CN113318409A - Blind person hundred-meter training auxiliary device - Google Patents
Blind person hundred-meter training auxiliary device Download PDFInfo
- Publication number
- CN113318409A CN113318409A CN202110503301.6A CN202110503301A CN113318409A CN 113318409 A CN113318409 A CN 113318409A CN 202110503301 A CN202110503301 A CN 202110503301A CN 113318409 A CN113318409 A CN 113318409A
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- block
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B69/00—Training appliances or apparatus for special sports
- A63B69/0028—Training appliances or apparatus for special sports for running, jogging or speed-walking
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B71/00—Games or sports accessories not covered in groups A63B1/00 - A63B69/00
- A63B71/06—Indicating or scoring devices for games or players, or for other sports activities
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Rehabilitation Tools (AREA)
Abstract
The invention relates to a blind hundred-meter training auxiliary device, which relates to the field of sports auxiliary articles, and is characterized in that a second rotating shaft is arranged on a fixed block, a track wheel is arranged on the second rotating shaft, a track is arranged on the track wheel, a second connecting rod is arranged on the track, a rack is arranged on the second connecting rod, a prompting device is arranged on the fixed block, the rack is matched with the prompting device in position, a right-angled triangle plate is arranged on the fixed block, a connecting column is arranged at one end of the fixed block, a balancing weight is arranged on the connecting column, a connecting plate is arranged on the balancing weight, a moving block is arranged on the connecting plate, a first connecting rod is arranged on the moving block, an arc-shaped block is arranged on the first connecting rod, a prompting sound is heard when the blind reaches a final point line through the prompting device, the blind can slow down speed to complete one hundred-meter sprint training, the blind can always keep straight running to avoid running out of a runway when no one person accompanies, and can simulate the situation of the absence of the match to improve the psychological quality of the blind person, the blind person sprint training progress and the training effect are improved.
Description
Technical Field
The invention relates to the field of auxiliary articles for sports, in particular to a hectometer training auxiliary device for blind people.
Background
As is known, the blind persons have special running accompanying personnel when participating in hectometer games or training, the running accompanying personnel can indicate directions for the blind persons, meanwhile, the running accompanying personnel also prevent the blind persons from accidents in the running process and after the blind persons finally pass through a terminal point, the blind persons cannot always keep straight running in the running process of the blind persons due to the fact that the blind persons cannot see the road surface condition when carrying out hectometer training, the blind persons are easy to run out of a runway under the condition of the blind persons without running accompanying, great potential safety hazards exist, and the blind persons also need the running accompanying personnel to remind when reaching the terminal point line position when the blind persons cannot see the terminal point line position during the hectometer running, so that great troubles are brought to hectometer sports and games of the blind persons.
Disclosure of Invention
In order to overcome the defects in the background art, the invention discloses a hectometer training auxiliary device for blind persons, which comprises a crawler belt, a crawler wheel, a fixed block, a balancing weight, a connecting plate, a moving block, a first connecting rod, an arc-shaped block, a connecting belt, a connecting block, a spring, a telescopic rod, a connecting column, a first rotating shaft, a second rotating shaft, a right-angled triangular plate, a second connecting rod, a rack and a prompting device, wherein the second rotating shaft is arranged on the fixed block, the crawler belt is arranged on the crawler belt, the second connecting rod is arranged on the crawler belt, the rack is arranged on the second connecting rod, the prompting device is arranged on the fixed block, the right-angled triangular plate is arranged on one side of the fixed block, the connecting column is arranged at one end of the fixed block, the balancing weight is arranged on the connecting column, the first rotating shaft is arranged on the first rotating shaft, the connecting block is arranged on the connecting plate, and the first connecting rod is arranged on the moving block, the first connecting rod is provided with an arc-shaped block, the arc-shaped block is provided with a connecting belt, one side of the balancing weight is provided with a telescopic rod, the telescopic rod is provided with a spring, and the spring is provided with a connecting block, so that the blind can always keep running in a straight line when no person runs on the track, and the blind can be reminded when the blind arrives at the terminal point.
In order to realize the purpose, the invention adopts the following technical scheme:
a hectometer training auxiliary device for blind persons comprises a crawler belt, a crawler wheel, a fixed block, a balancing weight, a connecting plate, a movable block, a first connecting rod, an arc block, a connecting band, a connecting block, a spring, a telescopic rod, a connecting column, a first rotating shaft, a second rotating shaft, a right-angle triangular plate, a second connecting rod, a rack and a prompting device, wherein the fixed block is provided with the second rotating shaft, the crawler wheel is arranged on the crawler belt, the crawler belt is provided with the second connecting rod, the rack is arranged on the second connecting rod, the prompting device is arranged on the fixed block, the right-angle triangular plate is arranged on one side of the fixed block, one end of the fixed block is provided with the connecting column, the balancing weight is arranged on the connecting column, the first rotating shaft is arranged on the balancing weight, the connecting plate is arranged on the first rotating shaft, the movable block is arranged on the movable block, the arc block is arranged on the first connecting rod, the arc-shaped block is provided with a connecting belt, one side of the balancing weight is provided with a telescopic rod, the telescopic rod is provided with a spring, and the spring is provided with a connecting block.
The suggestion device is by the rack, the dwang, first gear, the second gear, the sleeve, the lead screw, "L" shape piece, bee calling organ and switch, it is connected with the second gear to rotate in the one end of fixed block, fixedly connected with sleeve on the second gear, sleeve internal thread is connected with the lead screw, "the one end and the fixed block fixed connection of L" shape piece, "fixedly connected with bee calling organ on one side of the other end of L" shape piece, bee calling organ electric connection has switch, it is connected with the one end of dwang to rotate on the fixed block, the first gear of last fixedly connected with of dwang, gear connection has the rack on the first gear, first gear and second gear pass through the gear and mesh mutually.
The other side of the other end of the L-shaped block is movably connected with a power switch, and one end of a screw rod corresponds to the position of the power switch.
The equidistance distributes on the fixed block has the second axis of rotation, and the second axis of rotation passes the fixed block and rotates the connection, and the both ends of second axis of rotation all are connected with the athey wheel, and the athey wheel rotates to be connected in the crawler belt.
One end of the fixing block is equidistantly connected with one end of a connecting column, and the other end of the connecting column is fixedly connected with one end of a balancing weight.
Be equipped with the storing groove on one side of fixed block, one side in storing groove is equipped with the activity groove, and the storing groove communicates with the activity groove mutually, and sliding connection has the right angle set square in the activity groove, and the activity inslot is equipped with the gag lever post, the one end swing joint of gag lever post is on the right angle side of right angle set square.
Be equipped with the counter weight chamber on the other end of balancing weight, the counter weight intracavity rotates and is connected with first axis of rotation, rotates the one end that is connected with the connecting plate on the first axis of rotation, and the other end fixed connection of connecting plate is in one side of movable block, and the one end of the telescopic link of one side fixedly connected with equidistance distribution of balancing weight has cup jointed the spring on the telescopic link, and the equal fixed connection of the other end of telescopic link and spring is on one side of connecting block.
The connecting block is provided with a through groove, one end of the moving block is movably connected in the through groove, the other side of the connecting block is in threaded connection with a limiting bolt, and one end of the limiting bolt penetrates through the other side of the connecting block and is movably connected to one side of the moving block.
One end fixed connection of head rod is equipped with the blotter on one side of arc piece in one side of arc piece, the equal fixedly connected with in both ends one end of connecting band of arc piece, and the other end of two connecting bands cooperatees.
One end of a second connecting rod which is distributed at equal intervals is fixedly connected to the inner side of one crawler, a rack is fixedly connected to the other end of the second connecting rod, and the circumferential diameter of the first gear is the same as the length of the rack.
Due to the adoption of the technical scheme, the invention has the following beneficial effects:
the blind person hectometer training auxiliary device is characterized in that a second rotating shaft is arranged on a fixed block, a crawler wheel is arranged on the second rotating shaft, a crawler belt is arranged on the crawler belt, a second connecting rod is arranged on the crawler belt, a rack is arranged on the second connecting rod, a prompting device is arranged on the fixed block, a right-angle triangle plate is arranged on one side of the fixed block, a connecting column is arranged on one end of the fixed block, a balancing weight is arranged on the connecting column, a first rotating shaft is arranged on the balancing weight, a connecting plate is arranged on the first rotating shaft, a moving block is arranged on the connecting plate, a first connecting rod is arranged on the moving block, an arc-shaped block is arranged on the first connecting rod, a connecting belt is arranged on the arc-shaped block, a telescopic rod is arranged on one side of the balancing weight, a spring is arranged on the telescopic rod, a connecting block is arranged on the spring, a prompting sound is heard when the blind person reaches a final point line through the prompting device, the blind person can slow down the speed to finish hectometer sprint training, the blind can always keep running straight line to avoid running out of the track of the blind when the blind runs along with the race, and meanwhile, the situation of the race of the blind running along with the race can be simulated, so that the psychological quality of the blind is improved, and the speed of sprint training and the training effect of the blind are improved.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a perspective sectional view of the present invention;
FIG. 3 is an enlarged view of the structure at A of the present invention;
1. a crawler belt; 2. a crawler wheel; 3. a fixed block; 4. a balancing weight; 5. a connecting plate; 6. a moving block; 7. a first connecting rod; 8. an arc-shaped block; 9. a cushion pad; 10. a connecting belt; 11. connecting blocks; 12. a limit bolt; 13. a through groove; 14. a spring; 15. a telescopic rod; 16. connecting columns; 17. a first rotating shaft; 18. a counterweight chamber; 19. a second rotating shaft; 20. a set square; 21. a limiting rod; 22. a movable groove; 23. a storage tank; 24. a second connecting rod; 25. a rack; 26. rotating the rod; 27. a first gear; 28. a second gear; 29. a sleeve; 30. a screw rod; 31. an "L" shaped block; 32. a buzzer; 33. a power switch; 34. and a prompting device.
Detailed Description
The present invention will be explained in detail by the following examples, which are disclosed for the purpose of protecting all technical improvements within the scope of the present invention.
The blind hundred-meter training auxiliary device comprises a crawler 1, a crawler wheel 2, a fixed block 3, a balancing weight 4, a connecting plate 5, a moving block 6, a first connecting rod 7, an arc block 8, a connecting belt 10, a connecting block 11, a spring 14, a telescopic rod 15, a connecting column 16, a first rotating shaft 17, a second rotating shaft 19, a right-angle triangular plate 20, a second connecting rod 24, a rack 25 and a prompting device 34, wherein the fixed block 3 is provided with the second rotating shaft 19, the crawler wheel 2 is arranged on the second rotating shaft 19, the crawler wheel 2 is provided with the crawler 1, the crawler 1 is provided with the second connecting rod 24, the rack 25 is arranged on the second connecting rod 24, the prompting device 34 is arranged on the fixed block 3, the right-angle triangular plate 20 is arranged on one side of the fixed block 3, the connecting column 16 is arranged on one end of the fixed block 3, the balancing weight 4 is arranged on the connecting column 16, and the first rotating shaft 17 is arranged on the balancing weight 4, be equipped with connecting plate 5 on the first axis of rotation 17, be equipped with the movable block 6 on the connecting plate 5, be equipped with head rod 7 on the movable block 6, be equipped with arc piece 8 on the head rod 7, be equipped with connecting band 10 on the arc piece 8, balancing weight 4 one side is equipped with telescopic link 15, is equipped with spring 14 on the telescopic link 15, is equipped with connecting block 11 on the spring 14.
The prompting device 34 is composed of a rack 25, a rotating rod 26, a first gear 27, a second gear 28, a sleeve 29, a lead screw 30, an L-shaped block 31, a buzzer 32 and a power switch 33, wherein one end of the fixed block 3 is connected with the second gear 28 in a rotating mode, the second gear 28 is connected with the sleeve 29 in a fixed mode, the lead screw 30 is connected with the inner thread of the sleeve 29 in a threaded mode, one end of the L-shaped block 31 is fixedly connected with the fixed block 3, the buzzer 32 is fixedly connected with one side of the other end of the L-shaped block 31, the buzzer 32 is electrically connected with the power switch 33, the fixed block 3 is connected with one end of the rotating rod 26 in a rotating mode, the first gear 27 is fixedly connected with the first gear 26, the first gear 27 is connected with the rack 25, and the first gear 27 is meshed with the second gear 28.
The other side of the other end of the L-shaped block 31 is movably connected with a power switch 32, and one end of the screw 30 corresponds to the position of the power switch 32, so that the screw 30 can control the power switch 30 to be turned on.
Second rotating shafts 19 are equidistantly distributed on the fixed blocks 3, the second rotating shafts 19 penetrate through the fixed blocks 3 and are rotatably connected, crawler wheels 2 are connected to two ends of each second rotating shaft 19, and the crawler wheels 2 are rotatably connected into the crawler belt 1.
One end of the fixed block 3 is equidistantly connected with one end of a connecting column 16, and the other end of the connecting column 16 is fixedly connected with one end of the balancing weight 4.
Be equipped with storing groove 23 on one side of fixed block 3, one side of storing groove 23 is equipped with movable groove 22, and storing groove 23 is linked together with movable groove 22, and sliding connection has right angle set square 20 in movable groove 22, is equipped with gag lever post 21 in the movable groove 22, and the one end swing joint of gag lever post 21 is on the right-angle side of right angle set square 20, and another right-angle side of right angle set square 20 can make whole device perpendicular to start line and finish line with the start line of runway is parallel.
Be equipped with counter weight chamber 18 on the other end of balancing weight 4, the 18 internal rotations in counter weight chamber are connected with first rotation axis 17, rotate the one end that is connected with connecting plate 5 on the first rotation axis 17, the other end fixed connection of connecting plate 5 is in one side of movable block 6, the one end of the telescopic link 15 of one side fixedly connected with equidistance distribution of balancing weight 4, spring 14 has been cup jointed on the telescopic link 15, the equal fixed connection of the other end of telescopic link 15 and spring 14 is on one side of connecting block 11, the counter weight thing can be put into according to the training progress in the counter weight chamber 18, the cooperation of telescopic link 15 and spring 14 can cushion the power of hitting and protect the blind person.
The connecting block 11 is provided with a through groove 13, one end of the moving block 6 is movably connected in the through groove 13, the other side of the connecting block 11 is in threaded connection with a limiting bolt 12, and one end of the limiting bolt 12 penetrates through the other side of the connecting block 11 and is movably connected to one side of the moving block 6.
One end fixed connection of head rod 7 is in one side of arc piece 8, is equipped with blotter 9 on the opposite side of arc piece 8, and blotter 9 can cushion the blind person and when running impact force, the equal fixedly connected with connecting band 10's in both ends one end of arc piece 8, and the other end of two connecting bands 10 cooperatees, and connecting band 11 can be fixed at human chest belly for waistband, magic subsides, elastic cord etc..
One end of a second connecting rod 24 which is distributed at equal intervals is fixedly connected to the inner side of the crawler 1, a rack 25 is fixedly connected to the other end of the second connecting rod 24, and the circumferential diameter of the first gear 27 is the same as the length of the rack 25.
In embodiment 1, when the blind hundred-meter training assisting device is used, the arc-shaped block 8 is worn on the blind through the matching between the two connecting belts 10, the moving block 6 is adjusted to move up and down to a proper position in the through groove 13 on the connecting block 11, the limiting bolt 12 is rotated to fix the moving block 6 on the connecting block 11, the whole device is placed on the rear side of the starting line of the runway, the right-angled triangle plate 20 is pulled out to enable the whole device to be perpendicular to the starting line and the finishing line of the runway, then the blind starts sprint training, the blind provides forward force for the whole device to run forward to drive the crawler 1 to rotate, the crawler 1 rotates to drive the crawler wheel 2 to rotate, the whole device moves forward, the crawler 1 rotates to drive the second connecting rod 24 to move along the periphery of the crawler 1, when the second connecting rod 24 rotates to the prompting device 34, the rack 25 drives the first gear 27 to rotate, because the circumferential diameter of the first gear 27 is the same as the length of the rack 25, the second connecting rod 24 rotates for a circle along the periphery of the crawler 1, the rack 25 drives the first gear 27 to rotate for a circle, the first gear 27 drives the second gear 28 to rotate, the second gear 28 drives the sleeve 29 to rotate, the sleeve 29 drives the screw rod 30 to move upwards, when the crawler 1 rotates for one hundred meters, the second connecting rod 24 rotates for 100 meters, the screw rod 30 turns on the power switch 33, the power switch 33 controls the buzzer 32 to sound, because the hearing of the blind is sharp, when the buzzer 32 sounds, the blind can timely hear the prompt that the blind reaches the endpoint line, the blind can slow down the speed to complete one hundred meters sprint training, and the device can enable the blind to keep running straight line all the time when no one person accompanies, avoid running out of the runway of the blind person, and can simulate the situation of no person accompanied competition to improve the psychological running quality of the blind person, the blind person sprint training progress and the training effect are improved.
While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. The utility model provides a blind person hectometer trains auxiliary device, includes track (1), athey wheel (2), fixed block (3), balancing weight (4), connecting plate (5), movable block (6), head rod (7), arc piece (8), connecting band (10), connecting block (11), spring (14), telescopic link (15), spliced pole (16), first axis of rotation (17), second axis of rotation (19), right angle set square (20), second connecting rod (24), rack (25) and suggestion device (34), characterized by: a second rotating shaft (19) is arranged on the fixed block (3), a crawler wheel (2) is arranged on the second rotating shaft (19), a crawler belt (1) is arranged on the crawler wheel (2), a second connecting rod (24) is arranged on the crawler belt (1), a rack (25) is arranged on the second connecting rod (24), a prompting device (34) is arranged on the fixed block (3), a right-angle triangular plate (20) is arranged on one side of the fixed block (3), a connecting column (16) is arranged at one end of the fixed block (3), a balancing weight (4) is arranged on the connecting column (16), a first rotating shaft (17) is arranged on the balancing weight (4), a connecting plate (5) is arranged on the first rotating shaft (17), a moving block (6) is arranged on the connecting plate (5), a first connecting rod (7) is arranged on the moving block (6), an arc-shaped block (8) is arranged on the first connecting rod (7), and a connecting belt (10) is arranged on the arc-shaped block (8), one side of the balancing weight (4) is provided with a telescopic rod (15), the telescopic rod (15) is provided with a spring (14), and the spring (14) is provided with a connecting block (11).
2. The blind hectometer training aid of claim 1, wherein: the prompting device (34) comprises a rack (25), a rotating rod (26), a first gear (27), a second gear (28), a sleeve (29), a lead screw (30), an L-shaped block (31), a buzzer (32) and a power switch (33), wherein the second gear (28) is rotatably connected to one end of the fixed block (3), the sleeve (29) is fixedly connected to the second gear (28), the lead screw (30) is in threaded connection with the sleeve (29), one end of the L-shaped block (31) is fixedly connected with the fixed block (3), the buzzer (32) is fixedly connected to one side of the other end of the L-shaped block (31), the buzzer (32) is electrically connected with the power switch (33), one end of the rotating rod (26) is rotatably connected to the fixed block (3), the first gear (27) is fixedly connected to the rotating rod (26), the rack (25) is connected to the first gear (27), the first gear (27) and the second gear (28) are engaged with each other through a gear.
3. The blind hectometer training aid of claim 2, wherein: the other side of the other end of the L-shaped block (31) is movably connected with a power switch (32), and one end of the screw rod (30) corresponds to the position of the power switch (32).
4. The blind hectometer training aid of claim 1, wherein: second rotating shafts (19) are equidistantly distributed on the fixed block (3), the second rotating shafts (19) penetrate through the fixed block (3) and are rotatably connected, crawler wheels (2) are connected to the two ends of each second rotating shaft (19), and the crawler wheels (2) are rotatably connected into the crawler belt (1).
5. The blind hectometer training aid of claim 1, wherein: one end of the fixing block (3) is connected with one end of a connecting column (16) at equal distance, and the other end of the connecting column (16) is fixedly connected with one end of the balancing weight (4).
6. The blind hectometer training aid of claim 1, wherein: be equipped with storing groove (23) on one side of fixed block (3), one side of storing groove (23) is equipped with movable groove (22), and storing groove (23) are linked together with movable groove (22), and sliding connection has right angle set square (20) in movable groove (22), is equipped with gag lever post (21) in movable groove (22), and the one end swing joint of gag lever post (21) is on the right angle side of right angle set square (20).
7. The blind hectometer training aid of claim 1, wherein: be equipped with on the other end of balancing weight (4) counter weight chamber (18), counter weight chamber (18) internal rotation is connected with first axis of rotation (17), rotate the one end that is connected with connecting plate (5) on first axis of rotation (17), the other end fixed connection of connecting plate (5) is in one side of movable block (6), the one end of one side fixedly connected with equidistance telescopic link (15) that distribute of balancing weight (4), spring (14) have been cup jointed on telescopic link (15), the equal fixed connection of the other end of telescopic link (15) and spring (14) is on one side of connecting block (11).
8. The blind hectometer training aid of claim 1, wherein: the connecting block (11) is provided with a through groove (13), one end of the moving block (6) is movably connected into the through groove (13), the other side of the connecting block (11) is connected with a limiting bolt (12) in a threaded mode, and one end of the limiting bolt (12) penetrates through the other side of the connecting block (11) and is movably connected to one side of the moving block (6).
9. The blind hectometer training aid of claim 1, wherein: one end fixed connection of head rod (7) is equipped with blotter (9) in one side of arc piece (8) on the opposite side of arc piece (8), the equal fixedly connected with in both ends one end of connecting band (10) of arc piece (8), and the other end of two connecting bands (10) cooperatees.
10. The blind hectometer training aid of claim 1, wherein: one end of a second connecting rod (24) which is distributed at equal intervals is fixedly connected to the inner side of one crawler (1), a rack (25) is fixedly connected to the other end of the second connecting rod (24), and the circumferential diameter of the first gear (27) is the same as the length of the rack (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110503301.6A CN113318409A (en) | 2021-05-10 | 2021-05-10 | Blind person hundred-meter training auxiliary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110503301.6A CN113318409A (en) | 2021-05-10 | 2021-05-10 | Blind person hundred-meter training auxiliary device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113318409A true CN113318409A (en) | 2021-08-31 |
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ID=77415278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110503301.6A Pending CN113318409A (en) | 2021-05-10 | 2021-05-10 | Blind person hundred-meter training auxiliary device |
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| Country | Link |
|---|---|
| CN (1) | CN113318409A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105232293A (en) * | 2015-10-12 | 2016-01-13 | 哈尔滨工程大学 | Mobile waist follow-up device |
| US20180235832A1 (en) * | 2017-02-23 | 2018-08-23 | Panasonic Corporation | Walking support robot and walking support system |
| CN208626148U (en) * | 2017-07-12 | 2019-03-22 | 宝鸡文理学院 | A kind of towed guide trolley based on STM32 |
| CN111449917A (en) * | 2018-06-28 | 2020-07-28 | 张雨龙 | Indoor blind person directional walking training device and method for simulating internal clock directional method |
| CN112359747A (en) * | 2020-10-26 | 2021-02-12 | 郭立谢 | Pull-type expressway warning road cone placing device |
-
2021
- 2021-05-10 CN CN202110503301.6A patent/CN113318409A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105232293A (en) * | 2015-10-12 | 2016-01-13 | 哈尔滨工程大学 | Mobile waist follow-up device |
| US20180235832A1 (en) * | 2017-02-23 | 2018-08-23 | Panasonic Corporation | Walking support robot and walking support system |
| CN208626148U (en) * | 2017-07-12 | 2019-03-22 | 宝鸡文理学院 | A kind of towed guide trolley based on STM32 |
| CN111449917A (en) * | 2018-06-28 | 2020-07-28 | 张雨龙 | Indoor blind person directional walking training device and method for simulating internal clock directional method |
| CN112359747A (en) * | 2020-10-26 | 2021-02-12 | 郭立谢 | Pull-type expressway warning road cone placing device |
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Application publication date: 20210831 |
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