High-low voltage connector, connecting assembly and vehicle

Abstract

The utility model provides a high-low voltage connector, a connecting assembly and a vehicle. The high-low voltage connector is used for being installed at an installation hole of an installation shell. The high-low-voltage connector comprises a high-voltage connecting structure and a low-voltage connecting structure, wherein the high-voltage connecting structure is provided with a first connecting part and a second connecting part; the positioning part and the inserting part are connected with each other, the inserting part is arranged on one side of the positioning part, the periphery of the inserting part is matched with the edge of the mounting hole, the inserting part is used for being inserted into the mounting hole, the periphery of the positioning part protrudes out of the periphery of the inserting part, and the positioning part is used for abutting against the wall face of the mounting shell; at least part of the first connecting part and at least part of the second connecting part are located on the two sides of the positioning part respectively, and at least part of the third connecting part and at least part of the fourth connecting part are located on the two sides of the positioning part respectively. According to the technical scheme provided by the utility model, the technical problem that the connector is inconvenient to disassemble and assemble in the prior art can be solved.

Description

Technical Field

[0001] The utility model relates to the technical field of connection modes of motors and controllers of new energy automobile technologies, and in particular to a high and low voltage connector, a connection component and a vehicle. Background Art

[0002] At present, the driving system of the new energy vehicle in the prior art includes a motor and a controller, and the motor and the controller are often connected by using an adapter socket.

[0003] However, the transfer socket in the prior art is generally mounted on the inner wall of the housing by screws, so the transfer socket often needs to be disassembled and assembled from the inside of the housing, which is inconvenient to operate. Utility Model Content

[0004] The main purpose of the utility model is to provide a high and low voltage connector, a connection assembly and a vehicle, so as to solve the technical problem that it is inconvenient to disassemble and assemble the connector in the prior art.

[0005] In order to achieve the above object, according to one aspect of the utility model, a high and low voltage connector is provided, and the high and low voltage connector is used to be installed at the mounting hole of the mounting shell; the high and low voltage connector includes:

[0006] A high-pressure connection structure and a low-pressure connection structure, the high-pressure connection structure having a first connection portion and a second connection portion, and the low-pressure connection structure having a third connection portion and a fourth connection portion;

[0007] A positioning portion and a plug-in portion connected to each other, the plug-in portion is arranged on one side of the positioning portion, the periphery of the plug-in portion is adapted to the edge of the mounting hole, the plug-in portion is used to be plugged into the mounting hole, the periphery of the positioning portion is protruding from the periphery of the plug-in portion, and the positioning portion is used to abut against the wall surface of the mounting shell;

[0008] Among them, at least part of the high-voltage connection structure and at least part of the low-voltage connection structure are both passed through the positioning part, at least part of the first connection part and the second connection part are respectively located on both sides of the positioning part, and at least part of the third connection part and at least part of the fourth connection part are respectively located on both sides of the positioning part.

[0009] Further, the plug-in portion is an annular structure, and the plug-in portion is disposed around at least a portion of the high-voltage connection structure and at least a portion of the low-voltage connection structure; or,

[0010] The plug-in portion is a plug-in block, and a first plug-in slot and a second plug-in slot are provided on the plug-in block, the first plug-in slot is adapted to at least a portion of the high-voltage connection structure, and at least a portion of the high-voltage connection structure is inserted into the first plug-in slot, and the second plug-in slot is adapted to at least a portion of the low-voltage connection structure, and at least a portion of the low-voltage connection structure is inserted into the second plug-in slot; or,

[0011] The high-voltage connection structure, the low-voltage connection structure and the positioning part are formed into an integrated structure by injection molding. The integrated structure includes an injection molded part, and a portion of the injection molded part protruding from one side of the positioning part is used to form a plug-in part.

[0012] Furthermore, the high and low voltage connector also includes:

[0013] The sealing member is arranged on the plug-in portion, and at least a part of the sealing member is located between the plug-in portion and the mounting hole.

[0014] Furthermore, the sealing member includes a first sealing ring and a second sealing ring which are connected to each other, the first sealing ring is sleeved on the plug-in portion, the first sealing ring is located between the plug-in portion and the mounting hole, the periphery of the second sealing ring protrudes from the periphery of the first sealing ring, and the second sealing ring is located between the positioning portion and the wall of the mounting shell.

[0015] Further, the first sealing ring extends along the axial direction of the mounting hole, and a sealing convex portion is provided on the first sealing ring, and the sealing convex portion protrudes from the first sealing ring;

[0016] Wherein, a sealing convex portion is arranged on the outer ring of the first sealing ring; and / or,

[0017] A sealing convex portion is provided on the inner ring of the first sealing ring; and / or,

[0018] There are multiple sealing protrusions, and the multiple sealing protrusions are arranged at intervals along the axial direction of the mounting hole.

[0019] Furthermore, the high and low voltage connector also includes:

[0020] A magnetic ring is arranged on one side of the positioning part, and the magnetic ring is sleeved on the high-voltage connection structure;

[0021] Wherein, the plug-in part is an annular structure, and the magnetic ring is arranged in the inner ring of the plug-in part; or,

[0022] The plug-in part is a plug-in block, and a mounting groove is arranged on the plug-in block. The mounting groove and the mounting hole are arranged at intervals, and the mounting groove is adapted to the shape of the magnetic ring, and the magnetic ring is installed in the mounting groove; or,

[0023] The high-voltage connection structure, the low-voltage connection structure and the positioning part are formed into an integrated structure by injection molding. The integrated structure includes an injection molded part. The part of the injection molded part protruding from one side of the positioning part is used to form a plug-in part. The plug-in part is provided with a mounting groove that is compatible with the magnetic ring.

