CN215021722U - Swimming machine with upward function - Google Patents
Swimming machine with upward function Download PDFInfo
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- CN215021722U CN215021722U CN202120780869.8U CN202120780869U CN215021722U CN 215021722 U CN215021722 U CN 215021722U CN 202120780869 U CN202120780869 U CN 202120780869U CN 215021722 U CN215021722 U CN 215021722U
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Abstract
The utility model relates to the technical field of fitness equipment, and discloses a backstroke machine, which comprises a driving device, a first supporting device, a second supporting device, two first rotating assemblies and two second rotating assemblies, wherein the first supporting device is used for supporting a body; the second supporting device is used for supporting the two first rotating assemblies and the two second rotating assemblies; the first rotating assemblies are respectively positioned at two sides of the first supporting device and are respectively used for being connected with the two hands; the second rotating assemblies are positioned on the same side of the first supporting device, and the two second rotating assemblies are respectively used for being connected with the two foot parts; the driving device is connected with the two first rotating assemblies and the two second rotating assemblies to drive the first rotating assemblies and the second rotating assemblies to rotate, the first rotating assemblies drive the hands to rotate, and the second rotating assemblies drive the feet to move up and down. The utility model discloses can simulate backstroke training, reach backstroke body-building effect for backstroke body-building does not receive weather, place influence, and fail safe nature is high.
Description
Technical Field
The utility model relates to the technical field of fitness equipment, especially relate to a backstroke machine.
Background
The backstroke is popular because it can improve the cardiovascular system, improve the metabolism and improve the blood circulation of the skin. However, people who are easy to suffer from otitis media, infectious diseases or serious diseases such as heart disease, hypertension, tuberculosis and the like when swimming in a swimming pool, are difficult to bear large amount of exercise, and are not suitable for swimming; swimming is easily affected by weather and places; and swimming is prone to drowning risks, which all limit the development of swimming fitness programs.
SUMMERY OF THE UTILITY MODEL
In view of the above problems, the present invention is to provide a backstroke machine to solve the problems of easy to be affected by diseases, weather or places and drowning danger in swimming.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model discloses an upward swimming machine, which comprises a driving device, a first supporting device, a second supporting device, two first rotating assemblies and two second rotating assemblies, wherein the first supporting device is used for supporting a body; the second supporting device is used for supporting two first rotating assemblies and two second rotating assemblies; the two first rotating assemblies are respectively positioned at two sides of the first supporting device and are respectively used for being connected with the two hands; the two second rotating assemblies are positioned on the same side of the first supporting device and are respectively used for being connected with the two foot parts; the driving device is connected with the two first rotating assemblies and the two second rotating assemblies to drive the first rotating assemblies and the second rotating assemblies to rotate, the hands are driven to rotate through the first rotating assemblies, and the feet are driven to move up and down through the second rotating assemblies.
Preferably, the first rotating assembly includes a first rotating arm, a first elastic cord and a tension ring, wherein one end of the first rotating arm is connected to the second supporting device, the other end of the first rotating arm is connected to the first elastic cord, the first elastic cord is connected between the first rotating arm and the tension ring, and the mounting directions of the two first rotating arms are opposite.
Preferably, the second rotating assembly includes a second rotating arm, a second elastic cord and a hook, wherein one end of the second rotating arm is connected to the second supporting device, the other end of the second rotating arm is connected to the second elastic cord, the second elastic cord is connected between the second rotating arm and the hook, and the mounting directions of the two second rotating arms are opposite.
Preferably, the driving device includes a driving motor, a first transmission mechanism and a second transmission mechanism, the driving motor is connected to the first transmission mechanism and the second transmission mechanism, the first transmission mechanism is connected to the first rotating device, and the second transmission mechanism is connected to the second rotating device.
Preferably, the first transmission mechanism includes a first transmission belt, a first transmission shaft, two second transmission belts and two second transmission shafts, wherein one end of the first transmission belt is connected to the driving motor, the other end of the first transmission belt is installed on the first transmission shaft, one end of the first transmission shaft is connected to one of the second transmission belts, the other end of the first transmission shaft is connected to the other second transmission belt, one end of each of the second transmission belts is connected to the first transmission shaft, the other ends of the two second transmission belts are respectively connected to one of the second transmission shafts, and the other ends of the two second transmission shafts are respectively connected to one of the first rotating assemblies.
Preferably, the second transmission mechanism includes a third transmission belt and a third transmission shaft, one end of the third transmission belt is connected to the driving motor, the other end of the third transmission belt is mounted on the third transmission shaft, one end of the third transmission shaft is connected to one of the second rotating assemblies, and the other end of the third transmission shaft is connected to the other of the second rotating assemblies.
Preferably, the machine further comprises a safety belt provided on the first support means.
Preferably, first strutting arrangement includes bed board and first support frame, the bed board includes horizontal plate and hang plate, the horizontal plate with the hang plate is connected, the horizontal plate not with the one end that the hang plate is connected is installed on the first support frame, the hang plate not with the one end that the horizontal plate is connected is installed on the first support frame, the hang plate to the bottom direction slope of first support frame.
Preferably, the second supporting device includes a second supporting frame and two third supporting frames, the second supporting frame is used for supporting two of the second rotating assemblies, the two second rotating assemblies are respectively located at two sides of the second supporting frame, and the two third supporting frames respectively support one of the first rotating assemblies.
Preferably, the machine further comprises a stop device fixed to the second support frame to define the lateral distance between the two feet.
The embodiment of the utility model provides an it compares with prior art to pitch up swimming machine, its beneficial effect lies in:
the backstroke machine provided by the embodiment of the utility model drives the hand to rotate by arranging the first rotating component and drives the foot to move up and down by arranging the second rotating component, thereby simulating the backstroke training mode, achieving the backstroke body-building effect, ensuring that the backstroke body-building is not influenced by weather and field, and being capable of being used for body-building in gymnasiums or families; and, having kept away from the waters, the security is high. Moreover, the backstroke machine of the utility model can be suitable for all people, and has wide application range.
Drawings
Fig. 1 is a schematic three-dimensional structure diagram of a viewing angle of an embodiment of the present invention;
fig. 2 is a schematic three-dimensional structure diagram of another viewing angle of the swimming machine according to the embodiment of the present invention;
fig. 3 is a schematic front view of the swimming machine according to the embodiment of the present invention;
figure 4 is a schematic top view of an embodiment of the present invention;
fig. 5 is a schematic left view of the swimming machine according to the embodiment of the present invention;
fig. 6 is a schematic right view of the swimming machine according to the embodiment of the present invention;
in the figure, 1, a first supporting device; 11. a bed board; 111. a horizontal plate; 112. an inclined plate; 12. a first support frame; 13. a power switch; 2. a second support device; 21. a second support frame; 211. a first support plate; 212. a second support plate; 22. a third support frame; 221. a third support plate; 222. a fourth support plate; 3. a first rotating assembly; 31. a first rotating arm; 311. a first support bar; 312. a second support bar; 32. a first elastic cord; 33. a tension ring; 4. a second rotating assembly; 41. a second rotating arm; 411. a third support bar; 412. a fourth strut; 42. a second elastic cord; 43. hooking; 51. a drive motor; 52. a first drive belt; 53. a first drive shaft; 54. a second belt; 55. a second drive shaft; 56. a third belt; 57. a third drive shaft; 6. a seat belt; 7. a body; 71. a hand portion; 72. a foot portion; 8. a base plate; 9. a limiting device.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to 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 backstroke machine according to the preferred embodiment of the present invention comprises a driving device, a first supporting device 1, a second supporting device 2, two first rotating assemblies 3 and two second rotating assemblies 4, wherein the first supporting device 1 is used for supporting a body 7; the second supporting device 2 is used for supporting two first rotating assemblies 3 and two second rotating assemblies 4; the two first rotating assemblies 3 are respectively positioned at two sides of the first supporting device 1, wherein the two sides refer to two sides in the width direction of the first supporting device 1, so that the two first rotating assemblies 3 are respectively positioned at two sides of the body 7 of a person, and the two first rotating assemblies 3 are respectively used for being connected with two hands 71, so that the two first rotating assemblies 3 are used for respectively driving the corresponding hands 71 to rotate; the two second rotating assemblies 4 are located on the same side of the first supporting device 1, which is the side of the first supporting device 1 in the length direction, specifically, the side of the foot 72 supporting the body 7, and the two second rotating assemblies 4 are respectively used for connecting with the two feet 72; the driving device is connected with the two first rotating assemblies 3 and the two second rotating assemblies 4 so as to drive the first rotating assemblies 3 and the second rotating assemblies 4 to rotate, and the two first rotating assemblies 3 are utilized to drive the hand 71 and the arm to rotate so as to simulate the action of arm paddling; the two second rotating assemblies 4 are used for driving the foot 72 to move up and down so as to simulate the action of leg water-beating.
The utility model has the advantages that the first rotating component 3 is arranged to drive the hand 71 to rotate, and the second rotating component 4 is arranged to drive the foot 72 to move up and down, so as to simulate the backstroke training mode, achieve the backstroke body-building effect, prevent the backstroke body-building from being influenced by weather and field, and be used for body-building in gymnasiums or families; and, having kept away from the waters, the security is high.
As shown in fig. 1, the first rotating assembly 3 includes a first rotating arm 31, a first elastic cord 32 and a tension ring 33, wherein one end of the first rotating arm 31 is connected to the second supporting device 2, the other end of the first rotating arm 31 is connected to the first elastic cord 32, and the first elastic cord 32 is connected between the first rotating arm 31 and the tension ring 33. The first rotating arm 31 is used for driving the arm to rotate, the first elastic rope 32 can control the degree of freedom and the extension degree of the arm, and the tension ring 33 is used for being held by hands. In this embodiment, the first rotating arm 31 includes a first supporting rod 311 and a second supporting rod 312, wherein the first supporting rod 311 and the second supporting rod 312 are perpendicular to each other, one end of the first supporting rod 311 is connected to the first elastic cord 32, the other end of the first supporting rod 311 is connected to one end of the second supporting rod 312, and the other end of the second supporting rod 312 is connected to the driving device. Moreover, the length of the first supporting rod 311 is smaller than that of the second supporting rod 312, the second supporting rod 312 is vertically arranged, and the first supporting rod 311 is horizontally arranged.
In this embodiment, the two first rotating arms 31 are installed in opposite directions. Specifically, the second supporting rod 312 of one of the first rotating arms 31 is placed vertically downward, and accordingly, the first supporting rod 311 connected thereto is located below the second supporting rod 312; the second supporting rod 312 of the other first rotating arm 31 is vertically placed upward, and accordingly, the first supporting rod 311 connected thereto is located above the second supporting rod 312. When the driving device drives the two first rotating assemblies 3 to rotate, the two first rotating arms 31 are installed in opposite directions, so that the tension rings 33 connected with the two first rotating arms are different in height, the initial positions of the arms are different, and when the two first rotating assemblies 3 drive the corresponding arms to rotate, the backstroke training mode can be simulated more closely.
As shown in fig. 2, the second rotating assembly 4 includes a second rotating arm 41, a second elastic cord 42 and a hook 43, wherein one end of the second rotating arm 41 is connected to the second supporting device 2, the other end of the second rotating arm 41 is connected to the second elastic cord 42, and the second elastic cord 42 is connected between the second rotating arm 41 and the hook 43. The second rotating arm 41 is used for driving the leg to move up and down, the second elastic cord 42 can control the degree of freedom and the degree of extension of the leg, and the hook 43 is used for being connected with the foot 72. Specifically, the foot 72 can wear a shoe cover having a hook hole at the tip, and the hook 43 is hung in the hook hole. In this embodiment, the second rotating arm 41 includes a third supporting rod 411 and a fourth supporting rod 412, the third supporting rod 411 and the fourth supporting rod 412 are perpendicular to each other, one end of the third supporting rod 411 is connected to the second elastic cord 42, the other end of the third supporting rod 411 is connected to one end of the fourth supporting rod 412, and the other end of the fourth supporting rod 412 is connected to the driving device. And, the length of third branch 411 is less than the length of fourth branch 412, and fourth branch 412 is vertical, and third branch 411 is horizontal.
In this embodiment, the two second rotating arms 41 are installed in opposite directions. Specifically, the fourth supporting rod 412 of one of the second rotating arms 41 is placed vertically downward, and accordingly, the third supporting rod 411 connected thereto is located below the fourth supporting rod 412; the fourth supporting rod 412 of the other second rotating arm 41 is vertically placed upward, and accordingly, the third supporting rod 411 connected thereto is located above the fourth supporting rod 412. When the driving device drives the two second rotating assemblies 4 to rotate, because the mounting directions of the two second rotating arms 41 are opposite, the heights of the lowest ends of the second elastic ropes 42 connected with the two second rotating arms are different, the initial positions of the two feet are different, and when the two second rotating assemblies 4 respectively drive the corresponding feet to move up and down, the two feet alternately move up and down, namely when one foot moves up, the other foot moves down, so that the backstroke training mode is more closely simulated.
In this embodiment, the driving device includes a driving motor 51, a first transmission mechanism and a second transmission mechanism, the driving motor 51 is connected to the first transmission mechanism and the second transmission mechanism, the first transmission mechanism is connected to the first rotating device, specifically to the first rotating arm 31, and the second transmission mechanism is connected to the second rotating device, specifically to the second rotating arm 41. The driving motor 51 drives the first transmission mechanism and the second transmission mechanism to transmit, the first transmission mechanism drives the first rotating arm 31 to rotate, and the second transmission mechanism drives the second rotating arm 41 to rotate, so as to drive the corresponding hand 71 or foot 72 to move.
Further, the first transmission mechanism includes a first transmission belt 52, a first transmission shaft 53, two second transmission belts 54 and two second transmission shafts 55, wherein one end of the first transmission belt 52 is connected to the driving motor 51, the other end of the first transmission belt 52 is mounted on the first transmission shaft 53, one end of the first transmission shaft 53 is connected to one of the second transmission belts 54, the other end of the first transmission shaft 53 is connected to the other second transmission belt 54, one end of each of the second transmission belts 54 is connected to the first transmission shaft 53, the other ends of the two second transmission belts 54 are connected to one of the second transmission shafts 55, and the other ends of the two second transmission shafts 55 are connected to one of the first rotating assemblies 3. The driving motor 51 drives the first transmission belt 52 for transmission, the first transmission belt 52 can drive the first transmission shaft 53 to rotate, the first transmission shaft 53 can drive the two second transmission belts 54 located at two sides for transmission, each second transmission belt 54 can drive a corresponding second transmission shaft 55 for transmission, and the second transmission shafts 55 are used for driving the first rotating arm 31 in the first rotating assembly 3 to rotate.
Further, the second transmission mechanism includes a third transmission belt 56 and a third transmission shaft 57, one end of the third transmission belt 56 is connected to the driving motor 51, the other end of the third transmission belt 56 is mounted on the third transmission shaft 57, one end of the third transmission shaft 57 is connected to one of the second rotating assemblies 4, and the other end of the third transmission shaft 57 is connected to the other of the second rotating assemblies 4. The driving motor 51 drives the third belt 56 to drive, the third belt 56 can drive the third transmission shaft 57 to rotate, and the third transmission shaft 57 is utilized to drive the second rotating arms 41 in the second rotating assemblies 4 at the two ends thereof to rotate.
In this embodiment, the first transmission belt 52 and the third transmission belt 56 may be both installed on a motor shaft of the driving motor 51, and the first transmission belt 52 and the third transmission belt 56 are driven by the rotation of the motor shaft. In other embodiments, the driving device may further include a fourth transmission shaft, the fourth transmission shaft may be connected to a motor shaft of the driving motor 51 through a gear transmission, the motor shaft drives the fourth transmission shaft to rotate, and the first transmission belt 52 and the third transmission belt 56 are both mounted on the fourth transmission shaft.
In the present embodiment, the same drive motor 51 is used to drive the first rotating unit 3 and the second rotating unit 4 to rotate. In other embodiments, the rotation of the first rotating assembly 3 and the second rotating assembly 4 may also be driven by different drive motors 51.
In this embodiment, the first supporting device 1 includes a bed plate 11 and a first supporting frame 12, and the bed plate 11 is installed on the first supporting frame 12. The first rotating assemblies 3 are respectively located at two sides of the first supporting frame 12, the two sides refer to two sides in the width direction, and the second rotating assemblies 4 are located at one side of the first supporting frame 12 in the length direction, specifically, at one side where the feet 72 of the human body are placed.
Further, as shown in fig. 3, the bed plate 11 includes a horizontal plate 111 and an inclined plate 112, the horizontal plate 111 is connected to the inclined plate 112, an end of the horizontal plate 111 not connected to the inclined plate 112 is mounted on the first support frame, an end of the inclined plate 112 not connected to the horizontal plate 111 is mounted on the first support frame, and the inclined plate 112 is inclined toward a bottom of the first support frame. Through the inclined plate 112 that sets up, can conveniently place the shank on the one hand, make the shank have the nature crooked, on the other hand can beat the persistence space from top to bottom for the shank, avoids the shank unsettled. Further, the first support frame 12 includes two vertical plates disposed at an interval, one of the vertical plates is connected to one end of the horizontal plate 111, the other vertical plate is connected to one end of the inclined plate 112, and a through hole for the first transmission belt 52 to pass through is formed on the vertical plate connected to the inclined plate 112.
In this embodiment, the second supporting device 2 includes a second supporting frame 21 and two third supporting frames 22, the second supporting frame 21 is configured to support two of the second rotating assemblies 4, the two second rotating assemblies 4 are respectively located at two sides of the second supporting frame 21, and each of the two third supporting frames 22 supports one of the first rotating assemblies 3. Since the two second rotating assemblies 4 are located on the same side of the first supporting device 1, they can be supported by using the same second supporting frame 21; and the two first rotating assemblies 3 are respectively positioned at both sides of the first supporting device 1, so that each of the two first rotating assemblies 3 is supported by using two third supporting frames 22.
In this embodiment, the second supporting frame 21 includes a first supporting plate 211 and two second supporting plates 212, the first supporting plate 211 is vertically disposed, the two second supporting plates 212 are both located on the top of the first supporting plate 211, the two second supporting plates 212 are fixed on the first supporting plate 211 at opposite intervals, and the second supporting plates 212 are perpendicular to the first supporting plate 211. The two second supporting plates 212 are located between the two second rotating assemblies 4, the third transmission shaft 57 horizontally penetrates through the two second supporting plates 212 in sequence, one second rotating assembly 4 is installed at one end, protruding out of one second supporting plate 212, of the third transmission shaft 57, the other second rotating assembly 4 is installed at one end, protruding out of the other second supporting plate 212, of the third transmission shaft 57, and the third transmission belt 56 is installed on the third transmission shaft 57 between the two second supporting plates 212.
In this embodiment, the swimming machine further includes a limiting device 9 fixed on the second support frame 21 to limit the lateral distance between the two feet. Specifically, the limiting device 9 includes a first limiting portion and a second limiting portion, the first limiting portion is fixed on one of the second support plates 212, the first limiting portion is used to limit the transverse position of one of the feet, the second limiting portion is fixed on the other second support plate 212, and the second limiting portion is used to limit the transverse position of the other foot, so as to limit the transverse distance between the two feet and avoid the transverse collision between the two feet. In this embodiment, the first limiting portion and the second limiting portion may be fixing blocks fixed on the second support plate 212, through holes for the second elastic cord 42 to pass through are formed in the fixing blocks, and the size of each fixing block is larger than the diameter of the second elastic cord 42.
In this embodiment, the third supporting frame 22 includes a third supporting plate 221 and a fourth supporting plate 222, wherein the third supporting plate 221 is horizontally disposed, the fourth supporting plate 222 is vertically disposed, a fixing ring for the first transmission shaft 53 to pass through is disposed on the third supporting plate 221, a through hole for the first transmission shaft 53 to pass through is disposed on the fourth supporting plate 222, and the first transmission shaft 53 passes through the fixing ring and the through hole and protrudes out of the fourth supporting plate 222; a through hole for the second transmission shaft 55 to pass through is formed in the top of the fourth support plate 222, and both ends of the second transmission shaft 55 penetrate through the fourth support plate 222; one end of the second belt 54 is mounted on the first transmission shaft 53 protruding from the fourth support plate 222, and the other end of the second belt 54 is mounted on the second transmission shaft 55 protruding from one side of the fourth support plate 222, which is the side far away from the bed plate 11; the first rotating arm 31 is installed on the second transmission shaft 55 protruded from the other side of the fourth support plate 222, which is a side facing the bed plate 11. Further, the length of the second supporting rod 312 of the first rotating arm 31 is smaller than the length of the fourth supporting plate 222, and the second supporting rod 312 is disposed in parallel with the fourth supporting plate 222.
In this embodiment, the machine further comprises a bottom plate 8, and the first supporting device 1 and the second supporting device 2 are both mounted on the bottom plate 8. Specifically, the first support plate 211 is installed on the bottom plate 8, the vertical plate of the first support frame 12 is installed on the bottom plate 8, the driving motor 51 is installed on the bottom plate 8, the first transmission belt 52 passes through the through hole on the vertical plate and is installed on the first transmission shaft 53, and the end of the third support plate 221, which is not fixed with the fourth support plate 222, is fixed with the side edge of the bottom plate 8.
Preferably, the machine further comprises a safety belt 6 provided on the first support means 1, in particular, the safety belt 6 is mounted on the bed plate 11 to fix the body 7 of the person on the bed plate 11. In this embodiment, two safety belts 6 are provided, and in other embodiments, one or more safety belts 6 may be provided.
In this embodiment, the swimming machine further includes a power switch 13 electrically connected to the driving device for starting the driving device, and the power switch 13 is installed at the side of the bed plate 11 for convenient operation. The power switch 13 is set to activate with a delay of 5 seconds to reserve a preparation time for the person's hand to grasp the tension ring 33.
The utility model discloses a working process does:
when a person wears the shoe cover with the hook hole at the toe tip by two feet, sits on the bed plate 11, lifts the two feet to hang the hook 43 at the hook hole of the shoe cover, and lays the body 7 on the bed plate 11, and the person wears the safety belt 6 just like lying on water. The power switch is started, the tension ring 33 is held by both hands, and after 5 seconds of delay, the backstroke machine is started. The driving motor 51 is used for driving the third transmission belt 56 to transmit, so as to drive the third transmission shaft 57 to rotate, thereby driving the two second rotating arms 41 to do 360-degree rotating motion, driving the two feet to alternately move up and down, and realizing the action like alternately pumping water up and down by two legs; utilize driving motor 51 drive first drive belt 52 transmission, drive first transmission shaft 53 and rotate, first transmission shaft 53 drives second drive belt 54 transmission, utilizes second drive belt 54 to drive second transmission shaft 55 and rotates to drive first swinging boom 31 and do 360 rotary motion, pull people's hand 71 and arm through first stretch cord 32 and do 360 rotations, realize like the action of 360 paddling of two arms.
Utilize backstroke machine carries out the backstroke and takes exercise, all is good to each position of people's whole body, especially lumbar vertebrae because human 7 lies flat when utilizing the backstroke machine motion, can not produce heavy burden pressure to the lumbar vertebrae, can also strengthen lumbar vertebrae local muscle strength simultaneously, and is comparatively good to the people that has lumbar vertebrae disease.
In summary, the embodiment of the utility model provides a backstroke machine, which drives the hand 71 to rotate by arranging the first rotating component 3, and drives the foot 72 to move up and down by arranging the second rotating component 4, thereby simulating the backstroke training mode, achieving the backstroke body-building effect, enabling the backstroke body-building not to be influenced by weather and not by field, and being capable of being used for body-building in gymnasiums or families; and, having kept away from the waters, the security is high. Moreover, the backstroke machine of the utility model can be suitable for all people, and has wide application range.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.
Claims (10)
1. A backstroke machine, comprising:
the device comprises a driving device, a first supporting device, a second supporting device, two first rotating assemblies and two second rotating assemblies, wherein the first supporting device is used for supporting a body; the second supporting device is used for supporting two first rotating assemblies and two second rotating assemblies; the two first rotating assemblies are respectively positioned at two sides of the first supporting device and are respectively used for being connected with the two hands; the two second rotating assemblies are positioned on the same side of the first supporting device and are respectively used for being connected with the two foot parts; the driving device is connected with the two first rotating assemblies and the two second rotating assemblies to drive the first rotating assemblies and the second rotating assemblies to rotate, the hands are driven to rotate through the first rotating assemblies, and the feet are driven to move up and down through the second rotating assemblies.
2. The backstroke machine of claim 1, wherein the first rotating assembly comprises a first rotating arm, a first elastic rope and a tension ring, wherein one end of the first rotating arm is connected to the second supporting device, the other end of the first rotating arm is connected to the first elastic rope, the first elastic rope is connected between the first rotating arm and the tension ring, and the two first rotating arms are installed in opposite directions.
3. The backstroke machine of claim 1, wherein the second rotating assembly comprises a second rotating arm, a second elastic rope and a hook, wherein one end of the second rotating arm is connected to the second supporting device, the other end of the second rotating arm is connected to the second elastic rope, the second elastic rope is connected between the second rotating arm and the hook, and the two second rotating arms are installed in opposite directions.
4. The backstroke machine of claim 1, wherein the drive mechanism comprises a drive motor, a first transmission mechanism and a second transmission mechanism, the drive motor is connected with the first transmission mechanism and the second transmission mechanism, the first transmission mechanism is connected with the first rotation device, and the second transmission mechanism is connected with the second rotation device.
5. The machine of claim 4, wherein the first drive mechanism includes a first drive belt, a first drive shaft, two second drive belts and two second drive shafts, wherein one end of the first drive belt is connected to the drive motor, the other end of the first drive belt is mounted on the first drive shaft, one end of the first drive shaft is connected to one of the second drive belts, the other end of the first drive shaft is connected to the other of the second drive belts, one end of each of the second drive belts is connected to the first drive shaft, one end of each of the two second drive belts is connected to one of the second drive shafts, and the other end of each of the two second drive shafts is connected to one of the first rotating assemblies.
6. The machine of claim 4, wherein the second drive mechanism includes a third drive belt and a third drive shaft, one end of the third drive belt being connected to the drive motor, the other end of the third drive belt being mounted on the third drive shaft, one end of the third drive shaft being connected to one of the second rotating assemblies, the other end of the third drive shaft being connected to the other of the second rotating assemblies.
7. The backstroke machine of claim 1, further comprising a safety harness disposed on the first support apparatus.
8. The backstroke machine of claim 1, wherein the first support means comprises a bed plate and a first support frame, the bed plate comprises a horizontal plate and a tilted plate, the horizontal plate is connected with the tilted plate, the end of the horizontal plate not connected with the tilted plate is mounted on the first support frame, the end of the tilted plate not connected with the horizontal plate is mounted on the first support frame, and the tilted plate is tilted toward the bottom of the first support frame.
9. The backstroke machine of claim 1, wherein the second support means comprises a second support frame and two third support frames, the second support frame is configured to support two of the second rotation assemblies, the two second rotation assemblies are respectively located at two sides of the second support frame, and each of the two third support frames supports one of the first rotation assemblies.
10. The backstroke machine of claim 9, further comprising a stop device secured to the second support frame to define a lateral distance between the two feet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120780869.8U CN215021722U (en) | 2021-04-15 | 2021-04-15 | Swimming machine with upward function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120780869.8U CN215021722U (en) | 2021-04-15 | 2021-04-15 | Swimming machine with upward function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215021722U true CN215021722U (en) | 2021-12-07 |
Family
ID=79106032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120780869.8U Active CN215021722U (en) | 2021-04-15 | 2021-04-15 | Swimming machine with upward function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215021722U (en) |
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2021
- 2021-04-15 CN CN202120780869.8U patent/CN215021722U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |