CN112864670B

CN112864670B - High-voltage connector and vehicle with same

Info

Publication number: CN112864670B
Application number: CN201911192589.9A
Authority: CN
Inventors: 张尚华; 全金龙; 潘东洋; 梁志炎; 袁野
Original assignee: BYD Co Ltd
Current assignee: BYD Co Ltd
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2022-04-15
Anticipated expiration: 2039-11-28
Also published as: CN112864670A

Abstract

The invention discloses a high-voltage connector and a vehicle with the same, wherein the high-voltage connector comprises: a housing; the cable penetrates through the shell; a terminal connected to the cable; an end cap mounted to the housing, the end cap being configured with an anti-rotation groove, the terminal being fitted to the anti-rotation groove. According to the high-voltage connector provided by the embodiment of the invention, the terminal can be limited in an anti-rotation mode, so that the terminal is protected and the assembly is convenient.

Description

High-voltage connector and vehicle with same

Technical Field

The invention relates to the technical field of high-voltage connection, in particular to a high-voltage connector and a vehicle with the high-voltage connector.

Background

Connectors used in electric buses, trucks, and passenger cars in the related art are classified into two types, one is a connector type connector, and the other is a flange type connector. The flange type connector is mostly a metal connector, the inner conductive terminals are stamped terminals or machined terminals, and the terminals are connected to the copper bars or the binding posts through bolts. For a small-wire-diameter metal flange connector, the terminal is easy to twist and eccentric after being crimped due to small wire diameter and flexibility of a cable. In addition, in the assembly process, due to the existence of other components, the small-wire-diameter flange connector mostly has the condition that the terminal cannot be seen directly, and if the terminal is twisted and eccentric, the terminal is easy to wear and miss-hit.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art. To this end, an object of the present invention is to provide a high-voltage connector that enables the terminal to be restrained against rotation, thereby protecting the terminal and facilitating assembly.

The invention also provides a vehicle with the high-voltage connector.

An embodiment according to the first aspect of the invention proposes a high voltage connector comprising: a housing; the cable penetrates through the shell; a terminal connected to the cable; an end cap mounted to the housing, the end cap being configured with an anti-rotation groove, the terminal being fitted to the anti-rotation groove.

According to the high-voltage connector provided by the embodiment of the invention, the terminal can be limited in an anti-rotation mode, so that the terminal is protected and the assembly is convenient.

According to some embodiments of the invention, the anti-rotation groove has an anti-rotation section for mating with the terminal and preventing rotation of the terminal.

Further, the anti-rotation groove comprises a first anti-rotation section and a second anti-rotation section which are communicated with each other, the joint of the terminal and the cable is matched with the first anti-rotation section, and the terminal is matched with the second anti-rotation section; the cross section of the first anti-rotation section and the cross section of the second anti-rotation section are both rectangular, the width of the second anti-rotation section is larger than that of the first anti-rotation section, and the height of the first anti-rotation section is larger than that of the second anti-rotation section.

Furthermore, the end cover is provided with a first limiting flat plate and a second limiting flat plate, the first limiting flat plate and the second limiting flat plate are arranged in parallel, and a second anti-rotation section is limited between the first limiting flat plate and the second limiting flat plate.

Further, the end cover is configured with a glue reducing groove which is arranged around the first anti-rotation section.

According to some embodiments of the invention, the housing is provided with a slot, and the end cap is provided with a buckle, and the buckle is clamped in the slot.

According to some embodiments of the invention, the housing is provided with a guide groove, and the end cap is provided with a guide rib, the guide rib being fitted in the guide groove.

According to some specific embodiments of the invention, the high voltage connector further comprises: the shielding compression joint ring is arranged in the shell and sleeved outside the cable; and the shielding connecting ring is sleeved on the outer side of the cable and is positioned in the shielding compression joint ring.

Further, the high voltage connector further comprises: the shielding pressing plate is arranged on the shell, and one end, facing the terminal, of the shielding pressing ring stops at the shielding pressing plate.

Furthermore, one end of the shielding compression joint ring, which faces the terminal, is configured with a compression joint ring flanging, and the compression joint ring flanging is stopped on the shielding pressure plate.

Further, the high voltage connector further comprises: the tail sealing ring is sleeved on the outer side of the cable and located on one side, back to the terminal, of the shielding connecting ring, and one end, facing the terminal, of the tail sealing ring stops at the shielding connecting ring.

Furthermore, one end of the shielding connecting ring, which faces away from the terminal, is provided with a connecting ring flanging, and the tail sealing ring is stopped by the connecting ring flanging.

Further, the end of the housing remote from the terminals has an end wall, and the tail seal extends away from the terminals and through the end wall.

According to some specific embodiments of the invention, the high voltage connector further comprises: the outer peripheral face of the shell is provided with an assembling groove extending along the circumferential direction of the shell, and the assembling groove is sleeved with the shell sealing ring.

Furthermore, the shell is provided with an anti-rotation groove, the shell sealing ring is provided with an anti-rotation convex point, and the anti-rotation convex point is matched with the anti-rotation groove.

According to some embodiments of the invention, the housing is provided with mounting ears that are mounted to the electrical box housing by fasteners.

Further, the mounting lug is located on an upper surface of the housing, and the fastening member extends in an up-down direction.

Further, the mounting lug includes a vertical portion and a horizontal portion, the lower end of the vertical portion is connected to the housing, the horizontal portion is connected to the upper end of the vertical portion, and the horizontal portion is mounted to the distribution box body through the fastener.

Further, vertical portion is equipped with the mistake proofing post, the mistake proofing post cooperates in the mistake proofing inslot on the block terminal box.

According to some specific embodiments of the invention, the high voltage connector further comprises: the annular spring, the outer peripheral face of casing is equipped with along its circumference extension's annular, the annular spring assemble in the annular.

According to some embodiments of the present invention, the cable is provided in plurality and respectively penetrates through the housing, the terminal is provided in plurality and is connected to the plurality of cables in a one-to-one correspondence, the end cap is configured with a plurality of anti-rotation grooves, and the plurality of terminals are matched with the plurality of anti-rotation grooves in a one-to-one correspondence.

According to some embodiments of the invention, the cable is an aluminum cable.

An embodiment of the second aspect of the invention proposes a vehicle comprising a high-voltage connector according to an embodiment of the first aspect of the invention.

According to the vehicle provided by the embodiment of the invention, the high-voltage connector provided by the embodiment of the first aspect of the invention has the advantages of reliable high-voltage connection and the like.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural view of a high-voltage connector according to an embodiment of the present invention.

Fig. 2 is an exploded view of a high voltage connector according to an embodiment of the present invention, with the cable not shown.

Fig. 3 is a cross-sectional view of a high voltage connector according to an embodiment of the present invention.

Fig. 4 is a schematic structural view of a housing of a high-voltage connector according to an embodiment of the present invention.

Fig. 5 is a schematic structural view of an end cap of a high-pressure connector according to an embodiment of the invention.

Figure 6 is a rear view of an end cap of a high-pressure connector according to an embodiment of the present invention.

Fig. 7 is a schematic view of a high voltage connector according to another embodiment of the present invention.

Figure 8 is a schematic view of the assembly of a high voltage connector to a box housing according to an embodiment of the present invention.

Reference numerals:

a high-voltage connector 1, a distribution box body 2,

A housing 100, a card slot 110, a guide slot 120, a mounting lug 130, a fastener 140, a vertical part 150, a horizontal part 160, a mistake proofing post 170,

A cable 200,

A terminal 300,

The end cover 400, the anti-rotation slot 410, the first anti-rotation section 411, the second anti-rotation section 412, the first limit plate 420, the second limit plate 430, the glue reducing slot 440, the buckle 450, the guide rib 460, the first end cap, the second end cap, the third end cap, the fourth end cap, the third end cap, the fourth end cap, the fifth end cap, the sixth end cap, the fifth end cap, the sixth end cap, the fifth end cap, the anti-rotation slot, the fifth end cap, the fourth end cap, the fifth end cap, fourth end cap, the fifth end cap, fourth end cap, the fifth end cap, fourth end, the fifth end cap, the fifth end, fourth end, the fifth end, fourth end, the fifth end, fourth end, the fifth end, fourth end, the fifth end, fourth end, the fifth end, fourth end, the fifth end, fourth end, fifth end, the fifth end, fourth end, fifth end, fourth end,

shield crimp ring 510, crimp ring flange 511, shield connection ring 520, connection ring flange 521, shield pressure plate 530, bolts 531, and,

A tail sealing ring 600,

A shell sealing ring 700, an assembling groove 710, an anti-rotation groove 720, an anti-rotation salient point 730,

Ring spring 800, ring groove 810.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and for simplicity in description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the invention.

In the description of the present invention, "the first feature" and "the second feature" may include one or more of the features. In the description of the present invention, "a plurality" means two or more.

A high-voltage connector 1 according to an embodiment of the present invention is described below with reference to the drawings.

As shown in fig. 1 to 6, the high voltage connector 1 according to the embodiment of the present invention includes a housing 100, a cable 200, a terminal 300, and an end cap 400.

The housing 100 may be made of metal, and the cable 200 is inserted through the housing 100. The terminal 300 is connected to the cable 200. The end cap 400 is mounted to the housing 100, for example, to the front end of the housing 100, the end cap 400 is configured with an anti-rotation groove 410, the terminal 300 is fitted into the anti-rotation groove 410, and at least a portion of the anti-rotation groove 410 may be configured as a flat shape adapted to the shape of the terminal 300, so as to limit the anti-rotation of the terminal 300, i.e., prevent the terminal 300 from rotating.

Wherein the cable 200 may be an aluminum cable.

According to the high-voltage connector 1 of the embodiment of the invention, the end cover 400 is mounted on the housing 100, and the end cover 400 is provided with the anti-rotation groove 410, so that the terminal 300 can be matched with the anti-rotation groove 410, the anti-rotation limiting is performed on the terminal 300, the terminal 300 is prevented from rotating, especially for a cable 200 with a small wire diameter and a soft material, the terminal 300 can be effectively prevented from being twisted and eccentric after being crimped, the assembly is convenient, the terminal 300 is prevented from being worn and missed, and the reliability of high-voltage connection is improved.

Therefore, the high-voltage connector 1 according to the embodiment of the invention can perform rotation prevention and limiting on the terminal, thereby protecting the terminal and facilitating assembly.

The rotation preventing groove 410 has a rotation preventing section for engaging the terminal 300 and preventing the terminal 300 from rotating.

In some embodiments of the invention, as shown in fig. 5 and 6, the anti-rotation slot 410 includes a first anti-rotation segment 411 and a second anti-rotation segment 412. The first rotation-preventing section 411 and the second rotation-preventing section 412 are sequentially communicated from back to front, the joint of the terminal 300 and the cable 200 is matched with the first rotation-preventing section 411, and the terminal 300 is matched with the second rotation-preventing section 412. Therefore, the stability of the terminal 300 on the end cover 400 can be improved, and the first anti-rotation section 411 and the second anti-rotation section 412 can prevent different parts of the terminal 300 from rotating and limiting, so that the anti-rotation effect is further improved.

For example, the cross section of the first anti-rotation section 411 and the cross section of the second anti-rotation section 412 are both rectangular, the width of the second anti-rotation section 412 is greater than the width of the first anti-rotation section 411, and the height of the first anti-rotation section 411 is greater than the height of the second anti-rotation section 412. Therefore, the first anti-rotation section 411 is more adapted to the shape of the connection between the terminal 300 and the cable 200, and the second anti-rotation section 412 is more adapted to the shape of the terminal 300.

Specifically, as shown in fig. 5, the end cap 400 has a first limiting plate 420 and a second limiting plate 430, the first limiting plate 420 and the second limiting plate 430 may extend forward from a front end wall of the end cap 400, the first limiting plate 420 and the second limiting plate 430 are arranged in parallel, the first limiting plate 420 is located above the second limiting plate 430 and is arranged at an interval with the second limiting plate 430, a second anti-rotation section 412 is defined between the first limiting plate 420 and the second limiting plate 430, and the first limiting plate 420 and the second limiting plate 430 are respectively located at upper and lower sides of the terminal 300 to limit the terminal 300 in an anti-rotation manner.

Further, as shown in fig. 6, the end cap 400 is configured with a glue reducing groove 440, the glue reducing groove 440 is formed in the end cap 400, the glue reducing groove 440 is arranged around the first anti-rotation section 411, and the end cap 400 can be a plastic part, so that not only can the strength of the end cap 400 be increased, but also the shrinkage defect caused by uneven wall thickness in the injection molding process can be reduced.

In some specific examples of the present invention, as shown in fig. 1, fig. 2, and fig. 4 to fig. 6, the housing 100 is provided with a slot 110, the end cap 400 is provided with a buckle 450, and the buckle 450 is buckled to the slot 110.

Further, the housing 100 is provided with the guide groove 120, and the end cap 400 is provided with the guide rib 460, and the guide rib 460 is fitted to the guide groove 120.

For example, the rear end of the end cap 400 extends into the front end of the casing 100, the upper wall and the lower wall of the casing 100 are respectively provided with a clamping groove 110, the clamping grooves respectively penetrate through the upper wall and the lower wall of the casing 100, correspondingly, the upper portion and the lower portion of the end cap 400 are respectively provided with a buckle 450, the two buckles 450 are respectively clamped in the two clamping grooves 110, and the end cap 400 and the casing 100 are mounted.

Moreover, the left and right sides of the housing 100 are respectively provided with a guide groove 120 extending along the front-rear direction, the left and right sides of the end cap 400 are respectively provided with a guide rib 460 extending along the front-rear direction, and the two guide ribs 460 are respectively matched in the two guide grooves 120 to provide a guiding function when the end cap 400 is disassembled and assembled, thereby facilitating the disassembly and assembly of the end cap 400.

Therefore, the end cap 400 is mounted on the housing 100 by four-point positioning, an interference effective connection is formed, the shaking amount of the end cap 400 is reduced, and the purpose of completely fixing the end cap 400 is achieved.

In some specific examples of the invention, as shown in fig. 1-3, the high voltage connector 1 further comprises a shield crimp ring 510 and a shield connection ring 520. The shielding crimp ring 510 is disposed in the housing 100 and sleeved outside the cable 200, and the shielding connection ring 520 is sleeved outside the cable 200 and disposed in the shielding crimp ring 510.

Further, the high-voltage connector 1 further includes a shield pressing plate 530, the shield pressing plate 530 is mounted to the housing 100, for example, by bolts 531, and is fitted into the housing 100 from the front end of the housing 100, and an end (front end) of the shield pressing ring 510 facing the terminal 300 is stopped by the shield pressing plate 530.

Therefore, the shielding crimping ring 510 and the shielding connecting ring 520 can be crimped on the cable 200 in a die crimping manner, the shielding pressing plate 530 is connected with the housing 100 through the bolts 531, and the shielding pressing plate 530 tightly presses the shielding crimping ring 510 in the housing 100, so that the cable 200 is prevented from rotating and limited, and the shielding crimping ring 510 is stopped forward by the shielding pressing plate 530 and cannot be separated.

Further, in order to further improve the stopping effect of the shield pressure plate 530 on the shield crimp ring 510, one end (front end) of the shield crimp ring 510 facing the terminal 300 is configured with a crimp ring flange 511, the crimp ring flange 511 may extend along the circumferential direction of the shield crimp ring 510 to the entire circumference, and the crimp ring flanges 511 may be plural and arranged along the circumferential direction of the shield crimp ring 510, thereby increasing the contact area with the shield pressure plate 530 and improving the stopping effect.

In some specific examples of the invention, as shown in fig. 1-3, the high-pressure connector 1 further comprises a tail seal 600. The tail sealing ring 600 is sleeved on the outer side of the cable 200, the tail sealing ring 600 is located on one side (rear side) of the shielding connection ring 520, which is away from the terminal 300, and one end (front end) of the tail sealing ring 600, which faces the terminal 300, is stopped at the shielding connection ring 520. The rear sealing ring 600 is connected to the cable 200 and the housing 100 in an interference manner, so as to play a role in protection, and the rear sealing ring 600 is stopped by the shielding connection ring 520 forward.

Further, one end (rear end) of the shield connection ring 520 facing away from the terminal 300 is configured with a connection ring flange 521, the connection ring flange 521 may extend along the circumferential direction of the shield connection ring 520 to form a whole circumference, the connection ring flanges 521 may also be multiple and arranged along the circumferential direction of the shield connection ring 520, and the tail seal ring 600 is stopped by the connection ring flange 521. This increases the contact area with tail seal 600, thereby increasing the stopper effect.

Further, the end of the housing 100 remote from the terminal 300 has an end wall against which the tail seal 600 is stopped rearward, and the tail seal 600 extends in a direction away from the terminal 300 and passes through the end wall, i.e., the tail seal 600 extends rearward and out of the housing 100.

Therefore, the tail sealing ring 600 is respectively stopped by the connecting ring flanging 521 and the end wall of the shell 100 in the front-back direction, so that the front-back movement of the tail sealing ring 600 can be avoided, and the damage risk in the assembly process of the tail sealing ring 600 can be reduced.

In addition, in the flange type connector in the related art, the tail sealing ring is mostly installed in a rear mounting mode, the tail buckle is additionally arranged to prevent falling off, the assembly process is complex, and the product is not easy to lighten. According to the high-voltage connector 1 provided by the embodiment of the invention, the tail sealing ring 600 adopts a front-mounted mode, so that a tail buckle can be eliminated, and the assembly process is simpler.

In addition, tail sealing ring 600 stretches out casing 100 backward, can not only reduce the friction between casing 100 and cable 200 to protect cable 200, can also absorb the vibration torsion of cable 200, guarantees that inside tail sealing ring 600 of casing 100 does not receive the influence of outside vibrational force.

In some specific examples of the present invention, as shown in fig. 1 to 4 and 8, the high-voltage connector 1 further includes a housing sealing ring 700, the outer peripheral surface of the housing 100 is provided with an assembling groove 710 extending along the circumferential direction of the housing, the housing sealing ring 700 is sleeved in the assembling groove 710, the housing sealing ring 700 is connected to the housing 100 and the distribution box body 2 in an interference manner to perform a protective function, and is installed in the assembling groove 710 in a radial sealing manner through interference connection, so that the requirement on a lateral force is low, and the installation of the housing 100 and the distribution box body 2 can be simplified.

Further, the housing 100 is provided with an anti-rotation groove 720, the housing sealing ring 700 is provided with an anti-rotation protrusion 730, and the anti-rotation protrusion 730 is matched with the anti-rotation groove 720. For example, the left and right sides of the housing 100 are respectively provided with an anti-rotation groove 720, the anti-rotation grooves 720 are formed on the rear wall of the assembly groove 710, correspondingly, the left and right sides of the housing seal ring 700 are respectively provided with an anti-rotation protrusion 730 extending backwards, and the two anti-rotation protrusions 730 are respectively matched in the two anti-rotation grooves 720, so that the housing seal ring 700 is prevented from twisting and deviating in the assembly groove 710, and the sealing stability is effectively improved.

In some specific examples of the present invention, as shown in fig. 1, 2 and 4, the high-pressure connector 1 further includes a ring spring 800, the outer circumferential surface of the housing 100 is provided with a ring groove 810 extending along the circumferential direction thereof, the ring spring 800 is fitted to the ring groove 810, the ring spring 800 may be located on the front side of the housing seal ring 700, the snap groove 110 may be located between the ring spring 800 and the housing seal ring 700, and the ring groove 810 may be broken at the guide groove 120. The housing 100 and the distribution box body 2 are connected and communicated through the annular spring 800.

In other embodiments of the present invention, as shown in fig. 7, since the housing 100 is made of metal and can form a full shield with the distribution box casing 2, the ring spring 800 can be eliminated in an environment with a low requirement for shielding effect, and the structure of the housing 100 can be optimized and the ring groove 810 can be eliminated to reduce the cost.

In some embodiments of the present invention, as shown in fig. 1, 2, 4 and 8, the housing 100 is provided with mounting ears 130, the mounting ears 130 may be located on the rear side of the housing gasket 700, and the mounting ears 130 are mounted to the distribution box housing 2 by fasteners 140 (e.g., screws or bolts). The mounting ears 130 may be located on the upper surface of the housing 100 with the fasteners 140 extending in an up-and-down direction.

The flange type connector among the correlation technique is mostly transversely beat the bolt with the fixed mode of box, and the bolt number is 2 or 4, and the cost is higher, and is difficult to assemble workman's installation, reduces production efficiency. According to the high-pressure connector 1 provided by the embodiment of the invention, a radial sealing mode is adopted, the requirement on transverse force is low, and the high-pressure connector can be effectively fixed by one vertical fastener 140, so that the cost is reduced and the production efficiency is improved.

Specifically, the mounting lug 130 includes a vertical portion 150 and a horizontal portion 160, the vertical portion 150 extends vertically, a lower end of the vertical portion 150 is connected to the housing 100, the horizontal portion 160 is connected to an upper end of the vertical portion 150, for example, the horizontal portion 160 extends horizontally forward from the upper end of the vertical portion 150, and the horizontal portion 160 is mounted to the distribution box case 2 by a fastener 140. Thus, when the housing 100 is mounted to the high-voltage connector 1, there is no need to provide a mounting hole in the housing 100, which facilitates reduction in thickness of the housing 100.

Further, vertical portion 150 is equipped with mistake proofing post 170, and mistake proofing post 170 can be a plurality of, and a plurality of mistake proofing posts 170 set up the front surface at vertical portion 150 along left right direction interval, and mistake proofing post 170 cooperates in the mistake proofing groove on block terminal box 2 to play casing 100 installation mistake proofing effect.

In some embodiments of the invention, the cables 200 are multiple and respectively penetrate through the housing 100, the multiple cables 200 may be arranged in a left-right direction, the terminals 300 are multiple and are connected to the multiple cables 200 in a one-to-one correspondence, the end cap 400 is configured with multiple anti-rotation grooves 410, and the multiple terminals 300 are matched to the multiple anti-rotation grooves 410 in a one-to-one correspondence, so as to limit the rotation of the multiple terminals 300.

In some specific examples of the present invention, the cable 200 is an aluminum cable, the terminal 300 is made of an aluminum material, and the aluminum material is soft and is prone to torsion and eccentricity, which affects the reliability of the connector, therefore, according to the high-voltage connector 1 of the embodiment of the present invention, by installing the end cover 400 on the housing 100, and configuring the end cover 400 with the anti-rotation groove 410, the terminal 300 can be fitted into the anti-rotation groove 410, so as to perform anti-rotation limitation on the terminal 300, and prevent the terminal 300 from rotating, especially for the cable 200 with a small wire diameter and a soft material, the terminal 300 can be effectively prevented from torsion and eccentricity after being crimped, which not only facilitates assembly, but also prevents the terminal 300 from being worn and missed, thereby improving the reliability of high-voltage connection.

The drawing shows a two-core structure in which the cable 200 is two, but a multi-core structure in which more cables 200 are provided may be employed.

A vehicle according to an embodiment of the invention is described below.

The vehicle according to the embodiment of the present invention includes the high-voltage connector 1 according to the above-described embodiment of the present invention.

According to the vehicle of the embodiment of the invention, by utilizing the high-voltage connector 1 of the embodiment of the invention, the advantages of reliable high-voltage connection and the like are achieved.

Other configurations and operations of vehicles according to embodiments of the present invention are known to those of ordinary skill in the art and will not be described in detail herein.

In the description herein, references to the description of "a particular embodiment," "a particular example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.

While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A high voltage connector, comprising:

a housing;

the cable penetrates through the shell;

a terminal connected to the cable;

an end cap mounted to the housing, the end cap being configured with an anti-rotation slot, the terminal being fitted to the anti-rotation slot;

further comprising:

the shielding compression joint ring is arranged in the shell and sleeved outside the cable;

the shielding connecting ring is sleeved on the outer side of the cable and is positioned in the shielding crimping ring;

the shielding pressing plate is installed on the shell, one end of the terminal, facing the shielding compression joint ring, is stopped by the shielding pressing plate, a compression joint ring flanging is formed at one end of the terminal, facing the shielding compression joint ring, and the compression joint ring flanging is stopped by the shielding pressing plate.

