CN211075560U - Charging stand and charging system - Google Patents

Charging stand and charging system Download PDF

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Publication number
CN211075560U
CN211075560U CN201922068588.5U CN201922068588U CN211075560U CN 211075560 U CN211075560 U CN 211075560U CN 201922068588 U CN201922068588 U CN 201922068588U CN 211075560 U CN211075560 U CN 211075560U
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Prior art keywords
charging
cavity
terminal
insulating portion
negative
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CN201922068588.5U
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Chinese (zh)
Inventor
谭方争
张汝文
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Shenzhen Yiwa Technology Co ltd
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Shenzhen Yiwa Technology Co ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/70Energy storage systems for electromobility, e.g. batteries
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/7072Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10Technologies relating to charging of electric vehicles
    • Y02T90/12Electric charging stations
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10Technologies relating to charging of electric vehicles
    • Y02T90/14Plug-in electric vehicles

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Abstract

The utility model discloses a charging seat and charging system, wherein, the charging seat includes: a harness terminal group; the charging terminal group is provided with an accommodating groove and is electrically connected with the wiring harness terminal group; and the insulating part, the insulating part is at least partly located in the holding tank, the insulating part intercommunication has feed liquor pipe and drain pipe, pencil terminal group with the feed liquor pipe and/or the drain pipe is connected, and the coolant liquid certainly the feed liquor pipe flows in by back in the insulating part the drain pipe flows out. The utility model discloses the radiating effect of charging seat is good, and is with low costs.

Description

Charging stand and charging system
Technical Field
The utility model relates to an electric automobile direct current socket technical field that charges, in particular to charging seat and charging system.
Background
Along with the popularization of new energy electric vehicles, charging equipment is increasingly widely applied, and new technical problems are derived. The larger the current of the charging seat is, the thicker the cable is, the limited flexibility is, and the internal space of the vehicle body is insufficient. In the process of direct current charging (high power more than 1000V/400A), the heat productivity of the charging terminal is particularly large, and the charging terminal needs to be cooled rapidly to transfer the heat.
In the related art, the heat dissipation of the charging terminal is mainly realized by transferring heat out through a soft wire connected with the charging terminal and a shell, and the whole structure is closed, so that the heat transfer speed is too low, and the efficiency is low. If the wire diameter of the soft conductor of the integrated cable is increased to improve the heat dissipation effect, the wire diameter of the integrated cable of the connecting terminal becomes very large (the cross-sectional area of the GB/T11918.1-2014 nominal current 400A conductor is 240mm2) The welding process of the cable wire and the charging terminal which are too thick is difficult, even if the cable wire and the charging terminal are connected, the whole weight of the integrated cable is inconvenient to operate, the cost is high, and the heat dissipation effect is not ideal.
The above is only for the purpose of assisting understanding of the technical solutions of the present application, and does not represent an admission that the above is prior art.
SUMMERY OF THE UTILITY MODEL
The main objective of the utility model is to provide a charging seat aims at reduction in production cost, improves the radiating efficiency of charging seat.
In order to achieve the above object, the present invention provides a charging seat, including:
a harness terminal group;
the charging terminal group is provided with an accommodating groove and is electrically connected with the wiring harness terminal group; and
the insulating part, the insulating part at least part is located in the holding tank, the insulating part intercommunication has feed liquor pipe and drain pipe, pencil terminal group with the feed liquor pipe and/or the drain pipe is connected, and the coolant liquid certainly the feed liquor pipe flows in by back in the insulating part the drain pipe flows out.
Optionally, the charging terminal group includes a positive charging terminal and a negative charging terminal that are arranged at an interval, the accommodating groove includes a first through groove and a second through groove, the positive charging terminal is provided with the first through groove, and the negative charging terminal is provided with the second through groove;
the insulating part has accommodation space, just the insulating part be equipped with inlet and the liquid outlet of accommodation space intercommunication, the feed liquor pipe with the inlet intercommunication, the drain pipe with the liquid outlet intercommunication, the inlet with the liquid outlet interval sets up, the insulating part is at least partly located first logical groove with the second leads to the inslot, and spacing in anodal charging terminal and negative pole charging terminal, the coolant liquid certainly the inlet flows in accommodation space, and in the liquid outlet flows.
Optionally, the insulating member includes an anode insulating portion, a cathode insulating portion, and an intermediate insulating portion, the intermediate insulating portion is connected to the anode insulating portion and the cathode insulating portion, the anode insulating portion has a first cavity, the cathode insulating portion has a second cavity, the intermediate insulating portion has a communicating cavity, the first cavity, the second cavity, and the communicating cavity are communicated with each other to form the accommodating space, and the intermediate insulating portion has the liquid inlet and the liquid outlet;
the positive insulation part is at least partially accommodated in the first through groove, the negative insulation part is at least partially accommodated in the second through groove, and the intermediate insulation part is arranged between the positive charging terminal and the negative charging terminal.
Optionally, the positive electrode charging terminal includes a first terminal base, a first limiting groove communicated with the first accommodating cavity is formed in a side wall of the first terminal base, the negative electrode charging terminal includes a second terminal base, a second limiting groove communicated with the second accommodating cavity is formed in a side wall of the second terminal base, and two ends of the middle insulating portion are respectively limited in the first limiting groove and the second limiting groove.
Optionally, the middle insulating part includes a first connecting piece, a second connecting piece and a middle connecting piece, two ends of the middle connecting piece are respectively connected with the first connecting piece and the second connecting piece, the first connecting piece is provided with a first cavity, the second connecting piece is provided with a second cavity, the middle connecting piece is provided with a middle cavity, the middle cavity is respectively communicated with the first cavity and the second cavity to form the communicating cavity, the first cavity is communicated with the liquid inlet, and the second cavity is communicated with the liquid outlet.
Optionally, the wire harness terminal group is provided with a mounting hole, and the first connecting piece and/or the second connecting piece are/is limited in the mounting hole.
Optionally, the middle cavity comprises a first communicating pipeline and a second communicating pipeline connected with the first communicating pipeline at an included angle, the first communicating pipeline is communicated with the first cavity, and the second communicating pipeline is communicated with the second cavity.
Optionally, the charging seat further includes a first sealing ring and a second sealing ring, the first sealing ring is located at a joint of the positive insulating portion and the middle insulating portion, and the second sealing ring is located at a joint of the negative insulating portion and the middle insulating portion.
Optionally, the charging base further includes a mounting base, the mounting base is provided with jacks respectively used for conducting the anode and the cathode of the charging pile, and the charging terminal set is disposed in the jacks.
The utility model also provides a charging system, include the charging seat and fill electric pile, fill electric pile with charging seat electric connection, the charging seat be above the charging seat.
The utility model discloses the charging seat includes pencil terminal group, charging terminal group and insulating part, charging terminal group is connected with pencil terminal group electricity, because the heat that the charging seat during operation produced mainly concentrates on pencil terminal group and charging terminal group, set up the holding tank at charging terminal group, locate the holding tank with insulating part at least part in, the insulating part intercommunication has feed liquor pipe and drain pipe, pencil terminal group is connected with feed liquor pipe and/or drain pipe, when the coolant liquid flows in the insulating part by the drain pipe after from the feed liquor pipe, can take away the heat that pencil terminal group and charging terminal group produced rapidly, the radiating efficiency is high, and need not to add thick cable, low in production cost.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an embodiment of a charging stand according to the present invention;
FIG. 2 is a schematic cross-sectional view of a portion of the charging stand shown in FIG. 1;
fig. 3 is a schematic diagram of a partial explosion structure of the charging stand of the present invention;
fig. 4 is another schematic diagram of the explosion structure of the charging stand of the present invention;
fig. 5 is a schematic structural diagram of an embodiment of the positive or negative charging terminal according to the present invention;
fig. 6 is a schematic structural diagram of an embodiment of the intermediate insulating portion of the present invention.
The reference numbers illustrate:
Figure BDA0002288751630000041
Figure BDA0002288751630000051
the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The utility model provides a charging seat 100.
