CN211777876U

CN211777876U - Connector with insulativity and electric compressor with connector

Info

Publication number: CN211777876U
Application number: CN202020439288.3U
Authority: CN
Inventors: 郑惠凤; 弋孟楷
Original assignee: Zhengzhou Yuebo New Energy Automobile Technology Co ltd
Current assignee: Zhengzhou Yuebo New Energy Automobile Technology Co ltd
Priority date: 2020-03-31
Filing date: 2020-03-31
Publication date: 2020-10-27
Anticipated expiration: 2030-03-31

Abstract

The utility model relates to a have insulating connector and have electric compressor of this connector, this have insulating connector includes: the connector comprises a connector shell, a plug-in terminal arranged at one end of the connector shell, and a copper needle welded with the plug-in terminal; the connector shell is provided with an insulation cavity, and the plug-in terminals are placed in the insulation cavity; a copper needle groove for placing a copper needle is formed in one side of the insulating cavity and communicated with the insulating cavity; the insulating cavity respectively wraps each plug-in terminal, and the copper needle groove respectively wraps each copper needle. The utility model provides a damaged and the condition of fish tail appear easily in connector and the electric compressor who has this connector with insulating nature, solution three-phase line to avoid taking place short circuit, electric leakage problem between controller and the casing, improve electric compressor's security.

Description

Connector with insulativity and electric compressor with connector

Technical Field

The utility model relates to a vehicle air condition compressor technical field especially relates to an electric compressor who has insulating connector and have this connector.

Background

An electric air-conditioning compressor (electric compressor for short) of a new energy automobile is a core component of an automobile air conditioner, high-voltage electricity of the whole automobile is used as a power source of the component, and the insulation performance of the component can directly influence the safety of the whole automobile.

In the operation process of the electric compressor, high-voltage direct current is converted into alternating current through the controller and then is conducted to the motor through the ceramic binding post, in order to prevent short circuit between the binding post and a three-phase terminal of the motor or between the three-phase terminal of the controller and a shell of the compressor, an insulating sheath is used for wrapping the three-phase terminal of the motor and the three-phase terminal of the controller at present and then is connected with the ceramic binding post, three copper wires are usually used for leading out the alternating current on the controller, and the other end of the insulating sheath is wrapped with the insulating sheath and.

In the prior art, three copper wires wrapped by insulating rubber are generally used on a controller, one end of each copper wire is connected to a PCB, and the other end of each copper wire is connected with a terminal and then wrapped by an insulating sheath to be connected with a binding post. However, during installation and transportation, the three-phase wires are easily damaged and scratched, which results in short circuit and electric leakage between the controller and the casing.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a damaged and the fish tail's condition appears easily in three-phase line among the solution prior art connector with insulating nature and the electric compressor who has this connector to avoid taking place the problem of short circuit, electric leakage between controller and the casing, improve electric compressor's security.

In order to realize the technical purpose, the utility model provides an aspect provides a connector with insulating nature, it includes the connector casing, places in the connector terminal of connecing of connector casing one end, with connect the copper needle that the connector terminal is connected.

Be equipped with insulating chamber on the connector casing, connect the spigot and place in insulating intracavity, insulating chamber one side is equipped with the copper needle groove that is used for placing the copper needle, and the copper needle groove is linked together with insulating chamber, and insulating chamber wraps up each and connects the spigot respectively, and the copper needle groove wraps up each copper needle respectively.

According to above technical scheme, will insert spigot and copper needle through insulating chamber and copper needle groove in the connector casing and wrap up respectively, prevent to take place the short circuit between two adjacent copper needles or two adjacent binding post, lead to the electric compressor electric leakage to improve electric compressor's security.

In some embodiments, the connector housing comprises an upper sheath and a lower sheath clamped with the upper sheath, and the insulation cavity and the copper needle groove are arranged on the lower sheath; notches are formed above the insulating cavity and the copper needle groove. Through the technical characteristics, the copper needle and the wiring terminal are conveniently and efficiently arranged in the connector shell.

In some embodiments, the depth of the insulation cavity is greater than the placement height of the plug terminal, and the depth of the copper pin groove is greater than the placement height of the copper pin. Through the technical characteristics, the insulating cavity and the copper pin groove can better improve the insulating property between two adjacent copper pins and between two adjacent wiring terminals.

In some embodiments, the upper sheath is provided with a plurality of convex surfaces corresponding to the shape of the notches of the lower sheath and pressing the socket terminal and the copper pin. Through technical characteristic, each copper needle and binding post can be fixed better in insulating chamber and copper needle groove, have solved in installation and transportation, and the problem of damage and fish tail appears in the three-phase line easily.

In some embodiments, a needle passing hole is formed between the copper needle groove and the insulating cavity, and the copper needle groove is communicated with the insulating cavity through the needle passing hole. Through the technical characteristics, the insulating cavity can better stabilize each copper needle and the wiring terminal, thereby improving the insulating property of the connector, and simultaneously, the copper needles and the wiring terminals can be better installed.

In order to better achieve the technical object, another aspect of the present invention provides a motor-driven compressor, which includes a motor housing, a driving assembly, a controller, and a terminal, in addition to the connector having insulation as described above.

The driving assembly is arranged in the motor shell and is electrically connected with a connector on the controller through a binding post, and the connector is positioned on the lower side of the controller.

Through the technical scheme who provides above technical side, effectively avoid in installation and transportation, the condition of damage and fish tail appears easily in the three-phase line, leads to taking place short circuit, the bad phenomenon of electric leakage between controller and the casing to the security of electric compressor has been improved.

In some embodiments, the bottom of the insulating cavity is provided with a connecting hole, and the binding post passes through the connecting hole to be connected with the plug-in terminal. Through this technical scheme, effectively reduce electric compressor's the assembly degree of difficulty and improve the stability of terminal.

In some embodiments, the end of the connector having insulation is provided with a mounting hole, the lower surface of a connector having insulation is provided with a stopper, and the mounting hole and the stopper are used for fixing a connector having insulation on the electric compressor, thereby improving the stability of the connector during installation and transportation.

Drawings

Fig. 1 is a sectional view showing a structure of an electric compressor having the connector according to the present invention;

FIG. 2 is a schematic exploded view of FIG. 1A;

FIG. 3 is a schematic view of a connector with insulation according to the present invention;

fig. 4 is a plan view of a connector having insulation according to the present invention.

Reference numerals:

1. a connector assembly; 2. a controller; 3. a binding post; 4. a compressor housing; 5. a drive assembly; 6. a heat dissipation plate; 12. a limiting member; 13. putting a sheath; 14. a lower sheath; 15. a copper needle; 16. a plug-in terminal; 131. a convex surface; 132. a snap ring; 141. a copper needle groove; 142. buckling; 143. an insulating cavity; 145. connecting holes; 146. mounting holes; 147. and (4) pinhole passing.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings.

The utility model discloses aim at protecting a connector 1 and have this connector 1's electric compressor with insulating nature based on above-mentioned public technical characteristics.

Referring to fig. 3 and 4, an aspect of the present invention provides an insulative connector 1, which includes a connector housing, a connector terminal 16 disposed at one end of the connector housing, and a copper pin 15 connected to the connector terminal 16.

The connector shell is provided with an insulation cavity 143, the plug-in terminals 16 are placed in the insulation cavity 143, a copper needle groove 141 used for placing the copper needle 15 is formed in one side of the insulation cavity 143, the copper needle groove 141 is communicated with the insulation cavity 143, the insulation cavity 143 wraps each plug-in terminal 16 respectively, and the copper needle groove 141 wraps each copper needle 15 respectively.

In some embodiments, the connector housing comprises an upper sheath 13 and a lower sheath 14 engaged with the upper sheath, and the insulation cavity 143 and the copper needle groove 141 are arranged on the lower sheath 14; notches are arranged above the insulating cavity 143 and the copper needle groove 141.

In some embodiments, the depth of the insulating cavity 143 is greater than the placement height of the socket terminal 16, and the depth of the copper pin groove 141 is greater than the placement height of the copper pin 15.

In some embodiments, the upper sheath 13 is provided with a plurality of convex surfaces 131, and the convex surfaces 131 correspond to the notch shape of the lower sheath 14 and press the plug terminal 16 and the copper pin 15.

In some embodiments, a needle passing hole 147 is disposed between the copper needle groove 141 and the insulation cavity 143, and the copper needle groove 141 communicates with the insulation cavity 143 through the needle passing hole 147.

As shown in fig. 1 and 2, another aspect of the present invention provides a motor-driven compressor, which includes a motor housing 4, a driving assembly 5, a controller 2, and a terminal 3, in addition to a connector 1 having insulation properties.

Drive assembly 5 sets up in motor shell 4, and drive assembly 5 passes through connector 1 electric connection on terminal 3 and the controller 2, and connector 1 is located 2 downside of controller and through copper needle 15 and controller 2 electric connection, and controller 2 installs in compressor housing 4 upper end.

As shown in fig. 1, 2 and 4, in some embodiments, the bottom of the insulating cavity 143 is provided with a connecting hole 145, the post 3 is connected to the plug terminal 16 through the connecting hole 145, and the copper pin 15 is connected to the controller 2.

In some embodiments, the end of the connector 1 having insulation is provided with a mounting hole 146, and the lower surface of the connector 1 is provided with a stopper 12.

The following is a preferred embodiment of the present invention:

according to fig. 1, 2 and 3, the drive assembly 5 is placed inside the compressor shell 4, the controller 2 is placed at the upper end of the compressor shell, and the connector 1 is arranged at the upper end of the compressor shell 4 and at the lower side of the controller 2; the driving assembly 5 is connected with the connector 1 at the lower side of the controller 2 through the terminal 3, the terminal 3 is connected with the plug terminal 16 of the connector 1 through the connecting hole 145, and the copper pin 15 of the connector 1 is electrically connected with the controller 2. Connector 1 is fixed to heat radiating plate 6 of the compressor through retaining member 12 of lower sheath 14 and mounting hole 146.

As shown in fig. 3 and 4, the connector 1 described above is composed of the connector terminal 16, the copper pin 15, the upper shield 13, and the lower shield 14. The copper pin 15 is placed in the copper pin groove 141, and the copper pin 15 is welded with the plug terminal 16 in the insulating cavity 143 at the copper pin groove 141 through the pin hole 147. The insulating cavity 143 and the copper pin groove 141 separately wrap each copper pin 15 and the connector terminal 16. The snap ring 132 of the upper sheath 13 is corresponding to and engaged with the snap 142 of the lower sheath 14, so that the convex surface 131 of the upper sheath 13 presses each copper pin 15 and the plug terminal 16.

Through the technical scheme that provides in above embodiment, effectively prevent between two adjacent copper needles or two adjacent connect to connect the terminal to take place the short circuit and lead to electric compressor electric leakage, solved simultaneously in installation and transportation, damaged and the fish tail problem appears in the three-phase line easily to avoid taking place short circuit, electric leakage's bad phenomenon between controller and the casing, improved electric compressor's security.

Claims

1. A connector with insulation properties, characterized in that: the connector comprises a connector shell, a plug-in terminal arranged at one end of the connector shell, and a copper needle connected with the plug-in terminal;

the connector shell is provided with an insulation cavity, and the plug-in terminals are placed in the insulation cavity;

a copper needle groove for placing the copper needle is formed in one side of the insulating cavity and communicated with the insulating cavity;

the insulating cavity wraps each plug-in terminal respectively, and the copper needle groove wraps each copper needle respectively.

2. The connector assembly according to claim 1, wherein: the connector shell comprises an upper sheath and a lower sheath clamped with the upper sheath, the insulation cavity and the copper needle groove are formed in the lower sheath, and notches are formed in the upper portion of the insulation cavity and the upper portion of the copper needle groove.

3. The connector assembly according to claim 2, wherein: the depth of the insulation cavity is larger than the placement height of the plug-in terminal, and the depth of the copper needle groove is larger than the placement height of the copper needle.

4. A connector assembly having insulation according to claim 2 or 3, wherein: the upper sheath is provided with a plurality of convex surfaces, and the convex surfaces correspond to the shapes of the notches and compress the plug-in terminals and the copper pins.

5. The connector assembly according to claim 4, wherein: a needle passing hole is formed between the copper needle groove and the insulating cavity, and the copper needle groove is communicated with the insulating cavity through the needle passing hole.

6. A motor-driven compressor comprising the connector with insulation of any one of claims 1 to 5, further comprising a motor housing, a drive assembly, a controller, and a terminal, characterized in that:

the driving assembly is arranged in the motor shell, the driving assembly is electrically connected with the connector on the controller through the wiring terminal, and the connector is positioned on the lower side of the controller.

7. The electric compressor of claim 6, wherein: the bottom of the insulating cavity is provided with a connecting hole, and the binding post penetrates through the connecting hole to be connected with the plug-in terminal.

8. The electric compressor of claim 6, wherein: the terminal of connector is equipped with the mounting hole, the lower surface of connector is equipped with the locating part, the mounting hole with the locating part is used for fixing the connector in on the motor housing.