2. The high-voltage connector according to claim 1, wherein the rotation preventing groove has a rotation preventing section for engaging the terminal and preventing the terminal from rotating.

3. The high-voltage connector according to claim 2, wherein the anti-rotation groove includes a first anti-rotation section and a second anti-rotation section communicating with each other, a connection of the terminal and the cable is fitted to the first anti-rotation section, and the terminal is fitted to the second anti-rotation section;

the cross section of the first anti-rotation section and the cross section of the second anti-rotation section are both rectangular, the width of the second anti-rotation section is larger than that of the first anti-rotation section, and the height of the first anti-rotation section is larger than that of the second anti-rotation section.

4. The high-pressure connector of claim 3, wherein the end cap has a first retainer plate and a second retainer plate, the first retainer plate and the second retainer plate being arranged in parallel, the first retainer plate and the second retainer plate defining the second anti-rotation section therebetween.

5. The high-pressure connector of claim 3, wherein the end cap is configured with a glue-reducing groove disposed about the first anti-rotation segment.

6. The high-voltage connector as claimed in claim 1, wherein the housing is provided with a snap groove, and the end cap is provided with a snap which is snapped into the snap groove.

7. The high-pressure connector according to claim 1, wherein the housing is provided with a guide groove, and the end cap is provided with a guide rib, the guide rib being fitted in the guide groove.

8. The high voltage connector as claimed in any one of claims 1 to 7, further comprising:

the tail sealing ring is sleeved on the outer side of the cable and located on one side, back to the terminal, of the shielding connecting ring, and one end, facing the terminal, of the tail sealing ring stops at the shielding connecting ring.

9. The high-voltage connector according to claim 8, wherein an end of the shield connection ring facing away from the terminal is configured with a connection ring flange, and the tail seal ring is stopped by the connection ring flange.

10. The high voltage connector of claim 8, wherein an end of said housing remote from said terminals has an end wall, said tail seal extending away from said terminals and through said end wall.

11. The high voltage connector as claimed in any one of claims 1 to 7, further comprising:

the outer peripheral face of the shell is provided with an assembling groove extending along the circumferential direction of the shell, and the assembling groove is sleeved with the shell sealing ring.

12. The high-pressure connector according to claim 11, wherein the housing is provided with an anti-rotation groove, and the housing seal ring is provided with an anti-rotation protrusion, the anti-rotation protrusion fitting into the anti-rotation groove.

13. The high voltage connector of any one of claims 1-7, wherein the housing is provided with mounting ears mounted to the electrical box housing by fasteners.

14. The high-voltage connector as claimed in claim 13, wherein said mounting ears are located on an upper surface of said housing, said fastener extending in an up-down direction.

15. The high voltage connector of claim 14, wherein said mounting ears include vertical portions connected at their lower ends to said housing and horizontal portions connected at their upper ends, said horizontal portions being mounted to said electrical box housing by said fasteners.

16. The high voltage connector of claim 15, wherein the upright is provided with an anti-mistake post that fits within an anti-mistake groove on the distribution box housing.

17. The high voltage connector as claimed in any one of claims 1 to 7, further comprising:

the annular spring, the outer peripheral face of casing is equipped with along its circumference extension's annular, the annular spring assemble in the annular.

18. The high-voltage connector as claimed in any one of claims 1 to 7, wherein the cables are plural and respectively inserted through the housing, the terminals are plural and connected to the plural cables in a one-to-one correspondence, and the end cap is configured with a plurality of anti-rotation grooves, and the terminals are fitted to the anti-rotation grooves in a one-to-one correspondence.

19. The high voltage connector as claimed in any one of claims 1-7, wherein the cable is an aluminium cable.

20. A vehicle, characterized in that it comprises a high-voltage connector according to any one of claims 1-19.