Exercise and fitness energy storage device

Abstract

The utility model discloses an exercise fitness energy storage device in the field of energy storage devices, which comprises a first pedal, a second pedal, a flywheel and a motor, a chain wheel is fixedly arranged in the middle of the flywheel, the first pedal and the second pedal are both used for driving the flywheel to rotate, and a belt is arranged between the motor and the flywheel. The flywheel is in transmission connection with the motor through a belt, the motor is provided with a bottom plate, the bottom of the bottom plate is provided with a fixing assembly through screws, the fixing assembly comprises a fixing plate and a plurality of long bolts, and the long bolts are arranged on the edges of the four corners of the fixing plate respectively. According to the exercise and fitness energy storage device, the bottom plate, the fixing plate, the positioning block, the long bolt and the positioning rod are matched to form a stable supporting structure, the long bolt is matched with the positioning rod, rigid locking is achieved through the long bolt, better fixing is achieved through the positioning rod, and the motor can be prevented from loosening due to vibration.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of energy storage device, concretely is a kind of sports fitness energy storage device. BACKGROUND

[0002] Fitness energy storage device is a kind of mechanical energy generated by human body movement is converted into electrical energy and is stored equipment, usually applied in fitness equipment (such as spinning, exercise bike etc.).In the spinning scene, user rotates flywheel by treading pedal drive, flywheel drives motor to generate electricity by transmission mechanism (such as belt or chain), to convert the body energy consumed in fitness process into available electrical energy.This kind of device not only improves the environmental value of fitness, but also can power equipment itself or external equipment (such as lighting, charging device), realize the recycling of energy, fit the development trend of green energy saving.

[0003] The existing fitness energy storage device still has the following defects: the motor of the existing energy storage device is usually fixed and the stability is insufficient.Specifically, when the motor is fixed on the frame of the spinning by traditional method (such as bolt directly locking), it is easy to cause the connection part to loosen due to long-term vibration or impact, and even cause the motor displacement or transmission failure.The transmission system between flywheel and motor will continuously produce vibration and impact force when spinning is running at high speed or high-intensity treading.The existing fixing structure adopts single bolt locking mode, lacks multi-stage buffer and stress dispersion mechanism.For example, when only a few bolts are directly connected between motor and frame, vibration energy will be concentrated at bolt connection, which causes thread wear or pre-tightening force to drop, and further causes loosening.In addition, the traditional fixing structure does not set auxiliary positioning part, and cannot limit the micro-displacement of motor in transverse or longitudinal direction, which further aggravates the loosening risk. UTILITY MODEL CONTENTS

[0004] In order to overcome the deficiencies of prior art, the utility model provides a kind of sports fitness energy storage device, and the technical problem of motor of existing energy storage device fixed on the frame unstable, prone to loosening can be effectively solved.

[0005] The utility model discloses a technical scheme that solves its technical problem is adopted: a kind of sports fitness energy storage device, including first footrest, second footrest, flywheel and motor, the middle part of flywheel is fixedly provided with cogwheel, first footrest and second footrest are used to drive flywheel to rotate, belt is arranged between the motor and flywheel, the flywheel is drivenly connected between the motor by belt, the motor is provided with bottom plate, the bottom of bottom plate is provided with fixed assembly by screw, the fixed assembly includes fixed plate and several long bolts, several long bolts are arranged at the four corners of fixed plate respectively, the bottom of bottom plate is connected with the top surface of fixed plate by screw, the bottom of fixed plate extends to form several positioning rods, two adjacent positioning rods are symmetrically arranged, two positioning blocks are fixedly arranged on the bottom of fixed plate, two positioning blocks are symmetrically arranged, the bottom of positioning block is recessed to form sliding slot, the sliding slot extends along the length direction of positioning block.

[0006] Further, the cogwheel is provided with a horizontal fixed rod, both ends of the fixed rod extend outward to the outside of the flywheel, the first footrest is connected with the second footrest through the fixed rod, the fixed rod is sleeved with a shaft sleeve, one end of the shaft sleeve is connected with the cogwheel.

[0007] Further, the motor is a permanent magnet synchronous motor or an excitation generator.

[0008] Further, the positioning block is in inverted U shape.

[0009] Further, the length of the long bolt is greater than the length of the positioning rod, and the height of the positioning block is less than the length of the positioning rod.

[0010] Further, the long bolt is sleeved with a rubber sleeve.

[0011] Compared with the prior art, the sports fitness energy storage device has the following advantages: through the cooperation of the bottom plate, the fixed plate, the positioning block, the long bolt and the positioning rod, a stable support structure is formed, the stability of the motor fixation is greatly improved, the long bolt and the positioning rod cooperate with each other, rigid locking is achieved through the long bolt, better fixation is achieved through the positioning rod, and the motor can be prevented from loosening due to vibration. BRIEF DESCRIPTION OF DRAWINGS

[0012] Fig. 1 It is a front view of the sports fitness energy storage device of the utility model;

[0013] Fig. 2 It is a top view of the sports fitness energy storage device of the utility model;

[0014] Fig. 3The utility model discloses a flywheel of a kind of sports fitness energy storage device and the three-dimensional view of combination of first footrest, second footrest and tooth disc.

[0015] Reference signs in the drawings:

[0016] 1-first footrest;2-second footrest;3-flywheel;4-tooth disc;5-belt;6-shaft sleeve;7-fixed rod;8-bottom plate;9-fixed plate;10-long bolt;11-rubber sleeve;12-positioning rod;13-positioning block;14-slotted guide;15-motor. DETAILED DESCRIPTION

[0017] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0018] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model. Figs. 1-3 The utility model discloses a kind of sports fitness energy storage devices, and is described in detail as follows:

[0019] The utility model provides an exercise fitness energy storage device, including first footboard 1, second footboard 2, flywheel 3 and motor 15, the middle part of flywheel 3 is fixedly arranged with cogwheel 4, first footboard 1 and second footboard 2 are used to drive flywheel 3 to rotate, the motor 15 is arranged with the flywheel 3 between belt 5, the flywheel 3 is connected between the transmission of motor 15 with belt 5, the motor 15 is provided with bottom plate 8, the bottom of bottom plate 8 is provided with fixed assembly through screw, the fixed assembly includes fixed plate 9 and a plurality of long bolts 10, a plurality of long bolts 10 are arranged at the four corners of fixed plate 9 respectively, and the long bolt 10 can be strengthened in four corners, the bottom of bottom plate 8 is connected with the top surface of fixed plate 9 through screw, the bottom of fixed plate 9 extends and forms a plurality of positioning rods 12, two adjacent positioning rods 12 are symmetrically arranged, two positioning blocks 13 are fixedly arranged on the bottom of fixed plate 9, and the two positioning blocks 13 are symmetrically arranged, the bottom of positioning block 13 is recessed and forms a sliding slot 14, the sliding slot 14 extends along the length direction of positioning block 13, the cogwheel 4 is provided with horizontal fixed rod 7, the both ends of fixed rod 7 extend to the outside of flywheel 3, the first footboard 1 is connected with the second footboard 2 through fixed rod 7, the fixed rod 7 is sleeved with shaft sleeve 6, one end of shaft sleeve 6 is connected with cogwheel 4, the motor 15 adopts permanent magnet synchronous motor, the positioning block 13 is inverted U shape, the length of long bolt 10 is greater than the length of positioning rod 12, the height of positioning block 13 is less than the length of positioning rod 12, the long bolt 10 is sleeved with rubber sleeve 11, and the long bolt 10 can be protected by arranging rubber sleeve 11, and the problem that the connecting portion of long bolt 10 and fixed plate 9 is easily oxidized and corroded is reduced.

[0020] The fixed rod 7 penetrates the flywheel 3 and is connected with the footboard, and the cooperation of the shaft sleeve 6 design reduces the friction loss, so that the footboard power is more efficiently transmitted to the flywheel 3, the energy conversion rate is improved, the permanent magnet synchronous motor is adopted, has the advantages of high efficiency, energy saving, low noise, low maintenance cost, etc., the motor 15 and the flywheel 3 are connected through the belt 5, so that the energy transmission is more stable and efficient, by arranging the first footboard 1, the second footboard 2, the flywheel 3 and the motor 15, and the cogwheel 4 fixed in the middle of the flywheel 3, the function of rotating the flywheel 3 by manpower is realized, which provides an effective energy conversion and storage method for exercise fitness, and the output of electric energy while fitness by using the footboard belongs to the prior art, which will not be described in detail here.

[0021] The motion fitness energy storage device of the embodiment forms a stable support structure through cooperation of the bottom plate 8, the fixing plate 9, the positioning block 13, the long bolt 10 and the positioning rod 12, greatly improves the stability of the motor 15 fixation, and the long bolt 10 and the positioning rod 12 cooperate with each other to realize rigid locking through the long bolt 10 and better fixation through the positioning rod 12, so that loosening of the motor 15 due to vibration can be prevented.

[0022] During installation, the bottom plate 8 is fixed vertically on the top of the motor 15 shell through screws, the screws need to be evenly distributed to ensure that the gravity center of the motor 15 coincides with the center of the bottom plate 8, the joint surface between the bottom plate 8 and the motor 15 is checked for no gap, and vibration-proof sealant is applied, the motor 15 with the bottom plate 8 is placed above the fixing plate 9, the screw holes of the bottom plate 8 are aligned with the reserved holes on the top surface of the fixing plate 9, the motor 15 is preliminarily fixed on the fixing plate 9 by penetrating screws, at this time, the fixing plate 9 is placed on the frame of the exercise bike, the positioning block 13 of the fixing plate 9 is clamped into the corresponding position on the frame to prevent loosening of the fixing plate 9 and the motor 15, the positioning rod 12 of the fixing plate 9 is inserted into the inside of the frame to make the positioning rod 12 protrude out of the frame, realizing preliminary fixation of the fixing plate 9 and the motor 15, the long bolt 10 is inserted into the four peripheral edges of the fixing plate 9 to make the long bolt 10 inserted into the inside of the frame, rigid locking between the fixing plate 9 and the frame is realized through the long bolt 10, the transversely arranged fixing rod 7 is inserted through the cog 4 in the middle of the flywheel 3 and extended to the outside of the flywheel 3 to ensure that the fixing rod 7 is coaxial with the shaft center of the cog 4, the shaft sleeve 6 is installed at the connection between the fixing rod 7 and the cog 4, and lubricating grease is applied to reduce friction, one end of the shaft sleeve 6 needs to be tightly attached to the cog 4, the first pedal 1 and the second pedal 2 are respectively installed at the two ends of the fixing rod 7 to ensure that the pedals do not slide relative to the fixing rod 7, the rotation smoothness of the pedals is checked, the position of the shaft sleeve 6 is adjusted to eliminate jamming, the belt 5 is sleeved on the flywheel 3 and the motor 15 to realize transmission cooperation, and the belt 5 is ensured not to slip or be excessively tight, so that the energy storage device can be installed on the frame of the exercise bike.

[0023] It is obvious for those skilled in the art that the utility model is not limited to the details of the above-mentioned exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, the embodiments should be regarded as exemplary and non-limiting from any point of view, the scope of the utility model is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model, and any reference signs in the claims should not be regarded as limiting the involved claims.

Claims

1. A sports and fitness energy storage device, comprising a first foot pedal, a second foot pedal, a flywheel, and a motor, wherein a chainring is fixedly mounted on the middle of the flywheel, both the first and second foot pedals are used to drive the flywheel to rotate, a belt is provided between the motor and the flywheel, and the flywheel is connected to the motor via the belt for transmission, characterized in that: The motor is provided with a base plate, and a fixing component is provided at the bottom of the base plate by screws. The fixing component includes a fixing plate and several long bolts, which are respectively set at the four corner edges of the fixing plate. The bottom of the base plate is connected to the top surface of the fixing plate by screws. The bottom of the fixing plate extends outward to form several positioning rods, which are symmetrically arranged between adjacent pairs of positioning rods. Two positioning blocks are fixedly provided at the bottom of the fixing plate, which are symmetrically arranged between the two positioning blocks. The bottom of the positioning blocks is recessed inward to form a sliding groove, which extends along the length direction of the positioning block.

2. The sports and fitness energy storage device according to claim 1, characterized in that: The crankset is provided with a horizontally placed fixing rod, both ends of which extend outward to the outside of the freewheel. The first pedal is connected to the second pedal through the fixing rod. The fixing rod is fitted with a bushing, one end of which is connected to the crankset.

3. The sports and fitness energy storage device according to claim 1, characterized in that: The motor is a permanent magnet synchronous motor or an excitation generator.

4. The sports and fitness energy storage device according to claim 1, characterized in that: The positioning block is in the shape of an inverted U.

5. A sports and fitness energy storage device according to any one of claims 1-4, characterized in that: The length of the long bolt is greater than the length of the positioning rod, and the height of the positioning block is less than the length of the positioning rod.

6. A sports and fitness energy storage device according to any one of claims 1-4, characterized in that: The long bolt is fitted with a rubber sleeve.

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