main air valve intake ring 116, the main air valve intake ring 116 A main air valve space Q 1151 is connected to the side, and the main air valve space Q 1151 is in communication with the main air valve exhaust pipe Q 115, and the main air valve intake ring 116 is in air with the main air valve. The main valve air space A 1121, a main air valve space B 1131 and a main air valve space C 1141 are arranged adjacent to the main air valve intake ring 116. The main air valve space A 1121 is divided into a main valve space A 1121. Internally communicating with the main air valve exhaust pipe A 112, the main air valve space B 1131 is in communication with the interior of the main air valve exhaust pipe B 113, and the main air valve space C 1141 is connected to the main air valve exhaust pipe C 114 Connected. In addition, the main body valve 11 is provided with a gas chamber A117 and a gas chamber B118.

The main body valve second body 12 is configured to be coupled to the main air valve first body 11 , and the main air valve second body 12 is centrally provided with a main air valve The second shaft hole 120 is disposed outside the second shaft hole 120 of the main air valve with a main air valve inlet space 121. The main air valve inlet space 121 is surrounded by a main air valve retaining wall 122. A main air valve exhaust space 123 is disposed outside the valve retaining wall 122. The main air valve exhaust space 123 is further provided with a main air valve first space 124 and a main air valve second space 125, and the main air valve is further disposed. The retaining wall 122 further includes a main valve first block 126 and a main valve second block 127. The area of the main valve first block 126 and the main valve second block 127 is slightly larger than the main valve space A1121 and the main valve space B1131.

The first body 21 of the auxiliary air valve is provided with a first shaft hole 210 of the auxiliary valve, and a sub-valve intake pipe 211, a sub-valve exhaust pipe R212 and a sub-valve exhaust pipe L213. a pair of valve exhaust pipe M214 and a pair of valve exhaust pipe Q216; the auxiliary valve first body 21 is provided with a sub-valve intake ring 215, and the sub-valve intake ring 215 is connected with a pair In the valve space Q2161, the sub-valve space Q2161 is in communication with the inside of the sub-valve exhaust pipe Q216, and the sub-valve intake ring 215 is in communication with the inside of the sub-valve intake pipe 211; A pair of air valve space R2121, a sub-valve space L2131 and a sub-valve space M2141 are arranged beside the air valve intake ring 215, and the sub-valve space R2121 is connected to the inside of the sub-valve exhaust pipe R212. The sub air valve space L2131 communicates with the inside of the sub air valve exhaust pipe L213, and the sub air valve space M2141 communicates with the inside of the sub air valve exhaust pipe M214.

The sub-valve second body 22 is configured to be coupled to the sub-valve first body 21, and the sub-valve second body 22 is centrally provided with a sub-valve second shaft hole 220 at the sub-valve The second shaft hole 220 is externally provided with a sub-valve intake space 221, and the sub-valve intake space 221 is surrounded by a surrounding structure. A sub-valve retaining wall 222 is disposed outside the sub-valve retaining wall 222 with a sub-valve exhausting space 223. The sub-valve exhausting space 223 is further provided with a sub-valve first space 224 and a sub-gas. The valve second space 225 and a sub-valve third space 226; the sub-valve retaining wall 222 further includes a sub-valve first block 227 and a sub-valve second block 228. The area of the sub-valve first body 227 and the sub-valve second block 228 is slightly larger than the sub-valve space R2121 and the sub-valve space L2131.

The sub-valve exhaust pipe Q216 is connected to a connecting pipe 3 and connected to the main valve exhaust pipe Q115.

Please cooperate with the fourth figure to send air from the main air valve intake pipe 111 to the main air valve unit 1, the air enters the main air valve intake pipe 111, and some of the air enters the main air valve intake space 121 and then enters the main air. The valve space B1131, and then enters the main air valve exhaust pipe B113; and the main air valve space A1121 is attached to the main air valve first space 124, so the air inside the main air valve exhaust pipe A112 will return to the main air The valve venting space 123 is then passed through the main air valve space C1141 and finally into the main air valve exhaust pipe C114. At this time, the airbag strip group A6 is in an exhaust state, and the airbag strip group B7 is in an intake state.

