CN207416561U - Charging gun with heat sinking function - Google Patents
Charging gun with heat sinking function Download PDFInfo
- Publication number
- CN207416561U CN207416561U CN201720957608.2U CN201720957608U CN207416561U CN 207416561 U CN207416561 U CN 207416561U CN 201720957608 U CN201720957608 U CN 201720957608U CN 207416561 U CN207416561 U CN 207416561U
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- CN
- China
- Prior art keywords
- charging gun
- heat sinking
- sinking function
- terminals
- flow channel
- 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.)
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- 239000002826 coolant Substances 0.000 claims abstract description 45
- 238000001816 cooling Methods 0.000 claims abstract description 43
- 238000003780 insertion Methods 0.000 claims description 34
- 230000037431 insertion Effects 0.000 claims description 34
- 238000002788 crimping Methods 0.000 claims description 9
- 238000004891 communication Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 6
- 239000004020 conductor Substances 0.000 claims description 4
- 210000004907 gland Anatomy 0.000 claims description 4
- 239000011148 porous material Substances 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 230000001960 triggered effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 3
- 238000003032 molecular docking Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses a kind of charging gun with heat sinking function, including pipette tips housing, body of a gun housing, the DC terminals being fixed on pipette tips housing, the charging cable and cooling tube being connected with DC terminals, there is the coolant flow channel connected with cooling tube, circulating in the cooling tube and coolant flow channel has cooling medium on the DC terminals.The utility model sets coolant flow channel and middle cooling tube in charging gun, by the cooling medium constantly flowed heat during charging gun large current charge is made to shed along speed, so as to temperature caused by efficiently solving charging gun quick charge is excessively high and the failure triggered and other security hidden troubles.
Description
Technical field
The utility model belongs to new-energy automobile charging field more particularly to a kind of charging gun with heat sinking function.
Background technology
The market demand of the electric vehicles such as pure dynamic electric car, mixed dynamic electric vehicle constantly expands, and in turn results in charging
The demand of rifle is also increasing.When existing charging gun is connected charging with electric vehicle, the pipette tips of charging gun is needed to be plugged in charging vapour
In the charging interface of vehicle, the inserting terminal in pipette tips charges with the terminal connection of docking of electric vehicle at this time.
However, the inserting terminal in charging gun pipette tips can generate heat with docking when terminal connection is charged for electric vehicle, the heat
Amount can cause the temperature of charging gun to raise, and there are charging security risks.
Utility model content
The purpose of the utility model is to overcome in place of the deficiencies in the prior art, a kind of charging with heat sinking function is provided
Rifle.
To achieve the above object, the utility model provides a kind of charging gun with heat sinking function, including pipette tips housing, rifle
Body housing, the DC terminals being fixed on pipette tips housing, the charging cable and cooling tube being connected with DC terminals, the DC terminals are by DC
+ terminal and DC- terminals are formed, and the coolant flow channel connected with cooling tube is respectively provided on the DC+ terminals and DC- terminals, described cold
But pipe and the interior circulation of coolant flow channel have cooling medium.
Preferably, there is the through hole that charging gun is traversed into or out for cooling tube on the body of a gun housing.The cooling tube
It may be provided in charging gun, can also be provided in charging gun.When the cooling tube is arranged on outside charging gun, the cooling tube or
Connecting tube is entered by through hole inside charging gun to be connected with the coolant flow channel.
Preferably, the charging gun further includes signal terminal, terminal gland, gasket and gun body fastener.
Preferably, the charging cable includes oversheath, and the cooling tube is arranged in oversheath.The cooling tube is set
The volume of charging gun described in the utility model can effectively be reduced in oversheath by putting, and simple in structure, be had very excellent cold
But effect.
Preferably, the charging cable includes DC power supply core, and the DC power supply cable core conductor is connected with DC terminals, described
Cooling tube is arranged in DC power supply core, further improves the cooling effect of charging gun.
Preferably, the DC terminals include the terminal inner core and terminal shell of activity grafting, and the terminal inner core has axis
Shape insertion section is provided with centre bore in the insertion end surface along shaft centre line direction, and the terminal shell has accommodating described slotting
Enter the cavity in portion, after being inserted into the cavity in insertion section, the insertion end surface has gap with cavity inner wall, and is inserted described
Enter to cooperatively form the screw thread runner for cooling media flow between portion outer surface and cavity inner surface, connect with screw thread flow field end
Logical flows into annular groove and the outflow annular groove close to inflow annular groove, is provided on the outflow annular groove and is connected with centre bore
Central communication hole, the screw thread runner, flow into annular groove, outflow annular groove and central communication hole form the coolant flow channel,
The inflow entrance and outflux being connected with the inflow annular groove and outflow annular groove are provided on the terminal shell.
Preferably, the DC terminals include insertion section, insert only ring and pressure connection terminal, the insertion section be shaft-like insertion section, institute
Stating pressure connection terminal has crimping cavity, and offer two at the crimping cavity inner wall enters the first of insertion section through only ring is inserted
Recirculation hole and the second recirculation hole, first recirculation hole and the second recirculation hole are set with insertion section axis parallel, are inserted described
Enter and an intercommunicating pore is radially opened up in portion, first recirculation hole and the second recirculation hole is made to connect to form the coolant flow channel.
Preferably, first recirculation hole and the second recirculation hole have sealing block close to crimping extreme direction, described to insert only ring
Anchor ring be radially respectively arranged with the through hole being connected with first recirculation hole and the second recirculation hole formed it is described cold
But the entrance and exit of runner.
Preferably, the DC terminals further include connecting tube, and the connecting tube is connected with coolant flow channel port.
Preferably, the connecting tube both ends connect coolant flow channel and cooling tube respectively.
Preferably, the connecting tube is hard connecting tube, when the DC terminals crimp connection with cable conductors, the company
The structure taken over remains unchanged.
Preferably, the coolant flow channel both ends have threaded joints, and the connecting tube has to match with threaded joints
The connecting pin of conjunction, the connecting tube are threadedly coupled with but runner.
Preferably, the cooling medium is compressed air or insulating oil.
Preferably, the inner wall surface of the coolant flow channel is provided with insulating layer, and the cooling medium is water.
As described above, the utility model is to set coolant flow channel in DC terminal inners, constantly flowed by coolant flow channel
Cooling medium, DC terminals or electrical connection module internal heat is made quickly to shed, DC terminals is solved and is powered for a long time or big electricity
The fragile electric connector of flow-thru electrode itself, surrounding housing, electric wire, element service life the problem of.
Description of the drawings
It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, other attached drawings can also be obtained according to the structure shown in these attached drawings.
Fig. 1 is that a kind of charging gun with heat sinking function of the utility model splits schematic diagram；
Fig. 2 is DC terminals partial schematic diagram in Fig. 1；
Fig. 3 is that another charging gun with heat sinking function of the utility model splits schematic diagram；
Fig. 4 is DC terminals partial schematic diagram in Fig. 3；
Fig. 5 is a kind of DC terminals sectional view of the utility model；
Fig. 6 is the utility model another kind DC terminal schematic diagrames；
Fig. 7 is DC terminal combinations schematic diagram in Fig. 6.
Fig. 8 is the B-B sectional views of DC terminals shown in Fig. 7.
Specific embodiment
For the technology contents of the utility model, construction feature, the objects and the effects are described in detail, below in conjunction with implementation
Mode simultaneously coordinates attached drawing to be explained in detail.
It please refers to Fig.1 and Fig. 2, a kind of charging gun with heat sinking function, including body of a gun housing（220）, pipette tips housing
（210）, housing fastener（230）, be fixed on pipette tips housing（210）On DC terminals（100）, the DC terminals（100）By DC+
Terminal and DC- terminals composition, the power supply core being connected respectively with DC+ terminals and DC- terminals（302）Be arranged on power supply core
（302）Interior cooling tube（400）, it is respectively provided on the DC+ terminals and DC- terminals and cooling tube（400）The cooling stream of connection
Road, the cooling tube（400）There is cooling medium with circulation in coolant flow channel.The DC terminals（100）Including insertion section (120),
Insert only ring（130）And pressure connection terminal（110）, the insertion section (120) be shaft-like insertion section, the pressure connection terminal（110）With crimping
Cavity and coolant flow channel interface, the cooling tube（400）Pass through connecting tube（140）And pipe fitting（141）It is connected with coolant flow channel.
