CN107039808A - Contact temperature rise control method, contact metal liquid cooling appts and connector - Google Patents
Contact temperature rise control method, contact metal liquid cooling appts and connector Download PDFInfo
- Publication number
- CN107039808A CN107039808A CN201710194061.XA CN201710194061A CN107039808A CN 107039808 A CN107039808 A CN 107039808A CN 201710194061 A CN201710194061 A CN 201710194061A CN 107039808 A CN107039808 A CN 107039808A
- Authority
- CN
- China
- Prior art keywords
- contact
- liquid cooling
- heat conduction
- metal liquid
- appts
- 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.)
- Granted
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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
- H01R13/02—Contact members
- H01R13/04—Pins or blades for co-operation with sockets
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20218—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant without phase change in electronic enclosures
Abstract
The present invention relates to the contact temperature rise control method in field of connectors, contact metal liquid cooling appts and connector；Metal liquid cooling appts are set on the outer surface of contact, the temperature rise of contact is controlled by being passed through the insulation cooling medium of flowing into metal liquid cooling appts, and by the heat exchange between insulation cooling medium and contact；Cooling medium employs dielectric, and liquid cooling appts are made of the more preferable metal material of thermal conductivity, and compared to prior art, the temperature on contact can timely be conducted, higher to the temperature control efficiency of contact.
Description
Technical field
The present invention relates to a kind of contact temperature rise control method, contact metal liquid cooling appts and the connection in field of connectors
Device.
Background technology
Connector is needed when working by larger electric current, the negligible amounts of the contact on connector, but due to electric current
Larger, the temperature of contact is higher when connector works；Particularly after contact passes through the plug of certain number of times, due to connecing
The abrasion of contact element, can cause the contact resistance of contact to increase, so that the temperature rise rise of contact, ultimately results in contact
Ablation.Conventional contact temperature rise control method increases control system to contact to increase temperature sensor on contact
The electric current of part implements control, and the temperature rise of contact is reduced by the size of control electric current, the meeting when the temperature rise rise of contact
The current value of contact is automatically controlled, so that the temperature rise of contact is reduced, but current value of such a mode due to reducing transmission,
And it can stop being powered afterwards to a certain extent in product temperature rise, easily the operating efficiency of influence equipment.In current research
Have and contact is cooled by the way of water cooling on the connectors, because contact is electric-conductor and contact operating current
It is larger, therefore existing water cooler is insulating materials, cooling water flows in water cooler, the cooling for the contact element that achieves a butt joint.But in reality
Found during testing, the thermal conductivity factor for the liquid cooling appts that insulate is relatively low, and the heat on contact can not be transmitted on cooling water in time, connect
The temperature of contact element still can not be well controlled.
The content of the invention
It is an object of the invention to provide a kind of contact temperature rise control method, to solve existing contact temperature rise control
The problem of regulation of method is less efficient；The present invention also aims to provide a kind of contact metal liquid cooling appts and connector.
To achieve the above object, the technical scheme of contact temperature rise control method of the invention is：In the appearance of contact
Metal liquid cooling appts are set on face, are situated between by being passed through the insulation cooling medium of flowing into metal liquid cooling appts, and by insulation cooling
Exchange heat to control the temperature rise of contact between matter and contact.
The technical scheme of contact metal liquid cooling appts of the present invention is：Contact metal connector is provided with for insulation cooling
The fluid course that medium passes through, fluid course has cooling liquid inlet and cooling liquid outlet；Also set on contact metal connector
Have for being connected with contact outer surface to realize the contact attachment structure of the heat exchange between contact and insulation cooling medium.
Described contact attachment structure is adapter sleeve, and contact metal liquid cooling appts are set in outside contact by adapter sleeve
Enclose.
Contact metal liquid cooling appts include heat conduction ring, and the radius section of heat conduction ring is U-shaped, and U-shaped recess is towards heat conduction annulate shaft
To jagged one end of band of heat conduction ring axial direction forms described fluid course to being connected to cover plate, the U-shaped chamber of heat conduction ring；Heat conduction
Ring inner radial wall surrounds described adapter sleeve, and cover plate is provided with the avoidance hole for being used for avoiding adapter sleeve centre bore.
Described contact metal liquid cooling appts are made up of metal alloy.
Described insulation cooling medium is silicone oil.
The technical scheme of connector of the present invention is：Connector includes the contact on connector, in addition to and contact
The contact metal liquid cooling appts of outer surface connection, contact metal liquid cooling appts are provided with the liquid circulation passed through for insulation cooling medium
Road, fluid course has cooling liquid inlet and cooling liquid outlet.
Described contact attachment structure is adapter sleeve, and contact metal liquid cooling appts are set in outside contact by adapter sleeve
Enclose.
Contact metal liquid cooling appts include heat conduction ring, and the radius section of heat conduction ring is U-shaped, and U-shaped recess is towards heat conduction annulate shaft
To jagged one end of band of heat conduction ring axial direction forms described fluid course to being connected to cover plate, the U-shaped chamber of heat conduction ring；Heat conduction
Ring inner radial wall surrounds described adapter sleeve, and cover plate is provided with the avoidance hole for being used for avoiding adapter sleeve centre bore.
Described contact metal liquid cooling appts are made up of copper alloy.
The beneficial effects of the invention are as follows：The liquid cooling appts being made up of thermal conductive metallic material are arranged in contact periphery, when using
Insulation cooling medium is passed through into liquid cooling appts, the temperature of contact is controlled by insulating the heat exchange between cooling medium and contact
Rise；Cooling medium employs dielectric, and liquid cooling appts make of the more preferable metal material of thermal conductivity, compared to prior art, connect
Temperature in contact element can timely be conducted, higher to the temperature control efficiency of contact.
Brief description of the drawings
Structural representations of the Fig. 1 for contact metal liquid cooling appts of the invention in use state；
Fig. 2 be Fig. 1 in contact metal liquid cooling appts structural representation；
Fig. 3 is Fig. 2 sectional view.
Embodiment
Embodiments of the present invention are described further below in conjunction with the accompanying drawings.
The specific embodiment of the contact metal liquid cooling appts of the present invention, as shown in Figure 1 to Figure 3, including heat conduction ring 21, heat conduction
The axis of ring 21 extends in left-right direction；The radius section of heat conduction ring 21 is U-shaped, and the recess of U-shaped structure is axial towards heat conduction ring 21；
One end with opening of the axial direction of heat conduction ring 21 is to being connected to cover plate 22；The inner radial wall of heat conduction ring 21 surrounds adapter sleeve 221, cover plate
21 are provided with the avoidance hole for being used for avoiding the centre bore of adapter sleeve 221
The outer rim of heat conduction ring 21 is ellipse, and the outer rim of cover plate 22 is consistent with heat conduction ring 21；Heat conduction ring 21 and cover plate 22 are by gold
Category material is made, and the heat-conducting metal in the present embodiment is copper alloy, and the welding of cover plate 22 is connected on heat conduction ring 21 during making.Lead
Fluid course that the annular chamber of hot ring 21 forms ring seal under the closure of cover plate 22, passing through for confession insulation cooling medium
211。
On cover plate 22 cooling liquid inlet is respectively equipped with two positions close to the oval structure long axis direction two ends of cover plate 22
23a and cooling liquid outlet 23b, cooling liquid inlet 23a and cooling liquid outlet 23b are connected with fluid course 211 respectively.
It is connected with the adapter of plastic material at cooling liquid inlet 23a and cooling liquid outlet 23b by helicitic texture respectively
24a and adapter 24b, adapter the 24a other end are welded with feed tube 25a, and the adapter 24b other end is welded with drain pipe
25b, feed tube 25a and drain pipe 25b be arranged in parallel；Each adapter wraps adhesive tape 26 of having chance with corresponding pipeline junction.
Heat conduction ring 21 is sleeved on contact 1 when using, it is contemplated that the joint of contact 1 when connector works
Caloric value is larger, and heat conduction ring 21 is preferably set in the outside of the grafting part of contact 1.
Can be using interference fit between adapter sleeve 221 and contact 1, it would however also be possible to employ gap coordinates；Matched somebody with somebody using interference
During conjunction, heat conduction ring 21 is fixed by interference power；When being coordinated using gap, before adapter sleeve 221 is installed, in the outer wall of contact 1
Then upper needs put heat conduction ring 21 again with smearing heat-conducting glue at the cooperation of adapter sleeve 221, after heat-conducting glue solidifies, heat conduction ring 21
Fixed.
Insulation cooling medium in the present embodiment is silicone oil, after after the installation of heat conduction ring 21, by feed tube 25a and goes out liquid
Pipe 25b is connected on the export and import of circulating water device, and circulating water device is prior art, is repeated no more.
Such as Fig. 3, silicone oil enters after fluid course 211 via cooling liquid inlet 23a, under the shunting of adapter sleeve 221, silicone oil
Point side wall of the both direction along adapter sleeve 221 flows to cooling liquid outlet 23b；Heat on contact 1 is via heat conduction ring 21
Conduction is taken away by silicone oil, the temperature reduction of contact 1.
During use, the temperature of the contact 1 detected according to temperature sensor on connector can be by adjusting silicon
The size of oily flow, the regulation to the cooling effect of liquid cooling appts.
In other embodiments, heat-conducting metal can also be aluminium alloy；The cooling medium that insulate can also be other electrical equipment
Insulating oil, the species of insulating oil is more to be repeated no more.
In other embodiments, the refrigerator freezed to silicone oil can be provided on oil circulation loop, is made
Cooler is prior art, by adjusting silicone oil into the temperature before fluid course, realizes the regulation to liquid cooling apparatus cooling effect.
In other embodiments, it can be set and contact on heat conduction ring according to the quantity of the contact on connector
The consistent adapter sleeve of quantity, the setting form of each adapter sleeve is identical with the set-up mode of the adapter sleeve in above-mentioned specific embodiment.
In other embodiments, cooling liquid inlet and cooling liquid outlet can also be arranged on heat conduction ring.
The present invention contact temperature rise control method specific embodiment, the embodiment of contact temperature rise control method with
The embodiment of any embodiment of the contact metal liquid cooling appts of the invention described above is identical, and explanation is not repeated.
The specific embodiment of the connector of the present invention, connector includes being to be arranged with contact gold on contact, contact
Other components for belonging to the connector in liquid cooling appts, the present embodiment in addition to contact metal liquid cooling appts are prior art, this reality
The structure for applying liquid cooling appts in example is identical with the structure of any embodiment of the contact metal liquid cooling appts of the invention described above, no longer
Repeat specification.
Claims (10)
1. contact temperature rise control method, it is characterised in that：Metal liquid cooling appts are set on the outer surface of contact, by gold
The insulation cooling medium of flowing is passed through in category liquid cooling appts, and controls to contact with the heat exchange between contact by insulation cooling medium
The temperature rise of part.
2. contact metal liquid cooling appts, it is characterised in that：Contact metal connector is provided with what is passed through for insulation cooling medium
Fluid course, fluid course has cooling liquid inlet and cooling liquid outlet；It is additionally provided with contact metal connector for connecing
The connection of contact element outer surface is with the contact attachment structure for the heat exchange for realizing contact between the cooling medium that insulate.
3. contact metal liquid cooling appts according to claim 2, it is characterised in that：Described contact attachment structure is company
Female connector, contact metal liquid cooling appts are set in contact periphery by adapter sleeve.
4. contact metal liquid cooling appts according to claim 3, it is characterised in that：Contact metal liquid cooling appts include heat conduction
Ring, the radius section of heat conduction ring is U-shaped, and U-shaped recess is docked towards heat conduction ring axial direction, jagged one end of band of heat conduction ring axial direction
There is cover plate, the U-shaped chamber of heat conduction ring forms described fluid course；Heat conduction ring inner radial wall is surrounded on described adapter sleeve, cover plate
Provided with the avoidance hole for avoiding adapter sleeve centre bore.
5. the contact metal liquid cooling appts according to Claims 2 or 3 or 4, it is characterised in that：Described contact molten metal
Cooler is made up of copper alloy.
6. the contact metal liquid cooling appts according to Claims 2 or 3 or 4, it is characterised in that：Described insulation cooling medium
For silicone oil.
7. the contact on connector, including connector, it is characterised in that：Also include the contact being connected with contact outer surface
Metal liquid cooling appts, contact metal liquid cooling appts are provided with the fluid course passed through for insulation cooling medium, and fluid course has cold
But liquid import and cooling liquid outlet.
8. connector according to claim 7, it is characterised in that：Described contact attachment structure is adapter sleeve, contact
Part metal liquid cooling appts are set in contact periphery by adapter sleeve.
9. connector according to claim 8, it is characterised in that：Contact metal liquid cooling appts include heat conduction ring, heat conduction ring
Radius section be U-shaped, U-shaped recess towards heat conduction ring axial direction, heat conduction ring axial direction the jagged one end of band to being connected to cover plate, lead
The U-shaped chamber of hot ring forms described fluid course；Heat conduction ring inner radial wall surrounds described adapter sleeve, and cover plate, which is provided with, to be used to keep away
Allow the avoidance hole of adapter sleeve centre bore.
10. the connector according to claim 7 or 8 or 9, it is characterised in that：Described contact metal liquid cooling appts are by gold
Category alloy is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710194061.XA CN107039808B (en) | 2017-03-28 | 2017-03-28 | Contact temperature rise control method, contact metal liquid cooling appts and connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710194061.XA CN107039808B (en) | 2017-03-28 | 2017-03-28 | Contact temperature rise control method, contact metal liquid cooling appts and connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107039808A true CN107039808A (en) | 2017-08-11 |
| CN107039808B CN107039808B (en) | 2019-02-15 |
Family
ID=59534655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710194061.XA Active CN107039808B (en) | 2017-03-28 | 2017-03-28 | Contact temperature rise control method, contact metal liquid cooling appts and connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107039808B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107425323A (en) * | 2017-08-28 | 2017-12-01 | 深圳市沃尔新能源电气科技股份有限公司 | Charging gun, the charging gun socket of a kind of grafting female terminal and the application female terminal |
| CN107887730A (en) * | 2017-09-29 | 2018-04-06 | 深圳市沃尔新能源电气科技股份有限公司 | Liquid-cooled cable connecting element and connector |
| DE102020206416A1 (en) | 2020-05-22 | 2021-11-25 | Te Connectivity Germany Gmbh | Cooling device for a connector element and connector element for high-voltage applications |
| DE102022108760A1 (en) | 2022-04-11 | 2023-10-12 | Kiekert Aktiengesellschaft | Connector part |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102022120988A1 (en) * | 2022-08-19 | 2024-02-22 | Lisa Dräxlmaier GmbH | CONTACTING PIN CARRIER FOR A CONTACTING ELEMENT, CONTACTING ELEMENT FOR A CONNECTION DEVICE AND CONNECTION DEVICE |
| DE102022120987A1 (en) * | 2022-08-19 | 2024-02-22 | Lisa Dräxlmaier GmbH | HEAT SINK FOR A CONTACTING ELEMENT, CONTACTING ELEMENT FOR A CONNECTION DEVICE AND CONNECTION DEVICE |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02250277A (en) * | 1989-03-24 | 1990-10-08 | Nec Corp | Contact pin |
| CN205345420U (en) * | 2015-12-09 | 2016-06-29 | 东莞市路鑫五金制品有限公司 | PIN needle carrier tape package device |
| EP3043421A1 (en) * | 2015-01-12 | 2016-07-13 | Phoenix Contact e-Mobility GmbH | Electric connection body for a charging connector and/or a charging socket, charging connector and charging station for supplying electric energy to a receiver of electrical energy |
-
2017
- 2017-03-28 CN CN201710194061.XA patent/CN107039808B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02250277A (en) * | 1989-03-24 | 1990-10-08 | Nec Corp | Contact pin |
| EP3043421A1 (en) * | 2015-01-12 | 2016-07-13 | Phoenix Contact e-Mobility GmbH | Electric connection body for a charging connector and/or a charging socket, charging connector and charging station for supplying electric energy to a receiver of electrical energy |
| CN205345420U (en) * | 2015-12-09 | 2016-06-29 | 东莞市路鑫五金制品有限公司 | PIN needle carrier tape package device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107425323A (en) * | 2017-08-28 | 2017-12-01 | 深圳市沃尔新能源电气科技股份有限公司 | Charging gun, the charging gun socket of a kind of grafting female terminal and the application female terminal |
| CN107887730A (en) * | 2017-09-29 | 2018-04-06 | 深圳市沃尔新能源电气科技股份有限公司 | Liquid-cooled cable connecting element and connector |
| CN107887730B (en) * | 2017-09-29 | 2023-10-10 | 深圳市沃尔新能源电气科技股份有限公司 | Liquid-cooled cable plug-in assembly and connector |
| DE102020206416A1 (en) | 2020-05-22 | 2021-11-25 | Te Connectivity Germany Gmbh | Cooling device for a connector element and connector element for high-voltage applications |
| DE102022108760A1 (en) | 2022-04-11 | 2023-10-12 | Kiekert Aktiengesellschaft | Connector part |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107039808B (en) | 2019-02-15 |
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