Referring to fig. 1 to 4, in the embodiment of the present invention, the charging seat 100 includes:
a harness terminal group 10;
a charging terminal group 30, wherein the charging terminal group 30 is provided with an accommodating groove 31, and the charging terminal group 30 is electrically connected with the wiring harness terminal group 10; and
insulating part 50, insulating part 50 is located at least partially in the holding tank 31, insulating part 50 intercommunication has feed liquor pipe 20 and drain pipe 40, pencil terminal group 10 with feed liquor pipe 20 and/or drain pipe 40 is connected, and the coolant liquid is from feed liquor pipe 20 flow in by behind in the insulating part 50 drain pipe 40 flows out.
Specifically, one end of the harness terminal group 10 is electrically connected to the charging terminal group 30, the other end is integrally connected to a harness, the harness is connected to a power supply or a vehicle-end battery, and one end of the charging terminal group 30, which is far away from the harness terminal group 10, is connected to a charging pile (not shown).
The charging terminal set 30 is provided with a receiving groove 31, and the insulating member 50 is disposed in the receiving groove 31, and the insulating member 50 is a material having insulating property, such as ceramic or plastic, or a metal heat dissipation pipe with a surface sprayed with heat insulating paint, and the like, and is not limited in particular. The insulating member 50 is a hollow member, and a cooling liquid such as water or propylene glycol can be circulated and flowed through the hollow member. Meanwhile, the cooling liquid flows out and flows back after entering the insulating member 50, thereby taking away heat generated from the charging terminal group 30.
Wherein, the insulating part 50 is communicated with the liquid inlet pipe 20 and the liquid outlet pipe 40 to realize the circulation flow of the cooling liquid. Wire harness terminal group 10 is connected with feed liquor pipe 20 and/or drain pipe 40, promptly with the surface connection of feed liquor pipe 20 and/or drain pipe 40, wherein feed liquor pipe 20 and/or drain pipe 40 adopt the water-cooling cable, copper clad water structure cable promptly, the periphery of water-cooling cable is the copper line, the circle center is the water pipe, water and electricity separation can be accomplished to the water-cooling cable of this kind of structure, the peripheral copper line of water-cooling cable is connected with wire harness terminal group 10, realize the electrical property and switch on, wire harness terminal group 10 is insulating with the water pipe in the water-cooling cable, thereby reach the insulating purpose of water and electricity. When the coolant circulates in the liquid inlet pipe 20 and the liquid outlet pipe 40, the heat generated by the wire harness terminal group 10 is concentrated on the peripheral copper wires, so that the heat generated by the wire harness terminal group 10 is taken away, and the purposes of heat dissipation and cooling are achieved. The cross-sectional area of the water-cooled cable is 35mm2, and the water-cooled cable is thin and does not occupy space.
The utility model discloses charging seat 100 includes wire harness terminal group 10, charging terminal group 30 and insulating part 50, charging terminal group 30 is connected with wire harness terminal group 10 electricity, because the heat that charging seat 100 during operation produced mainly concentrates on wire harness terminal group 10 and charging terminal group 30, set up holding tank 31 at charging terminal group 30, locate holding tank 31 with insulating part 50 at least part in, insulating part 31 intercommunication has feed liquor pipe 20 and drain pipe 40, wire harness terminal group 10 is connected with feed liquor pipe 20 and/or drain pipe 40, when the coolant liquid flows in insulating part 50 by drain pipe 40 after from feed liquor pipe 20, can take away the heat that wire harness terminal group 10 and charging terminal group 30 produced rapidly, the radiating efficiency is high, and need not to add thick cable, low in production cost.
Further, the charging terminal group 30 in the present embodiment includes a positive charging terminal 33 and a negative charging terminal 35 that are arranged at an interval, the accommodating groove 31 includes a first through groove 311 and a second through groove 313, the positive charging terminal 33 is provided with the first through groove 311, and the negative charging terminal 35 is provided with the second through groove 313;
the insulating member 50 has a receiving space, the insulating member 50 is provided with a liquid inlet 51a and a liquid outlet 51b communicated with the receiving space, the liquid inlet pipe 20 is communicated with the liquid inlet 51a, the liquid outlet pipe 40 is communicated with the liquid outlet 51b, the liquid inlet 51a and the liquid outlet 51b are arranged at intervals, at least part of the insulating member 50 is arranged in the first through groove 311 and the second through groove 313, and is limited by the positive charging terminal 33 and the negative charging terminal 35, and the cooling liquid flows into the receiving space from the liquid inlet 51a and flows out from the liquid outlet 51 b.
The first through groove 311 is provided in the positive charging terminal 33, and the second through groove 313 is provided in the negative charging terminal 35, so as to achieve a good heat dissipation effect. In order to facilitate installation, the charging stand 100 further includes a mounting base 80, the mounting base 80 is provided with a jack 80a for respectively conducting the anode and the cathode of the charging pile, the charging terminal group 30 is disposed in the jack 80a, that is, the anode charging terminal 33 is disposed in the jack 80a for conducting the anode, the cathode charging terminal 35 is disposed in the jack 80a for conducting the cathode, the mounting base 80 includes a base 83, an upper cover 81 and a sealing member 85, the sealing member 85 is disposed between the base 83 and the upper cover 81 for sealing, the base 83 and the upper cover 81 are made of a material with good insulating property, such as a flame-retardant PC or a flame-retardant PP or a glass fiber material, and are electrically insulated.
Referring to fig. 2 and 6, in order to facilitate mold stripping, the insulating member 50 includes a positive insulating portion 53, a negative insulating portion 55 and an intermediate insulating portion 57, the intermediate insulating portion 57 is respectively connected to the positive insulating portion 53 and the negative insulating portion 55, the positive insulating portion 53 has a first cavity 531, the negative insulating portion 55 has a second cavity 551, the intermediate insulating portion 57 is provided with a communicating cavity 571, the first cavity 531, the second cavity 551 and the communicating cavity 571 are communicated with each other to form the accommodating space, and the intermediate insulating portion 57 is provided with the liquid inlet 51a and the liquid outlet 51 b;
the positive insulating portion 53 is at least partially received in the first through slot 311, the negative insulating portion 55 is at least partially received in the second through slot 313, and the intermediate insulating portion 57 is disposed between the positive charging terminal 33 and the negative charging terminal 35.
In this embodiment, the positive insulating portion 53, the negative insulating portion 55, and the intermediate insulating portion 57 are made of plastic or ceramic or metal with an insulating layer sprayed on the surface thereof, and in order to improve the heat dissipation effect, the positive insulating portion 53 and the negative insulating portion 55 are made of ceramic, which has good heat conductivity and electrical insulation, and the intermediate insulating portion 57 is made of plastic. Sealing connection between anodal insulating part 53 and middle insulating part 57, sealing connection between negative pole insulating part 55 and the middle insulating part 57, further, charging seat 100 still includes first sealing washer 70 and second sealing washer 90, first sealing washer 70 is located anodal insulating part 53 with the junction of middle insulating part 57, second sealing washer 90 is located negative pole insulating part 55 with the junction of middle insulating part 57 to prevent that the coolant liquid from exposing, bring the potential safety hazard. The first and second sealing rings 70 and 90 are made of a plastic having a certain elasticity, such as silicone rubber. The waterproof effect is good.
In order to improve the heat dissipation effect, the positive electrode insulating part 53 has a cylindrical structure matched with the groove wall of the first through groove 311, the positive electrode insulating part 53 abuts against the groove wall, the negative electrode insulating part 55 has a cylindrical structure matched with the groove wall of the second through groove 313, and the negative electrode insulating part 55 abuts against the groove wall, so that the structure is stable. Of course, the positive electrode insulating portion 53 and the negative electrode insulating portion 55 may also have a square or other shape structure, and are not particularly limited herein.
Referring to fig. 5, in order to achieve the stability of the connection between the insulating member 50 and the charging terminal group 30, the positive charging terminal 33 includes a first terminal base 331, a first limiting groove 333 communicated with the first accommodating cavity 531 is disposed on a side wall of the first terminal base 331, the negative charging terminal 35 includes a second terminal base 351, a second limiting groove 353 communicated with the second accommodating cavity 551 is disposed on a side wall of the second terminal base 351, and two ends of the intermediate insulating portion 57 are respectively limited by the first limiting groove 333 and the second limiting groove 353.
Specifically, the first terminal base 331 and the second terminal base 351 are both made of a conductive material, a first containing cavity 531 is formed in the upper end of the first terminal base 331, a first rotating spring (not shown) is arranged at the lower end of the first terminal base 331, the first rotating spring is conducted with the anode of the charging pile, a second containing cavity 551 is formed in the upper end of the second terminal base 351, a second rotating spring (not shown) is arranged at the lower end of the second terminal base 351, and the second rotating spring is conducted with the anode of the charging pile.
Referring to fig. 6 again, the middle insulating portion 57 includes a first connecting member 573, a second connecting member 575 and a middle connecting member 577, two ends of the middle connecting member 577 are respectively connected to the first connecting member 573 and the second connecting member 575, the first connecting member 573 is provided with a first cavity 573a, the second connecting member 575 is provided with a second cavity 575a, the middle connecting member 577 is provided with a middle cavity 577a, the middle cavity 577a is respectively communicated with the first cavity 573a and the second cavity 575a and forms the communication cavity 571, the first cavity 573a is communicated with the liquid inlet 51a, and the second cavity 575a is communicated with the liquid outlet 51 b.
In the present embodiment, the first connection member 573 matches the outer peripheral shape of the positive electrode insulating portion 53, such as a cylindrical shape, and the second connection member 575 matches the outer peripheral shape of the negative electrode insulating portion 55, such as a cylindrical shape. The intermediate connection 577 serves to communicate the first cavity 573a and the second cavity 575 a. The middle connecting piece 577 is a plate-shaped structure, so that the first connecting piece 573 is limited in the first limiting groove 333, and the second connecting piece 575 is limited in the second limiting groove 353, thereby realizing structural stability.
Furthermore, in order to facilitate the mold stripping, the middle cavity 577a includes a first communicating pipe 5771 and a second communicating pipe 5773 connected with the first communicating pipe 5771 at an included angle, the first communicating pipe 5771 is communicated with the first cavity 573a, and the second communicating pipe 5773 is communicated with the second cavity 575 a.
Referring to fig. 3 again, in order to ensure the connection between the insulating member 50 and the harness terminal group 10, the harness terminal group 10 is provided with a mounting hole 10a, and the first connecting member 573 and/or the second connecting member 575 is limited at the mounting hole 10 a. When the coolant flows in the first connection member 573 and/or the second connection member 575, the wire harness terminal group 10 is simultaneously cooled, and the heat radiation effect is good. It is within the scope of the present disclosure that the harness terminal set 10 may be a single connection terminal or two connection terminals corresponding to the positive charging terminal 33 and the negative charging terminal 35.
The utility model discloses still provide a charging system, this charging system includes charging seat 100, and above-mentioned embodiment is referred to this charging seat 100's specific structure, because this charging system has adopted the whole technical scheme of above-mentioned all embodiments, consequently has all beneficial effects that the technical scheme of above-mentioned embodiment brought at least, and the repeated description is no longer given here.
In this embodiment, the charging system includes a charging base 100 and a charging pile (not shown), the charging pile is electrically connected to the charging base 100, wherein, when the electric vehicle is charged, a current circulation path between the charging pile and the charging base 100 is: the charging terminal group 30 is connected to the wiring harness terminal group 10, one end of the wiring harness terminal group 10, far away from the charging terminal group 30, is connected with the wiring harness in an integrated mode, and one end of the charging terminal group 30, far away from the wiring harness terminal group 10, is connected with the charging pile. The connection mode can be any reliable connection mode such as welding, riveting, crimping and the like.
The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims (10)

1. A charging stand, comprising:
a harness terminal group;
the charging terminal group is provided with an accommodating groove and is electrically connected with the wiring harness terminal group; and
the insulating part, the insulating part at least part is located in the holding tank, the insulating part intercommunication has feed liquor pipe and drain pipe, pencil terminal group with the feed liquor pipe and/or the drain pipe is connected, and the coolant liquid certainly the feed liquor pipe flows in by back in the insulating part the drain pipe flows out.
2. The charging dock of claim 1, wherein the set of charging terminals comprises a positive charging terminal and a negative charging terminal spaced apart from each other, the receiving slot comprises a first through slot and a second through slot, the positive charging terminal defines the first through slot, and the negative charging terminal defines the second through slot;
the insulating part has accommodation space, just the insulating part be equipped with inlet and the liquid outlet of accommodation space intercommunication, the feed liquor pipe with the inlet intercommunication, the drain pipe with the liquid outlet intercommunication, the inlet with the liquid outlet interval sets up, the insulating part is at least partly located first logical groove with the second leads to the inslot, and spacing in anodal charging terminal and negative pole charging terminal, the coolant liquid certainly the inlet flows in accommodation space, and in the liquid outlet flows.
3. The charging stand according to claim 2, wherein the insulating member comprises a positive insulating portion, a negative insulating portion and an intermediate insulating portion, the intermediate insulating portion is respectively connected with the positive insulating portion and the negative insulating portion, the positive insulating portion has a first cavity, the negative insulating portion has a second cavity, the intermediate insulating portion has a communicating cavity, the first cavity, the second cavity and the communicating cavity are communicated with each other to form the accommodating space, and the intermediate insulating portion has the liquid inlet and the liquid outlet;
the positive insulation part is at least partially accommodated in the first through groove, the negative insulation part is at least partially accommodated in the second through groove, and the intermediate insulation part is arranged between the positive charging terminal and the negative charging terminal.
4. The charging stand of claim 3, wherein the positive charging terminal comprises a first terminal base, and a first limiting groove communicated with the first cavity is formed in the side wall of the first terminal base;
the negative electrode charging terminal comprises a second terminal base, a second limiting groove communicated with the second containing cavity is formed in the side wall of the second terminal base, and two ends of the middle insulating part are limited in the first limiting groove and the second limiting groove respectively.
5. The charging stand according to claim 3, wherein the intermediate insulating portion comprises a first connecting member, a second connecting member and an intermediate connecting member, both ends of the intermediate connecting member are respectively connected with the first connecting member and the second connecting member, the first connecting member is provided with a first cavity, the second connecting member is provided with a second cavity, the intermediate connecting member is provided with an intermediate cavity, the intermediate cavity is respectively communicated with the first cavity and the second cavity and forms the communicating cavity, the first cavity is communicated with the liquid inlet, and the second cavity is communicated with the liquid outlet.
6. The charging stand of claim 5, wherein the wire harness terminal set is provided with a mounting hole, and the first connecting piece and/or the second connecting piece are/is limited in the mounting hole.
7. The charging stand according to claim 5, wherein the intermediate chamber comprises a first communicating channel and a second communicating channel connected with the first communicating channel at an included angle, the first communicating channel is communicated with the first chamber, and the second communicating channel is communicated with the second chamber.
8. A charging dock according to claim 3, further comprising a first seal located at the junction of the positive insulation and the intermediate insulation and a second seal located at the junction of the negative insulation and the intermediate insulation.
9. The charging stand according to any one of claims 1 to 8, further comprising a mounting base, wherein the mounting base is provided with jacks for respectively conducting a positive electrode and a negative electrode of a charging post, and the charging terminals are arranged in the jacks.
10. A charging system, comprising a charging base and a charging pile, wherein the charging pile is electrically connected to the charging base, and the charging base is the charging base according to any one of claims 1 to 9.
CN201922068588.5U 2019-11-26 2019-11-26 Charging stand and charging system Active CN211075560U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114590145A (en) * 2022-03-31 2022-06-07 深圳市道通合创新能源有限公司 Electric connector, charging pile and charging system
TWI824769B (en) * 2021-11-19 2023-12-01 大陸商立訊精密工業(江蘇)有限公司 Liquid cooling system for charging gun and charging gun

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI824769B (en) * 2021-11-19 2023-12-01 大陸商立訊精密工業(江蘇)有限公司 Liquid cooling system for charging gun and charging gun
CN114590145A (en) * 2022-03-31 2022-06-07 深圳市道通合创新能源有限公司 Electric connector, charging pile and charging system
CN114590145B (en) * 2022-03-31 2023-11-14 深圳市道通合创数字能源有限公司 Electric connector, charging pile and charging system

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