CN219007983U - Speed matching trolley body for running training - Google Patents
Speed matching trolley body for running training Download PDFInfo
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- CN219007983U CN219007983U CN202320089689.4U CN202320089689U CN219007983U CN 219007983 U CN219007983 U CN 219007983U CN 202320089689 U CN202320089689 U CN 202320089689U CN 219007983 U CN219007983 U CN 219007983U
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Abstract
The utility model relates to a speed matching trolley body for running training. The running training is with joining in marriage fast dolly automobile body includes chassis and shell, the front end left and right sides of chassis articulates there is the front wheel that the axis of rotation extends along the upper and lower direction, and the rear end left and right sides of chassis rotates and installs the rear wheel, and two front wheels are fixedly connected with connecting rod respectively with the rear end of the articulated shaft of chassis, two connecting rod parallel arrangement are equipped with the steering column on the chassis, the both ends of steering column respectively with two the connecting rod articulates, be equipped with the rack section on the steering column, be equipped with the steering wheel on the chassis, the output shaft tip of steering wheel be equipped with rack section engaged gear, be equipped with driving motor on the chassis, driving motor pass through drive mechanism with at least one the rear wheel transmission is connected. The steering mechanism and the driving mechanism of the running training speed matching trolley body are simple in structure, quick in response and low in manufacturing cost; provides hardware support for the speed matching trolley for running training.
Description
Technical Field
The utility model belongs to the technical field of speed matching vehicles, and particularly relates to a speed matching trolley body for running training.
Background
In running training, especially in standard track and field practice, speed control is very important. In long-distance running training, training is performed on a playground runway or other specific routes, and stable speed matching is realized mainly by a trainer grasping or following a speed matching team. The speed endurance training device has the advantages that when the speed endurance training or the speed change training is carried out, the speed perception is changed due to the physical strength change of the device, a trainer is required to frequently observe the speed distribution indication of the trainer, the fluctuation of running speed is easily caused, the physical strength loss is increased, and the training effect is influenced. The speed control requirement on the speed matching team is very high through the speed matching team to take the lead running training, but any team member cannot control the speed very accurately, and the speed matching is always slightly deviated. In order to solve the above problems, a speed distribution vehicle for running training has been developed in the prior art, and the speed distribution vehicle includes a vehicle body and a control system mounted on the vehicle body. It is necessary to develop a speed matching vehicle body with simple structure and low production cost.
Disclosure of Invention
In order to solve the above-mentioned purpose, the utility model provides a kind of running training uses and joins in marriage the fast dolly automobile body.
The utility model relates to a speed matching trolley body for running training, which comprises the following technical scheme:
the utility model provides a running training is with joining in marriage fast dolly automobile body, includes chassis and shell, the front end left and right sides of chassis articulates there is the front wheel that the axis of rotation extends along upper and lower direction, the rear end left and right sides of chassis rotates and installs the rear wheel, two the rear end of front wheel and the articulated shaft of chassis is fixedly connected with connecting rod respectively, two connecting rod parallel arrangement, be equipped with the steering column on the chassis, the both ends of steering column are articulated with two respectively the connecting rod, be equipped with the rack section on the steering column, be equipped with the steering wheel on the chassis, the output shaft tip of steering wheel be equipped with the gear of rack section meshing, be equipped with driving motor on the chassis, driving motor passes through drive mechanism and at least one the rear wheel transmission is connected.
As a further improvement to the technical scheme, the chassis comprises a rear rectangular section, a front rectangular section and an isosceles trapezoid section which are integrally formed, the length direction of the rear rectangular section is the front-back direction, the length direction of the front rectangular section is the left-right direction, the rear end of the width direction of the front rectangular section is connected to the middle position of the front end of the length direction of the front rectangular section, the lower bottom edge of the isosceles trapezoid section is connected to the middle position of the rear end of the width direction of the front rectangular section, the joint of the rear rectangular section and the front rectangular section is in rounded transition, and the joint of the front rectangular section and the isosceles trapezoid section is in rounded transition.
As a further improvement to the technical scheme, the chassis comprises a ring edge encircling the rear rectangular section, the front rectangular section and the isosceles trapezoid section, a rotating shaft with an axis extending along the left-right direction is rotatably arranged on the ring edge at the rear end of the rear rectangular section through a bearing, two rear wheels are fixedly connected to two ends of the rotating shaft, a motor fixing seat for fixing a driving motor is arranged on the rear rectangular section, the transmission mechanism comprises a driving belt wheel, a driven belt wheel and a synchronous belt, the driving belt wheel is fixedly connected to the end part of an output shaft of the driving motor, the driven belt wheel is coaxially and fixedly connected to the rotating shaft, and the synchronous belt is encircling between the driving belt wheel and the driven belt wheel.
As a further improvement to the technical scheme, two hinge lugs which are arranged at intervals in parallel are fixedly connected to the outer walls of the annular edges on the left side and the right side of the rear end of the isosceles trapezoid section respectively, a hinge shaft with an axis extending vertically is hinged between the hinge lugs, a fixing rod is fixedly connected to the outer wall of the hinge shaft, the front wheel is connected to the fixing rod in a rotating mode, and the connecting rod is fixedly connected to the rear end of the hinge shaft.
As a further improvement to the technical scheme, the front end fixedly connected with of back rectangle section is located four spliced poles of motor fixing base front side, four the four corners department of rectangle is arranged respectively to the spliced pole is four through bolt assembly fixedly connected with mounting panel on the spliced pole, be equipped with control circuit board on the mounting panel, steering wheel fixed connection is in the mounting panel front end.
As a further improvement to the technical scheme, a battery positioned at the lower side of the mounting plate is arranged on the rear rectangular section, a speed sensor is arranged on the rear rectangular section, the front end of the isosceles trapezoid section is fixedly connected with a U-shaped support through a support rod, and a first distance sensor is arranged on the support.
As a further improvement of the technical scheme, the shell is fixed on the chassis, the lower end of the shell is located on the annular edge, and the shell is provided with a wheel cover covered on the rear wheel.
As a further improvement to the technical scheme, the left side wall and the right side wall of the shell are provided with second distance sensors, the upper end of the shell is provided with a containing groove, the rear end of the containing groove is hinged with a display screen, a telescopic cylinder for driving the display screen to rotate is arranged in the containing groove, and the rear end of the shell is provided with a lamp strip.
The utility model provides a speed matching trolley body for running training, which has the beneficial effects that compared with the prior art, the speed matching trolley body for running training has the following advantages:
according to the speed matching trolley body for running training, the steering engine, the steering rod and the connecting rods are arranged, the steering engine drives the gear to rotate, the gear drives the steering rod to move, the steering rod drives the two connecting rods to move, and the two connecting rods drive the front wheels to rotate, so that the steering of the trolley body is realized. The running training speed matching trolley is controlled to move in a trolley body by arranging a driving motor, a driving belt wheel, a driven belt wheel and a synchronous belt. The steering mechanism and the driving mechanism of the running training speed matching trolley body are simple in structure, quick in response and low in manufacturing cost; provides hardware support for the speed matching trolley for running training.
The speed matching trolley body for running training is internally provided with the distance sensor, and can guide a trainer to travel according to a specified line during road training, and the function is mainly applicable to running training on safety road sections such as small traffic, inorganic motor cars and the like, and is mainly used for site training. The speed matching trolley body for running training is suitable for daily training of professional runners or professional running teams, is mainly suitable for training of teams, and can improve training quality and training efficiency when the teams need to perform different speed matching or high-frequency training every day, if the speed matching cannot be guided due to serious physical slip of the speed matching person, personal injury and other reasons, or the overall level of the teams cannot meet the requirement of guiding the speed matching. The display screen can be erected or put down by the telescopic cylinder on the running training speed matching trolley body, and is mainly used for displaying training data such as movement time, real-time speed matching, training mileage and the like; the light bar is arranged at the rear part of the car body, and a laser line is drawn at the rear part of the car to prompt the relative distance between a trainer and the speed matching trolley.
Drawings
FIG. 1 is a schematic view of a structure of a running training speed matching trolley body according to the present utility model;
FIG. 2 is a schematic diagram of a second embodiment of the body of the speed-matching trolley for running training of the present utility model;
FIG. 3 is a schematic view of the structure of the running training scooter body (without the shell) of the present utility model;
FIG. 4 is a schematic diagram of a second embodiment of the present utility model of a body (without a housing) of a running training vehicle;
fig. 5 is an enlarged view at a in fig. 4;
FIG. 6 is an enlarged view at B in FIG. 4;
in the figure: 1. a chassis; 2. a housing; 3. a front wheel; 4. a rear wheel; 5. a support rod; 6. a bracket; 7. a first distance sensor; 8. a second distance sensor; 9. a wheel cover; 10. a light bar; 11. a telescopic cylinder; 12. a display screen; 13. a rear rectangular section; 14. a front rectangular section; 15. an isosceles trapezoid segment; 16. a rim; 17. a hinge ear; 18. a hinge shaft; 19. a fixed rod; 20. a connecting rod; 21. a steering lever; 22. a rack section; 23. a gear; 24. steering engine; 25. a connecting column; 26. a mounting plate; 27. a control circuit board; 28. a speed sensor; 29. a driving motor; 30. a rotating shaft; 31. a driving pulley; 32. a driven pulley; 33. a synchronous belt; 34. and a battery.
Detailed Description
The utility model is described in further detail below with reference to the attached drawings and detailed description:
the specific embodiment of the running training speed matching trolley body comprises a chassis 1 and a shell 2, wherein front wheels 3 with rotation axes extending in the up-down direction are hinged to the left side and the right side of the front end of the chassis 1, rear wheels 4 are rotatably arranged on the left side and the right side of the rear end of the chassis 1, connecting rods 20 are fixedly connected to the rear ends of the two front wheels 3 and the hinge shafts 18 of the chassis 1 respectively, the two connecting rods 20 are arranged in parallel, a steering rod 21 is arranged on the chassis 1, two ends of the steering rod 21 are hinged to the two connecting rods 20 respectively, a rack section 22 is arranged on the steering rod 21, a steering engine 24 is arranged on the chassis 1, a gear 23 meshed with the rack section 22 is arranged at the end part of an output shaft of the steering engine 24, a driving motor 29 is arranged on the chassis 1, and the driving motor 29 is in transmission connection with at least one rear wheel 4 through a transmission mechanism.
In this embodiment, the chassis 1 includes an integrally formed rear rectangular section 13, a front rectangular section 14 and an isosceles trapezoid section 15, the length direction of the rear rectangular section 13 is the front-back direction, the length direction of the front rectangular section 14 is the left-right direction, the width direction rear end of the front rectangular section 14 is connected at the middle position of the length direction front end of the front rectangular section 14, the lower bottom edge of the isosceles trapezoid section 15 is connected at the middle position of the width direction rear end of the front rectangular section 14, the joint fillet transition of the rear rectangular section 13 and the front rectangular section 14, and the joint fillet transition of the front rectangular section 14 and the isosceles trapezoid section 15. The chassis 1 comprises a ring edge 16 which is arranged around a rear rectangular section 13, a front rectangular section 14 and an isosceles trapezoid section 15, a rotating shaft 30 with an axis extending along the left-right direction is rotatably arranged on the ring edge 16 at the rear end of the rear rectangular section 13 through a bearing, two rear wheels 4 are fixedly connected to two ends of the two rotating shafts 30, a motor fixing seat for fixing a driving motor 29 is arranged on the rear rectangular section 13, a transmission mechanism comprises a driving belt wheel 31, a driven belt wheel 32 and a synchronous belt 33, the driving belt wheel 31 is fixedly connected to the end part of an output shaft of the driving motor 29, the driven belt wheel 32 is coaxially and fixedly connected to the rotating shaft 30, and the synchronous belt 33 is wound between the driving belt wheel 31 and the driven belt wheel 32.
In this embodiment, two hinge lugs 17 arranged in parallel and at intervals are fixedly connected to the outer walls of the annular rims 16 on the left and right sides of the rear end of the isosceles trapezoid segment 15, a hinge shaft 18 with an axis extending vertically is hinged between the two hinge lugs 17, a fixing rod 19 is fixedly connected to the outer wall of the hinge shaft 18, the front wheel 3 is rotatably connected to the fixing rod 19, and a connecting rod 20 is fixedly connected to the rear end of the hinge shaft 18. The front end of the rear rectangular section 13 is fixedly connected with four connecting columns 25 positioned on the front side of the motor fixing seat, four corners of the rectangle are respectively arranged on the four connecting columns 25, the four connecting columns 25 are fixedly connected with a mounting plate 26 through a bolt assembly, the mounting plate 26 is provided with a control circuit board 27, and the steering engine 24 is fixedly connected to the front end of the mounting plate 26. The rear rectangular section 13 is provided with a battery 34 positioned at the lower side of the mounting plate 26, the rear rectangular section 13 is provided with a speed sensor 28, the front end of the isosceles trapezoid section 15 is fixedly connected with a U-shaped bracket 6 through a support rod 5, and the bracket 6 is provided with a first distance sensor 7. The shell 2 is fixed on the chassis 1, the lower end of the shell 2 is seated on the rim 16, and the shell 2 is provided with a wheel cover 9 covering the rear wheel 4. The left and right side walls of the shell 2 are provided with second distance sensors 8, the upper end of the shell 2 is provided with a containing groove, the rear end of the containing groove is hinged with a display screen 12, a telescopic cylinder 11 for driving the display screen 12 to rotate is arranged in the containing groove, and the rear end of the shell 2 is provided with a lamp strip 10.
According to the speed matching trolley body for running training, the steering engine 24, the steering rod 21 and the connecting rods 20 are arranged, the steering engine 24 drives the gear 23 to rotate, the gear 23 drives the steering rod 21 to move, the steering rod 21 drives the two connecting rods 20 to move, and the two connecting rods 20 drive the front wheels 3 to rotate, so that the steering of the trolley body is realized. The running training speed adjusting trolley according to the present utility model is controlled to move in a vehicle body by providing a driving motor 29, a driving pulley 31, a driven pulley 32, and a timing belt 33. The steering mechanism and the driving mechanism of the running training speed matching trolley body are simple in structure, quick in response and low in manufacturing cost; provides hardware support for the speed matching trolley for running training.
The speed matching trolley body for running training is internally provided with the distance sensor, and can guide a trainer to travel according to a specified line during road training, and the function is mainly applicable to running training on safety road sections such as small traffic, inorganic motor cars and the like, and is mainly used for site training. The speed matching trolley body for running training is suitable for daily training of professional runners or professional running teams, is mainly suitable for training of teams, and can improve training quality and training efficiency when the teams need to perform different speed matching or high-frequency training every day, if the speed matching cannot be guided due to serious physical slip of the speed matching person, personal injury and other reasons, or the overall level of the teams cannot meet the requirement of guiding the speed matching. The display screen can be raised or lowered by the telescopic cylinder 11 on the running training speed matching trolley body, and is mainly used for displaying training data such as movement time, real-time speed matching, training mileage and the like; the light bar 10 is arranged at the rear part of the car body, and laser lines are drawn at the rear part of the car to prompt the relative distance between the trainer and the speed matching trolley. The first distance sensor 7 is mainly used for avoiding obstacles, and when the obstacles exist in the running process, signals are transmitted to the control part, and the control part controls the steering part to carry out avoidance actions such as lane changing, sideslip and the like. The second distance sensor 8 is mainly used for line patrol and route planning, is responsible for identifying runway lines during playground training and identifying road information during road training, controls the speed matching trolley to turn at the corresponding position, and the speed sensor 28 is connected with the driving motor 29, is responsible for sensing the real-time speed of the trolley, calculates accumulated training mileage and the like.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.
Claims (8)
1. The utility model provides a running training is with joining in marriage fast dolly automobile body, its characterized in that includes chassis and shell, the front end left and right sides of chassis articulates there is the front wheel that the axis of rotation extends along upper and lower direction, the rear end left and right sides of chassis rotates and installs the rear wheel, two the rear end of the articulated shaft of front wheel and chassis is fixedly connected with connecting rod respectively, two connecting rod parallel arrangement, be equipped with the steering column on the chassis, the both ends of steering column are articulated with two respectively the connecting rod, be equipped with the rack section on the steering column, be equipped with the steering wheel on the chassis, the output shaft tip of steering wheel be equipped with rack section meshing's gear, be equipped with driving motor on the chassis, driving motor passes through drive mechanism and at least one the rear wheel transmission is connected.
2. The running training is with joining in marriage fast dolly automobile body of claim 1, characterized in that, the chassis includes integrated into one piece's back rectangle section, preceding rectangle section and isosceles trapezoid section, the length direction of back rectangle section is fore-and-aft direction, the length direction of preceding rectangle section is left and right sides direction, preceding rectangle section width direction rear end is connected in the intermediate position of preceding rectangle section length direction front end, isosceles trapezoid section's lower base is connected in the intermediate position of preceding rectangle section width direction rear end, the back rectangle section with preceding rectangle section's junction fillet transition, preceding rectangle section with isosceles trapezoid section's junction fillet transition.
3. The running training is with joining in marriage fast dolly automobile body of claim 2, characterized in that, the chassis includes encircleing the ring edge that back rectangle section, preceding rectangle section and isosceles trapezoid section were arranged, the ring edge of back rectangle section rear end is gone up and is installed the pivot that the axis extends along left and right directions through the bearing rotation, two back wheel fixed connection is at two the both ends of pivot, be equipped with the motor fixing base that is used for fixed driving motor on the back rectangle section, drive mechanism includes driving pulley, driven pulley and hold-in range, driving pulley fixed connection is in driving motor's output shaft tip, driven pulley coaxial fixed connection is in the pivot, the hold-in range is encircleed between driving pulley and the driven pulley.
4. The running training is with joining in marriage fast dolly automobile body of claim 3, characterized in that is located on the outer wall of the ring edge of isosceles trapezoid section rear end left and right sides respectively fixedly connected with two parallel interval arrangement's hinge ear, two articulated have the axis to follow the hinge axle of vertical extension between the hinge ear, fixedly connected with dead lever on the outer wall of hinge axle, front wheel rotating is connected on the dead lever, connecting rod fixed connection is in the hinge axle rear end.
5. The running training is with joining in marriage fast dolly automobile body of claim 3, characterized in that, the front end fixedly connected with of back rectangle section is located four spliced poles of motor fixing base front side, four the spliced poles is arranged the four corners department of rectangle respectively, four fixedly connected with mounting panel through the bolt subassembly on the spliced pole, be equipped with control circuit board on the mounting panel, steering wheel fixed connection is in the mounting panel front end.
6. The running training speed matching trolley body according to claim 5, wherein a battery positioned on the lower side of the mounting plate is arranged on the rear rectangular section, a speed sensor is arranged on the rear rectangular section, the front end of the isosceles trapezoid section is fixedly connected with a U-shaped support through a support rod, and a first distance sensor is arranged on the support.
7. The running training speed matching trolley body according to claim 3, wherein the shell is fixed on the chassis, the lower end of the shell is located on the annular edge, and a wheel cover covering the rear wheel is arranged on the shell.
8. The running training is with joining in marriage fast dolly automobile body of claim 7, wherein be equipped with the second distance sensor on the left and right sides wall of shell, the upper end of shell is equipped with the holding tank, the rear end of holding tank articulates there is the display screen, be equipped with in the holding tank drive display screen pivoted telescopic cylinder, the rear end of shell is equipped with the lamp strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320089689.4U CN219007983U (en) | 2023-01-31 | 2023-01-31 | Speed matching trolley body for running training |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320089689.4U CN219007983U (en) | 2023-01-31 | 2023-01-31 | Speed matching trolley body for running training |
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| Publication Number | Publication Date |
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| CN219007983U true CN219007983U (en) | 2023-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320089689.4U Active CN219007983U (en) | 2023-01-31 | 2023-01-31 | Speed matching trolley body for running training |
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| CN (1) | CN219007983U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117815643A (en) * | 2024-01-22 | 2024-04-05 | 广东海洋大学 | Intelligent running training speed matching trolley |
-
2023
- 2023-01-31 CN CN202320089689.4U patent/CN219007983U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117815643A (en) * | 2024-01-22 | 2024-04-05 | 广东海洋大学 | Intelligent running training speed matching trolley |
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