Referring to the fifth figure, the second main body 12 of the main air valve of the fourth figure is rotated counterclockwise by 90 degrees. The air is sent from the main air valve intake pipe 111 to the main air valve unit 1, and the air enters the main air valve intake pipe 111; part of the air enters the main air valve intake space 121 and then enters the main air valve space A1121 and the main air. The valve space B1131 is then entered into the main air valve exhaust pipe A112 and the main air valve exhaust pipe B113. At this time, both the airbag strip group A6 and the airbag strip group B7 are in an intake state.

Referring to the sixth figure, the second main body 12 of the fifth main valve is rotated counterclockwise by 90 degrees. Air from the main air valve intake pipe 111 is sent to the main air valve unit 1, air enters the main air valve intake pipe 111, part of the air enters the main air valve space Q1151 and is transferred to the sub air valve unit 2 via the connecting pipe 3; part of the air enters the main air valve The air space 121 is further transferred into the main air valve space A1111, and then enters the main air valve exhaust pipe A112; and the main air valve space B1131 is attached to the main air valve first space 124, so the main air valve exhaust pipe B113 is inside The air will return to the main air valve exhaust space 123 and then through the main air valve space C1141 and finally into the main air valve exhaust pipe C114; at this time, the air bag strip group A6 is in the intake state, and the airbag strip group B7 is Exhaust state.

Referring to the seventh figure, the second main body 12 of the sixth main valve is rotated counterclockwise by 90 degrees. The air is sent from the main air valve intake pipe 111 to the main air valve unit 1, and the air enters the main air valve intake pipe 111; part of the air enters the main air valve intake space 121 and then enters the main air valve space A1121 and the main air. The valve space B1131 is then entered into the main air valve exhaust pipe A112 and the main air valve exhaust pipe B113. At this time, the air bag strip group A6 and the air bag strip group B7 are in an intake state.

Referring to the eighth figure, the second main body 12 of the main air valve is rotated to a specific angle. Since the main air valve space A1121 and the main air valve space B1131 are both in communication with the main air valve intake space 121, and because the main air valve second space 125 covers the air chamber A117, the original air valve exhaust pipe is originally located. The air in the A112 and the main air valve exhaust pipe B113 will flow back to the main air valve exhaust space 123, and the main air valve exhaust space 123 will cover the main air valve space C1141, so the air will enter the main air valve exhaust Tube C114 (can be used to connect to the air bed for heat dissipation and moisture removal).

Referring to the ninth figure, the second main body 12 of the main air valve is rotated to another specific angle. Since the main air valve space A1121 and the main air valve space B1131 are both in communication with the main air valve intake space 121, and The main air valve second space 125 covers the air chamber B118, so that the air originally located in the main air valve exhaust pipe A112 and the main air valve exhaust pipe B113 is returned to the main air valve exhaust space 123, and the main air The valve exhaust space 123 covers the main air valve space C1141, so the air enters the main air valve exhaust pipe C114 (which can be used for connection to the air bed for heat dissipation and moisture removal).

Please refer to the state of the tenth figure. As for the air entering the sub-valve unit 2, after entering the sub-valve intake ring 215, it is diverted into the sub-valve intake space 221 and then enters the sub-valve space L2131, and finally sent. The sub-valve exhaust pipe L213; as the sub-valve space R2121 is in communication with the sub-valve exhaust space 223, the air inside the sub-valve exhaust pipe R212 is transferred to the sub-valve space M2141, and then The sub-valve exhaust pipe M214 is sent out; as the sub-valve space Q2161 is shielded by the sub-valve first block 227. The state of the figure is a turning-over operation, that is, the first turning airbag 8 is exhausted and the second turning airbag 9 is in an inflated state.

Referring to the state of the eleventh figure, after the second body 22 of the sub-valve is rotated by an appropriate angle, the sub-valve unit 2 has a sub-valve space R2121 and a sub-valve space L2131 and a sub-valve row. The air space 223 is connected, so that there is no intake air, and the air in the first turning air bag 8 and the second turning air bag 9 will be exhausted by the sub air valve exhaust pipe M214 to be degassed; as for the sub air valve space Q2161 and the vice The air valve intake space 221 is connected, so that the air is transferred from the sub air valve exhaust pipe Q216 to the main air valve exhaust pipe Q115 through the connecting pipe 3 and then enters the inside of the main air valve first body 11. In the state of the figure, the air that is temporarily not used by the sub air valve unit 2 can be completely recycled.

Referring to the state of the twelfth figure, the air entering the sub-valve unit 2 passes through the sub-valve intake ring 215, then enters the sub-valve intake space 221 and enters the sub-valve space R2121, and finally feeds Secondary valve exhaust pipe R212; As the auxiliary air valve space L2131 is in communication with the auxiliary air valve exhaust space 223, the air inside the auxiliary air valve exhaust pipe L213 will be transferred to the auxiliary air valve space M2141, and then the auxiliary air valve exhaust pipe M214 is sent out; as for the sub-valve space Q2161, it will be shielded by the secondary valve second block 228. The state of the figure is a turning-over operation, that is, the first turning airbag 8 is inflated and the second turning airbag 9 is in an exhaust state.

Referring to the state of the thirteenth diagram, after the second body 22 of the sub-valve is rotated by an appropriate angle, the sub-valve unit 2 has a sub-valve space R2121 and a sub-valve space L2131 and a sub-valve row. The air space 223 is connected, so that there is no intake air, and the air in the first turning air bag 8 and the second turning air bag 9 will be exhausted by the sub air valve exhaust pipe M214 to be degassed; as for the sub air valve space Q2161 and the vice The air valve intake space 221 is connected, so that the air is transferred from the sub air valve exhaust pipe Q216 to the main air valve exhaust pipe Q115 through the connecting pipe 3 and then enters the inside of the main air valve first body 11. In the state of the figure, the air that is temporarily not used by the sub air valve unit 2 can be completely recycled.

The main air valve unit 1 and the sub-valve unit 2 described above can respectively provide different functions according to the angle of rotation in the structure, and can change the state as needed to obtain the desired function.

In summary, the "modulation structure of the air valve of the air bed" of the present invention does not violate Articles 21 to 24 and 26 of the same law in accordance with the provisions of Article 44 of the current Patent Law. Articles, Article 30, Paragraph 1, Second, Article 31, Article 32 or Article 49, Paragraph 4, etc. The case was indeed exploited in the industry and was not seen in the publication or publicly used before the application, and is not a technology known to the public. Furthermore, the present invention effectively solves the long-standing problems in the prior art and achieves long-term needs of related users and consumers, and it is corroborated that the present invention is not easily accomplished. The case is completely In accordance with the "industry useability", "novelty" and "progressiveness" requirements stipulated by the Patent Law, the patents shall be submitted in accordance with the law, and the Bureau shall be consulted in detail, and the patents shall be approved as soon as possible to protect the intellectual property rights of the applicants. Encourage innovation.

The present invention has been described by way of example only, and it is to be understood by those skilled in the art. The preferred embodiment of the present invention is only one of the ways in which the present invention can be implemented in a specific manner, but is not limited thereto, and should be defined in the scope of the appended patent application.

1‧‧‧Main valve unit

2‧‧‧Sub-valve unit

6‧‧‧Airbag strip group A

7‧‧‧Airbag strip group B

8‧‧‧First turn over airbag

9‧‧‧Second turning airbag

Claims (5)

The utility model relates to a gas valve modulation structure of an air bed, which comprises a main valve unit and a pair of valve unit; wherein the main valve unit comprises a main body of the main valve and a second body of the main valve. The auxiliary valve unit includes a first valve body and a second valve body; wherein: the main body of the main valve has a first shaft hole of a main valve and a main air hole. a valve intake pipe, a main valve exhaust pipe A, a main valve exhaust pipe B, a main valve exhaust pipe C and a main valve exhaust pipe Q, which are disposed in the first body of the main valve There is a main air valve intake ring, and a main air valve space Q is connected beside the main air valve intake ring, and the main air valve space Q is connected with the main air valve exhaust pipe Q, and the main air valve enters The gas ring is connected with the interior of the main air valve intake pipe; and the main air valve inlet ring is provided with a main air valve space A, a main air valve space B and a main air valve space C, the main The air valve space A is in communication with the interior of the main air valve exhaust pipe A, and the main air valve space B is in communication with the interior of the main air valve exhaust pipe B, and the main air valve space C is connected to the main air The exhaust pipe C is internally connected; the second main body of the main air valve is configured to be coupled with the first main body of the main air valve, and the second main body of the main air valve is provided with a second axial hole of the main air valve. A main air valve inlet space is disposed outside the second shaft hole of the main air valve, and a main air valve retaining wall is disposed outside the main air valve inlet space, and a main air valve exhaust space is disposed outside the main air valve retaining wall. The main air valve venting space is further provided with a main air valve first space and a main air valve second space, and the main air valve retaining wall further includes a main air valve first blocking body and a main gas a second block of the valve; the first body of the sub-valve is provided with a first shaft hole of the sub-valve, and a sub-valve intake pipe, a sub-valve exhaust pipe R, and a sub-valve row a gas pipe L, a sub-valve exhaust pipe M and a sub-valve exhaust pipe Q; the sub-valve a sub-valve intake ring is disposed in a body, and a sub-valve space Q is connected to the auxiliary valve inlet ring, and the sub-valve space Q is connected to the sub-valve exhaust pipe Q, and the The auxiliary valve intake ring is connected to the inside of the auxiliary valve intake pipe; and the auxiliary valve inlet ring is provided with a pair of valve space R, a pair of valve space L and a pair of valve space. M, the sub-valve space R is in communication with the inside of the sub-valve exhaust pipe R, and the sub-valve space L is in communication with the inside of the sub-valve exhaust pipe L, and the main valve space M and the sub-valve The gas pipe M is internally connected; the second body of the auxiliary gas valve is configured to be coupled with the first body of the auxiliary gas valve, and the second body of the second gas body of the auxiliary gas valve is provided with a second axial hole of the auxiliary gas valve. An auxiliary air valve inlet space is disposed outside the second shaft hole of the gas valve, and a sub-valve retaining wall is disposed outside the auxiliary air valve inlet space, and a sub-valve exhaust space is disposed outside the sub-valve retaining wall. The sub-valve exhaust space is further provided with a sub-valve first space, a sub-valve second space and a sub-valve third space; and the sub-valve retaining wall is further included A valve body with a first stopper and a second stopper valve body; the secondary exhaust valve Q is connected to a connecting pipe is connected to the main exhaust valve Q. The air valve modulation structure of the air bed according to the first aspect of the patent application, wherein the area of the first air block of the main air valve and the second block of the main air valve is slightly larger than the space of the main air valve A and the Main air valve space B. The air valve modulation structure of the air bed according to the first aspect of the patent application, wherein the area of the first air block of the auxiliary air valve and the second block of the sub air valve is slightly larger than the space of the sub air valve R and the Sub-valve space L. For example, the air valve modulation structure of the air bed according to the first aspect of the patent application, wherein the main air valve unit is responsible for providing the function of exchanging air to the plurality of air bag strips in the upper layer of the air bed, and the sub air valve unit is provided under the air bed. The layer turns over and uses the airbag bag to exchange gas. The air valve modulation structure of the air bed according to the first aspect of the patent application, wherein the air of the sub air valve unit is returned to the main air valve unit when the auxiliary air valve unit does not perform the turning function.