CN104283258B - Charger of electric vehicle - Google Patents

Abstract

The present invention provides the charger of a kind of electric vehicle.The charger of this electric vehicle includes: the luminescence unit of the charging operations information of display charger；The communication unit of the near field communication of execution and external equipment；Guide the guide member of the visible ray of luminescence unit；And control the control unit of the operation of described luminescence unit and described communication unit.Described guide member includes the Outboard Sections the being coated on described guide member reflecting layer with the inner reflection visible ray towards guide member.

Description

Charger of electric vehicle

Technical field

It relates to for the charging technique of electric vehicle.

Background technology

Electric vehicle refers to use power-actuated vehicle.Electric vehicle can be broadly divided into battery powered electricity Motor-car and hybrid electric vehicle.

Here, battery powered electric vehicle means only by using power-actuated vehicle.Therefore, Such battery powered electric vehicle is referred to as general electric vehicle.Equally, hybrid electric Vehicle means the vehicle by using electric power and Fossil fuel to drive.This hybrid electric vehicle include for The supplying cell driven.Specifically, in battery powered electric vehicle and the insertion of hybrid electric vehicle In the case of type hybrid electric vehicle, battery is charged by the current source from external power source and drives motor.

In the case of being electric vehicle charging by code set type charger, electric vehicle can be by using business Use power charge.To this end, code set (codeset) type charger can set with in family or office The socket put and electric vehicle connect thinks electric vehicle power supply.

According to the charger of prior art, it only includes for showing the aobvious of charged state when battery charges Show unit.Therefore, when charger breaks down, it may be difficult to tracing trouble reason or to be difficult to upgrading solid Part.

If able to be connected to the diagnostic equipment by port, maybe it is connected to fill by the device being used for firmware updating Electrical equipment, these restrictions can be solved.As charger, it is necessary to strictly guarantee its water resistance.So And, if providing a single port on charger, being necessary for an extra cell and having guaranteed to fill The water resistance of electrical equipment.

Additionally, due to COM1 is provided separately, malicious user may change or destroy charger Internal processes.

Summary of the invention

The embodiment of the present invention provides a kind of charger for electric vehicle.

The embodiment of the present invention also provides for a kind of charger for electric vehicle, and it can be used for without providing The extra cell of water resistance communicates with external equipment.

Additionally, can effectively be provided for the communication unit performed with external equipment near field communication, To maximize space application and to improve communication performance.

In an embodiment of the invention, the charger of electric vehicle, including: the charging of display charger The luminescence unit of operation information；The communication unit of the near field communication of execution and external equipment；Guide and send out The guide member of the visible ray of light unit；And control the operation of described luminescence unit and described communication unit Control unit, wherein, described guide member includes that the Outboard Sections being coated on described guide member is with towards guiding The reflecting layer of the inner reflection visible ray of part.

Communication unit can include the dispensing device sending the electromagnetic wave near field communication, Yi Jijie Receive the reception device of the electromagnetic wave near field communication, and guide member guides near field channel radio The electromagnetic wave of letter, this electromagnetic wave is sent by dispensing device, or is received by receiving device.

This guide member may include that vertically extending first guidance part, its lower end be arranged on dispensing device or Receive above device；Be inclined upwardly the connecting portion extended from the upper end of the first guidance part；And from connecting portion Upwardly extending second guidance part, the second guidance part is arranged on above luminescence unit.

This guide member may include that the first light entrance arranged in the bottom of the first guidance part；Second The second light entrance that the bottom of guidance part is arranged；And in the 3rd of the upper end of the second guidance part setting Light entrance, during wherein reflecting layer can be not arranged in the first light entrance, the second light entrance and the 3rd light entrance At least one on.

Electromagnetic wave near field communication can be incident by the first light entrance from dispensing device, or can Seeing that light can be irradiated on reception device by the first light entrance, the visible ray that luminescence unit irradiates can lead to Cross the second light entrance incident, and the electromagnetic wave near field communication sent from dispensing device, or The visible ray sent from luminescence unit can be incident by the 3rd light entrance, or can from the infrared light of external irradiation With incident by the 3rd light entrance.

This guide member can also include from the first guidance part, connecting portion, in the second guidance part, court The 3rd guidance part extended to luminescence unit.

The bearing of trend of the first guidance part and the 3rd guidance part can be identical.

The bottom of the first guidance part can be provided with the first light entrance, for the electromagnetism of near field communication Ripple is incident from dispensing device by this first light entrance or is irradiated on reception device, the 3rd guidance part Bottom can be provided with the second light entrance, and the visible ray that luminescence unit irradiates is entered by this second light entrance Penetrating, the upper end of the second guidance part can be provided with the 3rd light entrance, is used for closely from what dispensing device sent The electromagnetic wave of radio communication or the visible ray sent from luminescence unit or from the infrared light of external irradiation By the 3rd light entrance incidence, and reflecting layer can be not provided with in the first light entrance, the second light entrance With at least one in the 3rd light entrance.

Electromagnetic wave can include infrared light.

First guidance part and the second guidance part can extend with being offset from one another.

This guide member may include that the first guide member guiding the electromagnetic wave that dispensing device is launched, and guiding connects The second guide member of electromagnetic wave that receiving apparatus receives, the wherein connecting portion of the first guide member and the second guide member Connecting portion the most away from each other.

Luminescence unit may include that the first illuminating part and the second illuminating part, and it is spaced apart, and this Send device and reception device can be arranged between the first illuminating part and the second illuminating part.

Below in conjunction with drawing and description in detail one or more embodiments are described in detail.Further feature will be in description And accompanying drawing, and claims are apparent from.

Accompanying drawing explanation

Fig. 1 is the axonometric chart of the charger of the electric vehicle according to an embodiment.

Fig. 2 is the block diagram of the charger of the electric vehicle according to an embodiment.

Fig. 3 is the internal structure schematic diagram of the main body of the charger illustrating electric motor car according to an embodiment.

Fig. 4 is the sectional view of guide member, and wherein, Fig. 4 A is the sectional view of the first guide member, and Fig. 4 B is the sectional view of the second guide member.

Fig. 5 is the side view of the modification illustrating guide member, and wherein Fig. 5 A is the first guide member The side view of one modification, and Fig. 5 B is the side view of a modification of the second guide member.

Fig. 6 is to illustrate the sectional view of guide member in Fig. 5, and wherein Fig. 6 A is to illustrate in Fig. 5 A that first leads Draw the sectional view of part, and Fig. 6 B is to illustrate the sectional view of the second guide member in Fig. 5 B.

Detailed description of the invention

The charger of the electric vehicle of one embodiment is described in detail in detail below in conjunction with accompanying drawing.

Fig. 1 is the axonometric chart of the charger of the electric vehicle according to an embodiment, and Fig. 2 is according to one The block diagram of the charger of the electric vehicle of embodiment.

With reference to Fig. 1 and 2, it is used for the charger 10 of electric vehicle (below, according to one of an embodiment Can be referred to as " charger ") a code set type charger.

This charger 10 can include a charger body 110, is connected to charger body 110 and business With the first adapter 140 of power supply, and it is connected to the second of charger body 110 and electric vehicle even Connect device 150.

When the first adapter 140 is connected to source power supply, and described second adapter 150 is connected to During electric vehicle, the electric current of source power supply supply is sent to the battery of electric vehicle by charger 10.

This charger body 110 includes luminescence unit 120, communication unit 130, and a control unit 112.This control unit 112 controls luminescence unit 120 and the operation of communication unit 130.

Luminescence unit 120 can show the operation of this charger 10, i.e. relevant to charging operations information. Such as, luminescence unit 120 can include multiple light emitting diode (LED), and it is launched according to charging operations There is the light of shades of colour.Here, the light launched from LEDs can be visible ray.

Communication unit 130 can communicate with the communication unit 210 of external equipment 20, such as, be used for The diagnostic equipment of diagnosis charger 10 or the update device of the firmware of upgrading charger 10.

Communication unit 130 and 210 can communicate with each other, and such as, uses up by making.It is to say, Communication unit 130 and 210 can be in communication with each other by using infrared light.

Fig. 3 is the internal structure schematic diagram of the main body of the charger illustrating electric motor car according to an embodiment.

With reference to Fig. 3, charger body 110 includes the housing 111 limiting its external form, is arranged on housing 111 In luminescence unit 120, and communication unit 130.And, charger body 110 includes multiple guiding Part, is used for guiding visible ray.

Explaining the assembly constituting this charger body 110 next in more detail, luminescence unit 120 includes Multiple LED121,122 and 123.Such as, luminescence unit comprise the steps that a LED121, second LED122 and the 3rd LED123.The present invention does not limit the number of the LED constituting luminescence unit 120 Amount.Such as, according to present example, luminescence unit 120 can include three LED.

Each LED121,122 and 123 can be disposed on printed circuit board (PCB) (PCB) 124.

Such as, when being charged operation, a LED121 can be switched on.Oneth LED121 Green visible can be sent.

When charging operations completes, described 2nd LED122 can be switched on.2nd LED122 can send out Go out yellow visible light.

When charging operations stops, the 3rd LED123 can be switched on.3rd LED123 can send Red visible ray.

In this manual, when each LED121,122,123 are switched on, each LED121, 122, the glow color of 123 and the information of display can be changed.

Here, " charging operations completes " may refer to the situation of the battery charging complete of electric vehicle, or Person is that the electric current supply from source power supply to electric vehicle is fully completed, the such as first adapter 140 and Two adapters 150 separate.

It addition, the electric current supply from source power supply to electric vehicle that " charging operations stopping " can referring to is hindered Disconnected situation.Substantially, " charging operations completes " may refer in addition to " charging operations stopping " from The situation that source power supply is blocked to the electric current of electric vehicle.

Communication unit 130 can be arranged on the printed circuit board (PCB) 124 in housing 111.Communication unit 130 Dispensing device 131 can be included and receive device 132.

Communication unit 130 can be arranged on adjacent one another are two among multiple LED121,122,123 Between individual LED.The most in figure 3, communication unit 130 is arranged on a LED121 and second Between LED122.

It is spaced apart to prevent light phase between communication unit the 130, the oneth LED121 and the 2nd LED122 Interfere mutually.During it is to say, observe from upside or downside, communication unit the 130, the oneth LED121, 2nd LED122 is spaced apart and does not overlaps.

Guide member 125,126 and 127 can guide the light that sends from LED121,122 and 123 Mobile, i.e. the movement of visible ray.

Guide member 125,126 and 127 includes that first of the visible ray for guiding a LED121 is led Draw part 125, for guiding the second guide member 126 of the visible ray of the 2nd LED122, and be used for leading Draw the 3rd guide member 127 of the visible ray of the 3rd LED123.Each guide member 125,126 and 127 It is vertically spaced from each LED121,122 and 123, and is fixed on housing 111 by a support 113 On.

First guide member 125 and the second guide member 126 are except guiding from a LED121 and the 2nd LED 122 visible rays sent, it is also possible to guide the electromagnetic wave near field communication.

Near field communication can include that infrared (IrDA) communicates, ZigBee communication, Bluetooth communication, nothing Line local area network communication, ultra broadband (UWB) communicates, etc..In the present example, IrDA communication The example of near field communication will be described as.But, the disclosure is not limited to this.For reference purposes, Light is construed as a kind of electromagnetic wave.

When IrDA communication is used as near field communication, guide member guides, thus carry out near field The electromagnetic wave of radio communication can be infrared light.Light can be a part for electromagnetic wave in a broad sense, infrared Light can represent a kind of light with specific wavelength.

In the present example, at least two guide member corresponds respectively to dispensing device 131 and receives device 132, it is used for guiding near field communication electromagnetic wave, i.e. infrared light.Therefore, according to present example Charger can include multiple guide member.A part or whole part of multiple guide members can guide infrared light.

Especially, the first guide member 125 and the 2nd 126 can be disposed adjacent to each other.It addition, first leads Draw part 125 and the second guide member 126 can be horizontally oriented and be mutually symmetrical.

The electromagnetic wave (infrared ray) that first guide member 125 can guide near field communication sets to outside Standby 20, this electromagnetic wave is generated by dispensing device 131, and the second guide member 126 guide near field without The electromagnetic wave (infrared light) of line communication is to receiving device 131, and this electromagnetic wave is received from external equipment 20.

Shown in Fig. 3, the first guide member 125 can include vertically extending first guidance part 125A, The connecting portion 125B of extension is tilted upward from the first guidance part 125A, and vertical from connecting portion 125B The the second guiding part 125C extended.In more detail, connecting portion 125B can be from the first guidance part 125A Upper end upwardly extend obliquely, and the second guidance part 125C can from the upper end of connecting portion 125B to Upper extension.

Owing to connecting portion 125B is to tilt, when watching from upside or downside, the first guidance part 125A and Second guidance part 125B will not be overlapped.It is to say, the bearing of trend of the first guidance part 125A and The bearing of trend of the second guidance part 125C can be offset from one another.

