CN218448649U - Low-voltage connector for new energy automobile controller - Google Patents

Abstract

The utility model discloses a low-voltage connector for a new energy automobile controller, which comprises a plug and a socket; the socket comprises a fastening disc, an elastic pad, a socket shell, a socket terminal and a hoop component; the elastic cushion is sleeved outside the socket shell, has elasticity and is made of waterproof materials; the clamp assembly is used for clamping and fixing the elastic pad so as to relatively fix the elastic pad and the socket shell; the fastening disc is fixedly connected with the elastic pad, and one side of the fastening disc, which is far away from the elastic pad, is used for being fixedly connected with the shell of the inverter; the socket terminal is arranged in the socket shell and is used for being connected with the inverter circuit board; the plug includes plug terminals provided in the plug case and a plug housing for being inserted into the socket so that the plug terminals are connected to the socket terminals. By adopting the scheme, the stress problem caused by bidirectional fixation of the existing low-voltage connector, the circuit board and the inverter shell is solved, and the problem of poor waterproofness of the low-voltage connector is solved.

Description

Low-voltage connector for new energy automobile controller

Technical Field

The utility model relates to a connector technical field especially relates to a low pressure connector for new energy automobile controller.

Background

The inverter is used as the brain of a new energy automobile and needs to be communicated with controllers of a motor, a parking vehicle, a whole automobile and the like. The low voltage connector of the inverter therefore needs to lead out a plurality of directional wire harnesses. Conventional automotive inverters have a plurality of low voltage connectors mounted thereon.

Existing low voltage connectors typically include a header for connecting the header to a wiring harness and a socket that is typically soldered to a circuit board assembly (PCBA) of the inverter and also secured to the inverter housing, i.e., the low voltage connector is bi-directionally secured to the circuit board and the inverter housing. Because the low-voltage connector is fixed with the circuit board and the inverter shell in a bidirectional mode, stress can be caused to the low-voltage connector when the relative position of the circuit board and the inverter shell changes, and therefore the waterproofness of the low-voltage connector is poor.

SUMMERY OF THE UTILITY MODEL

The utility model provides a low pressure connector for new energy automobile controller to solve the stress problem that current low pressure connector and circuit board and dc-to-ac converter shell bidirectional fixation brought, and the relatively poor problem of waterproof nature of low pressure connector.

According to an aspect of the utility model, a low pressure connector for new energy automobile controller is provided, including a plug and a socket;

the socket comprises a fastening disc, an elastic pad, a socket shell, a socket terminal and a hoop component;

the elastic cushion is sleeved outside the socket shell, has elasticity and is made of waterproof materials;

the hoop component is used for clamping and fixing the elastic pad so as to relatively fix the elastic pad and the socket shell;

the fastening disc is fixedly connected with the elastic pad, and one side of the fastening disc, which is far away from the elastic pad, is used for being fixedly connected with the inverter shell;

the socket terminal is arranged in the socket shell and is used for being connected with the inverter circuit board;

the plug comprises a plug terminal and a plug shell, the plug terminal is arranged in the plug shell, and the plug is used for being inserted into the socket so that the plug terminal is connected with the socket terminal.

The utility model discloses an in the optional embodiment, the clamp subassembly includes the snap ring, be equipped with the solid arch of card in the snap ring, be equipped with the solid groove of card on the socket shell, the solid arch of card is used for the snap ring card is solid the card is gone into during the cushion the card is in the solid groove of card.

In an optional embodiment of the present invention, the snap ring comprises a first half ring and a second half ring, the first half ring and the second half ring are used for being fastened with each other to form the snap ring;

the inner walls of the first half ring and the second half ring are both provided with the clamping and fixing bulges, the width of the clamping and fixing bulges of the first half ring is gradually increased from one end close to the second half ring to one section far away from the second half ring, and the clamping and fixing bulges are used for abutting against one side groove wall of the clamping and fixing groove when the clamping and fixing bulges are clamped into the clamping and fixing groove;

the width of the clamping bulge of the second half ring is gradually increased from one end close to the first half ring to one section far away from the first half ring, and the end part of the clamping bulge is abutted against the other side groove wall of the clamping groove when the clamping bulge is clamped into the clamping groove.

In an optional embodiment of the present invention, the elastic pad includes an inner ring and an outer ring, the inner ring and the outer ring are fixedly connected, and an accommodating groove is formed between the outer ring and the inner ring;

the outer wall of the socket shell is provided with a first annular groove, the clamping groove is located in the first annular groove, and the clamping ring is located in the containing groove when used for clamping and fixing the elastic pad and clamps the part of the inner ring, which is in contact with the clamping ring, into the first annular groove.

In an optional embodiment of the present invention, the elastic pad is a rubber pad.

In an optional embodiment of the present invention, the plug terminal comprises a plug communication terminal, and the socket terminal comprises a socket communication terminal;

the socket also comprises a socket shielding ring, and the socket shielding ring is positioned in the socket shell and sleeved outside the socket communication terminal;

the plug also comprises a plug shielding ring which is positioned in the plug shell and sleeved outside the plug communication terminal;

the plug shielding ring is used for being connected with the socket shielding ring in a plugging mode.

In an optional embodiment of the present invention, the plug further comprises a wire harness enclosure;

the wire harness sealing piece is provided with a wire harness channel and a positioning channel, the wire harness channel is used for accommodating a wire harness, and one end of the plug shielding ring is arranged in the positioning channel;

the outer wall of the wire harness sealing piece is provided with a plurality of circles of annular bulges, and the annular bulges are used for abutting against the inner wall of the plug shell.

The utility model discloses an in the optional embodiment, the plug still includes the sealing washer, the sealing washer cover is established outside the plug shell, the sealing washer is used for the plug inserts during the socket with the socket offsets.

The utility model discloses an in the optional embodiment, low pressure connector for new energy automobile controller still includes the protection casing, the protection casing is used for the plug inserts the cover is established when the socket outside the plug.

In an optional embodiment of the present invention, the plug further includes a power-assisted rod, the power-assisted rod is provided with a supporting point, and the power-assisted rod is fixedly connected to the plug shell through the supporting point;

the length of the power rod on one side of the supporting point is greater than that of the power rod on the other side of the supporting point.

The utility model discloses technical scheme, through setting up elasticity and waterproof cushion, the cushion passes through fastening disc fixed connection on the dc-to-ac converter shell, and the cushion passes through the clamp subassembly to be fixed on the socket shell simultaneously, and the inside socket terminal of socket shell is used for being connected with the dc-to-ac converter circuit board. Because the elastic pad has elasticity, the stress problem caused by the bidirectional fixation of the conventional socket with the inverter circuit board and the inverter shell can be buffered. Meanwhile, the elastic pad is waterproof, and the socket shell is fixed on the shell of the inverter through the elastic pad, so that the local sealing effect can be achieved, the problem of external sealing in the shell of the inverter is solved, the long-term waterproof performance of the low-voltage connector is guaranteed, and the problem of poor waterproofness of the low-voltage connector is solved.

It should be understood that the statements in this section are not intended to identify key or critical features of the embodiments of the present invention, nor are they intended to limit the scope of the invention. Other features of the present invention will become apparent from the following description.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a structural diagram of a low-voltage connector for a new energy vehicle controller according to an embodiment of the present invention;

FIG. 2 is a sectional view of the low-voltage connector for the new energy vehicle controller in FIG. 1;

FIG. 3 is a schematic diagram of an exploded structure of the receptacle of FIG. 1;

FIG. 4 is an exploded view of the receptacle of FIG. 3 from another perspective;

fig. 5 is an exploded view of the plug of fig. 1.

Wherein: 1. a plug; 11. a plug terminal; 111. a plug communication terminal; 12. a plug housing; 121. a support block; 13. a plug shield ring; 14. a wire harness closure; 141. a wire harness passage; 142. a positioning channel; 143. an annular projection; 15. a seal ring; 16. a booster rod; 161. a support arm; 162. a support groove; 163. a support point; 17. a first closing cover; 18. a second airtight cover; 19. a second annular groove; 2. a socket; 21. fastening a disc; 211. fixing the column; 22. an elastic pad; 221. an inner ring; 222. an outer ring; 223. accommodating grooves; 224. a fixing hole; 23. a socket housing; 24. a socket terminal; 241. a receptacle communication terminal; 25. a snap ring; 251. a first half ring; 252. a second half ring; 26. a clamping groove; 27. clamping and fixing the bulge; 28. a first annular groove; 29. a socket shield ring; 3. a shield.

Detailed Description

In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Fig. 1 is a structural diagram of a low-voltage connector for a new energy vehicle controller according to an embodiment of the present invention, and fig. 2 is a cross-sectional view of the low-voltage connector for the new energy vehicle controller in fig. 1; as shown in fig. 1 to 3, the low-voltage connector for the new energy automobile controller comprises a plug 1 and a socket 2, wherein the plug 1 is used for being connected with the socket 2 in a plugging mode, namely the plug 1 can be inserted into the socket 2 and can also be pulled out of the socket 2 after being inserted.

The socket 2 includes a fastening plate 21, an elastic pad 22, a socket housing 23, a socket terminal 24, and a clip assembly (not shown in the drawings).

The elastic pad 22 is sleeved outside the socket shell 23, and the elastic pad 22 has elasticity and is made of a waterproof material. Specifically, the elastic pad 22 has a ring shape, and has a port penetrating both ends in the middle, and the socket housing 23 is inserted into the port. Preferably, the elastic pad 22 is a rubber pad, that is, the elastic pad 22 is made of rubber, so as to have elasticity on a waterproof basis, and rubber is common and convenient to use and purchase.

The clip assembly is used to clip the elastic pad 22 so that the elastic pad 22 and the socket housing 23 are relatively fixed. The clip assembly is an assembly capable of clamping the elastic pad 22 so that the elastic pad 22 and the socket housing 23 are relatively fixed.

The fastening plate 21 is fixedly connected with the elastic pad 22, and one side of the fastening plate 21, which is far away from the elastic pad 22, is fixedly connected with the inverter housing. The receptacle terminals 24 are provided in the receptacle housing 23 and are used for connection with the inverter circuit board. The fastening plate 21 may also have a through opening, the elastic pad 22 is attached to one side of the fastening plate 21, the other side of the fastening plate 21 is used to be fixedly connected to the inverter housing, the socket terminal 24 of the socket 2 is connected to the inverter circuit board, which is the PCBA, through the openings of the fastening plate 21 and the elastic pad 22. Specifically, the fastening plate 21 has four fixing posts 211, the four fixing posts 211 are respectively disposed at four corners of the fastening plate 21, the four corners of the elastic pad 22 have fixing holes 224, and the fixing posts 211 are inserted into the fixing holes 224 in a one-to-one correspondence manner.

The plug 1 includes a plug terminal 11 and a plug housing 12, the plug terminal 11 is disposed in the plug housing 12, and the plug 1 is used to be inserted into the socket 2 so that the plug terminal 11 is connected to the socket terminal 24. The plug terminal 11 is used for connecting a wiring harness, the wiring harness can be connected to controllers of a motor, a parking vehicle, a whole vehicle and the like, when the plug 1 is inserted into the socket 2, the plug terminal 11 can be connected with the socket terminal 24, at the moment, the wiring harness is connected onto a circuit board of the inverter, and the controllers of the motor, the parking vehicle, the whole vehicle and the like connected by the wiring harness can be communicated with the inverter.

Above-mentioned scheme, through setting up elasticity and waterproof cushion 22, cushion 22 passes through fastening disk 21 fixed connection on the inverter housing, and cushion 22 passes through the clamp subassembly simultaneously and fixes on socket shell 23, and the inside socket terminal 24 of socket shell 23 is used for being connected with the inverter circuit board. Since the elastic pad 22 has elasticity, it is possible to buffer the stress problem caused by the bidirectional fixation of the conventional socket 2 with the inverter circuit board and the inverter case. Meanwhile, the elastic pad 22 is waterproof, and the socket shell 23 is fixed on the shell of the inverter through the elastic pad 22, so that a local sealing effect can be achieved, the problem of external sealing in the shell of the inverter is solved, the long-term waterproof performance of the low-voltage connector is guaranteed, and the problem of poor waterproofness of the low-voltage connector is solved.

The specific structure of the clip assembly for retaining the resilient pad 22 is described below in a specific embodiment, and as shown in fig. 2-4, the clip assembly includes a ring-shaped snap ring 25, and the snap ring 25 is configured to be disposed outside the receptacle shell 23. When the snap ring 25 clamps the elastic pad 22, part of the elastic pad 22 is located between the snap ring 25 and the socket housing 23 to clamp the elastic pad 22. The snap ring 25 is provided with a clamping protrusion 27, the socket housing 23 is provided with a clamping groove 26, the clamping protrusion 27 is used for being clamped into the clamping groove 26 when the snap ring 25 clamps the elastic pad 22, the clamping protrusion 27 and the clamping groove 26 can be in clamping fit, and when the snap ring 25 clamps the elastic pad 22, the clamping protrusion 27 is inserted into the clamping groove 26, so that the snap ring 25 is not easy to be separated from the socket housing 23, and the elastic pad 22 is stably fixed on the socket housing 23.

Specifically, the snap ring 25 includes a first half ring 251 and a second half ring 252, and the first half ring 251 and the second half ring 252 are used to be fastened to each other to form the snap ring 25, that is, the ends of the first half ring 251 and the second half ring 252 are in contact to form the snap ring 25. The inner walls of the first half ring 251 and the second half ring 252 are respectively provided with a fastening protrusion 27, the fastening grooves 26 may be disposed on the side surface of the socket shell 23, and the number of the fastening grooves 26 may be two and disposed at two ends of the socket shell 23 respectively. The number of the fastening protrusions 27 on the first half ring 251 and the second half ring 252 is two, and the two fastening protrusions 27 are both disposed at positions close to the ends, that is, the two fastening protrusions 27 on the first half ring 251 are disposed at inner walls near two ends of the first half ring 251 for fastening with the second half ring 252, and the two fastening protrusions 27 on the second half ring 252 are disposed at inner walls near two ends of the second half ring 252 for fastening with the first half ring 251.

The width of the fastening protrusion 27 of the first half ring 251 gradually increases from one end close to the second half ring 252 to a section away from the second half ring 252, and the end of the fastening protrusion is abutted against a groove wall on one side of the fastening groove 26 when the fastening protrusion is fastened into the fastening groove 26; the width of the fastening protrusion 27 of the second half ring 252 is gradually increased from the end close to the first half ring 251 to the section away from the first half ring 251, and the end of the fastening protrusion is abutted against the other side groove wall of the fastening groove 26 when the fastening protrusion is fastened into the fastening groove 26. That is, the locking protrusion 27 has a slope and is shaped like a triangle, and the portions near the ends of the first half ring 251 and the second half ring 252 are the tips of the triangle. When the first half ring 251 and the second half ring 252 are fastened to the socket shell 23, during the movement of the first half ring 251 and the second half ring 252, the outer wall of the socket shell 23 presses against the inclined surface of the fastening protrusion 27, so that the fastening protrusion 27 moves in a direction away from the socket shell 23, when the first half ring 251 and the second half ring 252 move until the fastening protrusion 27 faces the fastening groove 26, the fastening protrusion 27 is automatically inserted into the fastening groove 26, and at this time, the end of the fastening protrusion 27 abuts against the wall of the fastening groove 26, thereby fastening is achieved. The locking protrusion 27 has an inclined surface, so that the first half ring 251 and the second half ring 252 can be locked in a labor-saving manner.

In addition, because the first half ring 251 and the second half ring 252 both have the fastening protrusion 27, and the shape of the fastening protrusion 27 is similar to a triangle, when the first half ring 251 and the second half ring 252 fasten the elastic pad 22, the elastic pad 22 can be similar to an S shape, and the S shape can be slightly deformed in the direction of X, Y, Z, so that the stress of the conventional socket 2 in assembling with the inverter circuit board and the inverter housing is buffered, and the problem of the stress caused by the bidirectional fixing of the conventional socket 2 with the inverter circuit board and the inverter housing is better solved.

Specifically, as shown in fig. 4, the elastic pad 22 includes an inner ring 221 and an outer ring 222, the inner ring 221 and the outer ring 222 are fixedly connected, and a receiving groove 223 is formed between the outer ring 222 and the inner ring 221; the outer wall of the socket shell 23 is provided with a first annular groove 28, that is, the outer wall of the socket shell 23 has a circle of recess, the fastening groove 26 is located in the first annular groove 28, and the snap ring 25 is located in the receiving groove 223 when the elastic pad 22 is fastened and the portion of the inner ring 221 contacting the snap ring 25 is fastened in the first annular groove 28. The inner ring 221 and the outer ring 222 can be integrally formed to ensure better waterproof performance, and because the snap ring 25 is located in the accommodating groove 223 when the elastic pad 22 is clamped and fixed by the snap ring 25 and the contact part of the inner ring 221 and the snap ring 25 is clamped into the first annular groove 28, the snap ring 25 is not easy to separate from the socket shell 23 under the effect of the first annular groove 28, the elastic pad 22 can be stably fixed on the socket shell 23, and meanwhile, the better closed socket 2 of the elastic pad 22 can be also ensured, and the waterproof performance of the low-voltage connector is ensured.

In an alternative embodiment of the present invention, as shown in fig. 2, plug terminal 11 includes plug communication terminal 111, and socket terminal 24 includes socket communication terminal 241; the socket 2 further includes a socket shielding ring 29, the socket shielding ring 29 is located in the socket housing 23 and is sleeved outside the socket communication terminal 241, the socket shielding ring 29 can extend out of a plurality of pins for being soldered to the inverter circuit board to reach the ground, shielding of the socket communication terminal 241 is effectively achieved, and the socket shielding ring 29 can be positioned or directly fixed in the socket housing 23, which is not specifically limited herein. In addition, the receptacle shield 29 may be integrally molded with the receptacle terminal 24 so as to be stably positioned and fixed in the receptacle housing 23. The plug 1 further comprises a plug shielding ring 13, the plug shielding ring 13 is located in the plug housing 12 and sleeved outside the plug communication terminal 111, and the plug shielding ring 13 can also be located or fixed in the plug housing 12, which is not specifically limited herein; the plug shield 13 is used for plug connection to the socket shield 29.

The plug-in connection means that when the plug 1 is inserted into the socket 2, the plug shielding ring 13 can be inserted into the socket shielding ring 29, and when the plug 1 is pulled out, the plug shielding ring 13 is also separated from the socket shielding ring 29. The low-voltage connector often needs to play a role in transmitting communication signals, the plug communication terminal 111 and the socket communication terminal 241 are terminals for transmitting the communication signals, and since the communication signals are easily interfered by the outside, the installation and the use of the low-voltage connector are facilitated by arranging the plug shielding ring 13 and the socket shielding ring 29, and the shielding of the plug communication terminal 111 and the socket communication terminal 241 which need special shielding can be effectively realized.

In an alternative embodiment of the present invention, as shown in fig. 2 and 5, the plug 1 further comprises a first closing cover 17 and a second closing cover 18; one end of the plug shell 12 facing the socket 2 is in clamping fit with the first sealing cover 17, and the other end of the plug shell 12 is in clamping fit with the second sealing cover 18. Plug shell 12 has the inner chamber, and plug terminal 11 and plug shield circle 13 etc. all set up in the inner chamber of plug shell 12, and the opening of inner chamber can be located the one end that deviates from socket 2 to when plug terminal 11 and plug shield circle 13 all assemble back in plug shell 12, the cooperation of the airtight lid of second 18 and plug shell 12 joint, just can assemble plug terminal 11 and plug shield circle 13 in plug shell 12.

In an alternative embodiment of the present invention, as shown in fig. 2 and 5, the plug 1 further comprises a harness closure 14; the wire harness closing member 14 is provided with a wire harness channel 141 and a positioning channel 142, the wire harness channel 141 is used for accommodating a wire harness, and one end of the plug shielding ring 13 is arranged in the positioning channel 142; the outer wall of the wire harness closure 14 is provided with a plurality of rings of annular projections 143, the annular projections 143 being adapted to abut against the inner wall of the plug housing 12. The wiring harness sealing part 14 is also used for being assembled in the plug shell 12, the plug terminal 11 generally needs to be connected with a wiring harness, then the wiring harness is connected to controllers such as a motor, a parking device and a vehicle, the wiring harness connected with the plug terminal 11 can be located in the wiring harness channel 141 through the wiring harness sealing part 14, the sealing effect on the wiring harness is achieved, and the positioning channel 142 can be used for positioning the position of the plug shielding ring 13. The annular protrusion 143 can increase the friction between the wire harness closing member 14 and the plug housing 12, thereby reducing the gap between the wire harness closing member 14 and the plug housing 12 and sealing the wire harness. When the harness closure 14 is assembled into the plug housing 12, the second closure cap 18 is snap fit with the plug housing 12 to secure the harness closure 14 within the plug housing 12 interior.

In the optional embodiment of the utility model, the plug 1 further comprises a sealing ring 15, the sealing ring 15 is sleeved outside the plug shell 12, and the sealing ring 15 is used for offsetting the socket 2 when the plug 1 is inserted into the socket 2. Wherein, sealing washer 15 can have elasticity, reduces the clearance between plug 1 and the socket 2 when can making plug 1 be connected with socket 2 through sealing washer 15, reaches sealed effect, improves this low pressure connector's waterproof performance. Optionally, the outer wall of the plug housing 12 is provided with a second annular groove 19, i.e., the outer wall of the plug housing 12 is recessed inwards along the axial direction for one circle to form the second annular groove 19, and the sealing ring 15 is located in the second annular groove 19 during assembly, so that the sealing ring 15 is connected with the plug housing 12 stably and is not easy to separate from the plug housing 12.

In the optional embodiment of the utility model, as shown in fig. 2, the low-voltage connector for the new energy automobile controller further includes a protective cover 3, and the protective cover 3 is used for being sleeved outside the plug 1 when the plug 1 is inserted into the socket 2. When the plug 1 of the low-voltage connector is used, the plurality of wire harnesses and the plug 1 are matched in a sealing mode and are prone to water-proof failure in an extreme environment. Through increasing protection casing 3, can reach the waterproof effect of secondary, solve the ponding inefficacy that the pencil that conventional low pressure connector's plug 1 is connected alternates, improve low pressure connector's waterproof performance.

In an optional embodiment of the present invention, as shown in fig. 1 and 5, the plug 1 further includes a power-assisted rod 16, the power-assisted rod 16 is provided with a supporting point 163, and the power-assisted rod 16 is fixedly connected to the plug housing 12 through the supporting point 163; the length of booster bar 16 on one side of support point 163 is greater than the length of booster bar 16 on the other side of support point 163. Because the length of the assisting rod 16 on one side of the supporting point 163 is greater than that of the assisting rod 16 on the other side of the supporting point 163, the assisting rod 16 forms a lever, so that assisting assembly is realized, a user can use small force to operate the assisting rod 16 to drive the plug shell 12 to move, namely the plug 1 can be installed in place by using small force, and assisting assembly is formed.

Specifically, the assisting rod 16 is U-shaped, and has two opposite supporting arms 161, the two supporting arms 161 are respectively provided with a supporting groove 162, the two sides of the plug housing 12 are respectively provided with a supporting block 121, the supporting block 121 at one end of the plug housing 12 is used for being inserted into the supporting groove 162 of one supporting arm 161, the supporting block 121 at the other side of the plug housing 12 is used for being inserted into the supporting groove 162 of the other supporting arm 161, and a supporting point 163 is formed when the supporting block 121 is inserted into the supporting groove 162. Because helping hand pole 16 and plug shell 12's both sides have all formed the strong point 163 of connection to helping hand pole 16 and plug shell 12's connection is comparatively firm, and the atress is comparatively even simultaneously, and the plug 1 global motion that can be more stable drives during helping hand pole 16 atress is difficult for causing plug 1 atress uneven.

It should be understood that various forms of the flows shown above may be used, with steps reordered, added, or deleted. For example, the steps described in the present invention may be executed in parallel, may be executed sequentially, or may be executed in different orders, as long as the desired result of the technical solution of the present invention can be achieved, and the present invention is not limited thereto.

The above detailed description does not limit the scope of the present invention. It should be understood by those skilled in the art that various modifications, combinations, sub-combinations and substitutions may be made in accordance with design requirements and other factors. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The low-voltage connector for the new energy automobile controller is characterized by comprising a plug (1) and a socket (2);

the socket (2) comprises a fastening disc (21), an elastic pad (22), a socket shell (23), a socket terminal (24) and a clamp assembly;

the elastic cushion (22) is sleeved outside the socket shell (23), and the elastic cushion (22) has elasticity and is made of a waterproof material;

the hoop component is used for clamping and fixing the elastic cushion (22) so as to relatively fix the elastic cushion (22) and the socket shell (23);

the fastening disc (21) is fixedly connected with the elastic pad (22), and one side of the fastening disc (21) departing from the elastic pad (22) is fixedly connected with the inverter shell;

the socket terminal (24) is arranged in the socket shell (23) and is used for being connected with an inverter circuit board;

the plug (1) comprises a plug terminal (11) and a plug shell (12), the plug terminal (11) is arranged in the plug shell (12), and the plug (1) is used for being inserted into the socket (2) so that the plug terminal (11) is connected with the socket terminal (24).

2. The low-voltage connector for the new energy automobile controller is characterized in that the clamp assembly comprises a clamping ring (25), a clamping protrusion (27) is arranged in the clamping ring (25), a clamping groove (26) is formed in the socket shell (23), and the clamping protrusion (27) is used for being clamped into the clamping groove (26) when the clamping ring (25) clamps the elastic pad (22).

3. The low-voltage connector for the new energy automobile controller is characterized in that the clamping ring (25) comprises a first half ring (251) and a second half ring (252), and the first half ring (251) and the second half ring (252) are used for being mutually buckled to form the clamping ring (25);

the inner walls of the first half ring (251) and the second half ring (252) are both provided with the clamping and fixing bulges (27), the width of the clamping and fixing bulges (27) of the first half ring (251) is gradually increased from one end close to the second half ring (252) to one section far away from the second half ring (252), and the end parts of the clamping and fixing bulges are propped against one side groove wall of the clamping and fixing groove (26) when the clamping and fixing groove (26) is clamped;

the width of the clamping protrusion (27) of the second half ring (252) is gradually increased from one end close to the first half ring (251) to one section far away from the first half ring (251), and the end part of the clamping protrusion is abutted against the other side groove wall of the clamping groove (26) when the clamping protrusion is clamped into the clamping groove (26).

4. The low-voltage connector for the new energy automobile controller according to claim 2 or 3, wherein the elastic pad (22) comprises an inner ring (221) and an outer ring (222), the inner ring (221) and the outer ring (222) are fixedly connected, and a receiving groove (223) is formed between the outer ring (222) and the inner ring (221);

the outer wall of the socket shell (23) is provided with a first annular groove (28), the clamping groove (26) is located in the first annular groove (28), the clamping ring (25) is located in the accommodating groove (223) when the elastic pad (22) is clamped, and the contact part of the inner ring (221) and the clamping ring (25) is clamped into the first annular groove (28).

5. The low-voltage connector for the new energy vehicle controller according to any one of claims 1 to 3, wherein the elastic pad (22) is a rubber pad.

6. The low voltage connector for the new energy vehicle controller according to any one of claims 1 to 3, wherein the plug terminal (11) includes a plug communication terminal (111), and the receptacle terminal (24) includes a receptacle communication terminal (241);

the socket (2) further comprises a socket shielding ring (29), wherein the socket shielding ring (29) is positioned in the socket shell (23) and sleeved outside the socket communication terminal (241);

the plug (1) further comprises a plug shielding ring (13), and the plug shielding ring (13) is positioned in the plug shell (12) and sleeved outside the plug communication terminal (111);

the plug shielding ring (13) is used for being connected with the socket shielding ring (29) in a plugging mode.

7. The low-voltage connector for the new energy automobile controller is characterized in that the plug (1) further comprises a wire harness closing member (14);

the wire harness sealing piece (14) is provided with a wire harness channel (141) and a positioning channel (142), the wire harness channel (141) is used for containing a wire harness, and one end of the plug shielding ring (13) is arranged in the positioning channel (142);

the outer wall of the wire harness closing member (14) is provided with a plurality of circles of annular protrusions (143), and the annular protrusions (143) are used for abutting against the inner wall of the plug shell (12).

8. The low-voltage connector for the new energy automobile controller is characterized in that the plug (1) further comprises a sealing ring (15), the sealing ring (15) is sleeved outside the plug shell (12), and the sealing ring (15) is used for abutting against the socket (2) when the plug (1) is inserted into the socket (2).

9. The low-voltage connector for the new energy automobile controller according to any one of claims 1 to 3, further comprising a protective cover (3), wherein the protective cover (3) is used for being sleeved outside the plug (1) when the plug (1) is inserted into the socket (2).

10. The low-voltage connector for the new energy automobile controller is characterized in that the plug (1) further comprises a power-assisted rod (16), a supporting point (163) is arranged on the power-assisted rod (16), and the power-assisted rod (16) is fixedly connected with the plug shell (12) through the supporting point (163);

the length of the boosting rod (16) on one side of the supporting point (163) is larger than that of the boosting rod (16) on the other side of the supporting point (163).

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