CN215706884U

CN215706884U - Electric bicycle frame convenient to heat dissipation

Info

Publication number: CN215706884U
Application number: CN202121833310.3U
Authority: CN
Inventors: 许瑜娟
Original assignee: Dongguan Jiexin Metal Products Co ltd
Current assignee: Dongguan Jiexin Metal Products Co ltd
Priority date: 2021-08-06
Filing date: 2021-08-06
Publication date: 2022-02-01
Anticipated expiration: 2031-08-06

Abstract

The utility model discloses an electric bicycle frame convenient for heat dissipation, which comprises a bottom plate, wherein a battery jar and an operation groove are formed in the outer wall of the top of the bottom plate, convex plates are arranged on the outer walls of two sides of the battery jar, an air outlet is formed in the outer wall of one side of each convex plate, one end of each ventilation opening is communicated with the battery jar, a ventilation hole is formed in the same side of each battery jar and the operation groove, the battery jar and the operation groove are communicated with the outside through the ventilation holes, the bottom of the operation groove is open, the inner wall of the operation groove is connected with a pedal shaft through a bearing, and a driving wheel is arranged on the outer wall of the pedal shaft. Compared with the internal air pressure of the battery cell, the internal air pressure of the battery cell is reduced, air in the battery cell can flow out through the air outlet under the action of the air pressure, at the moment, the internal air pressure of the battery cell is reduced, new air can flow into the battery cell from the air hole through the operation groove and then flows out from the air outlet, and the effect of dissipating heat of the battery is achieved.

Description

Electric bicycle frame convenient to heat dissipation

Technical Field

The utility model relates to the technical field of electric vehicles, in particular to an electric bicycle frame convenient for heat dissipation.

Background

Electric vehicles, namely electric drive vehicles, are also known as electric drive vehicles. Electric vehicles are classified into alternating current electric vehicles and direct current electric vehicles. Generally, an electric vehicle is a vehicle that uses a battery as an energy source, and converts electric energy into mechanical energy through a controller, a motor and other components to move so as to control the current and change the speed. The first electric vehicle was manufactured in 1881, and the inventor was a french engineer gustav trouttaff, a tricycle powered by a lead-acid battery and driven by a dc motor. Electric vehicles have been greatly changed and diversified in types. In 11 months in 2018, six departments such as Ministry of industry and correspondence, development and transformation committee and the like jointly issue a notice on strengthening the management of the low-speed electric vehicle, and various organizations are required to carry out the cleaning and finishing work of the low-speed electric vehicle, strictly forbid the capacity increase of the low-speed electric vehicle and strengthen the standard management of the low-speed electric vehicle. Electric vehicles do not account for a high share of the national economy. But it accords with the national energy-saving and environment-friendly trend, greatly facilitates short-distance traffic, and plays an important role in national economy mainly through saving and protecting energy and environment.

The existing electric bicycle frame has the following defects: when the electric vehicle is in operation, the storage battery of the electric vehicle can release a large amount of heat during operation, and the storage battery of the electric vehicle is fixed in a closed place, so that the temperature of the working environment of the storage battery vehicle is high, and the service life of the storage battery is shortened.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and provides an electric bicycle frame convenient for heat dissipation.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides an electric bicycle frame convenient to heat dissipation, includes the bottom plate, the top outer wall of bottom plate is opened there are battery groove and operation groove, the both sides outer wall in battery groove all is equipped with the flange, one side outer wall of flange is opened there is the air outlet, the one end and the battery groove of vent communicate mutually, the battery groove is opened with one side in operation groove has the ventilation hole, battery groove, operation groove are linked together through the ventilation hole with the external world, the bottom opening in operation groove, the inner wall in operation groove is connected with the pedal axle through the bearing, the outer wall of pedal axle is equipped with the drive wheel, the outer wall of drive wheel has cup jointed first chain, the one end of first chain is equipped with rear wheel actuating mechanism, the both ends of pedal axle all are equipped with pedal mechanism, the equal fixedly connected with connecting rod of both sides outer wall of bottom plate.

In one embodiment of the utility model, the rear wheel driving mechanism comprises a rear wheel plate and an intermediate shaft, the rear wheel plate is fixed on the outer wall of one side of the bottom plate, and the intermediate shaft is connected with the inner wall of the rear wheel plate through a bearing.

In one embodiment of the utility model, a rear driving plate is arranged on the outer wall of one side of the rear wheel plate, and one end of the intermediate shaft is fixedly connected with a side wheel.

In one embodiment of the utility model, the same second chain is sleeved on the outer wall of the side wheel and the outer wall of the rear driving plate, and the outer wall of the intermediate shaft is meshed with the first chain.

In an embodiment of the present invention, the pedal mechanism includes a pedal rod, a first receiving plate and a second receiving plate, the pedal plate is inserted into two ends of the pedal shaft, and the outer wall of the pedal rod is provided with a clamping block.

In one embodiment of the present invention, a pedal is disposed at one end of the pedal rod, and the pedal is connected to the pedal rod through a bearing.

In an embodiment of the utility model, the first receiving plate and the second receiving plate are respectively fixed on two outer walls of the bottom plate, and one side of each of the first receiving plate and the second receiving plate is provided with a receiving groove.

In one embodiment of the utility model, one end of the connecting rod is fixedly connected with a fixing plate, one side of the fixing plate is fixedly provided with a fixing cylinder, the inner wall of the fixing cylinder is connected with a direction shaft through a bearing, and one end of the direction shaft is provided with a front wheel carrier and a front wheel shaft.

The utility model has the beneficial effects that:

1. this electric bicycle frame convenient to heat dissipation, through being provided with the flange, ventilation hole and air outlet, when electric bicycle traveles, electric bicycle's both ends air begins to flow, under the effect of flange, the air flow speed of electric bicycle both sides increases, inside air pressure for the storage battery groove reduces, under the effect of atmospheric pressure, the air of storage battery inslot portion can flow through the air outlet, storage battery inslot portion atmospheric pressure reduces this moment, new air can follow the ventilation hole and flow into the storage battery groove through the operation groove, flow from the air outlet again, reach and carry out radiating effect to the storage battery, and is rational in infrastructure, the practicality is stronger.

2. This electric bicycle frame convenient to heat dissipation, through being provided with the pedal axle, the pedal pole, the fixture block, first storage plate and second storage plate, when electric bicycle does not have the electricity, take out the pedal pole from the pedal axle until the fixture block pops out, pedal pole and pedal axle rigidity this moment, navigating mate's accessible running-board provides power to electric bicycle, when not needing pedal to travel, press the fixture block, reinsert the pedal pole in the pedal axle, pedal pole and running-board can insert the groove of accomodating of first storage plate and second storage plate respectively this moment, space resources are saved.

3. This electric bicycle frame convenient to heat dissipation through being provided with jackshaft and limit wheel, jackshaft and limit wheel can be under the condition that does not influence other mechanisms and operate the power that transmission navigating mate provided through the running-board.

Drawings

FIG. 1 is a front view of a frame of an electric bicycle that facilitates heat dissipation in accordance with the present invention;

FIG. 2 is a top view of a frame of the electric bicycle provided in the present invention to facilitate heat dissipation;

FIG. 3 is a bottom plan view of the frame of the electric bicycle provided in the present invention for facilitating heat dissipation;

FIG. 4 is a side view of a frame of an electric bicycle that facilitates heat dissipation in accordance with the present invention;

fig. 5 is an overall three-dimensional structural view of the frame of the electric bicycle provided by the utility model and facilitating heat dissipation.

In the figure: 1. a direction axis; 2. a fixing plate; 3. a connecting rod; 4. a base plate; 5. a second chain; 6. a first chain; 7. a first storage plate; 8. a receiving groove; 9. a front wheel axle; 10. a front wheel carrier; 11. a fixed cylinder; 12. a convex plate; 13. a battery jar groove; 14. a pedal shaft; 15. an operation slot; 16. the bottom is open; 17. a foot lever; 18. a foot pedal; 19. a second storage plate; 20. an intermediate shaft; 21. a side wheel; 22. a vent hole; 23. a rear wheel plate; 24. an air outlet; 25. and (7) clamping blocks.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

Referring to fig. 1-5, a frame of an electric bicycle convenient for heat dissipation comprises a bottom plate 4, a battery jar 13 and an operation tank 15 are arranged on the outer wall of the top of the bottom plate 4, convex plates 12 are arranged on the outer walls of two sides of the battery jar 13, an air outlet 24 is arranged on the outer wall of one side of each convex plate 12, one end of each air vent is communicated with the battery jar 13, a vent hole 22 is arranged on the same side of each battery jar 13 and the corresponding operation tank 15, and the battery jar 13 and the operation tank 15 are communicated with the outside through the vent hole 22.

The bottom opening 16 of operation groove 15, the inner wall of operation groove 15 is connected with pedal axle 14 through the bearing, and pedal axle 14's outer wall is equipped with the drive wheel, and first chain 6 has been cup jointed to the outer wall of drive wheel, and the one end of first chain 6 is equipped with rear wheel actuating mechanism, and pedal axle 14's both ends all are equipped with pedal mechanism, the equal fixedly connected with connecting rod 3 of both sides outer wall of bottom plate 4.

The rear wheel driving mechanism comprises a rear wheel plate 23 and an intermediate shaft 20, the rear wheel plate 23 is fixed on the outer wall of one side of the bottom plate 4, the intermediate shaft 20 is connected with the inner wall of the rear wheel plate 23 through a bearing, a rear driving plate is arranged on the outer wall of one side of the rear wheel plate 23, and one end of the intermediate shaft 20 is fixedly connected with an edge wheel 21.

The same second chain 5 has been cup jointed with the outer wall of back drive plate to limit wheel 21, and the outer wall of jackshaft 20 meshes with first chain 6 mutually, and pedal axle 14 rotates and can drive first chain 6 and rotate, and first chain 6 rotates and drives jackshaft 20 and limit wheel 21 and rotate, and limit wheel 21 rotates and drives second chain 5 and back drive plate and rotate to the drive rear wheel rotates.

Referring to fig. 1-5, the pedal mechanism includes a pedal lever 17, a first receiving plate 7 and a second receiving plate 19, the pedal plate 18 is inserted into two ends of the pedal shaft 14, a clamping block 25 is disposed on an outer wall of the pedal lever 17, the pedal plate 18 is disposed at one end of the pedal lever 17, the pedal plate 18 is connected to the pedal lever 17 through a bearing, the first receiving plate 7 and the second receiving plate 19 are respectively fixed on two outer walls of the bottom plate 4, receiving grooves 8 are formed in one sides of the first receiving plate 7 and the second receiving plate 19, and the receiving grooves 8 receive the pedal lever 17 and the stirring plate when the pedal lever 17 and the stirring plate are not used.

One end fixedly connected with fixed plate 2 of connecting rod 3, and one side of fixed plate 2 is fixed with a fixed section of thick bamboo 11, and the inner wall of a fixed section of thick bamboo 11 is connected with direction axle 1 through the bearing, and the one end of direction axle 1 is equipped with preceding wheel carrier 10 and front wheel axle 9, and direction axle 1 rotates and can drives preceding wheel carrier 10 and front wheel axle 9 and rotate, reaches the purpose that changes the front wheel direction.

The working principle is as follows: when the electric bicycle runs, air at two ends of the electric bicycle starts to flow, under the action of the convex plate 12, the air flow speed at two sides of the electric bicycle is increased, the air pressure in the battery jar 13 is reduced relative to the air pressure in the battery jar 13, under the action of the air pressure, the air in the battery jar 13 flows out through the air outlet 24, at the moment, the air pressure in the battery jar 13 is reduced, new air flows into the battery jar 13 through the air vent 22 through the operation groove 15 and then flows out from the air outlet 24, the effect of dissipating heat of the battery jar is achieved, when the electric bicycle is powered off, the pedal rod 17 is drawn out from the pedal shaft 14 until the clamping block 25 is ejected out, at the moment, the pedal rod 17 and the pedal shaft 14 are fixed in position, a driver can provide power for the electric bicycle through the pedal plate 18, when the pedal does not need to run, the clamping block 25 is pressed down, the pedal rod 17 is inserted into the pedal shaft 14 again, at the moment, the pedal rod 17 and the pedal plate 18 are respectively inserted into the accommodating grooves 8 of the first accommodating plate 7 and the second accommodating plate 19, and space resources are saved.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an electric bicycle frame convenient to heat dissipation, includes bottom plate (4), its characterized in that, the top outer wall of bottom plate (4) is opened there are battery groove (13) and operation groove (15), the both sides outer wall of battery groove (13) all is equipped with flange (12), air outlet (24) are opened to one side outer wall of flange (12), the one end and battery groove (13) of vent are linked together, ventilation hole (22) have been opened with the same one side of operation groove (15) in battery groove (13), operation groove (15) are linked together through ventilation hole (22) with the external world, the bottom opening (16) of operation groove (15), the inner wall of operation groove (15) is connected with pedal axle (14) through the bearing, the outer wall of pedal axle (14) is equipped with the drive wheel, the outer wall of drive wheel has cup jointed first chain (6), one end of the first chain (6) is provided with a rear wheel driving mechanism, the two ends of the pedal shaft (14) are provided with pedal mechanisms, and the outer walls of the two sides of the bottom plate (4) are fixedly connected with connecting rods (3).

2. The electric bicycle frame convenient for heat dissipation of claim 1, characterized in that the rear wheel driving mechanism comprises a rear wheel plate (23) and an intermediate shaft (20), the rear wheel plate (23) is fixed on one side outer wall of the bottom plate (4), and the intermediate shaft (20) is connected with the inner wall of the rear wheel plate (23) through a bearing.

3. The electric bicycle frame convenient for heat dissipation of claim 2, wherein a rear driving plate is provided on an outer wall of one side of the rear wheel plate (23), and a side wheel (21) is fixedly connected to one end of the intermediate shaft (20).

4. An electric bicycle frame facilitating heat dissipation according to claim 3, characterised in that the same second chain (5) is sleeved on the outer wall of the side wheel (21) and the rear drive plate, and the outer wall of the intermediate shaft (20) is engaged with the first chain (6).

5. The electric bicycle frame convenient for heat dissipation as defined in claim 1, wherein the pedal mechanism comprises a pedal rod (17), a first receiving plate (7) and a second receiving plate (19), the pedal plate (18) is inserted into two ends of the pedal shaft (14), and the outer wall of the pedal rod (17) is provided with a block (25).

6. The electric bicycle frame convenient for heat dissipation according to claim 5, characterized in that a pedal (18) is arranged at one end of the pedal rod (17), and the pedal (18) is connected with the pedal rod (17) through a bearing.

7. The electric bicycle frame convenient for heat dissipation as defined in claim 6, wherein the first receiving plate (7) and the second receiving plate (19) are respectively fixed on two outer walls of the bottom plate (4), and the receiving groove (8) is formed on one side of each of the first receiving plate (7) and the second receiving plate (19).

8. The electric bicycle frame convenient for heat dissipation as defined in claim 1, wherein a fixing plate (2) is fixedly connected to one end of the connecting rod (3), a fixing cylinder (11) is fixed to one side of the fixing plate (2), a steering shaft (1) is connected to the inner wall of the fixing cylinder (11) through a bearing, and a front wheel frame (10) and a front wheel shaft (9) are arranged at one end of the steering shaft (1).