High-voltage connector signal line steering structure

Abstract

The utility model relates to the technical field of electric connectors, in particular to a signal line steering structure of a high-voltage connector, and solves the problems that a high-voltage loop and a low-voltage signal loop are crossed and the position adjustment cost of the signal loop is high in the prior art. The steering structure comprises a connector sheath, the connector sheath is connected with a signal terminal and a terminal plug pin used for fixing a power copper bar terminal, the tail end of the terminal plug pin is connected with a wire protection plate, the tail end of the terminal plug pin is matched with the wire protection plate to form a wire harness steering cavity, the signal terminal is connected with a signal wire harness, and the signal wire harness penetrates through the wire harness steering cavity. The connector has the beneficial effects that the direction of the signal wire harness is guided and adjusted by arranging the wire harness steering cavity at the tail end of the terminal plug pin, the signal wire harness can be arranged according to the whole vehicle layout and the arrangement limitation in equipment when the connector is used, and the structure of the connector does not need to be readjusted and designed; the arrangement requirements of different signal wire harnesses can be met by adopting one connector structure.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of electric connector, especially a high pressure connector signal line turning structure. BACKGROUND

[0002] In order to use safely, the high pressure connector adopts low voltage control high voltage mode, signal circuit is arranged in the connector, the signal circuits are connected in series, and the high voltage of the connector is disconnected when the signal loop is disconnected. The signal line is generally arranged at the board end and is wired in the equipment. For safety consideration, the wiring in the equipment is generally layered wiring of high voltage loop and low voltage loop. For example, the patent with the publication number CN118539228 A discloses a board end connector with signal interlocking structure and high pressure connector, which comprises a board end connector body, a signal wire harness and a signal pin needle are arranged on the board end connector body, the signal wire harness and the signal pin needle are inserted and matched, a signal upper body for conveniently installing a sealing ring is connected to the signal pin needle, a signal insertion hole is arranged on the board end connector, the signal upper body and the signal insertion hole are inserted and matched, and a sealing ring matched with the signal insertion hole is arranged on the signal upper body. A wire end connector is further arranged, and a convex structure can be inserted into the signal insertion hole and abuts against the top surface of the signal upper body.

[0003] However, sometimes the whole vehicle layout and the arrangement in the equipment are limited, and there is a crossing between the high voltage loop and the low voltage signal loop. The general solution is to adjust the position of the low voltage signal loop on the connector, but this will cause a large change in the structure of the connector product and a high change cost. INVENTION CONTENTS

[0004] The utility model provides a high pressure connector signal line turning structure, solve the high voltage loop and low voltage signal loop crossing in prior art, signal loop position adjustment cost high problem.

[0005] The technical scheme of the utility model is as follows:

[0006] A high pressure connector signal line turning structure, comprising a connector sheath, a signal terminal and a terminal bolt for fixing a power copper bar terminal are connected to the connector sheath, a wire sheath is connected to the tail end of the terminal bolt, and the tail end of the terminal bolt and the wire sheath cooperate to form a wire harness turning cavity, a signal wire harness is connected to the signal terminal, and the signal wire harness passes through the wire harness turning cavity. The direction of the signal wire harness is guided and adjusted in the mode that the wire harness turning cavity is arranged, the customer can arrange and adjust the wire harness according to the own demand, the structure of the connector does not need to be changed, and the adjustment cost is reduced. At the same time, the signal wire harness and the copper bar of the equipment end can be prevented from crossing and rubbing in the use process of the connector, and then the problem that the signal wire harness is damaged can be avoided.

[0007] The included angle between the axis of the wire harness turning cavity and the insertion direction of the signal terminal is 0-90 degrees.

[0008] The wire guide plate comprises a U-shaped groove, and hanging structures are arranged on the two side walls of the U-shaped groove; the terminal plug has a hanging point, and the hanging structures are connected to the hanging point by hanging. After the signal wire harness is placed in the U-shaped groove, the wire guide plate is hung with the terminal plug to ensure stable installation of the wire guide plate, and the wire guide plate limits the direction of the signal wire harness to adjust the arrangement direction of the signal wire harness.

[0009] A limiting groove is arranged on the inner side wall of the U-shaped groove, and a limiting rib is arranged on the terminal plug and is in sliding fit with the limiting groove. The limiting groove and the limiting rib play a guiding role in the installation of the wire guide plate, and limit the up-down direction of the wire guide plate and the terminal plug to ensure accurate installation of the wire guide plate on the terminal plug.

[0010] The end of the U-shaped groove is provided with a bottom plate corresponding to the turning position of the signal wire harness. The bottom plate provides support for the turning position of the signal wire harness, preventing the signal wire harness from coming out of the lower end of the wire guide plate, thereby ensuring the installation stability of the signal wire harness in the wire guide plate.

[0011] The limiting rib is arranged along the insertion direction of the signal terminal, and the limiting rib is arranged on the upper part or the lower part of the terminal plug. The limiting rib is arranged eccentrically on the terminal plug to prevent incorrect installation of the wire guide plate.

[0012] The width of the U-shaped groove is greater than or equal to the diameter of the signal wire harness, and the distance between the bottom of the U-shaped groove and the end of the terminal plug is greater than or equal to the diameter of the signal wire harness. It is ensured that the signal wire harness can be installed in the wire guide plate, and the signal wire harness is prevented from being damaged by being squeezed by the wire guide plate.

[0013] The lower side of the terminal plug is provided with a wire outlet groove arranged along the insertion direction of the signal terminal, and the end of the wire outlet groove corresponds to the lower end position of the wire harness turning cavity. The wire outlet groove is a semicircular groove, which limits the signal wire harness to ensure neat arrangement of the signal wire harness.

[0014] The signal terminal is provided with a signal sheath, and the signal sheath is inserted into the connector sheath. The tail of the signal terminal is crimped with the signal wire harness, and then the signal terminal is assembled into the signal sheath, and the signal sheath is installed into the connector sheath.

[0015] The tail end of the terminal plug extends out of the power copper bar terminal; the power copper bar terminal is connected with the device end copper bar. The connection position of the power copper bar terminal and the device end copper bar is arranged in a staggered manner with the turning position of the signal wire harness to avoid interference of the connection of the device end copper bar and the power copper bar terminal with the installation of the wire guide plate.

[0016] The utility model discloses a beneficial effect is: first, through the mode of installing the wire protection plate at the tail end of the terminal bolt, the wiring harness turning cavity is arranged on the connector sheath, then the wiring harness turning cavity guides and adjusts the direction of signal wiring harness, when the connector is used, can arrange signal wiring harness according to the whole vehicle layout and equipment internal arrangement limit, need not to adjust the design of the structure of the connector again, that is, a connector structure can realize different signal wiring harness arrangement demand, reduce the design and production cost of the connector.Secondly, the two side walls of wire protection plate can play the protection effect to signal wiring harness, effectively prevent the cross friction between signal wiring harness and equipment end copper bar in the use process of the connector, and then avoid the problem of signal wiring harness damage. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, the following will briefly introduce the drawing needed to be used in the embodiment or prior art description, obviously, the drawing in the following description is only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without creative labor.

[0018] Figure 1 It is signal line turning structure installation schematic diagram on the connector;

[0019] Figure 2 It is connector assembly schematic diagram before wire protection plate assembly;

[0020] Figure 3 It is wire protection plate assembly schematic diagram;

[0021] Figure 4 It is connector sectional view after wire protection plate assembly.

[0022] In the drawing: 1, connector sheath, 2, power copper bar terminal, 3, terminal bolt, 4, signal wiring harness, 5, wire protection plate, 6, signal sheath, 7, signal terminal, 8, equipment end copper bar, 31, outlet slot, 32, hanging point, 33, limiting rib, 51, U-shaped groove, 52, hanging structure, 53, bottom plate. DETAILED DESCRIPTION

[0023] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model, obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0024] Embodiment 1, as Figure 1 ,Figure 2 、 Figure 3 As shown in FIG. 1 and FIG. 2, a high-voltage connector signal wire turning structure includes a connector sheath 1, a signal terminal 7 and a terminal plug 3 for fixing a power copper bar terminal 2 connected to the connector sheath 1, a wire guard 5 connected to the tail end of the terminal plug 3, and a wire harness turning cavity formed by the tail end of the terminal plug 3 and the wire guard 5. A signal wire harness 4 is connected to the signal terminal 7 and passes through the wire harness turning cavity. Specifically, the terminal plug 3 is connected to the connector sheath 1, the terminal plug 3 is provided with a terminal hole, the power copper bar terminal 2 is inserted into the terminal hole, the power copper bar terminal 2 is provided with a positioning hole, the inner wall of the terminal hole is provided with a positioning hanging table, the positioning hole and the positioning hanging table are matched, and the upper and lower sides of the power copper bar terminal 2 protrude out of the terminal plug 3 and are in interference fit with the connector sheath 1. The signal terminal 7 is arranged below the terminal plug 3, the terminal plug 3 can separate the low-voltage signal circuit where the signal terminal 7 is located from the high-voltage circuit where the power copper bar terminal 2 is located, and plays a safety protection role. The signal wire harness 4 connected to the signal terminal 7 is guided and adjusted in direction by the wire harness turning cavity, which facilitates the arrangement of the signal wire harness 4 according to the vehicle layout and the arrangement restriction in the equipment during the use of the connector. Different arrangement requirements of the signal wire harness 4 can be met by using one connector structure, which reduces the design and production cost of the connector.

[0025] Further, the included angle between the axis of the wire harness turning cavity and the insertion direction of the signal terminal 7 is 0°-90°. In this embodiment, the deflection angle of the wire harness turning cavity is 90°, that is, the axis of the wire harness turning cavity is perpendicular to the insertion direction of the signal terminal 7. After the turning of the signal wire harness 4 through the wire harness turning cavity, the signal wire harness 4 changes from the horizontal direction to the vertical direction, thereby realizing the direction adjustment of the signal wire harness 4.

[0026] In the embodiment 2, on the basis of the embodiment 1, the wire guard 5 comprises a U-shaped groove 51, and the two side walls of the U-shaped groove 51 are provided with a hanging structure 52, and the terminal plug 3 is provided with a hanging point 32, and the hanging structure 52 is hung and connected with the hanging point 32. In the embodiment, two hanging points 32 are respectively arranged on the front and back sides of the tail end of the terminal plug 3, and the two hanging points 32 are respectively arranged on the upper part and the lower part of the tail end of the terminal plug 3, and two hanging structures 52 are respectively arranged on the two side walls of the U-shaped groove 51, and the cooperation between the plurality of hanging structures 52 and the hanging points 32 ensures the stability of the installation of the wire harness guard 5 on the tail of the terminal plug 3; specifically, the hanging structure 52 is a long hole horizontally arranged on the side wall of the U-shaped groove 51, and the hanging point 32 cooperates with the end of the long hole; after the signal wire harness 4 is arranged in the U-shaped groove 51, the wire guard 5 is hung with the terminal plug 3, so as to ensure the stable installation of the wire guard 5, and at the same time, the wire guard 5 limits the direction of the signal wire harness 4, so as to adjust the arrangement direction of the signal wire harness 4. In addition, the two side walls of the U-shaped groove 51 can protect the signal wire harness 4, effectively prevent the cross friction between the signal wire harness 4 and the copper bar 8 of the equipment end in the use process of the connector, and avoid the damage of the signal wire harness 4.

[0027] Further, a limiting groove is arranged on the inner side wall of the U-shaped groove 51, and a limiting rib 33 is arranged on the terminal plug 3, and the limiting rib 33 is slidably matched with the limiting groove. The cooperation between the limiting groove and the limiting rib 33 plays a guiding role in the installation of the wire guard 5, and limits the up-down direction of the wire guard 5 and the terminal plug 3, so as to ensure the accurate installation position of the wire guard 5 on the terminal plug 3.

[0028] Further, as shown in Figure 4 the end of the U-shaped groove 51 is provided with a bottom plate 53, and the bottom plate 53 corresponds to the turning position of the signal wire harness 4. The bottom plate 53 provides support for the turning position of the signal wire harness 4, prevents the signal wire harness 4 from being pulled out from the lower end of the wire guard 5, and further ensures the stable installation of the signal wire harness 4 in the wire guard 5.

[0029] Further, the limiting rib 33 is arranged along the insertion direction of the signal terminal 7, and the limiting rib 33 is arranged on the upper part or the lower part of the terminal plug 3. In the embodiment, the limiting rib 33 is horizontally arranged on the upper part of the terminal plug 3, and the limiting rib 33 is asymmetrically arranged on the terminal plug 3, so as to prevent the incorrect installation of the wire guard 5.

[0030] Further, the width of the U-shaped groove 51 is greater than or equal to the diameter of the signal wire harness 4, and the distance between the bottom of the U-shaped groove 51 and the end of the terminal plug 3 is greater than or equal to the diameter of the signal wire harness 4. It is ensured that the signal wire harness 4 can be installed in the wire guard 5, and the signal wire harness 4 is prevented from being damaged due to the extrusion of the wire guard 5.

[0031] In embodiment 3, on the basis of embodiment 2, a high-voltage connector signal wire turning structure is provided, the lower side of the terminal plug 3 is provided with a wire outlet slot 31 arranged along the insertion direction of the signal terminal 7, and the end of the wire outlet slot 31 corresponds to the lower end position of the wire harness turning cavity. Specifically, the wire outlet slot 31 is a semicircular slot, the wire outlet slot 31 guides and limits the signal wire harness 4, and ensures that the signal wire harness 4 is arranged in order.

[0032] Further, the signal terminal 7 is provided with a signal sheath 6, the signal sheath 6 is inserted into the connector sheath 1. The tail of the signal terminal 7 is crimped with the signal wire harness 4, then the signal terminal 7 is assembled into the signal sheath 6, the signal sheath 6 is installed into the connector sheath 1, and the installation of the signal terminal 7 in the connector sheath 1 is realized.

[0033] Further, the tail end of the terminal plug 3 extends out of the power copper bar terminal 2; the power copper bar terminal 2 is connected with the equipment end copper bar 8. The tail of the terminal plug 3 can separate the two power copper bar terminals 2, avoid contact interference between the two power copper bar terminals 2, and further avoid the short circuit condition; in addition, the connection position of the power copper bar terminal 2 and the equipment end copper bar 8 and the turning position of the signal wire harness 4 are arranged in a staggered manner, and the installation of the wire sheath 5 is avoided from being interfered by the connection of the equipment end copper bar 8 and the power copper bar terminal 2.

[0034] The above only describes the preferred embodiments of the present application and is not intended to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A high-voltage connector signal line turning structure, comprising a connector sheath (1), characterized in that, The connector housing (1) is connected to a signal terminal (7) and a terminal pin (3) for fixing the power copper busbar terminal (2). The tail end of the terminal pin (3) is connected to a wire guard plate (5). The tail end of the terminal pin (3) and the wire guard plate (5) cooperate to form a wire harness turning cavity. The signal terminal (7) is connected to a signal wire harness (4). The signal wire harness (4) passes through the wire harness turning cavity.

2. The high-voltage connector signal line turning structure according to claim 1, characterized in that, The angle between the axis of the wire harness steering cavity and the insertion direction of the signal terminal (7) is 0°~90°.

3. The high-voltage connector signal line turning structure according to claim 1 or 2, characterized in that, The conductor guard plate (5) includes a U-shaped groove (51), and a hanging structure (52) is provided on both sides of the U-shaped groove (51). A hanging point (32) is provided on the terminal pin (3), and the hanging structure (52) is connected to the hanging point (32).

4. The high-voltage connector signal line turning structure according to claim 3, characterized in that, The inner wall of the U-shaped groove (51) is provided with a limiting groove, and the terminal pin (3) is provided with a limiting rib (33), which slides with the limiting groove.

5. The high-voltage connector signal line turning structure according to claim 4, characterized in that, The end of the U-shaped groove (51) is provided with a base plate (53), and the base plate (53) corresponds to the turning position of the signal harness (4).

6. The high-voltage connector signal line turning structure according to claim 5, characterized in that, The limiting rib (33) is arranged along the insertion direction of the signal terminal (7), and the limiting rib (33) is set on the upper or lower part of the terminal pin (3).

7. The high-voltage connector signal line turning structure according to any one of claims 4 to 6, characterized in that, The width of the U-shaped groove (51) is greater than or equal to the diameter of the signal harness (4), and the distance between the bottom of the U-shaped groove (51) and the end of the terminal pin (3) is greater than or equal to the diameter of the signal harness (4).

8. The high-voltage connector signal line turning structure according to claim 7, characterized in that, The lower side of the terminal pin (3) is provided with a wire outlet groove (31) arranged along the insertion direction of the signal terminal (7), and the end of the wire outlet groove (31) corresponds to the lower end of the wire harness turning cavity.

9. The high-voltage connector signal line turning structure according to claim 1 or 8, characterized in that, The signal terminal (7) is provided with a signal sleeve (6), which is inserted into the connector sleeve (1).

10. The high-voltage connector signal line turning structure according to claim 9, characterized in that, The tail end of the terminal pin (3) extends out of the power copper bus terminal (2); the power copper bus terminal (2) is connected to the equipment end copper bus (8).

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