In the utility model embodiment, two power supply cores（302）Inside it is respectively provided with cooling tube（400）, a cooling tube
（400）Interior cooling medium passes through connecting tube（140）Shunting, respectively enters the coolant flow channel in DC+ terminals and DC- terminals, then
Through connecting tube（140）Enter another power supply core after confluence（302）Interior cooling tube（400）In.
In the other embodiment of the utility model, the cooling tube（400）It can also be provided at charging cable oversheath
（301）It is interior.
In the preferred embodiment in the utility model, the charging gun further includes terminal gland（500）And signal terminal
(600), the terminal gland（500）Further compress and fix charging terminal（100）With signal terminal (600).
In the preferred embodiment in the utility model, the charging gun further includes water proof and dust proof gasket（700）.
Fig. 3 to Fig. 4 is referred to, is another charging gun with heat sinking function of the utility model, the difference is that：
The body of a gun housing（220）On be provided with for cooling tube（400）The through hole for penetrating and being pierced by（221）.
In the present embodiment, two power supply cores（302）Inside it is equipped with cooling tube（400）, the cooling medium is compression
Air, the compressed air pass through two cooling tubes（400）The coolant flow channel in DC+ terminals and DC- terminals is respectively enterd, then
Through connecting tube（140）Into exhaust pipe（410）, the exhaust pipe（410）From through hole（221）It is pierced by.The cooling medium
Can be insulating oil or water.
In the other embodiment of the utility model, the cooling tube（400）It can also be provided at charging cable oversheath
（301）It is interior.
Referring to Fig. 5, a kind of preferred DC terminals sectional view of the utility model, the DC terminals（100）Including insertion section
(120), only ring is inserted（130）And pressure connection terminal（110）, the insertion section (120) be shaft-like insertion section, the pressure connection terminal（110）Tool
There is crimping cavity（131）With coolant flow channel interface, two are offered at the crimping cavity inner wall through slotting only ring（130）Into
Enter the first recirculation hole of insertion section (120)（111）With the second recirculation hole（112）, first recirculation hole and the second recirculation hole with
Insertion section axis parallel is set, and an intercommunicating pore (113) is radially opened up on the insertion section (120), is made described first-class
Through hole and the second recirculation hole connect to form the coolant flow channel.There is sealing block at the top of the intercommunicating pore (113)（114）.
Refer to Fig. 6 to Fig. 8, DC terminals（100）Terminal inner core including activity grafting（150）And terminal shell（160）,
The terminal inner core（150）With shaft-like insertion section, centre bore is provided with along shaft centre line direction in the insertion end surface
（154）, the terminal shell（160）It is described to insert after being inserted into the cavity in insertion section with the cavity for housing the insertion section
Entering end surface and cavity inner wall has gap（163）, and cooperatively formed between the insertion section outer surface and cavity inner surface
There is the screw thread runner for cooling media flow（151）, the inflow annular groove that connects with screw thread flow field end（152）With close to inflow
The outflow annular groove of annular groove（153）, it is described outflow annular groove on be provided with the central communication hole being connected with centre bore（155）,
The screw thread runner（151）, flow into annular groove（152）, outflow annular groove（153）And central communication hole（155）It is formed described cold
But runner, is provided on the terminal shell and the inflow entrance for flowing into annular groove and outflow annular groove and being connected（161）With
Outflux（162）.
In conclusion a kind of charging gun with heat sinking function of the utility model includes pipette tips housing, is fixed on pipette tips shell
DC terminals on body, the charging cable and cooling tube being connected with DC terminals, have on the DC terminals connected with cooling tube it is cold
But circulation has cooling medium in runner, the cooling tube and coolant flow channel.The utility model passes through in DC terminals（100）Inside is set
Coolant flow channel is put by the cooling medium constantly flowed in coolant flow channel, charging gun internal heat is made quickly to shed, solves and fills
Flimsy problem that electric rifle is powered for a long time or high current is powered.
The utility model is not limited to above-mentioned specific embodiment, and those skilled in the art can also make a variety of accordingly
Variation, but any be equal with the utility model or similar variation should all cover scope in the utility model claims
It is interior.
Claims (13)
1. a kind of charging gun with heat sinking function, including pipette tips housing, body of a gun housing, the DC ends being fixed on pipette tips housing
Son, the charging cable being connected with DC terminals, it is characterised in that：The charging gun further includes cooling tube, has on the DC terminals
Circulation has cooling medium in the coolant flow channel connected with cooling tube, the cooling tube and coolant flow channel.
2. the charging gun according to claim 1 with heat sinking function, it is characterised in that：Have on the body of a gun housing and supply
Cooling tube traverses into or out the through hole of charging gun.
3. the charging gun according to claim 1 with heat sinking function, it is characterised in that：The charging gun further includes signal
Terminal, terminal gland, gasket and gun body fastener.
4. the charging gun according to claim 1 with heat sinking function, it is characterised in that：The charging cable includes outer shield
Set, the cooling tube are arranged in oversheath.
5. the charging gun according to claim 1 with heat sinking function, it is characterised in that：The charging cable includes DC electricity
Source core, the DC power supply cable core conductor are connected with DC terminals, and the cooling tube is arranged in DC power supply core.
6. the charging gun according to claim 1 with heat sinking function, it is characterised in that：The DC terminals include activity and insert
The terminal inner core and terminal shell connect, the terminal inner core have shaft-like insertion section, in the end surface that is inserted into along shaft centre line
Direction is provided with centre bore, and the terminal shell has the cavity for housing the insertion section, after being inserted into the cavity in insertion section, institute
Stating insertion end surface and cavity inner wall has gap, and has been cooperatively formed between the insertion section outer surface and cavity inner surface
For cooling down the screw thread runner of media flow, the inflow annular groove connected with screw thread flow field end and the outflow close to inflow annular groove
Annular groove, described flow out are provided with the central communication hole being connected with centre bore on annular groove, the screw thread runner flows into annular
Slot, outflow annular groove and central communication hole form the coolant flow channel, are provided on the terminal shell and flow into annular with described
The inflow entrance and outflux that slot is connected with outflow annular groove.
7. the charging gun according to claim 1 with heat sinking function, it is characterised in that：The DC terminals include insertion
Portion inserts only ring and pressure connection terminal, and the insertion section is shaft-like insertion section, and the pressure connection terminal has crimping cavity, empty in the crimping
Two the first recirculation holes and the second recirculation hole for entering insertion section through slotting only ring, first recirculation hole are offered at cavity wall
It is set with the second recirculation hole and insertion section axis parallel, an intercommunicating pore is radially opened up on the insertion section, make described the
One recirculation hole and the second recirculation hole connect to form the coolant flow channel.
8. the charging gun according to claim 7 with heat sinking function, it is characterised in that：First recirculation hole and second
Recirculation hole close to crimping extreme direction have sealing block, it is described insert only ring anchor ring be radially respectively arranged with it is described first-class
The through hole that through hole and the second recirculation hole are connected forms the entrance and exit of the coolant flow channel.
9. the charging gun according to claim 1 with heat sinking function, it is characterised in that：The DC terminals further include connection
Pipe, the connecting tube both ends connect coolant flow channel and cooling tube respectively.
10. the charging gun according to claim 9 with heat sinking function, it is characterised in that：The connecting tube connects for hard
It takes over, when the DC terminals crimp connection with cable conductors, the structure of the connecting tube remains unchanged.
11. the charging gun according to claim 9 with heat sinking function, it is characterised in that：The coolant flow channel both ends tool
There are threaded joints, the connecting tube has and the matched connecting pin of threaded joints, the connecting tube and but runner screw thread
Connection.
12. there is the charging gun of heat sinking function according to claim 1-11 any one of them, it is characterised in that：The cooling is situated between
Matter is compressed air or insulating oil.
13. there is the charging gun of heat sinking function according to claim 1-11 any one of them, it is characterised in that：The cooling stream
The inner wall surface in road is provided with insulating layer, and the cooling medium is water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720957608.2U CN207416561U (en) | 2017-08-02 | 2017-08-02 | Charging gun with heat sinking function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720957608.2U CN207416561U (en) | 2017-08-02 | 2017-08-02 | Charging gun with heat sinking function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207416561U true CN207416561U (en) | 2018-05-29 |
Family
ID=62399237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720957608.2U Active CN207416561U (en) | 2017-08-02 | 2017-08-02 | Charging gun with heat sinking function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207416561U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107487215A (en) * | 2017-08-02 | 2017-12-19 | 深圳市沃尔核材股份有限公司 | Charging gun with heat sinking function |
| CN109177783A (en) * | 2018-10-16 | 2019-01-11 | 南京康尼机电股份有限公司 | A kind of cooling structure for electric car charging gun chipware |
| CN110254264A (en) * | 2019-07-04 | 2019-09-20 | 昆山惠禾新能源科技有限公司 | Liquid cooling terminal and charging gun |
| WO2020239145A3 (en) * | 2019-05-31 | 2021-01-14 | 南京康尼机电股份有限公司 | Core member, with cooling liquid passage, for charging gun, and plug and charging gun |
| CN113815451A (en) * | 2021-10-21 | 2021-12-21 | 立讯精密工业(江苏)有限公司 | Rifle liquid cooling system and rifle that charges charge |
| WO2023098871A1 (en) * | 2021-12-02 | 2023-06-08 | 长春捷翼汽车科技股份有限公司 | Terminal cooling structure, and direct-current charging device cooling system |
| 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 |
-
2017
- 2017-08-02 CN CN201720957608.2U patent/CN207416561U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107487215A (en) * | 2017-08-02 | 2017-12-19 | 深圳市沃尔核材股份有限公司 | Charging gun with heat sinking function |
| CN109177783A (en) * | 2018-10-16 | 2019-01-11 | 南京康尼机电股份有限公司 | A kind of cooling structure for electric car charging gun chipware |
| WO2020239145A3 (en) * | 2019-05-31 | 2021-01-14 | 南京康尼机电股份有限公司 | Core member, with cooling liquid passage, for charging gun, and plug and charging gun |
| CN110254264A (en) * | 2019-07-04 | 2019-09-20 | 昆山惠禾新能源科技有限公司 | Liquid cooling terminal and charging gun |
| CN113815451A (en) * | 2021-10-21 | 2021-12-21 | 立讯精密工业(江苏)有限公司 | Rifle liquid cooling system and rifle that charges charge |
| CN113815451B (en) * | 2021-10-21 | 2024-02-13 | 立讯精密工业(江苏)有限公司 | Charging gun liquid cooling system and charging gun |
| WO2023098871A1 (en) * | 2021-12-02 | 2023-06-08 | 长春捷翼汽车科技股份有限公司 | Terminal cooling structure, and direct-current charging device cooling system |
| 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 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210621 Address after: 518000 Wall Industrial Park, Lanjing North Road, Longtian street, Pingshan District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Woer Heat-shrinkable Material Co.,Ltd. Patentee after: SHENZHEN WOER NEW ENERGY ELECTRICAL TECHNOLOGY Co.,Ltd. Patentee after: CHANGZHOU WOER HEAT-SHRINKABLE MATERIAL Co.,Ltd. Address before: 518118 Vol Industrial Park, Lanjingbei Road, Pingshan District, Shenzhen City, Guangdong Province Patentee before: Shenzhen Woer Heat-shrinkable Material Co.,Ltd. Patentee before: SHENZHEN WOER NEW ENERGY ELECTRICAL TECHNOLOGY Co.,Ltd. Patentee before: SHENZHEN WOER SPECIAL CABLE Co.,Ltd. Patentee before: CHANGZHOU WOER HEAT-SHRINKABLE MATERIAL Co.,Ltd. Patentee before: LTK ELECTRIC WIRE (HUIZHOU) Ltd. Patentee before: HUIZHOU LTK ELECTRONIC CABLE Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231121 Address after: 518000 workshop 601 of wal nuclear material industrial plant (phase III), No. 53 Qingsong West Road, Zhukeng community, Longtian street, Pingshan District, Shenzhen, Guangdong Province Patentee after: SHENZHEN WOER NEW ENERGY ELECTRICAL TECHNOLOGY Co.,Ltd. Address before: 518000 Wall Industrial Park, Lanjing North Road, Longtian street, Pingshan District, Shenzhen City, Guangdong Province Patentee before: Shenzhen Woer Heat-shrinkable Material Co.,Ltd. Patentee before: SHENZHEN WOER NEW ENERGY ELECTRICAL TECHNOLOGY Co.,Ltd. Patentee before: CHANGZHOU WOER HEAT-SHRINKABLE MATERIAL Co.,Ltd. |