CN117224898A

CN117224898A - Seat auxiliary training device

Info

Publication number: CN117224898A
Application number: CN202311357639.0A
Authority: CN
Inventors: 许喜平; 徐海红
Original assignee: Tiantai County People's Hospital
Current assignee: Tiantai County People's Hospital
Priority date: 2023-10-19
Filing date: 2023-10-19
Publication date: 2023-12-15

Abstract

The invention belongs to the technical field of medical equipment, in particular to a sitting position auxiliary trainer, which comprises a base, wherein movable wheels are fixedly arranged around the bottom end of the base; the upper part of the rear end of the base is fixedly connected with a hole rod, the upper part of the rear end of the base is rotationally connected with a back plate through a rotating shaft, a through hole is formed in the back plate, the hole rod is movably connected with the through hole, two sides of the rear end of the through hole are fixedly connected with hole plates, the right side of the hole plates are rotationally connected with fixing bolts, and the fixing bolts penetrate through the hole rod and are rotationally connected with the left side of the hole plates; the upper part of the front end of the backboard is provided with a backup board; the invention can assist patients on sickbeds to do limb exercises and massage, the patients do not need to get off the sickbed, the invention is safe and convenient to use, flexible to move, convenient to retract and release, simple to operate, strong in adjustability, good in overall use effect and brings certain convenience for daily rehabilitation exercise of the patients on the sickbeds.

Description

Seat auxiliary training device

Technical Field

The invention belongs to the technical field of medical appliances, and particularly relates to a seat auxiliary trainer.

Background

For some patients who are inconvenient to get out of the bed for long-term bedridden to move, the limbs lack of movement for a long time, so that muscles are gradually atrophic and disabled, a series of complications are generated, such as thrombus, pressure sores, malnutrition, mental disturbance and the like of the lower limbs, and the respiratory and blood circulation are greatly influenced, so that the functions of various organs such as heart, brain, lung, kidney and the like are gradually reduced and exhausted, the illness state of the patient is greatly aggravated, the rehabilitation of the patient is not facilitated, the structure and the function of the sickbed used at present are relatively single, usually only a single bed body is needed, the patient lacks effective exercise on the sickbed, and meanwhile, the corresponding auxiliary massage structure is also lacking, so that the health state of the human body cannot be better assisted and improved, and the health recovery of the patient is promoted, and the sickbed is not used well.

Based on the above situation, the invention provides equipment which can be used together with a sickbed to assist a patient on the sickbed to do limb exercise and massage.

Disclosure of Invention

In order to solve the problems in the prior art, the invention provides the sitting position auxiliary trainer which can assist a patient on a sickbed to carry out limb exercise and massage, the patient does not need to get off the sickbed, the use is safe and convenient, the movement is flexible, the retraction and the extension are convenient, the operation is simple, the adjustability is strong, the overall use effect is better, and certain convenience is brought to the daily rehabilitation exercise of the patient on the sickbed.

In order to achieve the above purpose, the present invention provides the following technical solutions: the seat auxiliary trainer comprises a base, wherein movable wheels are fixedly arranged on the periphery of the bottom end of the base;

the upper part of the rear end of the base is fixedly connected with a hole rod, the upper part of the rear end of the base is rotationally connected with a back plate through a rotating shaft, a through hole is formed in the back plate, the hole rod is movably connected with the through hole, two sides of the rear end of the through hole are fixedly connected with hole plates, the right side of the hole plates are rotationally connected with fixing bolts, and the fixing bolts penetrate through the hole rod and are rotationally connected with the left side of the hole plates;

the upper part of the front end of the backboard is provided with a backup board;

a baffle is arranged at the upper part of the front end of the backup plate;

the two sides of the upper part of the rear end of the base are fixedly connected with fixed frames, a first screw rod is screwed on the fixed frames, and the upper end of the first screw rod is rotatably connected with a U-shaped clamp through a second bearing;

the front end of the base is provided with a drawing cavity, the front end of the drawing cavity is connected with a seat rod in a sliding manner, the bottom of the front end of the base is connected with a first locking bolt in a screwing manner, the upper part of the front end of the seat rod is fixedly connected with a stand column, the upper end of the stand column is connected with a seat sleeve in a sliding manner, the bottom of the front end of the seat sleeve is connected with a second locking bolt in a screwing manner, the upper end of the seat sleeve is fixedly connected with a support, the upper end of the seat sleeve is provided with a double-end pedal rod, both ends of the double-end pedal rod are connected with pedals in a rotating manner, and the double-end pedal rod is connected with the support in a rotating manner through a first bearing;

the foot rest is characterized in that the two sides of the bottom end of the seat sleeve are fixedly connected with supporting rods, the supporting rods are away from a foot rest fixedly connected with the upper part of one end of the seat sleeve, the front end of the foot rest is rotationally connected with a foot rest plate through a second rotating shaft, a plurality of massage rods are arranged in the foot rest, and the two ends of each massage rod are rotationally connected with the foot rest through a third rotating shaft.

As the preferable technical scheme of the seat auxiliary trainer, the hole rod is of an arc-shaped structure, and a plurality of fixing holes are formed in the hole rod.

As the preferable technical scheme of the seat auxiliary trainer, the left side of the upper end of the backboard is provided with the screw hole, the inside of the screw hole is screwed with the screw rod II, the front end of the screw rod II is rotationally connected with the backup plate through the bearing III, the right side of the rear end of the backup plate is fixedly connected with the guide rod II, the right side of the upper end of the backboard is provided with the guide hole, and the guide rod II is in sliding connection with the guide hole.

As the preferable technical scheme of the sitting position auxiliary trainer, the rear end of the backup plate is fixedly connected with a handle.

As the preferable technical scheme of the seat auxiliary trainer, the upper end of the backup plate is provided with the storage cavity, both ends of the backup plate are provided with the sliding grooves, both upper and lower ends of the sliding grooves are of semicircular structures, the upper part of the rear end of the sliding grooves is provided with the open grooves, both sides of the upper part of the front end of the sliding grooves are provided with the clamping grooves, both sides of the rear end of the baffle plate are in clamping connection with the clamping grooves, the baffle plate is of a U-shaped structure, the inner side of the baffle plate is of a semicircular structure, both sides of the rear end of the baffle plate are fixedly connected with the fixed shafts, and the fixed shafts are in sliding connection with the sliding grooves.

As the preferable technical scheme of the seat auxiliary trainer, the U-shaped clamp is of a U-shaped structure, the two sides of the U-shaped clamp are fixedly connected with the first guide rod, the two sides of the upper end of the fixed frame are fixedly connected with the guide sleeve, and the first guide rod is in sliding connection with the guide sleeve.

As the preferable technical scheme of the sitting position auxiliary trainer, a plurality of massage round protrusions are integrally formed around the massage rod.

As the preferable technical scheme of the seat auxiliary trainer, the number of the locking bolts II and the locking bolts I is two.

Compared with the prior art, the invention has the beneficial effects that:

1. when the sickbed is used, the backboard and the backup plate can be erected, the base is moved to the lower part of the bed body, then the U-shaped clamp is lifted to clamp the bed body, then a patient sits and leans against the backup plate, then the baffle plate is pulled out and falls down, then the pedal plate is adjusted to a proper use position, the patient is allowed to pedal on the pedal plate by two feet, the lower limb exercise can be realized by leaning against the backup plate and pedal the pedal plate by two feet, after the sickbed is used, the sickbed can be folded and retracted and placed under the bed body, the limb exercise can be assisted for the patient on the sickbed, the sickbed does not need to get off the bed, the sickbed is safe and convenient to use, flexible to move, convenient to retract and place, meanwhile, the operation is simple, the adjustability is strong, the whole use effect is better, and certain convenience is brought to the daily exercise use of the patient on the sickbed.

2. In the use process, the foot rest and the foot rest can be used for putting the feet flat so as to exercise the two feet with gaps for resting, meanwhile, the foot rest plate on the foot rest can be further turned over to expose the massage rod in the foot rest, the foot rest can be used for massaging the sole through the massage rod, the qi and the blood can be operated, the blood circulation is promoted, the fatigue is relieved, the sleep quality is improved, the health state of a human body is improved, the health recovery of a patient is promoted, the whole use is better, and certain convenience is brought to the daily rehabilitation exercise use of the patient on a sickbed.

Drawings

The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:

FIG. 1 is a schematic diagram of the structure of the present invention;

FIG. 2 is a schematic view of the bottom structure of FIG. 1;

FIG. 3 is a schematic rear view of the structure of FIG. 1;

FIG. 4 is a schematic view of the bottom structure of FIG. 3;

FIG. 5 is a schematic view of the connection structure of the upright post and the seat cover of the present invention;

FIG. 6 is a schematic view of the U-shaped card and bracket connection of the present invention;

FIG. 7 is a schematic view of the connection structure of the back plate, the back plate and the barrier plate of the present invention;

FIG. 8 is a schematic rear view of the structure of FIG. 7;

fig. 9 is a schematic view of the usage state of the present invention.

In the figure: 1. a base; 2. a moving wheel; 3. drawing a cavity; 4. a seat rod; 5. a first locking bolt; 6. a column; 7. a seat cover; 8. a second locking bolt; 9. a support; 10. a first bearing; 11. a double-headed pedal lever; 12. a foot pedal; 13. a support rod; 14. a foot rest is arranged; 15. a hole rod; 16. a first rotating shaft; 17. a back plate; 18. perforating; 19. an orifice plate; 20. a fixing bolt; 21. a handle; 22. a storage chamber; 23. a chute; 24. a groove is formed; 25. a clamping groove; 26. a baffle; 27. fixing the shaft; 28. setting a frame; 29. a first screw; 30. a second bearing; 31. a U-shaped card; 32. a first guide rod; 33. a guide sleeve; 34. a second rotating shaft; 35. foot falling plates; 36. a massage rod; 37. a third rotating shaft; 38. a backup plate; 39. a screw hole; 40. a second screw; 41. a third bearing; 42. a second guide rod; 43. a guide hole; 44. a bed body.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Examples

Referring to fig. 1-9, the present invention provides the following technical solutions: the seat auxiliary trainer comprises a base 1, wherein movable wheels 2 are fixedly arranged on the periphery of the bottom end of the base 1, and the movable wheels 2 are arranged, so that the trainer is convenient to flexibly move and use and is better to use;

further, referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 7, fig. 8 and fig. 9, the upper part of the rear end of the base 1 is fixedly connected with a hole rod 15, the hole rod 15 is of an arc structure, a plurality of fixing holes are formed in the hole rod 15, the upper part of the rear end of the base 1 is rotatably connected with a backing plate 38 through a first rotating shaft 16, a through hole 18 is formed in the backing plate 38, the hole rod 15 is movably connected with the through hole 18, the two sides of the rear end of the through hole 18 are fixedly connected with a hole plate 19, the right hole plate 19 is screwed and connected with a fixing bolt 20, the fixing bolt 20 penetrates through the hole rod 15 and is screwed and connected with the hole plate 19 on the left side, wherein the back plate 17 is used for assisting the back of a patient, so that the back of the patient can be used for sitting and exercising, the back plate 17 can be movably turned over relative to the base 1, the inclined angle of the back plate 17 can be adjusted and fixed by screwing the fixing bolt 20 into the corresponding fixing hole on the hole 15, so that the inclined angle of the back plate 17 can be adjusted and fixed, and the comfortable back plate 17 can be used, the back plate 17 can be turned over, the specific space can be saved, and the occupied space can be reduced, the practical training device can be omitted, and the practical training can be carried out in the practical training process;

further, referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 7, fig. 8 and fig. 9, the upper portion of the front end of the backboard 17 is provided with a back plate 38, the left side of the upper end of the backboard 17 is provided with a screw hole 39, the inside of the screw hole 39 is screwed with a screw rod two 40, the front end of the screw rod two 40 is rotationally connected with the back plate 38 through a bearing three 41, the right side of the rear end of the back plate 38 is fixedly connected with a guide rod two 42, the right side of the upper end of the backboard 17 is provided with a guide hole 43, the guide rod two 42 is in sliding connection with the guide hole 43, the rear end of the back plate 38 is fixedly connected with a handle 21, the back plate 38 is used for leaning back of a patient, the back plate 38 can be adjusted back and forth through the cooperation of the screw hole 39, the screw rod two 40, the bearing three 41, the guide rod two 42 and the guide hole 43, so that the back plate 38 can be folded, folded and limited and fixed along with the backboard 17, and the back plate 38 can be conveniently drawn, folded and folded, and unfolded, and folded by the handle 21, and pulled by the handle 21, and the back plate 38 are provided with the special structure;

further, referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 7, fig. 8 and fig. 9, the front end upper portion of the backup plate 38 is provided with a baffle plate 26, the upper end of the backup plate 38 is provided with a storage cavity 22, both ends of the backup plate 38 are provided with slide grooves 23, both upper and lower ends of the slide grooves 23 are of semicircular structures, the rear end upper portion of the backup plate 38 is provided with a notch 24, both sides of the front end upper portion of the backup plate 38 are provided with a clamping groove 25, both sides of the rear end of the baffle plate 26 are in clamping connection with the clamping groove 25, the baffle plate 26 is of a U-shaped structure and is of a semicircular structure, both sides of the rear end of the baffle plate 26 are fixedly connected with a fixed shaft 27, and the fixed shaft 27 is in sliding connection with the slide grooves 23, wherein the baffle plate 26 is used for blocking and limiting the upper half of a patient, the upper half of the patient can be prevented from tilting forward, tilting and sliding down, the patient is safer by the storage cavity 22, the notch 24, the slide grooves 23, the clamping groove 25 and the fixed shaft 27 are arranged, the baffle plate 26 can be pulled out and the fixed in the storage cavity 22, the storage cavity is not occupied by the fixed side, and the fixed side of the baffle plate 26 is used for the storage cavity 22, and the practical storage structure is not to be used, and the practical, and the upper side is used for taking up and the baffle plate 26 is used to be placed in the storage space;

further, referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 6 and fig. 9, the two sides of the upper part of the rear end of the base 1 are fixedly connected with a fixed frame 28, a first screw rod 29 is screwed on the fixed frame 28, the upper end of the first screw rod 29 is rotatably connected with a first U-shaped card 31 through a second bearing 30, the first U-shaped card 31 is in a 'U' -shaped structure, two sides of the upper end of the fixed frame 28 are fixedly connected with a guide sleeve 33, the first guide rod 32 is in sliding connection with the guide sleeve 33, wherein the first U-shaped card 31 is used for limiting and fixing the bed body 44, preventing the trainer from moving back and forth during use, and through the arrangement of the first screw rod 29 and the second bearing 30, the first U-shaped card 31 can be lowered and retracted after use, and meanwhile the first U-shaped card 31 can slide vertically and support relative to the guide sleeve 33, so that the first U-shaped card 31 can be prevented from moving left and right;

further, referring to fig. 1, 2, 3, 4, 5 and 9, the front end of the base 1 is provided with a drawing cavity 3, the front end of the drawing cavity 3 is slidably connected with a seat rod 4, the bottom of the front end of the base 1 is screwed with a locking bolt I5, the upper part of the front end of the seat rod 4 is fixedly connected with a stand column 6, the upper end of the stand column 6 is slidably connected with a seat cover 7, the bottom of the front end of the seat cover 7 is screwed with a locking bolt II 8, the locking bolt I5 is provided with two locking bolts, the upper end of the seat cover 7 is fixedly connected with a support 9, the upper end of the seat cover 7 is provided with a double-end pedal rod 11, two ends of the double-end pedal rod 11 are rotatably connected with a pedal 12, the double-end pedal rod 11 is rotatably connected with the support 9 through a bearing I10, the pedal 12 and the double-end pedal rod 11, the bearing I10 and the support 9 are cooperatively provided, the pedal exercise device for the two feet can refer to the pedal principle of the existing bicycle, the seat rod 4 can be movably retracted relative to the drawing cavity 3 and locked and fixed through the first locking bolt 5, the transverse adjustment of the use position of the pedal plate 12 can be realized in an auxiliary manner, the seat sleeve 7 can be vertically moved relative to the upright post 6 and locked and fixed through the second locking bolt 8, the vertical adjustment of the use position of the pedal plate 12 can be realized in an auxiliary manner, so that patients with different leg lengths can use, meanwhile, after the use, the seat rod 4 can be retracted and the seat sleeve 7 can be lowered, the occupied space can be reduced, so that the trainer can be stored and placed, the use is better, the specific use of the structure is described in the use flow and working principle part of the embodiment, and the details are omitted here;

further, referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 9, the two sides of the bottom end of the seat cover 7 are fixedly connected with a supporting rod 13, one end upper portion of the supporting rod 13 far away from the seat cover 7 is fixedly connected with a foot rest 14, the front end of the foot rest 14 is rotatably connected with a foot rest plate 35 through a rotating shaft two 34, a plurality of massage rods 36 are arranged in the foot rest 14, a plurality of massage round protrusions are integrally formed around the massage rods 36, two ends of the massage rods 36 are rotatably connected with the foot rest 14 through rotating shafts three 37, wherein the foot rest 14 can be used for realizing dual purposes, one can be used for taking a rest of a gap and two feet by the foot rest 14 and the foot rest plate 35 on the foot rest 14 is turned over, the massage rods 36 in the foot rest 14 are exposed, and foot bottoms can be massaged through the foot rest 14 and the massage rods 36 in the foot rest 14, so that the user can perform better use.

In this embodiment, when in use, the backboard 17 and the backup plate 38 can be erected, the base 1 is moved to the lower part of the bed body 44, then the U-shaped clamp 31 is lifted to clamp the bed body 44, then the patient sits and leans against the backup plate 38, then the baffle 26 is pulled out and falls down, then the pedal plate 12 is adjusted to a proper use position, the patient can do double-pedal exercise on the pedal plate 12, after the use, the patient can fold and retract and put under the bed body 44, the patient on the sickbed can be assisted to do limb exercise, the patient does not need to get out of the bed, the sickbed has the advantages of safe and convenient use, flexible movement, convenient storage, simple operation, strong adjustability, good integral use effect and certain convenience for the daily exercise of the patient on the sickbed; in the use process, the foot rest 14 and the foot rest plate 35 can be used for putting the feet flat so as to exercise the two feet with a gap for resting, meanwhile, the foot rest plate 35 on the foot rest 14 can be further turned over to expose the massage rod 36 in the foot rest 14, and the foot sole can be massaged through the massage rod 36, so that the foot rest device has various auxiliary effects of promoting qi and blood circulation, promoting blood circulation, relieving fatigue, improving sleeping quality and the like, is beneficial to improving the health state of a human body, promotes the health recovery of a patient, is better in integral use, and brings a certain convenience for daily rehabilitation exercise use of the patient on a sickbed.

The invention has the following application flow and working principle: when in use, as shown in fig. 9, the backboard 38 and the backboard 17 are pulled upwards through the handle 21 to enable the backboard 17 and the backboard 38 to stand up, in the process, the backboard 17 is turned upwards relative to the base 1 through the first rotating shaft 16, the backboard 17 moves relative to the hole rod 15 through the through hole 18, then the fixing bolt 20 on the right hole plate 19 is further screwed through the hole rod 15 and the right hole plate 19, and the backboard 38 after standing is limited and fixed;

then the base 1 is moved to a proper position below the bed 44 by the moving wheel 2 and is placed in a cross way relative to the bed 44, then the moving wheel 2 is stopped to perform primary limiting fixation on the base 1, the base 1 is prevented from moving back and forth, left and right when in use, the screw rod I29 is rotated relative to the fixed frame 28, the screw rod I29 rotates upwards through the bearing II 30 to push the U-shaped clamp 31, in the process, the U-shaped clamp 31 slides relative to the guide sleeve 33 through the guide rod I32 to perform vertical guide and support, the U-shaped clamp 31 is lifted and is clamped with the bottom of the edge of the bed 44, the base 1 is further limited and fixed, and the base 1 is prevented from moving back and forth when in use;

the patient is assisted by a attendant to sit up, the screw rod II 40 is rotated by the relative screw hole 39, the screw rod II 40 rotates forwards by the bearing III 41 to push the backup plate 38, the backup plate 38 slides by the guide rod II 42 relative to the guide hole 43 to transversely guide and support in the process, the backup plate 38 is contacted with the back of the patient, then the backboard 17 and the backup plate 38 are rotated by the fixing bolts 20 to be rotationally fixed, the inclination angle of the backboard 17 and the backup plate 38 can be adjusted, so that the backup plate 38 is comfortable to lean against, then the baffle 26 in the accommodating cavity 22 is pulled upwards by the notch 24, the fixed shafts 27 at the two sides of the rear end of the baffle 26 can slide upwards relative to the chute 23, the baffle 26 can be pressed forwards after the fixed shafts 27 reach the topmost position of the chute 23, the fixed shafts 27 can rotate relative to the chute 23, the falling baffle 26 can be limited and fixed by the blocking of the blocking plate 26 and the clamping grooves 25, the falling baffle 26 can be prevented from moving up and down randomly in use, the falling baffle 26 can be prevented from leaning down to the upper half of the patient, and the falling back of the patient can be prevented from being extended from the upper half of the baffle 26 to the upper side of the patient;

finally, the seat rod 4 is pulled forwards relative to the pulling cavity 3, then the seat sleeve 7 is pulled upwards relative to the upright post 6, the use position of the foot pedal 12 can be adjusted in an auxiliary mode, so that patients with different leg lengths can use the foot pedal, the seat rod 4 is limited and fixed by the locking bolt I5, the seat sleeve 7 is limited and fixed by the locking bolt II 8, and the adjusted foot pedal 12 is limited and fixed;

when a patient exercises through the trainer, a disposable shoe cover or other self-made inclined sleeves are sleeved on the feet of the patient, so that the feet are prevented from being in direct contact with the foot pedals 12 and the foot rest 14, the subsequent cleaning work is reduced, the patient sits on the bed body 44 and leans against the leaning plate 38, meanwhile, the feet are placed on the foot pedals 12 on the two sides of the double-end pedal rod 11, then the feet are pedal 12 by the double-end pedal, the foot pedals 12 can rotate relative to the double-end pedal rod 11 in the process, the double-end pedal rod 11 can rotate relative to the support 9 through the first bearing 10, the foot rest can be put flat through the foot rest 14 and the foot rest 35 for temporary rest by referring to the pedal principle of the existing bicycle, meanwhile, the foot rest 35 on the foot rest 14 can be turned over through the second rotating shaft 34, the massage rod 36 in the foot rest 14 is exposed, the foot rest can be used for massaging, and the limbs and the massage of the patient on a sickbed can be assisted by the operation;

after use, the same is reversed, folded and stowed under the bed 44 or elsewhere, and covered with dust cloth for the next access.

In this embodiment, the contents not described in detail are common knowledge and the prior art.

Finally, it should be noted that: the above is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that the present invention is described in detail with reference to the foregoing embodiments, and modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Sit supplementary training ware, including base (1), its characterized in that: the periphery of the bottom end of the base (1) is fixedly provided with a movable wheel (2);

the novel portable electronic device is characterized in that a hole rod (15) is fixedly connected to the upper portion of the rear end of the base (1), a back plate (17) is rotatably connected to the upper portion of the rear end of the base (1) through a first rotating shaft (16), a through hole (18) is formed in the back plate (17), the hole rod (15) is movably connected with the through hole (18), hole plates (19) are fixedly connected to the two sides of the rear end of the through hole (18), fixing bolts (20) are rotatably connected to the right side of the hole plates (19), and the fixing bolts (20) penetrate through the hole rod (15) and are rotatably connected with the left side of the hole plates (19);

a backup plate (38) is arranged at the upper part of the front end of the back plate (17);

a baffle plate (26) is arranged at the upper part of the front end of the backup plate (38);

fixed frames (28) are fixedly connected to two sides of the upper portion of the rear end of the base (1), a first screw rod (29) is connected to the fixed frames (28) in a screwed mode, and a U-shaped clamp (31) is connected to the upper end of the first screw rod (29) in a rotary mode through a second bearing (30);

the novel bicycle seat is characterized in that a drawing cavity (3) is formed in the front end of the base (1), a seat rod (4) is slidably connected to the front end of the drawing cavity (3), a first locking bolt (5) is rotatably connected to the bottom of the front end of the base (1), a stand column (6) is fixedly connected to the upper portion of the front end of the seat rod (4), a seat sleeve (7) is slidably connected to the upper end of the stand column (6), a second locking bolt (8) is rotatably connected to the bottom of the front end of the seat sleeve (7), a support (9) is fixedly connected to the upper end of the seat sleeve (7), a double-end pedal rod (11) is rotatably connected to the two ends of the double-end pedal rod (11), and the double-end pedal rod (11) is rotatably connected with the support (9) through a first bearing (10).

The novel foot rest is characterized in that the two sides of the bottom end of the seat cover (7) are fixedly connected with supporting rods (13), one end upper portion of the supporting rods (13) away from the seat cover (7) is fixedly connected with a foot rest (14), the front end of the foot rest (14) is rotationally connected with a foot rest plate (35) through a second rotating shaft (34), a plurality of massage rods (36) are arranged in the foot rest (14), and the two ends of each massage rod (36) are rotationally connected with the foot rest (14) through a third rotating shaft (37).

2. The sitting position assisting trainer according to claim 1, wherein: the hole rod (15) is of an arc-shaped structure, and a plurality of fixing holes are formed in the hole rod (15).

3. The sitting position assisting trainer according to claim 1, wherein: screw (39) have been seted up in the upper end left side of backplate (17), the inside of screw (39) is screwed and is connected with screw rod two (40), just the front end and backup plate (38) of screw rod two (40) are rotated through bearing three (41) and are connected, the rear end right side fixedly connected with guide bar two (42) of backup plate (38), guiding hole (43) have been seted up on the upper end right side of backplate (17), just guide bar two (42) and guiding hole (43) sliding connection.

4. The sitting position assisting trainer according to claim 1, wherein: the rear end of the backup plate (38) is fixedly connected with a handle (21).

5. The sitting position assisting trainer according to claim 1, wherein: the utility model discloses a safety device for a car, including back plate (38), spout (23) and spout (23) are all offered to the upper end of back plate (38), spout (23) are all seted up at both ends and are semi-circular structure from top to bottom, open groove (24) have been seted up on the rear end upper portion of spout (23), draw-in groove (25) have all been seted up on front end upper portion both sides of spout (23), just the rear end both sides of baffle (26) all are connected with draw-in groove (25) block, baffle (26) are "U" shape structure and inboard be semi-circular structure, the rear end both sides of baffle (26) all fixedly connected with dead axle (27), just dead axle (27) and spout (23) sliding connection.

6. The sitting position assisting trainer according to claim 1, wherein: the U-shaped clamp (31) is of a U-shaped structure, guide rods I (32) are fixedly connected to two sides of the U-shaped clamp, guide sleeves (33) are fixedly connected to two sides of the upper end of the fixed frame (28), and the guide rods I (32) are in sliding connection with the guide sleeves (33).

7. The sitting position assisting trainer according to claim 1, wherein: a plurality of massage round protrusions are integrally formed around the massage rod (36).

8. The sitting position assisting trainer according to claim 1, wherein: the number of the locking bolts II (8) and the locking bolts I (5) is two.