CN204775789U - Exercise car - Google Patents

Abstract

The utility model discloses an exercise bike, which comprises a vehicle frame, a front axle, an operating rod, a rocker, a connecting rod, a crank and a rear axle; , the operating rod and the rocker are respectively fixed on the bearings of the front axle, one end of the connecting rod is connected with the rocker, the other end of the connecting rod is connected with the crank, and the end of the crank far away from the connecting rod is connected with the rear axle, The rear axle is installed at the rear of the vehicle frame, and driving wheels are respectively installed at both ends of the rear axle. When the above-mentioned exercise bike pulls the operating lever back and forth, the operating lever drives the rocker to swing, the rocker drives the connecting rod to reciprocate, and the connecting rod drives the crank to rotate, thereby driving the rear axle and the driving wheels installed at both ends of the rear axle to rotate. Driven by the driving wheels, they rotate together to finally move the whole exercise bike, so the exercise bike can provide exercise without consuming electric energy, and at the same time, it can move instead of walking, increasing the interest of exercise.

Description

exercise bike

technical field

The utility model relates to a body-building apparatus, in particular to an exercise bike.

Background technique

With the acceleration of the pace of life and the increase of life pressure, people pay more and more attention to health. Many people choose to exercise in the gym or fitness plaza, but the fitness equipment in the gym can only be used indoors, while the fitness equipment in the fitness plaza are all It is fixed on the bottom surface and cannot be moved, and the bodybuilder always faces a single environment, which loses the fun of bodybuilding. And many fitness equipment also need to be powered on, which consumes power and is not environmentally friendly.

Contents of the invention

Based on this, the utility model aims at overcoming the defects of the prior art, and provides an exercise bike that does not consume electricity and can exercise while walking instead of walking.

Its technical scheme is as follows:

A kind of exercise bicycle, comprises vehicle frame, front axle, operating bar, rocking bar, connecting rod, crank and rear axle; The front axle is installed on the front end of vehicle frame, and guide wheels are respectively installed at the two ends of the front axle, and described The operating rod and the rocking rod are respectively fixed on the bearings of the front axle, one end of the connecting rod is connected with the rocking rod, the other end of the connecting rod is connected with the crank, and the end of the crank far away from the connecting rod is connected with the rear axle, and the rear axle is connected with the other end of the connecting rod. The axle is installed at the rear of the vehicle frame, and the two ends of the rear axle are respectively equipped with driving wheels.

In one of the embodiments, the exercise bike includes two operating rods, two rockers, two connecting rods, two cranks and two rear axles, each of the operating rods and a corresponding rocker The rods are all fixed on the bearings of the front axle, one end of each connecting rod is connected with a rocker corresponding to it, the other end of each connecting rod is connected with a crank corresponding to it, each of the connecting rods One end of the crank away from the connecting rod is connected to the corresponding rear axle, and the two rear axles are respectively installed on both sides of the tail of the frame, and the driving wheels are respectively installed on the two rear axles away from the frame. shaft end.

In one of the embodiments, the exercise bike further includes a central shaft, the central shaft is installed in the middle of the frame, the end of the crank away from the connecting rod is fixedly connected to the central shaft, and the central shaft and the rear shaft are connected through transmission The device cooperates with the transmission.

In one of the embodiments, the exercise bike further includes two central shafts, and the two central shafts are respectively installed on both sides of the middle part of the frame, and each crank is one end away from the connecting rod and a corresponding one. The central shafts are fixedly connected, and each central shaft and a corresponding rear shaft are cooperatingly driven by a transmission device.

In one of the embodiments, the transmission device is a sprocket transmission device, and the sprocket transmission device includes a driving sprocket and a driven sprocket, the driving sprocket is installed on the central shaft, and the driven sprocket Installed on the rear axle, the driving sprocket is connected with the driven sprocket through a chain.

In one of the embodiments, the transmission device is a pulley transmission device, and the pulley transmission device includes a driving pulley and a passive pulley, the driving pulley is installed on the central shaft, and the passive pulley is installed on the rear axle On the top, the driving pulley and the passive pulley are connected by a belt.

In one of the embodiments, the rocker and the connecting rod, and the connecting rod and the crank are connected through universal joint bearings.

In one of the embodiments, the operating rod adopts a telescopic structure and/or a foldable structure.

In one of the embodiments, the exercise bike further includes a seat, and the seat is installed on the vehicle frame through slide rails.

In one of the embodiments, the exercise bike further includes a handlebar, and the handlebar is fixed on the operating rod.

The beneficial effects of the utility model are:

When the above-mentioned exercise bike pulls the operating lever back and forth, the operating lever drives the rocker to swing, the rocker drives the connecting rod to reciprocate, and the connecting rod drives the crank to rotate, thereby driving the rear axle and the driving wheels installed at both ends of the rear axle to rotate. Driven by the driving wheels, they rotate together to finally move the whole exercise bike, so the exercise bike can provide exercise without consuming electric energy, and at the same time, it can move instead of walking, increasing the interest of exercise.

Description of drawings

Fig. 1 is the structural diagram of the exercise bike described in embodiment one;

Fig. 2 is a structural diagram of the exercise bike described in the second embodiment.

Explanation of reference signs:

100, vehicle frame, 102, front axle, 104, operating rod, 106, rocking bar, 108, connecting rod, 110, crank, 112, rear axle, 114, guide wheel, 116, bearing, 118, driving wheel, 120, Handlebar, 122, universal joint bearing, 200, center shaft, 220, transmission, 222, driving sprocket, 224, passive sprocket.

Detailed ways

Embodiments of the present utility model are described in detail below:

Embodiment one

As shown in Figure 1, the exercise bike described in this embodiment includes a vehicle frame 100, a front axle 102, two operating levers 104, two rocking bars 106, two connecting rods 108, two cranks 110 and two Rear axle 112; the front axle 102 is installed on the front end of the vehicle frame 100, guide wheels 114 are respectively installed at both ends of the front axle 102, and each operating lever 104 and a corresponding rocker 106 are fixed on the front axle On the bearing 116 of 102, one end of each connecting rod 108 is connected with a corresponding rocker 106, and the other end of each connecting rod 108 is connected with a corresponding crank 110. The end of the crank 110 away from the connecting rod 108 is connected to a corresponding rear axle 112, and the two rear axles 112 are installed on both sides of the tail of the vehicle frame 100 respectively, and the driving wheels 118 are respectively installed on two of the rear axles 112. The rear axle 112 is far away from the axle end of the vehicle frame. When the above-mentioned exercise bike is in use, the bodybuilder stands on the frame 100, and if both hands pull the two operating levers 104 back and forth at the same time, each operating lever 104 drives the corresponding rocking bars 106 to swing, and each rocking bar 106 drives A connecting rod 108 corresponding to it reciprocates, and each connecting rod 108 drives a crank 110 corresponding to it to rotate, thereby driving two rear axles 112 and driving wheels 118 to rotate, and the guide wheel 114 is driven by the driving wheels 118 Rotate together, finally make the whole exercise bike run straight; if the bodybuilder only pulls one of the operating rods 104 with one hand, assuming the left operating rod 104 of the exercise bike is pulled, then the left operating rod 104 drives the left rocker 106 swings, the left rocker 106 drives the left connecting rod 108 to reciprocate, and the left connecting rod 108 drives the left crank 110 to rotate, thereby driving the left rear axle 112 to rotate, and the left drive wheel 118 installed on the left rear axle to rotate simultaneously, and this When the speed of the right driving wheel 118 is slower than that of the left driving wheel 118, the exercise bike turns right; in the same way, only the right operating lever 104 is pulled, and the exercise bike turns left. Therefore, this exercise bike does not consume electric energy, and it can move by walking while exercising, which increases the fun of fitness, and the two driving wheels 118 are respectively unilaterally driven to play a role in differential speed, preventing the vehicle from turning over when turning, and making the exercise bike turn. flexible.

According to actual needs, the exercise bike can also only be designed with an operating rod 104, a rocking bar 106, a connecting rod 108, a crank 110 and a rear axle 112, and the operating rod 104 and the rocking rod 106 are respectively fixed on the bearings 116 of the front axle 102, one end of the connecting rod 108 is connected with the rocker 106, the other end of the connecting rod 108 is connected with the crank 110, and the end of the crank 110 away from the connecting rod 108 is connected with the rear axle 112 The rear axle 112 is installed at the rear of the vehicle frame 100, and the driving wheels 118 are respectively installed at both ends of the rear axle 112. When the above-mentioned exercise bike is in use, the bodybuilder stands on the frame 100 and pulls the operating lever 104 back and forth. The operating lever 104 drives the rocking bar 106 to swing, and the rocking bar 106 drives the connecting rod 108 to reciprocate, and the connecting rod 108 drives the crank 110 to rotate again. Thereby drive rear axle 112 and the drive wheel 118 that is installed in the two ends of rear axle 112 to rotate, and guide wheel 114 rotates together under the drive of drive wheel 118, finally also can realize that whole exercise bike moves, does not consume electric energy, can exercise while exercising. Walk instead of moving, adding fun to fitness.

As shown in Figure 1, the rocker 106 and the connecting rod 108, and the connecting rod 108 and the crank 110 in this embodiment are connected by universal joint bearings 122, which are used to ensure reliable rotation when the intershaft angle changes. Deliver momentum. The exercise bike in this embodiment also includes a handlebar 120, and the handlebar 120 is fixed on the operating rod 104, so that the bodybuilder can hold it more comfortably.

Preferably, the operating rod 104 adopts a telescopic structure and/or a foldable structure, the telescopic structure can adjust the height of the operating rod 104 to meet the needs of different heights, and the foldable structure can fold the operating rod on the frame 100, Easy to carry.

Further preferably, the exercise bike further includes a seat, and the seat is installed on the frame 100 through slide rails, so that exercisers of different heights can sit on the exercise bike for exercise.

Embodiment two

As shown in Figure 2, the difference between the exercise bike in this embodiment and the first embodiment is that it also includes two central shafts 200, two driving sprockets 222 and two driven sprockets 224, each of which The central axle 200 is respectively installed on both sides of the middle part of the vehicle frame 100, and the end of each crank 110 away from the connecting rod 108 is not directly connected to the corresponding rear axle 112, but is directly connected to the corresponding rear axle 112. One of the central shafts 200 is fixedly connected, each of the driving sprockets 222 is installed on the corresponding one of the central shafts 200, and each of the driven sprockets 224 is installed on the corresponding one of the rear shafts. On the shaft 112, each driving sprocket 222 is connected with a corresponding driven sprocket 224 through a chain. When the above-mentioned exercise bike is in use, the bodybuilder stands on the frame 100, and if both hands pull the two operating levers 104 back and forth at the same time, each operating lever 104 drives the corresponding rocking bars 106 to swing, and each rocking bar 106 drives A connecting rod 108 corresponding to it reciprocates, and each connecting rod 108 drives a corresponding crank 110 to rotate, and each crank drives a corresponding central shaft 200 to rotate, so that each central shaft 200 drives a A driving sprocket 222 on it rotates, and each driven sprocket 224 rotates together under the action of the chain, and simultaneously each driven sprocket 224 drives a corresponding rear axle 112 to rotate, and each rear axle 112 drives its corresponding A drive wheel 118 of the drive wheel rotates, and the guide wheel 114 rotates together under the drive of the drive wheel 118, and finally the whole exercise bike is driven in a straight line; When the operating rod 104 is pulled, the left operating rod 104 drives the left rocker 106 to swing, the left rocker 106 drives the left connecting rod 108 to reciprocate, and the left connecting rod 108 drives the left crank 110 to rotate, thereby driving the left central axis 200 to rotate , the left middle shaft 200 drives the left driving sprocket 222 to rotate, the left passive sprocket 224 rotates together under the action of the chain, and the left passive sprocket 224 drives the left rear axle 112 to rotate, and is installed on the left side of the left rear axle 112 at the same time. The driving wheel 118 rotates, and now the right driving wheel 118 is slower than the left driving wheel 118, so that the exercise bike turns right; in the same way, only pulling the right operating lever 104 can realize the exercise bike turning left. Therefore, this exercise bike does not consume electric energy, and it can move by walking while exercising, which increases the fun of fitness, and the two drive wheels 118 are respectively driven on one side to play a role in differential speed, preventing the vehicle from turning over when turning, so that the exercise bike turns flexible.

According to actual needs, the transmission device 220 can also be a pulley transmission device, and the pulley transmission device includes a driving pulley and a passive pulley, the driving pulley is installed on the central shaft 200, and the passive pulley is installed on the rear On the shaft 112, the driving pulley and the driven pulley are connected by a belt. Alternatively, the transmission device 220 is a gear wheel transmission device, and the gear transmission device includes a driving gear and a passive gear, the driving gear is installed on the central shaft 200, and the driven gear is installed on the rear axle 112 , the driving gear meshes with the driven gear.

The various technical features of the above-mentioned embodiments can be combined arbitrarily. To make the description concise, all possible combinations of the various technical features in the above-mentioned embodiments are not described. However, as long as there is no contradiction in the combination of these technical features, should be considered as within the scope of this specification.

The above-mentioned embodiments only express several implementation modes of the utility model, and the description thereof is relatively specific and detailed, but it should not be interpreted as a limitation on the patent scope of the utility model. It should be noted that those skilled in the art can make several modifications and improvements without departing from the concept of the present invention, and these all belong to the protection scope of the present invention. Therefore, the scope of protection of the utility model patent should be based on the appended claims.

Claims (10)

1. A kind of exercise bike, it is characterized in that, comprises vehicle frame, front axle, operating lever, rocking bar, connecting rod, crank and rear axle; Described front axle is installed on the front end of vehicle frame, and front axle two ends are installed respectively There are guide wheels, the operating rod and the rocker are respectively fixed on the bearings of the front axle, one end of the connecting rod is connected with the rocker, the other end of the connecting rod is connected with the crank, and the end of the crank far away from the connecting rod is connected with the rear axle. Axle connection, described rear axle is installed in vehicle frame afterbody, and rear axle two ends are installed with driving wheel respectively. 2. The exercise bike according to claim 1, characterized in that, the exercise bike comprises two operating rods, two rocking bars, two connecting rods, two cranks and two rear axles, each of which The operation rod and a rocker corresponding to it are all fixed on the bearing of the front axle, one end of each connecting rod is connected to a corresponding rocking rod, and the other end of each connecting rod is connected to the corresponding rocker. A crank is connected, and the end of each crank far away from the connecting rod is connected to a corresponding rear axle, and the two rear axles are respectively installed on both sides of the tail of the frame, and the driving wheels are respectively installed The two rear axles are away from the axle ends of the vehicle frame. 3. The exercise bike according to claim 1, characterized in that, the exercise bike also includes a central axis, the central axis is installed in the middle of the vehicle frame, and the end of the crank away from the connecting rod is connected to the central axis Fixedly connected, the central shaft and the rear shaft are cooperatingly driven through a transmission device. 4. The exercise bike according to claim 2, characterized in that, the exercise bike also includes two central shafts, the two central shafts are respectively installed on both sides of the middle part of the vehicle frame, and each of the cranks One end far away from the connecting rod is fixedly connected with a corresponding middle shaft, and each said middle shaft and a corresponding rear shaft are cooperatingly driven by a transmission device. 5. The exercise bike according to claim 3 or 4, characterized in that, the transmission device is a sprocket transmission device, and the sprocket transmission device includes a driving sprocket and a passive sprocket, and the driving sprocket is installed On the central shaft, the driven sprocket is installed on the rear axle, and the driving sprocket and the driven sprocket are connected through a chain. 6. The exercise bike according to claim 3 or 4, characterized in that, the transmission device is a pulley transmission device, and the pulley transmission device includes a driving pulley and a passive pulley, and the driving pulley is installed on the central shaft Above, the driven pulley is installed on the rear axle, and the driving pulley is connected with the driven pulley through a belt. 7. The exercise bike according to claim 5, characterized in that, the connection between the rocker and the connecting rod, and between the connecting rod and the crank is through universal joint bearings. 8. The exercise bike according to claim 7, wherein the operating rod adopts a telescopic structure and/or a foldable structure. 9. The exercise bike according to claim 8, characterized in that, the exercise bike further comprises a seat, and the seat is installed on the vehicle frame through slide rails. 10. The exercise bike according to claim 9, wherein the exercise bike further comprises a handlebar, and the handlebar is fixed on the operating rod.