CN116459143B

CN116459143B - Air wave pressure therapeutic instrument

Info

Publication number: CN116459143B
Application number: CN202310416734.7A
Authority: CN
Inventors: 黄磊明; 徐国荣
Original assignee: Yuyao Boan Medical Appliance Technology Co ltd
Current assignee: Yuyao Boan Medical Appliance Technology Co ltd
Priority date: 2023-04-14
Filing date: 2023-04-14
Publication date: 2023-10-13
Anticipated expiration: 2043-04-14
Also published as: CN116459143A

Abstract

The application relates to an air wave pressure therapeutic apparatus, which relates to the technical field of medical appliances, and comprises: a foot cover; leg sleeves; the foot air bag is arranged in the foot sleeve; the shank air bag is arranged at the shank part of the leg sleeve; thigh air bags arranged at thigh parts of the leg sleeves; the air pipe is sequentially connected with a foot air bag, a lower leg air bag and a thigh air bag, and is connected with a first air flow valve corresponding to the foot air bag, a second air flow valve corresponding to the lower leg air bag and a third air flow valve corresponding to the thigh air bag; the air supply device is arranged on the lower side of the foot sleeve and connected with the lower end of the air pipe, and when a user steps down, the air supply device supplies air to the air pipe; the air pressure controller is used for controlling the air pressure in the air pipe to periodically change in a wave mode; when the air pressure in the foot air bag is larger than the first preset pressure, the second air flow valve is opened; when the air pressure in the calf air sac is larger than the second preset pressure, the third air flow valve is opened. The application has the effect of improving the use convenience of the air wave pressure therapeutic apparatus.

Description

Air wave pressure therapeutic instrument

Technical Field

The application relates to the technical field of medical instruments, in particular to an air wave pressure therapeutic instrument.

Background

The air wave pressure therapeutic apparatus mainly forms circulation pressure to limbs and tissues by sequentially and repeatedly inflating and deflating the multi-cavity air bags, uniformly and orderly extrudes the distal ends of the limbs to the proximal ends of the limbs, promotes the flow of blood and lymph and improves the microcirculation, accelerates the backflow of tissue fluid of the limbs, and is beneficial to preventing thrombosis and limb edema.

In the related art, for example, chinese patent publication No. CN 108635191A discloses an airwave pressure therapeutic apparatus, which comprises: an air pump for generating air pressure; one end of the air guide connecting device is connected with the air pump, and the other end of the air guide connecting device is provided with an air flow valve; a multi-channel pipe including a plurality of pipes having elasticity, a plurality of the pipes being communicated with the air pump through the air flow valve; and the air pressure controller is connected with the air flow valve and is used for controlling the air pressure in each pipeline so as to enable the air pressure of a plurality of pipelines of the multichannel pipeline to be in periodical wave change.

In view of the above-mentioned related art, the inventor believes that the air wave pressure therapeutic apparatus is relatively limited by the environment, and is often used only in environments with complete electric power such as indoor environments, and is inconvenient to use, and there is room for improvement.

Disclosure of Invention

In order to improve the convenience of the air wave pressure therapeutic apparatus in use, the application provides the air wave pressure therapeutic apparatus.

The application provides an air wave pressure therapeutic apparatus, which adopts the following technical scheme:

an airwave pressure therapeutic apparatus, comprising:

the foot cover is used for covering the feet of the user;

leg cuffs for wearing on the legs of a user;

the foot air bag is arranged in the foot sleeve;

a lower leg air bag arranged at the lower leg part of the leg sleeve;

thigh air bags arranged on the thigh of the leg sleeve;

the air pipe is connected with the foot air bag, the lower leg air bag and the thigh air bag in sequence, and is connected with a first air flow valve corresponding to the foot air bag, a second air flow valve corresponding to the lower leg air bag and a third air flow valve corresponding to the thigh air bag;

the air supply device is arranged at the lower side of the foot sleeve and connected with the lower end of the air pipe, and when a user steps down, the air supply device supplies air to the air pipe; and

the air pressure controller is connected with the first air flow valve, the second air flow valve and the third air flow valve and is used for controlling the air pressure in the air pipe to be periodically and wavelike;

when the air pressure in the foot air bag is larger than a first preset pressure, the second air flow valve is opened; and when the air pressure in the calf air sac is larger than a second preset pressure, the third air flow valve is opened.

Optionally, the air supply device includes:

the telescopic parts are arranged on the lower sides of the foot sleeves in a one-to-one correspondence manner, each telescopic part is provided with a telescopic cavity, each telescopic part is provided with an air inlet and an air outlet, each air inlet and each air outlet are communicated with each telescopic cavity, a first one-way valve is arranged at each air inlet, a second one-way valve is arranged at each air outlet, and each air outlet is connected with the lower end of each air pipe; and

the resetting elastic piece is arranged in the telescopic cavity, so that the telescopic piece can be reset from a compressed state to an extended state;

when a user steps downwards, the reset elastic piece compresses and stores energy, and air in the telescopic piece enters the air pipe through the second one-way valve; when the user lifts the foot upwards, the reset elastic piece stretches, and outside air enters the telescopic cavity through the first one-way valve.

Optionally, the device further comprises a locking device arranged on the telescopic piece, and when the locking device is in a locking state, the telescopic piece and the reset elastic piece are kept in a compressed state.

Optionally, the locking device includes:

the base plate is connected with the bottom of the telescopic piece, is static relative to the telescopic piece along the vertical direction, can slide with the telescopic piece along the horizontal direction, and is provided with a locking hole;

the lifting plate is arranged on the upper side of the telescopic piece and can slide with the telescopic piece along the vertical direction;

the locking block is fixed at one end of the lifting plate; and

the locking elastic piece is arranged on the telescopic piece, so that one side, close to the foot sleeve, of the lifting plate is kept;

when the telescopic piece is in a compressed state, the base plate can be sleeved on the lifting plate in a sliding way in a direction approaching to the telescopic piece and is clamped with the locking block.

Optionally, a guiding surface is provided on the locking block, and when the inner side wall of the locking block presses the guiding surface along the horizontal direction, the guiding surface forces the lifting plate to descend.

Optionally, the downside of base plate is fixed with at least one and slides the board, the downside of extensible member is equipped with the groove that slides, slide the board along the horizontal direction slide connect in the inslot that slides.

Optionally, an unlocking elastic piece is arranged in the sliding groove, and the unlocking elastic piece enables the sliding plate to keep a trend of sliding out of the sliding groove.

Optionally, the reset elastic piece is a sponge block.

Optionally, the return elastic member is a compression spring.

Optionally, the air supply device further comprises a heater, wherein the heater is arranged between the air supply device and the air pipe so as to heat the air entering the air pipe.

In summary, the present application includes at least one of the following beneficial technical effects:

1. by the arrangement of the air supply device, the air wave pressure therapeutic apparatus can be used when no power is supplied and a user walks, so that the limitation of indoor environment and power supply is eliminated, and the use scene of the air wave pressure therapeutic apparatus is enlarged;

2. the locking device is arranged, so that the state of the telescopic piece can be adjusted according to the needs of a user, and the use is more convenient.

Drawings

Fig. 1 is a schematic diagram of an airwave pressure therapeutic apparatus according to embodiment 1 of the present application.

Fig. 2 is a top view of the telescoping member of example 1 of the present application.

Fig. 3 is a cross-sectional view taken along line A-A in fig. 2 in accordance with the present application.

Fig. 4 is an exploded view of the locking device and telescoping member of the present application.

Reference numerals illustrate: 10. a foot cover; 20. leg sleeves; 30. a foot bladder; 40. a lower leg air bag; 50. thigh air bags; 60. an air pipe; 70. a gas supply device; 71. a telescoping member; 711. a telescopic chamber; 712. an air inlet; 713. an air outlet; 714. a first one-way valve; 715. a second one-way valve; 716. a slip groove; 717. unlocking the elastic piece; 718. a lifting groove; 719. a mounting groove; 72. a return elastic member; 80. an air pressure controller; 90. a locking device; 91. a substrate; 911. a locking hole; 912. a slip plate; 92. a lifting plate; 93. a locking block; 931. a guide surface; 94. locking the elastic member.

Detailed Description

The application is described in further detail below with reference to fig. 1-4.

Example 1

The embodiment of the application discloses an air wave pressure therapeutic apparatus. Referring to fig. 1, the airwave pressure therapeutic apparatus includes a foot cover 10, a leg cover 20, a foot bladder 30, a lower leg bladder 40, a thigh bladder 50, an air tube 60, an air supply device 70, and an air pressure controller 80.

The foot cover 10 may be made of cloth or may be made into a shoe shape so as to be convenient for a user to wear on the foot and cover the foot of the user. The leg cover 20 can be formed by rolling cloth, the leg cover 20 is in an open loop arrangement, a sticky buckle is sewn on the side surface of the leg cover 20, and after the leg cover 20 is sleeved on the leg of a user, the side surface of the leg cover 20 is closed by the sticky buckle so as to wrap the leg of the user.

The foot bladder 30 is sewn to the upper surface of the foot cover 10. The lower leg bag 40 is provided around the lower leg portion of the leg cover 20, and the thigh bag 50 is provided around the thigh portion of the leg cover 20. The air pipe 60 is connected with the foot air bag 30, the lower leg air bag 40 and the thigh air bag 50 in sequence, and a first air flow valve, a second air flow valve and a third air flow valve are connected to the air pipe 60, and the first air flow valve is connected between the foot air bag 30 and the air pipe 60 so as to control air to flow between the air pipe 60 and the foot air bag 30. A second air flow valve is connected between the calf bladder 40 and the air tube 60 to control the flow of air between the air tube 60 and the calf bladder 40. A third air flow valve is connected between the thigh bladder 50 and the air tube 60 to control the flow of air between the air tube 60 and the thigh bladder 50.

The air pressure controller 80 is mounted on the leg cover 20, and the air pressure controller 80 is connected with the first air flow valve, the second air flow valve and the third air flow valve to control the air pressure in the air pipe 60 to be periodically changed in a wave manner, and the air pressure controller 80 is common knowledge in the art and will not be described herein. When the air pressure in the foot bladder 30 is greater than a first preset pressure, the second air flow valve is opened; when the air pressure in the calf air sac 40 is greater than the second preset pressure, the third air flow valve is opened, and the first preset pressure and the second preset pressure can be set according to actual conditions. The foot air bag 30, the lower leg air bag 40, the thigh air bag 50 and the air pipe 60 are all connected with air pressure sensors, and the air pressure sensors are used for detecting the air pressure in the foot air bag 30, the lower leg air bag 40, the thigh air bag 50 and the air pipe 60 so as to control the air pressure in the air pipe 60 in cooperation with the air pressure controller 80.

Referring to fig. 1, 2 and 3, the air supply device 70 is fixedly installed at the lower side of the foot cover 10, the air supply device 70 is connected to the lower end of the air pipe 60, and when a user steps down, the air supply device 70 supplies air to the air pipe 60. Specifically, the air supply device 70 includes a telescopic member 71 and a return elastic member 72. The telescopic members 71 are fixed to the lower side of the foot cover 10 in a one-to-one correspondence, the telescopic members 71 are made of elastic material such as rubber, the telescopic members 71 have a telescopic chamber 711, an air inlet 712 and an air outlet 713, and the air inlet 712 and the air outlet 713 are communicated with the telescopic chamber 711. The expansion member 71 is provided with a first check valve 714 at the air inlet 712, and the first check valve 714 allows outside air to enter the expansion chamber 711, and simultaneously makes it difficult for air to be discharged from the expansion chamber 711 through the first check valve 714 to the expansion chamber 711. The telescopic member 71 is provided with a second one-way valve 715 at the air outlet 713, the second one-way valve 715 is connected with the lower end of the air pipe 60, the second one-way valve 715 enables air in the telescopic cavity 711 to enter the air pipe 60, meanwhile, air in the air pipe 60 is not easy to enter the telescopic cavity 711 through the second one-way valve 715, and the one-way valve is common knowledge in the art and is not repeated herein. The restoring elastic member 72 is a sponge, the restoring elastic member 72 is disposed in the expansion cavity 711, and the restoring elastic member 72 can restore the expansion member 71 from the compressed state to the extended state.

When the user's foot steps down from the natural height of the telescopic member 71, the telescopic member 71 is pressed to compress the telescopic member 71, the reset elastic member 72 compresses and stores energy, and the air in the telescopic member 71 enters the air pipe 60 through the second one-way valve 715. When the user lifts his or her foot upward, the return elastic member 72 is extended to release energy, thereby driving the expansion member 71 to return to the extended state, and the outside air is introduced into the expansion chamber 711 through the first check valve 714.

Referring to fig. 1 and 4, the airwave pressure therapeutic apparatus further includes a locking device 90 provided on the telescopic member 71, and when the locking device 90 is in a locked state, the telescopic member 71 and the return elastic member 72 are kept in a compressed state. Specifically, the locking device 90 includes a base plate 91, a lifter plate 92, a locking block 93, and a locking elastic member 94. The base plate 91 is located one side of extensible member 71, and the downside of base plate 91 is fixed with a plurality of sliding plate 912, and the sliding groove 716 has been seted up to the downside of extensible member 71, and sliding plate 912 slides along the horizontal direction and connects in sliding groove 716 to make base plate 91 static along vertical direction relative extensible member 71, simultaneously make base plate 91 can slide along the horizontal direction and be connected with extensible member 71. The lifting groove 718 is formed in the upper side of the telescopic member 71, and the lifting plate 92 is arranged in the lifting groove 718 and can lift in the vertical direction in the lifting groove 718. The locking elastic member 94 is a compression spring, the two sides of the telescopic member 71 are provided with mounting grooves 719, the mounting grooves 719 are mutually communicated with the lifting grooves 718, the locking elastic member 94 is mounted in the mounting grooves 719, the lower end of the locking elastic member 94 is fixed with the bottom of the mounting grooves 719, the upper end of the locking elastic member 94 is fixed with the lower side of the lifting plate 92, and the lifting plate 92 keeps upward trend due to the locking elastic member 94.

The lock block 93 is fixed to one end of the lifting plate 92 facing the substrate 91, and a lock hole 911 is formed in the substrate 91. When the telescopic member 71 is in a compressed state, the other leg drives the base plate 91 to approach the telescopic member 71 along the horizontal direction, and the locking block 93 can pass through the locking hole 911, so that the base plate 91 is sleeved on the lifting plate 92 and is clamped with the locking block 93, and the telescopic member 71 in a compressed state is locked.

The locking block 93 is provided with a guide surface 931, the guide surface 931 being inclined from top to bottom toward the base plate 91, and when the inner side wall of the base plate 91 presses the guide surface 931 in the horizontal direction, the guide surface 931 forces the elevating plate 92 to descend so as to facilitate the locking block 93 to pass through the locking hole 911. After the locking block 93 passes through the locking hole 911, the locking elastic member 94 drives the lifting plate 92 to rise to be flush with the upper surface of the telescopic member 71, and the locking block 93 is clamped with the base plate 91, so as to prevent the base plate 91 from sliding off the lifting plate 92.

In order to conveniently unlock the telescopic member 71 in the compressed state, an unlocking elastic member 717 is installed in the sliding groove 716, and the unlocking elastic member 717 may be a spring plate or a compression spring, in this embodiment, the unlocking elastic member 717 is described by taking a spring plate as an example, and the spring plate is bent by a straight steel sheet to form a serpentine shape. When the compression state telescopic member 71 is locked, the unlocking elastic member 717 is in a compression state, and when the compression state telescopic member 71 is required to be unlocked, the locking block 93 is stepped down by the other foot, and the unlocking elastic member 717 drives the base plate 91 to be separated from the locking block 93, so that convenience in unlocking the telescopic member 71 is realized. When the unlocking elastic member 717 is in a natural state, the slide plate 912 is partially inserted into the slide groove 716.

The implementation principle of the air wave pressure therapeutic apparatus of the embodiment of the application is as follows: by the arrangement of the air supply device 70, the air wave pressure therapeutic apparatus can be used when no power is supplied and a user walks, the restrictions of indoor environment and power supply are eliminated, and the use scene of the air wave pressure therapeutic apparatus is enlarged. When a user walks, the flowing of blood and lymph is faster than that of static blood, and the squeezing massage of the air wave pressure therapeutic instrument is combined at the moment, so that the flowing of the blood and the lymph can be better promoted, the microcirculation is improved, and the reflux of body tissue fluid is accelerated.

The locking device 90 is arranged, so that the telescopic piece 71 can be adjusted according to the needs of a user, namely when the air wave pressure therapeutic apparatus is needed to be used, one foot is used for stepping down the locking block 93 corresponding to the other foot, the unlocking elastic piece 717 drives the base plate 91 to be separated from the locking block 93, and the locking of the telescopic piece 71 in a compressed state is released; when the air wave pressure therapeutic apparatus is not needed, the telescopic piece 71 corresponding to one foot is guaranteed to be in a compressed state, the base plate 91 is driven to be close to the telescopic piece 71 along the horizontal direction by the other foot, and the locking block 93 can penetrate through the locking hole 911, so that the base plate 91 is sleeved on the lifting plate 92 and is clamped with the locking block 93, and the telescopic piece 71 in the compressed state is locked, so that the use is convenient.

Example 2

The difference from embodiment 1 is that the airwave pressure therapeutic apparatus further includes a heater, which is disposed between the air supply device 70 and the air tube 60, and the heater may be a resistance wire sleeved on the air tube 60, and the resistance wire heats the air in the air tube 60 after being electrified. The heater may be other kinds of heaters, and will not be described in detail herein.

The air in the air pipe 60 is heated by the heater, so that the air bag can be synchronously extruded and heated on the premise of not using other information acquisition elements and controllers, and the effect of massaging and relieving blood channels and collaterals is promoted.

The airwave pressure therapy apparatus of the present embodiment may also be used in combination with an air pump, i.e. connected to the air tube 60, if the conditions allow (the power supply is sufficient).

