CN218923120U - Inflatable knee joint exercise device - Google Patents

Abstract

The utility model relates to an inflatable knee joint exercise device, which comprises a support frame, a fixed shaft arranged on the top of the support frame, and an air cushion arranged on the outer wall of the fixed shaft. One side and the top of the support frame are provided with storage for the air cushion. One side and the top of the support frame are respectively hinged with sealing doors for sealing the storage tank, and the front and rear ends of the support frame are provided with threaded rods. The utility model supports the air cushion through the supporting frame, binds the calf on the air cushion with an elastic bandage, has good stability, inflates the air cushion through the inflatable structure, supports the calf after the air cushion is inflated, and plays the purpose of stretching the ligament and exercising the knee joint , the gas is exhausted through the exhaust structure, and the air cushion is repeatedly inflated and exhausted. The expansion and deflation of the air cushion drives the knee joint to rotate, so that the knee joint can be exercised. The operation is simple and the exercise effect is good. The air cushion is stored through the storage slot, and the door is sealed The storage slot prevents the air cushion from being damaged due to bumps during storage.

Description

An inflatable knee joint exercise device

technical field

The utility model belongs to the technical field of knee joint exercise equipment, in particular to an inflatable knee joint exercise device.

Background technique

For patients with lower extremity paralysis and joint surgery, in the daily nursing process, it is necessary to perform functional exercises on the patient's knee joints to prevent and relieve joint stiffness, so as to promote the recovery of patients, usually using knee joint exercise equipment to perform knee joint exercises exercise.

The knee joint exercise device in the prior art is usually composed of a plurality of air cushions placed flat and stacked high. By inflating and exhausting the air cushions, the calf and thigh are moved up and down, so as to realize the exercise of the knee joint, but the calf and thigh are driven to move up and down. The method has a poor effect on the rotation exercise of the knee joint, and the support stability of the air cushion is poor during use, and it is easy to be damaged due to bumps during the storage process. Therefore, it is necessary to design an inflatable knee joint exercise device to solve the above problems. question.

Utility model content

The purpose of this utility model is to provide an inflatable knee joint exercise device in order to solve the above problems. And the exhaust gas drives the knee joint to move up and down, so as to realize the exercise of the knee joint, but the way of driving the knee joint to move up and down has a poor effect on the rotation exercise of the knee joint, and the support stability of the air cushion is poor during use. It is also prone to damage due to bumps.

The utility model realizes above-mentioned purpose through following technical scheme:

An inflatable knee joint exercise device, comprising a support frame, a fixed shaft arranged on the top of the support frame, and an air cushion arranged on the outer wall of the fixed shaft, the side and top of the support frame are provided with storage grooves for storing the air cushion, the One side and the top of the support frame are respectively hinged with sealing doors for sealing the storage tank, the front and rear ends of the support frame are provided with threaded rods, and the support frame is connected to the base through the threaded rods;

The air cushion includes several fan-shaped air columns connected in sequence;

The upper end surface of the fan-shaped air column at the top is provided with several elastic bandages, and each fan-shaped air column is provided with an air intake pipe for connecting the air intake structure and an exhaust pipe for connecting the exhaust structure, Each of the intake pipe and exhaust pipe is provided with a valve.

As a further optimization scheme of the present utility model, the air intake structure includes an intake connection pipe for sequentially connecting all intake pipes on the air cushion, an intake connection cylinder threaded with the intake end of the intake connection pipe, The first conveying pipe connected to the inlet end of the cylinder, the one-way valve arranged on the first conveying pipe and the inflatable element arranged on the inlet end of the first conveying pipe, the inlet end of the inlet connecting pipe is provided with a first sealing cover.

As a further optimization solution of the present utility model, the inflatable part is one of a press-filled inflatable ball, an air pump or an electric air pump.

As a further optimization solution of the utility model, the exhaust structure includes an exhaust connecting pipe used to sequentially connect all exhaust pipes on the air cushion, an exhaust connecting cylinder threaded with the exhaust end of the exhaust connecting pipe, and a The second conveying pipe at the exhaust end of the gas connection cylinder, the exhaust head arranged at the exhaust end of the second conveying pipe, and the sealing plug for sealing the exhaust port of the exhaust head, the exhaust end of the exhaust connecting pipe is provided with a second Seal the lid.

As a further optimization solution of the present invention, a storage cavity for storing the support frame is opened inside the base.

As a further optimization solution of the present invention, the front and rear walls of the base are provided with slots for the threaded rod to move up and down, and the threaded rod is threadedly connected with a fixed cylinder.

As a further optimization solution of the present utility model, the elastic bandage is connected by Velcro, and a protective pad is laid on the outer surface of the fixed shaft.

As a further optimization solution of the present invention, when the air cushion is inflated to the maximum angle, the upper end surface of the fan-shaped air column at the top is on the same level as the upper end surface of the fixed shaft.

As a further optimization solution of the present utility model, a transparent observation window is inlaid on the front wall of the support frame, and an angle measuring ruler is provided on the transparent observation window.

The beneficial effects of the utility model are:

1) The utility model supports the air cushion through the support frame, binds the calf on the air cushion with elastic bandage, and has good stability. The air cushion is inflated through the inflatable structure, and the air cushion supports the calf after being inflated, stretching the ligament and exercising the knee joint The purpose is to discharge the gas in the air cushion through the exhaust structure, repeatedly inflate and exhaust the air cushion, and use the expansion and depression of the air cushion to drive the knee joint to rotate, so that the knee joint can be exercised. The operation is simple and the exercise effect is good. It is stored through the storage slot. Air cushion, sealed door and sealed storage slot, to avoid damage to the air cushion due to bumping during storage;

2) The utility model installs a base at the bottom of the support frame through a threaded rod, and adjusts the height of the entire device by fixing the threaded rod at different height positions of the slot, so as to be suitable for use by different patients.

Description of drawings

Fig. 1 is a schematic diagram of the overall structure of the utility model.

Fig. 2 is a front view of the fixed shaft, the air cushion, the intake structure and the exhaust structure of the present utility model.

Fig. 3 is a sectional view of the support frame and the base of the utility model.

Fig. 4 is a sectional view of the support frame of the present invention.

In the figure: 1, support frame; 101, storage tank; 102, threaded rod; 103, sealed door; 104, transparent observation window; 105, angle measuring ruler; 2, fixed shaft; 201, protective pad; 3, air cushion; 301 , fan-shaped air column; 41, intake pipe; 42, exhaust pipe; 51, intake connecting pipe; 52, exhaust connecting pipe; 61, first sealing cover; 62, second sealing cover; 7, intake connecting cylinder ; 8, the first delivery pipeline; 9, one-way valve; 10, inflatable parts; 11, exhaust connection cylinder; 12, second delivery pipeline; 13, exhaust head; 14, sealing plug; 15, base; 16, Storage cavity; 17, card slot; 18, fixed cylinder; 19, elastic bandage; 20, valve.

Detailed ways

The application will be described in further detail below in conjunction with the accompanying drawings. It is necessary to point out that the following specific embodiments are only used to further illustrate the application, and cannot be interpreted as limiting the protection scope of the application. The above application content makes some non-essential improvements and adjustments to this application.

As shown in Figures 1-4, an inflatable knee joint exercise device includes a support frame 1, a fixed shaft 2 arranged on the top of the support frame 1, an air cushion 3 arranged on the outer wall of the fixed shaft 2, and the support frame 1- The side and the top are provided with a storage tank 101 for storing the air cushion 3, the side and top of the support frame 1 are respectively hinged with a sealing door 103 for sealing the storage tank 101, and the front and rear ends of the support frame 1 are provided with threaded rods 102 , the support frame 1 is connected with a base 15 through a threaded rod 102;

The air cushion 3 includes several fan-shaped air columns 301 connected in sequence;

The upper end surface of the fan-shaped air column 301 located at the top is provided with several elastic bandages 19, and each of the fan-shaped air column 301 is provided with an air intake pipe 41 for connecting the air intake structure and an air intake pipe 41 for connecting the exhaust structure. An exhaust pipe 42 , each of the intake pipe 41 and the exhaust pipe 42 is provided with a valve 20 .

In this embodiment, when the air cushion 3 is inflated to a maximum angle, the upper end surface of the fan-shaped air column 301 at the top is on the same level as the upper end surface of the fixed shaft 2 .

In this embodiment, the air intake structure includes an intake connection pipe 51 for sequentially connecting all the intake pipes 41 on the air cushion 3, an intake connection cylinder 7 threadedly connected to the intake end of the intake connection pipe 51, and a The first conveying pipe 8 at the air intake end of the air intake connecting cylinder 7, the one-way valve 9 arranged on the first conveying pipe 8, and the inflatable element 10 arranged at the air inlet end of the first conveying pipe 8, the air intake connecting pipe 51 enters The air end is provided with a first sealing cover 61, and the inflatable part 10 is one of a press inflatable ball, an air pump or an electric air pump, and the air cushion 3 is inflated through the inflatable part 10, and the gas flows through the first delivery pipe 8, enters the The air connection cylinder 7, the air intake connection pipe 51 and the air intake pipe 41 enter the fan-shaped air column 301 to inflate the air cushion 3. The check valve 9 is to limit the direction of gas flow, and each air intake pipe 41 is provided with a The valve 20 is convenient to select the quantity of the fan-shaped air column 301 that needs to be inflated according to the user's own situation. The valve 20 on the intake pipe 41 is closed.

In this embodiment, the exhaust structure includes an exhaust connection pipe 52 for sequentially connecting all exhaust pipes 42 on the air cushion 3, an exhaust connection cylinder 11 screwed to the exhaust end of the exhaust connection pipe 52, a device The second conveying pipeline 12 at the exhaust end of the exhaust connection cylinder 11, the exhaust head 13 arranged at the exhaust end of the second conveying pipeline 12, and the sealing plug 14 for sealing the exhaust port of the exhaust head 13, the exhaust connection The exhaust end of the pipe 52 is provided with a second sealing cover 62. When the gas inside the air cushion 3 needs to be discharged, the user opens the sealing plug 14, and the gas inside the air cushion 3 flows through the exhaust pipe 42 and the exhaust connecting pipe 52 in sequence. , the exhaust connection cylinder 11, the second conveying pipeline 12 and the exhaust head 13, the gas inside the air cushion 3 is finally discharged through the exhaust port of the exhaust head 13, and each exhaust pipe 42 is provided with a valve 20 to facilitate each Adjust the number of fan-shaped air columns 301 that need to be inflated during the first initial use. After each initial use state is debugged, the user can also perform the inflation and exhaust operations of the air cushion 3 by himself without the care of medical staff. more convenient.

When in use, first install the support frame 1 in the base 15, place the base 15 on the bed, open the airtight door 103, and take out the air cushion 3 stored in the storage tank 101, and the medical staff can choose according to the user's own situation and need to inflate. The number of fan-shaped air columns 301 is inflated sequentially. The specific operation method is: remove the first sealing cover 61 on the air intake connecting pipe 51, connect the air intake connecting pipe 51 with the air intake structure, and open the fan-shaped air column that needs to be inflated. Valve 20 on the intake pipe 41 of air column 301 closes the valve 20 on the intake pipe 41 of fan-shaped air column 301 that does not need to be inflated, takes off the second sealing cover 62 on the exhaust connection pipe 52, and makes the exhaust connection pipe 52 is connected with the exhaust structure, the user can adopt a supine position or a sitting position, put the inner side of the knee joint on the outer surface of the fixed shaft 2, and the calf naturally hangs on the top of the air cushion 3. When inflating, through 10 pairs of inflatable parts The gas is transported inside the first delivery pipeline 8, and the gas is delivered to the inside of different intake pipes 41 sequentially through the first delivery pipeline 8, the intake connection cylinder 7 and the intake connection pipe 51, and then delivered to the inside of the fan-shaped gas column 301 through the intake pipe 41, The fan-shaped air column 301 inflates after inflated, and can maintain the fan shape to support the calf, so as to raise the calf, thereby achieving the purpose of stretching the ligament and exercising the knee joint. When exhausting, open the air outlet of the sealed exhaust head 13 The sealing plug 14 of the air cushion 3 can discharge the gas inside the air cushion 3. Without the support of the air cushion 3, the calf will gradually hang down naturally. In addition, the air cushion 3 can be inflated and exhausted repeatedly, and the expansion and depression of the air cushion 3 can drive the knee joint to rotate. Therefore, the knee joint can be exercised. This knee joint exercise method is simple to operate, has a good exercise effect on the knee joint, and is convenient to operate.

Further, a transparent observation window 104 is inlaid on the front wall of the support frame 1 , and an angle measuring ruler 105 is provided on the transparent observation window 104 to facilitate observation of the degree of expansion of the air cushion 3 .

Preferably, a storage chamber 16 for accommodating the support frame 1 is opened inside the base 15 , and the storage cavity 16 is used for accommodating the support frame 1 .

Preferably, the front and rear walls of the base 15 are provided with a slot 17 for the threaded rod 102 to move up and down. The upper fixing cylinder 18 is sleeved on the rod 102, the fixing cylinder 18 is screwed, the base 15 and the support frame 1 are pressed together by the fixing cylinder 18, thereby the support frame 1 and the base 15 are fixed together, and by placing the threaded rod 102 The height of the entire device is adjusted at different height positions of the drawer slot 17 to suit different patients.

Preferably, the elastic bandage 19 is connected by Velcro, the outer surface of the fixed shaft 2 is laid with a protective pad 201, the lower leg is bound on the air cushion 3 by the elastic bandage 19, and the elastic bandage 19 is connected and fixed on the air cushion by the Velcro. Together, it is simple and easy to operate, and the protective pad 201 is in direct contact with the user, improving the comfort of use.

The above-mentioned embodiments only express several implementations of the utility model, and the description thereof is relatively specific and detailed, but it should not be construed as limiting the patent scope of the utility model. It should be noted that those skilled in the art can make several modifications and improvements without departing from the concept of the present invention, and these all belong to the protection scope of the present invention.

Claims (9)

1. An inflatable knee joint exercise device, characterized in that: comprising a support frame (1), a fixed shaft (2) located on the top of the support frame (1), an air cushion (3) located on the outer wall of the fixed shaft (2) ), one side and the top of the support frame (1) are provided with a storage tank (101) for accommodating the air cushion (3), and one side and the top of the support frame (1) are respectively hinged to be used for sealing the storage tank (101) A sealed door (103), the front and rear ends of the support frame (1) are provided with threaded rods (102), and the support frame (1) is connected to the base (15) through the threaded rods (102); The air cushion (3) includes several fan-shaped air columns (301) connected in sequence; The upper end surface of the fan-shaped air column (301) that is positioned at the top is provided with several elastic bandages (19), and each of the fan-shaped air columns (301) is provided with an air intake pipe (41) for connecting the air intake structure. And an exhaust pipe (42) for connecting the exhaust structure, each of the intake pipe (41) and the exhaust pipe (42) is provided with a valve (20). 2. A kind of inflatable knee joint exercise device according to claim 1, characterized in that: the air intake structure includes an air intake connecting pipe (51) for sequentially connecting all air intake pipes (41) on the air cushion (3) ), the intake connection cylinder (7) that is threadedly connected to the intake end of the intake connection pipe (51), the first delivery pipeline (8) that is located at the intake end of the intake connection cylinder (7), is located at the first delivery pipeline (8) on the one-way valve (9) and the inflatable part (10) located at the inlet end of the first delivery pipeline (8), the inlet end of the inlet connecting pipe (51) is provided with a first sealing cover (61 ). 3 . The inflatable knee joint exercise device according to claim 2 , characterized in that: the inflatable member ( 10 ) is one of a press inflatable ball, an air pump or an electric air pump. 4 . 4. A kind of inflatable knee joint exercising device according to claim 1, is characterized in that: described exhaust structure comprises the exhaust connection pipe ( 52), the exhaust connection cylinder (11) that is threadedly connected to the exhaust end of the exhaust connection pipe (52), the second delivery pipeline (12) that is located at the exhaust end of the exhaust connection cylinder (11), is located at the second delivery The exhaust head (13) at the exhaust end of the pipeline (12) and the sealing plug (14) for sealing the exhaust port of the exhaust head (13), the exhaust end of the exhaust connecting pipe (52) is provided with a second sealing Cover (62). 5. The inflatable knee joint exercise device according to claim 1, characterized in that: a storage chamber (16) for storing the support frame (1) is opened inside the base (15). 6. An inflatable knee joint exercise device according to claim 1, characterized in that: the front and rear walls of the base (15) are provided with slots (17) for the threaded rod (102) to move up and down, so The threaded rod (102) is threadedly connected with a fixed cylinder (18). 7. An inflatable knee joint exercise device according to claim 1, characterized in that: the elastic bandage (19) is connected by Velcro, and a protective pad (201) is laid on the outer surface of the fixed shaft (2) . 8. An inflatable knee joint exercise device according to claim 1, characterized in that: when the air cushion (3) is inflated to the maximum angle, the upper end surface of the fan-shaped air column (301) located at the top is in contact with the The upper end faces of the fixed shaft (2) are on the same horizontal plane. 9. An inflatable knee joint exercise device according to claim 1, characterized in that: a transparent observation window (104) is inlaid on the front wall of the support frame (1), and on the transparent observation window (104) An angle measuring ruler (105) is provided.

Images