CN208665407U - Electric van - Google Patents

Abstract

Electric van has cabinet, front vehicle wheel, rear wheel, and lower box, which is equipped with, slides back and forth the pedal of connection, and vertical tube is housed on pedal, and vertical tube is provided with lifting pipe, lifting pipe with vertical tube is circumferentially fixed, sliding axially couples；Front vehicle wheel is mounted on vertical tube or on pedal, and rear wheel is mounted on cabinet, and piece wheel or whole wheels are electric wheel, and the control handle of controllable wheel is housed on lifting pipe；Pulling open pedal and lifting pipe can take, user is sitting on cabinet, using control handle, driving electric van walking, electric van can replace the tool of riding (bicycle, battery truck etc.) of existing office worker, article can be loaded, it can be carried around to indoor and outdoor, electric van can be collapsed, be brought into office or family after cycling is on and off duty, conducive to keeping and charging, anti-theft is good.

Description

Electric van

Technical field

The utility model provides a kind of electric van.

Background technique

The present tool of riding of people is mostly two-wheeled cycle or battery truck, unstable when riding, dangerous, also not It is convenient for carrying article, since bicycle and battery truck are larger, it has not been convenient to move interior to, charging is also inconvenient, is stored in outdoor go back It is easily lost.

Summary of the invention

The purpose of the utility model is to provide a kind of electric van, which has function of containing articles, can also manned row It walks, is conducive to keeping and charging, anti-theft is good.

The technical solution of the utility model first is that: electric van, it is characterised in that: have cabinet (29), front vehicle wheel (9), Rear wheel (16), lower box are equipped with the pedal (10) for sliding back and forth connection, vertical tube (5) are housed on pedal, vertical tube is provided with liter Drop pipe (3), lifting pipe with vertical tube is circumferentially fixed, sliding axially couples；Front vehicle wheel is mounted on vertical tube or on pedal, rear wheel peace On cabinet, piece wheel or whole wheels are electric wheel, and the control handle of controllable wheel is housed on lifting pipe.

Based on the structure of technical solution one, the technical solution of the utility model second is that: the vertical tube and pedal are axially solid Determine, circumferentially rotate connection.

Based on the structure of technical solution two, the technical solution of the utility model third is that: be mounted on vertical tube in front vehicle wheel In structure, the control handle has cross handle (1), and cross handle and lifting pipe are connected, equipped with rotation wushu controller (2) on cross handle.

Based on the structure of technical solution two, the technical solution of the utility model fourth is that: be mounted on vertical tube in front vehicle wheel In structure, the control handle has steering wheel, and the hub (37) and lifting pipe of steering wheel are connected, equipped with rotation connection in hub The coil (39) of the horizontal axis (36) connect, steering wheel is connect by plate convergence (38) with horizontal axis.

Based on the structure of technical solution two, the technical solution of the utility model fifth is that: be mounted on pedal in front vehicle wheel In structure, the front vehicle wheel is linked by turning machine (33) and vertical tube.

Based on the structure of technical solution one, the technical solution of the utility model sixth is that: the box top equipped with overturning The backrest (30) of expansion.

Any structure based on technical solution one to six, the technical solution of the utility model seventh is that: cabinet is provided with Battery (20) and controller (13), battery are electrically connected by the electrical input of electric wire and controller, and the electricity output end of controller is logical It crosses electric wire to electrically connect with electric wheel, the signal input part of controller communicates connection with the signal output end of control handle.

Based on the structure of technical solution seven, the technical solution of the utility model eighth is that: the control handle is that boxcar is distant It controls device (35), boxcar remote controler is fixedly mounted or is movably arranged on lifting pipe；The signal output end of boxcar remote controler passes through letter Number line couples with the signal input part of controller, or, the wireless signal output end of boxcar remote controler passes through wireless signal and control The wireless signal input terminal of device communicates connection.

Based on the structure of technical solution seven, the technical solution of the utility model ninth is that: vertical tube be provided with lifting motor (7), The inner wall of lifting screw (6), the casing of motor and vertical tube is connected, and the lower end of lifting screw couples with the motor shaft of lifting motor, The periphery of lifting screw and the inner headed face thread connection of lifting pipe；Pedal is equipped with the screw hole (11) of front and back longitudinal direction, and screw hole is built-in Have pedal screw rod (14), the rear end of pedal screw rod couples with the motor shaft of pedal motor (17), and the casing of pedal motor is fixed on On cabinet；Lifting motor, pedal motor are coupled by electric wire with the electricity output end of controller.

Based on the structure of technical solution seven, the technical solution of the utility model tenth is that: also there are steering motor (41), and step on Plate axial restraint, the vertical tube for circumferentially rotating connection couple with the motor shaft of steering motor, or, it is dynamic with the turning machine of front-wheel linkage Power input terminal couples with the motor shaft of steering motor, and the electrical input of steering motor is joined by the electricity output end of electric wire and controller It connects.

Based on the structure of technical solution one, the technical solution of the utility model ten first is that: also have wheel braking mechanism, system Braking vane (34) in motivation structure is packed on pedal.The wheel braking mechanism uses bracing wire lock formula arrestment mechanism or electronic Clamp brake disc brake mechanism is braked by the braking motor that braking vane control links with axletree.

Based on the structure of technical solution one, the technical solution of the utility model ten second is that: the cabinet be equipped with case Door (31), the chamber door are located at any side of cabinet.

Based on the structure of technical solution one, the technical solution of the utility model ten third is that: the pedal front end be equipped with gear Plate (4), the baffle preferably clear baffle.

Based on the structure of technical solution 13, the technical solution of the utility model ten fourth is that: the positive top of cabinet is equipped with Forwardly convex forehead (26), baffle and the front end face of cross handle and the front end face of forehead are concordant.

Based on the structure of technical solution seven, the technical solution of the utility model ten fifth is that: the controller include communication Believed by wireless signal and the wireless signal transmitting terminal of controller remote controler (27) at the reception of wireless signals end of module, communication module Number connection.

Based on the structure of technical solution seven, the technical solution of the utility model ten sixth is that: the cabinet have pedestal (15) it is located above pedestal and detachably couples with pedestal with hollow block, block, the block hinged, other side by side Two halfbodies (22) of lock (23) connection are engaged composition, are equipped with warehouse (19), the battery and control in the pedestal Device is located in the warehouse, and the warehouse lid (21) of warehouse is set at the top of the base.The halfbody being located behind is the chamber door.

Based on the structure of technical solution one, the technical solution of the utility model ten seventh is that: the top surface of cabinet be equipped with seat cushion (25)。

Based on the structure of technical solution 13, the technical solution of the utility model ten eighth is that: the baffle be equipped with use In the accommodating groove (40) stepped down to steering wheel

Based on the structure of technical solution seven, the technical solution of the utility model ten ninth is that: on the cabinet and/or baffle Equipped with loudspeaker (12) and/or lamps and lanterns (18), the electrical input of loudspeaker and/or lamps and lanterns is joined by the electricity output end of electric wire and controller It connects.

The working principle of the utility model is: pulling open pedal and lifting pipe can take, user is sitting on cabinet, is used Control handle, driving electric wheel rotation, control electric van move ahead, when needing to stop, by control handle or braking vane into Row brake, keeps electric van parked；When automatic control, the program file that write-in is unfolded and collapses in controller in advance, control Device elder generation control pedal motor operation is skidded off by screw rod rotation forces pedal, then the operation of delays time to control lifting motor, increases lifting Control handle is lifted to suitable position, was both fully deployed, at this point, forward and backward wheel is used to support electric van, user by pipe It is sitting on cabinet and manipulates electric van operation, after user leaves electric van, operation controller, which executes, collapses order, control Device inverts lifting motor and withdraws control handle, then inverting pedal motor gathering pedal is bonded baffle with cabinet, both collapses completely, Restore box-shaped.

The utility model has the advantages that: electric van can replace tool of riding (bicycle, battery truck of existing office worker Deng), article can be loaded, can be carried around to indoor and outdoor, electric van can be collapsed after cycling is on and off duty, brings office or family into In, it is conducive to keeping and charging, anti-theft is good.Article can be stored in the cabinet, make the electric van that there is function of containing articles, it can Physical strength is saved in manned walking.The controller has controller remote controler, uses the controller with control handle communication connection Remote controler can realize the function of the key expansion or gathering of boxcar, and the cabinet of split settings is convenient for fetching battery；Loudspeaker and lamps and lanterns Lighting and voice can be provided to help, can also cause around pedestrian pay attention to, it is ensured that safety.Before the front end face and forehead of baffle End face is concordant, and the front end face of cross handle and the front end face of baffle are concordant, its surface can be made not have protrusion, conducive to storing, stacking；If The forehead set can make the top surface of cabinet smooth, and user is suitable for take safely, and seat cushion can make to take more comfortable.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model electric van.

Fig. 2 be in Fig. 1 along A-A to hatching line figure.

Fig. 3 is the hatching line figure in Fig. 1 along B-B direction.

Fig. 4 is the left front axonometric drawing of the utility model electric van.

Fig. 5 be Fig. 4 the right side after axonometric drawing.

Fig. 6 is pull rod expanded schematic diagram in the utility model electric van.

Fig. 7 is pedal expanded schematic diagram in the utility model electric van.

Fig. 8 is handle expanded schematic diagram in the utility model electric van.

Fig. 9 be Fig. 8 the right side after axonometric drawing.

Figure 10 is cabinet expanded schematic diagram in the utility model electric van.

Figure 11 is the coupling structure block diagram of each electrical component in the utility model electric van.

Figure 12 is another structural schematic diagram of the utility model electric van.

Figure 13 is the left front axonometric drawing of Figure 12.

Figure 14 is the schematic view of the front view of Figure 12 part section.

Figure 15 is the rounding state schematic diagram of Figure 12.

Figure 16 is the electric van structural schematic diagram using boxcar remote controler.

Figure 17 be Figure 16 the right side after axonometric drawing.

Figure 18 is the electric van structural schematic diagram using steering wheel.

Figure 19 is the left front axonometric drawing of Figure 18.

1 cross handle, 2 rotation wushu controllers, 3 lifting pipes, 4 baffles, 5 vertical tubes, 6 lifting screws, 7 lifting motors, 8 wheels in figure Frame, 9 front vehicle wheels, 10 pedals, 11 screw holes, 12 loudspeaker, 13 controllers, 14 pedal screw rods, 15 pedestals, 16 rear wheels, 17 pedals electricity Machine, 18 lamps and lanterns, 19 warehouses, 20 batteries, 21 warehouse lids, 22 halfbodies, 23 locks, 24 rod-pulling type backrests, 25 seat cushions, 26 foreheads, 27 controls Device remote controler processed, 28 threading holes, 29 cabinets, 30 backrests, 31 chamber doors, 32 Multi-section retractable sliding rails, 33 turning machines, 34 braking vanes, 35 boxcar remote controlers, 36 horizontal axis, 37 hubs, 38 plate convergences, 39 coils, 40 accommodating grooves, 41 steering motors.

Specific embodiment

Embodiment one: electric van has cabinet 29, front vehicle wheel 9, rear wheel 16, and lower box is equipped with and slides back and forth connection The pedal 10 connect, is equipped with vertical tube 5 on pedal, and vertical tube is provided with lifting pipe 3, lifting pipe with vertical tube is circumferentially fixed, slide axially connection It connects；Front vehicle wheel is mounted on vertical tube or on pedal, and rear wheel is mounted on cabinet, and piece wheel or whole wheels are electric vehicle It takes turns, the control handle of controllable wheel is housed on lifting pipe.

The quantity of the front vehicle wheel or rear wheel is at least one, and preferably forward and backward wheel is that two-wheeled i.e. four-wheel supports The structure of car body can install the universal jockey pulley for being used to support pedal when necessary under pedal.The front and rear wheel passes through mating Wheel carrier 8 and corresponding vertical tube, pedal, cabinet couple.

The cabinet and pedal is made of the metal material of light-high-strength, and the screw rod and various pipe fittings are by high-strength Degree metal is made.Coupled between pedal and cabinet using technical grade load-bearing sliding rail external member, is respectively corresponded at left and right sides of pedal There is an one slide rail, two sliding rails are packed on cabinet, and the two side ends of pedal are located in sliding rail to be slidably connected with sliding rail, can also be used more Save telescopic sliding rail 32, in the present embodiment, for the ease of showing that rail structure, the sliding rail have been mounted on the upper surface of pedal, In actual product, which is arranged in the lower part of slide plate, and slide plate upper surface is made to keep smooth.

The electric wheel uses hub motor technology humanized tyre rotation, power, transmission and brake apparatus expansion It closes in the wheel hub of wheel, belongs to commercial goods, its revolving speed is controlled by the size that controller distributes electric current.

Rotation wushu controller or push button remote controler or rocker-type remote controler or above-mentioned two can be used in the control handle The combination of kind remote controler, control handle are used to manipulate the working condition of electric van, are integrated with the total of battery on the control handle Switch, S/CO, horn button etc., control handle are widely used in electric bicycle, electric wheel-chair vehicle, electric walk instead The fields such as vehicle,

Based on the structure of embodiment one, the embodiments of the present invention second is that: the vertical tube and pedal axial restraint, week Couple to rotation.Based on the structure of embodiment two, the embodiments of the present invention third is that: be mounted on the knot on vertical tube in front vehicle wheel In structure, the control handle has cross handle 1, and cross handle and lifting pipe are connected, equipped with rotation wushu controller 2 on cross handle.It can lead to Cross cross handle rotation front vehicle wheel.Based on the structure of embodiment two, the embodiments of the present invention fourth is that: be mounted on vertical tube in front vehicle wheel On structure in, the control handle has steering wheel, and the hub 37 of steering wheel and lifting pipe are connected, equipped with rotation in hub The coil 39 of the horizontal axis 36 of connection, steering wheel is connect by plate convergence 38 with horizontal axis.In the structure, before capable of being rotationally movable thereby Wheel.Based on the structure of embodiment two, the embodiments of the present invention fifth is that: be mounted in the structure on pedal in front vehicle wheel, The front vehicle wheel is linked by turning machine 33 and vertical tube.Turning machine is driven to rotate front vehicle wheel by rotation vertical tube in the structure.

Based on the structure of embodiment one, the embodiments of the present invention sixth is that: the box top be equipped with turning unfolding Backrest 30, and/or, equipped with the mechanisms such as rod-pulling type backrest 24, handrail on the cabinet.

Any structure based on embodiment one to six, the embodiments of the present invention seventh is that: cabinet is provided with battery 20 and controller 13, battery electrically connected by the electrical input of electric wire and controller, the electricity output end of controller by electric wire with Electric wheel electrically connects, and the signal input part of controller communicates connection with the signal output end of control handle.

The controller is industrial personal computer, single-chip microcontroller, micro computer etc., and controller is many kinds of, is widely used, this is practical new Controller in type its include at least interface module, signal processing module, memory module, clock module, communication module, electricity output The basic modules such as control module, for receiving instruction, store instruction and according to the corresponding control command of instruction execution, further It may also include other modules such as human-computer interaction module, voice module, locating module, for realizing other miscellaneous functions.

Display screen can be also installed on electric van, display screen is joined by the video signal output of video line and controller It connects, controller detects the working condition of battery and wheel by various sensors, and the information such as speed, mileage, electricity are shown On a display screen, display screen and controller can also integrate the satellite positioning modules such as bluetooth module, GPS or Beidou, not only can be with Phone network communication, also has the function of map denotation, navigation, positioning etc..

The battery uses rechargeable battery, and battery is additionally provided with electricity output end, and the port at electricity output end is located on cabinet, It can be used for the charging of the electronic products such as mobile phone, tablet computer.

The pedal is equipped with threading hole 28, and the threading hole is for being routed；Electric wire, signal wire in pedal and lifting pipe The line of equal needs stretching, extension is all made of spiral helicine line stretcher, when necessary, can be pre- on action component for cooperating each component actuation It buries conductive metal band and is correspondingly arranged movable pressure conductive contact and be used to transmit electric power and signal.

Based on the structure of embodiment seven, the embodiments of the present invention eighth is that: the control handle is boxcar remote controler 35, boxcar remote controler is fixedly mounted or is movably arranged on lifting pipe；The signal output end of boxcar remote controler by signal wire with The signal input part of controller couples, or, the wireless signal output end of boxcar remote controler passes through the nothing of wireless signal and controller The communication connection of line signal input part.The boxcar remote controler be divided into push button boxcar remote controler and rocker-type boxcar remote controler or The combination of above two remote controler.The controller also has remote controler, the remote controler may be integrally incorporated to boxcar remote control it is upper or Be individually present, the boxcar remote controler or controller remote controler be equipped with unlock be powered, power-off of unlocking, Automatic-expanding, automatically The function buttons such as gathering, in the structure equipped with automatically controlled steering front wheel, it is mobile that above-mentioned remote controler is additionally provided with boxcar after control is collapsed Function, physical strength can be saved by remote control control boxcar from walking；The voice module is sent out voice signal by tone frequency channel wire It gives loudspeaker and carries out voice prompting.

Based on the structure of embodiment seven, the embodiments of the present invention ninth is that: vertical tube be provided with lifting motor 7, lifting spiral shell The inner wall of bar 6, the casing of motor and vertical tube is connected, and the lower end of lifting screw couples with the motor shaft of lifting motor, lifting screw Periphery and lifting pipe inner headed face thread connection；Pedal is equipped with the screw hole 11 of front and back longitudinal direction, and screw hole is provided with pedal screw rod 14, the rear end of pedal screw rod couples with the motor shaft of pedal motor 17, and the casing of pedal motor is fixed on cabinet；Lifting electricity Machine, pedal motor are coupled by electric wire with the electricity output end of controller.Screw hole on the lifting pipe inner headed face and on pedal Internal screw thread is full thread, and screw rod and corresponding threaded engagement are close in the structure, and intensity is high, under conditions of guaranteeing its intensity, The short thread of certain length can also be only set at the nozzle of lifting pipe and at the aperture of screw hole, remaining position is for allowing to screw rod The smooth surface of position, the structure can reduce processing cost, and when necessary, this section of short thread can be realized by welding pre-buried nut.

Based on the structure of embodiment seven, the embodiments of the present invention tenth is that: also have steering motor 41, with pedal axial direction It is fixed, circumferentially rotate the vertical tube of connection and couple with the motor shaft of steering motor, or, its power of turning machine input with front-wheel linkage End couples with the motor shaft of steering motor, and the electrical input of steering motor is coupled by electric wire with the electricity output end of controller.Institute The turning machine stated is prior art products, is typically used on four-wheel electric motor car, for driving front vehicle wheel to turn to, in the present embodiment , can also be as needed using the simple turning machine of bulb fork type, Worm-gear type pull rod turning machine or electric power steering are installed Balancing pull rod is arranged when necessary in machine between front vehicle wheel and pedal.Turning machine can be arranged in the below or above of pedal, when When being arranged in the top of pedal, cover board should be installed additional, the movable member of turning machine is covered on to the lower section of cover board, protection safety.

Based on the structure of embodiment one, the embodiments of the present invention ten first is that: also have wheel braking mechanism, brake Braking vane 34 in structure is packed on pedal.The wheel braking mechanism is stopped using bracing wire lock formula arrestment mechanism or electronic clamp Vehicle disc brake mechanism is braked by the braking motor that braking vane control links with axletree.Brake mechanism can also Using the hand brake structure of common electric bicycle, brake lever therein is arranged on handle, or, bracket arm is mounted on case On body or pedal or vertical tube.

Based on the structure of embodiment one, the embodiments of the present invention ten second is that: the cabinet be equipped with chamber door 31, The chamber door is located at any side of cabinet.The chamber door includes pulling, pushing, lifting door, plate-turning door etc..Based on embodiment One structure, the embodiments of the present invention ten third is that: the pedal front end be equipped with baffle 4, the baffle be lightweight gold Belong to plate or impact-resistant high-strength plastic flitch, the baffle preferably clear baffle.Based on the structure of embodiment 13, this is practical Novel embodiment ten fourth is that: the positive top of cabinet is equipped with forwardly convex forehead 26, and the front end face of baffle and cross handle is with before The front end face of volume is concordant；Tank surface can be made smooth.

Based on the structure of embodiment seven, the embodiments of the present invention ten fifth is that: the controller includes communication module, The reception of wireless signals end of communication module emits end signal with the wireless signal of controller remote controler 27 by wireless signal and couples.

Based on the structure of embodiment seven, the embodiments of the present invention ten sixth is that: the cabinet have pedestal 15 and in Empty block, block are located at pedestal top and detachably couple with pedestal, and the block is hinged by side, another side lock 23 connects Two halfbodies 22 connect are engaged composition, are equipped with warehouse 19 in the pedestal, and the battery and controller are located in the warehouse, The warehouse lid 21 of warehouse is set at the top of the base.

Based on the structure of embodiment one, the embodiments of the present invention ten seventh is that: the top surface of cabinet be equipped with seat cushion 25；Work as case When body is made of two halfbodies, the seat cushion is also divided into two, and is located at the top surface of halved body, when halved body is engaged, Constitute an entirety.

Based on the structure of embodiment 13, the embodiments of the present invention ten eighth is that: the baffle be equipped with for giving The accommodating groove 40 that steering wheel is stepped down.

Based on the structure of embodiment seven, the embodiments of the present invention ten ninth is that: be equipped on the cabinet and/or baffle The electrical input of loudspeaker 12 and/or lamps and lanterns 18, loudspeaker and/or lamps and lanterns is coupled by electric wire with the electricity output end of controller.It is described Lamps and lanterns include headlamp, left and right side-marker lamp and rear warning lamp, headlamp is mountable on baffle, left and right side-marker lamp distinguish position In the left and right sides of cabinet, rear warning lamp is then mounted on the back side of cabinet.

Claims (10)

1. electric van, it is characterised in that: there is cabinet (29), front vehicle wheel (9), rear wheel (16), lower box is equipped with front and back The pedal (10) being slidably connected is equipped with vertical tube (5) on pedal, and vertical tube is provided with lifting pipe (3), and lifting pipe and vertical tube are circumferentially solid Determine, slide axially connection；Front vehicle wheel is mounted on vertical tube or on pedal, and rear wheel is mounted on cabinet, piece wheel or whole Wheel is electric wheel, and the control handle of controllable wheel is housed on lifting pipe.

2. electric van according to claim 1, it is characterised in that: the vertical tube and pedal axial restraint, circumferential turn Dynamic connection.

3. electric van according to claim 2, it is characterised in that: be mounted in the structure on vertical tube in front vehicle wheel, institute The control handle stated has cross handle (1), and cross handle and lifting pipe are connected, equipped with rotation wushu controller (2) on cross handle.

4. electric van according to claim 2, it is characterised in that: be mounted in the structure on vertical tube in front vehicle wheel, institute The control handle stated has steering wheel, and the hub (37) and lifting pipe of steering wheel are connected, the horizontal axis equipped with rotation connection in hub (36), the coil (39) of steering wheel is connect by plate convergence (38) with horizontal axis.

5. electric van according to claim 2, it is characterised in that: be mounted in the structure on pedal in front vehicle wheel, institute The front vehicle wheel stated is linked by turning machine (33) and vertical tube.

6. electric van according to claim 1, it is characterised in that: the box top is equipped with the backrest of turning unfolding (30)。

7. described in any item electric vans according to claim 1~6, it is characterised in that: cabinet is provided with battery (20) and control Device (13) processed, battery are electrically connected by the electrical input of electric wire and controller, the electricity output end of controller by electric wire with it is electronic Wheel electrically connects, and the signal input part of controller communicates connection with the signal output end of control handle.

8. electric van according to claim 7, it is characterised in that: the control handle is boxcar remote controler (35), Boxcar remote controler is fixedly mounted or is movably arranged on lifting pipe；The signal output end of boxcar remote controler passes through signal wire and control The signal input part of device couples, or, the wireless signal output end of boxcar remote controler passes through the wireless communication of wireless signal and controller The communication connection of number input terminal.

9. electric van according to claim 7, it is characterised in that: vertical tube is provided with lifting motor (7), lifting screw (6), the inner wall of the casing of motor and vertical tube is connected, and the lower end of lifting screw couples with the motor shaft of lifting motor, lifting screw Periphery and lifting pipe inner headed face thread connection；Pedal is equipped with the screw hole (11) of front and back longitudinal direction, and screw hole is provided with pedal spiral shell The rear end of bar (14), pedal screw rod couples with the motor shaft of pedal motor (17), and the casing of pedal motor is fixed on cabinet；It rises Drop motor, pedal motor are coupled by electric wire with the electricity output end of controller.

10. electric van according to claim 7, it is characterised in that: also there are steering motor (41), it is axially solid with pedal Calmly, it circumferentially rotates the vertical tube of connection to couple with the motor shaft of steering motor, or, with its power intake of the turning machine of front-wheel linkage Couple with the motor shaft of steering motor；The electrical input of steering motor is coupled by electric wire with the electricity output end of controller.