CN-224217795-U - Spark-proof electric connector

Abstract

The utility model discloses an anti-spark electric connector, which comprises a female plug, wherein the female plug comprises a female plug shell, a first inserting cavity extending towards the front end is arranged at the tail end of the female plug shell, the anti-spark electric connector further comprises an anti-spark component, the anti-spark component is inserted and installed in the first inserting cavity from the tail end of the female plug shell, one female terminal of the female plug shell is connected with the anti-spark component, and the anti-spark electric connector further comprises a pressing plate, the pressing plate is connected to the tail end of the female plug shell and used for fixing the anti-spark component and the female terminal.

Inventors

• YUE GUOHUI
• HU JIALE

Assignees

• 常州市艾迈斯电子有限公司

Dates

Publication Date

20260508

Application Date

20250508

Claims (10)

1. 1. The anti-spark electric connector comprises a female plug, wherein the female plug comprises a female plug shell, and is characterized in that a first inserting cavity extending towards the front end is arranged at the tail end of the female plug shell, The anti-spark assembly is inserted and installed in the first inserting cavity from the tail end of the female plug housing, one female terminal of the female plug housing is connected with the anti-spark assembly, The anti-spark plug further comprises a pressing plate, wherein the pressing plate is connected to the tail end of the female plug shell and used for fixing the anti-spark assembly and the female terminal.
2. 2. The spark-resistant electrical connector of claim 1 wherein the spark-resistant assembly comprises a spark-resistant housing, a connector piece and a resistor, the spark-resistant housing comprises a resistor cavity, a terminal plugging cavity and a connector piece mounting cavity, the connector piece mounting cavity is communicated with the resistor cavity, the connector piece mounting cavity is formed at the upper end of the terminal plugging cavity, the terminal plugging cavity is used for plugging a female terminal, a boss is formed between the connector piece mounting cavity and the terminal plugging cavity, the resistor is plugged in the resistor cavity, and the connector piece is sleeved on the resistor and the boss at the same time.
3. 3. The connector of claim 2, wherein the boss is formed with a recess, and the tab is embedded in the recess.
4. 4. The connector of claim 2, wherein the top wall of the female housing is formed with an upper baffle and a side baffle, the upper baffle is located at the upper end of the resistor cavity, and the side baffle is L-shaped and located on the outer wall and the top surface of the connecting piece mounting cavity.
5. 5. The connector of claim 2, wherein the connecting tab comprises a circular arc tab on the female terminal and a clip on the resistor.
6. 6. The connector of claim 5, wherein the arcuate tab is formed with a plurality of uniformly distributed spring tabs.
7. 7. The spark-resistant electrical connector of claim 6 wherein the spring is trapezoidal in configuration with a small width at the bottom of the spring and the spring is curved toward the center of the circular arc.
8. 8. The connector of claim 5, wherein the clip is disposed on an outer surface of the upper end of the resistor and comprises two clamping plates, the clamping plates having a circular arc shape, the clamping plates being disposed opposite each other.
9. 9. The connector of claim 1, wherein the female housing further comprises a second mating cavity having an upper end provided with a spring ring.
10. 10. The connector of claim 1, wherein each of the female terminals has a crown spring assembly, the crown spring assembly being either a single crown spring or a double crown spring.

Description

Spark-proof electric connector Technical Field The utility model relates to the technical field of connectors, in particular to an anti-spark electric connector. Background The high-current connector with the resistor is used for leading the resistor to be connected in series between the male plug and the female plug when the male plug and the female plug are plugged, leading the current to flow through the resistor at the instant of being connected, reducing the instant current and realizing the function of preventing the spark. A high-current connector of a slide fastener type replaceable anti-sparking integrated module as proposed in patent CN202322874352.7, in which the anti-sparking integrated module can be quickly assembled and disassembled by means of a slide fastener, but the slide fastener type also causes the problem of not being assembled in place, so that the connection stability of the anti-sparking module and a female terminal is poor, and thus the anti-sparking electric connector is designed. Disclosure of utility model The utility model aims to provide an anti-spark electric connector, wherein an anti-spark shell is fixed in a female plug-in shell through a pressing plate, and after the pressing plate is disassembled, the anti-spark shell can be poured out along the axial direction of the female plug-in shell, so that the anti-spark shell is quickly disassembled and assembled, and the stability after installation is good. The utility model provides a technical scheme that the anti-spark electric connector comprises a female plug, wherein the female plug comprises a female plug shell, a first plug-in cavity extending towards the front end is arranged at the tail end of the female plug shell, The anti-spark assembly is inserted and installed in the first inserting cavity from the tail end of the female plug housing, one female terminal of the female plug housing is connected with the anti-spark assembly, The anti-spark plug further comprises a pressing plate, wherein the pressing plate is connected to the tail end of the female plug shell and used for fixing the anti-spark assembly and the female terminal. The spark-proof assembly comprises a spark-proof shell, a connecting piece and a resistor, wherein the spark-proof shell comprises a resistor cavity, a terminal plugging cavity and a connecting piece mounting cavity, the connecting piece mounting cavity is communicated with the resistor cavity, the connecting piece mounting cavity is formed at the upper end of the terminal plugging cavity, the terminal plugging cavity is used for plugging a female terminal, a boss is formed between the connecting piece mounting cavity and the terminal plugging cavity, the resistor is plugged in the resistor cavity, and the connecting piece is sleeved on the resistor and the boss simultaneously. In order to limit the connecting sheet, a groove is formed in the boss, and the connecting sheet is embedded in the groove. In order to locate the resistor, an upper baffle and a side baffle are formed on the top wall of the female plug-in shell, the upper baffle is located at the upper end of the resistor cavity, and the side baffle is L-shaped and is located on the outer wall and the top surface of the connecting piece installation cavity. In order to reduce the production cost of the connecting sheet, the connecting sheet comprises an arc sheet arranged on the female terminal and a hoop clamping sheet sleeved on the resistor. In order to ensure that the connection between the circular arc piece and the male terminal is stable, a plurality of elastic pieces which are uniformly distributed are formed on the circular arc piece. In order to increase the deformation degree of the elastic sheet, the elastic sheet is of a trapezoid structure, the bottom width of the elastic sheet is small, and the joint of the elastic sheet and the arc sheet is a round angle. In order to increase the contact area between the anchor ear clamping piece and the resistor, the anchor ear clamping piece is arranged on the outer surface of the upper end of the resistor and comprises two clamping plates, the clamping plates are arc-shaped, and the two clamping plates are oppositely arranged. In order to enable the connection between the male terminal and the female terminal at the other side to be stable, the female plug shell further comprises a second plug cavity, and an elastic ring is arranged at the upper end of the second plug cavity. In order to enhance the contact area between the male terminal and the female terminal, crown spring components are arranged in the female terminal, and the crown spring components are single crown springs or double crown springs. Compared with the prior art, the anti-spark shell has the beneficial effects that the anti-spark shell is fixed in the female plug shell through the pressing plate, and after the pressing plate is disassembled, the anti-spark shell can be poured out along the axial direction of the f