CN109449671B - High-voltage connector - Google Patents
High-voltage connector Download PDFInfo
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- CN109449671B CN109449671B CN201811441324.3A CN201811441324A CN109449671B CN 109449671 B CN109449671 B CN 109449671B CN 201811441324 A CN201811441324 A CN 201811441324A CN 109449671 B CN109449671 B CN 109449671B
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- sleeve
- pin
- battery pack
- positioning
- voltage connector
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- 238000007599 discharging Methods 0.000 claims abstract description 13
- 239000004020 conductor Substances 0.000 claims description 12
- 239000011810 insulating material Substances 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000009413 insulation Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 5
- 229910052802 copper Inorganic materials 0.000 description 5
- 239000010949 copper Substances 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- -1 for example Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 239000005060 rubber Substances 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000011112 process operation Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/621—Bolt, set screw or screw clamp
- H01R13/6215—Bolt, set screw or screw clamp using one or more bolts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/28—Clamped connections, spring connections
- H01R4/38—Clamped connections, spring connections utilising a clamping member acted on by screw or nut
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Battery Mounting, Suspending (AREA)
- Connection Of Batteries Or Terminals (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The invention discloses a high-voltage connector which is used for connecting and conducting an internal cell of a battery pack with external charging/discharging equipment, and comprises an insulating supporting mechanism, a sleeve connecting mechanism, a pin inserting mechanism and a socket mechanism, so that the high-voltage socket is convenient to mount and dismount on a battery pack shell, the connection between the high-voltage socket and a high-voltage wire of the battery pack is firmer and safer, the problems that the mounting and dismounting processes of the high-voltage socket on the battery pack shell are complex in operation, and the connection between the high-voltage socket and the high-voltage wire of the battery pack is easy to loosen are solved.
Description
Technical Field
The invention relates to the technical field of mechanical sealing and electronic appliances, in particular to a high-voltage connector suitable for an electric automobile.
Background
The electric automobile takes a battery pack as a core energy source to provide driving electric energy for the whole automobile, the battery pack is formed by stacking a plurality of battery packs in series-parallel, and the battery pack body is formed by enveloping a shell. Currently, a battery pack inside a battery pack case is connected to a load or a charging device outside the case through a high-voltage socket to realize a charge and discharge function of the battery pack.
However, under prior art, on electric automobile's high-voltage battery package casing, high-voltage socket's connecting terminal is realized being connected through the high-voltage wire that the mode of bolt-up and battery package draw forth, and in addition the operation space is narrow and degree of automation is low, leads to high-voltage socket's installation on the battery package shell and dismantlement process operation complicacy, and high-voltage socket is easily not hard up with battery package high-voltage wire's connection.
Disclosure of Invention
The invention aims to provide a high-voltage connector which is convenient for the high-voltage socket to be installed and detached on a battery pack shell, and meanwhile, the connection between the high-voltage socket and a high-voltage wire of the battery pack is firmer and safer.
In order to achieve the above object, the present invention provides the following technical solutions:
the high-voltage connector is used for connecting and conducting an internal cell of a battery pack with external charging/discharging equipment, a first opening is formed in a battery pack shell, the high-voltage connector comprises an insulating supporting mechanism, a sleeve connecting mechanism, a pin inserting mechanism and a socket mechanism,
the insulation supporting mechanism is used for being fixed inside the battery pack shell;
the sleeve connecting mechanism comprises two identical sleeve connecting pieces, wherein each sleeve connecting piece comprises a terminal connecting piece, a first sleeve and a back nut which are fixedly connected with the terminal connecting piece respectively, the back nut is fixedly connected with the insulating supporting mechanism, and the terminal connecting pieces are used for being connected and conducted with a high-voltage wire of the battery cell;
the pin inserting mechanism comprises two identical pin inserting pieces, and the pin inserting pieces correspond to the sleeve connecting pieces one by one; the pin assembly comprises a first pin part and a second pin part, the first pin part is detachably connected with the socket mechanism, and the second pin part is sleeved and embedded with the first sleeve through the first opening;
the socket mechanism is fixed outside the battery pack housing and is used for connecting external charging/discharging equipment.
