CN210543249U

CN210543249U - Periodic forward pedal type device

Info

Publication number: CN210543249U
Application number: CN201920539441.7U
Authority: CN
Inventors: 熊德江
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-19
Filing date: 2019-04-19
Publication date: 2020-05-19
Anticipated expiration: 2029-04-19

Abstract

The utility model discloses the device discloses a periodic antedisplacement footboard formula device, the bottom plate board is that the slope of high back low places in advance, the driven shaft is installed to the bottom plate board rear end both ends hole inslot, sliding fit's sliding support is installed perpendicularly to the epaxial input sprocket tooth end of driving, the fixed welding of sliding support bottom portion is epaxial at the sliding guide wheel, the equal fixed mounting in sliding guide wheel both ends has independent slip guide pulley, the welding has supplementary carriage on the sliding support rear end face, the perpendicular axletree board of supplementary carriage passes through the slip cap cooperation and installs the hole inslot at the accessory plate, the fixed welding of accessory plate is on the terminal surface before the bottom plate board, driving shaft and driven sprocket cooperation position hole inslot are provided with one-way bearing. Has the advantages that: through the preset design of the pedal device with a high front part and a low back part, the sliding support is meshed with the input chain wheel and is matched with the one-way bearing arranged in the driven chain wheel, the backward movement-free performance of retraction is ensured, and therefore the pedal device only moves forwards periodically in the whole implementation process.

Description

Periodic forward pedal type device

Technical Field

The utility model belongs to the sports equipment field, concretely relates to periodic antedisplacement footboard formula device.

Background

With the rapid development of economy and the continuous improvement of science and technology, people increasingly love sports day by day, people pursue more strongly for health and hobby, and pedal type sports are getting hot on streets and alleys and all large square platforms day by day, especially are popular for teenagers, and have a little labouring for the learning of children below the teenagers, and after all, the scooter is a mobile sports device, so that the situations of scratch, fall, trip and the like are easy to occur, and certain negative effects are exerted on the learning and growth of the children, so that the design of a simple and elegant slide plate advancing device is also a mode conforming to the physical and mental health development of the children.

Disclosure of Invention

To above not enough, the utility model discloses the device provides a periodic antedisplacement footboard formula device.

The utility model discloses the technical scheme that its technical problem was solved to the device adopted is: the structure mainly comprises a support plate, an underframe plate, a sliding support and a driven sprocket, wherein the support plate is a square frame plate structure, a pedal is fixedly arranged at the top end of the support plate, frame plates at the bottom end of the support plate are all welded on the underframe plate, the underframe plate is obliquely placed in advance with a high front part and a low rear part, driven shafts are arranged in hole grooves at two ends of the rear end part of the underframe plate, a forward wheel and a forward sprocket are arranged on the driven shafts, a driving shaft is arranged in a hole groove at the front end part of the underframe plate, an input sprocket and a driven sprocket are arranged on the driving shaft, and a transmission chain for rotation transmission is arranged between the; the input chain wheel sprocket end on the driving shaft is perpendicularly installed with sliding fit's sliding support, sliding support bottom end portion fixed welding is on the sliding guide shaft, the equal fixed mounting in sliding guide shaft both ends has independent sliding guide, the welding has supplementary carriage on the sliding support rear end face, the perpendicular axial lamella of supplementary carriage passes through the sliding sleeve cooperation and installs in the hole groove of accessory plate, the accessory plate fixed welding is on the terminal surface before the bottom plate board, the driving shaft is provided with one-way bearing with driven sprocket cooperation position hole inslot.

The specific implementation mode is as follows: the frame plate is a square frame plate structure, the whole structure is supported, the pedal is fixedly installed at the top end of the frame plate, the frame plate at the bottom end of the frame plate is welded on the bottom frame plate, two support shafts are arranged in the middle of the bottom frame plate, the bottom frame plate is obliquely placed in a manner that the front part is high in the front and the rear part is low in the rear, when a person steps on the pedal, pressure can be applied to the pre-tilted front end part of the pedal in real time, the sliding support moves upwards at the moment, the input chain wheel on the driving shaft is matched with the sliding support shaft, the input chain wheel rotates, the one-way bearing in the hole groove of the driven chain wheel is in a clamping state, the driven chain wheel on the driving shaft is driven to rotate, the driven chain wheel and the advancing chain wheel are; when a person withdraws pressure at the front end of the pedal, the sliding support slides through the sliding sleeve, the relative position moves downwards, the tooth end is matched to drive the input chain wheel to rotate reversely, at this time, although the driving shaft rotates, the driven chain wheel and the one-way bearing are in an independent free rotation state, the rotation kinetic energy is not transmitted to the driven chain wheel, so that chain transmission is not generated, the pedal device does not move backwards, the sliding guide wheel shaft and the sliding guide wheel play a role in auxiliary support, and the pedal device only moves forwards in the whole implementation process.

In order to better exert the sliding effect of the device, the reference circle diameter of the driven chain wheel is larger than that of the advancing chain wheel, so that the whole device moves downwards for a certain distance and advances for a larger distance.

In order to better exert the sliding effect of the device, an auxiliary sliding frame is welded on the rear end face of the sliding support, a vertical shaft plate of the auxiliary sliding frame is installed in a hole groove of the auxiliary plate in a matching mode through a sliding sleeve, and the auxiliary plate is fixedly welded on the front end face of the bottom frame plate, so that the relative position of the sliding support and the input chain wheel is fixed through the auxiliary plate and keeps continuous meshing matching.

The utility model discloses the technical scheme who provides of device is useful: through the preset design of the pedal device with a high front and a low back, the front end is continuously and periodically pressed by a person stepping on the pedal, the sliding support is meshed with the input chain wheel to be matched with the input chain wheel, so that the vertical movement kinetic energy is converted into the forward rotation kinetic energy of the pedal, and the backward movement-free performance of the withdrawing is ensured by matching with the one-way bearing arranged in the driven chain wheel, so that the pedal device only periodically moves forward in the whole implementation process.

Drawings

The device of the present invention will be further explained with reference to the drawings and the embodiments.

Fig. 1 is a front view of a periodically advancing pedal device of the present invention;

fig. 2 is a top view of a periodically advancing pedal device of the present invention;

fig. 3 is a partial enlarged view of a periodically advancing pedal device of the present invention.

1. The novel bicycle comprises a pedal, 2 parts of a support plate, 3 parts of a forward wheel, 4 parts of a forward chain wheel, 5 parts of a transmission chain, 6 parts of a bottom frame plate, 7 parts of a sliding support, 8 parts of a sliding guide wheel, 9 parts of an auxiliary sliding frame, 10 parts of an input chain wheel, 11 parts of a driven chain wheel, 12 parts of an auxiliary plate, 13 parts of a sliding guide wheel shaft, 14 parts of a driving shaft, 15 parts of a supporting shaft, 16 parts of a driven shaft, 17 parts of a one-way bearing and 18 parts of a sliding sleeve.

Detailed Description

As shown in fig. 1-3, the structure mainly comprises a support plate 2, a bottom frame plate 6, a sliding support 7 and a driven sprocket 11, wherein the support plate 2 is a square frame plate structure, a pedal 1 is fixedly installed at the top end of the support plate, the bottom frame plate of the support plate 2 is welded on the bottom frame plate 6, two support shafts 15 are arranged in the middle of the bottom frame plate 6, the bottom frame plate 6 is pre-arranged in an inclined manner with a high front part and a low rear part, driven shafts 16 are installed in holes at two ends of the rear end part of the bottom frame plate 6, a forward wheel 3 and a forward sprocket 4 are installed on the driven shafts 16, a driving shaft 14 is installed in the hole groove at the front end part of the bottom frame plate 6, an input sprocket 10 and the driven sprocket 11 are installed on the driving shaft 14, and a transmission chain 5; the input chain wheel 10 sprocket end on the driving shaft 14 is installed with sliding fit's sliding support 7 perpendicularly, sliding support 7 bottom end portion fixed welding is on the slip guide wheel axle 13, the equal fixed mounting in slip guide wheel 8 of slip guide wheel axle 13 both ends, the welding has supplementary carriage 9 on the sliding support 7 rear end face, the perpendicular axial lamella of supplementary carriage 9 passes through the sliding sleeve 18 cooperation and installs in the hole groove of accessory plate 12, accessory plate 12 fixed welding is on the preceding terminal surface of bottom plate board 6, be provided with one-way bearing 17 in driving shaft 14 and the driven chain wheel 11 cooperation position hole groove.

The specific implementation mode is as follows: the support plate 2 is a square frame plate structure, the whole structure is supported, the pedal 1 is fixedly installed at the top end, the frame plate at the bottom end of the support plate 2 is welded on the bottom frame plate 6, two support shafts 15 are arranged in the middle of the bottom frame plate 6, the bottom frame plate 6 is obliquely placed in advance with the front higher than the rear lower, when a person steps on the pedal 1, pressure can be applied to the pre-tilted front end part of the pedal in real time, the sliding support 7 moves upwards, the input chain wheel 10 on the driving shaft 14 is matched with the input chain wheel 10, so that the input chain wheel 10 rotates, and the one-way bearing 18 in the hole groove of the driven chain wheel 11 is in a clamping state, so that the driven chain wheel 11 on the driving shaft 14 is driven to rotate, the driven chain wheel 11 and the advancing chain wheel 4 are driven to rotate through chain transmission to transmit kinetic energy; when a person withdraws to press the front end of the pedal 1, the sliding support 7 slides through the sliding sleeve 18, the relative position moves downwards, the tooth end is matched to drive the input chain wheel 10 to rotate reversely, at this time, although the driving shaft 14 rotates, the driven chain wheel 11 and the one-way bearing 17 are in an independent free rotation state, the rotation kinetic energy is not transmitted to the driven chain wheel 11, so that the chain transmission is not generated, the pedal device does not move backwards, and the pedal device only moves forwards in the whole implementation process.

In order to better exert the sliding effect of the device, the diameter of the reference circle of the driven chain wheel 11 is larger than that of the advancing chain wheel 4, so that the whole device moves downwards for a certain distance and advances for a larger distance.

In order to better exert the sliding effect of the device, an auxiliary sliding frame 9 is welded on the rear end face of a sliding support 7, a vertical shaft plate of the auxiliary sliding frame 9 is installed in a hole groove of an auxiliary plate 12 in a matched mode through a sliding sleeve 18, the auxiliary plate 12 is fixedly welded on the front end face of a base plate 6, and therefore the relative position of the sliding support 9 and the input chain wheel 10 is fixed through the auxiliary plate 12 and keeps continuous meshing fit.

Claims

1. The utility model provides a periodic antedisplacement footboard formula device, mainly includes mounting panel, chassis board, sliding support, driven sprocket, its characterized in that: the support plate is a square support plate structure, a pedal is fixedly mounted at the top end of the square support plate, the support plate at the bottom end of the support plate is welded on the bottom support plate, the bottom support plate is pre-placed in a mode of inclining forwards and backwards, two support shafts are arranged in the middle of the bottom support plate, driven shafts are mounted in holes at two ends of the rear end of the bottom support plate, a forward wheel and a forward chain wheel are mounted on the driven shafts, a driving shaft is mounted in a hole groove at the front end of the bottom support plate, an input chain wheel and a driven chain wheel are mounted on the driving shaft, and a transmission chain for transmission in a.

2. A cyclically advancing pedal device according to claim 1 wherein: the input chain wheel sprocket end on the driving shaft is perpendicularly installed with sliding fit's sliding support, and sliding support bottom end portion fixed welding is on the sliding guide shaft, and sliding guide shaft both ends all fixed mounting have independent sliding guide.

3. A cyclically advancing pedal device according to claim 1 or 2, wherein: the rear end face of the sliding support is welded with an auxiliary sliding frame, a vertical shaft plate of the auxiliary sliding frame is installed in a hole groove of an auxiliary plate in a matching mode through a sliding sleeve, and the auxiliary plate is fixedly welded on the front end face of the bottom frame plate.

4. A cyclically advancing pedal device according to claim 1 wherein: the hole groove at the matching position of the driving shaft and the driven chain wheel is internally provided with a one-way bearing, and the reference circle diameter of the driven chain wheel is larger than that of the advancing chain wheel.