CN104283050B - Electrical connector for electric vehicle and method of making electrical connector - Google Patents
Electrical connector for electric vehicle and method of making electrical connector Download PDFInfo
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- CN104283050B CN104283050B CN201410386509.4A CN201410386509A CN104283050B CN 104283050 B CN104283050 B CN 104283050B CN 201410386509 A CN201410386509 A CN 201410386509A CN 104283050 B CN104283050 B CN 104283050B
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- connector
- connector body
- premold
- electric
- electric vehicle
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 18
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- 230000004888 barrier function Effects 0.000 claims description 2
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- 238000013461 design Methods 0.000 description 11
- 239000003063 flame retardant Substances 0.000 description 8
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 6
- 238000007789 sealing Methods 0.000 description 6
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- 229910052802 copper Inorganic materials 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
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- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 229920002943 EPDM rubber Polymers 0.000 description 2
- 239000004425 Makrolon Substances 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
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- 229920000515 polycarbonate Polymers 0.000 description 2
- -1 polyethylene terephthalate Polymers 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 229920001296 polysiloxane Polymers 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 241000276573 Cottidae Species 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 241000521257 Hydrops Species 0.000 description 1
- 241000235388 Mucorales Species 0.000 description 1
- 206010030113 Oedema Diseases 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
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- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
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- 238000009413 insulation Methods 0.000 description 1
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- 229920002521 macromolecule Polymers 0.000 description 1
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- 230000004048 modification Effects 0.000 description 1
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- 229920002647 polyamide Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
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- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
- H01R13/5227—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases with evacuation of penetrating liquids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
- B60L53/14—Conductive energy transfer
- B60L53/16—Connectors, e.g. plugs or sockets, specially adapted for charging electric vehicles
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/627—Snap or like fastening
- H01R13/6275—Latching arms not integral with the housing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
- H01R24/28—Coupling parts carrying pins, blades or analogous contacts and secured only to wire or cable
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R2201/00—Connectors or connections adapted for particular applications
- H01R2201/26—Connectors or connections adapted for particular applications for vehicles
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/14—Plug-in electric vehicles
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The invention provides an electrical connector for an electric vehicle and a method for making the electrical connector for the electric vehicle. In an electrical connector for an electric vehicle, the spring latch is not sealed; instead, the connector body has holes allowing water entering the spring latch mechanism to drain harmlessly out of the connector. A forward-facing LED or other light source acts as a flashlight. Once the connector is connected, the forward-facing LED is switched off, and a rear-facing LED or other light source is switched on to confirm that the connector is connected and capable of charging the vehicle. The connector is produced by overmolding in a three-layer configuration, where each layer is formed of a material having advantageous materials for that layer's position in the connector.
Description
The application be applicant " Gen Cable Technologies Corp. " submit on April 25th, 2012, Application No.
2012101250823rd, it is entitled " to be used for the Overmolded of the laminar high current intensity that plug-in hybrid electric vehicle charges
Polymer connector assembly " application for a patent for invention divisional application.
Cross-Reference to Related Applications
The application is the submission on the 17th of August in 2011, the part of current pending U.S. Patent application No.13/211,867
Continue and apply, wherein U.S. Patent application No.13/211,867 require the U.S. Provisional Patent Application of the submission of on January 6th, 2011
The rights and interests of U.S. Provisional Patent Application No.61/482,459 that on May 4th, No.61/430,456 and 2011 submits to.The application
It is also to submit in the US Design Patent application No.29/382,230 of the submission of on December 30th, 2010 and on December 9th, 2011
US Design Patent application No.29/408,312 part continues application, and above two pieces design patent application is equal
It is pending.The disclosure here of application cited above is fully incorporated the application by reference.
Technical field
The present invention relates to be used for the electric connector to electric vehicle power supply, relate more specifically to have to the water in environment
This adapter of improved water proofing property and improved ease for operation.
Background technology
Electric vehicle is just received more and more attention.These electric vehicles are for example avenged including plug-in hybrid vehicle
Forlan volt (Chevrolet Volt), and pure electric vehicle such as Nissan listens wind (Nissan Leaf).
In North America, by Automotive Engineering Society (SAE) standard SAE J1772 to recharging for electric vehicle battery
Electric connector has carried out standardization.Other application, such as fork lifter and industrial equipment, it would however also be possible to employ this standard.
According to the standard, adapter is anterior to have standardized shape and five pins in standardized layout,
All adapters are enabled to be applied to all electric vehicles.Five pins are two alternating current power supply pins, a ground connection
Pin, a proximity test pin and a control pin.With regard to the remainder of adapter, the manufacturer of each adapter
Can voluntarily process.Usually, during charging, adapter is fixed to vehicle by known adapter using spring breech lock.
Because this adapter is typically used out of doors, thus environmental factorss are must account for, such as water.For example, water can
With into spring bolt lockwork and cause erosion or other deterioration.In order to the usual method for preventing this degeneration is to use rubber
Sealing member is protecting spring breech lock.However, sealing member can fail.
Also there is a problem of using adapter at night, when ride-on vehicles person may not suitably see, and deposit
The problem that the person of riding in an automobile knows fully and when being appropriately interposed, is being allowed when adapter.
Furthermore it is known that adapter usually made with multiple parts.Therefore, adapter manufacture it is costly, and
Easily it is out of order.
So far, at present in electric vehicle (EV) market space available all solutions are by being fastened by anti-dismounted
Part such as TorxTMTwo halves (or the clamshell style part) construction that screw is mechanically assembled.Past or current SAE
J1772, the adapter that mechanically assembles allow water to enter Handleset at present, result in the machine of retention ice and chip
Meeting.Additionally, clamshell style part increases outward appearance at handle and on the whole, this is to have received to resist extra needed for vehicle rollover
Mechanical featuress and collision demand, as described in UL2251.These existing apparatus are suitable for garage and interior should
With.When used outdoors, these clamshell type designs can show shorter life cycle because of the exposure of element.
The content of the invention
Therefore, it is an object of the present invention to solve above concern item.
On the one hand, the present invention provides a kind of electric connector for electric vehicle, and the electric connector includes：Adapter sheet
Body, the connector body has the latched areas being formed in the connector body；It is many in the connector body
Individual connector inserting pin, wherein the plurality of connector inserting pin include for the first charge mode first group of connector inserting pin and
For second group of connector inserting pin of the second charge mode；And breech lock, the breech lock is on the connector body
In the latched areas, by the electric connector breech lock in the electric vehicle；Wherein, the connector body has multiple
Hole, the plurality of hole extends to permit from the latched areas to connector body surface detached with the latched areas
Perhaps the water into the latched areas leaves the latched areas.
On the other hand, the present invention provides a kind of method for manufacturing the electric connector for electric vehicle, and methods described includes：
A () provides charging cable and connector body, the connector body has for the of the first charge mode
One group of connector inserting pin and second group of connector inserting pin for the second charge mode；
B () is provided between the charging cable and first group of connector inserting pin and second group of connector inserting pin
Electrical connection；
C () is the electrical connection and the connector body and the charging cable adjacent to the electrical connection
Potting compound is applied in a part, to carry in the electrical connection and being likely to be exposed between the part of water for the electric connector
For fluid-tight barrier；
D () is in the potting compound, the connector body and the charging cable adjacent to the adapter
Premold is applied in a part for body, and
(e) Overmolded outconnector body on the premold in the form of single-piece, to form the adapter.
It is another object of the present invention to provide inexpensive, attractive, ergonomicss and adaptable solution
Scheme.
For more than realizing and other targets, the present invention is for proposing the connection with least one of following characteristics
Device.
Spring breech lock is not sealing, conversely, connector body has allows access into the water of spring bolt lock mechanism harmlessly
Discharge the hole of adapter.The LED or other light sources for facing front portion is used as flash lamp.Once adapter is connected, front portion is faced
LED shut-off, and face afterbody LED or other light sources open, with confirm adapter be connected and vehicle can be entered
Row charges.
Adapter is by Overmolded and produced.For example, adapter can be manufactured with Embedding Material, premold
And three layers of configuration of integral type over-molded members.Each layer can be by required for providing layer position in the connectors for layer
The different materials of attribute are formed.Modularized design allows product renewing faster and the common platform for product diversification
Set up.
Features above can be combined in any way.
EV (electric vehicle) market space (such as Original Equipment Manufacturer is available to by problem solved by the invention
(OEM) and electric vehicle power supply equipment (EVSE) manufacturer) durable and integral type it is Overmolded SAE J1772 connection
Device and cable assembling scheme, this scheme reduces the life cycle cost of product and improve the reliability of product, and also
Reduce and mechanical caging feature and hardware (such as TorxTMScrew) related destructive and interfering risk.This cladding
The solution of molding provides reply can include the extreme environment key element of water, ice, dirt, ultraviolet, oil and automotive fluid
Outstanding environment in terms of protection.
Description of the drawings
Refer to the attached drawing is described in detail to preferred implementation, wherein：
Fig. 1 to Fig. 8 is the different diagrams of the adapter according to preferred implementation and its different parts；
Fig. 9 A to Figure 21 are the diagram of the production stage of the adapter for illustrating Fig. 1 to Fig. 8；And
Figure 22 A to Figure 22 D are the diagram of the adapter of the modification according to preferred implementation.
Specific embodiment
Refer to the attached drawing is described in detail to preferred implementation, wherein, identical reference represents all the time identical
Element.
Go out as shown in Figures 1 to 8, according to adapter 100 preferred embodiment include with multiple pins 104,
106th, 108,110,112 adapter forepiece 102.In a preferred embodiment, adapter forepiece 102 and pin
104-112 follows standard SAE J1772.Pin 104-112 is passing through embedding portion 116 in the inner sealing of adapter forepiece 102
Position at be electrically connected to cable 114.Connector body 118 is by premold 120 and the company of forming in of over-molded members 122
Connect on device forepiece 102 and cable 114.Premold 120 and over-molded members 122 are formed with spine 124, spine 126,
To increase the intensity of connector body 118, connector body has latched areas 128, and latched areas 128 are provided with pin
132 and the spring breech lock 130 of spring 134.
First LED can be set or other luminous bodys 136 are used as flash lamp so that user can be in night illumination not
Adapter is used in the case of sufficient.2nd LED or other luminous bodys 138 can be arranged on back, with when in adapter and vehicle
Between send instruction when obtaining appropriate electrical connection, at the same time, LED shut-offs.Circuit 140, it is as described below
Printed circuit (PC) plate, be arranged for the control of LED.
Latched areas 128 need not be sealed to waterproof.Conversely, the water into latched areas 128 is left by hole 142.
As shown, three holes 142 are each provided with the either side of latched areas 128, three holes 142 extend through over-molded members 122
And into latched areas 128.Hole 142 is opened wide at the lower surface 144 of latched areas 128 to latched areas 128 so that will
Where not making water accumulation.However, replace shown in hole or in addition to the hole for illustrating, it is possible to use any suitable quantity
With the hole of configuration.
For example, when using in the case of rainy, rainwater on adapter 100 is occurred in by spring breech lock 130 weeks
Enclose flowing and enter latched areas 128.Water leaves latched areas 128 by hole 142, rather than accumulates in latched areas 128.Such as
Already pointed out, hole 142 positions relative to the lower surface 144 of latched areas 128 so that all of water discharges breech lock area
Domain 128 rather than form hydrops under hole 142.
Hole 142 be shown as it is horizontally extending, in order to Overmolded.The left side and the right side of the mould used in Overmolded
The part of side can have the protuberance corresponding to hole 142, and therefore formation hole 142.After Overmolded operation, by left side
Leave behind in the horizontal direction with right-hand side assembly, protuberance is pulled out the hole 142 for therefore being formed.However, the configuration in hole 142 can
To be changed according to different manufacturing technologies.For example, in different manufacturing technologies, hole 142 can be downward from latched areas 128
Incline or or even extend straight down from latched areas 128.Additionally, hole 142 can in any other suitable for example
Formed by drilling.
Also other configurations are possible.For example, latched areas 128 can have flat or protuberance to promote water
The lower surface 144 discharged by hole 142.Equally, although hole 142 is shown as elongated, it is any appropriate that they can also have
Shape, for example it is, circular.
Preferred embodiment connect there is provided the SAE J1772 of Overmolded, durable, firm high current intensity
Device assembly.The SAE J1772 adapters of mould as a plug 10 amperes to 90 amperes of production preferred embodiment are to open
Begin, as shown in Fig. 9 A and 9B with 146, the adapter is made up of following makrolon materials：The makrolon material is in electricity
Characteristic and physical impact characteristic and strength characteristics aspect have UL94V-0 flame retardant ratings, environment (f1) ultraviolet grade with
And equal or exceed 100 relative heat number (RTI), such as the defined of standard UL 2251.