Second guide member 126 can include vertically extending first guidance part 126A, leads from first obliquely Draw portion 126A upwardly extending connecting portion 126B, and lead from connecting portion 126B vertically extending second Draw portion 126C.In more detail, connecting portion 126B can tilt from the upper end of the first guidance part 126A Upwardly extend, and the second guidance part 126C can upwardly extend from the upper end of connecting portion 126B.

Owing to connecting portion 126B is to tilt, the part of the first and second guidance part 126A and 126B or All will not be mutually perpendicular to overlap.That is, the bearing of trend of the first guidance part 126A and the second guidance part 126C Bearing of trend can be offset from one another.

Here, the connecting portion 125B and the connecting portion 126B of the second guide member 126 of the first guide member 125 Can extend upwardly toward upside, as shown in Figure 3 in side away from each other.Therefore, the first guide member 125 The first guidance part 125A and the first guidance part 126A of the second guide member 126 between distance can be less than Second guidance part 125C of the first guide member 125 and the second guidance part 126C of the second guide member 126 it Between distance.

In the present example, the launch party that vertical direction can go out from LED emission equal to visible ray To.So visible ray can be launched in the lateral direction according to the position of LED.

Fig. 4 is the sectional view of guide member, and wherein, Fig. 4 A is the sectional view of the first guide member, and Fig. 4 B is the sectional view of the second guide member.

Reflecting layer 125R and 126R is separately positioned on described first guide member 125 and the second guide member 126 In.Reflecting layer 125R and 126R can be transmitted into the visible reflectance inner side to guide member of guiding part. Owing to there being reflecting layer 125R and 126R, incide each reflecting layer 125R and the visible ray of 126R one end Can be penetrated by the other end of each reflecting layer 125R and 126R on maximum ground.In more detail, incide The visible ray of each lower end of the first guide member 125 and the second guide member 126 can maximum ground by the Each upper end of one guide member 125 and the second guide member 126 is sent.It is to say, when transmission can When seeing light, the side surface by guide member 125 and 126 is prevented to dissipate to greatest extent.

Light entrance 125E, 125F and 125G may be provided on the first guide member 125.Herein, reflecting layer 125R can be not arranged on light entrance 125E, 125F and 125G.And, light entrance 126E, 126F and 126G can be arranged on the second guide member 126.Here, reflecting layer 126R can not set Put on light entrance 126E, 126F and 126G.Light entrance 125E, 125F, 125G, 126E, 126F Can be formed by the part of cutting reflecting layer 125R and 126R with 126G.

Therefore, it is not provided with light entrance 125E, 125F at the first guide member 125 and the second guide member 126, At least one part in each several part of 125G, 126E, 126F, and 126G can be coated with reflecting layer 125R And 126R.Herein, reflecting layer 125R and 126R can be adequately coated as far as possible and be not provided with light entrance The region of 125E, 125F, 125G, 126E, 126F and 126G.

The light entrance of the first guide member 125 includes being limited to the first of the bottom of the first guidance part 125A Light entrance 125E, is limited to the second light below at the point that the first guidance part 125A contacts with connecting portion and enters Mouth 125F, and it is limited to the 3rd light entrance 125G of the upper end of the second guidance part 125B.

Additionally, the light entrance of the second guide member 126 includes: be limited to the first guidance part 126A lower end First light entrance 126E, is limited to second below at the point that the first guidance part 126A contacts with connecting portion Light entrance 126F, and it is limited to the 3rd light entrance 126G of the upper end of the second guidance part 126B.

In the first guide member 125 and the second guide member 126, the electromagnetic wave near field communication can To be guided to each first entrance 125E and 126E from dispensing device 131, or enter from each first Mouth 125E and 126E is released to receive device 132.Therefore, the first light entrance 125E and 126E is permissible Be spaced is arranged on dispensing device 131 or receives the top of device 132.In more detail, the first light Entrance 125E and 126E can be spaced apart in upwardly direction straight.Here, as it has been described above, use Electromagnetic wave near field communication can be infrared light.

It is to say, the first light entrance 125E of the first guide member 125 can be from dispensing device 131 The part that the infrared light launched is introduced into, and the first light entrance 126E of the second guide member 126 is permissible It is that infrared light is launched into the part of reception device 133 through it.

