CN219959494U - Rotary tail plug inner core - Google Patents
Rotary tail plug inner core Download PDFInfo
- Publication number
- CN219959494U CN219959494U CN202321056308.9U CN202321056308U CN219959494U CN 219959494 U CN219959494 U CN 219959494U CN 202321056308 U CN202321056308 U CN 202321056308U CN 219959494 U CN219959494 U CN 219959494U
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- CN
- China
- Prior art keywords
- conductive
- insulating piece
- piece
- conductive column
- metal
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Links
- 238000002347 injection Methods 0.000 claims abstract description 4
- 239000007924 injection Substances 0.000 claims abstract description 4
- 239000002184 metal Substances 0.000 claims description 52
- 229910052751 metal Inorganic materials 0.000 claims description 52
- 238000009413 insulation Methods 0.000 claims description 11
- 239000012212 insulator Substances 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 238000001746 injection moulding Methods 0.000 description 6
- 238000002788 crimping Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Connector Housings Or Holding Contact Members (AREA)
Abstract
The utility model relates to a rotary tail plug inner core, which comprises an insulating assembly, a conductive column assembly and a conductive sleeve assembly, wherein the insulating assembly comprises an inner insulating piece and an outer insulating piece which are integrally injection molded; the inner insulating piece is arranged between the inner side of the conductive sleeve component and the conductive column component, and the outer insulating piece is sleeved on the outer sides of the conductive sleeve component and the conductive column component; the rear end of the conductive column assembly and the front and rear ends of the conductive sleeve assembly are protruded out of the outer insulating piece; the front end of the conductive column component protrudes out of the inner insulating piece; the side surface of the rear part of the outer insulating part is provided with at least one annular groove, and the rear part of the outer insulating part is provided with at least one through groove; the utility model adopts an integrated design, avoids the problem of short conductive column components in the finished product of the rotary tail plug, and has simple working procedures and low manufacturing cost; through the arrangement of the annular groove and the longitudinal through groove, the rotary tail plug inner core and the rotary tail plug shell which is molded subsequently are fully connected into a whole, and the service life and the safety of the finished rotary tail plug are greatly improved.
Description
Technical Field
The utility model relates to the technical field of electric plugs, in particular to a tail-turning plug inner core.
Background
The common tail plug design is that conductive sleeve subassembly and conductive post subassembly are separately, need pack into the medium with conductive sleeve subassembly and conductive post subassembly respectively, when moulding plastics the external mold, the conductive post subassembly appears easily and is short to cause quality problems such as contact failure in the use, have great influence to tail plug's life, security and practicality.
According to the rotary tail plug disclosed in Chinese patent publication No. CN217903500U, the rotary tail plug is connected with the inner sides of the inner core copper columns and the inner core copper sleeves through insulating injection molding pieces in an injection molding mode to form an inner core piece, and the influence of poor contact is avoided due to the integral design; however, the technology requires an additional plug inner frame, and the manufacturing cost is high; and the inner core member is directly inserted into the inner plug frame, so that the pulling resistance is poor, and the utility model provides the inner core of the rotary tail plug.
Disclosure of Invention
In order to solve the technical problems, the utility model aims to provide a tail-turning plug inner core.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the rotary tail plug inner core comprises an insulating assembly, a conductive column assembly and a conductive sleeve assembly sleeved on the outer side of the middle of the conductive column assembly, wherein the insulating assembly comprises an inner insulating part and an outer insulating part which are integrally injection molded, and the inner insulating part is positioned at the front end of the outer insulating part; the inner insulating piece is arranged between the inner side of the conductive sleeve component and the conductive column component, and the outer insulating piece is sleeved on the outer sides of the conductive sleeve component and the conductive column component; the rear end of the conductive column assembly and the front and rear ends of the conductive sleeve assembly protrude out of the outer insulating piece; the front end of the conductive column component protrudes out of the inner insulating piece; the rear side of the outer insulating piece is provided with at least one annular groove, and the rear of the outer insulating piece is provided with at least one through groove.
Further, the conductive post assembly includes a first wire connection rivet port disposed at a rear end, the conductive sleeve assembly includes a second wire connection rivet port disposed at a rear end, and the first wire connection rivet port and the second wire connection rivet port each protrude out of the outer insulating member.
Further, the rear end face of the outer insulating piece is convexly provided with an insulating baffle, and the insulating baffle is located between the first wiring riveting port and the second wiring riveting port.
Further, the conductive column assembly further comprises a metal contact pin and a first metal connecting sheet, the front end of the metal contact pin protrudes out of the inner insulating piece, the rear end of the metal contact pin is located in the inner insulating piece and connected with the front end of the first metal connecting sheet in a riveting mode, and the rear end of the first metal connecting sheet is connected with the first wiring riveting port.
Further, the conductive sleeve assembly further comprises a metal sleeve and a second metal connecting sheet connected with the metal sleeve, the metal sleeve is sleeved in the middle of the conductive column assembly, the front end of the metal sleeve protrudes out of the outer insulating piece, the rear end of the metal sleeve is connected with the front end of the second metal connecting sheet, and the rear end of the second metal connecting sheet is connected with the second wiring riveting port.
Further, the front end face of the inner insulator protrudes outward with respect to the front end face of the metal sleeve.
The utility model has the beneficial effects that: the conductive column component, the conductive sleeve component and the insulating component are combined into an integrated structure through one-time injection molding, so that the process is simple, the manufacturing cost is low, the problem that the conductive column component is short in a finished product of the rotary tail plug is avoided, the quality of the finished product of the rotary tail plug is ensured, the structure is simple and easy to use, and the popularization and the application of the technology are facilitated; further, by arranging the annular groove and the through groove in the outer insulating piece, the inner core of the rotary tail plug and the outer shell of the rotary tail plug are fully connected into a whole in the subsequent injection molding of the outer shell of the rotary tail plug, and the inner core of the rotary tail plug and the outer shell of the rotary tail plug are not easy to loose, so that the rotary tail plug has the characteristic of strong anti-pulling, and the service life and the safety of a finished product of the rotary tail plug are greatly improved; and through setting up insulating baffle, avoided the direct switch-on of first wiring riveting mouth and second wiring riveting mouth, reduced the short circuit risk.
Drawings
Fig. 1 is a schematic perspective view of the present utility model.
Fig. 2 is a schematic perspective view of a second embodiment of the present utility model.
Fig. 3 is a cross-sectional view of the present utility model.
Fig. 4 is a schematic perspective view of the third embodiment of the present utility model.
Reference numerals illustrate:
1. a conductive post assembly; 2. a conductive sleeve assembly; 3. an insulating assembly; 31. an inner insulator; 32. an outer insulating member; 11. a first wire riveting port; 21. a second wire riveting port; 5. an annular groove; 6. a longitudinal through slot; 7. an insulating baffle; 12. a metal pin; 13. a first metal connecting piece; 22. a metal sleeve; 23. and a second metal connecting sheet.
Detailed Description
The utility model will be further described with reference to examples and drawings, to which reference is made, but which are not intended to limit the scope of the utility model.
As shown in fig. 1 to 4, the utility model provides a tail-turning plug inner core, which comprises an insulation component 3, a conductive column component 1 and a conductive sleeve component 2 sleeved outside the middle part of the conductive column component 1, wherein the insulation component 3 comprises an inner insulation piece 31 and an outer insulation piece 32 which are integrally injection molded, and the inner insulation piece 31 is positioned at the front end of the outer insulation piece 32; the inner insulating piece 31 is arranged between the inner side of the conductive sleeve assembly 2 and the conductive column assembly 1, and the outer insulating piece sleeve 32 is arranged on the outer sides of the conductive sleeve assembly 2 and the conductive column assembly 1; the rear end of the conductive post assembly 1 and the front and rear ends of the conductive sleeve assembly 2 protrude out of the outer insulating member 32; the front end of the conductive post assembly 1 protrudes out of the inner insulator 31; the rear side of the outer insulator 32 is provided with at least one annular groove 5 and the rear of the outer insulator 32 is provided with at least one through groove 6.
In practical application, conductive column assembly 1, conductive sleeve subassembly 2 and insulating subassembly 3 are integrated into one piece setting, and conductive column assembly 1 and conductive sleeve subassembly 2's front end portion insert the jack of electrical apparatus be used for with electrical apparatus connection, outer insulating piece 32 rear end has set up ring channel 5 and vertical through groove 6 for the tail plug finished product has stronger tensile pull nature.
The utility model has ingenious design, combines the conductive column component 1, the conductive sleeve component 2 and the insulating component 3 into an integrated structure through one-time injection molding, has simple working procedure and low manufacturing cost, avoids the problem that the conductive column component 1 is short in the finished product of the rotary tail plug, ensures the quality of the finished product of the rotary tail plug, has simple and easy structure, and is beneficial to the popularization and application of the technology; further, by arranging the annular groove 5 and the through groove 6 in the outer insulating member 32, in the injection molding of the subsequent tail plug housing, the tail plug inner core and the tail plug housing are fully connected into a whole, the tail plug inner core and the tail plug housing are not easy to loose, the tail plug has the characteristic of strong anti-pulling, and the service life and the safety of the tail plug finished product are greatly improved.
As shown in fig. 1 to 2, the conductive post assembly 1 includes a first wire crimping port 11 provided at a rear end, and the conductive sleeve assembly 2 includes a second wire crimping port 21 provided at a rear end, both the first wire crimping port 11 and the second wire crimping port 21 protruding out of the outer insulator 32; the conductive sleeve component 2 and the conductive column component 1 are conveniently connected with an external wire core.
As shown in fig. 1 to 2, the rear end face of the outer insulator 32 is convexly provided with an insulating baffle 7, and the insulating baffle 7 is positioned between the first wire riveting port 11 and the second wire riveting port 21; the first wire riveting port 11 and the second wire riveting port 21 are prevented from being communicated under abnormal conditions, short circuit is avoided, and an annular clamping groove (conventional arrangement is omitted here) can be formed in the front side surface of the outer insulating member 32; the annular clamping groove is used for being matched with a clamping protrusion of a connecting electric appliance, and the clamping protrusion is fixedly connected with the rotary tail plug after being matched with the annular clamping groove in a concave-convex mode.
As shown in fig. 3 to 4, the conductive post assembly 1 further includes a metal pin 12 and a first metal connecting piece 13, the front end of the metal pin 12 protrudes out of the inner insulating member 31, the rear end is located in the inner insulating member 31 and is in riveting connection with the front end of the first metal connecting piece 13, the rear end of the first metal connecting piece 13 is connected with the first wiring riveting port 11, the metal pin 12 and the first metal connecting piece 13 are riveted, the possibility of disconnection between the metal pin 12 and the first metal connecting piece 13 is avoided, and the connection firmness is high.
As shown in fig. 1 to 4, the conductive sleeve assembly 2 further includes a metal sleeve 22 and a second metal connecting piece 23 connected with the metal sleeve 22, the metal sleeve 22 is sleeved in the middle of the conductive column assembly 1, the front end of the metal sleeve protrudes out of the outer insulating piece 32, the rear end of the metal sleeve is connected with the front end of the second metal connecting piece 23, and the rear end of the second metal connecting piece 23 is connected with the second wire riveting port 21; the front end face of the inner insulator 31 protrudes outwardly with respect to the front end face of the metal sleeve 22, and the protrusion of the inner insulator 31 reduces the risk of short circuits.
All technical features in the embodiment can be freely combined according to actual needs.
The foregoing embodiments are preferred embodiments of the present utility model, and in addition, the present utility model may be implemented in other ways, and any obvious substitution is within the scope of the present utility model without departing from the concept of the present utility model.
Claims (6)
1. The utility model provides a change tail plug inner core which characterized in that: the insulation assembly comprises an inner insulation piece and an outer insulation piece which are integrally injection molded, wherein the inner insulation piece is positioned at the front end of the outer insulation piece; the inner insulating piece is arranged between the inner side of the conductive sleeve component and the conductive column component, and the outer insulating piece is sleeved on the outer sides of the conductive sleeve component and the conductive column component; the rear end of the conductive column assembly and the front and rear ends of the conductive sleeve assembly protrude out of the outer insulating piece; the front end of the conductive column component protrudes out of the inner insulating piece; the rear side of the outer insulating piece is provided with at least one annular groove, and the rear of the outer insulating piece is provided with at least one through groove.
2. A transom plug core as in claim 1 wherein: the conductive column assembly comprises a first wiring riveting port arranged at the rear end, the conductive sleeve assembly comprises a second wiring riveting port arranged at the rear end, and the first wiring riveting port and the second wiring riveting port are both protruded out of the outer insulating piece.
3. A transom plug core as in claim 2 wherein: the rear end face of the outer insulating piece is convexly provided with an insulating baffle plate, and the insulating baffle plate is positioned between the first wiring riveting port and the second wiring riveting port.
4. A transom plug core as in claim 2 wherein: the conductive column assembly further comprises a metal contact pin and a first metal connecting sheet, the front end of the metal contact pin protrudes out of the inner insulating piece, the rear end of the metal contact pin is located in the inner insulating piece and connected with the front end of the first metal connecting sheet in a riveting mode, and the rear end of the first metal connecting sheet is connected with the first wiring riveting port.
5. A transom plug core as in claim 2 wherein: the conductive sleeve assembly further comprises a metal sleeve and a second metal connecting sheet connected with the metal sleeve, the metal sleeve is arranged in the middle of the conductive column assembly in a sleeved mode, the front end of the metal sleeve protrudes out of the outer insulating piece, the rear end of the metal sleeve is connected with the front end of the second metal connecting sheet, and the rear end of the second metal connecting sheet is connected with the second wiring riveting port.
6. A transom plug core as in claim 5 wherein: the front end face of the inner insulator protrudes outward relative to the front end face of the metal sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321056308.9U CN219959494U (en) | 2023-05-05 | 2023-05-05 | Rotary tail plug inner core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321056308.9U CN219959494U (en) | 2023-05-05 | 2023-05-05 | Rotary tail plug inner core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219959494U true CN219959494U (en) | 2023-11-03 |
Family
ID=88554763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321056308.9U Active CN219959494U (en) | 2023-05-05 | 2023-05-05 | Rotary tail plug inner core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219959494U (en) |
-
2023
- 2023-05-05 CN CN202321056308.9U patent/CN219959494U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |