CN206697664U - vehicle-mounted converter special low-voltage connector - Google Patents
vehicle-mounted converter special low-voltage connector Download PDFInfo
- Publication number
- CN206697664U CN206697664U CN201720377275.6U CN201720377275U CN206697664U CN 206697664 U CN206697664 U CN 206697664U CN 201720377275 U CN201720377275 U CN 201720377275U CN 206697664 U CN206697664 U CN 206697664U
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- CN
- China
- Prior art keywords
- vehicle
- shell
- voltage connector
- special low
- heat dissipation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Cooling Or The Like Of Electrical Apparatus (AREA)
- Dc-Dc Converters (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The utility model provides a kind of vehicle-mounted converter Special low-voltage connector, including heat dissipation base, it is wrapped in the shell of the heat dissipation base periphery and bottom, the heat dissipation base is provided with the connecting hole for setting interface unit through top and bottom, and the bottom of the shell is provided with the opening matched with the connecting hole.
Description
Technical field
It the utility model is related to vehicle-mounted DC/DC converters, more particularly to a kind of vehicle-mounted converter Special low-voltage connector.
Background technology
Because vehicle-mounted DC/DC power inverters low-voltage output is often operated in high current (peak value is in 120~160A) work
Under condition, so to contact, heat conduction and vibrationproof performance propose very high requirement, because this directly affects DC/DC power conversions
The reliability and durability of device.Prior art is often confined to industrial transformers connector, although energization square meter number can meet
It is required that but volume is bigger than normal and installation is complicated and can not meet vehicle-mounted be actually needed.
In existing correlation technique, low-voltage connector for motor vehicle (CN201220524436.7) prevailing transmission simultaneously supplies electricity to drive
The fault-signal of power cell is also fed back to control unit by circuit and transmission drive signal to power cell, main solution
Wire harness of having determined integrates, simple installation and water proof and dust proof problem, belongs to the special connector of locomotive or motor-car, rather than transformer is special
Connector；Integral type high-low pressure electric connector (CN201320021095.6) realize high pressure and low pressure and meanwhile connection but mutually
The problem of isolating and avoiding creep age distance inadequate, reduce cost；Electric connector, low-voltage circuit control device and high-voltage interlocking electricity
The characteristics of connector assembly (CN201320851123.7) is high-voltage interlocking, i.e. two-part separation (high pressure-off in 5 seconds after low-voltage power-off
From) meet the particular/special requirement of automobile point connection area.A kind of sealing low pressure of resistance to silicone oil connector (CN201520250352.2)
Used in new energy vehicles silicone oil cooling battery bag is exclusively used in, outstanding feature is the particular/special requirement of good airproof performance and oil resistant.
However, above-mentioned connector is in the performances such as insulation, heat radiation sealed, can not meet demand.
Utility model content
In order to solve above-mentioned at least one of which technical problem, the utility model provides a kind of vehicle-mounted converter
Special low-voltage connector, including heat dissipation base, the shell for being wrapped in the heat dissipation base periphery and bottom, on the heat dissipation base
Provided with the connecting hole for setting interface unit through top and bottom, the bottom of the shell is provided with to be matched with the connecting hole
Opening.
Optionally, the radiation aluminium matrix connects radiating bottom plate with the bottom of heat dissipation base, and passes through heat-conduction insulation spacer
Realize the insulation and heat conduction with radiating bottom plate.
Optionally, the bottom of the heat dissipation base is extended with embedded division, and the embedded division is embedded in the opening, so as to prominent
In the lower surface of the shell.
Optionally, the heat dissipation base is provided with the first pilot hole through top and bottom, and the bottom of the shell is set
There is the second pilot hole matched with first pilot hole, assembly parts enter luggage through first pilot hole and the second pilot hole
With installation.
Optionally, the quantity of the connecting hole and opening is two, and two connecting holes are respectively positioned at described the
The both sides of one pilot hole, two openings are located at the both sides of second pilot hole respectively.
Optionally, the outside of the shell has also been symmetrically extended two connection extensions, and the connection extension is provided with
3rd pilot hole, assembly parts carry out assembling installation through the 3rd pilot hole.
Optionally, lug boss is provided with the inside of the shell, the heat dissipation base periphery is provided with concave part, and the lug boss is embedding
Enter the concave part.
Optionally, the assembly parts are provided with shell fragment.
Optionally, the shell is nylon outer shell.
Optionally, the heat dissipation base uses radiation aluminium matrix.
Main body of the utility model using heat dissipation base as connector, effectively increase the heat dispersion of connector, outsourcing
Shell is wrapped with, is advantageous to improve sealing effectiveness, its structure is relatively easy, also allows for installing.In further alternative, utilize
Heat-conduction insulation spacer realizes heat conduction and insulation simultaneously, and the effect of radiating is further improved in the case of reaching insulation effect.
In further alternative scheme, by the design of the parts such as pilot hole, assembly parts, shell fragment, lug boss and concave part, be advantageous to
Improve the ability of antivibration.
Brief description of the drawings
Fig. 1 is the schematic diagram of vehicle-mounted converter Special low-voltage connector in the alternative embodiment of the utility model one；
Fig. 2 is the exploded perspective view of vehicle-mounted converter Special low-voltage connector in the alternative embodiment of the utility model one；
Fig. 3 is the schematic diagram of heat dissipation base in the alternative embodiment of the utility model one；
Fig. 4 is the schematic diagram of housing in the alternative embodiment of the utility model one；
Fig. 5 and Fig. 6 is the section signal of vehicle-mounted converter Special low-voltage connector in the alternative embodiment of the utility model one
Figure；
In figure, 1- heat dissipation bases；The pilot holes of 11- first；12- connecting holes；13- concave parts；2- shells；21- connections extend
Portion；The pilot holes of 22- second；The pilot holes of 23- the 3rd；24- lug bosses；25- is open；3rd, 4- assembly parts；5- heat-conduction insulation spacers.
Embodiment
Vehicle-mounted converter Special low-voltage connector provided by the utility model is carried out below with reference to Fig. 1 to Fig. 6 detailed
Description, it is the utility model optional embodiment, it is believed that those skilled in the art do not changing the utility model essence
God modifies and polished to it with the range of content.
The available vehicle-mounted DC/DC conversion of standard is not present in the defects of the present embodiment has carefully probed into prior art, in the market
Device Special low-voltage connector, and existing vehicle-mounted low voltage connector be mainly used in industry and experimental test field, and exist with
Lower deficiency：
1), low voltage connector component used can only meet technical grade needs, and not reach automotive grade complexity, the changeable and limit
The rigors of environmental working condition.
2), existing low pressure out connector is to realize to insulate by plastic sheath pad mode, not only adds material variety, and
And increase cost and assembly difficulty.
3), due to complete vehicle weight and spatial design target call, and vehicle-mounted severe operating mode is considered, existing connector is low
Cost copper material, volume is big and installs complexity, and weight is exceeded, it is particularly difficult to meet vehicle-mounted ultra-wide environment temperature and road shock pair
The performance reliability of vehicle-mounted DC/DC converters and life requirement.
4), because the output current of power inverter is frequently more than 100A, out connector is caused to distribute substantial amounts of heat
Amount, existing product generally use copper bar ＆ plastic constructions, can not meet the radiating requirements under high current, and can not meet follow-up
Compact and light-weighted customer demand.
Based on this, the utility model provides a kind of vehicle-mounted converter Special low-voltage connector, including heat dissipation base 1, bag
The shell 2 of the periphery of heat dissipation base 1 and bottom is wrapped in, the heat dissipation base 1 is provided with through top and bottom for setting
The connecting hole 12 of interface unit, the bottom of the shell 2 are provided with the opening 25 matched with the connecting hole 12.The shell is Buddhist nun
Imperial shell.The heat dissipation base 1 uses radiation aluminium matrix.
In further alternative embodiment, pack alloy is embedded using Shooting Technique, as heat dissipation base, output connected
Device is quickly delivered on radiating bottom plate because heat is lost caused by high current, then is taken away heat by water-cooling circulating system；It is embedded
The surrounding and bottom surface regional area of aluminium alloy are using nylon ＆ glasses as insulating body, i.e., introduced nylon outer shell；
Main body of the utility model using heat dissipation base as connector, effectively increase the heat dispersion of connector, outsourcing
Shell is wrapped with, is advantageous to improve sealing effectiveness, its structure is relatively easy, also allows for installing.
In the utility model optional embodiment, the radiation aluminium matrix connects radiating bottom plate with the bottom of heat dissipation base 1,
And the insulation and heat conduction with radiating bottom plate are realized by heat-conduction insulation spacer 5.The embodiment utilizes heat-conduction insulation spacer while reality
Heat conduction and insulation are showed, the effect of radiating are further improved in the case of reaching insulation effect.It can be seen that bottom is led using gum
The aluminum substrate that heat insulation pad makes to embed in out connector insulate with radiating bottom plate, while has heat sinking function concurrently, withstands
The severe rugged environment temperature requirement of vehicle mounted electrical apparatus particularly chassis member.
In the utility model optional embodiment, the bottom of the heat dissipation base 1 is extended with embedded division, and the embedded division is embedding
Enter the opening 25, so as to protrude from the lower surface of the shell 2.
Assembled to realize, in the utility model optional embodiment, the heat dissipation base 1, which is provided with, runs through top and bottom
First pilot hole 11 in portion, the bottom of the shell 2 are provided with the second pilot hole 22 matched with first pilot hole 11, assembling
Part 3 carries out assembling installation through the pilot hole 22 of the first pilot hole 11 and second.Further, the connecting hole 12 and opening
25 quantity is two, and two connecting holes 12 are located at the both sides of first pilot hole 11 respectively, are opened described in two
Mouth 25 is located at the both sides of second pilot hole 22 respectively.The outside of the shell 2 has also been symmetrically extended two connection extensions
21, the connection extension 21 is provided with the 3rd pilot hole 23, and assembly parts 4 carry out assembling peace through the 3rd pilot hole 23
Dress.It can realize uniform stress assembling, and installation and antivibration is better achieved.The assembly parts are provided with shell fragment.
In the utility model optional embodiment, the inner side of shell 2 is provided with lug boss 24, the periphery of heat dissipation base 1
Provided with concave part 13, the lug boss 24 is embedded in the concave part 13.
In above scheme, by the design of the parts such as pilot hole, assembly parts, shell fragment, lug boss and concave part, be advantageous to carry
The ability of high antivibration.Succinct trim designs provide guarantee for the injection of this connector and the feasibility of mounting process.It is high-strength
The tried checking of structure design of degree, has reached the test of vehicle-mounted shock and vibration.In further alternative, standard
Mistake proofing mounting design is employed while changing bolt connection, improves the accuracy rate and efficiency of assembling of batch production
In order to coordinate the variation tendency of vehicle-mounted DC/DC deck power converter modules and densification, enhancing out connector exists
Heat-sinking capability under hot environment, so as to improve the operation stability of system synthesis, reliability and durability, widen its building ring
Consideration in border accommodation and cost optimization, and employ the optional design of the utility model.
Vehicle-mounted DC/DC converters need to be configured in different automobile types, and various roads and use environment etc., meeting
Vehicle-mounted DC/DC converters are caused to be operated in high temperature, it is high in high humidity and dust atmosphere, while there is also mechanical random shock
The oscillating load of frequency or low frequency, harsh shock resistance proposed to system synthesis encapsulation, anti-vibration, it is dust-proof and electromagnetic radiation will
Ask, this is also the important indicator and technological difficulties for directly affecting vehicle-mounted DC/DC converters property.
For alternative embodiment for vehicle-mounted DC/DC load working conditions complicated and changeable, brand-new design one kind has heat conduction, absolutely concurrently
The low pressure out connector structure of edge, high-low temperature resistant, is characterized in simple in construction, and cost is low, and intensity is high, vibrationproof performance and radiating
Performance is good, is easily installed operation and batch production.
The present embodiment is reduced for the module rate for lifting the heat dispersion of out connector, improving vehicle-mounted DC/DC products
Assembly material, assembly difficulty is reduced, using injection embedded component design as depicted, while go back auxiliary standard component bolt assembly
(including flat shim plus each one) of spring washer piece and heat-conduction insulation spacer, totally realize low pressure out connector and water-cooling bottom
Positive connection between plate, quick heat radiating capability of the out connector under high current working condition is improved, is also improved in addition
The ability of resistance impact and various vibratory impulses under vehicle-mounted complex load.
In specific embodiment, solve out connector because of high current heating serious problems, embedded using Shooting Technique
Pack alloy ADC12 matrixes, and aluminum substrate and water cooled bottom plate reliable contacts are ensured by heat-conduction insulation spacer, realize fast speed heat
Measure purpose.By the way of nylon (PA66＆30GF) parcel, screw can be assembled directly the shell of aluminum substrate, without moulding
Expect sleeve gasket, reduce material variety, cost and assembly difficulty.
The utility model uses modularized design, compatible multiple module formula DC/DC converters, reduces design cost.It is comprehensive
The design advantage of above low pressure out connector organization plan is closed, vehicle-mounted DC/DC systems operating efficiency height is realized and stablizes, base
Originally the technical requirements of vehicle-mounted DC/DC converters functional reliability are met.
The assembly technology designed based on the optional organization plan of the utility model, verified by trial production, reached vapour
Radiating, vibration stand and the road test type approval test requirement of car level.
The beneficial effect of the utility model alternative embodiment can include：
1), part category is few, assembling is simple, effectively reduces manufacturing cost and assembly work, improves batch production
Production efficiency and yields.
2), realize heat-sinking capability significantly using the design of embedded pack alloy ADC12 matrixes ＆ nylon insulating barriers
Lifting, is effectively guaranteed the reliable and stable outputs of vehicle-mounted DC/DC.
3) shell fragment and lug boss that scheme, is fixedly mounted based on self-locking and designs, improve vehicle-mounted DC/DC converters and always support
The ability of anti-dither load, it ensure that the input and output security of system.
4), modularized design, the compatible vehicle-mounted DC/DC converters of multiple module formula, be advantageous to vehicle-mounted DC/DC converters to
Densification, integrated, light-weighted direction are developed, and improve the adaptability of the vehicle of patented product, environment and temperature change.
In summary, main body of the utility model using heat dissipation base as connector, effectively increases the radiating of connector
Performance, shell is wrapped with, is advantageous to improve sealing effectiveness, its structure is relatively easy, also allows for installing.In further optional side
In case, heat conduction and insulation are realized simultaneously using heat-conduction insulation spacer, is further improved in the case of reaching insulation effect scattered
The effect of heat.In further alternative scheme, pass through setting for the parts such as pilot hole, assembly parts, shell fragment, lug boss and concave part
Meter, be advantageous to improve the ability of antivibration.
Claims (10)
- A kind of 1. vehicle-mounted converter Special low-voltage connector, it is characterised in that：Including heat dissipation base, it is wrapped in the heat dissipation base Periphery and the shell of bottom, the heat dissipation base are provided with the connecting hole for setting interface unit through top and bottom, institute The bottom for stating shell is provided with the opening matched with the connecting hole.
- 2. vehicle-mounted converter Special low-voltage connector as claimed in claim 1, it is characterised in that：The radiation aluminium matrix and dissipate The bottom connection radiating bottom plate of hot basal body, and the insulation and heat conduction with radiating bottom plate are realized by heat-conduction insulation spacer.
- 3. vehicle-mounted converter Special low-voltage connector as claimed in claim 1, it is characterised in that：The bottom of the heat dissipation base Embedded division is extended with, the embedded division is embedded in the opening, so as to protrude from the lower surface of the shell.
- 4. vehicle-mounted converter Special low-voltage connector as claimed in claim 1, it is characterised in that：The heat dissipation base is provided with Through the first pilot hole of top and bottom, the bottom of the shell is provided with the second assembling matched with first pilot hole Hole, assembly parts carry out assembling installation through first pilot hole and the second pilot hole.
- 5. vehicle-mounted converter Special low-voltage connector as claimed in claim 4, it is characterised in that：The connecting hole and opening Quantity is two, and two connecting holes are located at the both sides of first pilot hole, two opening difference positions respectively In the both sides of second pilot hole.
- 6. vehicle-mounted converter Special low-voltage connector as claimed in claim 1, it is characterised in that：The outside of the shell is also right Title is extended with two connection extensions, and the connection extension is provided with the 3rd pilot hole, and assembly parts assemble through the described 3rd Hole carries out assembling installation.
- 7. vehicle-mounted converter Special low-voltage connector as claimed in claim 1, it is characterised in that：It is provided with the inside of the shell convex The portion of rising, the heat dissipation base periphery are provided with concave part, and the lug boss is embedded in the concave part.
- 8. the vehicle-mounted converter Special low-voltage connector as described in claim 4 or 6, it is characterised in that：Set on the assembly parts There is shell fragment.
- 9. vehicle-mounted converter Special low-voltage connector as claimed in claim 1, it is characterised in that：The shell is outside nylon Shell.
- 10. vehicle-mounted converter Special low-voltage connector as claimed in claim 1, it is characterised in that：The heat dissipation base uses Radiation aluminium matrix.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720377275.6U CN206697664U (en) | 2017-04-11 | 2017-04-11 | vehicle-mounted converter special low-voltage connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720377275.6U CN206697664U (en) | 2017-04-11 | 2017-04-11 | vehicle-mounted converter special low-voltage connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206697664U true CN206697664U (en) | 2017-12-01 |
Family
ID=60441992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720377275.6U Expired - Fee Related CN206697664U (en) | 2017-04-11 | 2017-04-11 | vehicle-mounted converter special low-voltage connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206697664U (en) |
-
2017
- 2017-04-11 CN CN201720377275.6U patent/CN206697664U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190620 Address after: 201313 No. 138 Wanling Road, Wanxiang Economic and Technological Development Zone, Lingang, Pudong New Area, Shanghai Patentee after: Shanghai Zirconium Shield Equipment Technology Co., Ltd. Address before: Room 401, Block E, 501 Jingang Road, Pudong New Area, Shanghai, 201203 Patentee before: Shanghai Yi Yi Automotive Electronic Technology Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171201 Termination date: 20210411 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |