TWI405564B - With a cushion for the prevention of bed sores - Google Patents

Abstract

The invention relates to a seat pad capable of preventing decubitus ulcer. The seat pad includes a plurality of pneumatic tires, a fixing unit and a control unit. The pneumatic tires formed as elongated shape are laterally and regularly arranged to form a large-sized sitting zone. The pneumatic tires can be at least divided into two sets of activation assemblies, in which each set of activation assembly is equipped with at least an exhaust valve and at least an exhaust pipe cooperated with the exhaust valve, and the exhaust pipe has an outlet is located in the sitting zone. The control unit has at least two air supplying pipes, in which one of the air supplying pipes is communicated with the pneumatic tires belonging to one set of activation assembly. The control unit is responsible for controlling the timing of charging and discharging the pneumatic tires. The fixing unit is utilized to fix two ends of the pneumatic tires. Accordingly, the invention is capable of using different air-supplying timings to charge or discharge the corresponding numbers of pneumatic tires to make the seat pad move up and down in a wavy manner, thereby helping a user's hips to generate relative movement to keep away from decubitus ulcer.

Description

Seat cushion for preventing acne

The invention relates to the technical field of a cushion, in particular to a method for preventing acne, helping the user to exercise spontaneously and keep cool.

For patients who are in bed, or patients who have long relied on wheelchairs, or taxis or big truck drivers who have to drive for a long time, because they are unable to exercise for a long time, they tend to concentrate their body on the same area of the epidermis, causing the patient's body. In areas where the bed (or wheelchair or seat) is in prolonged contact, the blood is bad, and the acne and discomfort are caused. In order to avoid the aforementioned acne and discomfort, the medical staff will place the patient on the bed on the medical bed. And put a medical air cushion on the medical bed to achieve blood circulation of the patient to reduce the incidence of acne in the patient.

However, such air cushions are bulky and cannot be carried out. They are only suitable for specific medical beds, and the unit price is expensive, which is a big burden for consumers. Moreover, such products are usually used by patients, and the scope of application is too small. In view of this, the inventors still design a set of innovative structures that are low in cost but convenient to use.

The main object of the present invention is to provide a seat cushion of a variable type body, which is composed of a plurality of long strips and a variable volume pneumatic tire. When the user is above the seat cushion, the pneumatic tire of the specific position is constantly changed. The size of the arm helps the movement of the arm to prevent the user from sitting on the seat cushion for a long time. The long-shaped pneumatic tire has flexible bending. When the seat cushion is placed on the chair, it can also match the chair itself. The curved and curved fit makes the user more comfortable when sitting on the seat cushion. Therefore, the seat cushion of the present invention can be used by patients to reduce the occurrence of hemorrhoids, and can also be used by ordinary people, especially those who need to maintain sitting posture for a long time, such as business. Car driving or office workers.

A secondary object of the present invention is to provide a cushion for preventing and carrying acne which is easy to collect and carry. The cushion can be arbitrarily moved, convenient to use and carry, for example, for use in a car or indoor, and has a simple structure and low cost, and is highly competitive in the market.

A further object of the present invention is to provide a design that can keep the seat cushion cool. The present invention places at least one exhaust pipe in the seating area of the seat cushion to continuously send air between the seat cushion and the human arm to maintain The cool cushion can reduce the skin's eczema or other diseases.

In order to achieve the above object, the present invention is mainly composed of a plurality of pneumatic tires, a fixing unit, and a control unit, and a plurality of pneumatic tires having a long strip shape are arranged in a horizontally aligned manner to form a large area of the seating area, the inflation. The volume of the tire will vary depending on the amount of internal inflation. The number of pneumatic tires is at least divided into two groups of actuation groups. The number of inflation groups of each group is different. The timing of inflation of each group is at least one exhaust valve. And at least one exhaust pipe that controls an exhaust timing of the corresponding number of pneumatic tires, and an outlet position of the exhaust pipe connected to the exhaust valve is in the seating area. The fixing unit fixes the positions of the ends of the plurality of pneumatic tires. The control unit has at least two air supply pipes, and one air supply pipe is connected with a plurality of pneumatic tires belonging to a group of actuating groups. The control unit has at least one air pump and related control circuit therein, and can control the number of each group of actuating groups. The inflation timing of the pneumatic tire; thereby utilizing different air supply timings to inflate or exhaust the corresponding number and position of the pneumatic tire, so that the seat cushion generates undulating fluctuations.

The embodiments of the present invention will be described in more detail below with reference to the drawings and the <RTIgt; </ RTI> <RTIgt; </ RTI> <RTIgt; </ RTI> <RTIgt; </ RTI> <RTIgt;

As shown in the first figure, it is a schematic plan view of a seat cushion for preventing acne according to the present invention. The seat cushion includes a plurality of elongated pneumatic tires 11, 12, a fixing unit 2, and a control unit 3. The number of pneumatic tires 11 and 12 is made of a material that can expand in volume when inflated and can be reduced when exhausted, including but not limited to a rubber material. A plurality of horizontally aligned pneumatic tires 11, 12 form a large area of seating area 18 for the user's buttocks to sit there. The fixing unit 2 is for fixing the positions of the ends of the plurality of pneumatic tires 11, 12 to prevent the pneumatic tire from being cracked at the interface due to excessive pressure. The control unit 3 is responsible for controlling the timing of inflating and exhausting the plurality of pneumatic tires 11, 12, and staggering the inflation or exhaust timing of the plurality of pneumatic tires 11 and the plurality of pneumatic tires 12, thereby inflating and exhausting the pneumatic tires at different positions. Produce a time difference and produce a high and low phenomenon to help the hips move.

A more detailed description of the structure of each component follows.

The control unit 3 is an electronic control center of the present invention (as shown in the second figure), and includes a power supply group 31, a gas supply group 32, a program control area 33, and an air supply distribution group 34, and two external devices. The air pipes 35, 36, wherein the air supply pipe 35 is connected to the plurality of pneumatic tires 11, and the air supply pipe 36 is connected to the plurality of pneumatic tires 12. The main task of the control unit 3 is to control the number of pneumatic tires 11 and the number of pneumatic tires 12 to be inflated. And the timing of the exhaust. The power supply group 31 has components such as a charger 311 and a battery 312 to provide power required for overall operation. Inside the gas supply group 32, there are an air pump 321 and an air storage tank 322 for generating air and sending it to the air supply distribution group 34. The program control area 33 is where the circuit board and the program controller are located, and is responsible for controlling the timing of operation of each component. The air supply distribution group 34 has a distributor 341, a first electromagnetic valve 342 and a second electromagnetic valve 343. The first electromagnetic valve 342 is connected to the air supply pipe 35, and the second electromagnetic valve 343 is connected to the air supply pipe 36. After being connected, the air is sent into the air supply distribution group 34, and the amount of air sent to the first electromagnetic valve 342 and the second electromagnetic valve 343 is distributed by the distributor 341, and finally determined by the components in the program control area 34. The timing of opening the solenoid valve 342 or the second solenoid valve 343 is to offset the number of times the pneumatic tire 11 and the number of the pneumatic tires 12 are inflated.

As shown in the first figure, the number of pneumatic tires is divided into two groups of actuation groups in the embodiment. The plurality of pneumatic tires 11 are the first actuation group, and the plurality of pneumatic tires 12 are the second actuation group. 11 is arranged in a staggered interval with the number of pneumatic tires 12. In the present embodiment, although only a plurality of pneumatic tires are divided into two groups, they are not limited thereto, and may be three or four groups. In addition, each group of actuation groups is provided with at least one exhaust pipe and at least one exhaust valve. In the embodiment, the plurality of pneumatic tires 11 are connected to the exhaust valve 13 and the exhaust pipe 15, and the plurality of pneumatic tires 12 are connected. To the exhaust valve 14 and the exhaust pipe 16, the outlets of the exhaust pipes 15 and 16 are located in the seating area 18, and the exhaust timing of each of the pneumatic tires 11 and 12 is corresponding to the exhaust valve 13 and 14 controlled. The opening and closing timing of the exhaust valves 13, 14 is also controlled by the control unit 3. The purpose of the present invention is to provide the exhaust pipe outlet in the seating area 18 for continuously delivering air between the seat cushion and the human arm portion, so that the air between the buttocks and the seat cushion is kept cool, because the environment is too hot and humid. Hemorrhoids, eczema or other diseases on the buttocks.

