CN210576624U - Connector and new energy automobile inverter system with same - Google Patents

Abstract

The utility model relates to a connector technical field discloses a connector and have new energy automobile inverter system of this connector, this connector include insulating base, and with insulating base lid closes fixed insulating cover the insulating base with set up a plurality of conducting strips, it is a plurality of between the insulating cover the conducting strip is insulating in order to pile up the setting, corresponds each the conducting strip is provided with the radiating piece, insulating cover and/or be equipped with on the insulating base the radiating piece with insulating cover and/or the heat dissipation channel of insulating base outside intercommunication. Through setting up the radiating piece between each conducting strip for the heat that filter connector produced in the use also can dispel the heat through the radiating piece, and the insulating base and the insulating apron of this connector are fixed for the lid closes, then after piling up the conducting strip together, install the radiating piece between the conducting strip again, and mounting means is simple, and the radiating effect is good.

Description

Connector and new energy automobile inverter system with same

Technical Field

The utility model relates to a connector technical field, concretely relates to connector and have new energy automobile dc-to-ac converter system of this connector.

Background

The inverter converts dc power (batteries, battery cells) to ac power (typically 220v50HZ sine or square wave). Conventionally, an inverter is a device that converts Direct Current (DC) into Alternating Current (AC). It is composed of inverter bridge, control logic and filter circuit. During the operation of the inverter, direct current is converted into alternating current through the switching tube and is output, so that a large amount of interference is generated, the self operation is influenced, other surrounding equipment is influenced, and therefore the filter connector is used for reducing the influence, and the novel energy inverter system is particularly widely used in the novel energy inverter system. When in connection, one end of the filter connector is connected with the IGBT

(IGBT: composite full-control voltage-driven power semiconductor device, applied to a converter system with a DC voltage of 600V or more, such as an AC motor, a frequency converter, etc.), one end of which is connected with a motor to complete the connection between the equipment and the power supply. When the filter connector works normally, a large amount of heat can be generated, and the filtering effect can be influenced by overhigh temperature. The filter connector is generally produced by an insert injection molding mode, and due to the limitation of the insert injection molding production mode, the heat dissipation mode of the filter connector is to dissipate heat by means of exposing a conductive sheet, so that the heat dissipation effect is poor.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming the filter radiator among the new forms of energy inverter system among the prior art and producing a large amount of heats when normal during operation, leads to the defect that the high temperature influences the filtering effect to a connector is provided, and the new energy automobile inverter system who has this connector.

The connector comprises an insulating base and an insulating cover plate, wherein the insulating cover plate is fixedly covered on the insulating base, a plurality of conducting strips are arranged between the insulating base and the insulating cover plate and are sequentially and insulatively stacked, radiating pieces are arranged corresponding to the conducting strips, and radiating channels communicated with the insulating cover plate and/or the outer side of the insulating base are arranged on the insulating cover plate and/or the insulating base.

Furthermore, the conducting strips are sequentially and insulatively stacked to form a ladder shape, the radiating piece is arranged on any ladder corresponding to the conducting strips, and the insulating cover plate is provided with radiating channels which are arranged corresponding to the radiating pieces one by one.

Furthermore, the insulating cover plate is in a step shape corresponding to the plurality of conducting strips, and the heat dissipation channel is arranged on the step.

Further, the material of the heat dissipation member is silica gel.

Furthermore, an insulating partition board for separating the two conducting strips is arranged between the two adjacent conducting strips.

Furthermore, the number of the conducting strips is N, wherein N is a natural number greater than 0, the number of the insulating partition plates is N-1, and the length of the insulating partition plates is gradually reduced in a step manner.

Furthermore, one side of each conducting strip extends out of the projection area of the insulating cover plate on the insulating base to form a connecting end, and the connecting ends are electrically connected with a power supply respectively.

Furthermore, one side of the conductive sheet adjacent to the connecting end is provided with a sheet-shaped butt joint end so as to be electrically connected with the equipment to be connected, and the butt joint end is not positioned in the projection area of the insulating cover plate on the insulating base.

Furthermore, the butt joint ends are arranged in one-to-one correspondence with the positions of the heat dissipation pieces.

The new energy automobile inverter system comprises an inverter and a connector, wherein the connector is the connector, and the inverter is electrically connected with the butt joint end of the connector.

The utility model discloses technical scheme has following advantage:

1. the utility model provides a pair of connector, including insulating base, and with insulating base lid closes fixed insulating cover the insulating base with set up a plurality of conducting strips, it is a plurality of between the insulating cover the conducting strip is insulating to pile up the setting in order, corresponds each the conducting strip is provided with the radiating piece, insulating cover and/or be equipped with on the insulating base the radiating piece with insulating cover and/or the heat dissipation channel of insulating base outside intercommunication. Through setting up the radiating piece between each conducting strip for the heat that the connector produced in the use also can dispel the heat through the radiating piece, and the insulating base and the insulating cover plate of this connector close fixedly for the lid, then after piling up the conducting strip together, install the radiating piece between the conducting strip again, the mounting means is simple, and the radiating effect is good, avoids leading to the problem that the filtering connector heat dissipation is not good, the high temperature further influences filtering connector filtering effect because of the not enough of inserts moulding plastics.

2. The utility model provides an in the connector, it is a plurality of the conducting strip is insulating to be piled up for the echelonment in order, corresponds on arbitrary ladder the conducting strip is equipped with the heat dissipation piece, seted up on the insulating cover plate with the one-to-one setting of heat dissipation piece heat dissipation channel. Through piling up the conducting strip for the echelonment, correspond the conducting strip and set up on the ladder, use with the cooperation of heat dissipation channel, realized can placing more fin and increase heat radiating area's effect in effectual heat radiating area and less volume, effectively improved the radiating effect.

3. The utility model provides an among the connector, insulating cover plate is with a plurality of the echelonment that the conducting strip corresponds, heat dissipation channel sets up on the ladder. The insulating cover plate is arranged to be in the step shape corresponding to the conducting plate, the conducting plate and the insulating cover plate can be tightly fixed, and the insulating cover plate is matched with the heat dissipation channel, so that the use stability of the connector is improved.

4. The utility model provides an in the connector, adjacent two be provided with between the conducting strip with two the insulating barrier that the conducting strip separates. Through setting up insulating barrier, can guarantee stable electrical connection between each section conducting strip.

5. The utility model provides a new energy automobile inverter system, including dc-to-ac converter and connector, the connector is as above the connector, the dc-to-ac converter with the butt joint end electric connection of connector. Because the inverter system adopts the connector, any one of the advantages of the connector is realized, and in the using process of the inverter system, one end of the connector is connected with the IGBT, the other end of the connector is connected with the motor, the current is transmitted from the IGBT to the motor, and the stable electric transmission is realized.

Drawings

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

Fig. 1 is a schematic view of an overall structure of a connector provided in an embodiment of the present invention;

fig. 2 is a schematic view showing a positional relationship between the heat sink and the insulating spacer shown in fig. 1;

FIG. 3 is a schematic diagram of a step-shaped stacked structure of conductive sheets;

FIG. 4 is a schematic structural diagram of the insulating cover plate shown in FIG. 1;

FIG. 5 is a schematic structural diagram of the insulating base shown in FIG. 1;

description of reference numerals:

1. an insulating base; 2. an insulating cover plate; 21. a heat dissipation channel; 3. a conductive sheet; 31. a connecting end; 32. a butt joint end; 4. a heat sink; 5. an insulating spacer.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The embodiment provides a new energy automobile inverter system, including dc-to-ac converter and connector, wherein the butt joint end and the dc-to-ac converter electric connection of connector, the motor is connected to the other end, realizes the effect of filtering.

As shown in fig. 1, fig. 2, and fig. 3, the connector in this embodiment includes an insulating base 1, an insulating cover plate 2, a plurality of conducting strips 3, and a plurality of heat dissipation members 4, wherein the insulating base 1 and the insulating cover plate 2 are covered and fixed, and can be fixed by screws or other fixing methods, the plurality of conducting strips 3 are sequentially stacked in the insulating cover plate 2 and the insulating base 1 in an insulating manner, the heat dissipation members 4 are disposed in one-to-one correspondence with the conducting strips 3, a heat dissipation channel 21 is disposed on the insulating cover plate 2 and/or the insulating base 1, the heat dissipation channel 21 is communicated with the insulating cover plate 2 and/or the outside of the insulating base 1, and the heat dissipation channel 21 is used in cooperation with the heat dissipation members 4, so as to effectively improve the heat dissipation effect of the connector in the.

As shown in fig. 3, the plurality of conductive sheets 3 in the present embodiment are sequentially stacked in a step shape between the insulating base 1 and the insulating cover 2, the insulating cover 2 is provided in a step shape corresponding to the plurality of conductive sheets 3, the heat dissipation members 4 are correspondingly provided on any step, wherein the heat dissipation channels 21 are provided on the insulating cover 2 and then are provided in one-to-one correspondence with the heat dissipation members 4, and specifically, the heat dissipation members 4 may be heat dissipation fins made of silicone.

In this embodiment, one side of each conducting strip 3 extends out of the insulating cover plate 2 and is disposed outside the projection area of the insulating base 1 to form a connection end 31, the connection end 31 is electrically connected to a power supply and can be connected to a motor, a sheet-shaped docking end 32 is disposed on one side of the conducting strip 3 adjacent to the connection end 31 to be electrically connected to a device to be connected, the docking end 32 is not located in the projection area of the insulating cover plate 2 on the insulating base 1, and the docking ends 32 and the heat dissipating members 4 are disposed in a one-to-one correspondence manner, so as to ensure that heat generated during the use of the connector can be better transmitted to the heat dissipating members 4 for heat dissipation.

In order to ensure stable electrical connection between each segment of the conductive sheets 3, as shown in fig. 2, the present embodiment further includes an insulating spacer 5, where the insulating spacer 5 is disposed between two adjacent conductive sheets 3 to separate the two conductive sheets 3, where the number of the conductive sheets 3 may be N, N is a natural number greater than 0, the number of the insulating spacers 5 is N-1, and the length is gradually decreased in steps, for example, when the number of the conductive sheets 3 is 3, the number of the insulating spacers 5 may be 2, and it is sufficient to separate two adjacent conductive sheets 3.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims (10)

1. The utility model provides a connector, its characterized in that, including insulating base (1), and with insulating base (1) lid closes fixed insulating cover board (2) insulating base (1) with set up a plurality of conducting strips (3) between insulating cover board (2), it is a plurality of conducting strip (3) are insulating in order and are piled up the setting, correspond each conducting strip (3) are provided with heat dissipation piece (4), insulating cover board (2) and/or be equipped with on insulating base (1) heat dissipation piece (4) with insulating cover board (2) and/or heat dissipation channel (21) of insulating base (1) outside intercommunication.

2. The connector according to claim 1, wherein a plurality of the conductive sheets (3) are sequentially stacked in a step shape, the heat dissipation member (4) is provided on any step corresponding to the conductive sheet (3), and the heat dissipation channels (21) corresponding to the heat dissipation members (4) are provided on the insulating cover plate (2).

3. Connector according to claim 2, characterized in that the insulating cover plate (2) is stepped corresponding to the plurality of conductive strips (3), the heat dissipation channel (21) being opened on the step.

4. Connector according to any of claims 1-3, characterized in that the material of the heat sink (4) is silicone.

5. A connector according to any one of claims 1 to 3, wherein an insulating spacer (5) is provided between adjacent ones of the conductive sheets (3) to separate the conductive sheets (3).

6. Connector according to claim 5, characterized in that the number of said conducting strips (3) is N, where N is a natural number greater than 0, and the number of said insulating spacers (5) is N-1, with a length that decreases in steps.

7. The connector according to claim 6, wherein one side of each conductive sheet (3) extends out of the projection area of the insulating cover plate (2) on the insulating base (1) to form a connection end (31), and the connection ends (31) are respectively electrically connected with a power supply.

8. The connector according to claim 7, characterized in that a sheet-shaped butt end (32) is arranged on the conductive sheet (3) adjacent to the connecting end (31) for electrically connecting with a device to be connected, and the butt end (32) is not located in the projection area of the insulating cover plate (2) on the insulating base (1).

9. Connector according to claim 8, wherein the mating ends (32) are arranged in a one-to-one correspondence with the position of the heat sink (4).

10. A new energy automobile inverter system, characterized by comprising an inverter and a connector, wherein the connector is according to any one of claims 1-9, and the inverter is electrically connected with the butt end of the connector.

Images