CN113412028B - Independent electric vehicle controller - Google Patents

Abstract

The invention discloses an independent electric vehicle controller, which comprises a controller body, a flow guide mechanism, a dustproof mechanism, a self-locking mechanism, a buckling mechanism and a heat conduction mechanism, wherein the controller body comprises a lower shell, a detachable upper shell arranged on the lower shell, an electronic element arranged in the lower shell, a single chip microcomputer fixedly arranged on the upper shell and a humidity sensor arranged on one side of the upper shell, the flow guide mechanism comprises a detachable air inlet pipe and an air outlet pipe which are respectively arranged on two sides of the upper shell, a transmission shaft rotatably arranged in the air inlet pipe, fan blades fixedly connected to the end part of the transmission shaft, a guide plate fixedly connected in the upper shell and used for filtering air guided into the upper shell by the flow guide mechanism, the self-locking mechanism is positioned in the air inlet pipe and used for preventing the transmission shaft from running, the buckling mechanism is positioned at the interface of the air inlet pipe and used for installing and detaching the flow guide mechanism, the heat conduction mechanism is positioned at the bottom of the lower shell and used for carrying out temperature exchange on the electronic element.

Description

Independent electric vehicle controller

Technical Field

The invention relates to the technical field of electric vehicles, in particular to an independent electric vehicle controller.

Background

The electric vehicle controller is a core control device used for controlling the starting, running, advancing and retreating, speed and stopping of a motor of the electric vehicle and other electronic devices of the electric vehicle, is just like the brain of the electric vehicle and is an important part on the electric vehicle, and the electric vehicle mainly comprises an electric bicycle, an electric two-wheel motorcycle, an electric tricycle, an electric motor tricycle, an electric four-wheel vehicle, an electric battery car and the like.

Electric vehicle controller is as the brain of electric motor car, uses at the electric motor car to be important component, and is especially important to the protection of controller equally, when the use of riding, the high temperature of controller for the electronic component of controller damages easily, and is difficult for installing the fan and dispels the heat to the controller, needs interconnecting link alone, and is comparatively troublesome, and when the long-time operation of fan, the high temperature can appear equally, and the ventilation effect is not good in the controller, appear danger easily.

Disclosure of Invention

The present invention is directed to solving one of the technical problems of the prior art or the related art.

Therefore, the technical scheme adopted by the invention is as follows:

an independent electric vehicle controller comprises a controller body, a flow guide mechanism, a dustproof mechanism, a self-locking mechanism, a buckling mechanism and a heat conduction mechanism, wherein the controller body comprises a lower shell, a detachable upper shell arranged on the lower shell, an electronic element arranged in the lower shell, a single chip microcomputer fixedly arranged on the upper shell and a humidity sensor arranged on one side of the upper shell, the flow guide mechanism comprises a detachable air inlet pipe and an air outlet pipe which are respectively arranged on two sides of the upper shell, a transmission shaft rotatably arranged in the air inlet pipe, fan blades fixedly connected to the end part of the transmission shaft and a flow guide plate fixedly connected in the upper shell, the flow guide plate is L-shaped, a plurality of flow guide holes are formed in the bottom of the flow guide plate, the air inlet pipe and the air outlet pipe are in inverted L-shaped, the air inlet pipe and the air outlet pipe are both communicated with the inner part of the upper shell, and the dustproof mechanism is positioned in the air inlet pipe, the air filter is used for filtering air inside the upper shell of the guide mechanism, the self-locking mechanism is located inside the air inlet pipe and used for preventing the transmission shaft from running, the buckle mechanism is located at the interface of the air inlet pipe and used for mounting and dismounting the guide mechanism, and the heat conduction mechanism is located at the bottom of the lower shell and used for carrying out temperature exchange on an electronic element.

Through adopting the above technical scheme, the electric motor car is when riding, make the flabellum rotate, in entering into the upper casing with external wind through the intake pipe, the lower air of ambient temperature flows casing below down, drive the top with the higher gas of temperature, then discharge through the outlet duct, can cool down the internal electronic component of inferior valve, avoid electronic component high temperature, and need not to utilize solitary fan to dispel the heat, utilize external wind-force to make the flabellum move when utilizing the electric motor car to ride, can practice thrift the cost, can avoid installing solitary fan and use for a long time and make self high temperature, prevent to cause harm to the internal electronic component of inferior valve, be favorable to protecting electronic component.

The present invention in a preferred example may be further configured to: the dustproof mechanism comprises a reciprocating screw rod fixedly connected to the top end of the transmission shaft, a filter plate fixedly connected to the air inlet pipe, a connecting frame suitable for sliding relative to the reciprocating screw rod, a scraper fixedly connected to the end portion of the connecting frame, a dust collection box arranged below the filter plate and a handle fixedly connected to the end face of the dust collection box, the interior of the dust collection box is communicated with the interior of the air inlet pipe, and the scraper is attached to the end face of the filter plate.

Through adopting above-mentioned technical scheme, the filter plate can filter external leading-in air, avoid the dust too much to produce static and make destruction to circuit board and electronic component in the lower casing, can avoid the dust to plug up the filter screen, prevent that air flow speed slows down and make the radiating effect reduce, can realize clearing up the filter plate automatically, labour saving and time saving, the wind-force that produces when utilizing the electric motor car to ride drives reciprocal lead screw and rotates, use natural resources, be favorable to energy-concerving and environment-protective.

The present invention in a preferred example may be further configured to: the self-locking mechanism comprises a gear sleeved on the transmission shaft, an electric push rod fixedly arranged on the inner wall of the air inlet pipe, an inner frame fixedly connected to the output end of the electric push rod, a first spring fixedly connected in the inner frame and a clamping plate fixedly connected to the end part of the first spring.

Through adopting above-mentioned technical scheme, can avoid leading-in the inferior valve internal with external moist gas, prevent that the moisture from causing corruption and short circuit to electronic component, be favorable to protecting electronic component, through setting up first spring, be convenient for carry out the joint with cardboard and gear.

The present invention in a preferred example may be further configured to: the self-locking mechanism further comprises limiting blocks fixedly connected to two sides of the back face of the clamping plate, and the end portions of the limiting blocks are connected with the side wall of the inner frame in a sliding mode through sliding grooves.

Through adopting above-mentioned technical scheme, can carry on spacingly to the cardboard, avoid the cardboard to appear shifting for braking effect is better.

The present invention in a preferred example may be further configured to: the single chip microcomputer is connected with the humidity sensor through a wire, and is connected with the electric push rod through a wire.

Through adopting above-mentioned technical scheme, can carry out intelligent control according to external environment, need not the manual work and start electric putter, be favorable to protecting the internal electronic component of inferior valve.

The present invention in a preferred example may be further configured to: the buckle mechanism comprises a limiting frame fixedly connected to one side of the upper shell, a second spring fixedly connected to the inner wall and the bottom wall of the limiting frame, limiting grooves formed in the upper side and the lower side of the air inlet pipe, a pull rod fixedly connected to the end portion of the second spring and clamped with the limiting grooves, and a fixture block fixedly connected to the pull rod, wherein the end portion of the fixture block penetrates through the sliding groove to extend to the outside of the limiting frame, and one side of the pull rod is arc-shaped.

Through adopting above-mentioned technical scheme for intake pipe and frame separate, make things convenient for the staff to carry out the dismouting to the intake pipe, are convenient for maintain the part, and are convenient for separate the part.

The present invention in a preferred example may be further configured to: the buckle mechanism further comprises a limiting sleeve fixedly connected to the other side of the upper shell and a filter cover suitable for sliding relative to the bottom end of the air outlet pipe, and one end of the air outlet pipe is in threaded connection with the limiting sleeve.

Through adopting above-mentioned technical scheme, rotate the outlet duct and can install the outlet duct on the stop collar of last casing, and the reversal outlet duct can take off the outlet duct.

The present invention in a preferred example may be further configured to: the heat conduction mechanism comprises a cavity arranged at the bottom of the lower shell, a heat conduction sheet fixedly connected to the upper wall in the cavity, a water inlet pipe and a water outlet pipe respectively and fixedly connected to two sides of the lower shell, and a sealing cover suitable for sliding relative to the water inlet pipe and the water outlet pipe, wherein the water inlet pipe and the water outlet pipe are communicated with the cavity, and the heat conduction sheet is attached to the electronic element.

Through adopting above-mentioned technical scheme, when winter is comparatively chilly season, the electronic component in the inferior valve body is because the temperature is low excessively, is difficult to operate, and the user passes through the inlet tube with warm hot water and guides into the cavity, transmits the heat for the electronic component in the inferior valve body through the conducting strip, and the water after will using afterwards is discharged from the outlet pipe, makes then electronic component can carry out normal operating for the electric motor car can ride.

By adopting the technical scheme, the invention has the beneficial effects that:

1. according to the invention, by arranging the flow guide mechanism, external wind enters the upper shell through the air inlet pipe, air with lower external temperature flows to the lower part of the lower shell, gas with higher temperature is driven to the upper part, and then is discharged through the air outlet pipe, so that electronic elements in the lower shell can be cooled, the electronic elements are prevented from being overhigh in temperature, an independent fan is not required to be used for heat dissipation, the fan blades are operated by using external wind power when an electric vehicle is ridden, the cost can be saved, the phenomenon that the temperature of the fan blades is overhigh due to the fact that the independent fan is installed for a long time use can be avoided, the electronic elements in the lower shell are prevented from being damaged, and the protection of the electronic elements is facilitated.

2. According to the invention, the dustproof mechanism is arranged, the filter plate can filter air led in from the outside, so that the phenomenon that the circuit board and the electronic element in the lower shell are damaged due to the fact that excessive dust generates static electricity is avoided, the scraper plate moves to push the dust on the filter plate into the dust collecting box below, the filter screen is prevented from being blocked by the dust, the phenomenon that the air flowing speed is slowed down to reduce the heat dissipation effect is prevented, the filter plate can be automatically cleaned, time and labor are saved, the reciprocating screw rod is driven to rotate by wind power generated when an electric vehicle is ridden, natural resources are used, and the energy conservation and environmental protection are facilitated.

3. According to the invention, by arranging the self-locking mechanism, when external moisture is heavy, the gear is clamped by the clamping plate, the transmission shaft is prevented from rotating, external humid gas can be prevented from being introduced into the lower shell, the electronic element is prevented from being corroded and short-circuited by the moisture, the electronic element is protected, and the clamping plate and the gear can be conveniently clamped by arranging the first spring.

4. According to the invention, the buckle mechanism is arranged, the second spring pushes the pull rod to extend into the limiting groove, then the air inlet pipe and the outer frame are fixed, and the fixture block is pulled to separate the pull rod from the limiting groove, so that the air inlet pipe and the outer frame are separated, the air inlet pipe is convenient for workers to disassemble and assemble, parts are convenient to maintain, and parts are convenient to separate.

5. According to the invention, by arranging the heat conduction mechanism, when the temperature of the electronic element in the lower shell is too low in cold seasons in winter, the electronic element is difficult to operate, a user guides warm water into the cavity through the water inlet pipe, transmits heat to the electronic element in the lower shell through the heat conduction sheet, and then discharges the used water from the water outlet pipe, so that the electronic element can normally operate, and the electric vehicle can be ridden.

Drawings

FIG. 1 is a schematic overall structure diagram of one embodiment of the present invention;

FIG. 2 is a schematic side view of one embodiment of the present invention;

FIG. 3 is a schematic view of a flow directing mechanism according to one embodiment of the present invention;

FIG. 4 is a schematic view of a dust prevention mechanism according to an embodiment of the present invention;

FIG. 5 is a schematic view of a self-locking mechanism according to an embodiment of the present invention;

FIG. 6 is a schematic view of the external connection of the card of one embodiment of the present invention;

FIG. 7 is a schematic view of a latch mechanism according to one embodiment of the present invention;

fig. 8 is a schematic view of a heat conducting mechanism according to an embodiment of the invention.

Reference numerals:

100. a controller body; 101. a lower housing; 102. an upper housing; 103. a single chip microcomputer; 104. a humidity sensor;

200. a flow guide mechanism; 201. an air inlet pipe; 202. an air outlet pipe; 203. a drive shaft; 204. a fan blade; 205. a baffle; 206. a filter cover;

300. a dust-proof mechanism; 301. filtering the plate; 302. a reciprocating screw rod; 303. a squeegee; 304. a dust collecting box;

400. a self-locking mechanism; 401. a gear; 402. clamping a plate; 403. an electric push rod; 404. an inner frame; 405. a first spring;

500. a buckle mechanism; 501. a second spring; 502. a clamping block; 503. a pull rod;

600. a heat conducting mechanism; 601. a cavity; 602. a heat conductive sheet.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be noted that the embodiments of the present invention and features of the embodiments may be combined with each other without conflict.

It is to be understood that this description is made only by way of example and not as a limitation on the scope of the invention.

A standalone electric vehicle controller provided with some embodiments of the present invention is described below with reference to the accompanying drawings.

The first embodiment is as follows:

referring to fig. 1, 2 and 3, the standalone electric vehicle controller provided by the present invention includes a controller body 100, a flow guiding mechanism 200, a dustproof mechanism 300, a self-locking mechanism 400, a fastening mechanism 500 and a heat conducting mechanism 600, where the controller body 100 includes a lower housing 101, a detachable upper housing 102 disposed on the lower housing 101, an electronic component disposed in the lower housing 101, a single chip microcomputer 103 fixedly mounted on the upper housing 102, and a humidity sensor 104 disposed on one side of the upper housing 102, the flow guiding mechanism 200 includes a detachable air inlet pipe 201 and an air outlet pipe 202 respectively disposed on two sides of the upper housing 102, a transmission shaft 203 rotatably mounted in the air inlet pipe 201, a fan blade 204 fixedly connected to an end of the transmission shaft 203, and a flow guiding plate 205 fixedly connected in the upper housing 102, the flow guiding plate 205 is L-shaped, a plurality of flow guiding holes are disposed at the bottom of the flow guiding plate 205, the air inlet pipe 201 and the air outlet pipe 202 are both in inverted L shapes, the air inlet pipe 201 and the air outlet pipe 202 are both communicated with the inside of the upper shell 102, when the electric vehicle is ridden, the fan blade 204 is rotated, external air enters the upper shell 102 through the air inlet pipe 201, air with lower external temperature flows to the lower part of the lower shell 101, air with higher temperature is driven to the upper part, and then the air is discharged through the air outlet pipe 202, so that electronic elements in the lower shell 101 can be cooled, the temperature of the electronic elements is prevented from being too high, an independent fan is not needed to be used for heat dissipation, the fan blade 204 is operated by using external wind power when the electric vehicle is ridden, the cost can be saved, the phenomenon that the temperature of the fan is too high due to long-time use of the independent fan can be avoided, the electronic elements in the lower shell 101 are prevented from being damaged, the electronic elements are protected, the dustproof mechanism 300 is positioned inside the air inlet pipe 201 and is used for filtering the air guided into the upper shell 102 by the flow guide mechanism 200, the self-locking mechanism 400 is located inside the air inlet pipe 201 and used for stopping operation of the transmission shaft 203, the buckling mechanism 500 is located at an interface of the air inlet pipe 201 and used for installation and disassembly of the flow guide mechanism 200, and the heat conducting mechanism 600 is located at the bottom of the lower shell 101 and used for carrying out temperature exchange on electronic elements.

Example two:

as shown in fig. 4, based on the first embodiment, the dustproof mechanism 300 includes a reciprocating screw rod 302 fixedly connected to the top end of the transmission shaft 203, a filter plate 301 fixedly connected to the air inlet pipe 201, a connecting frame adapted to slide relative to the reciprocating screw rod 302, a scraper 303 fixedly connected to an end of the connecting frame, a dust collecting box 304 disposed below the filter plate 301, and a handle fixedly connected to an end surface of the dust collecting box 304, wherein the dust collecting box 304 is internally communicated with the air inlet pipe 201, the scraper 303 is attached to the end surface of the filter plate 301, the filter plate 301 can filter air introduced from the outside, so as to prevent the circuit board and electronic components in the lower housing 101 from being damaged by excessive static electricity generated by dust, and the reciprocating screw rod 302 rotates along with the transmission shaft 203, so that the connecting frame drives the scraper 303 to move, and push the dust on the filter plate 301 into the dust collecting box 304 below, so as to prevent the filter screen from being blocked by the dust, prevent that air flow speed from slowing down and make the radiating effect reduce, can realize clearing up filter plate 301 automatically, labour saving and time saving uses the wind-force that produces when the electric motor car is ridden to drive reciprocal lead screw 302 and rotates, uses natural resources, is favorable to energy-concerving and environment-protective.

Example three:

referring to fig. 4, 5 and 6, in the above embodiment, the self-locking mechanism 400 includes a gear 401 sleeved on the transmission shaft 203, an electric push rod 403 fixedly mounted on an inner wall of the air inlet pipe 201, an inner frame 404 fixedly connected to an output end of the electric push rod 403, a first spring 405 fixedly connected to the inner frame 404, and a catch plate 402 fixedly connected to an end of the first spring 405, the humidity sensor 104 detects outside humidity, when outside humidity is heavy, the electric push rod 403 is started by the single chip microcomputer 103, the electric push rod 403 extends to move the inner frame 404, the inner frame 404 pushes the catch plate 402 to move by the first spring 405, so that the catch plate 402 catches the gear 401 to prevent the transmission shaft 203 from rotating, thereby preventing outside humid gas from being introduced into the lower housing 101, preventing the humidity from corroding and short-circuiting the electronic element, and being beneficial to protecting the electronic element, by providing the first spring 405, facilitating the snap-in engagement of the catch plate 402 with the gear 401.

Specifically, self-locking mechanism 400 still includes the stopper of rigid coupling in cardboard 402 back both sides, the tip of stopper passes through spout and inside casing 404 lateral wall sliding connection, and stopper sliding connection can be spacing to cardboard 402 in the spout of inside casing 404, avoids cardboard 402 to shift for braking effect is better.

Further, singlechip 103 passes through wire and humidity transducer 104 connection of electric lines, singlechip 103 passes through wire and electric putter 403 connection of electric lines, can carry out intelligent control according to external environment, need not the manual work and starts electric putter 403, is favorable to protecting the electronic component in lower casing 101.

Example four:

referring to fig. 1 and 7, in the above embodiment, the fastening mechanism 500 includes a limiting frame fixedly connected to one side of the upper housing 102, a second spring 501 fixedly connected to an upper wall and a bottom wall of the limiting frame, limiting grooves formed on upper and lower sides of the air inlet pipe 201, a pull rod 503 fixedly connected to an end of the second spring 501 and fastened to the limiting groove, and a latch 502 fixedly connected to the pull rod 503, wherein an end of the latch 502 extends to an outside of the limiting frame through the sliding groove, one side of the pull rod 503 is arc-shaped, the air inlet pipe 201 is inserted into the limiting frame, because the pull rod 503 is arc-shaped, the air inlet pipe 201 presses the pull rod 503 to lift and press the second spring 501, when the limiting groove on the air inlet pipe 201 moves below the pull rod 503, the second spring 501 pushes the pull rod 503 to extend into the limiting groove, and then fixes the air inlet pipe 201 and the outer frame, and pulls the latch 502 to separate the pull rod 503 from the limiting groove, make intake pipe 201 and frame separate, make things convenient for the staff to carry out the dismouting to intake pipe 201, be convenient for maintain the part, and be convenient for separate the part.

Specifically, the fastening mechanism 500 further includes a limiting sleeve fixedly connected to the other side of the upper housing 102 and a filtering cover 206 adapted to slide relative to the bottom end of the outlet tube 202, one end of the outlet tube 202 is connected to the limiting sleeve by a thread, the outlet tube 202 can be mounted on the limiting sleeve of the upper housing 102 by rotating the outlet tube 202, and the outlet tube 202 can be taken down by reversing the outlet tube 202.

Example five:

referring to fig. 1 and 8, in the above embodiment, the heat conducting mechanism 600 includes a cavity 601 disposed at the bottom of the lower casing 101, a heat conducting fin 602 fixedly connected to an inner upper wall of the cavity 601, a water inlet pipe and a water outlet pipe respectively fixedly connected to two sides of the lower casing 101, and a sealing cover adapted to slide relative to the water inlet pipe and the water outlet pipe, where the water inlet pipe and the water outlet pipe are both communicated with the inside of the cavity 601, the heat conducting fin 602 is attached to an electronic component, and when the season is cold in winter, the electronic component in the lower casing 101 is difficult to operate due to too low temperature, and a user introduces warm water into the cavity 601 through the water inlet pipe, transmits heat to the electronic component in the lower casing 101 through the heat conducting fin 602, and then discharges the used water from the water outlet pipe, so that the electronic component can normally operate, and the electric vehicle can run.

The working principle and the using process of the invention are as follows: firstly, when the electric vehicle is ridden, the fan blades 204 rotate, outside wind enters the upper shell 102 through the air inlet pipe 201, air with lower outside temperature flows to the lower part of the lower shell 101, gas with higher temperature is driven to the upper part, then the air is discharged through the air outlet pipe 202, electronic elements in the lower shell 101 can be cooled, the filter plate 301 can filter the air led in from the outside, the phenomenon that the circuit board and the electronic elements in the lower shell 101 are damaged due to static electricity generated by excessive dust is avoided, the reciprocating screw rod 302 rotates along with the transmission shaft 203, the connecting frame drives the scraper 303 to move, the dust on the filter plate 301 is pushed into the dust collection box 304 below, and the filter screen can be prevented from being blocked by the dust;

the humidity sensor 104 detects the outside humidity, when the outside humidity is heavy, the electric push rod 403 is started through the single chip microcomputer 103, the electric push rod 403 extends to enable the inner frame 404 to move, the inner frame 404 pushes the clamping plate 402 to move through the first spring 405, the clamping plate 402 clamps the gear 401 to prevent the transmission shaft 203 from rotating, the outside humid gas can be prevented from being introduced into the lower shell 101, and the electronic elements are prevented from being corroded and short-circuited by the humidity; the air inlet pipe 201 is inserted into the limiting frame, the pull rod 503 is arc-shaped, the air inlet pipe 201 extrudes the pull rod 503 to enable the pull rod 503 to ascend and extrude the second spring 501, when the limiting groove in the air inlet pipe 201 moves to the position below the pull rod 503, the second spring 501 pushes the pull rod 503 to enable the pull rod 503 to extend into the limiting groove, then the air inlet pipe 201 and the outer frame are fixed, the fixture block 502 is pulled to enable the pull rod 503 to be separated from the limiting groove, the air inlet pipe 201 is separated from the outer frame, and workers can conveniently disassemble and assemble the air inlet pipe 201; when the winter is in a cold season, the electronic element in the lower shell 101 is too low in temperature and difficult to operate, a user guides warm water into the cavity 601 through the water inlet pipe, the heat is transmitted to the electronic element in the lower shell 101 through the heat conducting fins 602, and then the used water is discharged from the water outlet pipe, so that the electronic element can operate normally.

In the present invention, the term "plurality" means two or more unless explicitly defined otherwise. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

It will be understood that when an element is referred to as being "mounted to," "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the claims and their equivalents.

Claims (7)

1. A standalone electric vehicle controller, comprising:

the controller comprises a controller body (100), wherein the controller body (100) comprises a lower shell (101), a detachable upper shell (102) arranged on the lower shell (101), an electronic element arranged in the lower shell (101), a single chip microcomputer (103) fixedly arranged on the upper shell (102) and a humidity sensor (104) arranged on one side of the upper shell (102);

the flow guide mechanism (200) comprises a detachable air inlet pipe (201) and an air outlet pipe (202) which are respectively arranged on two sides of an upper shell (102), a transmission shaft (203) which is rotatably arranged in the air inlet pipe (201), fan blades (204) fixedly connected to the end part of the transmission shaft (203) and a guide plate (205) fixedly connected into the upper shell (102), wherein the guide plate (205) is in an L shape, the bottom of the guide plate (205) is provided with a plurality of flow guide holes, the air inlet pipe (201) and the air outlet pipe (202) are in inverted L shapes, the air inlet pipe (201) and the air outlet pipe (202) are communicated with the inside of the upper shell (102), air with lower external temperature flows to the lower part of the lower shell (101), gas with higher temperature is driven to the upper part and then is discharged through the air outlet pipe (202), and then the electronic elements in the lower shell (101) can be cooled, the over-high temperature of electronic elements is avoided, a separate fan is not needed for heat dissipation, and the fan blades (204) are operated by utilizing external wind power when the electric vehicle is ridden;

the dustproof mechanism (300) is positioned inside the air inlet pipe (201) and used for filtering air guided into the upper shell (102) by the flow guide mechanism (200);

the air inlet pipe comprises an air inlet pipe (201), a self-locking mechanism (400), wherein the self-locking mechanism (400) is positioned in the air inlet pipe (201), the self-locking mechanism (400) comprises a gear (401) sleeved on a transmission shaft (203), an electric push rod (403) fixedly arranged on the inner wall of the air inlet pipe (201), an inner frame (404) fixedly connected to the output end of the electric push rod (403), a first spring (405) fixedly connected in the inner frame (404) and a clamping plate (402) fixedly connected to the end part of the first spring (405), the humidity sensor 104 detects outside humidity, and when outside moisture is heavy, the electric push rod 403 is started through the single chip microcomputer 103 to prevent the outside humid air from being introduced into the lower shell 101;

the buckling mechanism (500) is positioned at the interface of the air inlet pipe (201) and used for mounting and dismounting the flow guide mechanism (200);

and the heat conduction mechanism (600) is positioned at the bottom of the lower shell (101) and transmits the heat of the warm water to the electronic element.

2. The stand-alone electric vehicle controller according to claim 1, wherein the dust-proof mechanism (300) comprises a reciprocating screw rod (302) fixedly connected to the top end of the transmission shaft (203), a filter plate (301) fixedly connected to the air inlet pipe (201), a connecting frame adapted to slide relative to the reciprocating screw rod (302), a scraper (303) fixedly connected to the end of the connecting frame, a dust collection box (304) disposed below the filter plate (301), and a handle fixedly connected to the end face of the dust collection box (304), wherein the interior of the dust collection box (304) is communicated with the interior of the air inlet pipe (201), and the scraper (303) is attached to the end face of the filter plate (301).

3. The stand-alone electric vehicle controller according to claim 1, wherein the self-locking mechanism (400) further comprises limiting blocks fixedly connected to two sides of the back surface of the clamping plate (402), and the end parts of the limiting blocks are slidably connected with the side walls of the inner frame (404) through sliding grooves.

4. The standalone electric vehicle controller according to claim 1, wherein the single chip microcomputer (103) is in wire connection with the humidity sensor (104) through a wire, and the single chip microcomputer (103) is in wire connection with the electric push rod (403) through a wire.

5. The stand-alone electric vehicle controller according to claim 1, wherein the fastening mechanism (500) comprises a limiting frame fixedly connected to one side of the upper housing (102), a second spring (501) fixedly connected to the inner upper wall and the inner bottom wall of the limiting frame, limiting grooves formed in the upper and lower sides of the air inlet pipe (201), a pull rod (503) fixedly connected to the end of the second spring (501) and clamped with the limiting grooves, and a clamping block (502) fixedly connected to the pull rod (503), wherein the end of the clamping block (502) penetrates through the sliding groove to extend to the outside of the limiting frame, and one side of the pull rod (503) is arc-shaped.

6. The stand-alone electric vehicle controller according to claim 1, wherein the fastening mechanism (500) further comprises a limiting sleeve fixedly connected to the other side of the upper housing (102) and a filter cover (206) adapted to slide relative to the bottom end of the outlet pipe (202), and one end of the outlet pipe (202) is in threaded connection with the limiting sleeve.

7. The stand-alone electric vehicle controller according to claim 1, wherein the heat conducting mechanism (600) comprises a cavity (601) arranged at the bottom of the lower housing (101), a heat conducting fin (602) fixedly connected to the inner upper wall of the cavity (601), a water inlet pipe and a water outlet pipe respectively fixedly connected to two sides of the lower housing (101), and a sealing cover adapted to slide relative to the water inlet pipe and the water outlet pipe, wherein the water inlet pipe and the water outlet pipe are both communicated with the inside of the cavity (601), and the heat conducting fin (602) is attached to the electronic component.

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