CN207947426U - A quick connector for a new energy battery charger - Google Patents

Abstract

The utility model discloses a quick connector of a new energy battery charger, which comprises an outer shell, an inner shell and a contact pin, wherein the outer shell comprises an upper outer shell and a lower outer shell, the bottom of the upper outer shell and the top of the lower outer shell are both obliquely arranged, the upper outer shell and the lower outer shell are mutually buckled, four upper connecting holes are formed in the upper outer shell, a lower connecting hole is formed in the lower outer shell, connecting screws are in threaded connection with the upper connecting holes and the lower connecting holes, and the upper outer shell and the lower outer shell are fixedly connected through the connecting screws; the inner shell comprises an upper inner shell and a lower inner shell; the wire inlet hole of the power wire is formed at the end part of the lower shell, compared with a connector which is formed by buckling the upper shell and the lower shell to form the wire inlet hole, the power wire has higher strength and is not easy to fall off; adopt three waterproof rubber circle to effectively prevent the inside intaking of connector and get into the dust.

Description

A quick connector for a new energy battery charger

technical field

The utility model relates to a quick connector, in particular to a quick connector for a new energy battery charger.

Background technique

There are slight differences with different types of new energy vehicles. In a pure new energy vehicle that is only equipped with a battery, the battery is the only power source for the vehicle's drive system. In a hybrid vehicle equipped with a traditional engine (or fuel cell) and battery, the battery can not only play the role of the main power source of the vehicle drive system, but also act as an auxiliary power source. It can be seen that at low speed and starting, the battery plays the role of the main power source of the vehicle drive system; when accelerating at full load, it plays the role of an auxiliary power source; Role.

The quick connector of the battery charger is a charging component that is coupled with the structure and electricity of the charging socket during the conductive charging of the battery. It is assembled and connected with the active cable or integrated to form a charging cable; the existing battery charger The quick connector mostly adopts a single-layer shell, which has low structural strength.

Utility model content

The purpose of this utility model is to provide a quick connector for a new energy battery charger to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the utility model provides the following technical solutions:

A quick connector for a new energy battery charger, comprising an outer shell, an inner shell and pins, the outer shell includes an upper outer shell and a lower outer shell, the bottom of the upper outer shell and the top of the lower outer shell are inclined , the upper shell and the lower shell are fastened together, the upper shell is provided with four upper connecting holes, the lower shell is provided with a lower connecting hole, and the upper connecting hole and the lower connecting hole are internally threaded with connecting screws, The upper outer shell and the lower outer shell are fixedly connected by connecting screws; the inner shell includes an upper inner shell and a lower inner shell, the bottom of the upper inner shell and the top of the lower inner shell are inclined, and the upper inner shell Interlocking with the lower inner shell, the upper inner shell is clamped in the upper outer shell, the lower inner shell is snapped in the lower outer shell, a rectangular opening is opened at the bottom of the lower outer shell, and the boss of the lower inner shell is located on Inside the opening; the tail end of the lower outer casing is integrally formed with a connecting column, and a connecting sleeve is threadedly connected to the connecting column; an inlet hole is provided in the connecting column, and the inlet hole communicates with the inside of the outer casing; the tail end of the connecting sleeve is provided with a A round hole adapted to the wire inlet hole; the power cord passes through the wire inlet hole of the connecting sleeve and is fixedly connected to the adapter piece; the adapter piece is fixed on the bottom of the lower inner casing by fixing bolts, wherein the lower inner casing is fixed Pins are connected, and the pins abut against the adapter piece.

Further, a first waterproof rubber ring is installed at the joint between the upper outer shell and the lower outer shell.

Further, a second waterproof rubber ring is connected between the connecting column and the connecting sleeve.

Further, a second waterproof rubber ring is installed between the boss and the opening.

Further, external threads are processed on the outer cylindrical surface of the connecting column, and internal threads adapted to the external threads of the connecting column are processed on the inner wall of the connecting sleeve.

Further, there is a snap ring between the power cord and the wire inlet hole of the connection sleeve.

Compared with the prior art, the beneficial effect of the utility model is: the utility model can realize the installation between the plug and the casing through the cooperation of the outer casing and the inner casing, and at the same time adopts both sides of the casing to effectively improve the strength and Safety performance during use; the wire inlet hole of the practical power cord is set at the end of the lower outer shell, compared with the connector that is formed by buckling the upper shell and the lower shell to form the wire inlet hole, the practical strength is stronger High, the power cord is not easy to fall off; three waterproof rubber rings are used to effectively prevent water and dust from entering the connector.

Description of drawings

Fig. 1 is a schematic structural diagram of a quick connector of a new energy battery charger.

Figure 2 is a schematic diagram of the internal structure of the quick connector of the new energy battery charger.

Figure 3 is a front view of the quick connector of the new energy battery charger.

Figure 4 is a top view of the quick connector of the new energy battery charger.

Figure 5 is a bottom view of the quick connector of the new energy battery charger.

Fig. 6 is a side view of the quick connector of the new energy battery charger.

Detailed ways

The technical solution of this patent will be further described in detail below in conjunction with specific embodiments.

