CN208405899U - A kind of simple light formula body-building bicycle - Google Patents

Abstract

The utility model provides a simple and portable exercise bicycle, which comprises a base placed on the ground, a driving inner wheel and a driven outer wheel which are meshed with each other through gears, a connecting frame whose middle part is fixedly connected with the base, and a saddle arranged on the upper end of the connecting frame seat and pedals provided with both ends of the shaft of the driving inner wheel; the connecting frame is an inclined inverted Y shape, the lower branch is longer than the upper branch, the lower end of the lower branch is fixedly connected with both ends of the shaft of the driving inner wheel, and the inner shape of the upper branch is It matches the shape of the outer side of the driven outer wheel, and the inner side of the upper branch wraps the outer side of the driven outer wheel; the upper end of the connecting frame is provided with a resistance wheel and is in interference fit with the outer side of the driven outer wheel; the inner side of the driven outer wheel is provided with a gear groove, and the width of the driving inner wheel is the same as that of the outer side of the driven outer wheel. The gear grooves are matched and meshed with the driven outer wheel in the gear groove; the outside of the driven outer wheel is provided with a resistance groove; the width of the resistance wheel matches the resistance groove; the utility model has simple structure and small volume, and is suitable for household use.

Description

A kind of simple light formula body-building bicycle

Technical field

The utility model relates to build instrument field, and in particular to a kind of simple light formula body-building bicycle.

Background technique

It is that one kind can make four limbs and cardiopulmonary obtain the movement of all round exercise that bicycle, which is ridden, and body-building of riding is as a kind of fashion Welcome of the young movement increasingly by vast young group, but due to limited conditions, many people do not have open air to ride Condition, therefore gymnasium can only be arrived and carry out body-building bicycle exercise, and structure is complicated for existing body-building bicycle, bulky, price Valuableness is not suitable for being widely popularized in family.

Utility model content

In order to solve the above technical problems, the utility model provides a kind of simple light formula body-building bicycle, structure is simple, It is small in size, it is suitable for home use.

The utility model is in order to solve the above technical problems, used technical solution is as follows:

The utility model includes the pedestal being placed on ground, by the intermeshing active lubrication groove of gear and driven outer It takes turns, the connection frame that middle part is fixedly connected with the base, be set to the saddle of the connection frame upper end and be provided with the master The pedal at dynamic lubrication groove axle portion both ends；The connection frame is inclined inverted Y-shaped, branch head on the upside of the branching ratio of downside, the downside point Branch lower end is fixedly connected with the active lubrication groove axle portion both ends, shape on the outside of upside branch inner shape and the driven foreign steamer Shape matches and on the inside of the upside branch on the outside of the package driven foreign steamer；The connection frame upper end be provided with resistance wheel and with Interference fit on the outside of the driven foreign steamer；Offer gear grooved on the inside of the driven foreign steamer, the active lubrication groove width with it is described Gear grooved is matched and is engaged in the gear grooved with the driven foreign steamer；Resistance slot is offered on the outside of the driven foreign steamer；Institute Resistance wheel width is stated to match with the resistance slot；It is engaged by the inside of the cladding of the upside branch, the active lubrication groove Extruding with the resistance wheel just secures driven foreign steamer position.

It is coated with internal resistance layer on the outside of the resistance wheel as a further improvement of the utility model, is while guaranteeing to hinder Power and prevent from being squeezed and deformed excessive, preferred rubber layer.

It is provided with external resistance layer in the resistance slot as a further improvement of the utility model, be while guaranteeing resistance It is excessive with preventing from being squeezed and deformed, preferred rubber layer.

The utility model further includes adjusting rod as a further improvement of the utility model,；The adjusting rod upper end passes through Bolt retainer is fixed on the connection frame upper end；The fixed company in axle portion both ends for stating adjusting rod lower end and the resistance wheel Connect, be bolted part and the angle of adjusting rod is adjusted, thus make the extruding force of resistance wheel and the driven foreign steamer into Row is adjusted, so as to adjust resistance.

The base side is additionally provided with foot pedal as a further improvement of the utility model,.

As a further improvement of the utility model, can tightly to wrap up on the outside of the driven foreign steamer, and do not increased More resistances, the upside branch inside are provided with ball.

The utility model has the following technical effect that

The utility model has abandoned traditional sprocket wheel connection, and selects the structure of gear connection, and two driving wheels are stored On the inside of to driven wheel, is bought to reduce whole volume, simplify structure；Since driving wheel is that gear connects with driven wheel, Its linear velocity is identical, thus reduce the turnning circle of external driven wheel in the identical situation of internal driving wheel turnning circle, Improve the service life of external driven wheel；The utility model is structurally reasonable, occupies small in size, suitable family's popularization and use.

Detailed description of the invention

Attached drawing 1 is this practicability structural schematic diagram；

Attached drawing 2 is the driven foreign steamer structural schematic diagram of the utility model；

Attached drawing 3 is branch and driven foreign steamer attachment structure schematic diagram on the upside of the utility model.

1- pedestal；2- connection frame；Branch on the downside of 2-1；Branch on the upside of 2-2；3- saddle；4- active lubrication groove；The driven foreign steamer of 5-； 6- pedal；7- resistance wheel；8- adjusting rod；9- internal resistance layer；10- pedal；11- gear grooved；12- resistance slot.

Specific embodiment

The technical solution of the utility model is further elaborated below in conjunction with attached drawing.

As shown in Figure 1-3, the utility model includes the pedestal 1 being placed on ground, by the intermeshing active of gear Connection frame 2 that lubrication groove 4 and driven foreign steamer 5, middle part are fixedly connected with the pedestal 1, the saddle for being set to 2 upper end of connection frame 3 and it is provided with the pedal 6 at the 4 axle portion both ends of active lubrication groove；The connection frame 2 is inclined inverted Y-shaped, downside branch 2-1 Than upside branch 2-2 long, the lower end downside branch 2-1 is fixedly connected with the 4 axle portion both ends of active lubrication groove, the upside point Branch 2-2 inner shape and driven 5 outer shape of foreign steamer match and package is described driven outer on the inside of the upside branch 2-2 5 outside of wheel；2 upper end of connection frame be provided with resistance wheel 7 and be interference fitted on the outside of the driven foreign steamer 5；It is described driven outer 5 inside of wheel offers gear grooved 11,4 width of active lubrication groove matched with the gear grooved 11 and in the gear grooved 11 and The driven foreign steamer 5 engages；Resistance slot 12 is offered on the outside of the driven foreign steamer 5；7 width of resistance wheel and the resistance slot 12 match；Pass through the extruding of the inside engagement and the resistance wheel 7 of the cladding of the upside branch 2-2, the active lubrication groove 4 Just driven 5 position of foreign steamer is secured.

It is coated with internal resistance layer 9 on the outside of the resistance wheel 7, be while guaranteeing resistance and preventing from being squeezed and deformed excessive, this reality Apply a preferred rubber layer；Be provided with external resistance layer in the resistance slot 12, for simultaneously guarantee resistance with prevent from being squeezed and deformed it is excessive, The present embodiment preferred rubber layer；The utility model further includes adjusting rod 8；8 upper end of adjusting rod is bolted part and fixes In 2 upper end of connection frame；8 lower end of adjusting rod of stating is fixedly connected with the axle portion both ends of the resistance wheel 7, solid by bolt Determine part the angle of adjusting rod 8 is adjusted, so that resistance wheel 7 and the extruding force of the driven foreign steamer 5 is adjusted, thus Adjustable resistance；To be easy to use, 1 side of pedestal is additionally provided with foot pedal 10；It is described driven can tightly to wrap up 5 outside of foreign steamer, and do not increase excessive resistance, ball 13 is provided on the inside of the upside branch 2-2.

The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein The widest scope consistent with features of novelty.

Claims (6)

1. A simple and portable exercise bike, characterized in that: it comprises a base (1) placed on the ground, a driving inner wheel (4) and a driven outer wheel (5) that mesh with each other through gears, a middle part and the base (1) A connecting frame (2) that is fixedly connected, a saddle (3) disposed on the upper end of the connecting frame (2), and a pedal (6) disposed at both ends of the shaft portion of the driving inner wheel (4); The connecting frame (2) is an inclined inverted Y shape, the lower branch (2-1) is longer than the upper branch (2-2), and the lower end of the lower branch (2-1) is connected to the driving inner wheel ( 4) Both ends of the shaft portion are fixedly connected, the inner shape of the upper branch (2-2) matches the outer shape of the driven outer wheel (5), and the inner side of the upper branch (2-2) wraps the driven outer wheel (2-2). The outer side of the movable outer wheel (5); the upper end of the connecting frame (2) is provided with a resistance wheel (7) and is in interference fit with the outer side of the driven outer wheel (5); the inner side of the driven outer wheel (5) is provided with a gear groove (11), the width of the driving inner wheel (4) is matched with the gear groove (11) and meshes with the driven outer wheel (5) in the gear groove (11); the driven outer wheel (5) ) outside is provided with a resistance groove (12); the width of the resistance wheel (7) matches the resistance groove (12). 2 . The simple and portable exercise bicycle according to claim 1 , characterized in that: the outer side of the resistance wheel ( 7 ) is covered with an inner resistance layer ( 9 ). 3 . 3 . The simple and portable exercise bicycle according to claim 2 , wherein an outer resistance layer is arranged in the resistance groove ( 12 ). 4 . 4. A simple and portable exercise bicycle according to claim 3, characterized in that: it further comprises an adjusting rod (8); the upper end of the adjusting rod (8) is fixed to the connecting frame (2) through a bolt fixing member The upper end; the lower end of the adjusting rod (8) is fixedly connected with both ends of the shaft portion of the resistance wheel (7). 5. A simple and portable exercise bicycle according to claim 4, characterized in that: a footrest (10) is further provided on the side of the base (1). 6. A simple and portable exercise bicycle according to claim 4, characterized in that: balls (13) are provided on the inner side of the upper branch (2-2).