SAE J1772 connector bodies structure 146 is designed for rigid body, and this rigid body design makes promotion crosslinking adhesion
And/or can realize that the mechanical featuress and mechanical caging feature of mechanical bond and premold 120 and over-molded members 122 are tied
Close.Hole, raised dovetail or crestal line that these mechanical featuress can include circulation passage, run through.
Connector body includes that five hardness are 3531/2Pyrite contact 104,106,108,110,112, as more than retouch
State, these contacts can be silver-plated or gold-plated.Two sizes are that 8 power contact head 104,112 is combined with ellipse
Shape winding high current intensity and low insertion force internal helicoid spring 148, so that high current intensity can be realized, so as to reduce by
In the hypertherm meeting that micro-arc discharge is produced, and there is provided vehicle plug (the IAW SAE J for being produced by other manufacturers
1772) the other chance of success of reverse compatibility.These internal helical springs 148 also contribute to adapt to technique over time
The natural tendency of change.Spring 148 can be configured to the spring of multiple helically coileds, such as example in the United States Patent (USP) of Chabot
No.4, shown in 810,213, the disclosure of which here is fully incorporated in present disclosure by reference.
The SAE J1772 connector bodies 146 of insertion molding also are incorporated with a mating fire-retardant (FR) UL certifications closure
Formula sealing gasket 150, to contribute to preventing from corrosive gas such as carbon dioxide, sulfur dioxide and hydrogen sulfide to contact
Erosion.
Afterwards, connector body 146 be assembled to by welding operation it is separately shown in Fig. 10, FFSO UL recognize
Card cable 114, to adapt to the circuit diagram as specified in SAE J1772, as shown in Figure 11.The SAE of insertion moulded-on type
The welding contact of J1772 allows the cable retention for lifting overall assembly and the chance for reducing micro-arc discharge and filoselle, its
In, micro-arc discharge and filoselle can cause the risk of short circuit and earth fault, shorten the life cycle of product.In addition, welding is tactile
Head provides additional degree of protection, to prevent hygroscopic wicking and capillary effect at exposed contact.Water and
Moisture absorption or wicking accelerate the corrosion of copper and shorten the life cycle of product, and this can cause from branch circuit to absorb
More high current intensity, so as to cause that adapter is overheated and client it is discontented.
The PC plate 154 of FR-4PC UL certifications, the PC plate 154 are soldered to the microswitch sub-component 152 of environment sealing
Be combined with one 150 ohm 1/2 watt resistor 156 and one 300 ohm 1/2 watt of resistor 158, by above-mentioned electricity
Road 140 is embodied as microswitch component.The insulating cell that 164 are shown as in Figure 13 A and Figure 13 B is then added into microswitch
Sub-component 140 and it is assembled in place, as shown in figure 14.The insulating cell is made up of following molded polymeric things：The molded polymeric
Thing has flame retardant rating, the environment (f1) by UL94V-1 certifications in terms of electrical characteristics, physical impact characteristic and strength characteristics
Ultraviolet grade and equal or exceed 90 relative heat number (RTI), such as standard UL-2251 defined.By by two
Individual hanging lead (be close to and be grounded) 160,162 is soldered to the contact 106,108 for being close to and being grounded, component 152 and
Plate 154 is attached to connector body 146, as figure 15 illustrates, enabling what realization was required by SAEJ1772 standards
DC pulse signal.The PC plate 154 also provides silvery path setting (silver path provisions) to be used for combining
Charge and LED signal that flash lamp needs, the charging and flash lamp can be activated by EVSE (electric vehicle power supply equipment) or
Person needs.
When welding operation is completed, connector body 146, PC plate component 154 and cable 114 pass through bi-component embedding
Compound 166 (two-part potting compound) and by the way of environment and non-conducting ground embedding, with formation
Embedding portion 116, as shown in Figure 16 A and Figure 16 B, wherein, bi-component potting compound 166 electrical characteristics and physical impact characteristic with
And strength characteristics aspect has the flame retardant rating of UL94HB or V-0 and equals or exceeds 90 relative heat number (RTI), such as
Standard UL-2251 defined.Then, the potting compound 166 will pass through parking or manufacturing by heat auxiliary for a whole night
Help and be cured.The connector of EFSO electric motor car cable cover(ing)s, the conductor of insulation and welding will be by the bi-component
Potting compound and it is packed.
The potting compound 166 provides the first order and protects with the wicking of the prevention moisture absorption at exposed contact
And capillary effect.As time goes on, copper stranded conductor can produce capillary effect, and in capillary effect, moisture passes through capillary
From exposed voltage contact area suction copper stranded conductor, this accelerates the corrosion of copper and shortens the life cycle of product for effect, and
This can cause the more high current intensity obtained from branch circuit, so as to cause being discontented with for overheated and client.Potting compound 166
There is provided dielectric properties, so that component and the voltage in the gas loop between power contact head and ground further insulate.
The potting compound 166 is basis, wherein, additional polymeric material is by for the additional structure in the design and support.
Bi-component, in the way of to environment and in the way of dielectric embedding, compound 166 be fully cured and
After complete degasification is so as to form embedding portion 116, then premold 120 will be molded in including connector body 146, EFSO
On the sub-component of electric vehicle cable 114 and embedding contact, as shown in Figure 17.Premold is with UL94V-0
Flame retardant rating and equal or exceed 100 relative heat number (RTI) high-impact polyamide (PA6 or PA66) base material
Material.The special compound of other engineerings, the polyethylene terephthalate (PET) of such as glass-filled, propylene can be used
Nitrile-butadiene-styrene (ABS), thermoplastic elastomer (TPE) (TPE), TPV (TPV) or high impact resistance polypropylene
(HIPP).Premold 120 encapsulates sub-component, connects so as to providing " trunk " of structure and moulding for whole SAE J1772
Connect performance and dielectric properties that device assembly system increased extra relevant environment.Premold 120 is included corresponding to finished product
The hole 168 in hole 142.
Premold structure has rigid body design structure, and the rigid body design structure includes following mechanical featuress：It is described
Mechanical featuress promote crosslinking adhesion and/or can realize that the mechanical bond of outside " Overmolded epidermis " layer and mechanical caging are special
Levy.These mechanical featuress can include the T of the recess and circulation of circulation passage, raised dovetail or crestal line or decline
Shape passage.
Such as whole SAE J1772 molded connector components are used for 122 over-molded members that figure 18 illustrates or epidermis
The user contact surface of system, impact energy absorb, the ultraviolet (UV) of wear-resistant, fluid-resistant and petrol-resistance and totality
Protection.The over-molded members material of SAE J1772 connector assemblies is in terms of electrical characteristics, physical impact characteristic and strength characteristics
With UL94HB or V-1 flame retardant ratings and equal or exceed 90 relative heat number (RTI), as by UL-2251 defineds.
Can also add alternative thermosets, such as EPT (EPT), EPDM (ethylene propylene diene rubber) with
And silicones or liquid silicone injection, to adapt to the physics and performance requirement of external skins.
Once system is fully moulded, latch arms 130, poly- carbon by made by polymeric material such as Merlon is attached
(fl) with the flame retardant rating of UL94V-0, environment in terms of electrical characteristics, physical impact characteristic and strength characteristics is ultraviolet for acid esters
Radiation grade, and 100 relative thermal grade (RTI) is equaled or exceeded, as by UL-2251 defineds.The latch arms are borrowed
Help pin mould or rustless steel (300 is serial) and be attached.The breech lock provides mechanical caging for SAE J1772 vehicle plugs,
And before starting to charge up and during charging complete activate microswitch sub-component mechanical lever.The step of attachment latch arms
Including：Late spring 134 is inserted into latched areas 128, as shown in Figure 19；Latch wall 130 is inserted into door bolt in the top of spring 134
Lock region 128, as shown in Figure 20；And insertion latch pin 132, as shown in Figure 21.
Additionally, only provide 30AMP and 75AMP certified components on market at present, these components great majority by cable and
Contact size is managing.The technology applied in a preferred embodiment allows higher rated current (more high current intensity)
Cable assembly can be used in the design of any direct current quick charge demand and keep competitiveness following.
Preferred embodiment provide the firm and durable Overmolded connector assemblies of SAE J1772, the connection
Device assembly makes dielectric and relevant with environment potting compound with the macromolecule matrix of one and the Overmolded epidermis that is polymerized
With reference to provide to from extreme and harsh environmental conditions protections.Preferred embodiment combine Overmolded integral type
Polymerization (lamination) method and with microswitch and for charge indicator and flash lamp LED must part integral type PC
Plate.The solution reduces the life cycle cost of product, improves product reliability, and reduces special with mechanical caging
Seek peace hardware (such as TorxTMScrew) related destructive and interfering risk.The Overmolded solution is provided
By extreme environment elements affect fat city defencive function, wherein, the extreme environment key element potentially include water, ice, dirt,
Ultraviolet, oil and automobile oil etc..
Preferred embodiment or any other embodiment is modified to accommodate AC charging and fast-speed direct current fills
Electricity, and allow user select will be using which kind of charge mode.Figure 22 A are showing the adapter 2200 so changed just
View.Figure 22 B show adapter, line XXIIA-XXIIA in Figure 22 A sectional view.Figure 22 C and Figure 22 D show respectively
Side view and top view are gone out.In addition to following aspects, the construction of adapter 2200 and using and it is previous disclosed in adapter
100 is similar：In addition to adapter forepiece 102 and pin 104-112, adapter 2200 also has two other pins
2202nd, 2204, pin 2202,2204 is connected to guide portion 2206 and is enclosed in the second adapter forepiece 2208.Can
User is allowed to be selected between AC charging and fast-speed direct current are charged to provide any appropriate switch.
Although being described above preferred embodiment, have studied those skilled in the art of present disclosure will hold
Change places and understand：The other embodiments that can be realized within the scope of the invention.For example：Any suitable door bolt can be used
Latch mechanism, it is possible to using any suitable material.And, adapter can be applied to any standard or proprietary design.
Therefore, this invention generally should be construed as only being limited by appended claims call.
Claims (5)
1. a kind of electric connector for electric vehicle, the electric connector includes：
Connector body, the connector body has the latched areas being formed in the connector body, wherein, the company
Connect device body formed from the first material and with the lower surface of the latched areas to the latched areas open wide
Multiple holes；
Multiple connector inserting pins in the connector body, wherein the plurality of connector inserting pin includes being charged for first
First group of connector inserting pin of pattern and second group of connector inserting pin for the second charge mode；
Premold, the premold encapsulates at least in part the connector body, wherein, the premold limits many
Individual hole；
Over-molded members, the over-molded members encapsulates at least in part the premold, wherein, the over-molded members by
Second material forms and limits multiple holes；And
Breech lock, the breech lock is arranged in the latched areas on the connector body, by the electric connector breech lock
In the electric vehicle；
Wherein, the hole of the connector body at the lower surface of the latched areas respectively with the premold
The hole of the hole and the over-molded members corresponds, and with the water for allowing access into the latched areas door bolt is left
Lock region；And
Wherein, first material and second material are different.
2. electric connector according to claim 1, wherein, first charge mode is AC charging pattern, and institute
The second charge mode is stated for DC charging pattern.
3. electric connector according to claim 1, wherein, the latched areas are by being formed in the connector body
Recess is limited.
4. it is a kind of for manufacture for the electric connector of electric vehicle method, methods described includes：
A () provides charging cable and connector body, the connector body has for first group of the first charge mode
Connector inserting pin and second group of connector inserting pin for the second charge mode；
B () provides being electrically connected between the charging cable and first group of connector inserting pin and second group of connector inserting pin
Connect；
C () is in adjacent to the electrical connection electrically connected with the connector body and described charging cable
Potting compound is applied on point, to provide not in the electrical connection and being likely to be exposed between the part of water for the electric connector
Permeable barrier；
D () is in the potting compound, the connector body and the charging cable adjacent to the connector body
A part on apply premold, and
(e) Overmolded outconnector body on the premold in the form of single-piece, to form the adapter.
5. method according to claim 4, wherein, first charge mode is AC charging pattern, and described the
Two charge modes are DC charging pattern.
Applications Claiming Priority (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201161482459P | 2011-05-04 | 2011-05-04 | |
| US61/482,459 | 2011-05-04 | ||
| US13/211,867 US8562365B2 (en) | 2010-12-30 | 2011-08-17 | Laminous multi-polymeric high amperage over-molded connector assembly for plug-in hybrid electric vehicle charging |
| US13/211,867 | 2011-08-17 | ||
| US29/408,312 USD675989S1 (en) | 2010-12-30 | 2011-12-09 | Electrical connector |
| US29/408,312 | 2011-12-09 | ||
| US13/328,150 | 2011-12-16 | ||
| US13/328,150 US8568155B2 (en) | 2010-12-30 | 2011-12-16 | Laminous multi-polymeric high amperage over-molded connector assembly for plug-in hybrid electric vehicle charging |
| CN201210125082.3A CN102769226B (en) | 2011-05-04 | 2012-04-25 | For the Overmolded polymer connector assembly of the laminar high current intensity of plug-in hybrid electric vehicle charging |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210125082.3A Division CN102769226B (en) | 2011-05-04 | 2012-04-25 | For the Overmolded polymer connector assembly of the laminar high current intensity of plug-in hybrid electric vehicle charging |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104283050A CN104283050A (en) | 2015-01-14 |
| CN104283050B true CN104283050B (en) | 2017-04-12 |
Family
ID=47096524
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210125082.3A Active CN102769226B (en) | 2011-05-04 | 2012-04-25 | For the Overmolded polymer connector assembly of the laminar high current intensity of plug-in hybrid electric vehicle charging |
| CN201410386509.4A Active CN104283050B (en) | 2011-05-04 | 2012-04-25 | Electrical connector for electric vehicle and method of making electrical connector |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210125082.3A Active CN102769226B (en) | 2011-05-04 | 2012-04-25 | For the Overmolded polymer connector assembly of the laminar high current intensity of plug-in hybrid electric vehicle charging |
Country Status (2)
| Country | Link |
|---|---|
| CN (2) | CN102769226B (en) |
| TW (1) | TWI463745B (en) |
Families Citing this family (8)
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|---|---|---|---|---|
| DE102015101265A1 (en) * | 2015-01-29 | 2016-08-04 | Phoenix Contact E-Mobility Gmbh | Connectors |
| CN105459845B (en) * | 2016-01-19 | 2019-02-01 | 深圳市沃尔核材股份有限公司 | A kind of waterproof construction and the charging gun with the structure |
| CN106410493A (en) * | 2016-11-18 | 2017-02-15 | 深圳市沃尔核材股份有限公司 | Heat radiating structure of charging gun |
| CN106654670A (en) * | 2016-12-05 | 2017-05-10 | 北京智充科技有限公司 | Electromobile charging gun and manufacture method thereof |
| CN108790901B (en) * | 2018-06-20 | 2022-01-21 | 安徽恒泰机械股份有限公司 | New energy automobile rifle head locking device that charges |
| JP7313185B2 (en) * | 2019-04-30 | 2023-07-24 | タイコエレクトロニクスジャパン合同会社 | connector housing |
| CN110803092B (en) * | 2019-11-25 | 2021-01-01 | 广东京能科技集团有限公司 | Fill electric pile structure with protect function |
| CN116084754A (en) * | 2023-02-13 | 2023-05-09 | 深圳市质量安全检验检测研究院(深圳市动物疫病预防控制中心) | Three-dimensional charging's car carrying device and mechanical type stereo garage |
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| CN101740947A (en) * | 2008-11-25 | 2010-06-16 | 比亚迪股份有限公司 | Charging device for electric vehicle |
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| JP3135040B2 (en) * | 1995-11-30 | 2001-02-13 | 矢崎総業株式会社 | Electric vehicle charging connector |
| JPH10112349A (en) * | 1996-10-04 | 1998-04-28 | Yazaki Corp | Charging connector for electric vehicles |
| JP3045726B1 (en) * | 1999-03-16 | 2000-05-29 | 株式会社サンテック | L-shaped connector for antenna line connection |
| US7215044B2 (en) * | 2003-07-16 | 2007-05-08 | Dell Products L.P. | Power distribution board having connectors with AC and DC power distribution capabilities |
| US8043112B2 (en) * | 2004-06-24 | 2011-10-25 | Molex Incorporated | Jack connector assembly having circuity components integrated for providing POE-functionality |
| JP2007172877A (en) * | 2005-12-19 | 2007-07-05 | Tyco Electronics Amp Kk | Waterproof connector |
| TWM302138U (en) * | 2006-01-17 | 2006-12-01 | Jin-Tzung Tang | The waterproof connector of electric cable |
| US7892025B2 (en) * | 2008-07-18 | 2011-02-22 | Tyco Electronics Corporation | Sealed connector assembly |
| JP5471890B2 (en) * | 2010-06-28 | 2014-04-16 | 住友電装株式会社 | Charging connector |
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| CN101740947A (en) * | 2008-11-25 | 2010-06-16 | 比亚迪股份有限公司 | Charging device for electric vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI463745B (en) | 2014-12-01 |
| CN104283050A (en) | 2015-01-14 |
| TW201304299A (en) | 2013-01-16 |
| CN102769226B (en) | 2015-10-28 |
| CN102769226A (en) | 2012-11-07 |
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