The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.

Claims

1. An airwave pressure therapy apparatus, comprising:

a foot cover (10) for covering the foot of the user;

a leg cuff (20) for wearing on the leg of a user;

a foot air bag (30) provided inside the foot cover (10);

a lower leg air bag (40) provided on the lower leg portion of the leg cover (20);

a thigh airbag (50) provided on the thigh of the leg cover (20);

a gas pipe (60) sequentially connecting the foot airbag (30), the lower leg airbag (40) and the thigh airbag (50), wherein the gas pipe (60) is connected with a first gas flow valve corresponding to the foot airbag (30), a second gas flow valve corresponding to the lower leg airbag (40) and a third gas flow valve corresponding to the thigh airbag (50);

the air supply device (70) is arranged at the lower side of the foot cover (10) and connected with the lower end of the air pipe (60), and when a user steps down, the air supply device (70) supplies air to the air pipe (60); and

an air pressure controller (80) connected to the first air flow valve, the second air flow valve and the third air flow valve and used for controlling the air pressure in the air pipe (60) to change in a periodical wave manner;

when the air pressure in the foot air bag (30) is larger than a first preset pressure, the second air flow valve is opened; when the air pressure in the calf air sac (40) is larger than a second preset pressure, the third air flow valve is opened;

the air supply device (70) includes:

the telescopic pieces (71) are arranged on the lower side of the foot cover (10) in a one-to-one correspondence manner, the telescopic pieces (71) are provided with a telescopic cavity (711), the telescopic pieces (71) are provided with an air inlet (712) and an air outlet (713), the air inlet (712) and the air outlet (713) are communicated with each other with the telescopic cavity (711), a first one-way valve (714) is arranged at the air inlet (712), a second one-way valve (715) is arranged at the air outlet (713), and the air outlet (713) is connected with the lower end of the air pipe (60); and

a return elastic member (72) provided in the expansion chamber (711) so that the expansion member (71) can return from a compressed state to an expanded state;

when a user steps downwards, the reset elastic piece (72) compresses and stores energy, and air in the telescopic piece (71) enters the air pipe (60) through the second one-way valve (715); when the user lifts the foot upwards, the reset elastic piece (72) stretches, and outside air enters the telescopic cavity (711) through the first one-way valve (714).

2. The airwave pressure therapy apparatus according to claim 1, further comprising a locking device (90) provided on the telescoping member (71), the telescoping member (71) and the return spring (72) being held in compression when the locking device (90) is in a locked state.

3. The airwave pressure therapy apparatus according to claim 2, wherein the locking means (90) comprises:

the base plate (91) is connected with the bottom of the telescopic piece (71), the base plate (91) is static relative to the telescopic piece (71) along the vertical direction, the base plate (91) can slide with the telescopic piece (71) along the horizontal direction, and the base plate (91) is provided with a locking hole (911);

the lifting plate (92) is arranged on the upper side of the telescopic piece (71), and the lifting plate (92) can slide with the telescopic piece (71) along the vertical direction;

a locking block (93) fixed to one end of the lifting plate (92); and

a locking elastic member (94) provided on the telescopic member (71) so that the lifting plate (92) maintains a tendency toward one side of the foot cover (10);

when the telescopic piece (71) is in a compressed state, the base plate (91) can be sleeved on the lifting plate (92) in a sliding way in a direction approaching to the telescopic piece (71) and is clamped with the locking block (93).

4. The airwave pressure therapy apparatus of claim 3, wherein: the locking block (93) is provided with a guide surface (931), and when the inner side wall of the base plate (91) presses the guide surface (931) in the horizontal direction, the guide surface (931) forces the lifting plate (92) to descend.

5. The airwave pressure therapy apparatus of claim 3, wherein: the lower side of base plate (91) is fixed with at least one slip board (912), the downside of extensible member (71) is equipped with slip groove (716), slip board (912) along the horizontal direction slip connect in slip groove (716).

6. The airwave pressure therapy apparatus of claim 5, wherein: an unlocking elastic piece (717) is arranged in the sliding groove (716), and the unlocking elastic piece (717) enables the sliding plate (912) to keep a trend of sliding out of the sliding groove (716).

7. The airwave pressure therapy apparatus of claim 1, wherein: the reset elastic piece (72) is a sponge block.

8. The airwave pressure therapy apparatus of claim 1, wherein: the return elastic member (72) is a compression spring.

9. The airwave pressure therapy apparatus according to claim 1, further comprising a heater provided between the air supply (70) and the air tube (60) to heat air entering the air tube (60).