Rotary adjustment switching mechanism and lung function rehabilitation instrument adopting same

Abstract

The utility model discloses a rotary adjustment switching mechanism and a lung function rehabilitation instrument adopting the same. The rotary adjusting and switching mechanism comprises a fixedly arranged base tube part and a rotary part rotationally connected with the base tube part, and tooth-shaped protrusions distributed in the circumferential direction are fixed to the base tube part; the rotating part comprises a first transmission part and a second transmission part which are arranged in the axial direction. The first transmission part is provided with a fixing structure which is used for axially inserting and fixedly meshing with the limiting toothed plate of the tooth-shaped protrusion, and the fixing structure comprises an axial limiting inserting groove used for limiting the axial limiting of the end of the toothed plate and a radial limiting inserting groove used for limiting the radial limiting of the end of the toothed plate; the second transmission part is provided with transmission teeth arranged in the circumferential direction, and the transmission teeth are used for being meshed with a driving gear of an electric driving mechanism. The structure of the rotating part is optimized, the rotating part is manually driven to rotate through the first transmission part, the second transmission part can also be driven to rotate through the electric driving mechanism, and then the rotating part is driven to rotate. According to the device, the breathing training device with the electric working mode and the manual working mode can be switched, the factory mode of a manufacturer can be conveniently and rapidly switched, and the use mode of a user can also be switched.

Description

Technical Field

[0001] The utility model relates to the technical field of medical equipment, in particular to a lung function rehabilitation device. Background Art

[0002] The function of the pulmonary function rehabilitation instrument is breathing training. Breathing training is a training method to ensure the patency of the respiratory tract, improve the strength and tolerance of respiratory muscles, promote expectoration and sputum drainage, improve the blood metabolism of lung and bronchial tissues, and enhance the efficiency of gas exchange. Breathing training can effectively enhance lung function, improve vital capacity, improve the quality of life, help professional athletes improve their vital capacity and competitive level, help daily fitness people enhance endurance and vitality, and help people with lung diseases improve lung function and recover as soon as possible.

[0003] During the pulmonary function rehabilitation training, it is necessary to perform rotation adjustment to switch to different training levels. For example, the deep breathing trainer disclosed in the patent number CN219272098U requires rotation adjustment of the annular adjustment member. Currently, there is a lack of a rotation adjustment mechanism that can realize the rapid switching of the two rotation drive modes, manual and electric rotation, to meet the use needs of different users. Utility Model Content

[0004] In view of the problems existing in the prior art, the utility model provides a rotation adjustment switching mechanism, which has solved at least one of the above technical problems.

[0005] The utility model provides a pulmonary function rehabilitation instrument adopting a rotary adjustment switching mechanism, which solves at least one of the above technical problems.

[0006] The technical solution of the utility model is: a rotation adjustment switching mechanism comprises a fixedly arranged base tube part and a rotating part rotatably connected to the base tube part, characterized in that tooth-like protrusions arranged circumferentially are fixed on the base tube part;

[0007] The rotating part includes a first transmission part and a second transmission part arranged along the axial direction;

[0008] The first transmission part is provided with a fixing structure for axially inserting and fixedly engaging the limiting tooth plate with the tooth-like protrusion, and the fixing structure includes an axial limiting slot for axially limiting the end of the limiting tooth plate and a radial limiting slot for radially limiting the end of the limiting tooth plate;

[0009] The second transmission part is provided with circumferentially arranged transmission teeth, and the transmission teeth are used to mesh with the driving gear of the electric drive mechanism.

[0010] The utility model optimizes the structure of the rotating part, realizes manual driving of the rotating part through the first transmission part, and can also realize the rotation of the second transmission part through the electric drive mechanism, thereby driving the rotation of the rotating part. The device realizes the switching of the breathing training device between electric and manual working modes, which is convenient for the rapid switching of the factory mode and the user mode.

[0011] When the manual working mode is required, the limiting tooth plate is inserted into the fixed structure. During the rotation of the rotating part, the limiting tooth plate elastically presses against the tooth-like protrusion to achieve rotation limitation.

[0012] When the electric working mode is required, there is no need to insert the limit tooth plate, and the electric drive mechanism is meshed with the transmission teeth, and then the rotating part is driven to rotate through the electric rotating mechanism.

[0013] The rotating part of the device is provided with a fixed structure suitable for manual operation and a transmission gear suitable for electric operation, so as to facilitate the switching between the manual mode and the electric mode.

[0014] Further preferably, the rotating part is an annular adjusting part sleeved on the periphery of the base pipe part;

[0015] The base tube portion is provided with an axial limiter for axially limiting the rotating portion, and the tooth-like protrusion serves as the axial limiter;

[0016] The annular adjusting member comprises a first half ring body and a second half ring body which are detachably connected.

[0017] The utility model is convenient for assembly and sleeved on the periphery of the base pipe part.

[0018] Further preferably, the first half ring body and the second half ring body are plugged in radially, and the first half ring body and the second half ring body are provided with buckles and slots that match each other.

[0019] Further preferably, the axial limiting slot is provided on at least one of the first semi-ring body and the second semi-ring body.

[0020] Further preferably, the limiting tooth plate includes an inserting plate portion, and a buckle for engaging with the first transmission portion is provided at an end of the inserting plate portion;

[0021] The inserting plate portion is provided with a limiting tooth engaged with the tooth-like protrusion;

[0022] The buckle and the limiting tooth are arranged on different sides of the thickness direction of the plug plate portion.

[0023] Further preferably, a limiting rib is fixed on the first transmission part, and the radial limiting slot is provided on the limiting rib.

[0024] Further preferably, one end of the base tube portion in the axial direction is a breathing port, and the other end of the base tube portion is a vent connected to the atmosphere;

[0025] The outer periphery of the base tube is covered with a cover body with an opening at the lower end, the inner side of the cover body is detachably connected to the base tube, and both ends of the base tube in the axial direction are exposed to the cover body;

[0026] A sleeve is detachably connected to the periphery of the vent of the base tube, the first transmission part is sandwiched between the sleeve and the cover body, and a partial area of ​​the first transmission part in the radial direction is exposed.

[0027] A pulmonary function rehabilitation apparatus, comprising a breathing head and a handle, wherein the breathing head comprises a breathing tube, wherein the breathing tube comprises a fixedly arranged base tube portion and a rotating portion rotatably connected to the base tube portion, wherein the base tube portion is fixed with tooth-like protrusions arranged circumferentially;

[0028] The rotating part includes a first transmission part and a second transmission part arranged along the axial direction;

[0029] The first transmission part is provided with a fixing structure for axially inserting and fixedly engaging the limiting tooth plate with the tooth-like protrusion, and the fixing structure includes an axial limiting slot for axially limiting the end of the limiting tooth plate and a radial limiting slot for radially limiting the end of the limiting tooth plate;

[0030] The first transmission part is plugged into the limit tooth plate, and the limit tooth plate is meshed with the tooth-like protrusion;

[0031] The second transmission part is provided with transmission teeth arranged circumferentially.

[0032] A pulmonary function rehabilitation apparatus, comprising a breathing head and a handle, wherein the breathing head comprises a breathing tube, wherein the breathing tube comprises a fixedly arranged base tube portion and a rotating portion rotatably connected to the base tube portion, wherein the base tube portion is fixed with tooth-like protrusions arranged circumferentially;

[0033] The rotating part includes a first transmission part and a second transmission part arranged along the axial direction;

[0034] The first transmission part is provided with a fixing structure for axially inserting and fixedly engaging the limiting tooth plate with the tooth-like protrusion, and the fixing structure includes an axial limiting slot for axially limiting the end of the limiting tooth plate and a radial limiting slot for radially limiting the end of the limiting tooth plate;

[0035] The second transmission part is provided with transmission teeth arranged circumferentially;

[0036] An electric drive mechanism is installed on the handle, and the electric drive mechanism includes a drive motor and a drive gear. The power output end of the drive motor is transmission-connected to the drive gear, and the drive gear is meshed with the transmission teeth.

[0037] A pulmonary function rehabilitation device includes a breathing head and a handle, and is characterized in that it also includes the rotation adjustment switching mechanism, the base tube part and the rotating part are installed on the breathing head, and the handle is provided with a mounting position for accommodating the electric drive mechanism.

