CN212700329U - Lower limb closed-chain pedaling training device - Google Patents
Lower limb closed-chain pedaling training device Download PDFInfo
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- CN212700329U CN212700329U CN202021251275.XU CN202021251275U CN212700329U CN 212700329 U CN212700329 U CN 212700329U CN 202021251275 U CN202021251275 U CN 202021251275U CN 212700329 U CN212700329 U CN 212700329U
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Abstract
The utility model relates to a lower limb closed-chain pedaling training device, wherein a sole pedal is arranged at one end of a bottom bracket, and the other end is connected with a seat through a sliding mechanism; the outer side end of the bottom support is provided with a counterweight frame, the counterweight frame is provided with a counterweight device, and the counterweight device is connected with the bottom of the seat through a belt transmission mechanism. The training device simulates the movement of the lower limbs from a standing posture to bending and stretching in the closed dynamic chain, and efficiently carries out weight training on the premise of ensuring the safety of a patient.
Description
Technical Field
The utility model relates to a lower limb closed-chain pedaling training device, which belongs to a rehabilitation training apparatus.
Background
With the development of society, more and more patients pay attention to rehabilitation therapy, the rehabilitation therapy can not only change the damage caused by diseases, but also enhance the functions of limbs through exercise to enable the patients to recover confidence, thereby getting rid of the influence of the diseases as much as possible, improving the life quality and even returning to the society.
Among many rehabilitation exercises, lower limb exercises are most important, which relate to the walking and squatting movements of patients, and different rehabilitation devices train different leg muscles, but most rehabilitation devices do not have a load bearing function and cannot effectively carry out load bearing training on patients.
Disclosure of Invention
The to-be-solved technical problem of the utility model is to provide a trainer is stepped on to low limbs closed chain, this trainer simulate low limbs in closed type kinetic chain from the posture of standing to the motion of bending and extension, under the prerequisite of guaranteeing patient's safety, the high efficiency is carried out the weight training.
For solving the above problems, the specific technical scheme of the utility model is as follows: a lower limb closed-chain pedaling training device is characterized in that a sole pedal is arranged at one end of a bottom bracket, and the other end of the bottom bracket is connected with a seat through a sliding mechanism; the outer side end of the bottom support is provided with a counterweight frame, the counterweight frame is provided with a counterweight device, and the counterweight device is connected with the bottom of the seat through a belt transmission mechanism.
The sliding mechanism is structurally characterized in that two parallel sliding rods are supported on the bottom support, a sliding block is fixedly arranged on the lower surface of the seat, and the sliding block is connected with the sliding rods in a sliding manner; the lower end of the seat is provided with a horizontally arranged position adjusting rod, and the position adjusting rod is provided with positioning holes which are transversely and uniformly distributed; a position positioning block is arranged on the position adjusting rod, a positioning bolt is arranged on the position positioning block, and the positioning bolt is inserted into any one positioning hole; the upper surface of the position positioning block is connected with the seat through a connecting plate; and a traction plate is arranged at the end part of the position adjusting rod and is connected with the counterweight device.
The belt transmission mechanism consists of a plurality of rollers; the top and the bottom of the counterweight frame are respectively provided with a roller; the bottom support is also provided with a roller, one end of the nylon winding belt is connected with the counterweight structure, and the other end of the nylon winding belt sequentially bypasses the roller at the corresponding position and is connected with the front end of the traction plate.
The back of the seat is connected with one end of a limiting belt, and the other end of the limiting belt is connected with a bottom support.
The counterweight block device consists of a plurality of vertically listed counterweight plate blocks and a plurality of transversely arranged counterweight rings, two vertical guide posts are arranged on the counterweight frame, and the counterweight plate blocks are matched with the guide posts together; the end part of the nylon tape is connected with a lifting rod, and the lifting rod is vertically inserted into the counterweight plate; a plurality of jacks are arranged on the lifting rod, a through hole is arranged on each counterweight plate block, the through hole corresponds to the jack on the lifting rod in position, and a plug pin is inserted into any one of the through holes and penetrates through the jack corresponding to the lifting rod; connect the one end of horizontal support bar on first counter weight plate, horizontal support bar's other end fixed connection is on the counter weight frame, and the centre that horizontal support bar does is the disconnection structure, and the counter weight ring slides wantonly in horizontal support bar's disconnection structure both sides.
The lower limb closed-chain pedaling training device adopts the seat on the sliding mechanism to drive the transmission mechanism to move, so as to drive the counterweight device and realize the weight training in the training process.
The sliding mechanism adopts a matching structure of a sliding rod and a sliding block, the transmission mechanism is driven in the process of linear motion of the sliding block, meanwhile, a position positioning block is arranged below the seat, and the distance between the seat and the sole pedal is adjusted through a positioning bolt so as to adapt to different users.
The belt transmission mechanism adopts a nylon winding belt and guides the belt through a plurality of idler wheels, so that dynamic traction between the counterweight device and the seat is realized. The limiting belt is arranged on the back of the seat, so that the seat is in a balanced state when not in use.
The counterweight device adopts the structure of counterweight plate and counterweight ring, can carry out the fine adjustment of weight on the basis of thick ration. Ensuring the strength of the rehabilitation training to be slowly increased.
Drawings
Fig. 1 is an isometric view of a lower limb closed-chain pedaling training apparatus.
Fig. 2 is a front view of the lower limb closed-chain pedaling training apparatus.
Fig. 3 is a sectional view a-a of fig. 2.
Fig. 4 is a sectional view B-B of fig. 2.
Fig. 5 is a cross-sectional view C-C of fig. 2.
Detailed Description
As shown in fig. 1 to 5, a lower limb closed-chain pedaling training device, wherein a sole pedal 6 is arranged at one end of a bottom bracket 1, and the other end is connected with a seat 2 through a sliding mechanism; a counterweight frame 3 is arranged at the outer side end of the bottom bracket 1, and a counterweight device is arranged on the counterweight frame 3 and is connected with the bottom of the seat 2 through a belt transmission mechanism 10.
The sliding mechanism is structurally characterized in that two parallel sliding rods 8 are supported on the bottom support 1, a sliding block 9 is fixedly arranged on the lower surface of the seat 2, and the sliding block 9 is in sliding connection with the sliding rods 8; a horizontally arranged position adjusting rod 11 is arranged at the lower end of the seat 2, and positioning holes 12 which are transversely and uniformly distributed are arranged on the position adjusting rod 11; a position positioning block 13 is arranged on the position adjusting rod 11, a positioning bolt 14 is arranged on the position positioning block 13, and the positioning bolt 14 is inserted into any one positioning hole 12; the upper surface of the position positioning block 13 is connected with the seat 2 through a connecting plate; a traction plate 15 is arranged at the end part of the position adjusting rod 11, and the traction plate 15 is connected with a counterweight device.
The belt transmission mechanism consists of a plurality of rollers; the top and the bottom of the counterweight frame 3 are respectively provided with a roller; the bottom support 1 is also provided with a roller, one end of the nylon tape 4 is connected with a counterweight structure, and the other end of the nylon tape is connected with the front end of the traction plate 15 after sequentially bypassing the roller at the corresponding position.
The back of the seat is connected with one end of a limiting belt 16, and the other end of the limiting belt 16 is connected with the bottom bracket 1.
The counterweight device has the specific structure that: the counterweight block device 7 consists of a plurality of vertically arranged counterweight plate blocks 7-1 and a plurality of transversely arranged counterweight rings 7-2, two vertical guide columns 7-6 are arranged on the counterweight frame 3, and the counterweight plate blocks 7-1 are matched with the guide columns 7-6 together; the end part of the nylon tape 4 is connected with a lifting rod 7-3, and the lifting rod 7-3 is vertically inserted into the counterweight plate 7-1; a plurality of jacks are arranged on the lifting rod 7-3, a through hole is arranged on each counterweight plate 7-1, the through hole corresponds to the jack on the lifting rod 7-3, and the bolt 7-4 is inserted into any one of the through holes and penetrates through the corresponding jack of the lifting rod 7-3; one end of a horizontal support rod 7-5 is connected to the first counterweight plate 7-1, the other end of the horizontal support rod 7-5 is fixedly connected to the counterweight frame 3, the middle of the horizontal support rod 7-5 is of a disconnected structure, and the counterweight ring 7-2 can slide at will on two sides of the disconnected structure of the horizontal support rod 7-5.
The training process of the lower limb closed-chain pedaling training device is as follows: the width of the feet is the same as that of the pelvis, the soles are tightly attached to the sole pedal 6, the buttocks and the back are tightly attached to the seat 2, the feet exert force, the seat moves backwards, the legs stretch gradually, the spine is kept well, the abdomen is drawn, the shoulder blades are retracted and pressed downwards, the back is straightened, the chin is drawn, the eyes look straight ahead, the two arms are placed above the armrests, and the legs are bent backwards to move to train the muscle strength of biceps femoris; the external force is withdrawn from the feet, the legs are bent, and the muscle strength of the quadriceps femoris and the gluteus maximus is trained.
The device can perform effective training such as cardiopulmonary rehabilitation training, muscle strength training, joint activity training, aerobic training, fat reduction shaping and the like, and achieve the training purpose; the multifunctional rehabilitation training aid is widely applicable to the fields of heart and lung rehabilitation, bone and joint rehabilitation, metabolic diseases, sports injury, old rehabilitation and the like, and is also applicable to fat reduction and shaping of women and other various rehabilitation training crowds.
Claims (5)
1. The utility model provides a lower limbs closed chain is pedaled trainer which characterized in that: one end of the bottom bracket (1) is provided with a sole pedal (6), and the other end is connected with the seat (2) through a sliding mechanism; the outer side end of the bottom support (1) is provided with a counterweight frame (3), the counterweight frame (3) is provided with a counterweight device, and the counterweight block device (7) is connected with the bottom of the seat (2) through a belt transmission mechanism.
2. The lower limb closed-chain pedaling training apparatus of claim 1, wherein: the sliding mechanism is structurally characterized in that two parallel sliding rods (8) are supported on a bottom support (1), a sliding block (9) is fixedly arranged on the lower surface of the seat (2), and the sliding block (9) is in sliding connection with the sliding rods (8); a horizontally arranged position adjusting rod (11) is arranged at the lower end of the seat (2), and positioning holes (12) which are transversely and uniformly distributed are arranged on the position adjusting rod (11); a position positioning block (13) is arranged on the position adjusting rod (11), a positioning bolt (14) is arranged on the position positioning block (13), and the positioning bolt (14) is inserted into any one positioning hole (12); the upper surface of the position positioning block (13) is connected with the seat (2) through a connecting plate; the end part of the position adjusting rod (11) is provided with a traction plate (15), and the traction plate (15) is connected with a counterweight device.
3. The lower limb closed-chain pedaling training apparatus of claim 2, wherein: the belt transmission mechanism consists of a plurality of rollers; the top and the bottom of the counterweight frame (3) are respectively provided with a roller; the bottom support (1) is also provided with a roller, one end of the nylon tape (4) is connected with the counterweight structure, and the other end of the nylon tape is connected with the front end of the traction plate (15) after sequentially bypassing the roller at the corresponding position.
4. The lower limb closed-chain pedaling training apparatus of claim 3, wherein: the back of the seat is connected with one end of a limiting belt (16), and the other end of the limiting belt (16) is connected with the bottom bracket (1).
5. The lower limb closed-chain pedaling training apparatus of claim 1, wherein: the counterweight block device (7) consists of a plurality of vertically arranged counterweight block plates (7-1) and a plurality of transversely arranged counterweight rings (7-2), two vertical guide columns (7-6) are arranged on the counterweight frame (3), and the counterweight block plates (7-1) are matched with the guide columns (7-6) together; the end part of the nylon tape (4) is connected with a lifting rod (7-3), and the lifting rod (7-3) is vertically inserted into the counterweight plate block (7-1); a plurality of jacks are arranged on the lifting rod (7-3), a through hole is arranged on each counterweight plate block (7-1), the through hole corresponds to the jack on the lifting rod (7-3), and the plug pin (7-4) is inserted into any one of the through holes and penetrates through the jack corresponding to the lifting rod (7-3); one end of a horizontal supporting rod (7-5) is connected to the first counterweight plate block (7-1), the other end of the horizontal supporting rod (7-5) is fixedly connected to the counterweight frame (3), the middle of the horizontal supporting rod (7-5) is of a disconnected structure, and the counterweight rings (7-2) can slide at will on two sides of the disconnected structure of the horizontal supporting rod (7-5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021251275.XU CN212700329U (en) | 2020-07-01 | 2020-07-01 | Lower limb closed-chain pedaling training device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021251275.XU CN212700329U (en) | 2020-07-01 | 2020-07-01 | Lower limb closed-chain pedaling training device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212700329U true CN212700329U (en) | 2021-03-16 |
Family
ID=74962255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021251275.XU Active CN212700329U (en) | 2020-07-01 | 2020-07-01 | Lower limb closed-chain pedaling training device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212700329U (en) |
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2020
- 2020-07-01 CN CN202021251275.XU patent/CN212700329U/en active Active
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