[0024] Furthermore, the high-voltage connection structure, the low-voltage connection structure, the positioning portion and the magnetic ring are potted with potting glue.

[0025] Further, the first connection portion is a first connection hole, and the second connection portion is a second connection hole;

[0026] Wherein, the first connecting hole is a first threaded hole, and the second connecting hole is a second threaded hole; and / or,

[0027] The axial extension direction of the first connecting hole and the axial extension direction of the second connecting hole are arranged at a preset angle.

[0028] Furthermore, the opening end of the second connecting hole is located on one side of the positioning portion, and the opening end of the first connecting hole is located on the other side of the positioning portion. The axial extension direction of the first connecting hole is the same as the axial direction of the mounting hole, and the axial extension direction of the second connecting hole is perpendicular to the axial extension direction of the first connecting hole.

[0029] Furthermore, the high voltage connection structure comprises:

[0030] A high-voltage connector, which is passed through the positioning portion and is provided with a first connecting portion and a second connecting portion;

[0031] The protective part is arranged on at least part of the high-voltage connector, and is arranged on a side of the plug-in part away from the positioning part, and is arranged to avoid the second connecting part away from one end of the plug-in part.

[0032] Further, the protection part is an annular structure, and the protection part is arranged around the high-voltage connector; or,

[0033] The protection part is a protection block, a avoidance groove is arranged on the protection block, the high-voltage connector is arranged in the avoidance groove, and one end of the second connection part away from the plug-in part is located at the notch of the avoidance groove or extends from the notch of the avoidance groove; or,

[0034] The protection part is formed by injection molding, and the protection part and the high-voltage connector are formed into an integral structure by injection molding.

[0035] Furthermore, the high-voltage connector is a copper column, and there are multiple high-voltage connectors, which are arranged at intervals.

[0036] Furthermore, the high-voltage connection structure further includes: a separator, which is arranged on the protective part, and the separator is arranged protruding from an end of the second connection part away from the plug-in part;

[0037] Wherein, at least one separator is provided between two adjacent second connecting parts at ends away from the plug-in part; and / or,

[0038] The partition and the protective part are an integrally formed structure.

[0039] Furthermore, the third connection part is a first low-pressure connection part, the fourth connection part is a second low-pressure connection part, the second low-pressure connection part is located on one side of the positioning part, the first low-pressure connection part is located on the other side of the positioning part, and the second low-pressure connection part extends out of the plug-in part.

[0040] Furthermore, the first low-voltage connecting piece is a bending structure, and the bending portion of the bending structure is bent toward a side close to the positioning portion.

[0041] Further, the first low-voltage connector includes a first connecting section and a second connecting section connected in sequence, the first connecting section extends from one side to the other side of the positioning portion, and the extending direction of the second connecting section is perpendicular to the extending direction of the first connecting section; and / or,

[0042] The first low-pressure connecting piece and the second low-pressure connecting piece are an integrally formed structure; and / or,

[0043] There are multiple first low-pressure connectors and multiple second low-pressure connectors. The multiple second low-pressure connectors are arranged in one-to-one correspondence with the multiple first low-pressure connectors, and each second low-pressure connector is connected to the corresponding first low-pressure connector.

[0044] Furthermore, the low-voltage connection structure includes:

[0045] A first protective structure, which is covered on the first low-pressure connector, and the first protective structure is arranged to avoid both ends of the first low-pressure connector;

[0046] The second protective structure is covered on the second low-pressure connecting piece, and the second protective structure is arranged to avoid the two ends of the second low-pressure connecting piece.

[0047] Further, the first low-voltage connector is a first plug pin, the first protective structure is a bent shell, and the bent shell is arranged around the periphery of the first plug pin; and / or,

[0048] The second low-voltage connecting piece is a second plug pin, the second plug pin is a straight bar structure, and the second protective structure is a straight shell structure, which is arranged around the periphery of the second plug pin.

[0049] The first protective structure and the positioning portion are an integrally formed structure; or,

[0050] The second protective structure, the positioning portion and the plug-in portion are an integrally formed structure; or,

[0051] The first protective structure, the second protective structure, the positioning portion and the plug-in portion are an integrally formed structure.

[0052] According to another aspect of the present invention, a connection assembly is provided, comprising:

[0053] Install the shell;

[0054] The high and low voltage connectors provided above are installed at the installation holes of the installation shell.

[0055] Further, the positioning portion of the high and low voltage connector abuts against the outer wall of the mounting shell; and / or,

[0056] The connection component also includes a controller and a motor. The controller is installed in the installation shell, the motor is installed on the installation shell, and the motor is connected to the controller through high and low voltage connectors.

[0057] According to another aspect of the utility model, a vehicle is provided, comprising the connection assembly provided above.

[0058] By applying the technical solution of the utility model, the structure of the above-mentioned high and low voltage connector is simple and easy to operate. It integrates high and low voltage, magnetic ring and other structural connections in one, has high integration, compact structural layout, good sealing effect, can effectively reduce the electromagnetic interference generated by the high-voltage connection structure, and the structure is integrally formed and has good overall stability. The above-mentioned high and low voltage connector can reduce the height space occupied by the high and low voltage connector and other parts, reduce the overall volume occupied when the high and low voltage connector is connected with other parts, optimize the structural layout when the high and low voltage connector is connected with other parts, and improve the compactness of the layout. The positioning part can be positioned on the outer wall or inner wall of the mounting shell according to actual needs. In order to facilitate sufficient operating space for operating the high and low voltage connector and to facilitate the disassembly and assembly of the high and low voltage connector, the high and low voltage connector can be installed from the outside of the mounting shell, and the positioning part can be abutted against the outer wall surface of the mounting shell. BRIEF DESCRIPTION OF THE DRAWINGS

[0059] The drawings constituting part of the present application are used to provide a further understanding of the present invention. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:

[0060] Figure 1 A schematic diagram of the structure of a high and low voltage connector provided according to an embodiment of the utility model is shown;

[0061] Figure 2 A bottom view of a high and low voltage connector provided according to an embodiment of the utility model is shown;

[0062] Figure 3 A top view of a high and low voltage connector provided according to an embodiment of the utility model is shown;

[0063] Figure 4 A cross-sectional view of a high and low voltage connector provided according to an embodiment of the utility model is shown;

[0064] Figure 5 A cross-sectional view of a high-voltage connection structure provided according to an embodiment of the utility model is shown;

[0065] Figure 6 A cross-sectional view of a low-voltage connection structure provided according to an embodiment of the utility model is shown;

[0066] Figure 7 A structural schematic diagram of a high and low voltage connector provided according to an embodiment of the utility model from another angle is shown;

[0067] Figure 8 A schematic structural diagram of a connection assembly provided according to an embodiment of the utility model is shown;

[0068] Fig. 9 An exploded view of a connection assembly provided according to an embodiment of the utility model is shown.

[0069] The above drawings include the following reference numerals:

[0070] 10. High and low voltage connectors; 11. High voltage connection structure; 111. First connection part; 112. Second connection part; 113. High voltage connector; 114. Protective part; 115. Separator; 12. Low voltage connection structure; 121. Third connection part; 122. Fourth connection part; 123. First protective structure; 124. Second protective structure; 13. Positioning part; 14. Plug-in part; 15. Sealing part; 151. First sealing ring; 152. Second sealing ring; 153. Sealing convex part; 16. Magnetic ring;

[0071] 20. Mounting shell; 21. Mounting hole;

[0072] 30. Motor;

[0073] 40. Connecting parts of the controller. DETAILED DESCRIPTION

[0074] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present utility model will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0075] like Figures 1 to 7As shown, the first embodiment of the utility model provides a high-low voltage connector 10, which is used to be installed at the mounting hole 21 of the mounting shell 20; the high-low voltage connector 10 includes a high-voltage connection structure 11, a low-voltage connection structure 12, and a positioning portion 13 and a plug-in portion 14 connected to each other, the high-voltage connection structure 11 has a first connection portion 111 and a second connection portion 112, and the low-voltage connection structure 12 has a third connection portion 121 and a fourth connection portion 122. The plug-in portion 14 is arranged on one side of the positioning portion 13, the periphery of the plug-in portion 14 is adapted to the edge of the mounting hole 21, the plug-in portion 14 is used to be plugged into the mounting hole 21, the periphery of the positioning portion 13 is protruding from the periphery of the plug-in portion 14, and the positioning portion 13 is used to abut against the wall surface of the mounting shell 20. Among them, at least part of the high-voltage connection structure 11 and at least part of the low-voltage connection structure 12 are both penetrated on the positioning part 13, at least part of the first connection part 111 and at least part of the second connection part 112 are respectively located on both sides of the positioning part 13, and at least part of the third connection part 121 and at least part of the fourth connection part 122 are respectively located on both sides of the positioning part 13.

[0076] When using the high and low voltage connector 10 provided in this embodiment, the plug-in portion 14 is plugged into the mounting hole 21 during installation, and the positioning portion 13 is abutted against the wall surface of the mounting shell 20. The above structure is simple and easy to operate, and the positioning portion 13 can be positioned on the outer wall or inner wall of the mounting shell 20 according to actual needs. In order to have sufficient operating space for operating the high and low voltage connector 10 and to facilitate the disassembly and assembly of the high and low voltage connector 10, the high and low voltage connector 10 can be installed from the outside of the mounting shell 20, and the positioning portion 13 is abutted against the outer wall surface of the mounting shell 20.

[0077] In addition, the structure in the present application inherits the high voltage connection structure 11 and the low voltage connection structure 12, which is easy to operate and compact. Specifically, the high voltage connection structure 11 includes a plurality of copper pillars, specifically three copper pillars. The low voltage connection structure 12 can be a low voltage signal terminal structure.

[0078] Specifically, the high and low voltage connectors are used to connect the motor and the controller, the plug-in portion 14 is located on the side close to the controller, and the motor 30 is located on the side close to the positioning portion 13. The first connecting portion 111 is used to connect with the three phases of the motor 30 (corresponding to the AC copper busbar of the motor), and the second connecting portion 112 is used to connect with the controller. Specifically, the second connecting portion 112 is used to connect with the connecting component 40 of the controller, and the connecting component 40 of the controller can be the AC copper busbar of the controller. The third connecting portion 121 is used to connect with the low voltage connection side of the motor 30, and the fourth connecting portion 122 is used to connect with the low voltage connection side of the controller.

[0079] Specifically, the plug-in portion 14 is an annular structure, and the plug-in portion 14 is arranged around at least part of the high-voltage connection structure 11 and at least part of the low-voltage connection structure 12. This structure is simple and convenient for connecting at least part of the high-voltage structure with the part to be connected in the mounting shell 20. Alternatively, the plug-in portion 14 is a plug-in block, and the plug-in block is provided with a first plug-in slot and a second plug-in slot, the first plug-in slot is adapted to at least part of the high-voltage connection structure 11, and at least part of the high-voltage connection structure 11 is inserted in the first plug-in slot, the second plug-in slot is adapted to at least part of the low-voltage connection structure 12, and at least part of the low-voltage connection structure 12 is inserted in the second plug-in slot, and this structure is simple and convenient for installation and connection, so as to effectively ensure the sealing effect. Alternatively, the high-voltage connection structure 11, the low-voltage connection structure 12 and the positioning portion 13 are formed into an integrated structure by injection molding, and the integrated structure includes an injection molded part, and the part of the injection molded part protruding from one side of the positioning portion 13 is used to form the plug-in portion 14. This facilitates effectively ensuring the protection effect of the high-voltage connection structure 11 and the low-voltage connection structure 12, and improves the overall stability of the structure.

[0080] In this embodiment, the high-low voltage connector 10 further includes a sealing member 15, which is disposed on the plug-in portion 14, and at least a portion of the sealing member 15 is located between the plug-in portion 14 and the mounting hole 21. In this way, the sealing effect of the mounting shell 20 can be further improved to prevent foreign substances from entering the mounting shell 20 through the mounting hole 21.

[0081] Specifically, the sealing member 15 in this embodiment includes a first sealing ring 151 and a second sealing ring 152 connected to each other, the first sealing ring 151 is sleeved on the plug-in portion 14, the first sealing ring 151 is located between the plug-in portion 14 and the mounting hole 21, the periphery of the second sealing ring 152 is protruding from the periphery of the first sealing ring 151, and the second sealing ring 152 is located between the positioning portion 13 and the wall surface of the mounting shell 20. With such a structural arrangement, it is convenient to further improve the sealing effect of the sealing member 15 and better prevent foreign matter from entering the mounting shell 20 through the mounting hole 21.

[0082] In this embodiment, the first sealing ring 151 extends along the axial direction of the mounting hole 21, and a sealing protrusion 153 is provided on the first sealing ring 151, and the sealing protrusion 153 protrudes from the first sealing ring 151. The sealing protrusion 153 is provided on the outer ring of the first sealing ring 151 to improve the sealing performance at the outer ring of the first sealing ring 151.

[0083] Specifically, a sealing protrusion 153 may be provided on the inner ring of the first sealing ring 151 to improve the sealing performance at the inner ring of the first sealing ring 151 .

[0084] Specifically, there are a plurality of sealing protrusions 153 , and the plurality of sealing protrusions 153 are spaced apart along the axial direction of the mounting hole 21 , so as to better improve the sealing effect of the first sealing ring 151 .

[0085] In this embodiment, the high and low voltage connector 10 further includes a magnetic ring 16, which is disposed on one side of the positioning portion 13 and sleeved on the high voltage connection structure 11. In this way, electromagnetic interference can be effectively reduced by the magnetic ring 16. In addition, by integrating the magnetic ring 16 on the high and low voltage connector 10, the integration of the high and low voltage connector 10 is improved, and the operation steps of additional installation are reduced.

[0086] Among them, the plug-in part 14 is an annular structure, and the magnetic ring 16 is arranged in the inner circle of the plug-in part 14, which has a simple structure and is convenient for effectively reducing electromagnetic interference. Alternatively, the plug-in part 14 is a plug-in block, and a mounting groove is arranged on the plug-in block, and the mounting groove is arranged at intervals with the mounting hole 21, and the mounting groove is adapted to the shape of the magnetic ring 16, and the magnetic ring 16 is installed in the mounting groove, which is convenient for improving the installation stability of the magnetic ring 16 to effectively avoid electromagnetic interference. Alternatively, the high-voltage connection structure 11, the low-voltage connection structure 12 and the positioning part 13 are formed into an integral structure by injection molding, and the integral structure includes an injection molded part, and the part of the injection molded part protruding from one side of the positioning part 13 is used to form the plug-in part 14, and the plug-in part 14 is provided with a mounting groove adapted to the magnetic ring 16, so that the injection molding can improve the overall stability of the structure, and it is also convenient to effectively protect the high-voltage connection structure 11, the low-voltage connection structure 12, and the positioning part 13, and it is convenient to install the magnetic ring 16.

[0087] Specifically, the high-voltage connection structure 11, the low-voltage connection structure 12, the positioning portion 13 and the magnetic ring 16 are potted with potting glue to prevent plastic cracking and oil and gas infiltration. Specifically, epoxy resin potting can be used for potting.

[0088] Specifically, the first connection portion 111 is a first connection hole, and the second connection portion 112 is a second connection hole, so as to facilitate connection and operation.

[0089] The first connection hole is a first threaded hole, and the second connection hole is a second threaded hole, so as to improve the stability of the connection through threaded connection.

[0090] Specifically, the axial extension direction of the first connecting hole and the axial extension direction of the second connecting hole are set at a preset angle, which makes it easy to adjust the directions of the first connecting hole and the second connecting hole according to the layout of the installation space in the mounting shell 20, so as to better ensure that the first connecting hole can be connected to the components of the motor 30 outside the mounting shell 20, and the second connecting hole can be connected to the controller inside the mounting shell 20.