[0038] Beneficial effects: The device provides a rotation adjustment switching mechanism that can quickly switch between manual rotation transmission and electric rotation transmission modes. BRIEF DESCRIPTION OF THE DRAWINGS

[0039] Figure 1 This is an exploded view of the rotary adjustment switching mechanism of the specific embodiment 1 of the utility model;

[0040] Figure 2 This is an exploded view of the rotating part and the limiting tooth plate of the specific embodiment 1 of the utility model;

[0041] Figure 3 This is an exploded view of the rotating part of the specific embodiment 1 of the utility model;

[0042] Figure 4 This is a schematic structural diagram of the rotating part of the specific embodiment 1 of the utility model;

[0043] Figure 5 This is a schematic structural diagram of a base tube portion of a specific embodiment 1 of the utility model;

[0044] Figure 6 This is an exploded view of a lung function rehabilitation device according to a specific embodiment 1 of the present utility model;

[0045] Figure 7 This is a structural schematic diagram of a lung function rehabilitation device according to a specific embodiment 1 of the utility model;

[0046] Figure 8 This is a partial exploded view of the pulmonary function rehabilitation device according to the first specific embodiment of the utility model.

[0047] In the figure: 1 is a base tube, 3 is a limiting tooth plate, 4 is a cover body, 5 is a sleeve, 6 is an electric drive mechanism, 7 is a handle, 11 is a toothed protrusion, 21 is a first transmission part, 22 is a second transmission part, 23 is a first semi-ring body, 24 is a second semi-ring body, 25 is an axial limiting slot, and 26 is a radial limiting slot. DETAILED DESCRIPTION

[0048] See also Figures 1 to 8, Specific embodiment 1, a rotation adjustment switching mechanism, comprising a fixedly arranged base tube part 1 and a rotating part rotatably connected to the base tube part 1, the base tube part 1 is fixed with a circumferentially arranged toothed protrusion 11; the rotating part comprises a first transmission part 21 and a second transmission part 22 arranged along the axial direction; the first transmission part 21 is provided with a fixed structure of a limit tooth plate 3 for axially inserting and fixedly engaging the toothed protrusion, the fixed structure comprises an axial limit slot 25 for axially limiting the end of the limit tooth plate and a radial limit slot 26 for radially limiting the end of the limit tooth plate; the second transmission part 22 is provided with circumferentially arranged transmission teeth, and the transmission teeth are used to engage the driving gear of the electric drive mechanism 6. The utility model optimizes the structure of the rotating part, realizes the manual driving of the rotation of the rotating part through the first transmission part 21, and can also realize the rotation of the second transmission part 22 through the electric drive mechanism 6, thereby driving the rotation of the rotating part. The device realizes the switching of the breathing training device of different working modes, both electric and manual, which is convenient for the rapid switching of the factory mode of the manufacturer, and can also be the switching of the user's use mode.

[0049] The radial limiting slot 26 is axially plugged with the limiting tooth plate, and the axial limiting slot 25 is clamped with the limiting plug plate.

[0050] The rotating part is an annular adjusting member sleeved on the periphery of the base tube 1; the base tube is provided with an axial limiting member of the axial limiting rotating part, with a tooth-like protrusion as the axial limiting member; the annular adjusting member includes a first semi-ring body 23 and a second semi-ring body 24 that are detachably connected. It is convenient to assemble and sleeved on the periphery of the base tube 1. The first semi-ring body 23 and the second semi-ring body 24 are plugged in radially, and the first semi-ring body 23 and the second semi-ring body 24 are provided with mutually matching buckles and slots. At least one of the first semi-ring body and the second semi-ring body is provided with an axial limiting slot.

[0051] The limiting tooth plate 3 includes a plug plate portion, and a buckle is provided at the end of the plug plate portion to engage with the first transmission portion; the plug plate portion is provided with a limiting tooth meshing with the tooth-like protrusion 11; the buckle and the limiting tooth are arranged on different sides of the thickness direction of the plug plate portion. A limiting rib is fixed on the first transmission portion, and a radial limiting slot 26 is provided on the limiting rib. Specifically, two limiting ribs are provided, and a limiting tooth is provided in the area between the two limiting ribs of the limiting tooth plate. A buckle is connected to the area of ​​the limiting tooth plate adjacent to the limiting rib. The axial limiting slot 25 is plugged with the buckle. The plug plate portion includes a plug-in end plugged into the radial limiting slot and a limiting end for resisting the limiting rib, and the plug-in end is arranged adjacent to the limiting end. A buckle is fixed to the axial end of the limiting end.

[0052] One axial end of the base tube part 1 is a breathing port, and the other end of the base tube part 1 is a vent connected to the atmosphere; a cover body 4 with an opening at a lower end is sleeved on the periphery of the base tube part 1, and the inner side of the cover body 4 is detachably connected to the base tube part 1, and both axial ends of the base tube part 1 are exposed to the cover body 4; a sleeve 5 is detachably connected to the periphery of the vent of the base tube part 1, and a first transmission part 21 is sandwiched between the sleeve 5 and the cover body 4, and a local area of ​​the first transmission part 21 in the radial direction is exposed.

[0053] See also Figure 7 as well as Figure 8 The pulmonary function rehabilitation instrument comprises a breathing head and a handle 7, wherein the breathing head comprises a breathing tube, wherein the breathing tube comprises a fixed base tube portion 1 and a rotating portion rotatably connected to the base tube portion, wherein the base tube portion 1 is fixed with circumferentially arranged toothed protrusions 11; the rotating portion comprises a first transmission portion 21 and a second transmission portion 22 arranged along the axial direction; the first transmission portion 21 is provided with a fixing structure of a limiting tooth plate 3 for axially inserting and fixedly engaging with the toothed protrusions, wherein the fixing structure comprises an axial limiting slot for axially limiting the end of the limiting tooth plate and a radial limiting slot for radially limiting the end of the limiting tooth plate; the first transmission portion 21 is plugged with the limiting tooth plate 3, and the limiting tooth plate 3 is engaged with the toothed protrusion 11; the second transmission portion 22 is provided with circumferentially arranged transmission teeth.

[0054] See also Figure 7 as well as Figure 8 , a pulmonary function rehabilitation instrument, comprises a breathing head and a handle 7, the breathing head comprises a breathing tube, the breathing tube comprises a fixed base tube part 1 and a rotating part rotatably connected to the base tube part, the base tube part 1 is fixed with circumferentially arranged toothed protrusions 11; the rotating part comprises a first transmission part 21 and a second transmission part 22 arranged along the axial direction; the first transmission part 21 is provided with a fixing structure of a limiting tooth plate 3 for axially inserting and fixedly engaging the toothed protrusions, the fixing structure comprises an axial limiting slot for axially limiting the end of the limiting tooth plate and a radial limiting slot for radially limiting the end of the limiting tooth plate; the second transmission part 22 is provided with circumferentially arranged transmission teeth; an electric drive mechanism 6 is installed on the handle 7, the electric drive mechanism 6 comprises a driving motor and a driving gear, the power output end of the driving motor is transmission-connected to the driving gear, and the driving gear is meshed with the transmission teeth.

[0055] The handle 7 is detachably mounted with an electric drive mechanism 6. The top of the handle 7 is provided with a notch for exposing a drive gear.

[0056] The pulmonary function rehabilitation device includes a breathing head and a handle 7, and also includes a rotation adjustment switching mechanism. The breathing head is equipped with a base tube part 1 and a rotating part, and the handle 7 is provided with a mounting position for accommodating an electric drive mechanism 6.

[0057] A piston assembly 8 is installed on the breathing head, and the piston assembly includes a piston rod base 81 and a piston rod 82 rotatably arranged on the piston rod base 81, and the piston rod 82 includes a plug portion protruding downward, a rotating portion, and a magnetic component placement portion. A magnetic attraction assembly 9 is installed on the breathing head, and the magnetic attraction assembly 9 includes a magnet base 91 that can be lifted and lowered on the lifting platform, a magnet 92 placed on the magnet base, and a magnetic component 93 located above the magnet 92 and placed on the magnetic component placement portion. A guide rail for guiding the radial movement of the lifting platform is installed on the breathing head. A spiral slide groove is provided on the rotating portion, and the magnet base 91 is connected to the slide groove. The magnet base is provided with a lifting rod extending outward, and the lifting rod is embedded in the slide groove. The plug portion matches the exhalation port opened on the base tube portion. In a natural state, the plug portion is inserted into the exhalation port to seal the exhalation port. The rotating portion is located in the area between the guide rail and the tooth-like protrusion. The guide rail and the tooth-shaped protrusion realize the axial limitation of the rotating part.

[0058] The above are only preferred implementations of the present invention. It should be pointed out that ordinary technicians in this technical field can make several improvements and modifications without departing from the principles of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A rotation adjustment switching mechanism, comprising a fixed base tube portion and a rotating portion rotatably connected to the base tube portion, characterized in that: The base tube portion is fixed with tooth-like protrusions arranged circumferentially; The rotating part includes a first transmission part and a second transmission part arranged along the axial direction; The first transmission part is provided with a fixing structure for axially inserting and fixedly engaging the limiting tooth plate with the tooth-like protrusion, and the fixing structure includes an axial limiting slot for axially limiting the end of the limiting tooth plate and a radial limiting slot for radially limiting the end of the limiting tooth plate; The second transmission part is provided with circumferentially arranged transmission teeth, and the transmission teeth are used to mesh with the driving gear of the electric drive mechanism.

2. The rotary adjustment switching mechanism according to claim 1, characterized in that: The rotating part is an annular adjusting part sleeved on the periphery of the base pipe part; The base tube portion is provided with an axial limiter for axially limiting the rotating portion, with the tooth-like protrusion serving as the axial limiter; The annular adjusting member comprises a first half ring body and a second half ring body which are detachably connected.

3. The rotation adjustment switching mechanism according to claim 2, characterized in that: The first half ring body and the second half ring body are plugged in radially, and the first half ring body and the second half ring body are provided with buckles and slots that match each other.

4. The rotation adjustment switching mechanism according to claim 2, characterized in that: The axial limiting slot is formed on at least one of the first semi-ring body and the second semi-ring body.

5. The rotation adjustment switching mechanism according to claim 1, characterized in that: The limiting tooth plate includes a plug plate portion, and the end of the plug plate portion is provided with a buckle for clamping the first transmission portion; The inserting plate portion is provided with a limiting tooth engaged with the tooth-like protrusion; The buckle and the limiting tooth are arranged on different sides of the thickness direction of the plug plate portion.

6. The rotation adjustment switching mechanism according to claim 1, characterized in that: A limiting rib is fixed on the first transmission part, and the radial limiting slot is formed on the limiting rib.

7. The rotation adjustment switching mechanism according to claim 1, characterized in that: One end of the base tube portion in the axial direction is a breathing port, and the other end of the base tube portion is a vent connected to the atmosphere; The outer periphery of the base tube is covered with a cover body with an opening at the lower end, the inner side of the cover body is detachably connected to the base tube, and both ends of the base tube in the axial direction are exposed to the cover body; A sleeve is detachably connected to the periphery of the vent of the base tube, the first transmission part is sandwiched between the sleeve and the cover body, and a partial area of ​​the first transmission part in the radial direction is exposed.

8. A pulmonary function rehabilitation apparatus, comprising a breathing head and a handle, wherein the breathing head comprises a breathing tube, wherein the breathing tube comprises a fixed base tube portion and a rotating portion rotatably connected to the base tube portion, wherein: The base tube portion is fixed with tooth-like protrusions arranged circumferentially; The rotating part includes a first transmission part and a second transmission part arranged along the axial direction; The first transmission part is provided with a fixing structure for axially inserting and fixedly engaging the limiting tooth plate with the tooth-like protrusion, and the fixing structure includes an axial limiting slot for axially limiting the end of the limiting tooth plate and a radial limiting slot for radially limiting the end of the limiting tooth plate; The first transmission part is plugged into the limit tooth plate, and the limit tooth plate is meshed with the tooth-like protrusion; The second transmission part is provided with transmission teeth arranged circumferentially.

9. A pulmonary function rehabilitation apparatus, comprising a breathing head and a handle, wherein the breathing head comprises a breathing tube, wherein the breathing tube comprises a fixed base tube portion and a rotating portion rotatably connected to the base tube portion, characterized in that: The base tube portion is fixed with tooth-like protrusions arranged circumferentially; The rotating part includes a first transmission part and a second transmission part arranged along the axial direction; The first transmission part is provided with a fixing structure for axially inserting and fixedly engaging the limiting tooth plate with the tooth-like protrusion, and the fixing structure includes an axial limiting slot for axially limiting the end of the limiting tooth plate and a radial limiting slot for radially limiting the end of the limiting tooth plate; The second transmission part is provided with transmission teeth arranged circumferentially; An electric drive mechanism is installed on the handle, and the electric drive mechanism includes a drive motor and a drive gear. The power output end of the drive motor is transmission-connected to the drive gear, and the drive gear is meshed with the transmission teeth.

10. A pulmonary function rehabilitation device, comprising a breathing head and a handle, characterized in that: It also includes the rotation adjustment switching mechanism described in any one of claims 1 to 7, the base tube part and the rotating part are installed on the breathing head, and the handle is provided with a mounting position for accommodating the electric drive mechanism.

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