CN224217795U - Spark-proof electric connector - Google Patents
Spark-proof electric connectorInfo
- Publication number
- CN224217795U CN224217795U CN202520893733.6U CN202520893733U CN224217795U CN 224217795 U CN224217795 U CN 224217795U CN 202520893733 U CN202520893733 U CN 202520893733U CN 224217795 U CN224217795 U CN 224217795U
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- CN
- China
- Prior art keywords
- spark
- cavity
- female
- connector
- resistor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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.
Description
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 female plug shell, so that the anti-spark shell is quickly disassembled and assembled, and the stability after the installation is good.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
FIG. 1 is a perspective view of a male plug and female plug of the present utility model;
Fig. 2 is a perspective view of a female plug of the present utility model;
FIG. 3 is a cross-sectional view of a female plug of the present utility model;
FIG. 4 is a perspective view of the spark-resistant housing of the present utility model;
FIG. 5 is a cross-sectional view of the spark-resistant housing of the present utility model;
FIG. 6 is a perspective view of a connecting tab of the present utility model;
FIG. 7 is a cross-sectional view of another embodiment of a female plug of the present utility model;
FIG. 8 is a perspective view of the spark-resistant housing of the present utility model;
The plug comprises a plug body 1, a plug body 11, a plug terminal 12, a plug body 2, a plug body 21, a plug terminal 22, a plug body 221, an upper baffle plate 222, a side stop block 23, an anti-spark shell body 231, a resistor cavity 232, a terminal plug cavity 233, a connecting piece mounting cavity 234, a boss 235, a groove 24, a connecting piece 241, a spring piece 242, a connecting plate 243, a hoop clamping piece 244, a circular arc piece 25, a resistor 26, a spring ring 27, a first plug cavity 28, a second plug cavity 29 and a pressing plate.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1 to 3, the utility model provides a technical scheme that the anti-spark electric connector comprises a male plug 1 and a female plug 2 which are mutually inserted, wherein a male terminal 11 is fixedly inserted in the male plug 1, the female plug 2 comprises a female plug shell 22, a female terminal 21 is fixedly inserted in the female plug shell 22, a first insertion cavity extending towards the front end is arranged at the tail end of the female plug shell 22, the anti-spark electric connector further comprises an anti-spark component, the anti-spark component is inserted and installed in the first insertion cavity from the tail end of the female plug shell 22, one female terminal 21 of the female plug shell 22 is connected with the anti-spark component, the anti-spark electric connector further comprises a pressing plate 29, the pressing plate 29 is connected to the tail end of the female plug shell 22 and used for fixing the anti-spark component and the female terminal 21, the pressing plate 29 is connected to the bottom of the female plug shell 22 through a screw, the anti-spark component is positioned between the pressing plate 29 and the female plug shell 22, and the pressing plate 29 is detached through the screw, after the pressing plate 29 is detached, the anti-spark component can be poured out along the axial direction of the female plug shell 22, the anti-spark component is quickly assembled and disassembled, and stably installed, the anti-spark component is sleeved on the outer surface of the female plug shell 21, the upper surface of the anti-spark component is positioned on the top wall 22, and the anti-spark component is positioned on the upper end of the female plug shell 22 and the anti-spark component and the anti-spark resistor, and the anti-spark component is fixedly arranged on the two opposite sides of the upper end of the anti-spark shell.
As shown in fig. 3 to 5, the spark preventing assembly includes a spark preventing housing 23, a connecting piece 24 and a resistor 25, the spark preventing housing 23 includes a resistor cavity 231, a terminal plugging cavity 232 and a connecting piece mounting cavity 233, the connecting piece mounting cavity 233 is communicated with the resistor cavity 231, the connecting piece mounting cavity 233 is formed at the upper end of the terminal plugging cavity 232 and is used for mounting the connecting piece 24, the terminal plugging cavity 232 is used for plugging the female terminal 21, a boss 234 is formed between the connecting piece mounting cavity 233 and the terminal plugging cavity 232, a boss 234 is also formed on the inner wall of the connecting piece mounting cavity 233, a resistor 25 is inserted in the resistor cavity 231, the connecting piece 24 is sleeved on the resistor 25, and the connecting piece 24 is simultaneously arranged on the boss 234 and the resistor 25, and the connecting piece 24 is separated from the female terminal 21 through the boss 234, so that the connecting piece 24 is convenient to mount.
As shown in FIG. 8, the boss 234 is preferably provided with a recess, and the connecting piece 24 is embedded in the recess to limit and fix the connecting piece 24.
As shown in fig. 3, an upper baffle 221 and a side baffle 222 are formed on the top wall of the female plug housing 22, the upper baffle 221 is located at the upper end of the resistor cavity 231, limits the upper ends of the resistor 25 and the anti-spark housing 23, completely fixes the resistor 25, avoids the resistor 25 from moving, and the side baffle 222 is L-shaped and located on the outer wall and the top surface of the connecting piece mounting cavity 233, limits the top surface and the side surface of the anti-spark housing 23, and completely fixes the anti-spark housing 23.
As shown in fig. 6, the connecting piece 24 includes an arc piece 244 provided on the female terminal 21 and a clip 243 sleeved on the resistor 25, the clip 243 being formed on both ends of the arc piece 244.
The arc piece 244 is provided with a plurality of evenly distributed elastic pieces 241, when the elastic pieces 241 are contacted with the male terminal 11, the arc piece 244 is subjected to outward expansion tension, so that the hoop clamping piece 243 moves towards the male terminal 11 side, the contact area between the hoop clamping piece 243 and the resistor 25 is increased, the on-resistance is increased, the rubber plug 12 is embedded in the end part of the male terminal 11, the rubber plug 12 is contacted with the arc piece 244, and when the rubber plug 12 is inserted, the whole round surface of the male terminal 11 is guided to be contacted with the connecting piece 24, and the single-point contact sparking risk is eliminated.
The shrapnel 241 is trapezoidal structure, and the bottom width of shrapnel 241 is little, and the centre of a circle direction of shrapnel 241 and circular arc piece 244 is crooked, has increased the deformation degree of shrapnel 241, reduces plug wearing and tearing, satisfies the multiple plug requirement.
The staple bolt clamping piece 243 sets up on the surface of resistance 25 upper end, and is located female inside inserting casing 22, including two splint, splint are convex, and two splint set up relatively, and convex splint elasticity is good, and when male terminal 11 was inserted, male terminal 11 contacted with shell fragment 241 earlier, made splint to one side removal, increased the pressure between splint and the resistance 25, guaranteed the contact stability between splint and the resistance 25.
The female plug housing 22 further comprises a second plug cavity 28, the upper end of the second plug cavity 28 is provided with a spring ring 26, the lower end of the second plug cavity 28 is plugged with the female terminal 21, and the male terminal 11 is ensured to conduct the female terminal 21 while contacting the spring ring 26 through the spring ring 26, so that a loop is formed.
As shown in fig. 3, the female terminals 21 are provided with crown spring assemblies, each crown spring assembly is a single crown spring, and the single crown spring enhances the contact area between the male terminal 11 and the female terminal 21, so that the contact stability is ensured.
As shown in fig. 7, the crown spring assembly is preferably a double crown spring, which further enhances the contact area between the male terminal 11 and the female terminal 21, ensuring the stability of contact.
It should be noted that the above-mentioned embodiments are merely preferred embodiments of the present utility model, and the present utility model is not limited thereto, but may be modified or substituted for some of the technical features thereof by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (10)
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. 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. The connector of claim 2, wherein the boss is formed with a recess, and the tab is embedded in the recess.
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. 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. The connector of claim 5, wherein the arcuate tab is formed with a plurality of uniformly distributed spring tabs.
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. 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. 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. 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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202520893733.6U CN224217795U (en) | 2025-05-08 | 2025-05-08 | Spark-proof electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202520893733.6U CN224217795U (en) | 2025-05-08 | 2025-05-08 | Spark-proof electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN224217795U true CN224217795U (en) | 2026-05-08 |
Family
ID=99665083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202520893733.6U Active CN224217795U (en) | 2025-05-08 | 2025-05-08 | Spark-proof electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN224217795U (en) |
-
2025
- 2025-05-08 CN CN202520893733.6U patent/CN224217795U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |