CN109568992B - Height-adjustable composite stepless running aid - Google Patents
Height-adjustable composite stepless running aid Download PDFInfo
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- CN109568992B CN109568992B CN201811504309.9A CN201811504309A CN109568992B CN 109568992 B CN109568992 B CN 109568992B CN 201811504309 A CN201811504309 A CN 201811504309A CN 109568992 B CN109568992 B CN 109568992B
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63K—RACING; RIDING SPORTS; EQUIPMENT OR ACCESSORIES THEREFOR
- A63K3/00—Equipment or accessories for racing or riding sports
- A63K3/02—Starting-appliances
- A63K3/023—Starting-blocks
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Abstract
The invention provides a height-adjustable composite stepless running aid, which comprises a base, wherein a left sliding block and a right sliding block are correspondingly arranged on the base respectively, the left sliding block and the right sliding block are correspondingly fixed with a left pedal and a right pedal, a controller base is internally provided with a control device, the control device comprises an interface control module, a signal conditioning module, a double-throw switch module, a resistance detection module and a control execution module, when the height needs to be adjusted, the left pedal pad or the right pedal pad is touched by a foot, the double-throw switch module detects whether an electric contact point is initiated from the bottom or from the upper end, a sliding contact is touched according to friction force, the resistance detection module carries out pulse discharge on a sliding resistance sheet to detect the resistance value of the sliding resistance sheet, and when the resistance value is larger than a set threshold value, the control execution module controls the height adjusting device to adjust the left pedal or the right pedal to move upwards or. When the pedal is adjusted, the foot can be adjusted only by sliding from top to bottom on the left pedal pad without leaving the pedal plate, and automatic adjustment is completed.
Description
Technical Field
The invention relates to sports equipment, in particular to a running aid, and particularly relates to a height-adjustable composite stepless running aid.
Background
At present, with the trend of global fitness, in the spirit of 'faster, higher and stronger' of Olympic games, the development of sports in some universities and universities is strengthened, sports meetings are held in succession, the devices required during running competition are running aids, particularly the sprint competitions of 100 meters, 200 meters and the like, the number of people participating in the competition is large, and a large amount of time and manpower are spent on adjusting the running aids during starting, so that the competition efficiency of the sports meetings is reduced.
In the prior art, for example, patent No. CN201410121314.7 discloses a height-adjustable composite stepless running aid, which comprises a fixed underframe, underframe fixing seats, pedals, a pedal bottom plate, and first, second, and third connecting pins, and is characterized in that a plurality of fixed underframe clamping tables are uniformly arranged on two sides of a rectangular fixed underframe in the forward direction, a pedal bottom plate clamping groove is formed between every two fixed underframe clamping tables, inserting blocks are arranged on two sides of the pedal bottom plate in the forward direction corresponding to the pedal bottom plate clamping grooves, the pedal bottom plate is inserted into the fixed underframe by the inserting blocks, the right end head of the fixed underframe is provided with the underframe fixing seat, the underframe fixing seat is provided with an underframe fixing hole, the left end head of the pedal bottom plate is fixedly provided with a pedal bottom plate pin shaft inserting sleeve, the pedal bottom plate and the pedal bottom plate corresponding side are provided with pedal bottom plate pin shaft inserting sleeves in an inserting way, the pedal bottom plate and the pedal bottom plate are connected together through a, the pedal bottom plate is hinged with a cylinder by a cylinder base and a connecting pin shaft I, the cylinder is provided with a partition layer with a vent hole in the middle at the lower part in a cylinder body, a cylinder bottom cover is fixedly and hermetically arranged at the lower part of the cylinder body, a spring II is transversely arranged in a space between the partition layer and the cylinder bottom cover, the cylinder body wall at the right end of the spring II is provided with an inflation hole, a one-way ball valve is arranged in the inflation hole, the right end of the spring II presses the one-way ball valve to seal the inflation hole, the left end of the spring II is connected with the inner end surface of a plunger, the plunger rod extends out of the cylinder body wall, the extending end of the plunger rod is fixedly connected with the lower end of an operating handle, the upper part of the operating handle is connected with the outer wall of the cylinder body by an operating handle limiting seat, the lower end of the spring I is fixed at the partition layer in, the cylinder piston rod extends out of the upper cover of the cylinder through sealing, and the cylinder piston rod is connected below the pedal plate through a cylinder upper seat and a connecting pin shaft in a three-hinged mode.
It adopts the cylinder, and spring adjustment structure can realize stepless adjustment height, and the governing speed is fast, saves the time that the match was prepared, and specially adapted folk sports can the sprint match.
Although the stepless height adjustment can be realized, the adjustment needs to be carried out manually, and a foot needs to be placed on the pedal for repeated tests to see whether the height adjustment is reasonable or not, so that the time cannot be saved actually, and the adjustment is not accurate.
Disclosure of Invention
In view of the above, the main objective of the present invention is to provide a height-adjustable composite stepless starting device.
The specific scheme adopted is as follows:
a height-adjustable composite stepless running-up device comprises
The base is formed by a bottom plate, a left side plate and a right side plate which are arranged on the bottom plate into a groove shape;
the left side plate and the right side plate are respectively and correspondingly provided with a left slide block and a right slide block which are correspondingly fixed with the left pedal and the right pedal,
a controller base, a control device is arranged in the controller base, the control device comprises an interface control module, a signal conditioning module, a double-throw switch module, a resistance detection module, a control execution module, and a power supply device is arranged in the control device,
the left pedal and the right pedal are correspondingly provided with a left pedal pad and a right pedal pad, the bottoms of the left pedal pad and the right pedal pad are respectively provided with a sliding resistance sheet, the sliding resistance sheets are provided with a plurality of sliding contacts, the sliding contacts are respectively connected with a resistance detection module and a power supply device, the left pedal and the right pedal are also provided with a height adjusting device, when the height needs to be adjusted, the feet touch the left pedal pad or the right pedal pad, the double-throw switch module detects whether a starting point is initiated from the bottom or from the upper end, the sliding contacts are touched according to friction force, the resistance detection module performs pulse discharge on the sliding resistance sheet to detect the resistance value of the sliding resistance sheet, and when the resistance value is larger than a set threshold value, the control execution module controls the height adjusting device to adjust the left pedal pad or the right pedal pad to move upwards or downwards.
Furthermore, the double-throw switch module is used for being connected to the bottom end and the upper end of the sliding resistance sheet and is respectively and independently connected with the sliding contact arranged at the bottom and the sliding contact arranged at the upper end in a corresponding mode, when the starting point is the sliding contact arranged at the upper end, the upper switch of the double-throw switch module is opened, the lower switch is closed, at the moment, the sliding contact is triggered according to friction force, the resistance detection module carries out pulse discharge on the sliding resistance sheet to detect the resistance value of the sliding resistance sheet, and when the resistance value is larger than a set threshold value, the control execution module controls the height adjusting device to adjust the left pedal or the right pedal to move upwards by one height; when the starting point is a sliding contact arranged at the lower end, the lower switch of the double-throw switch module is opened, the upper switch is closed, at the moment, the sliding contact is touched according to friction force, the resistance detection module discharges pulses to the sliding resistance sheet to detect the resistance value of the sliding resistance sheet, and when the resistance value is larger than a set threshold value, the control execution module controls the height adjusting device to adjust the left pedal or the right pedal to move downwards by one height.
Further, the interface control module is used for distinguishing an uplink signal and a downlink signal of a resistance value generated by the sliding resistance sheet detected by the transmission resistance detection module, and the uplink signal and the downlink signal respectively correspond to an upper switch and a lower switch of the double-throw switch module.
Further, the signal conditioning module processes the uplink signal and the downlink signal to convert the uplink signal and the downlink signal into analog signals, compares the analog signals with a set threshold value according to the difference between the uplink signal and the downlink signal, and sends a conditioning result signal to the interface control module.
Further, a height adjusting switch button is further arranged on the controller base and used for connection opening and closing between the power supply device and the sliding resistance card.
Furthermore, the left sliding block and the right sliding block are correspondingly fixed with the left screw rod and the right screw rod, the left screw rod and the right screw rod are correspondingly fixed with the left air cylinder and the right air cylinder, and the left air cylinder and the right air cylinder are fixed on the controller base.
Furthermore, a left signal receiving plate is arranged on the inner side of the left sliding block, and a left photoelectric switch is arranged at the bottom of the left signal receiving plate;
and a right signal receiving plate is arranged on the inner side of the right sliding block, and a right photoelectric switch is arranged at the bottom of the right signal receiving plate.
Furthermore, a plurality of left mounting grooves with the same arrangement distance are formed in the left side plate, an inwardly inclined LED direct-emitting lamp is arranged in each left mounting groove, and the LED direct-emitting lamp can be shielded by the left signal receiving plate;
the right side plate is provided with a plurality of right mounting grooves with equal arrangement intervals, the right mounting groove is internally provided with an inward inclined LED direct-emitting lamp, and the LED direct-emitting lamp can shield light beams generated by the right signal receiving plate;
the bottom plate is provided with a graduated scale which is arranged between the two left mounting grooves or between the two right mounting grooves.
Furthermore, the left pedal comprises a left base arranged at the bottom and a left hinge part arranged on the left base, the upper end of the left hinge part is connected with the left pedal plate, the left pedal pad is arranged on the left pedal plate, a sliding resistance sheet is arranged between the left pedal pad and the left pedal plate,
the inner side of the left pedal plate is provided with a left height adjusting cylinder which is fixed on a left cylinder fixing seat, the left cylinder fixing seat is fixed on a left base, the left pedal plate is also connected with a left moving plate, the bottom of the left moving plate is movably connected with a plurality of left adjusting clamping grooves which are arranged at the rear end of the left base and have the same interval,
a left connecting part is arranged between the left pedal plate and the left moving plate;
the right pedal comprises a right base arranged at the bottom and a right hinge part arranged on the right base, the upper end of the right hinge part is connected with the right pedal plate, a right pedal pad is arranged on the right pedal plate, a sliding resistance sheet is arranged between the right pedal pad and the right pedal plate,
the inner side of the right pedal plate is provided with a right height adjusting cylinder which is fixed on a right cylinder fixing seat, the right cylinder fixing seat is fixed on a right base, the right pedal plate is also connected with a right moving plate, the bottom of the right moving plate is movably connected with a plurality of right adjusting clamping grooves which are arranged at the rear end of the right base and have the same interval,
and a right connecting part is arranged between the right pedal plate and the right moving plate.
Furthermore, a key board for controlling the moving distance of the left air cylinder and the right air cylinder is arranged on the controller base.
The invention has the beneficial effects that:
compared with the traditional technology, the invention touches the left pedal pad or the right pedal pad by feet, the double-throw switch module detects whether an electric contact point is initiated from the bottom or the upper end, the sliding contact is touched according to friction force, the resistance detection module carries out pulse discharge on the sliding resistance sheet to detect the resistance value of the sliding resistance sheet, when the resistance value is larger than a set threshold value, the control execution module controls the height adjusting device to adjust the left pedal or the right pedal to move up or down by one height, the feet can be adjusted only by sliding from top to bottom or from bottom to top on the left pedal pad or the right pedal pad, and automatic adjustment is finished without leaving the pedal plate. After the adjustment is completed, the height adjusting switch button is turned off, and the adjusting signal cannot be triggered.
The invention also provides a method for controlling the distance of the front and back movement of the left pedal or the right pedal by the key board of the left cylinder and the right cylinder, wherein the key board is provided with a key for controlling the LED direct light.
Drawings
FIG. 1 is a schematic side view of the present invention;
FIG. 2 is a schematic elevation view of the present invention;
FIG. 3 is a schematic view of the left foot support of the present invention;
FIG. 4 is a schematic view of a portion of the left foot support of the present invention;
fig. 5 is a layout diagram of the key sheet in the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 5, the present invention provides a height-adjustable composite stepless starting device comprising
A base, which is a groove type formed by a bottom plate, a left side plate 3 and a right side plate arranged on the bottom plate;
the left side plate 3 and the right side plate are respectively and correspondingly provided with a left slide block 61 and a right slide block 71, the left slide block 61 and the right slide block 71 are correspondingly fixed with a left pedal 6 and a right pedal 7, the left slide block 61 and the right slide block 71 are also correspondingly fixed with a left screw rod 50 and a right screw rod 51, the left screw rod 50 and the right screw rod 51 are correspondingly fixed with a left air cylinder 2 and a right air cylinder 20, and the left air cylinder 2 and the right air cylinder 20 are fixed on the controller base 1.
A left signal receiving plate 62 is arranged on the inner side of the left sliding block 61, and a left photoelectric switch is arranged at the bottom of the left signal receiving plate 62; a plurality of left mounting grooves 4 with equal arrangement intervals are formed in the left side plate 3, left supports 30 are arranged on two sides of each left mounting groove 4, an inwardly inclined LED direct-emitting lamp is arranged in each left mounting groove 4, and the LED direct-emitting lamp can be shielded by the left signal receiving plate 62;
a right signal receiving plate 72 is arranged on the inner side of the right sliding block 71, a right photoelectric switch is arranged at the bottom of the right signal receiving plate 72, a plurality of right mounting grooves 40 with equal arrangement intervals are formed in the right side plate, right supports 31 are arranged on two sides of each right mounting groove 40, an inward-inclined LED direct-emitting lamp is arranged in each right mounting groove, and the LED direct-emitting lamp can shield light beams generated by the right signal receiving plate;
be provided with scale 9 on the bottom plate, scale 9 sets up between two left mounting grooves or between two right mounting grooves.
Referring to fig. 5, the present invention also provides a key board for controlling the distance of the left foot support 6 or the right foot support 7 moving back and forth by the distance of the left cylinder 2 and the right cylinder 20, and the key board is provided with a key for controlling the LED direct light, such as the key is a key for controlling the LED direct light when the vehicle moves forward
Or when backing, the key is
When a distance needs to be moved backwards, a button needing to adjust the air cylinder is pressed down, the left side or the right side is still, an LED direct-emitting lamp on the rear side or the front side of the LED direct-emitting lamp is turned on according to the current position of the left pedal or the right pedal after the button is pressed down, the air cylinder is started to move backwards or move forwards, and when the photoelectric switch receives a shielded light beam, the air cylinder is turned off. For example, the left foot is placed on the corresponding
In the position of (2), it is required to move backward by oneA distance, then press down directly
And (4) finishing.
The invention also comprises a controller base 1, a control device is arranged in the controller base, the control device comprises an interface control module, a signal conditioning module, a double-throw switch module, a resistance detection module and a control execution module, and a power supply device is arranged in the control device.
The left pedal 6 and the right pedal 7 are correspondingly provided with a left pedal pad 60 and a right pedal pad 70, the bottoms of the left pedal pad 60 and the right pedal pad 70 are both provided with a sliding resistance sheet, the sliding resistance sheet is provided with a plurality of sliding contacts 64, the sliding contacts 64 are respectively connected with a resistance detection module and a power supply device, the left pedal 6 and the right pedal 7 are also provided with a height adjusting device, when the height needs to be adjusted, the feet touch the left pedal pad 60 or the right pedal pad 70, the double-throw switch module detects whether a starting point is initiated from the bottom or from the upper end, the sliding contacts are touched according to friction force, the resistance detection module performs pulse discharge on the sliding resistance sheet to detect the resistance value of the sliding resistance sheet, and when the resistance value is larger than a set threshold value, the control execution module controls the height adjusting device to adjust the left pedal pad 60 or the right pedal pad to move up or down by.
The double-throw switch module is used for being connected with the bottom end and the upper end of the sliding resistance sheet and is respectively and independently connected with the sliding contact arranged at the bottom and the sliding contact 64 arranged at the upper end correspondingly, when the starting point is the sliding contact 64 arranged at the upper end, the upper switch of the double-throw switch module is opened, the lower switch is closed, at the moment, the sliding contact 64 is touched according to friction force, the resistance detection module carries out pulse discharge on the sliding resistance sheet to detect the resistance value of the sliding resistance sheet, and when the resistance value is larger than a set threshold value, the control execution module controls the height adjusting device to adjust the left pedal 6 or the right pedal 7 to move upwards by a height; when the starting point is the sliding contact 64 arranged at the lower end, the lower switch of the double-throw switch module is opened, the upper switch is closed, at the moment, the sliding contact 64 is touched according to friction force, the resistance detection module discharges pulses to the sliding resistance sheet to detect the resistance value of the sliding resistance sheet, and when the resistance value is larger than a set threshold value, the control execution module controls the height adjusting device to adjust the left pedal 6 or the right pedal 7 to move downwards by one height.
In the foregoing, the interface control module is configured to distinguish an uplink signal and a downlink signal of a resistance value generated by the sliding resistance sheet detected by the transmission resistance detection module, where the uplink signal and the downlink signal respectively correspond to an upper switch and a lower switch of the double-throw switch module.
In the above, the signal conditioning module processes the uplink signal and the downlink signal to convert the uplink signal and the downlink signal into analog signals, compares the analog signals with the set threshold values according to the difference between the uplink signal and the downlink signal, and sends a conditioning result signal to the interface control module.
In the foregoing, a height adjustment switch button is further disposed on the controller base, and the height adjustment switch button is used for connection between the power supply device and the sliding resistance card to be opened and closed.
In the above, the left foot support 6 comprises a left base 68 arranged at the bottom, a left hinge 67 arranged on the left base 68, the upper end of the left hinge 67 is connected with the left pedal 63, the left pedal pad 60 is arranged on the left pedal 63, a sliding resistance sheet is arranged between the left pedal pad and the left pedal,
the inner side of the left pedal 63 is provided with a left height adjusting cylinder 66, the left height adjusting cylinder 66 is fixed on a left cylinder fixing seat 65, the left cylinder fixing seat 65 is fixed on a left base 68, the left pedal 63 is also connected with a left moving plate 69, the bottom of the left moving plate 69 is movably connected with a plurality of left adjusting clamping grooves 601 which are arranged at the rear end of the left base 68 and have the same arrangement interval,
a left connecting part 600 is arranged between the left pedal 63 and the left moving plate 69;
the right pedal 7 comprises a right base arranged at the bottom and a right articulated part arranged on the right base, the upper end of the right articulated part is connected with a right pedal plate, a right pedal pad is arranged on the right pedal plate, a sliding resistance sheet is arranged between the right pedal pad 70 and the right pedal plate,
the inner side of the right pedal plate is provided with a right height adjusting cylinder which is fixed on a right cylinder fixing seat, the right cylinder fixing seat is fixed on a right base, the right pedal plate is also connected with a right moving plate, the bottom of the right moving plate is movably connected with a plurality of right adjusting clamping grooves which are arranged at the rear end of the right base and have the same interval,
and a right connecting part is arranged between the right pedal plate and the right moving plate.
When the height is adjusted, taking the left pedal 6 as an example of adjusting a height upwards, the height adjusting switch button is firstly started, the left foot slides from top to bottom, the sliding contacts are touched according to friction force, the resistance detection module performs pulse discharge on the sliding resistance sheet to detect the resistance value of the sliding resistance sheet, the resistance value is determined by sliding through a plurality of sliding contacts, when the resistance value is larger than a set threshold value, the control execution module controls the left height adjusting cylinder 66 to adjust the left pedal to move upwards by a certain height, meanwhile, the left pedal 63 drives the left moving plate 69 to move, the left moving plate 69 moves inwards by a certain position and is clamped in the left adjusting clamping groove 601 at the certain position, and when the height is adjusted, the foot only needs to slide from top to bottom on the left pedal pad to adjust without leaving the pedal pad, and automatic adjustment is completed. After the adjustment is completed, the height adjusting switch button is turned off, and the adjusting signal cannot be triggered.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (10)
1. A height-adjustable composite stepless running aid is characterized by comprising
The base is formed by a bottom plate, a left side plate and a right side plate which are arranged on the bottom plate into a groove shape;
the left side plate and the right side plate are respectively and correspondingly provided with a left slide block and a right slide block which are correspondingly fixed with the left pedal and the right pedal,
a controller base, a control device is arranged in the controller base, the control device comprises an interface control module, a signal conditioning module, a double-throw switch module, a resistance detection module, a control execution module, and a power supply device is arranged in the control device,
the left pedal and the right pedal are correspondingly provided with a left pedal pad and a right pedal pad, the bottoms of the left pedal pad and the right pedal pad are respectively provided with a sliding resistance sheet, the sliding resistance sheets are provided with a plurality of sliding contacts, the sliding contacts are respectively connected with a resistance detection module and a power supply device, the left pedal and the right pedal are also provided with a height adjusting device, when the height needs to be adjusted, the feet touch the left pedal pad or the right pedal pad, the double-throw switch module detects whether a starting point is initiated from the bottom or from the upper end, the sliding contacts are touched according to friction force, the resistance detection module performs pulse discharge on the sliding resistance sheet to detect the resistance value of the sliding resistance sheet, and when the resistance value is larger than a set threshold value, the control execution module controls the height adjusting device to adjust the left pedal pad or the right pedal pad to move upwards or downwards.
2. The height-adjustable composite stepless starting device according to claim 1, wherein the double-throw switch module is used for connecting the bottom end and the upper end of the sliding resistance sheet, and is respectively and independently connected with the sliding contact arranged at the bottom and the sliding contact arranged at the upper end, when the starting point is the sliding contact arranged at the upper end, the upper switch of the double-throw switch module is opened, the lower switch is closed, at this time, the sliding contact is triggered according to friction force, the resistance detection module discharges pulses to the sliding resistance sheet to detect the resistance value, and when the resistance value is larger than a set threshold value, the control execution module controls the height adjustment device to adjust the left pedal or the right pedal to move up by one height; when the starting point is a sliding contact arranged at the lower end, the lower switch of the double-throw switch module is opened, the upper switch is closed, at the moment, the sliding contact is touched according to friction force, the resistance detection module discharges pulses to the sliding resistance sheet to detect the resistance value of the sliding resistance sheet, and when the resistance value is larger than a set threshold value, the control execution module controls the height adjusting device to adjust the left pedal or the right pedal to move downwards by one height.
3. The height-adjustable composite stepless starting device according to claim 1, wherein said interface control module is used for distinguishing an up signal and a down signal of a resistance value generated by said sliding resistance sheet detected by said transmission resistance detection module, said up signal and said down signal respectively correspond to an upper switch and a lower switch of said double throw switch module.
4. The height-adjustable compound stepless starting block according to claim 1, wherein the signal conditioning module processes the uplink signal and the downlink signal to convert them into analog signals, compares the analog signals with the set thresholds respectively according to the difference between the uplink signal and the downlink signal, and sends the conditioning result signal to the interface control module.
5. The height-adjustable composite stepless starting device according to claim 1, wherein a height adjusting switch button is further provided on said controller base, and said height adjusting switch button is used for opening and closing the connection between the power supply device and the sliding resistance sheet.
6. The height-adjustable composite stepless starting block of claim 1, wherein said left slider and right slider are further fixed with left screw rod and right screw rod correspondingly, left screw rod and right screw rod are fixed with left cylinder and right cylinder correspondingly, left cylinder and right cylinder are fixed on the controller base.
7. The height-adjustable compound stepless starting device according to claim 1 or 6, wherein a left signal receiving plate is arranged on the inner side of the left slider, and a left photoelectric switch is arranged at the bottom of the left signal receiving plate;
and a right signal receiving plate is arranged on the inner side of the right sliding block, and a right photoelectric switch is arranged at the bottom of the right signal receiving plate.
8. The height-adjustable composite stepless starting block according to claim 1, wherein a plurality of left mounting grooves with the same arrangement distance are arranged on the left side plate, an inwardly inclined LED direct light is arranged in the left mounting groove, and the LED direct light can be shielded by the left signal receiving plate;
the right side plate is provided with a plurality of right mounting grooves with equal arrangement intervals, the right mounting groove is internally provided with an inward inclined LED direct-emitting lamp, and the LED direct-emitting lamp can shield light beams generated by the right signal receiving plate;
the bottom plate is provided with a graduated scale which is arranged between the two left mounting grooves or between the two right mounting grooves.
9. The height adjustable compound stepless booster according to claim 1 or 2, wherein said left foot support comprises a left base installed at the bottom, a left hinge part installed on the left base, the upper end of the left hinge part is connected with a left pedal plate, a left pedal pad is installed on the left pedal plate, a sliding resistance sheet is installed between the left pedal pad and the left pedal plate,
the inner side of the left pedal plate is provided with a left height adjusting cylinder which is fixed on a left cylinder fixing seat, the left cylinder fixing seat is fixed on a left base, the left pedal plate is also connected with a left moving plate, the bottom of the left moving plate is movably connected with a plurality of left adjusting clamping grooves which are arranged at the rear end of the left base and have the same interval,
a left connecting part is arranged between the left pedal plate and the left moving plate;
the right pedal comprises a right base arranged at the bottom and a right hinge part arranged on the right base, the upper end of the right hinge part is connected with the right pedal plate, a right pedal pad is arranged on the right pedal plate, a sliding resistance sheet is arranged between the right pedal pad and the right pedal plate,
the inner side of the right pedal plate is provided with a right height adjusting cylinder which is fixed on a right cylinder fixing seat, the right cylinder fixing seat is fixed on a right base, the right pedal plate is also connected with a right moving plate, the bottom of the right moving plate is movably connected with a plurality of right adjusting clamping grooves which are arranged at the rear end of the right base and have the same interval,
and a right connecting part is arranged between the right pedal plate and the right moving plate.
10. The height-adjustable compound stepless starting device according to claim 1, wherein a key board for controlling the moving distance of the left and right cylinders is provided on the controller base.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811504309.9A CN109568992B (en) | 2018-12-10 | 2018-12-10 | Height-adjustable composite stepless running aid |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811504309.9A CN109568992B (en) | 2018-12-10 | 2018-12-10 | Height-adjustable composite stepless running aid |
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| CN109568992A CN109568992A (en) | 2019-04-05 |
| CN109568992B true CN109568992B (en) | 2020-01-17 |
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| CN110508013B (en) * | 2019-08-19 | 2020-10-27 | 郑州职业技术学院 | Running aid and method for physical training sprint |
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| CN102814032A (en) * | 2011-06-07 | 2012-12-12 | 瑞士时序有限公司 | Starting device for a competitor in sports competition |
| US9149700B1 (en) * | 2013-09-10 | 2015-10-06 | Joseph Green | Quick start to drive force |
| CN105662368A (en) * | 2016-03-04 | 2016-06-15 | 中国科学院微电子研究所 | Traditional Chinese medicine pulse-taking sensor, traditional Chinese medicine pulse-taking diagnosis and treatment system and a health service platform |
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