Preferably, the first sleeve and the terminal connection piece are conductors, and the first sleeve inner diameter is the same as the second pin portion outer diameter.
Specifically, one end of the terminal connecting piece is fixedly connected with the back nut, the other end of the terminal connecting piece is fixedly connected with the first sleeve, and the first sleeve and the back nut are respectively arranged on two surfaces of the terminal connecting piece; the terminal connecting piece is also provided with a high-voltage connecting terminal at the same end of the back nut and is used for connecting and conducting the high-voltage wire of the battery cell.
Further, the insulating supporting mechanism is provided with two sets of same first positioning parts, the first positioning parts correspond to the sleeve connecting pieces one by one, each first positioning part comprises a positioning clamping groove and a first positioning hole, the positioning clamping grooves are used for positioning and clamping the terminal connecting pieces, and the first positioning holes are connected with the back nuts through screw fastening.
Preferably, the insulating support mechanism further includes a second positioning portion including a plurality of second positioning holes for fixing the insulating support mechanism inside the battery pack case.
Preferably, the socket mechanism is provided with two identical second sleeves, the second sleeves are in one-to-one correspondence with the pin members, and the second sleeves are detachably connected with the first pin portions.
Specifically, the inner surface of the second sleeve is smooth, the outer surface of the first pin part is smooth, and the second sleeve is sleeved and connected to the outer side of the first pin part; or,
the first contact pin part is provided with threads, the second sleeve is provided with internal threads matched with the first contact pin part, and the first contact pin part is connected with the second sleeve through threads.
Preferably, the socket mechanism further comprises a third positioning part and a power transmission port, wherein the third positioning part comprises a plurality of third positioning holes, and the third positioning holes are used for fixing the high-voltage socket on the outer side of the battery pack shell; the power transmission port is used for connecting external charging/discharging equipment.
Preferably, the pin surface further comprises a boss comprising parallel tightening surfaces, the boss being located between the first pin portion and the second pin portion.
Preferably, the first pin portion and the second pin portion are made of conductive materials, and the boss is made of conductive materials, insulating materials or insulating materials wrapped outside the conductive materials.
Compared with the prior art, the high-voltage connector provided by the invention has the following beneficial effects:
the invention provides a high-voltage connector, which comprises an insulating supporting mechanism, a sleeve connecting mechanism, a pin inserting mechanism and a socket mechanism, wherein the sleeve connecting mechanism comprises two identical sleeve connecting pieces, each sleeve connecting piece comprises a terminal connecting piece, a high-voltage connecting terminal at one end of the terminal connecting piece is respectively connected with a high-voltage wire led out by the positive electrode and the negative electrode of a battery cell, the same end is fixedly connected with the insulating supporting mechanism through a back nut, the other end of the high-voltage connecting piece is fixedly provided with a first sleeve, and a combination of the insulating supporting mechanism and the sleeve connecting mechanism is fixed in a battery pack shell, so that the high-voltage connecting terminal cannot shake in the battery pack, and the high-voltage connecting terminal is further connected with the high-voltage wires led out by the positive electrode and the negative electrode of the battery cell more tightly and is not easy to loosen; the pin mechanism comprises two pin members which are the same and correspond to the sleeve connecting pieces one by one, each pin member comprises a first pin portion and a second pin portion, the first pin portion is fixedly connected with the socket mechanism, so that the pin mechanism and the socket mechanism form a combined body, the combined body is integrally connected to the sleeve connecting mechanism, namely, the second pin portion is sleeved and plugged with the first sleeve through a first opening formed in a battery pack shell, the connection mode is simple and quick, the high-voltage lead led out by the positive electrode and the negative electrode of the battery core, the sleeve connecting mechanism, the pin mechanism and the socket mechanism are electrically communicated in sequence, and the pin mechanism and the socket mechanism can be quickly detached as a combined body when the pin mechanism and the socket mechanism are detached; in addition, the socket mechanism is fixed outside the battery pack shell, and the contact pin mechanism and the sleeve connecting mechanism which are avoided do relative motion, so that the connection is firmer, meanwhile, the socket mechanism covers the first opening, electric leakage is prevented, the safety of the battery pack is improved, and the connection with external charging/discharging equipment is further facilitated.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and do not constitute a limitation on the invention. In the drawings:
fig. 1 is an overall schematic diagram of a high-voltage connector according to an embodiment of the present invention;
fig. 2 is an assembly schematic diagram of a high voltage connector according to an embodiment of the present invention;
FIG. 3 is a schematic view of a sleeve connection according to an embodiment of the present invention;
fig. 4a to fig. 4b are schematic diagrams of two pin assemblies according to an embodiment of the present invention.
Reference numerals:
1-an insulating supporting mechanism, 101-a positioning clamping groove;
102-a first positioning hole, 103-a second positioning hole;
104-wire grooves;
2-sleeve connecting mechanism, 201-terminal connecting piece;
2011-high voltage connection terminal, 202-first sleeve;
203-a back nut;
3-pin mechanism, 301-second pin portion;
302-first pin portion, 303-boss;
4-socket mechanism, 401-second sleeve;
402-third locating hole, 403-transmission port.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, the following description of the embodiments accompanied with the accompanying drawings will be given in detail. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or as representing a particular number and are not to be construed as limiting the present invention. Furthermore, references to orientations or positional relationships of the terms "top," "bottom," "front," "back," "left," "right," "vertical," "horizontal," "inner," "outer," etc. are based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Example 1
Referring to fig. 1 or fig. 2, a high voltage connector according to an embodiment of the present invention is used for connecting and conducting a battery core of a battery pack with external charging/discharging equipment, and includes an insulating support mechanism 1, a sleeve connection mechanism 2, a pin mechanism 3 and a socket mechanism 4.
The sleeve connecting mechanism 2 comprises two identical sleeve connecting pieces, each sleeve connecting piece comprises a terminal connecting piece 201, a first sleeve 202 and a back nut 203, the first sleeve 202 and the back nut 203 are fixedly connected with the terminal connecting pieces 201 respectively, the terminal connecting pieces 201 are used for connecting and conducting high-voltage wires of the battery cells, and the operation space of the connecting process is large; the back nut 203 is fixedly connected with the insulating support mechanism 1 to serve as a first assembly, and the insulating support mechanism 1 is fixed inside the battery pack shell, so that the first assembly and the battery pack are fixed in position, the terminal connecting piece 201 cannot shake in the battery pack, and the terminal connecting piece 201 is further connected with high-voltage wires led out from the positive electrode and the negative electrode of the battery cell more tightly and difficultly loosened.
The pin mechanism 3 comprises two identical pin pieces, and the two pin pieces are in one-to-one correspondence with the sleeve connecting pieces; each contact pin component comprises a first contact pin part 302 and a second contact pin part 301, a first opening is formed in the battery pack shell, the first contact pin part 302 is fixedly connected with the socket mechanism 4 to serve as a second assembly, the second assembly is integrally connected to the sleeve connecting mechanism, namely, the second contact pin part 301 is connected with the first sleeve 202 through the first opening in a sleeved and inserted manner, and the connection mode is simple and quick to realize sequential electrical communication of a high-voltage wire led out by the positive electrode and the negative electrode of the battery core, the sleeve connecting mechanism 2, the contact pin mechanism 3 and the socket mechanism 4. Finally, the socket mechanism is fixed outside the battery pack shell, so that the relative movement of the pin mechanism 3 and the sleeve connecting mechanism 2 is avoided, the connection is more stable and firm, the connection with external charging/discharging equipment is also facilitated, and meanwhile, the second assembly formed by the pin mechanism 3 and the socket mechanism 4 can be quickly installed or detached from the battery pack shell.
Fig. 3 is a schematic view of a sleeve connector according to an embodiment of the present invention, wherein one end of a terminal connecting piece 201 is fixedly connected with a back nut 203, for example, one end of the terminal connecting piece 201 is welded with the back nut 203; the other end of the terminal connection piece 201 is fixedly connected with the first sleeve 202, for example, the other end of the terminal connection piece 201 is welded or riveted with the first sleeve 202; the first sleeve 202 and the back nut 203 are provided on both surfaces of the terminal connecting piece 201, respectively; the terminal connection piece 201 is further provided with a high-voltage connection terminal 2011 at the same end of the back nut 203, and is used for connecting a high-voltage wire led out by the power-on core, two identical sleeve connecting pieces comprise two identical high-voltage connection terminals 2011, the two high-voltage connection terminals are in one-to-one correspondence connection with the high-voltage wires led out by the positive electrode and the negative electrode of the power-on core, and the electric connection between the power core and the high-voltage connector is realized.
In addition, it should be noted that, the terminal connection piece 201 provided in the embodiment of the present invention may be in a straight line shape, a fold line shape, or an arc shape, and the shape of the terminal connection piece 201 changes with the shape of the insulating support mechanism 1, so as to facilitate the assembly of the sleeve connection mechanism 2 and the insulating support mechanism 1.
Referring to fig. 2, the insulating support mechanism 1 is provided with two identical first positioning portions, the first positioning portions correspond to the sleeve connecting pieces one by one, each first positioning portion includes a positioning slot 101 and a first positioning hole 102, the positioning slot 101 is adapted to position and clamp the fixed terminal connecting piece 201, the first positioning hole 102 is fastened and connected with the back nut 203 through a screw, and the sleeve connecting mechanism 2 and the insulating support mechanism 1 are assembled into a first assembly.
The insulating support mechanism 1 further comprises a second positioning part, the second positioning part comprises a plurality of second positioning holes 103, the insulating support mechanism 1 is fixed on the inner side of the battery pack shell through the second positioning holes 103, namely, the fixation of a first assembly assembled by the sleeve connecting mechanism 2 and the insulating support mechanism 1 and the battery pack is realized, and the fixing mode has large operation space and convenient operation; in addition, because the insulating support mechanism 1 and the sleeve connecting mechanism 2 are assembled and used as the first assembly to be fixed inside the battery pack shell, the high-voltage connecting terminal 2011 cannot shake in the battery pack, and the high-voltage connecting terminal 2011 is further connected with high-voltage wires led out from the positive electrode and the negative electrode of the battery cell more tightly and is not easy to loosen.
The insulating material that insulating supporting mechanism 1 wholly adopted can be PA66+ GF30 etc. plastics material, and insulating effect is good for insulating supporting structure and battery package's fixed process are safer. The insulation supporting mechanism 1 is also provided with a wire groove 104, and when the high-voltage wire led out from the battery core is connected with the high-voltage connecting terminal 2011, the high-voltage wire is placed therein, so that the positioning is convenient, and the damage caused by extrusion is avoided. Further, the shape of the insulating support mechanism 1 is adaptively changed according to the change of the internal structure and the external structure of the battery pack.
With continued reference to fig. 2, the socket mechanism 4 is provided with two identical second sleeves 401, and the second sleeves 401 are in one-to-one correspondence with the pin members, that is, the second sleeves 401 are in one-to-one correspondence and are in mating connection with the first pin portions 302 of the two pin members. Specifically, referring to fig. 4a or fig. 4b, the inner surface of the second sleeve 401 is smooth, the outer surface of the first pin portion 302 is smooth, the second sleeve 401 is directly sleeved on the outer side of the first pin portion 302, preferably, the inner surface of the second sleeve 401 is smooth and provided with a protrusion, the outer surface of the first pin portion 302 is smooth and provided with a clamping groove adapted to the protrusion, and the second sleeve 401 is directly sleeved on the outer side of the first pin portion 302 and is reinforced by the protrusion and the clamping groove; or, the first pin portion 302 is provided with external threads, the second sleeve 401 is provided with internal threads matched with the first pin portion 302, the first pin portion 302 and the second sleeve 401 are connected through threaded screwing, so that the combined assembly of the pin mechanism 3 and the socket mechanism 4 is completed, in order to facilitate the combined assembly of the second sleeve 401 and the first pin portion 302, a boss 303 is further arranged on the surface of the pin member between the first pin portion 302 and the second pin portion 301, the boss 303 comprises parallel screwing surfaces, and the boss is convenient for an operator to hold and apply force to assemble the second sleeve 401 and the first pin portion 302 more firmly. The first pin portion 302 and the second pin portion 301 are made of a conductive material, for example, copper, aluminum, iron, etc., preferably a copper material with a high conductive capability, and the boss 301 is made of a conductive material, an insulating material, or an insulating material wrapped with an insulating material, for example, a metal material such as copper, aluminum, iron, etc., or an insulating material such as rubber, plastic, etc., or an insulating coating, rubber, or plastic wrapped on the surface of the metal material. The boss is only a protruding portion on the surface of the pin, and the inside of the boss is made of the same conductive material as the first pin 302 and the second pin 301, so that the conductivity is enhanced.
The pin mechanism 3 and the socket mechanism 4 are assembled into the second assembly through the combination of the first pin portion 302 and the second sleeve 401, the second assembly is integrally installed with the first assembly from the outside of the battery pack, namely, the second pin portion 301 and the first sleeve 202 are connected through the first opening sleeve in a plugging manner, the operation is convenient and quick, screws do not need to be fastened in a narrow space, and the operation is easy. In addition, the connection mode is simple and quick, and the high-voltage lead led out by the positive electrode and the negative electrode of the battery cell, the sleeve connecting mechanism 2, the pin inserting mechanism 3 and the socket mechanism 4 are electrically communicated in sequence.
Specifically, the second pin portion 301, the first sleeve 202 and the terminal connection piece 201 are made of conductive materials, such as copper, aluminum, iron, and the like, preferably copper with strong conductive capability, the inner diameter of the first sleeve 202 is the same as the outer diameter of the second pin portion 301, and the length of the first sleeve 202 is the same as the length of the second pin portion 301, so that the first sleeve 202 is completely and tightly nested and wrapped on the outer side of the second pin portion 301, the contact area between the first sleeve 202 and the second pin portion 301 is increased, the flow guiding capability is enhanced, and the danger caused by excessive temperature rise under high voltage and high current is avoided.
Meanwhile, the shapes and the sizes of the first sleeve 202 and the second pin portions 301 are matched, and the relative positions of the two first sleeve 202 and the relative positions of the two second pin portions 301 are the same, so that the installation is more convenient, quicker, simpler and easier.
With continued reference to fig. 2, the high voltage socket 4 further includes a third positioning portion and a power transmission port 403, where the third positioning portion includes a plurality of third positioning holes 402 for fixing the high voltage socket 4 to the outside of the battery pack case; the inside of the power transmission port 403 is electrically connected with the second sleeve 401, and the power transmission port 403 is also used for connecting with external charging/discharging equipment to realize charging or discharging of the battery pack.
The socket mechanism 4 is fixed outside the battery pack shell, so that the relative movement of the pin mechanism 3 and the sleeve connecting mechanism 2 is avoided, the connection is more stable and firm, the connection with external charging/discharging equipment is also facilitated, and meanwhile, the second assembly formed by the pin mechanism 3 and the socket mechanism 4 can be conveniently and rapidly installed or detached from the battery pack shell. In addition, the socket mechanism covers the first opening on the battery pack shell, electric leakage or electric shock of operators is prevented, and safety of the battery pack is improved.
In practical operation, according to different specific processes and shapes, the insulating support mechanism 1 and the sleeve connecting mechanism 2 may be integrally formed into a first assembly, and the pin mechanism 3 and the socket mechanism 4 may be integrally formed into a second assembly.
The foregoing is merely illustrative of the present invention, and the present invention is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A high-voltage connector for connecting and conducting an internal cell of a battery pack with external charging/discharging equipment, a first opening is arranged on a shell of the battery pack, the high-voltage connector is characterized in that,
the high-voltage connector comprises an insulating supporting mechanism, a sleeve connecting mechanism, a pin inserting mechanism and a socket mechanism, wherein,
the insulation supporting mechanism is used for being fixed inside the battery pack shell;
the sleeve connecting mechanism comprises two identical sleeve connecting pieces, wherein each sleeve connecting piece comprises a terminal connecting piece, a first sleeve and a back nut which are fixedly connected with the terminal connecting piece respectively, the back nut is fixedly connected with the insulating supporting mechanism, and the terminal connecting pieces are used for being connected and conducted with a high-voltage wire of the battery cell;
the pin inserting mechanism comprises two identical pin inserting pieces, and the pin inserting pieces correspond to the sleeve connecting pieces one by one; the pin assembly comprises a first pin part and a second pin part, the first pin part is detachably connected with the socket mechanism, and the second pin part is sleeved and embedded with the first sleeve through the first opening;
the socket mechanism is fixed outside the battery pack housing and is used for connecting external charging/discharging equipment.
2. The high voltage connector of claim 1, wherein,
the first sleeve and the terminal connecting piece are electric conductors, and the inner diameter of the first sleeve is the same as the outer diameter of the second contact pin part.
3. The high voltage connector of claim 1, wherein,
one end of the terminal connecting piece is fixedly connected with the back nut, the other end of the terminal connecting piece is fixedly connected with the first sleeve, and the first sleeve and the back nut are respectively arranged on two surfaces of the terminal connecting piece; the terminal connecting piece is also provided with a high-voltage connecting terminal at the same end of the back nut and is used for connecting and conducting the high-voltage wire of the battery cell.
4. The high voltage connector of claim 3, wherein,
the insulating supporting mechanism is provided with two sets of same first positioning parts, the first positioning parts correspond to the sleeve connecting pieces one by one, each first positioning part comprises a positioning clamping groove and a first positioning hole, the positioning clamping grooves are positioned and clamped and fixed on the terminal connecting pieces, and the first positioning holes are fixedly connected with the back nuts through screws.
5. The high voltage connector of claim 1, wherein,
the insulating support mechanism further comprises a second positioning part, wherein the second positioning part comprises a plurality of second positioning holes, and the second positioning holes are used for fixing the insulating support mechanism on the inner side of the battery pack shell.
6. The high voltage connector of claim 1, wherein,
the socket mechanism is provided with two identical second sleeves, the second sleeves correspond to the pin members one by one, and the second sleeves are detachably connected with the first pin portions.
7. The high voltage connector of claim 6, wherein,
the inner surface of the second sleeve is smooth, the outer surface of the first pin part is smooth, and the second sleeve is sleeved and connected to the outer side of the first pin part; or,
the first contact pin part is provided with threads, the second sleeve is provided with internal threads matched with the first contact pin part, and the first contact pin part is connected with the second sleeve through threads.
8. The high voltage connector of claim 1, wherein,
the socket mechanism further comprises a third positioning part and a power transmission port, wherein the third positioning part comprises a plurality of third positioning holes, and the third positioning holes are used for fixing the high-voltage socket on the outer side of the battery pack shell; the power transmission port is used for connecting external charging/discharging equipment.
9. The high voltage connector of claim 1, wherein,
the pin member surface also includes the boss, the boss includes parallel tightening surface, the boss is located first pin portion with between the second pin portion.
10. The high voltage connector of claim 9, wherein,
the first contact pin portion and the second contact pin portion are made of conductive materials, and the boss is made of conductive materials, insulating materials or insulating materials wrapped outside the conductive materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811441324.3A CN109449671B (en) | 2018-11-29 | 2018-11-29 | High-voltage connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811441324.3A CN109449671B (en) | 2018-11-29 | 2018-11-29 | High-voltage connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109449671A CN109449671A (en) | 2019-03-08 |
| CN109449671B true CN109449671B (en) | 2023-09-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811441324.3A Active CN109449671B (en) | 2018-11-29 | 2018-11-29 | High-voltage connector |
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| CN (1) | CN109449671B (en) |
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| CN109449671A (en) | 2019-03-08 |
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