In the above embodiment, an exhaust valve and an exhaust pipe are connected by a plurality of pneumatic tires, and the main purpose is to reduce the cost, but not limited thereto, or an exhaust valve may be connected to the plurality of exhaust pipes. The outlet of each exhaust pipe is located between the adjacent pneumatic tire 11 and the pneumatic tire 12.

As shown in the third figure, the three-dimensional exploded view of the single pneumatic tire of the present invention is the same as the pneumatic tire 11 in the figure. The pneumatic tire 11 is composed of a pneumatic tire 110 and two joints 111. The pneumatic tire 110 is composed of a rubber material which can expand (or shrink) due to inflation (or exhaust), and the two joints 111 are sleeved. It is bonded to the two ends of the pneumatic tire 110 and is made of a hard material. The joint 111 has a hollow hole 112, and the hole 112 is a tube 113 for external connection and communicates with the pneumatic tire 110. In the figure, the tube 113 is connected to an intake pipe or an exhaust pipe.

As shown in the fourth figure, it is an exploded view of both the fixing unit and the pneumatic tire of the present invention. The fixing unit 2 includes a bottom pad 21 and two sets of fixing components 22, and each set of fixing components 22 includes a lower fixing member 221 and two upper fixing members 222, and each lower fixing member 221 is provided with a plurality of lower buckle interfaces 223, and each An upper fastening member 222 is also provided with a plurality of upper fastening interfaces 224. The lower fastening interface 223 is matched with the upper fastening interface 224, and has a shape corresponding to the shape of the joint 111 of the pneumatic tire, such that the lower fixing member 221 and the upper fixing member 222 The upper and lower sides can be combined to fix the position of the ends of the pneumatic tire. The fixing unit 2 of the present embodiment is only one of many embodiments of the present invention, and is not limited to such a manner.

Next, a brief description will be made on the overall operation mode. As shown in the first figure, the seating area 18 of the seat cushion of the present invention is mainly composed of a plurality of pneumatic tires 11 and a plurality of pneumatic tires 12, which are inflated. The tires 12 are arranged at staggered intervals. When the control unit 3 is operated, only the plurality of pneumatic tires 11 are inflated first, and the plurality of pneumatic tires 12 are in an exhaust state. At this time, the weight of the human body is only received by the plurality of pneumatic tires 11 after a period of time. Changed to the number of inflatable tires 12 inflated, several pneumatic tires 11 exhaust, constantly repeating, on the one hand can reduce the hips for a long time and with a single area to bear the full weight, reduce the chance of hemorrhoids, and more help to sit in the cushion The patient on the hip performs movement of the buttocks to promote blood circulation. The air outlet pipes 15 and 16 feed air into the seating area 18 during venting, which helps to keep the hips and the seat cushion cool, and reduces skin eczema or other diseases.

Furthermore, in the embodiment of the present invention, the pneumatic tire is exposed, but only the structure of the present invention. As shown in the fifth figure, of course, a skin lining cover 4 can be provided to wrap the components such as the pneumatic tire and the fixing unit to hide the components, so that the appearance is not only beautiful, but also comfortable for the user to sit on the seat cushion. . Of course, when the seat cushion is provided with the skin lining cover 4, an outlet is also left for the outlet of the exhaust pipe 15 and the exhaust pipe 16 to be located above the outer surface of the skin lining cover 4.

In view of the above, the cushion for preventing hemorrhoids of the present invention utilizes a plurality of inflatable tires in the form of strips, which are arranged in a horizontally neatly arranged area and a large area of the seat cushion, and the control unit is used to timely control the inflation timing of each pneumatic tire to allow the cushion to be seated. It creates wave-like undulations that help the user's buttocks move relative to each other to avoid the use of acne, in line with patent application requirements.