Second light entrance 125F and 126F can be visible ray from first or the 2nd LED121 or 122 The part that the light sent is introduced into.Second light entrance 125F and 126F can be from first or the 2nd LED121 Or 122 spaced up layouts.More specifically, described second light entrance 125F and 126F is the most upwards Direction on be separated setting.

3rd light entrance 125G and 126G can be the first and second LED121 and 122 send can See the part that light passes through, and the electromagnetic wave (example near field communication launched from dispensing device 131 Such as, infrared light) arrive the part outside charger body 110 through it, and near field communication Visible ray or electromagnetic wave (such as, infrared light) be introduced into from the communication unit 210 of external equipment 20 Part.

Furtherly, the 3rd light entrance 125G of the first guide member 125 can be that a LED121 sends out The visible ray gone out arrive through it outside part, or as from dispensing device 131 launch infrared light to The passage in portion.It addition, the 3rd light entrance 126G of the second guide member 126 can be the 2nd LED122 The visible ray sent arrive through it outside part, or as from external equipment 20 introduce infrared light lead to Road.

3rd guidance part 127 can have the rectilinear form extended in vertical direction.Therefore, the 3rd guide Part 127 only can guide the visible ray of the 3rd LED123.

Reflecting layer can also be arranged on the 3rd guide member 127.Herein, reflecting layer can guide the 3rd The top and bottom in portion 127 are omitted.The top and bottom of the 3rd guide member 127 can be that visible ray enters Penetrate or during outgoing as light entrance by part.

Hereinafter, by the operation of explanation charger 10.

When the first adapter 140 is connected to source power supply, and the second adapter 150 is connected to electronic Vehicle, during to allow the charging of described vehicle to start, control unit 112 can open a LED121. Then, the green visible sent out from a LED121 can be by the second of the first guide member 125 Guidance part 125C is sent to the outside of charger 10.

More specifically, green visible can incide the second guidance part by the second light entrance 125F 125C, is then transmitted into outside by the 3rd light entrance 125G.In this process, owing to being arranged on Reflecting layer 125R on one guide member 125, it is seen that light sending out on the horizontal direction of the first guide member 125 Penetrating and limited, light can be penetrated by the 3rd light entrance 125G with maximum.

Therefore, user can confirm charging process well afoot by the transmitting of green visible.

When charging is complete, control unit 112 can connect the 2nd LED122.Now, a LED121 Can be closed.When the 2nd LED122 connects, the yellow irradiated from described 2nd LED122 can See that light can be irradiated to outside 10 by the second guidance part 126C of the second guide member 126.

More specifically, yellow visible light can be entered by the second light entrance 126F of the second guide member 126 It is mapped to the second guidance part 126C, is then sent to outside by the 3rd light entrance 126G.In this process In, owing to being arranged on the reflecting layer 126R on the second guide member 126, it is seen that light is at the second guide member 126 Horizontal direction on transmitting limited, light can with maximum by the 3rd light entrance 126G penetrate.

Therefore, by the transmitting of yellow visible light, user can confirm that this charging completes.

When charging, when power supply is from source power supply supply electric vehicle, control unit 112 can be connected 3rd LED123.Therefore, the red visible irradiated from the 3rd LED123 can be led by the 3rd Draw part 127 and be sent to the outside of charger 10.

Here, other parts in addition to its top and bottom of the 3rd guide member 127 can be reflected Layer 125R cladding.So, light can be transmitted into outside with maximum.

Therefore, by the transmitting of yellow visible light, user can confirm that the supply of this power supply is blocked.

When the state of charger 10 is identified, or the firmware of charger 10 is by a liter pole, external equipment 20 Can neighboringly be arranged in charger 10 to communicate with charger 10.

Here, the commencing signal of communication can be sent to charger 10 from external equipment 20.That is, use The infrared light started in communication can irradiate from the communication unit 210 of external equipment 20.

The infrared light irradiated from external equipment 20 can pass through the second guidance part 126C, connecting portion 126B, Arrive with the first guidance part 126A of the second guide member 126 and receive device 132.

More specifically, infrared light can incide the second guidance part 126C by the 3rd light entrance 126G, Then it is directed to continually by the second guidance part 126C, connecting portion 126B and the first guidance part 126A. Hereafter, infrared light can be transmitted into reception device 132 by the first light entrance 126E.

In this process, owing to reflecting layer 126R is arranged on the second guide member 126, lead second Draw part 126 horizontal direction launch visible ray limited, light can with maximum by the first light entrance 126E penetrates.

