CN113335441B - Scooter controller and circuit board control method thereof - Google Patents
Scooter controller and circuit board control method thereof Download PDFInfo
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- CN113335441B CN113335441B CN202110725008.4A CN202110725008A CN113335441B CN 113335441 B CN113335441 B CN 113335441B CN 202110725008 A CN202110725008 A CN 202110725008A CN 113335441 B CN113335441 B CN 113335441B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
- B62M6/00—Rider propulsion of wheeled vehicles with additional source of power, e.g. combustion engine or electric motor
- B62M6/40—Rider propelled cycles with auxiliary electric motor
- B62M6/45—Control or actuating devices therefor
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/07—Fire prevention, containment or extinguishing specially adapted for particular objects or places in vehicles, e.g. in road vehicles
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/02—Nozzles specially adapted for fire-extinguishing
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
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Abstract
A scooter controller relates to the technical field of scooter controllers; including end box, end box upper end opening part fixed mounting has the apron, the inside center of end box is equipped with the installation cavity, the inside lower extreme of installation cavity is equipped with the circuit board mounting panel that is extruded and then moves down, the circuit board mounting panel left and right sides is equipped with the round hole that runs through from top to bottom, the apron top lower extreme corresponds the stopper hole post that the round hole was equipped with sealed round hole, the drive box is installed to stopper hole post inboard, the end box left and right sides is equipped with the heat dissipation chamber with the installation cavity intercommunication, the end box outside corresponds the heat dissipation chamber from last to being equipped with the louvre down in proper order, the louvre includes the air outlet, air intake and passageway, the passageway upper end is close to heat dissipation chamber one side and is equipped with the air outlet, the passageway lower extreme is kept away from heat dissipation chamber one side and is equipped with the air intake, the passageway center is equipped with circular-arcly, and the commentaries on classics board that is provided with sealed passageway is strikeed by heat dissipation chamber atmospheric pressure to the commentaries on classics and is rotatory the opening passageway. The technical problem of scooter controller radiating effect among the prior art poor easy intaking lead to damaging is solved.
Description
Technical Field
The invention relates to the technical field of scooter controllers, in particular to a scooter controller and a circuit board control method thereof.
Background
In the life, for the ease of the trip to for the convenience of accomodating the vehicle, derive the scooter, the scooter is small, and the folding of being convenient for is welcomed deeply, and the structure of present scooter is fairly simple, and scooter controller installs in scooter lower extreme or inside, the heat dissipation of being inconvenient for, and the louvre of addding at the controller shell gradually goes into the rainwater easily, leads to the controller to damage easily, consequently, provides a scooter controller and circuit board control method thereof.
Disclosure of Invention
The invention aims to solve the technical problem that the scooter controller in the prior art is poor in heat dissipation effect and easy to damage due to water inflow.
The purpose and the effect of the invention are achieved by the following specific technical means:
a scooter controller comprises a bottom box and a cover plate, wherein the cover plate is fixedly installed at an opening at the upper end of the bottom box, an installation cavity is arranged at the center of the inner part of the bottom box, a circuit board installation plate which is extruded and moves downwards is arranged at the lower end of the inner part of the installation cavity, round holes which penetrate through the circuit board installation plate from top to bottom are arranged on the left side and the right side of the circuit board installation plate, a plug hole column for sealing the round holes is arranged at the lower end of the top of the cover plate corresponding to the round holes, a driving box is installed on the inner side of the plug hole column, a cylinder body for separating the driving box is arranged at the center of the driving box, the inner part of the driving box is positioned on the two sides of the cylinder body and is arranged into a first chamber and a second chamber, fire extinguishing gas is arranged in the first chamber, a cylinder sleeve for heating and ventilating is arranged on the outer side of the driving box corresponding to the first chamber, a sealing ball second is arranged in the cylinder sleeve, intercommunication between cavity two and the cylinder body, be equipped with the liquid material of thermal expansion in the cavity two, the inside lower extreme of cylinder body is equipped with the piston that receives the liquid material inflation and then down to move, the pole portion and the circuit board mounting panel of piston lower extreme meet, the end box left and right sides is equipped with the heat dissipation chamber with the installation cavity intercommunication, the end box outside corresponds the heat dissipation chamber from last to being equipped with the louvre down in proper order, the louvre includes the air outlet, air intake and passageway, the passageway upper end is close to heat dissipation chamber one side and is equipped with the air outlet, the passageway lower extreme is kept away from heat dissipation chamber one side and is equipped with the air intake, the passageway center is equipped with circular-arcly, and the passageway center rotates and is provided with the commentaries on classics board of sealed passageway, the commentaries on classics board is impacted the rotatory passageway of opening by heat dissipation chamber atmospheric pressure.
Preferably, the rotating plate is in an obtuse angle 'herringbone' shape, an arc-shaped limiting sliding groove is formed in one side of the channel, an arc-shaped sliding groove II is formed in the other side of the channel, the lower end of the limiting sliding groove is communicated with the air inlet, a reset spring is installed in the sliding groove II, the upper end of the rotating plate is connected with the reset spring in the sliding groove II, and a filter screen I is fixedly installed at the air outlet.
Preferably, the plug hole column comprises a hollow rod and a plug block, the plug block is fixed at the lower end of the hollow rod and comprises a cylindrical portion and a circular portion, the cylindrical portion is in sealed fit with the circular hole, a gap is formed between the outer side of the circular portion and the inner side of the circular hole, and through holes communicated with the inside of the hollow rod are formed in the centers of the circular portion and the cylindrical portion.
Preferably, hollow rod upper end is fixed with the apron, and hollow rod extends to the apron is external, and the inside upper end of hollow rod is fixed with the neck bush, and the neck bush upper end is hourglass hopper-shaped, and the funnel throat is equipped with ball sealer one, and is equipped with the outlet on the funnel throat both sides, and the hollow rod top is fixed with filter screen two.
Preferably, the drive box is fixed with an external thread pipe corresponding to the lower end of the chamber, the sleeve is in threaded connection with the external thread pipe, and the drive box is provided with a micropore corresponding to the center of the external thread pipe.
Preferably, a venturi tube is arranged in the barrel sleeve, the sealing ball II is made of paraffin materials, an inserting plate with an ejector pin is inserted into one side, close to the micro hole, of the sealing ball II, a sealing spring is fixed to one side, close to the micro hole, of the inserting plate, and the sealing spring is in a contracted state initially.
Preferably, the front side and the rear side of the installation cavity are respectively provided with a first sliding groove, the front side and the rear side of the circuit board installation plate are integrally formed with sliding blocks corresponding to the first sliding grooves, and the sliding blocks are connected with the first sliding grooves in a sliding mode.
Preferably, the front side of the bottom box is provided with a plurality of plugs electrically connected with the circuit board.
The invention provides a scooter controller circuit board control method, which comprises an A/D converter and a single chip microcomputer controller, and is characterized in that the single chip microcomputer controller is arranged at the upper end of a circuit board, the A/D converter is arranged in the single chip microcomputer controller, the A/D interface of the A/D converter is arranged at the outer side of the single chip microcomputer controller, the A/D interface is connected with a speed regulating handle, the single chip microcomputer controller is provided with a temperature measuring circuit, a driving circuit is arranged between the single chip microcomputer controller and a direct current motor for controlling the speed of a scooter, and the single chip microcomputer controller is provided with a brake circuit;
the single chip controller is used for coordinating and processing various operations of the scooter;
the A/D converter is used for converting an input voltage signal generated by the rotation of a speed regulating handle into an output digital signal, the handle is a Hall rotating handle, and the rotating handle changes the magnetic field intensity around a Hall element, so that the output voltage of the Hall rotating handle is changed;
a brake circuit: when the brake is performed, the brake switch is closed, the pin of the single chip microcomputer controller is changed from a high level to a low level, the PWN output is closed at the moment, and if the brake is released, the speed regulating handle is not at an initial position, the single chip microcomputer controller controls the PWM pulse width to be gradually increased;
a temperature measurement circuit: the system is used for monitoring the circuit temperature of the scooter in real time, so that damage caused by overload running and overhigh temperature of a controller is prevented;
a drive circuit: and the PWM pulse output by the control circuit is amplified to drive the direct current motor.
Has the advantages that:
1. the scooter controller is provided with heat dissipation holes, when the internal temperature of the bottom box is higher than 46 ℃, carbon disulfide liquid boils, and then is changed into gas from liquid, the internal pressure of the cavity II is increased, the internal pressure of the cylinder body is increased through the effect of the mutual through holes, and then the piston is driven, the piston pushes the jacking circuit board mounting plate to move downwards, and further the round holes are separated from the plug hole columns, heat can enter the lower end of the circuit board mounting plate from the round holes, and further enters a heat dissipation cavity through the vent holes, due to air expansion, the jacking rotating plate is rotated and opened, hot gas is led out, the cooling effect is achieved, the rotating plate can be pushed to rotate and reset through a reset spring in the sliding groove II, rainwater is not easy to enter the bottom box through the heat dissipation holes when splashing, the service life is prolonged, when the internal temperature of the bottom box is higher than 57 ℃ or when a fire is started, the sealing ball II dissolves, the sealing spring pushes the inserting plate to dredge a pipe, and further fire extinguishing gas CO2 in the cavity I enters the Venturi tube from the micro holes, and then is sprayed into the bottom box, the carbon dioxide gas is sprayed out to achieve the effect of quickly cooling or extinguishing a fire, and the effect of preventing the circuit board from causing a fire.
2. This kind of scooter controller is provided with the plug hole post, and heat gas can strike sealing ball one and up remove, sealing ball one and the inside clearance that produces of empty core rod, and then makes the heat dispel the heat from empty core rod, and when rainwater weather, the hollow core rod of sealing ball shutoff, rainwater gets into empty core rod upper portion, can derive fast through the wash port.
Description of the drawings:
FIG. 1 is a schematic view of a scooter controller of the present invention.
FIG. 2 is a front cross-sectional view of the bottom case of the present invention.
FIG. 3 is a schematic view of a circuit board mounting board according to the present invention.
Fig. 4 is a side cross-sectional view of the drive cartridge of the present invention.
Fig. 5 is a front sectional view of the driving box of the present invention.
Fig. 6 is an enlarged view of the invention at a in fig. 2.
Fig. 7 is an enlarged view of the point B in fig. 4 according to the present invention.
Fig. 8 is an enlarged view of the invention at C of fig. 5.
FIG. 9 is a schematic diagram of a circuit board control system according to the present invention.
In FIGS. 1-9: the bottom box 1, the mounting cavity 101, the internal threaded pipe 102, the first sliding groove 103, the cover plate 2, the bolt 201, the heat dissipation cavity 3, the vent hole 301, the heat dissipation hole 4, the air outlet 41, the first filter screen 411, the air inlet 42, the channel 43, the limiting sliding groove 431, the second sliding groove 432, the rotating plate 44, the plug hole column 5, the hollow rod 51, the second filter screen 511, the inner bushing 512, the water discharge hole 513, the first sealing ball 514, the plug block 52, the cylindrical part 521, the circular part 522, the driving box 6, the cylinder body 61, the piston 611, the first chamber 62, the micropore 621, the external threaded pipe 622, the second chamber 63, the through hole 631, the circuit board mounting plate 7, the sliding block 71, the circular hole 72, the supporting spring 8, the sleeve 9, the venturi tube 91, the second sealing ball 10, the plug plate 11 and the sealing spring 12.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-8, a scooter controller comprises a bottom case 1 and a cover plate 2, wherein the periphery of the bottom case 1 is fixedly provided with an internal threaded pipe 102, the top of the cover plate 2 is connected with a bolt 201 in a threaded manner from top to bottom, the lower end of the bolt 201 corresponds to the internal threaded pipe 102 in a threaded manner, the center of the inside of the bottom case 1 is provided with an installation cavity 101, the bottom of the inside of the installation cavity 101 is fixedly provided with a supporting spring 8, the upper end of the supporting spring 8 is provided with a circuit board installation plate 7 which is extruded and moves downwards, the front end and the rear end of the left side and the right side of the circuit board installation plate 7 are respectively provided with a round hole 72 which penetrates through up and down, the lower end of the top of the cover plate 2 corresponds to the round hole 72 and is fixedly connected with a hole plugging column 5 for sealing the round hole 72, a driving case 6 is arranged between the insides of the plugging columns 5 at the left side and the right side of the installation cavity 101, the driving case 6 is made of a heat insulation material, the center of the driving case 6 is fixedly connected with a cylinder body 61 for separating the driving case 6, a first chamber 62 and a second chamber 63 are arranged on the left side and the right side of a cylinder body 61 in the driving box 6, a one-way air inlet valve is arranged in the first chamber 62, a water inlet is arranged in the second chamber 63, an electric valve is arranged at the water inlet, fire extinguishing gas is filled in the first chamber 62 through the one-way air inlet valve, the fire extinguishing gas is carbon dioxide gas, a cylinder sleeve 9 which is heated and ventilated is fixedly arranged on the outer side of the driving box 6 corresponding to the first chamber 62, a second sealing ball 10 is arranged in the cylinder sleeve 9, an external threaded pipe 622 is fixed at the lower end of the first chamber 62 of the driving box 6 corresponding to the first chamber 62, the cylinder sleeve 9 is in threaded connection with the external threaded pipe 622, a micropore 621 is arranged at the center of the external threaded pipe 622 corresponding to the driving box 6, a venturi 91 is arranged in the cylinder sleeve 9, the second sealing ball 10 is made of paraffin material, an inserting plate 11 with a thimble is inserted on one side of the second sealing ball 10 close to the micropore 621, a sealing spring 12 is fixed on one side of the inserting plate 11 close to the micropore 621, and the sealing spring 12 is in a contraction state initially, a through hole 631 is arranged between the second chamber 63 and the cylinder body 61 for communication, a liquid material which expands when heated is arranged in the second chamber 63, the liquid material is carbon disulfide, the lower end in the cylinder body 61 is connected with a piston 611 with a rod part at the lower end in a sliding manner, the piston 611 moves downwards when expanded by the liquid material, the rod part at the lower end of the piston 611 is connected with the circuit board mounting plate 7, the left side and the right side of the bottom case 1 are provided with heat dissipation cavities 3, an air vent 301 is arranged between the mounting cavity 101 and the heat dissipation cavity 3 and positioned at the lower end of the circuit board mounting plate 7 for intercommunication, heat dissipation holes 4 are arranged on the outer side of the bottom case 1 corresponding to the heat dissipation cavities 3 in sequence from top to bottom, each heat dissipation hole 4 comprises an air outlet 41, an air inlet 42 and a channel 43, an air outlet 41 is formed in one side, close to the heat dissipation cavity 3, of the upper end of the channel 43, an air inlet 42 is formed in one side, far away from the heat dissipation cavity 3, of the lower end of the channel 43, the center of the channel 43 is provided with an arc shape, the center of the channel 43 is rotatably connected with a rotating plate 44 for sealing the channel 43, the rotating plate 44 is impacted by air pressure of the heat dissipation cavity 3 to rotate to open the channel 43, the rotating plate 44 is in an obtuse angle shape like a Chinese character 'ren', an arc-shaped limiting sliding groove 431 is formed in the right side of the channel 43, an arc-shaped sliding groove II 432 is formed in the left side of the channel 43, the lower end of the limiting sliding groove 431 is communicated with the air inlet 42, a return spring is installed in the sliding groove II 432, the upper end of the rotating plate 44 is connected with the return spring in the sliding groove II 432, and a filter screen I411 is fixedly installed at the air outlet 41; filter screen 411 can prevent the fly ash from entering, when the internal temperature of bottom box 1 is above 46 ℃, the carbon disulfide liquid boils, and then become the gas by liquid, chamber two 63 internal pressure increases, make the internal pressure grow of cylinder 61 through the effect of intercommunication hole 631, and then drive piston 611, piston 611 top moves circuit board mounting panel 7 and down removes, and then make round hole 72 break away from stopper hole post 5, the heat can get into circuit board mounting panel 7 lower extreme from the round hole, and then get into heat dissipation chamber 3 through air vent 301, because the air inflation, and then top moves the rotatory opening of rotor 44, derive steam, reach the cooling effect, can promote rotor 44 rotatory reset through reset spring in spout two 432, rainwater is difficult to get into bottom box 1 through louvre 4 when the bottom box 1 internal temperature is above 57 ℃ or when the fire, sealed ball two 10 dissolve, sealed spring 12 promotes picture peg 11 mediation venturi 91, and then the gaseous CO2 of putting out a fire in chamber one 62 gets into venturi 91 from the micropore, spout venturi 1 again, reach blowout venturi 1 through the gaseous fast combustion of putting out a fire or prevent the carbon dioxide from splashing effect.
The plugging column 5 comprises a hollow rod 51 and a plug 52, the plug 52 is fixed at the lower end of the hollow rod 51, the plug 52 comprises a cylindrical part 521 and a circular table part 522, the cylindrical part 521 is in sealing fit with the circular hole 72, a gap is formed between the outer side of the circular table part 522 and the inner side of the circular hole 72, through holes communicated with the inside of the hollow rod 51 are formed in the centers of the circular table part 522 and the cylindrical part 521, the upper end of the hollow rod 51 is fixed with the cover plate 2, the hollow rod 51 extends to the outside of the cover plate 2, an inner bushing 512 is fixed at the upper end of the inside of the hollow rod 51, the upper end of the inner bushing 512 is in a funnel shape, a first sealing ball 514 is arranged at the throat part of the funnel, water outlets 513 are formed in the two sides of the throat part of the funnel, the water outlets 513 are located in the outside of the cover plate 2, and a second filter screen 511 is fixed at the top of the hollow rod 51; the hot gas can impact the first sealing ball 514 to move upwards, a gap is formed between the first sealing ball 514 and the hollow rod 51, and then heat is dissipated from the hollow rod 51.
The front side and the rear side of the mounting cavity 101 are respectively provided with a first sliding groove 103, the front side and the rear side of the circuit board mounting plate 7 are integrally formed with a sliding block 71 corresponding to the first sliding groove 103, and the sliding block 71 is in sliding connection with the first sliding groove 103; the circuit board is more stably moved following the circuit board mounting board 7 by the movement of the slider 71 in the slide groove 103.
Wherein, the front side of the bottom box 1 is provided with a plurality of plugs which are electrically connected with the circuit board; the installation of the connecting circuit is facilitated.
Referring to fig. 9, the embodiment provides a scooter controller circuit board control method, which comprises an a/D converter and a single chip controller, and is characterized in that the single chip controller is mounted at the upper end of the circuit board, the a/D converter is arranged in the single chip controller, an a/D interface of the a/D converter is arranged outside the single chip controller, the a/D interface is connected with a speed regulating handle, the single chip controller is provided with a temperature measuring circuit, a driving circuit is mounted between the single chip controller and a direct current motor for controlling the speed of a scooter, and the single chip controller is provided with a brake circuit;
the single chip controller is used for coordinating and processing various operations of the scooter;
the A/D converter is used for converting an input voltage signal generated by the rotation of a speed regulating handle into an output digital signal, the handle is a Hall rotating handle, and the rotating handle changes the magnetic field intensity around a Hall element, so that the output voltage of the Hall rotating handle is changed;
a brake circuit: when the brake is performed, the brake switch is closed, the pin of the single chip microcomputer controller is changed from a high level to a low level, the PWN output is closed, and if the brake is released, the speed regulating handle is not at the initial position, the single chip microcomputer controller controls the PWM pulse width to be gradually increased;
a temperature measurement circuit: the device is used for monitoring the circuit temperature of the scooter in real time, and preventing damage caused by overload operation and overhigh temperature of a controller;
a drive circuit: and the PWM pulse amplifier is used for amplifying the PWM pulse output by the control circuit so as to drive the direct current motor.
The working principle is as follows:
Claims (8)
1. A scooter controller comprises a bottom box (1) and a cover plate (2), wherein the cover plate (2) is fixedly installed at an opening at the upper end of the bottom box (1), a mounting cavity (101) is arranged at the center inside the bottom box (1), a circuit board mounting plate (7) which is extruded and then moves downwards is arranged at the lower end inside the mounting cavity (101), the scooter controller is characterized in that round holes (72) which penetrate through the circuit board mounting plate from top to bottom are arranged on the left side and the right side of the circuit board mounting plate (7), hole plugging columns (5) used for sealing the round holes (72) are arranged at positions, corresponding to the round holes (72), of the lower end at the top of the cover plate (2), a driving box (6) is installed on the inner sides of the hole plugging columns (5), a cylinder body (61) for separating the driving box (6) is arranged at the center of the driving box (6), fire extinguishing gas is arranged inside the driving box (6) and located on two sides of the cylinder body (61) to form a first chamber (62) and a second chamber (63), fire extinguishing gas is arranged in the first chamber (62), a cylinder sleeve (9) which is arranged outside the driving box (6) and is provided with the first chamber (62), a cylinder body (9) which is provided with a sealing ball second chamber (10) and a piston expanding material which is arranged inside, and a piston body (63) which is arranged in the second chamber (611, and a piston which is communicated with the cylinder body (61), and a piston which is arranged inside of the piston which is arranged inside of the cylinder body (61), and a piston which is arranged inside of the piston (611), and a piston which is arranged inside which is communicated with the piston (61), and a piston which is arranged below the second expanding material which is arranged, and a piston which is arranged below the piston (61) and is arranged below the piston (61), the pole portion of piston (611) lower extreme meets with circuit board mounting panel (7), end box (1) left and right sides is equipped with heat dissipation chamber (3) with installation cavity (101) intercommunication, end box (1) outside corresponds heat dissipation chamber (3) and is equipped with louvre (4) from last to being equipped with down in proper order, louvre (4) include air outlet (41), air intake (42) and passageway (43), passageway (43) upper end is close to heat dissipation chamber (3) one side and is equipped with air outlet (41), passageway (43) lower extreme is kept away from heat dissipation chamber (3) one side and is equipped with air intake (42), passageway (43) center is equipped with circular-arcly, and passageway (43) center rotates and is provided with commentaries on classics board (44) of sealed passageway (43), and commentaries on classics board (44) are impacted the rotation by heat dissipation chamber (3) atmospheric pressure and are opened passageway (43).
2. The scooter controller according to claim 1, wherein the rotating plate (44) is in an obtuse angle shape like a Chinese character 'ren', an arc-shaped limiting sliding groove (431) is formed in one side of the channel (43), an arc-shaped sliding groove II (432) is formed in the other side of the channel (43), the lower end of the limiting sliding groove (431) is communicated with the air inlet (42), a return spring is installed in the sliding groove II (432), the upper end of the rotating plate (44) is connected with the return spring in the sliding groove II (432), and a filter screen I (411) is fixedly installed at the air outlet (41).
3. The scooter controller according to claim 1, wherein the plug hole post (5) comprises a hollow rod (51) and a plug block (52), the plug block (52) is fixed at the lower end of the hollow rod (51), the plug block (52) comprises a cylindrical portion (521) and a circular table portion (522), the cylindrical portion (521) is in sealing fit with the circular hole (72), a gap is arranged between the outer side of the circular table portion (522) and the inner side of the circular hole (72), and through holes communicated with the inside of the hollow rod (51) are formed in the centers of the circular table portion (522) and the cylindrical portion (521).
4. The scooter controller according to claim 3, wherein the upper end of the hollow rod (51) is fixed to the cover plate (2), the hollow rod (51) extends to the outside of the cover plate (2), an inner bushing (512) is fixed to the upper end of the inside of the hollow rod (51), the upper end of the inner bushing (512) is funnel-shaped, a first sealing ball (514) is arranged at the throat of the funnel, water outlets (513) are arranged on two sides of the throat of the funnel, and a second filter screen (511) is fixed to the top of the hollow rod (51).
5. Scooter controller according to claim 1, characterized in, that the drive box (6) is fixed with an external threaded tube (622) corresponding to the lower end of the first chamber (62), the sleeve (9) is threaded with the external threaded tube (622), and the drive box (6) is provided with a micro hole (621) corresponding to the center of the external threaded tube (622).
6. The scooter controller according to claim 5, wherein a venturi tube (91) is arranged inside the sleeve (9), the second sealing ball (10) is made of paraffin wax, an insert plate (11) with a thimble is inserted into one side of the second sealing ball (10) close to the micropore (621), a sealing spring (12) is fixed on one side of the insert plate (11) close to the micropore (621), and the sealing spring (12) is in a contracted state initially.
7. The scooter controller according to claim 1, wherein the front and rear sides of the mounting cavity (101) are provided with a first sliding groove (103), the front and rear sides of the circuit board mounting plate (7) are integrally formed with a sliding block (71) corresponding to the first sliding groove (103), and the sliding block (71) is slidably connected with the first sliding groove (103).
8. Scooter controller according to claim 1, characterized in, that the front side of the bottom box (1) is provided with a number of plugs electrically connected to the circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110725008.4A CN113335441B (en) | 2021-06-29 | 2021-06-29 | Scooter controller and circuit board control method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110725008.4A CN113335441B (en) | 2021-06-29 | 2021-06-29 | Scooter controller and circuit board control method thereof |
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| Publication Number | Publication Date |
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| CN113335441A CN113335441A (en) | 2021-09-03 |
| CN113335441B true CN113335441B (en) | 2022-11-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110725008.4A Active CN113335441B (en) | 2021-06-29 | 2021-06-29 | Scooter controller and circuit board control method thereof |
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| CN114401609B (en) * | 2022-03-25 | 2022-06-28 | 深圳市永锋顺科技有限公司 | A machine controller heat dissipation ventilation structure for scooter |
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| CN113335441A (en) | 2021-09-03 |
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Effective date of registration: 20230720 Address after: 518000 Room 302, building A15, silicon valley power intelligent terminal Industrial Park, No. 20, Dafu Industrial Zone, Dafu community, Guanlan street, Longhua District, Shenzhen, Guangdong Province Patentee after: Shenzhen yongfengshun Technology Co.,Ltd. Address before: 419200 renchangwan group, Luping village, butoujiang Miao Township, Xinhuang Dong Autonomous County, Huaihua City, Hunan Province Patentee before: Peng Xianyun |