The above is only the preferred embodiment of the present invention and is not intended to limit the scope of the embodiments of the present invention. That is, the equivalent variations and modifications made by the scope of the present invention are covered by the scope of the invention.

11. . . Pneumatic tire

110. . . Pneumatic tire

111. . . Connector

112. . . hole

113. . . tube

12. . . Pneumatic tire

13. . . Vent

14. . . Vent

15. . . exhaust pipe

16. . . exhaust pipe

18. . . Sitting area

2. . . Fixed unit

twenty one. . . Bottom pad

twenty two. . . Fixed component

221. . . Lower fixture

222. . . Upper fixture

223. . . Lower button interface

224. . . Upper button interface

3. . . control unit

31. . . Power supply group

311. . . charger

312. . . battery

32. . . Gas supply group

321. . . Air pump

322. . . Air storage bucket

33. . . Program control area

34. . . Gas distribution group

341. . . Distributor

342. . . First solenoid valve

343. . . Second solenoid valve

35. . . Air supply pipe

36. . . Air supply pipe

4. . . Leather lining cover

The first figure is a schematic plan view of the present invention;

The second picture is a block diagram inside the control unit;

The third figure is a perspective view of a single pneumatic tire of the present invention;

The fourth figure is an exploded view of the pneumatic tire and the fixing unit of the present invention;

Figure 5 is a plan view showing another embodiment of the present invention.

11. . . Pneumatic tire

12. . . Pneumatic tire

13. . . Vent

14. . . Vent

15. . . exhaust pipe

16. . . exhaust pipe

18. . . Sitting area

2. . . Fixed unit

twenty one. . . Bottom pad

twenty two. . . Fixed component

3. . . control unit

35. . . Air supply pipe

36. . . Air supply pipe

Claims (5)

A seat cushion for preventing hemorrhoids, comprising: a plurality of inflatable tires in the form of strips, which are arranged neatly in a horizontal direction to form a large area of the seating area, and the volume of the pneumatic tire varies according to the amount of internal inflation, and the number is inflated. The tires are at least divided into two groups of actuation groups. The number of inflated tires of each group is different. The timing of each group of actuation groups is at least one exhaust valve and at least one exhaust pipe, and the exhaust valve controls the corresponding number. The exhaust timing of the pneumatic tire, the outlet position of the exhaust pipe connected to the exhaust valve is in the bearing area; a fixed unit fixing the position of the two ends of the plurality of pneumatic tires; and a control unit having at least two The gas supply pipe is connected to a plurality of pneumatic tires belonging to a group of actuation groups. The control unit has at least one air pump and related control circuit therein, which can control the inflation and exhaust of the pneumatic tires of each group of actuation groups. opportunity. The cushion for preventing acne according to the first aspect of the patent application, wherein the pneumatic tires of the different groups of the actuation groups are arranged at a wrong interval. The seat cushion for preventing acne according to claim 1, wherein the control unit includes a power supply group, a gas supply group, a program control area, and a gas supply distribution group, and the charger is provided in the power supply group. Components such as batteries provide the power required for overall operation. The gas supply group has an air pump and an air storage tank for generating air and sending it to the air supply distribution group. The program control area is a circuit board and a program controller. Where it is, responsible for controlling the timing of operation of each component, the gas supply distribution group has a distributor, at least two solenoid valves, and each solenoid valve is connected to one of the external gas supply pipes of the control unit. The seat cushion for preventing acne according to claim 1, wherein the fixing unit comprises a flexible bending bottom pad and two sets of fixing components, wherein the two sets of fixing components are fixed on the bottom pad, and the The two fixing components simultaneously fix the positions of the ends of the plurality of pneumatic tires. The cushion for preventing acne as described in claim 1 is additionally provided with a skin lining sleeve which can be covered by the plurality of pneumatic tires, but the outlet of the exhaust pipe is still located in the skin lining sleeve. Above the outer surface.