[0091] In this embodiment, the opening end of the second connection hole is located on one side of the positioning portion 13, and the opening end of the first connection hole is located on the other side of the positioning portion 13. The axial extension direction of the first connection hole is the same as the axial direction of the mounting hole 21, and the axial extension direction of the second connection hole is perpendicular to the axial extension direction of the first connection hole. With such a structural setting, since the space outside the mounting shell 20 is not limited, the components of the motor 30 can be operated accordingly along the axial extension direction of the first connection hole; since the space inside the mounting shell 20 is limited, by making the axial direction of the second connection hole perpendicular to the axial direction of the first connection hole, it is convenient to adaptively insert, remove, screw in, screw out, or screw the connection component 40 of the controller along the axial direction of the second connection hole at the top opening of the mounting shell 20, thereby improving the convenience of operation.

[0092] Specifically, the high-voltage connection structure 11 in this embodiment includes a high-voltage connector 113 and a protective portion 114. The high-voltage connector 113 is inserted into the positioning portion 13, and the high-voltage connector 113 is provided with a first connection portion 111 and a second connection portion 112. The protective portion 114 is covered on at least part of the high-voltage connector 113, and the protective portion 114 is arranged on a side of the plug-in portion 14 away from the positioning portion 13, and the protective portion 114 is arranged to avoid the second connection portion 112 from being away from the plug-in portion 14. With such a structural arrangement, it is convenient to effectively protect the high-voltage connector 113 while ensuring that the connection of the second connection portion 112 is not affected. Specifically, the protective portion 114 can be supported by an insulating material to avoid the influence of the high-voltage connector 113 on other components.

[0093] Specifically, the high-voltage connector 113 is used to form at least part of the high-voltage connection structure 11, so that at least part of the high-voltage connection structure 11 is penetrated on the positioning portion 13. A portion of the hole section of the first connection portion 111 is located on one side of the positioning portion 13, and another portion of the hole section of the first connection portion 111 is located on the other side of the positioning portion 13.

[0094] In the present embodiment, the protective portion 114 is an annular structure, and the protective portion 114 is arranged around the high-voltage connector 113. This structure is simple and is convenient for effectively protecting the high-voltage connector 113. Alternatively, the protective portion 114 is a protective block, and a avoidance groove is arranged on the protective block. The high-voltage connector 113 is arranged in the avoidance groove, and the end of the second connecting portion 112 away from the plug-in portion 14 is located at the notch of the avoidance groove or extends from the notch of the avoidance groove. This structure is simple and the assembly is stable, which is convenient for ensuring the protective effect of the high-voltage connector 113. Alternatively, the protective portion 114 is formed by injection molding, and the protective portion 114 and the high-voltage connector 113 are formed into an integral structure by injection molding. This is convenient for effectively forming an integral structure, improving the overall stability of the structure, and facilitating better protection and blocking of the high-voltage connector 113.

[0095] Specifically, there are multiple high-voltage connectors 113 in this embodiment, and the multiple high-voltage connectors 113 are arranged at intervals. The high-voltage connection structure also includes a separator 115, which is arranged on the protective part 114. The separator 115 is arranged protruding from the end of the second connection part 112 away from the plug-in part 14, and at least one separator 115 is arranged between the ends of two adjacent second connection parts 112 away from the plug-in part 14. With such a structural arrangement, it is convenient to effectively separate the structures connected to each high-voltage connector 113, and it is convenient to effectively and separately operate each structure used to connect to the high-voltage connector 113, and minimize the mutual influence between the multiple structures used to connect to the high-voltage connector 113.

[0096] Specifically, when there are multiple high-voltage connectors 113, at least part of the multiple high-voltage connectors 113 are spaced apart in the protective portion 114, so that the multiple high-voltage connectors 113 can be effectively separated by the protective portion 114 to avoid mutual interference between the multiple high-voltage connectors 113.

[0097] In this embodiment, the partition 115 and the protection part 114 are an integrally formed structure, which is easy to manufacture and has a simple structure. Specifically, the partition 115 and the protection part 114 can be an integrally formed structure by injection molding.

[0098] Specifically, the high-voltage connector 113 is a copper column, there are multiple high-voltage connectors 113 , and the multiple high-voltage connectors 113 are arranged at intervals to facilitate connection through the multiple high-voltage connectors 113 .

[0099] Specifically, the copper column extends along the axial direction of the mounting hole, and three copper columns may be provided.

[0100] Specifically, the third connection part 121 is a first low-voltage connection part, the fourth connection part 122 is a second low-voltage connection part, the second low-voltage connection part is located on one side of the positioning part 13, the first low-voltage connection part is located on the other side of the positioning part 13, and the second low-voltage connection part is extended from the plug-in part 14. With such a structural arrangement, it is convenient to connect with the motor 30 components outside the mounting shell 20 through the first low-voltage connection part, and to connect with the controller components inside the mounting shell 20 through the second low-voltage connection part.

[0101] Specifically, part of the third connection part 121 passes through the positioning part 13 to be connected to the fourth connection part 122, or part of the fourth connection part 122 passes through the positioning part 13 to be connected to the third connection part 121, or parts of the third connection part 121 and parts of the fourth connection part 122 are both located in the positioning part 13 and connected.

[0102] Specifically, the first low-voltage connector is a bending structure, and the bending portion of the bending structure is bent toward the side close to the positioning portion 13. With such a structural setting, it is possible to avoid the bending portion of the bending structure extending too long from the positioning portion 13 and to avoid occupying too much space, thereby improving the compactness of the structural layout. The above structure is simple, easy to operate, and also easy to optimize the connection layout and improve the compactness of the connection structure.

[0103] In this embodiment, the first low-voltage connector includes a first connecting section and a second connecting section connected in sequence, the first connecting section extends from one side to the other side of the positioning portion 13, and the extension direction of the second connecting section is perpendicular to the extension direction of the first connecting section. In this way, it is possible to avoid the bending portion of the bending structure extending too long from the positioning portion 13, avoid occupying too much space, and thus improve the compactness of the structural layout.

[0104] Specifically, the first connecting segment may be a horizontal segment, the second connecting segment may be a vertical segment, and the second connecting segment forms a bending portion of the bending structure.

[0105] Specifically, the first low-voltage connector and the second low-voltage connector are an integrally formed structure, which is simple in structure and easy to install and assemble. Specifically, the first low-voltage connector and the second low-voltage connector are an integrally formed pin structure.

[0106] Specifically, there are multiple first low-pressure connectors, multiple second low-pressure connectors, multiple second low-pressure connectors are arranged one-to-one with multiple first low-pressure connectors, and each second low-pressure connector is connected to the corresponding first low-pressure connector. In this way, it is convenient to connect through multiple first low-pressure connectors and multiple second low-pressure connectors.

[0107] In this embodiment, the low-voltage connection structure 12 includes a first protective structure 123 and a second protective structure 124. The first protective structure 123 is disposed on at least a portion of the first low-voltage connection piece, and the first protective structure 123 is disposed away from both ends of the first low-voltage connection piece, so as to effectively protect the first low-voltage connection piece without affecting the connection of the first low-voltage connection piece.

[0108] Specifically, the second protective structure 124 covers at least part of the second low-pressure connector, and is arranged to avoid both ends of the second low-pressure connector, so as to effectively protect the second low-pressure connector without affecting the connection of the second low-pressure connector.

[0109] Specifically, the first low-voltage connector is a first pin, the first pin is a bent structure, and the first protective structure 123 is a bent shell, which is arranged around the periphery of the first pin. In this way, it is convenient to effectively reduce the excessive space occupied by the first pin connection and effectively protect the first pin.

[0110] In this embodiment, the second protective structure is a second pin, the second pin is a straight bar structure, and the second protective structure 124 is a straight shell structure, which is arranged around the periphery of the second pin, so as to effectively protect the second pin.

[0111] Specifically, the first protective structure 123, the positioning portion 13 and the plug-in portion 14 are an integrally formed structure, which is simple in structure, convenient for injection molding, and improves the stability of the entire structure.

[0112] In this embodiment, the second protective structure 124, the positioning portion 13 and the plug-in portion 14 are an integrally formed structure, which has a simple structure, is convenient for injection molding, and improves the stability of the entire structure.

[0113] like Figure 8 and Fig. 9 As shown, the second embodiment of the present utility model provides a connection assembly, which includes a mounting shell 20 and the high and low voltage connectors 10 provided above, and the high and low voltage connectors 10 are mounted at the mounting holes 21 of the mounting shell 20 .

[0114] In this embodiment, the positioning portion 13 of the high-low voltage connector 10 abuts against the outer wall of the mounting shell 20, so as to facilitate the disassembly and assembly of the high-low voltage connector 10 from the outside and facilitate the operation.

[0115] Specifically, the connection assembly further includes a controller and a motor 30, the controller is mounted on the mounting shell 20, the motor 30 is mounted outside the mounting shell 20, and the motor 30 is connected to the controller via a high and low voltage connector 10. In this way, the controller and the motor 30 are synchronously connected at high and low voltages.

[0116] Specifically, the controller can be installed inside the mounting shell 20 , or the controller can be installed outside the mounting shell 20 , and the specific structure of the mounting hole 21 and the mounting shell 20 can be adaptively adjusted.

[0117] Embodiment 3 of the present utility model provides a vehicle, comprising the connection assembly provided in the above embodiment. Specifically, the vehicle in this embodiment may be a new energy vehicle.

[0118] From the above description, it can be seen that the above embodiments of the utility model achieve the following technical effects: the structure is compact and multiple components are integrated into one, so that high pressure and low pressure connection can be realized synchronously through the installation of one structure.

[0119] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0120] Unless otherwise specifically stated, the relative arrangement, numerical expressions and numerical values ​​of the parts and steps set forth in these embodiments do not limit the scope of the application. Meanwhile, it should be understood that, for ease of description, the sizes of the various parts shown in the accompanying drawings are not drawn according to actual proportional relationships. The technology, methods and equipment known to those of ordinary skill in the relevant art may not be discussed in detail, but in appropriate cases, the technology, methods and equipment should be considered as a part of the specification. In all examples shown and discussed here, any specific value should be interpreted as being merely exemplary, rather than as a limitation. Therefore, other examples of exemplary embodiments may have different values. It should be noted that similar reference numerals and letters represent similar items in the following drawings, and therefore, once a certain item is defined in an accompanying drawing, it does not need to be further discussed in subsequent drawings.

[0121] In the description of the present application, it should be understood that the directions or positional relationships indicated by directional words such as "front, back, up, down, left, right", "lateral, vertical, perpendicular, horizontal" and "top, bottom" are usually based on the directions or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description. Unless otherwise specified, these directional words do not indicate or imply that the device or element referred to must have a specific direction or be constructed and operated in a specific direction, and therefore cannot be understood as limiting the scope of protection of the present application; the directional words "inside and outside" refer to the inside and outside relative to the contours of each component itself.

[0122] For ease of description, spatially relative terms such as "above", "above", "on the upper surface of", "above", etc. may be used here to describe the spatial positional relationship between a device or feature and other devices or features as shown in the figure. It should be understood that spatially relative terms are intended to include different orientations of the device in use or operation in addition to the orientation described in the figure. For example, if the device in the accompanying drawings is inverted, the device described as "above other devices or structures" or "above other devices or structures" will be positioned as "below other devices or structures" or "below other devices or structures". Thus, the exemplary term "above" can include both "above" and "below". The device can also be positioned in other different ways (rotated 90 degrees or in other orientations), and the spatially relative descriptions used here are interpreted accordingly.

[0123] In addition, it should be noted that the use of terms such as "first" and "second" to limit components is only for the convenience of distinguishing the corresponding components. Unless otherwise stated, the above terms have no special meaning and therefore cannot be understood as limiting the scope of protection of this application.

[0124] The above description is only the preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A high and low voltage connector, characterized in that: The high-low voltage connector is used to be installed at a mounting hole (21) of a mounting shell (20); the high-low voltage connector comprises: A high-pressure connection structure (11) and a low-pressure connection structure (12), wherein the high-pressure connection structure (11) has a first connection portion (111) and a second connection portion (112), and the low-pressure connection structure (12) has a third connection portion (121) and a fourth connection portion (122); a positioning portion (13) and a plug-in portion (14) connected to each other, the plug-in portion (14) being arranged on one side of the positioning portion (13), the periphery of the plug-in portion (14) being adapted to the edge of the mounting hole (21), the plug-in portion (14) being used to be plugged into the mounting hole (21), the periphery of the positioning portion (13) being arranged to protrude from the periphery of the plug-in portion (14), and the positioning portion (13) being used to abut against the wall surface of the mounting shell (20); Wherein, at least a portion of the high-voltage connection structure (11) and at least a portion of the low-voltage connection structure (12) are both inserted into the positioning portion (13), at least a portion of the first connection portion (111) and the second connection portion (112) are respectively located on both sides of the positioning portion (13), and at least a portion of the third connection portion (121) and at least a portion of the fourth connection portion (122) are respectively located on both sides of the positioning portion (13).

2. The high and low voltage connector according to claim 1, characterized in that: The plug-in portion (14) is an annular structure, and the plug-in portion (14) is arranged around at least a portion of the high-voltage connection structure (11) and at least a portion of the low-voltage connection structure (12); or, The plug-in portion (14) is a plug-in block, and the plug-in block is provided with a first plug-in slot and a second plug-in slot, the first plug-in slot is adapted to at least a portion of the high-voltage connection structure (11), and at least a portion of the high-voltage connection structure (11) is inserted into the first plug-in slot, and the second plug-in slot is adapted to at least a portion of the low-voltage connection structure (12), and at least a portion of the low-voltage connection structure (12) is inserted into the second plug-in slot; or, The high-voltage connection structure (11), the low-voltage connection structure (12) and the positioning portion (13) are formed into an integral structure by injection molding, and the integral structure comprises an injection molded part, wherein a portion of the injection molded part protruding from one side of the positioning portion (13) is used to form the plug-in portion (14).

3. The high and low voltage connector according to claim 1, characterized in that: The high and low voltage connector also includes: A sealing member (15) is arranged on the plug-in portion (14), and at least a portion of the sealing member (15) is located between the plug-in portion (14) and the mounting hole (21).

4. The high and low voltage connector according to claim 3, characterized in that: The sealing member (15) comprises a first sealing ring (151) and a second sealing ring (152) which are connected to each other, wherein the first sealing ring (151) is sleeved on the plug-in portion (14), the first sealing ring (151) is located between the plug-in portion (14) and the mounting hole (21), the periphery of the second sealing ring (152) is arranged to protrude from the periphery of the first sealing ring (151), and the second sealing ring (152) is located between the positioning portion (13) and the wall surface of the mounting shell (20).

5. The high and low voltage connector according to claim 4, characterized in that: The first sealing ring (151) extends along the axial direction of the mounting hole (21); a sealing protrusion (153) is provided on the first sealing ring (151); and the sealing protrusion (153) is provided protruding from the first sealing ring (151); Wherein, the sealing protrusion (153) is provided on the outer ring of the first sealing ring (151); and / or, The sealing protrusion (153) is provided on the inner ring of the first sealing ring (151); and / or, There are a plurality of sealing protrusions (153), and the plurality of sealing protrusions (153) are arranged at intervals along the axial direction of the mounting hole (21).

6. The high and low voltage connector according to claim 1, characterized in that: The high and low voltage connector also includes: A magnetic ring (16) is arranged on one side of the positioning portion (13), and the magnetic ring (16) is sleeved on the high-voltage connection structure (11); Wherein, the plug-in portion (14) is an annular structure, and the magnetic ring (16) is arranged in the inner ring of the plug-in portion (14); or, The plug-in portion (14) is a plug-in block, the plug-in block is provided with a mounting groove, the mounting groove is spaced apart from the mounting hole (21), the mounting groove is adapted to the shape of the magnetic ring (16), and the magnetic ring (16) is installed in the mounting groove; or, The high-voltage connection structure (11), the low-voltage connection structure (12) and the positioning portion (13) are formed into an integral structure by injection molding, and the integral structure comprises an injection molded part, a portion of the injection molded part protruding from one side of the positioning portion (13) is used to form the plug-in portion (14), and the plug-in portion (14) is provided with a mounting groove that is compatible with the magnetic ring (16).

7. The high and low voltage connector according to claim 6, characterized in that: The high-voltage connection structure (11), the low-voltage connection structure (12), the positioning portion (13) and the magnetic ring (16) are potted with potting glue.

8. The high and low voltage connector according to claim 1, characterized in that: The first connection portion (111) is a first connection hole, and the second connection portion (112) is a second connection hole; Wherein, the first connecting hole is a first threaded hole, and the second connecting hole is a second threaded hole; and / or, An axial extension direction of the first connecting hole and an axial extension direction of the second connecting hole are arranged at a preset angle.

9. The high and low voltage connector according to claim 8, characterized in that: The opening end of the second connecting hole is located on one side of the positioning portion (13), and the opening end of the first connecting hole is located on the other side of the positioning portion (13); the axial extension direction of the first connecting hole is the same as the axial direction of the mounting hole (21), and the axial extension direction of the second connecting hole is perpendicular to the axial extension direction of the first connecting hole.

10. The high and low voltage connector according to claim 1, characterized in that: The high-voltage connection structure (11) comprises: A high-voltage connector (113), the high-voltage connector (113) being inserted through the positioning portion (13), and the high-voltage connector (113) being provided with the first connector (111) and the second connector (112); A protective portion (114) is provided to cover at least a portion of the high-voltage connector (113); the protective portion (114) is provided on a side of the plug-in portion (14) away from the positioning portion (13); and the protective portion (114) is provided to avoid an end of the second connection portion (112) away from the plug-in portion (14).

11. The high and low voltage connector according to claim 10, characterized in that: The protection part (114) is an annular structure, and the protection part (114) is arranged around the high-voltage connector (113); or, The protection part (114) is a protection block, the protection block is provided with an escape groove, the high-voltage connection piece (113) is arranged in the escape groove, and one end of the second connection part (112) away from the plug-in part (14) is located at the notch of the escape groove or extends from the notch of the escape groove; or, The protection portion (114) is formed by injection molding, and the protection portion (114) and the high-voltage connector (113) are formed into an integral structure by injection molding.

12. The high and low voltage connector according to claim 10, characterized in that: The high-voltage connector (113) is a copper column, and there are a plurality of the high-voltage connectors (113), which are arranged at intervals.

13. The high and low voltage connector according to claim 12, characterized in that: The high voltage connection structure further comprises: A separator (115) is arranged on the protective portion (114), and the separator (115) is arranged to protrude from an end of the second connecting portion (112) away from the plug-in portion (14); Wherein, at least one of the separators (115) is arranged between two adjacent ends of the second connecting parts (112) away from the plug-in part (14); and / or, The partition (115) and the protection portion (114) are an integrally formed structure.

14. The high and low voltage connector according to any one of claims 1 to 13, characterized in that: The third connection part (121) is a first low-pressure connection part, the fourth connection part (122) is a second low-pressure connection part, the second low-pressure connection part is located on one side of the positioning part (13), the first low-pressure connection part is located on the other side of the positioning part (13), and the second low-pressure connection part is extended out of the plug-in part (14).

15. The high and low voltage connector according to claim 14, characterized in that: The first low-voltage connecting piece is a bent structure, and the bent portion of the bent structure is bent toward a side close to the positioning portion (13).

16. The high and low voltage connector according to claim 14, characterized in that: The first low-pressure connecting piece comprises a first connecting section and a second connecting section which are connected in sequence, the first connecting section extending from one side to the other side of the positioning portion (13), and the extending direction of the second connecting section being perpendicular to the extending direction of the first connecting section; and / or, The first low-pressure connecting piece and the second low-pressure connecting piece are an integrally formed structure; and / or, There are multiple first low-pressure connectors, and multiple second low-pressure connectors. The multiple second low-pressure connectors are arranged in one-to-one correspondence with the multiple first low-pressure connectors, and each second low-pressure connector is connected to the corresponding first low-pressure connector.

17. The high and low voltage connector according to claim 14, characterized in that: The low-voltage connection structure (12) comprises: A first protective structure (123) is disposed on the first low-pressure connector, and the first protective structure (123) is disposed to avoid both ends of the first low-pressure connector; The second protective structure (124) is covered on the second low-pressure connecting piece, and the second protective structure (124) is arranged to avoid the two ends of the second low-pressure connecting piece.

18. The high and low voltage connector according to claim 17, characterized in that: The first low-voltage connector is a first plug pin, the first protective structure (123) is a bent shell, and the bent shell is arranged around the periphery of the first plug pin; and / or, The second low-voltage connecting piece is a second plug pin, the second plug pin is a straight bar structure, the second protective structure (124) is a straight shell structure, and the straight shell structure is arranged around the periphery of the second plug pin.

19. The high and low voltage connector according to claim 18, characterized in that: The first protective structure (123) and the positioning portion (13) are an integrally formed structure; or, The second protective structure (124), the positioning portion (13) and the plug-in portion (14) are an integrally formed structure; or, The first protective structure (123), the second protective structure (124), the positioning portion (13) and the plug-in portion (14) are an integrally formed structure.

20. A connection assembly, characterized in that: include: Mounting shell (20); The high-low voltage connector according to any one of claims 1 to 19, wherein the high-low voltage connector is installed at the mounting hole (21) of the mounting shell (20).

21. The connection assembly according to claim 20, characterized in that The positioning portion (13) of the high and low voltage connector abuts against the outer wall of the mounting shell (20); and / or, The connection assembly further comprises a controller and a motor (30), wherein the controller is mounted in the mounting shell (20), the motor (30) is mounted on the mounting shell (20), and the motor (30) is connected to the controller via the high and low voltage connectors.

22. A vehicle, characterized in that: Comprising the connection assembly described in claim 20 or 21.

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