Electric motorcycle high-speed motor with water-cooling heat dissipation function

Abstract

The utility model relates to the technical field of high-speed motors of electric motorcycles, in particular to a high-speed motor of an electric motorcycle with a water-cooling heat dissipation function, which comprises a motor main body and a driving shaft mounted at the output end of the motor main body, an upper water tank and a lower water tank are mounted at the top of the motor main body; the arc-shaped strips are matched with the arc-shaped separation blades to form the water cooling assembly, so that cooling water left from the upper water tank flows back into the lower water tank along the surface of the motor body, the cooling water is in direct contact with the surface of the motor body, blocking of a water pipe is omitted, and the water cooling efficiency is improved preliminarily; the evaporation efficiency of water attached to the high-speed motor of the electric motorcycle is improved, the water cooling efficiency is further improved, impurities left on meshes of the filter screen are discharged from the valve in a unified mode by opening the valve and reversely driving the water pump, self-cleaning of the water cooling system is achieved, and the circulating water pump is not prone to being blocked.

Description

TECHNICAL FIELD

[0001] The utility model relates to electric motorcycle high -speed motor technical field, concretely relates to a kind of water-cooling heat dissipation function's electric motorcycle high -speed motor. BACKGROUND

[0002] Electric motorcycle is a kind of electric vehicle, travels with battery to drive motor, and the composition of electric motorcycle includes: electric drive and control system, driving force transmission and other mechanical systems, working device for completing the task etc.Electric drive and control system are the core of electric vehicle, and also the biggest difference from the internal combustion engine driven car.

[0003] The structure of electric motorcycle has many, high-speed motor is one of the most important structures, in order to reduce the heat generated when high-speed motor drives, generally need to heat treatment to high-speed motor, traditional motor cooling method includes natural cooling, air cooling and water cooling, wherein water cooling refers to through water pump and water pipe and water tank form circulating cooling water system, through water pipe and high-speed motor shell surface cold heat exchange realizes the water cooling of high-speed motor;

[0004] But the above water cooling mode efficiency is low, because the cooling water in water pipe and motor shell are separated by water pipe wall, the water in water pipe cannot directly contact with motor shell, thereby preliminary reducing water cooling efficiency, in addition, after the water in water pipe after heat exchange with motor shell enters water tank, only through water tank to cool circulating water, and the cooling efficiency is low, thereby leading to the circulating water temperature in water pipe is higher, thereby further reducing water cooling efficiency, in addition, the impurity content in circulating water in traditional water cooling system will be more and more, easy to block circulating water pump. UTILITY MODEL CONTENT

[0005] In view of the above shortcomings of prior art, the utility model provides a kind of water-cooling heat dissipation function's electric motorcycle high -speed motor, can effectively solve the problems proposed in background art.

[0006] To achieve the above object, the utility model is realized by the following technical schemes:

[0007] The utility model provides a kind of electric motorcycle high-speed motor with water cooling heat dissipation function, including motor main body and the drive shaft being installed in the output end of motor main body, upper water tank is installed in the top of motor main body, lower water tank is installed in the top of motor main body, and it is about motor main body to be centrally symmetrical distribution between upper water tank, detachably install filter screen in the lower water tank, valve is installed in the bottom of lower water tank and is connected with the inner chamber of lower water tank, water cooling assembly includes installing in the surface of motor main body, and it is fixed with upper water tank and lower water tank respectively several arc strips, the water channel of upper water tank and lower water tank is formed between adjacent two arc strips, arc baffle is also fixedly installed between adjacent two arc strips, circulating water pump is installed in the end of motor main body, and input end is communicated with lower water tank, and output end is communicated with upper water tank.

[0008] Further, the upper water tank is communicated with the first water pipe communicated with the output end of the circulating water pump at one end, and a plurality of first drainage holes are evenly distributed and arranged in the inner cavity of the opposite outer side walls of the upper water tank.

[0009] Further, the lower water tank is provided with a circular hole penetrating the inner cavity at one end, and a second water pipe is installed in the circular hole, one end of the second water pipe is communicated with the lower water tank, and the other end is communicated with the input end of the circulating water pump.

[0010] Further, a plurality of second drainage holes are evenly distributed and arranged in the inner cavity of the opposite outer side walls of the lower water tank, the filter screen is arranged at the communication position between the circular hole and the inner cavity of the lower water tank, and a pull handle is installed at one end of the filter screen and abuts against the outside of the lower water tank.

[0011] Further, one end of the plurality of water channels is communicated with the corresponding first drainage hole, the other end is communicated with the corresponding second drainage hole, and the same end of the plurality of arc baffles abuts against the lower water tank.

[0012] The technical scheme provided by the utility model has the following beneficial effects compared with the known prior art:

[0013] 1. The arc strip cooperates with the arc baffle to form the water cooling assembly, so that the cooling water remaining in the upper water tank flows back to the lower water tank along the surface of the motor main body, the cooling water directly contacts the surface of the motor main body, the water pipe is not blocked, and the water cooling efficiency is preliminarily improved.

[0014] 2. The backflowing water is exposed to air during the backflowing process from the surface of the motor main body, the surface of the motor main body contacts the high-speed airflow, the evaporation efficiency of the moisture attached to the electric motorcycle high-speed motor is increased, the heat on the surface of the motor main body is quickly removed according to the evaporation heat absorption principle, and the water cooling efficiency is further improved.

[0015] 3. The filter screen is arranged for intercepting impurities carried in circulating water in the water cooling system, in order to avoid the filter screen mesh being blocked, the valve is arranged at the bottom of the lower water tank, the impurities remaining on the filter screen mesh are discharged from the valve by opening the valve and reversely driving the water pump, the water cooling system is self-cleaning, and the circulating water pump is not easy to be blocked. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.

[0017] Figure 1 It is a schematic diagram of the overall structure of the present application;

[0018] Figure 2 It is a schematic diagram of the upper water tank structure of the present application;

[0019] Figure 3 It is a schematic diagram of the lower water tank structure of the present application;

[0020] Figure 4 It is a schematic diagram of the water cooling assembly structure of the present application.

[0021] The numbers in the figure respectively represent:

[0022] 1, motor main body; 11, drive shaft;

[0023] 2, upper water tank; 21, first water pipe; 22, first drain hole;

[0024] 3, lower water tank; 31, round hole; 32, second water pipe; 33, second drain hole; 34, filter screen; 35, pull handle; 36, valve;

[0025] 41, arc-shaped strip; 42, arc-shaped baffle;

[0026] 5, circulating water pump. DETAILED DESCRIPTION

[0027] In order to make the purpose, technical scheme and advantages of the embodiments of the present application more clear, the following will combine the drawings in the embodiments of the present application to clearly and completely describe the technical scheme in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0028] The utility model will be further described below in combination with the embodiments.

[0029] Embodiment 1

[0030] Refer to Figures 1-4 , the utility model discloses a first embodiment, discloses a kind of high-speed motor of electric motorcycle with water cooling heat dissipation function, including motor main body 1 and the drive shaft 11 of installation in the output end of motor main body 1, upper water tank 2 is installed in the top of motor main body 1, lower water tank 3 is installed in the top of motor main body 1, and it is about motor main body 1 with upper water tank 2 between centrosymmetric distribution, detachably install filter screen 34 in lower water tank 3, filter screen 34 and the cross section of lower water tank 3 are adapted, ensure that there is no filtering dead angle, valve 36 of being connected with the inner chamber of lower water tank 3 is installed in the bottom of lower water tank 3, water cooling component includes installation on the surface of motor main body 1, and it is fixed with upper water tank 2 and lower water tank 3 respectively several arc strips 41, the water channel of being connected with upper water tank 2 and lower water tank 3 is formed between adjacent two arc strips 41, arc baffle 42 is also fixedly installed between adjacent two arc strips 41, circulating water pump 5 is installed in the end of motor main body 1, and input end is communicated with lower water tank 3, output end is communicated with upper water tank 2, it needs to supplement sufficient cooling water in lower water tank 3 periodically.

[0031] Embodiment 2

[0032] Refer to Figures 1-4 , the utility model of second embodiment, this embodiment is different from the first embodiment: upper water tank 2 one end is connected with the first water pipe 21 of being connected with the output end of circulating water pump 5, upper water tank 2 two opposite outer side walls are all through inner chamber and are equipped with the first drain hole 22 of being distributed with several equal intervals, lower water tank 3 one end is through inner chamber and is equipped with round hole 31, second water pipe 32 is installed in round hole 31, one end of second water pipe 32 is communicated with lower water tank 3, and the other end is communicated with the input end of circulating water pump 5, the second drain hole 33 of being distributed with several equal intervals is opened in the inner chamber of two opposite outer side walls of lower water tank 3, filter screen 34 is arranged at the inner chamber communication of round hole 31 and lower water tank 3, one end of filter screen 34 is installed and is resisted in the pull handle 35 of lower water tank 3 outside, the quick replacement of filter screen 34 is facilitated, one end of several water channels is communicated with corresponding first drain hole 22, and the other end is communicated with corresponding second drain hole 33, and the same direction one end of several arc baffles 42 is all set with lower water tank 3, ensure that when circulating cooling water backflow to arc baffle 42, it will not be spilled, but will be unified from corresponding second drain hole 33 and backflow to lower water tank 3.

[0033] Rest structure is same with the structure of embodiment 1.

[0034] The working process of the utility model is as follows:

[0035] First, the first start circulating water pump 5, through the second water pipe 32 extraction of the lower tank 3 after the filter screen 34 filtered circulating cooling water, and through the first water pipe 21 to the upper tank 2, through a number of first drain hole 22, the water in the upper tank 2 will due to gravity and water pressure into the water cooling assembly composed of two adjacent arc strip 41 and arc baffle 42;

[0036] Second, the cooling water in the water cooling assembly due to gravity naturally slide, and in the surface of the motor body 1 according to a certain trajectory naturally down flow, down flow process not only directly take away part of the heat on the surface of the motor body 1, but also make the circulating water part attached to the surface of the motor body 1, due to the motor body 1 for electric motorcycle on the high speed motor, so the surface of the motor body 1 will be in contact with the high speed airflow, thereby increasing the evaporation efficiency of the water on the electric motorcycle high speed motor, according to the principle of heat absorption, as soon as possible to take away the heat on the surface of the motor body 1, thereby further improving the water cooling efficiency;

[0037] Third, open the valve 36 regularly, and reverse drive circulating water pump 5, extraction of the first water pipe 21 has not yet injected into the upper tank 2 of water, and through the second water pipe 32, the filter screen 34 mesh hole on the residual impurities from the valve 36 uniformly discharged, realize the self cleaning of water cooling system, not easy to block circulating water pump 5.

[0038] The above examples are only used to illustrate the technical scheme of the present application, rather than limit it; although the present application has been described in detail with reference to the foregoing examples, those skilled in the art should understand that: it can still modify the technical scheme recorded in the foregoing examples, or make equivalent replacement for part of the technical features; and these modifications or replacements will not make the essence of the corresponding technical scheme deviate from the protection scope of the technical scheme of each embodiment of the present application.

Claims

1. A high-speed motor for an electric motorcycle with water-cooled heat dissipation function, comprising a motor body (1) and a drive shaft (11) installed at the output end of the motor body (1), characterized in that, Also include: The upper tank (2) is installed on the top of the motor body (1); Lower tank (3), installed on the top of the motor body (1), and with the upper tank (2) between the motor body (1) is centrally symmetric distribution, the lower tank (3) can be detachably installed in the filter screen (34), the lower tank (3) bottom is provided with valve (36) connected with the lower tank (3) inner cavity; Water cooling assembly, including installation on the surface of the motor body (1), and respectively with the upper tank (2) and lower tank (3) fixed a plurality of arc strip (41), adjacent two said arc strip (41) between the water channel formed with the upper tank (2) and lower tank (3), adjacent two said arc strip (41) between the fixed installation of arc baffle (42); Circulating water pump (5), installed on the end of the motor body (1), and the input end is communicated with the lower tank (3), the output end is communicated with the upper tank (2).

2. The high-speed motor for electric motorcycle with water-cooling heat dissipation function according to claim 1, characterized in that, The upper tank (2) one end is communicated with the first water pipe (21) connected with the output end of the circulating water pump (5), the upper tank (2) both opposite outer side wall is provided with a plurality of equidistant distribution of first drain hole (22) through the inner cavity.

3. The high-speed motor for electric motorcycle with water-cooling heat dissipation function according to claim 2, characterized in that, The lower tank (3) one end through the inner cavity is provided with a circular hole (31), the circular hole (31) is installed in the second water pipe (32), the second water pipe (32) one end is communicated with the lower tank (3), the other end is communicated with the input end of the circulating water pump (5).

4. The high-speed motor for electric motorcycle with water-cooling heat dissipation function according to claim 3, characterized in that, The lower tank (3) both opposite outer side wall is provided with a plurality of equidistant distribution of second drain hole (33) through the inner cavity, the filter screen (34) is arranged in the circular hole (31) and the inner cavity of the lower tank (3) is communicated, the filter screen (34) one end is installed in the pull handle (35) of the lower tank (3) outside.

5. The high-speed motor for electric motorcycle with water-cooling heat dissipation function according to claim 4, characterized in that, A plurality of said water channel one end is communicated with the corresponding first drain hole (22), the other end is communicated with the corresponding second drain hole (33), and a plurality of said arc baffle (42) same direction one end is arranged with the lower tank (3).

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