CN217589503U - Novel high-voltage terminal combination - Google Patents
Novel high-voltage terminal combination Download PDFInfo
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- CN217589503U CN217589503U CN202221116046.6U CN202221116046U CN217589503U CN 217589503 U CN217589503 U CN 217589503U CN 202221116046 U CN202221116046 U CN 202221116046U CN 217589503 U CN217589503 U CN 217589503U
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- Prior art keywords
- terminal
- female terminal
- male terminal
- insulating layer
- female
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- 229910052751 metal Inorganic materials 0.000 claims abstract description 11
- 239000002184 metal Substances 0.000 claims abstract description 11
- 239000004033 plastic Substances 0.000 claims abstract description 11
- 239000000463 material Substances 0.000 claims abstract description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 238000001746 injection moulding Methods 0.000 claims description 4
- -1 polytetrafluoroethylene Polymers 0.000 claims description 4
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 4
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 4
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 3
- RIRXDDRGHVUXNJ-UHFFFAOYSA-N [Cu].[P] Chemical compound [Cu].[P] RIRXDDRGHVUXNJ-UHFFFAOYSA-N 0.000 claims description 3
- DMFGNRRURHSENX-UHFFFAOYSA-N beryllium copper Chemical compound [Be].[Cu] DMFGNRRURHSENX-UHFFFAOYSA-N 0.000 claims description 3
- 238000010137 moulding (plastic) Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 4
- 230000005611 electricity Effects 0.000 abstract description 3
- 230000002265 prevention Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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Abstract
The utility model discloses a novel high-voltage terminal combination, which belongs to the technical field of electrical connection elements and comprises a female terminal and a male terminal which are matched for use, wherein the central parts of the female terminal and the male terminal are respectively provided with a metal inner core, the free ends of the female terminal and the male terminal are respectively provided with an interface used for being connected with a cable, the interfaces are arranged at the tail ends of the inner cores, and the connecting ends of the female terminal and the male terminal can be spliced and connected for connecting the female terminal with the inner core inside the male terminal; and the outer parts of the inner cores of the female terminal and the male terminal are respectively provided with an insulating layer made of plastic materials. The utility model discloses a peg graft female terminal and public terminal and link to each other, utilize the metal inner core of female terminal and public terminal central point to realize reliable electricity and connect, play insulating effect with the help of the insulating layer of plastic material, in high temperature resistant fire prevention, can block high-pressure discharge. The utility model has the advantages of simple structure, connect reliable, safe in utilization, ensure that the inner core can be through 3500V high pressure.
Description
Technical Field
The utility model belongs to the technical field of electrical connection element, especially, relate to a novel high voltage terminal combination.
Background
As is well known, a connector is a coupling device that connects electrical terminals to form an electrical circuit, by means of which connections between wires, cables, printed circuit boards and electronic components can be made. Since connectors are often used in more severe environments or in extreme use situations to reliably transfer data, power and signals, the security requirements of the connectors are high. When the connector is applied to outputting 3500V high-voltage communication signal power voltage, the conventional connector adopts a male terminal and a female terminal to be in butt joint and matched for use, and the conventional male terminal and the conventional female terminal have the potential safety hazards of poor contact conduction and high-voltage discharge due to design defects.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a novel high voltage terminal combination is provided, have firm in connection, electrically conductive reliable, can block high-voltage discharge, use safe and reliable.
In order to solve the technical problem, the utility model discloses the technical scheme who takes is:
a novel high-voltage terminal combination comprises a female terminal and a male terminal which are matched for use, wherein metal inner cores are arranged at the central parts of the female terminal and the male terminal, interfaces for connecting with cables are arranged at the free ends of the female terminal and the male terminal, the interfaces are arranged at the tail ends of the inner cores, and the connecting ends of the female terminal and the male terminal can be connected in an inserting mode and are used for connecting the female terminal and the inner core inside the male terminal; and the outer parts of the inner cores of the female terminal and the male terminal are respectively provided with an insulating layer made of plastic materials.
Preferably, the middle parts of the inner cores of the female terminal and the male terminal are provided with a plurality of steps embedded in the insulating layer.
Preferably, the end part of the inner core in the central part of the connecting end of the female terminal is provided with a plug hole, and the core column at the tail end of the inner core in the central part of the connecting end of the male terminal can be plugged into the plug hole of the inner core of the female terminal; the connecting end of the male terminal is provided with an annular inner cavity for accommodating the connecting end of the female terminal.
Preferably, the inner wall of the plug hole is axially provided with a limiting groove, and the outer surface of the core column is axially provided with a limiting strip matched with the limiting groove.
Preferably, the tail end of the interface extends to the outside of the insulating layers of the female terminal and the male terminal, and the interface is a D-SUB interface; the insulating layer is cylindrical, be equipped with annular cavity between interface and the insulating layer inner wall for hold the terminal plug of cable.
Preferably, the middle part of the insulating layer is sleeved with a metal clamping ring, and an annular groove for sleeving the clamping ring is formed in the outer circle of the insulating layer; the snap ring is a major arc ring with a notch.
Preferably, the middle parts of the male terminal and the female terminal are respectively provided with an annular boss, and the snap rings on the female terminal and the male terminal are respectively arranged between the connecting end and the boss.
Preferably, the insulating layer is integrally formed by plastic through injection molding.
Preferably, the inner core is made of copper alloy, and the clamping ring is made of copper.
Preferably, the inner core is made of phosphor copper C5100, and the snap ring is made of beryllium copper C17200; the insulating layer is made of polytetrafluoroethylene.
Adopt the produced beneficial effect of above-mentioned technical scheme to lie in: compared with the prior art, the utility model discloses a peg graft female terminal and public terminal and link to each other, utilize the metal inner core at female terminal and public terminal central point to realize reliable electricity and connect, play insulating effect with the help of the insulating layer of plastic material, when high temperature resistant fire prevention, can block high-pressure discharge. The utility model has the advantages of simple structure, connect reliably, safe in utilization, ensure that the inner core can pass through 3500V high pressure.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic structural diagram of a novel high-voltage terminal assembly provided by an embodiment of the present invention;
fig. 2 is a schematic structural view of the female terminal of fig. 1;
in the figure: 1-female terminal, 2-male terminal, 3-inner core and 30-core column; 4-insulating layer, 5-step, 6-plug hole, 7-interface, 8-cavity, 9-snap ring, 10-boss, 11-annular inner cavity and 12-limit groove.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 and 2, the novel high-voltage terminal combination provided by the present invention comprises a female terminal 1 and a male terminal 2, both the central parts of the female terminal 1 and the male terminal 2 are provided with a metal inner core 3, the free ends of the female terminal 1 and the male terminal 2 are provided with an interface 7 for connecting with a cable, the interface 7 is arranged at the end of the inner core 3, and the connecting ends of the female terminal 1 and the male terminal 2 can be connected by plugging so as to connect the female terminal 1 with the inner core 3 inside the male terminal 2; and the outer parts of the inner cores 3 of the female terminal 1 and the male terminal 2 are respectively provided with an insulating layer 4 made of plastic materials. Utilize the metal inner core of female terminal and public terminal central part to realize reliable electricity and connect, the insulating layer of plastic material can play insulating effect, and high temperature resistant fire behavior is strong simultaneously, can block high-voltage discharge.
As a preferable structure, as shown in fig. 2, a plurality of steps 5 are provided at the center of the inner core 3 of the female terminal 1 and the male terminal 2 to be fitted into the insulating layer 4. The insulating layer 4 is formed by plastic and injection molding, the contact area between the insulating layer and the inner core can be increased by virtue of a plurality of steps, and the axial stress of the inner core can be prevented from being separated from the insulating layer by virtue of the steps.
In a specific embodiment of the present invention, as shown in fig. 1 and 2, the end of the inner core 3 at the central portion of the connecting end of the female terminal 1 is provided with an inserting hole 6, the core column 30 at the end of the inner core 3 at the central portion of the connecting end of the male terminal 2 can be inserted into the inner core inserting hole 6 of the female terminal 1, and the core column and the inserting hole are tightly fitted; the connecting end of the male terminal 2 is provided with an annular inner cavity 11 for accommodating the connecting end of the female terminal 1. The inner wall of the plug-in hole 6 is axially provided with a limiting groove 12, and the outer surface of the core column 30 is axially provided with a limiting strip matched with the limiting groove 12, so that the inner core is limited in the circumferential direction. By adopting the structure, the female terminal and the male terminal can be firmly spliced, and the relative rotation of the female terminal and the male terminal in the circumferential direction is avoided.
During specific manufacturing, the tail end of the interface 7 extends to the outside of the insulating layers 4 of the female terminal 1 and the male terminal 2, and the interface 7 is a D-SUB interface and is convenient to be matched with a plug at the tail end of a cable; the insulating layer 4 is designed to be cylindrical, and an annular cavity 8 is arranged between the interface 7 and the inner wall of the insulating layer 4 and is used for accommodating a terminal plug of a cable matched with the annular cavity. Adopt this structure to make things convenient for the later stage operation.
In a specific embodiment of the present invention, as shown in fig. 1 and 2, a metal snap ring 9 is sleeved on the middle portion of the insulating layer 4, and an annular groove for sleeving the snap ring 9 is formed on the outer circle of the insulating layer 4; the snap ring 9 is an optimal arc ring with a gap. The female terminal and the male terminal are respectively inserted into the connector body through the clamping ring to facilitate the use of the matched connector finished product after being matched. The opening on the snap ring enables the snap ring to have certain elasticity, when in use, the snap ring contracts when the female terminal and the male terminal are arranged in the connector body and rebounds after being arranged in the connector, the snap ring is utilized to clamp the connector, and simultaneously the female terminal and the male terminal do not fall off and withdraw, so that the female terminal and the male terminal are ensured to be reliably arranged in the connector.
Further optimizing above-mentioned technical scheme, as shown in fig. 1, 2, the middle part of male terminal 2 and female terminal 1 all is equipped with annular boss 10, snap ring 9 on female terminal 1 and the male terminal 2 sets up respectively between link and boss 10. The boss is convenient for applying relative axial force to the female terminal and the male terminal during the plugging operation of the female terminal and the male terminal, so that the hand is prevented from slipping.
During specific manufacturing, the inner core 3 is made of copper alloy, and is in contact with and conductive to the ground better by selecting phosphor copper C5100; the snap ring 9 is made of copper, beryllium copper C17200 is selected, and the snap ring made of the copper has high elasticity; the plastic material for manufacturing the insulating layer 4 is made of polytetrafluoroethylene, so that the insulating layer has better high-temperature resistance and fire resistance, is strong in insulativity and can block high-voltage discharge.
To sum up, the utility model has the advantages of simple structure, connect reliable, safe in utilization, through pegging graft female terminal and public terminal and link to each other, realize 3500V high-voltage communication signal power function. The metal inner cores at the central parts of the female terminal and the male terminal are reliably connected through the matching of the limiting grooves on the tail end plugging holes and the limiting strips on the core column; adopt the integrative injection moulding's of polytetrafluoroethylene insulating layer, when playing insulating effect, can also be high temperature resistant fire prevention, block high-pressure discharge, ensure female terminal and male terminal and peg graft and can pass through 3500V high pressure, safe and reliable in the use after the cooperation.
In the above description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the one described herein, and those skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed above.
Claims (10)
1. A novel high-voltage terminal combination is characterized in that: the cable connector comprises a female terminal and a male terminal which are matched for use, wherein metal inner cores are arranged at the central parts of the female terminal and the male terminal, interfaces for connecting with cables are arranged at the free ends of the female terminal and the male terminal, the interfaces are arranged at the tail ends of the inner cores, and the connecting ends of the female terminal and the male terminal can be connected in an inserting mode and are used for connecting the female terminal and the inner cores in the male terminal; and the outer parts of the inner cores of the female terminal and the male terminal are respectively provided with an insulating layer made of plastic materials.
2. The novel high voltage terminal assembly of claim 1, wherein: and the middle parts of the inner cores of the female terminal and the male terminal are provided with a plurality of steps embedded in the insulating layer.
3. The novel high voltage terminal assembly of claim 1, wherein: the end part of the inner core at the central part of the connecting end of the female terminal is provided with an inserting hole, and the core column at the tail end of the inner core at the central part of the connecting end of the male terminal can be inserted into the inner core inserting hole of the female terminal; the connecting end of the male terminal is provided with an annular inner cavity for accommodating the connecting end of the female terminal.
4. The novel high voltage terminal combination of claim 3, wherein: the inner wall of the plug hole is axially provided with a limiting groove, and the outer surface of the core column is axially provided with a limiting strip matched with the limiting groove.
5. The novel high voltage terminal combination of claim 1, wherein: the tail end of the interface extends to the outside of the insulating layers of the female terminal and the male terminal, and the interface is a D-SUB interface; the insulating layer is cylindrical, be equipped with annular cavity between interface and the insulating layer inner wall for hold the terminal plug of cable.
6. The novel high voltage terminal combination of any one of claims 1-5, wherein: a metal snap ring is sleeved in the middle of the insulating layer, and an annular groove for sleeving the snap ring is formed in the outer circle of the insulating layer; the snap ring is a major arc ring with a gap.
7. The novel high voltage terminal assembly of claim 6, wherein: the middle parts of the male terminal and the female terminal are respectively provided with an annular boss, and the snap rings on the female terminal and the male terminal are respectively arranged between the connecting end and the boss.
8. The novel high voltage terminal combination of claim 6, wherein: the insulating layer is formed by plastic and injection molding.
9. The novel high voltage terminal assembly of claim 8, wherein: the inner core is made of copper alloy, and the clamping ring is made of copper.
10. The novel high voltage terminal combination of claim 9, wherein: the inner core is made of phosphor copper C5100, and the snap ring is made of beryllium copper C17200; the insulating layer is made of polytetrafluoroethylene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221116046.6U CN217589503U (en) | 2022-05-11 | 2022-05-11 | Novel high-voltage terminal combination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221116046.6U CN217589503U (en) | 2022-05-11 | 2022-05-11 | Novel high-voltage terminal combination |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217589503U true CN217589503U (en) | 2022-10-14 |
Family
ID=83551382
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221116046.6U Active CN217589503U (en) | 2022-05-11 | 2022-05-11 | Novel high-voltage terminal combination |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217589503U (en) |
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2022
- 2022-05-11 CN CN202221116046.6U patent/CN217589503U/en active Active
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