Please refer to Figures 1-6, a quick connector for a new energy battery charger, including an outer shell 1, an inner shell 2 and pins 7, the outer shell 1 includes an upper outer shell 11 and a lower outer shell 12, the upper The bottom of the outer shell 11 and the top of the lower shell 12 are all inclined, and the upper shell 11 and the lower shell 12 are fastened together. The upper shell 11 is provided with four upper connection holes, and the lower shell 12 is provided with There is a lower connection hole, the upper connection hole and the lower connection hole are internally threaded with connection screws 13, and the upper casing 11 and the lower casing 12 are fixedly connected by the connection screws 13, wherein the upper casing 11 and the lower casing 12 are fastened to install There is a first waterproof rubber ring 14;

The inner casing 2 includes an upper inner casing 21 and a lower inner casing 22, the bottom of the upper inner casing 21 and the top of the lower inner casing 22 are all inclined, and the upper inner casing 21 and the lower inner casing 22 are connected to each other. buckle, the upper inner casing 21 is clamped in the upper outer casing 11, the lower inner casing 22 is snapped in the lower outer casing 12, and the bottom of the lower outer casing 12 is provided with a rectangular opening 121, and the lower inner casing 22 The boss is located in the opening 221, and a second waterproof rubber ring 23 is installed at the boss 221 and the opening 121;

The tail end of the lower shell body 12 is integrally formed with a connecting column 3, the outer cylindrical surface of the connecting column 3 is processed with external threads, the connecting column 3 is threaded with a connecting sleeve 4, and the inner wall of the connecting sleeve 4 is processed with a connection with the connecting column 3. The internal thread adapted to the external thread; the second waterproof rubber ring 42 is connected between the connecting column 3 and the connecting sleeve 4; the connecting column 3 is provided with an inlet hole 31, and the inlet hole 31 communicates with the outer casing 1; The tail end of the connecting sleeve 4 is provided with a round hole 41 adapted to the wire inlet hole 31,

The power cord 5 passes through the wire inlet hole 31 of the connection sleeve 4 and is fixedly connected to the adapter piece 6, wherein there is a snap ring 51 between the power wire 5 and the wire inlet hole 31 of the connector sleeve 4;

The adapter piece 6 is fixed on the bottom of the lower inner casing 22 by a fixing bolt 61 , wherein the lower inner casing 22 is fixedly connected with a pin 7 , and the pin 7 abuts against the adapter piece 6 .

The utility model can realize the installation between the plug and the shell through the cooperation of the outer shell 1 and the inner shell 2. At the same time, the shells on both sides are used to effectively improve the strength of the structure and the safety performance during use; the advanced power cord of the utility model The wire hole is opened at the end of the lower outer casing 12. Compared with the connector whose upper casing and lower casing are fastened together to form a wire inlet hole, this utility model has higher strength and the power cord is not easy to fall off; three waterproof rubber The ring effectively prevents water and dust from entering the connector.

The preferred implementation of this patent has been described in detail above, but this patent is not limited to the above-mentioned implementation, and within the knowledge of those of ordinary skill in the art, it can also be made without departing from the purpose of this patent. Variations.

Claims (6)

1. A quick connector for a new energy battery charger, comprising an outer casing, an inner casing, pins and a power cord, characterized in that the outer casing includes an upper outer casing and a lower outer casing, and the bottom of the upper outer casing The top of the lower shell and the lower shell are both inclined, and the upper shell and the lower shell are fastened to each other. The upper shell is provided with four upper connecting holes, and the lower shell is provided with a lower connecting hole. The upper connecting hole and the lower The inner thread of the connecting hole is connected with a connecting screw, and the upper outer shell and the lower outer shell are fixedly connected by connecting screws; the inner shell includes an upper inner shell and a lower inner shell, and the bottom of the upper inner shell and the bottom of the lower inner shell The tops are all inclined, the upper inner shell and the lower inner shell are fastened to each other, the upper inner shell is snapped into the upper outer shell, the lower inner shell is snapped into the lower outer shell, and a rectangular opening is opened at the bottom of the lower shell , the boss of the lower inner casing is located in the opening; the tail end of the lower outer casing is integrally formed with a connecting column, and the connecting column is threadedly connected with a connecting sleeve; the connecting column is provided with an inlet hole, and the inlet hole and the outer casing Internal communication; the end of the connecting sleeve is provided with a round hole that matches the wire inlet hole; the power cord passes through the wire inlet hole of the connecting sleeve and is fixedly connected to the adapter piece; the adapter piece is fixed to the lower inner shell by fixing bolts The bottom of the body, wherein the lower inner shell is fixedly connected with pins, and the pins abut against the adapter piece. 2. The quick connector of the new energy battery charger according to claim 1, characterized in that a first waterproof rubber ring is installed at the buckle joint between the upper shell and the lower shell. 3. The quick connector of the new energy battery charger according to claim 1, wherein a second waterproof rubber ring is connected between the connecting post and the connecting sleeve. 4. The quick connector of the new energy battery charger according to claim 1, wherein a second waterproof rubber ring is installed on the boss and the opening. 5. The quick connector of the new energy battery charger according to claim 1, characterized in that, the outer cylindrical surface of the connecting post is processed with external threads, and the inner wall of the connecting sleeve is processed to match the external threads of the connecting post internal thread. 6. The quick connector of the new energy battery charger according to claim 1, characterized in that there is a snap ring between the power cord and the wire inlet hole of the connecting sleeve.