CN110772758A - Energy-concerving and environment-protective cardiopulmonary training car - Google Patents

Energy-concerving and environment-protective cardiopulmonary training car Download PDF

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Publication number
CN110772758A
CN110772758A CN201911223706.3A CN201911223706A CN110772758A CN 110772758 A CN110772758 A CN 110772758A CN 201911223706 A CN201911223706 A CN 201911223706A CN 110772758 A CN110772758 A CN 110772758A
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China
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shaft
hole
axial
magnet
energy
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CN201911223706.3A
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Chinese (zh)
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不公告发明人
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Individual
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    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63BAPPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B22/00Exercising apparatus specially adapted for conditioning the cardio-vascular system, for training agility or co-ordination of movements
    • A63B22/06Exercising apparatus specially adapted for conditioning the cardio-vascular system, for training agility or co-ordination of movements with support elements performing a rotating cycling movement, i.e. a closed path movement
    • A63B22/0605Exercising apparatus specially adapted for conditioning the cardio-vascular system, for training agility or co-ordination of movements with support elements performing a rotating cycling movement, i.e. a closed path movement performing a circular movement, e.g. ergometers
    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63BAPPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B21/00Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
    • A63B21/22Resisting devices with rotary bodies
    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63BAPPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B23/00Exercising apparatus specially adapted for particular parts of the body
    • A63B23/18Exercising apparatus specially adapted for particular parts of the body for improving respiratory function
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K7/00Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/18Structural association of electric generators with mechanical driving motors, e.g. with turbines
    • H02K7/1807Rotary generators
    • H02K7/1846Rotary generators structurally associated with wheels or associated parts
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K7/00Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/18Structural association of electric generators with mechanical driving motors, e.g. with turbines
    • H02K7/1807Rotary generators
    • H02K7/1861Rotary generators driven by animals or vehicles
    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63BAPPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B22/00Exercising apparatus specially adapted for conditioning the cardio-vascular system, for training agility or co-ordination of movements
    • A63B22/06Exercising apparatus specially adapted for conditioning the cardio-vascular system, for training agility or co-ordination of movements with support elements performing a rotating cycling movement, i.e. a closed path movement
    • A63B22/0605Exercising apparatus specially adapted for conditioning the cardio-vascular system, for training agility or co-ordination of movements with support elements performing a rotating cycling movement, i.e. a closed path movement performing a circular movement, e.g. ergometers
    • A63B2022/0635Exercising apparatus specially adapted for conditioning the cardio-vascular system, for training agility or co-ordination of movements with support elements performing a rotating cycling movement, i.e. a closed path movement performing a circular movement, e.g. ergometers specially adapted for a particular use
    • A63B2022/0641Exercising apparatus specially adapted for conditioning the cardio-vascular system, for training agility or co-ordination of movements with support elements performing a rotating cycling movement, i.e. a closed path movement performing a circular movement, e.g. ergometers specially adapted for a particular use enabling a lateral movement of the exercising apparatus, e.g. for simulating movement on a bicycle

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  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Cardiology (AREA)
  • Vascular Medicine (AREA)
  • Pulmonology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biophysics (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)

Abstract

The invention relates to the field of cardiopulmonary training devices, and particularly discloses an energy-saving and environment-friendly cardiopulmonary training vehicle, which comprises a vehicle seat, a vehicle body supported and positioned by the vehicle seat, and a vehicle head, a seat, cranks and pedals which are arranged on the vehicle body, wherein the inner ends of the two cranks are connected with a vehicle axle, the outer ends of the two cranks are connected with the corresponding pedals, and the vehicle axle is in transmission connection with a driven wheel through a transmission mechanism; the training vehicle also comprises a power generation device; the power generation device comprises a positioning disc, an upper support, a lower support, an upper magnet, a lower magnet and a rotor coil, wherein a wheel shaft of the driven wheel penetrates through the positioning disc and is supported by a rotating bearing I in the positioning disc, the upper support and the lower support are arranged on the positioning disc in parallel up and down and are symmetrically arranged based on the wheel shaft, the upper magnet and the lower magnet are respectively fixed at the end parts of the upper support and the lower support, and the rotor coil is fixed on the wheel shaft and is positioned between the upper magnet and the lower magnet. The invention can effectively utilize physical ability of users and meet the social requirements of energy conservation and environmental protection.

Description

Energy-concerving and environment-protective cardiopulmonary training car
Technical Field
The invention relates to the field of heart and lung training devices, in particular to an energy-saving and environment-friendly heart and lung training vehicle.
Background
Under the current living habits, many people can go to a gymnasium to use cardiopulmonary training devices, such as a treadmill, a bicycle and the like to perform cardiopulmonary training, or buy the gymnasium to place the gymnasium indoors to achieve the effects of body building, weight reduction and the like; the heart-lung training vehicle has a conventional structure of a bicycle, and generally comprises a saddle, a vehicle body arranged on the saddle, a vehicle head arranged on the vehicle body, a seat, a crank and pedals, and has the same use principle as a bicycle, wherein only the vehicle body is fixed on the saddle, so that the heart-lung training vehicle can only be used in a stationary manner; the inner end of the crank is connected with the axle, the outer end of the crank is connected with the pedal, and a user exerts force on the pedal through the lower limbs and enables the axle to rotate from the axle, so that physical energy of the user is consumed; however, the energy consumption of users is too much, so that the energy is not effectively utilized, and the social requirements of energy conservation and environmental protection cannot be met.
Therefore, in order to solve the above problems, an energy-saving and environment-friendly cardiopulmonary training vehicle is needed, which can effectively utilize physical ability of users and meet social requirements of energy conservation and environment protection.
Disclosure of Invention
The invention aims to provide an energy-saving and environment-friendly heart and lung training vehicle, which can effectively utilize physical ability of a user and meet social requirements of energy conservation and environment protection.
The invention adopts the following technical scheme:
an energy-saving and environment-friendly cardiopulmonary training vehicle comprises a vehicle seat, a vehicle body supported and positioned by the vehicle seat, and a vehicle head, a seat, cranks and pedals which are arranged on the vehicle body, wherein the inner ends of the two cranks are connected with a vehicle shaft, the outer ends of the two cranks are connected with the corresponding pedals, and the vehicle shaft is in transmission connection with a driven wheel through a transmission mechanism;
the training vehicle also comprises a power generation device; the power generation device comprises a positioning disc, an upper support, a lower support, an upper magnet, a lower magnet and a rotor coil, wherein a wheel shaft of the driven wheel penetrates through the positioning disc and is supported by a rotating bearing I in the positioning disc, the upper support and the lower support are arranged on the positioning disc in parallel up and down and are symmetrically arranged based on the wheel shaft, the upper magnet and the lower magnet are respectively fixed at the end parts of the upper support and the lower support, and the rotor coil is fixed on the wheel shaft and is positioned between the upper magnet and the lower magnet;
the upper bracket comprises an upper arc-shaped plate, an upper spring, an upper connecting column, an upper baffle and an upper L-shaped rod, the upper part of the right side wall of the positioning disc is provided with an upper mounting groove, the top in the upper mounting groove is provided with an upper placing groove, the outer side wall of the positioning disc is provided with an upper connecting hole communicated with the upper placing groove, the upper L-shaped rod is provided with an upper clamping groove, one end of the upper L-shaped rod is inserted into the upper mounting groove, the two ends of the upper arc-shaped plate are respectively inserted into the upper clamping groove and the upper placing groove, one end of the upper connecting column penetrates through the upper connecting hole and the upper spring and then is connected with the upper arc-shaped plate, the two ends of the upper spring are respectively in close contact with the top end in the upper placing groove and the upper arc-shaped plate, the other end of the upper connecting column is connected with the upper baffle, the upper baffle is, one end of the electric brush is in contact with the rotor coil, the other end of the electric brush is connected with a rectifier, and the output end of the rectifier is electrically connected with a storage battery in the positioning disc;
the lower bracket comprises a lower arc-shaped plate, a lower spring, a lower connecting column, a lower baffle and a lower L-shaped rod, the lower part of the right side wall of the positioning disc is provided with a lower mounting groove, a lower placing groove is arranged at the bottom in the lower mounting groove, a lower connecting hole communicated with the lower placing groove is arranged on the outer side wall of the positioning plate, a lower clamping groove is arranged on the lower L-shaped rod, one end of the lower L-shaped rod is inserted into the lower mounting groove, two ends of the lower arc-shaped plate are respectively inserted into the lower clamping groove and the lower placing groove, one end of the lower connecting column passes through the lower connecting hole and the lower spring and then is connected with the lower arc-shaped plate, the two ends of the lower spring are respectively in close contact with the bottom end in the lower placing groove and the lower arc-shaped plate, the other end of the lower connecting column is connected with the lower baffle plate, the lower baffle is in contact with the positioning disc, the other end of the lower L-shaped rod fixes the lower magnet, and the bottom end of the upper magnet is opposite to the top end of the lower magnet in polarity.
Furthermore, the training vehicle also comprises a rotary damping device fixed on the vehicle seat, the wheel shaft is detachably connected with a rotor of the rotary damping device through a shaft connector, and the wheel shaft and the rotor can synchronously rotate when being connected;
the rotary damping device comprises a cylinder body, and the cylinder body is provided with an inner cavity, a left shaft hole and a right shaft hole which are respectively positioned at the left end and the right end of the inner cavity; the rotor comprises a rotating shaft, and the two shaft holes support the rotating shaft so that the rotating shaft coaxially penetrates through the cylinder body and forms a sealed inner cavity; the inner cavity is filled with damping fluid;
the rotating shaft comprises a shaft I, a shaft II and a clutch assembly, wherein the shaft I is supported by a left shaft hole, the right side of the shaft I extends into the inner cavity, the shaft II is supported by a right shaft hole, the left side of the shaft II extends into the inner cavity, the right side of the shaft II is connected with a wheel shaft of the driven wheel, and the shaft I and the shaft II are coaxially arranged and are connected into a synchronous rotating shaft or separated into independent rotating shafts under the action of the clutch assembly;
the clutch assembly comprises at least two connecting rods; the shaft I is provided with axial through holes which are axially parallel to the shaft I and through which corresponding connecting rods can pass, the shaft II is provided with axial blind holes which correspond to the axial through holes one to one, and the opening end of each axial blind hole is positioned on the left end face of the shaft II; and the connecting rod penetrates through the corresponding axial through hole and then penetrates through the axial blind hole so as to connect the shaft I and the shaft II into a synchronous rotating shaft.
Further, the surface of connecting rod is equipped with the external screw thread, the inner wall of axial through-hole is equipped with the internal thread, the connecting rod passes through external screw thread and internal thread screw-thread fit and links to each other with the axial through-hole.
Furthermore, a sealing ring is sleeved on the part, located in the axial through hole, of the connecting rod.
Furthermore, the connecting rods are uniformly distributed on the circumference which takes the center of the shaft I as the center of a circle along the circumferential direction.
Furthermore, the right end face of the shaft I extends outwards along the axial direction to form an extension rod, and the left end face of the shaft II is recessed inwards along the axial direction to form a supporting blind hole for the extension rod to coaxially extend into; the length of the connecting rod is greater than the length of the axial through hole but less than the sum of the lengths of the axial through hole and the axial blind hole, and the left end of the connecting rod is connected with an operating handle.
Further, the parts of the shaft I and the shaft II, which are positioned in the inner cavity, are provided with spiral strips for spirally pushing the damping fluid.
Further, an annular sleeve is arranged in the inner cavity and is coaxial with the rotating shaft, the left end face of the annular sleeve is fixedly connected to the left end cover of the cylinder body, gaps are formed between the right end face of the annular sleeve and the right end face of the cylinder body and between the outer wall of the annular sleeve and the inner wall of the cylinder body, the shaft I and the shaft II are arranged in an inner flow channel of the annular sleeve, a circulation hole for communicating the gaps and the inner flow channel is formed in the annular sleeve, and the damping fluid circularly flows in a flow channel formed by the gaps, the inner flow channel and the circulation hole under the pushing of the spiral strip; the circulation hole is arranged close to the left end face of the annular sleeve.
Further, the shaft connector comprises a first shaft cylinder and a second shaft cylinder, the first shaft cylinder and the second shaft cylinder are coaxially and fixedly connected, a wheel shaft of the driven wheel coaxially penetrates into an inner cavity of the first shaft cylinder and is fixedly connected, the shaft II coaxially penetrates into an inner cavity of the second shaft cylinder and is in clearance fit, and the shaft II and the second shaft cylinder are fixedly connected together through a radial bolt penetrating through the first shaft cylinder and the second shaft cylinder.
Further, the second shaft barrel is supported and positioned by a rotating bearing II fixed on a vehicle seat.
Compared with the prior art, the energy-saving and environment-friendly heart-lung training vehicle has at least the following beneficial technical effects:
firstly, by additionally arranging the power generation device, after a user consumes physical energy to drive an axle to rotate, an axle drives a driven wheel to rotate through a transmission mechanism, the axle of the driven wheel is used as an input shaft of the power generation device, the axle drives a rotor coil to rotate, and under the mutual matching of an electric brush, an upper magnet, a lower magnet and a rectifier, the rotation of the rotating shaft enables an electromagnetic coil to be electrified, so that power generation can be realized, the physical energy of the user is effectively utilized, and the social requirements of energy conservation and environmental protection are met;
secondly, the power generation device is easy to install, disassemble and maintain due to the structure of the power generation device, when the power generation device needs to be disassembled, the upper baffle plate is moved upwards to enable the upper arc-shaped plate to be separated from the upper L-shaped rod, then the upper L-shaped rod is pulled out, the lower baffle plate is moved downwards to enable the lower arc-shaped plate to be separated from the lower L-shaped rod, and then the lower L-shaped rod is pulled out; when the lower L-shaped rod is contacted with the left end in the lower mounting groove, the lower arc plate is inserted into the lower clamping groove under the elastic action of the lower spring, so that the upper bracket and the lower bracket are conveniently fixed;
thirdly, the rotary damping device is additionally arranged and can generate torsional damping force on the rotor of the rotary damping device, and after the wheel shaft of the driven wheel is connected with the rotor, the rotary resistance of the driven wheel is increased, so that the rotary resistance of the wheel shaft is synchronously increased, the load of the device is increased, and a user needs to consume more physical energy to complete the movement;
fourthly, the wheel shaft of the driven wheel is connected with the rotor in a detachable mode through a shaft connector, so that the load of the training vehicle can be adjusted as required, the adaptability of the training vehicle is improved, and different use requirements are met.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural diagram of a power generation device according to the present invention;
FIG. 3 is an enlarged schematic view at A in FIG. 2;
FIG. 4 is an enlarged schematic view at B in FIG. 2;
FIG. 5 is a schematic view of the structure of the rotary damping device of the present invention;
fig. 6 is a schematic structural diagram of the rotating shaft of the present invention.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
As shown in fig. 1 to 6: the embodiment provides an energy-saving and environment-friendly cardiopulmonary training vehicle, which comprises a vehicle seat 1, a vehicle body 2 supported and positioned by the vehicle seat 1, and a vehicle head 2a, a seat 2b, cranks 2c and pedals 2d which are arranged on the vehicle body 2, wherein the inner ends of the two cranks 2c are connected with a vehicle axle 21, the outer ends of the two cranks are connected with the corresponding pedals 2d, and the vehicle axle 21 is in transmission connection with a driven wheel 22 through a transmission mechanism; the saddle 1 is a fixed body, the bottom of which is in contact with the ground and is used for supporting the vehicle body 2; the body 2 is of a frame structure, and is similar to the structure of the existing exercise bicycle; the structure and function of the head 2a, the seat 4, the crank 2c, the pedals 2d and the axle 21 are the same as those of the existing exercise bike, and are not described again. The head 2a can also be provided with a touch tablet computer 2e for a user to use; the driven wheel 22 and the axle 21 can be connected in a belt transmission manner, that is, the axle 21 is sleeved with a driving wheel 23 which rotates synchronously, and the driving wheel 23 and the driven wheel 22 are in transmission connection through a transmission belt 24.
The training vehicle also comprises a power generation device; the power generation device comprises a positioning disc 3, an upper bracket 4, a lower bracket 5, an upper magnet 61, a lower magnet 62 and a rotor coil 63, wherein the positioning disc 3 can be fixed on a saddle 1 through a fixed seat, a wheel shaft 221 of the driven wheel 22 penetrates through the positioning disc 3 and is supported by a rotary bearing I31 in the positioning disc 3, the upper bracket 4 and the lower bracket 5 are vertically arranged on the positioning disc 3 in parallel and are symmetrically arranged based on the wheel shaft 221, the upper magnet 61 and the lower magnet 62 are respectively fixed at the end parts of the upper bracket 4 and the lower bracket 5, and the rotor coil 63 is fixed on the wheel shaft 221 and is positioned between the upper magnet 61 and the lower magnet 62; the upper magnet 61 and the lower magnet 62 are both permanent magnet structures; the power generation principle of the power generation device is the existing cutting magnetic induction line mode, and the description is omitted.
The upper bracket 4 comprises an upper arc-shaped plate 41, an upper spring 42, an upper connecting column 43, an upper baffle 44 and an upper L-shaped rod 45, the upper portion of the right side wall of the positioning disc 3 is provided with an upper mounting groove 32, the top of the inner portion of the upper mounting groove 32 is provided with an upper placing groove 33, the outer side wall of the positioning disc 3 is provided with an upper connecting hole 34 communicated with the upper placing groove 33, the upper L-shaped rod 45 is provided with an upper clamping groove 45a, one end of the upper L-shaped rod 45 is inserted into the upper mounting groove 32, the two ends of the upper arc-shaped plate 41 are respectively inserted into the upper clamping groove 45a and the upper placing groove 33, one end of the upper connecting column 43 passes through the upper connecting hole 34 and the upper spring 42 and then is connected with the upper arc-shaped plate 41, the two ends of the upper spring 42 are respectively in close contact with the top end of the upper placing groove 33 and the upper arc-shaped, the other end of the upper L-shaped rod 45 is fixed with an upper magnet 61, the upper magnet 61 is provided with a base 63, the base 63 is provided with an electric brush 64, one end of the electric brush 64 is in contact with the rotor coil 63, the other end of the electric brush is connected with a rectifier 65, and the output end of the rectifier 65 is electrically connected with the storage battery 35 in the positioning disc 3.
The lower bracket 5 comprises a lower arc-shaped plate 51, a lower spring 52, a lower connecting column 53, a lower baffle 54 and a lower L-shaped rod 55, the lower part of the right side wall of the positioning disc 3 is provided with a lower mounting groove 36, the lower mounting groove 36 is symmetrical to the upper mounting groove 32, the bottom of the lower mounting groove 36 is provided with a lower placing groove 37, the outer side wall of the positioning disc 3 is provided with a lower connecting hole 38 communicated with the lower placing groove 37, the lower L-shaped rod 55 is provided with a lower clamping groove 55a, one end of the lower L-shaped rod 55 is inserted into the lower mounting groove 36, the two ends of the lower arc-shaped plate 51 are respectively inserted into the lower clamping groove 55a and the lower placing groove 37, one end of the lower connecting column 53 passes through the lower connecting hole 38 and the lower spring 52 and then is connected with the lower arc-shaped plate 51, the two ends of the lower spring 52 are respectively in close contact with the bottom end of, the lower baffle 54 is in contact with the positioning disc 3, the other end of the lower L-shaped rod 55 is fixed with a lower magnet 62, and the polarity of the bottom end of the upper magnet 61 is opposite to that of the top end of the lower magnet 62; the upper baffle 44 and the lower baffle 54 can be connected with connecting rings, and each connecting ring can be rotatably provided with a moving ring.
According to the energy-saving and environment-friendly heart and lung training vehicle provided by the embodiment, by additionally arranging the power generation device, after a user consumes physical energy to drive the axle to rotate, the axle drives the driven wheel to rotate through the transmission mechanism, the axle of the driven wheel is used as an input shaft of the power generation device, the axle drives the rotor coil 63 to rotate, and under the mutual matching of the electric brush 64, the upper magnet 61, the lower magnet 62 and the rectifier 65, the rotating shaft rotates to electrify the electromagnetic coil, so that power generation can be performed, the physical energy of the user is effectively utilized, and the social requirements of energy conservation and environment protection are met; the structure of the power generation device enables the power generation device to be easy to mount and dismount and convenient to maintain, when the power generation device needs to be dismounted, the upper baffle 44 is moved upwards to enable the upper arc-shaped plate 41 to be separated from the upper L-shaped rod 45, then the upper L-shaped rod 45 is pulled out, the lower baffle 54 is moved downwards to enable the lower arc-shaped plate 51 to be separated from the lower L-shaped rod 55, and then the lower L-shaped rod 55 is pulled out; during the installation, go up inside L type pole 45 inserts mounting groove 32, when last L type pole 45 one end and the interior left end contact of last mounting groove 32, go up inside draw-in groove 45a of inserting under the spring action of upper spring 42 arc 41, lower L type pole 55 inserts down inside mounting groove 36, when L type pole 55 one end contacts with the interior left end of lower mounting groove 36 down, lower arc 51 inserts down inside draw-in groove 55a under the spring action of lower spring 52 for upper bracket 4 and lower carriage 5 are convenient fixed.
The energy-saving and environment-friendly cardiopulmonary exercise car provided by the embodiment further comprises a rotary damping device 7 fixed on the car seat 1, and the wheel shaft 221 of the driven wheel 22 is detachably connected with the rotor of the rotary damping device 7 through the shaft connector 8 and can synchronously rotate when the two are connected. As can be seen from fig. 1, the axle 221 of the driven wheel 22 may extend axially from two ends, one of which is connected to the power generation device and the other of which is connected to the rotation damping device 7, although other suitable connections are possible.
By additionally arranging the rotary damping device 7, the rotary damping device 7 can generate torsional damping force on the rotor of the rotary damping device, after the wheel shaft 221 of the driven wheel 22 is connected with the rotor, the rotary resistance of the driven wheel 22 is increased, so that the rotary resistance of the axle 21 is synchronously increased, the load of the device is increased, and a user needs to consume more physical energy to complete movement; the wheel shaft 221 of the driven wheel 22 is detachably connected with the rotor through the shaft connector 8, so that the load of the training vehicle can be adjusted as required, the adaptability of the training vehicle is improved, and different use requirements are met.
The rotary damping device 7 comprises a cylinder body 701 besides a rotor, wherein the cylinder body 701 is fixed on the saddle 1 and is provided with an inner cavity 702, and a left shaft hole 703 and a right shaft hole 704 which are respectively positioned at the left end and the right end of the inner cavity 702; the rotor comprises a rotating shaft 705, and the two shaft holes support the rotating shaft 705 so that the rotating shaft 705 coaxially passes through the cylinder body 701 and forms a sealed inner cavity 702; the inner cavity 702 is filled with a damping fluid 706. The cylinder 701 is a metal casting, and includes a cylinder 701a, a left end cover 701b, and a right end cover 701c, where the left end cover 701b and the right end cover 701c may be fixedly connected to the cylinder through fixing bolts, a left shaft hole 703 is formed in the left end cover 701b, and a right shaft hole 704 is formed in the right end cover 701 c. The rotating shaft 705 comprises a shaft I705 a, a shaft II 705b and a clutch assembly, wherein the shaft I705 a is supported by a left shaft hole 703, the right side of the shaft I705 a extends into the inner cavity 702, the shaft II 705b is supported by a right shaft hole 704, the left side of the shaft II extends into the inner cavity 702, the right side of the shaft II is connected with the wheel shaft 221 of the driven wheel 22, and the shaft I705 a and the shaft II 705b are coaxially arranged and are connected into a synchronous rotating shaft or separated into an independent rotating shaft under the action of the clutch assembly; the shaft ii 705b is detachably connected to the wheel shaft 221 by a shaft connector 8. The damping fluid 706 is preferably silicone oil, although other materials may be used as desired.
Besides the rotating shaft 705, the rotor is further provided with a supporting component (e.g. a bearing) for supporting the rotating shaft 705 and a sealing component (e.g. a sealing ring) for preventing the damping fluid 706 from leaking, as can be seen from fig. 2, the supporting component and the sealing component are mounted at the left shaft hole 703 and the right shaft hole 704, which are consistent with the prior art and are not described herein again. The length of the shafts I705 a and II 705b can be determined according to the requirement, and in order to exert the damping effect of the shafts I705 a and II 705b, the length ratio of the shafts I705 a and II 705b can be 1: (1-1.3), the shaft ii 705b is designed to be longer because the shaft ii 705b is used as a main component for torque input with the first cylindrical shaft 62a (or the second cylindrical shaft 62b), and only the shaft ii 705b rotates alone when the shaft i 705a is disconnected from the shaft ii 705b, although the shaft i 705a and the shaft ii 705b are relative, and the relationship can be interchanged. The rotating shaft 705 is designed into a two-section combined structure, the shaft I705 a and the shaft II 705b can be connected into a synchronously rotating shaft or separated into an independently rotating shaft under the action of the clutch assembly, a primary damping mode with small damping force is formed when the shaft I705 a and the shaft II 705b act independently, or a secondary damping mode with large damping force is formed when the shaft I705 a and the shaft II 705b act synchronously, so that the primary damping mode and the secondary damping mode can be switched as required, and the use requirement of a rehabilitation patient is met. At the same time, the rotary damping device 7 is deactivated when the axle ii 705b is disconnected from the axle 221, so that the training vehicle as a whole may have a three-stage damping mode.
Wherein the clutch assembly comprises at least two connecting rods 707; an axial through hole 708 which is axially parallel to the shaft I705 a and is used for a corresponding connecting rod 707 to pass through is formed in the shaft I705 a, axial blind holes 709 which are in one-to-one correspondence with the axial through holes 708 are formed in the shaft II 705b, and the opening end of each axial blind hole 709 is located on the left end face of the shaft II 705 b; the connecting rod 707 passes through the corresponding axial through hole 708 and then passes through the axial blind hole 709 to connect the shaft I705 a and the shaft II 705b into a synchronously rotating shaft. The connecting rods 707, the axial through holes 708 and the axial blind holes 709 are arranged in a one-to-one correspondence in position and number; the connecting rods 707 are preferably round rod structures, and can move in the axial through holes 708, and when the connecting rods 707 penetrate through the corresponding axial through holes 708 and then penetrate into the axial blind holes 709, the two connecting rods 707 can transmit the torque of the shaft II 705b to the shaft I705 a, so that the shaft I705 a and the shaft II 705b rotate synchronously; the connecting rod 707 extends out from the left end of the shaft I705 a, the connecting rod 707 can be manually controlled to operate, the shaft I705 a and the shaft II 705b are connected through the connecting rod 707, and the clutch assembly is simple in structure and easy to implement.
In this embodiment, the outer surface of the connecting rod 707 is provided with an external thread (not shown), the inner wall of the axial through hole 708 is provided with an internal thread (not shown), and the connecting rod 707 is connected to the axial through hole 708 through the thread matching of the external thread and the internal thread. The external thread may be provided at a certain section of the tie rod 707, for example, at the middle of the tie rod 1/3; the connecting rod 707 is convenient to move in a spiral mode, and meanwhile, the sealing effect of the thread pair is strong, so that the axial through hole 708 can be effectively sealed, and the damping fluid 706 is prevented from leaking. Of course, a polished rod may be used as the connecting rod 707, and in this case, in order to ensure the sealing performance of the axial through hole 708, the portion of the connecting rod 707 located in the axial through hole 708 is sleeved with the sealing ring 170, and two sealing rings 170 may be provided as required; the seal ring does not impede the movement of the connecting rod 707 due to the self-lubricating action of the damping fluid 706.
In addition, each connecting rod 707 is uniformly distributed along the circumferential direction on the circumference taking the center of the shaft I705 a as the center of a circle, so that the symmetry of the structure of the shaft I705 a can be ensured, uneven mass distribution is avoided, and the rotating coaxiality of the connecting rods is improved. The right end face of the shaft I705 a extends outwards along the axial direction to form an extension rod 711, the left end face of the shaft II 705b is recessed inwards along the axial direction to form a supporting blind hole 712 for the extension rod 711 to coaxially extend into, and the rod diameter of the extension rod 711 is 1.0-3.0mm smaller than the aperture of the supporting blind hole 712. The extension rod 711 can be 1/8-1/5 of the length of the shaft I705 a, the diameter of the extension rod is 1/2 of the diameter of the shaft I705 a, and the depth of the supporting blind hole 712 is slightly larger than that of the extension rod 711; the extension rod 711 can be contacted with the inner wall of the supporting blind hole 712 under the action of gravity, but even if the extension rod 711 is contacted with the inner wall of the supporting blind hole 712, the transmission effect between the extension rod 711 and the supporting blind hole is extremely small, and the extension rod 711 is prevented from being driven when the shaft II 705b rotates independently; of course, the support ring is additionally arranged to support the connection part of the shaft I705 a and the shaft II 705b, so that the contact between the extension rod 711 and the inner wall of the support blind hole 712 can be avoided; through extension rod 711 and support blind hole 712, axle I705 a and axle II 705b can support each other, are favorable to simplifying pivot 705 structure, improve the axiality of axle I705 a and axle II 705 b. The length of the connecting rod 707 is greater than the length of the axial through hole 708 but less than the sum of the lengths of the axial through hole 708 and the axial blind hole 709, and the left end of the connecting rod 707 is connected with an operating handle 715. The connecting rod 707 is moved by screwing or pushing the operating handle 715, so that the connecting rod 707 is conveniently operated; the outer surface of the lever 715 may be provided with anti-slip threads.
In this embodiment, the portions of the shafts i 705a and ii 705b located in the inner cavity 702 are provided with helical strips 713 (or may be provided only on the shafts i 705a and ii 705b) for helically pushing the damping fluid 706. The helical strips are beneficial to increasing the contact surface between the rotating shaft 705 and the damping fluid 706, and improving the shearing action on the damping fluid 706, so that the damping force is increased; meanwhile, the spiral bars 713 push the damping fluid 706 to flow, so that the damping fluid 706 can be prevented from deteriorating, and the damping fluid 706 is prevented from settling due to long-time rest; the flowing damping fluid 706 has an effect of mutual exchange, which is beneficial to the heat transfer and dissipation of the damping fluid 706; an annular sleeve 714 which is coaxial with the rotating shaft 705 is arranged in the inner cavity 702, the left end face of the annular sleeve 714 is fixedly connected to a left end cover 701b of the cylinder body 701, gaps are respectively arranged between the right end face of the annular sleeve 714 and the right end face of the cylinder body 701 and between the outer wall of the annular sleeve 714 and the inner wall of the cylinder body 701, the shaft I705 a and the shaft II 705b are partially arranged in an inner flow passage of the annular sleeve 714, a flow hole 714a for communicating the gaps and the inner flow passage is formed in the annular sleeve 714, and the damping fluid 706 circularly flows in the flow passage formed by the gaps, the inner flow passage and the flow hole 714a under the pushing of the spiral strip. The annular sleeve 714 is also of a metal structure and can be fixed by fastening bolts; this structure allows the damping fluid 706 to have a specific flow path, further preventing deterioration of the damping fluid 706. Preferably, the flow holes 714a are provided near the left end surface of the annular sleeve 714 so that the flow path of the damping fluid 706 can be extended.
In this embodiment, the shaft connector 8 includes a first shaft cylinder 81 and a second shaft cylinder 82, the first shaft cylinder 81 and the second shaft cylinder 82 are coaxially and fixedly connected, the wheel shaft 221 of the driven wheel 22 coaxially penetrates through an inner cavity of the first shaft cylinder 81 and is fixedly connected, the shaft ii 705b coaxially penetrates through an inner cavity of the second shaft cylinder 82 and is in clearance fit, and the shaft ii and the second shaft cylinder 82 are fixedly connected together through a radial bolt 83 penetrating through the two. The axle 221 rotates synchronously with the first shaft; the first shaft cylinder 81 and the second shaft cylinder 82 rotate synchronously; when the radial bolt 83 fixedly connects the second shaft cylinder 82 and the shaft II 705b together, the second shaft cylinder 82 and the shaft II 705b synchronously rotate, otherwise, the rotation of the second shaft cylinder 82 cannot be transmitted to the shaft II 705b, and the adjustment is simple and convenient; in order to improve the stability of the shaft connector 8, the second shaft sleeve 82 is supported and positioned by a rotary bearing II 9 fixed on the saddle 1.
It should be noted that, unless otherwise specified, terms of orientation such as "up, down, left, right, front, back, inside, outside, vertical and horizontal" and the like are used solely to indicate that the term is in a normal use state or in a colloquial sense as understood by those skilled in the art, and should not be construed as limiting the term, and that the terms of numerical arrays such as "first," "second," and "third" do not denote a particular quantity or order, but rather are used for descriptive purposes only, and the terms "include," "include," or any other variations thereof are intended to cover non-exclusive inclusions, such that a process, method, article, or apparatus that includes a list of elements does not include only those elements but also include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The above description is only a preferred embodiment of the present embodiment, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present embodiment, and these modifications and variations should also be regarded as the protection scope of the present embodiment.

Claims (10)

1. An energy-saving and environment-friendly cardiopulmonary training vehicle comprises a vehicle seat, a vehicle body supported and positioned by the vehicle seat, and a vehicle head, a seat, cranks and pedals which are arranged on the vehicle body, wherein the inner ends of the two cranks are connected with a vehicle shaft, the outer ends of the two cranks are connected with the corresponding pedals, and the vehicle shaft is in transmission connection with a driven wheel through a transmission mechanism; the method is characterized in that:
the training vehicle also comprises a power generation device; the power generation device comprises a positioning disc, an upper support, a lower support, an upper magnet, a lower magnet and a rotor coil, wherein a wheel shaft of the driven wheel penetrates through the positioning disc and is supported by a rotating bearing I in the positioning disc, the upper support and the lower support are arranged on the positioning disc in parallel up and down and are symmetrically arranged based on the wheel shaft, the upper magnet and the lower magnet are respectively fixed at the end parts of the upper support and the lower support, and the rotor coil is fixed on the wheel shaft and is positioned between the upper magnet and the lower magnet;
the upper bracket comprises an upper arc-shaped plate, an upper spring, an upper connecting column, an upper baffle and an upper L-shaped rod, the upper part of the right side wall of the positioning disc is provided with an upper mounting groove, the top in the upper mounting groove is provided with an upper placing groove, the outer side wall of the positioning disc is provided with an upper connecting hole communicated with the upper placing groove, the upper L-shaped rod is provided with an upper clamping groove, one end of the upper L-shaped rod is inserted into the upper mounting groove, the two ends of the upper arc-shaped plate are respectively inserted into the upper clamping groove and the upper placing groove, one end of the upper connecting column penetrates through the upper connecting hole and the upper spring and then is connected with the upper arc-shaped plate, the two ends of the upper spring are respectively in close contact with the top end in the upper placing groove and the upper arc-shaped plate, the other end of the upper connecting column is connected with the upper baffle, the upper baffle is, one end of the electric brush is in contact with the rotor coil, the other end of the electric brush is connected with a rectifier, and the output end of the rectifier is electrically connected with a storage battery in the positioning disc;
the lower bracket comprises a lower arc-shaped plate, a lower spring, a lower connecting column, a lower baffle and a lower L-shaped rod, the lower part of the right side wall of the positioning disc is provided with a lower mounting groove, a lower placing groove is arranged at the bottom in the lower mounting groove, a lower connecting hole communicated with the lower placing groove is arranged on the outer side wall of the positioning plate, a lower clamping groove is arranged on the lower L-shaped rod, one end of the lower L-shaped rod is inserted into the lower mounting groove, two ends of the lower arc-shaped plate are respectively inserted into the lower clamping groove and the lower placing groove, one end of the lower connecting column passes through the lower connecting hole and the lower spring and then is connected with the lower arc-shaped plate, the two ends of the lower spring are respectively in close contact with the bottom end in the lower placing groove and the lower arc-shaped plate, the other end of the lower connecting column is connected with the lower baffle plate, the lower baffle is in contact with the positioning disc, the other end of the lower L-shaped rod fixes the lower magnet, and the bottom end of the upper magnet is opposite to the top end of the lower magnet in polarity.
2. The energy-saving and environment-friendly cardiopulmonary training vehicle according to claim 1, wherein:
the training vehicle also comprises a rotary damping device fixed on the vehicle seat, the wheel shaft is detachably connected with a rotor of the rotary damping device through a shaft connector, and the wheel shaft and the rotor can synchronously rotate when being connected;
the rotary damping device comprises a cylinder body, and the cylinder body is provided with an inner cavity, a left shaft hole and a right shaft hole which are respectively positioned at the left end and the right end of the inner cavity; the rotor comprises a rotating shaft, and the two shaft holes support the rotating shaft so that the rotating shaft coaxially penetrates through the cylinder body and forms a sealed inner cavity; the inner cavity is filled with damping fluid;
the rotating shaft comprises a shaft I, a shaft II and a clutch assembly, wherein the shaft I is supported by a left shaft hole, the right side of the shaft I extends into the inner cavity, the shaft II is supported by a right shaft hole, the left side of the shaft II extends into the inner cavity, the right side of the shaft II is connected with a wheel shaft of the driven wheel, and the shaft I and the shaft II are coaxially arranged and are connected into a synchronous rotating shaft or separated into independent rotating shafts under the action of the clutch assembly;
the clutch assembly comprises at least two connecting rods; the shaft I is provided with axial through holes which are axially parallel to the shaft I and through which corresponding connecting rods can pass, the shaft II is provided with axial blind holes which correspond to the axial through holes one to one, and the opening end of each axial blind hole is positioned on the left end face of the shaft II; and the connecting rod penetrates through the corresponding axial through hole and then penetrates through the axial blind hole so as to connect the shaft I and the shaft II into a synchronous rotating shaft.
3. The energy-saving and environment-friendly cardiopulmonary training vehicle according to claim 2, wherein:
the surface of connecting rod is equipped with the external screw thread, the inner wall of axial through-hole is equipped with the internal thread, the connecting rod passes through external screw thread and internal screw thread screw-thread fit and links to each other with the axial through-hole.
4. The energy-saving and environment-friendly cardiopulmonary training vehicle according to claim 2, wherein:
and a sealing ring is sleeved on the part of the connecting rod, which is positioned in the axial through hole.
5. The energy-saving and environment-friendly cardiopulmonary training vehicle according to claim 2, wherein:
the connecting rods are uniformly distributed on the circumference which takes the center of the shaft I as the center of a circle along the circumferential direction.
6. The energy-saving and environment-friendly cardiopulmonary training vehicle according to claim 2, wherein:
the right end face of the shaft I extends outwards along the axial direction to form an extension rod, and the left end face of the shaft II is recessed inwards along the axial direction to form a supporting blind hole for the extension rod to coaxially extend into; the length of the connecting rod is greater than the length of the axial through hole but less than the sum of the lengths of the axial through hole and the axial blind hole, and the left end of the connecting rod is connected with an operating handle.
7. The energy-saving and environment-friendly cardiopulmonary training vehicle according to claim 6, wherein:
and spiral strips for spirally pushing the damping fluid are arranged on the parts of the shaft I and the shaft II, which are positioned in the inner cavity.
8. The energy-saving and environment-friendly cardiopulmonary training vehicle according to claim 7, wherein:
an annular sleeve is arranged in the inner cavity and is coaxial with the rotating shaft, the left end face of the annular sleeve is fixedly connected to the left end cover of the cylinder body, gaps are formed between the right end face of the annular sleeve and the right end face of the cylinder body and between the outer wall of the annular sleeve and the inner wall of the cylinder body, the shaft I and the shaft II are arranged in an inner flow channel of the annular sleeve, a circulation hole for communicating the gaps and the inner flow channel is formed in the annular sleeve, and the damping fluid circularly flows in a flow channel formed by the gaps, the inner flow channel and the circulation hole under the pushing of the spiral strip; the circulation hole is arranged close to the left end face of the annular sleeve.
9. The energy-saving and environment-friendly cardiopulmonary training vehicle according to claim 8, wherein:
the shaft connector comprises a first shaft cylinder and a second shaft cylinder, the first shaft cylinder and the second shaft cylinder are coaxially and fixedly connected, a wheel shaft of the driven wheel coaxially penetrates into an inner cavity of the first shaft cylinder and is fixedly connected, a shaft II coaxially penetrates into an inner cavity of the second shaft cylinder and is in clearance fit, and the shaft II and the second shaft cylinder are fixedly connected together through a radial bolt penetrating through the first shaft cylinder and the second shaft cylinder.
10. The energy-saving and environment-friendly cardiopulmonary training vehicle according to claim 9, wherein:
and the second shaft barrel is supported and positioned by a rotating bearing II fixed on a saddle.
CN201911223706.3A 2019-08-26 2019-12-04 Energy-concerving and environment-protective cardiopulmonary training car Withdrawn CN110772758A (en)

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CN2019107882424 2019-08-26

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