Dispensing device 131 can send current state information wireless near field including charger 10 The electromagnetic wave (infrared light) of communication.The electromagnetic wave near field communication sent from dispensing device 131 (infrared light) can pass through the first guidance part 125A, connecting portion 125B and the second of the second guide member 125 Guidance part 125C arrives external equipment 20.

More specifically, infrared light can incide the first guidance part 125A by the first light entrance 125E, Then it is directed to continually by the first guidance part 125A, connecting portion 125B and the second guidance part 125C.Hereafter, infrared light can be launched into the outside of the 3rd light entrance 125G.In this process, Owing to being provided with reflecting layer 125R on the first guide member 125, it is seen that light is at the horizontal stroke of the second guide member 125 Transmitting on direction is limited, and light can penetrate through the 3rd light entrance 125G with maximum.

Each possible shape of the first and second guidance parts 125 and 126 is arranged to Fig. 5 and 6 institute Show.

Fig. 5 is the side view of the modification illustrating guide member, and wherein Fig. 5 A is the first guide member The side view of one modification, and Fig. 5 B is the side view of a modification of the second guide member.Fig. 6 Being to illustrate the sectional view of guide member in Fig. 5, wherein Fig. 6 A is to illustrate the side of the first guide member in Fig. 5 A Sectional view, and Fig. 6 B is to illustrate the sectional view of the second guide member in Fig. 5 B.

The first guide member 128 shown in Fig. 5 and 6 comprises the steps that vertically extending first guidance part 128A, from the first guidance part 128A the most upwardly extending connecting portion 128B, and from connecting portion The vertically extending second guidance part 128C of 128B.In more detail, connecting portion 128B can be from the first guidance part The upper end of 128A upwardly extends obliquely, and described second guidance part 128C can be from connecting portion 128B Upper end upwardly extend.

Additionally, the first guide member 128 may further include from the first guidance part 128A, connecting portion 128B, And second in guidance part 128C one and the 3rd guidance part that extends towards the LED of luminescence unit 128D.In more detail, guide member 128 may further include from described second guidance part 128C The 3rd guidance part 128D that end extends downwards.

The second guide member 129 shown in Fig. 5 and 6 comprises the steps that vertically extending first guidance part 129A, From the first guidance part 129A the most upwardly extending connecting portion 129B, and hang down from connecting portion 129B Straight the second guidance part 129C extended.In more detail, connecting portion 129B can be from the first guidance part 129A Upper end upwardly extend obliquely, and described second guidance part 129C can be from the upper end of connecting portion 129B Upwardly extend.

Equally, the second guide member 129 may further include from the first guidance part 129A, connecting portion 129B, And second in guidance part 129C one and the 3rd guidance part that extends towards the LED of luminescence unit 129D.In more detail, the second guide member 129 can farther include the lower end from the second guidance part 129C The 3rd guidance part 129D downwardly extended.

Additionally, the first and second guide members 128 and 129 can be mutually symmetrical in the horizontal direction.

Therefore, each lower end of the first guidance part 128 and the second guidance part 129 can be with described transmission The top of device 131 or reception device 132 separates.And, the 3rd guidance part 128D's and 129D is every Individual lower end can separate on the top of 121 or 122 emitting led with first or second.In more detail, first Each lower end of guidance part 128 and the second guidance part 129 can be arranged on dispensing device 131 or receive In the upwardly direction straight of device 132, and the 3rd guidance part 128D and 129D can be arranged on In the upwardly direction straight of the one or the 2nd LED121 or 122.

Lead here, the first light entrance 128E and 129E is separately positioned on the first guide member 128 and second Draw the lower end of the first guidance part 128A and 129A of part 129.And, the second light entrance 128F and 129F Be separately positioned on the lower end of the 3rd leader 128D and 129D, and the 3rd light entrance 128G and 129G can be separately positioned on the upper end of the second guidance part 128C and 129C.

It addition, reflecting layer 128R and 129R can be disposed thereon is not provided with light entrance 128E, 128F, The guidance part of 128G, 129E, 129F, 129G at least some of on.Equally, reflecting layer 128R It is not provided with light entrance 128E, 128F, 128G with 129R can farthest be coated with on guidance part, The region of 129E, 129F, 129G.Reflecting layer 128R and 129R can reflect visible ray to guide member Inner side, is launched into the outside of guide member to prevent from directing into the visible ray inside guide member.Therefore, exist It is not provided with the region of light entrance, it is seen that light transmitting on guide member horizontal direction is limited thus maximum limit Degree ground improves light transmissioning efficiency.

In the first guide member 128, the bearing of trend of the first guidance part 128A and the 3rd guidance part 128B Can be identical.Equally, in the second guide member 129, the bearing of trend of the first guidance part 129A Can be identical with the 3rd guidance part 129D.

Hereinafter, with reference to Fig. 5 and 6, light transmission path will be described.

From first or the 2nd LED121 or 122 visible rays irradiated can be had such as Fig. 5 by each and First and second guide members 128 and 129 of shape shown in 6 and be irradiated to the outside of charger 10.

More specifically, pass the second light entrance 128F and 129F of the first and second guide members 128 and 129 The visible ray inciding the 3rd guidance part 128D can continue through the 3rd guidance part 125F and 129F, And second guidance part 128C and 129C, then launched by the 3rd smooth gateway 128G and 129G To outside.In this process, owing to reflecting layer 128R and 129R is arranged on the first guide member 128, Visible ray transmitting on guide member 128 horizontal direction is limited, light can with maximum through the 3rd light Entrance 128G and 129G penetrates.

The electromagnetic wave near field communication (infrared light) irradiated from external equipment 20, can pass through Second guidance part 129C of the second guide member 129, connecting portion 129B and the first guidance part 129A arrive Receive device 132.

More specifically, the electromagnetic wave (infrared light) near field communication can pass through the 3rd light entrance 129G incides the second guidance part 129C, is then directed to continually by the second guidance part 129C, even Meet portion 129B and the first guidance part 129A.Hereafter, electromagnetic wave (infrared light) can be entered by the first light Mouth 129E is launched into reception device 132.

In this process, it is arranged on the second guide member 129 due to reflecting layer 129R, it is seen that light exists Transmitting on second guide member 129 horizontal direction is limited, light can with maximum by the first light entrance 129E outgoing.

The electromagnetic wave near field communication (infrared light) sent from dispensing device 131, can pass through First guidance part 128A, the connecting portion 128B of the first guide member 128, and the second guidance part 128C arrives Reach external equipment 20.

More specifically, infrared light can incide the first guidance part 128A by the first light entrance 128E, Then the first guidance part 128A, connecting portion 128B and the second guidance part 125C it are continuously guided through. Hereafter, infrared light can be launched into the outside of the 3rd light entrance 128G.In this process, due to Reflecting layer 128R is arranged on the first guide member 128, it is seen that light is on the horizontal direction of guide member 128 Transmitting limited, light can with maximum through the 3rd light entrance 128G injection.

According to the above embodiments, charger 10 can also be worked as by using dispensing device 131 to send Front status information, thus perform the diagnosis to charger 10 through external equipment 20.

Additionally, due to charger 10 can receive device 132 from external equipment 20 reception liter by using The information of level firmware such that it is able to charger 10 is carried out firmware upgrade.

Further, since charger body 110 can be set with outside by the near field communication of such as infrared light Standby 20 communicate, and do not expose single port to the outside of body 110, thus be accordingly used in guarantee charging The extra structure of the water resistance of device main body 110 is unnecessary, and owing to not exposing port to outward Portion, the communications access of malicious user is impossible.

Further, since the guide member of the visible ray for guiding luminescence unit can guide near field wireless The electromagnetic wave of communication, such as infrared light, can be unnecessary for guiding the additional pilot part of infrared light.

It addition, reflecting layer 125R and 128R can be used to improve light transmission efficiency.Additionally, arrange light entrance It is also possible to prevent reflecting layer 125R and 128R and limits the motion of visible ray.

Additionally, when arranging the 3rd guidance part 128D further, owing to the lower end of guide member 128 is set Putting at the point adjacent to the LED constituting luminescence unit, more substantial light can be directed to part 128 and guide Pass through, thus more improve light transmission efficiency.

According to the embodiment proposed, owing to charger is communicated by infrared light with external equipment, fill Electrical equipment can be diagnosed by external equipment.Additionally, this charger can receive for rising from external equipment The information of level firmware, thus the firmware of charger of upgrading.

Additionally, due to charger body and external equipment 20 are by near field communication, such as infrared light Communication, and do not expose the single port outside to body, for ensureing the water resistance of charger body Extra structure be unnecessary, and owing to not exposing port to outside, the communication of malicious user is visited Ask it is impossible.

Further, since the guide member of the visible ray for guiding luminescence unit can guide infrared light, it is used for The additional pilot part guiding infrared light is unnecessary.

Additionally, due to guide member includes the reflecting layer being coated with outside it, light transmission efficiency can be enhanced.

Additionally, due to light entrance not on reflecting layer is set, for the infrared light of near field communication, or from The visible ray that luminescence unit sends, unrestricted in movement, thus improve light transmission efficiency.

Although embodiment is described with reference to multiple exemplary embodiments, it is understood that, The present invention fallen into also is set by many other amendment and embodiments can made by those skilled in the art In the spirit and scope that meter discloses.More specifically, various variants and modifications are can to fall in description, attached Building block and/or the combination of theme in figure and scope are arranged interior.Building block and / or arrange, substitute the other changes and modifications of purposes, be the most also aobvious and It is clear to.

Claims (10)

1. a charger for electric vehicle, this charger includes:

Luminescence unit, it includes the first illuminating part and the second illuminating part, for showing the charging behaviour of charger Make information；

Communication unit, it includes that the dispensing device sending the electromagnetic wave near field communication is for holding Row and the near field communication of external equipment, and include receiving the electromagnetic wave near field communication Receive device for the near field communication performed with described external equipment；

First guide member, the visible ray and described dispensing device for guiding described first illuminating part sends Electromagnetic wave；

Second guide member, the visible ray and described reception device for guiding described second illuminating part receives Electromagnetic wave；And

Control the control unit of the operation of described luminescence unit and described communication unit,

Wherein, described first guide member and described second guide member all include being coated on its Outboard Sections with court To the reflecting layer of visible ray described in its inner reflection, and

Wherein, described first guide member and described second guide member are the most away from each other.

2. charger as claimed in claim 1, wherein said first guide member and described second guide member All include:

Vertically extending first guidance part, the lower end of described first guidance part be arranged on described dispensing device or Receive above device；

Be inclined upwardly the connecting portion extended from the upper end of described first guidance part；

And

From upwardly extending second guidance part of described connecting portion, described second guidance part is arranged on luminescence unit Top.

3. charger as claimed in claim 2, wherein said first guide member and described second guide member All include:

The first light entrance arranged in the bottom of described first guidance part；

The second light entrance arranged in the bottom of described second guidance part；

And

The 3rd light entrance arranged in the upper end of described second guidance part,

Wherein said reflecting layer is not located in described first light entrance, the second light entrance and the 3rd light entrance On at least one.

4. charger as claimed in claim 3, the wherein said electromagnetic wave near field communication is certainly Described dispensing device is incident by described first light entrance, or described visible ray is entered by described first light Mouth is irradiated on described reception device,

The visible ray that described luminescence unit irradiates is incident by described second light entrance, and

The electromagnetic wave near field communication sent from described dispensing device, or from described luminescence unit The visible ray sent is incident by described 3rd light entrance, or from the infrared light of external irradiation by described the Three light entrances are incident.

5. charger as claimed in claim 2, wherein said first guide member and described second guide member The most also include from described first guidance part, connecting portion, the second guidance part, towards described luminescence The 3rd guidance part that unit extends.

6. the prolonging of charger as claimed in claim 5, wherein said first guidance part and the 3rd guidance part Stretch direction identical.

7. charger as claimed in claim 5, the bottom of wherein said first guidance part is provided with the One light entrance, the described electromagnetic wave near field communication by described first light entrance from described transmission Device is incident or is irradiated on described reception device,

The bottom of described 3rd guidance part is provided with the second light entrance, and it is described that described luminescence unit irradiates Visible ray is incident by described second light entrance,

The upper end of described second guidance part is provided with the 3rd light entrance, the use sent from described dispensing device In the electromagnetic wave of near field communication or the visible ray that sends from described luminescence unit or from external irradiation Infrared light incident by described 3rd light entrance, and

Described reflecting layer is not provided with in described first light entrance, the second light entrance and the 3rd light entrance extremely On few one.

8. charger as claimed in claim 1, wherein said electromagnetic wave includes infrared light.

9. charger as claimed in claim 1, wherein said first guidance part and the second guidance part are each other Skew ground extends.

10. charger as claimed in claim 1, wherein said first illuminating part and described second luminescence Portion is spaced apart, and

Described dispensing device and described reception device are arranged at described first illuminating part and described second illuminating part Between.