CN212783885U - Positive reverse plug connector - Google Patents
Positive reverse plug connector Download PDFInfo
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- CN212783885U CN212783885U CN202021592072.7U CN202021592072U CN212783885U CN 212783885 U CN212783885 U CN 212783885U CN 202021592072 U CN202021592072 U CN 202021592072U CN 212783885 U CN212783885 U CN 212783885U
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Abstract
The utility model discloses a positive and negative plug connector, which comprises a shell and an insulating body arranged in the shell, wherein the insulating body comprises a tongue insertion part; the tongue insertion part is provided with a first surface and a second surface which are opposite, the first surface is provided with a first grounding terminal and a first power terminal, and the second surface is provided with a second grounding terminal and a second power terminal; a first connecting part is arranged between the first grounding terminal and the second grounding terminal, one end of the first connecting part is fixedly connected with the first grounding terminal, and the other end of the first connecting part is fixedly connected with the second grounding terminal; a second connecting part is arranged between the first power supply terminal and the second power supply terminal, one end of the second connecting part is fixedly connected with the first grounding terminal, and the other end of the second connecting part is fixedly connected with the second grounding terminal; the first connecting portion and the second connecting portion are located in the tongue insertion portion. The utility model discloses a positive reverse plug connector can effectively improve the stability of each terminal in insulator.
Description
Technical Field
The utility model relates to a charging connector field especially relates to a positive reverse plug connector.
Background
A connector is a device for connecting two active devices for transmitting current or signals, is an extremely common electronic device, and is also extremely widely used. The connector is generally composed of a shell, an insulating body and a terminal.
At present, terminals in the forward and reverse pluggable connector are all in a long strip structure, and the rear end of each terminal is used as a pin and needs to be welded and connected with a connecting wire, so that more welding pins are arranged on the forward and reverse pluggable connector, and the production and the manufacture are troublesome; moreover, the connecting wires welded on the terminals with the same function need to be gathered into a connecting bus, and the connecting wires of the same type need to be particularly noticed not to be contacted with other types of connecting wires in the gathering process, which brings troubles on wiring for the positive and negative plug-in connectors; in addition, the stability between the strip-shaped terminal and the insulating body is poor, the strip-shaped terminal slides along the plugging direction after being easily subjected to plugging force, and the strip-shaped terminal is easily deformed seriously after being plugged for many times, so that the plugging effect is not ideal.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a positive and negative plug connector solves the poor stability's problem between terminal and insulator among the prior art.
To achieve the purpose, the utility model adopts the following technical proposal:
a positive and negative insertion connector comprises a shell and an insulating body arranged in the shell, wherein the insulating body comprises a tongue insertion part;
the tongue insertion part is provided with a first surface and a second surface which are opposite, the first surface is provided with a first grounding terminal and a first power terminal, and the second surface is provided with a second grounding terminal and a second power terminal;
a first connecting part is arranged between the first ground terminal and the second ground terminal, one end of the first connecting part is fixedly connected with the first ground terminal, and the other end of the first connecting part is fixedly connected with the second ground terminal;
a second connecting part is arranged between the first power terminal and the second power terminal, one end of the second connecting part is fixedly connected with the first grounding terminal, and the other end of the second connecting part is fixedly connected with the second grounding terminal;
the first connecting portion and the second connecting portion are both located in the tongue insertion portion.
Optionally, the first ground terminal, the second ground terminal and the first connection portion are integrally formed by stamping; the first power terminal, the second power terminal and the second connecting portion are integrally formed in a stamping mode.
Optionally, the insulating body further includes a fixing portion integrally formed with the tongue portion, and each of the first ground terminal and the first power terminal includes a protrusion protruding from the first surface for conducting electricity; the second ground terminal and the second power terminal each include a convex portion for conducting electricity protruding from the second surface;
one end, far away from the first connecting portion, of the protruding portion extends into the fixing portion, and a butting face abutting against one end of the protruding portion is formed in the fixing portion.
Optionally, a third connecting portion is further disposed between the first power terminal and the first power terminal, the second connecting portion, the second power terminal and the third connecting portion enclose a rectangular frame structure;
the first ground terminal, the second ground terminal and the first connecting portion enclose a U-shaped structure.
Optionally, a first pin is arranged on the rectangular frame structure; a second pin is arranged on the U-shaped structure;
the first pin and the second pin are exposed out of one end of the fixing part far away from the tongue insertion part.
Optionally, the housing is wrapped around the outer side of the fixing portion, the insulating body and the housing form an insertion groove, and the tongue insertion portion is suspended in the insertion groove.
Optionally, two first fixed feet are symmetrically arranged on two opposite sides of the shell, two second fixed feet are symmetrically arranged on two opposite sides of the shell, the first fixed feet and the second fixed feet are arranged at intervals, and fixing holes are formed in the first fixed feet or the second fixed feet.
Optionally, a groove is formed at the bottom of all the protrusions, and the insulating body is made of a thermosetting high-temperature-resistant plastic material.
Optionally, a fastening structure is disposed between the housing and the insulating body, and includes a fastener fastened inside the housing and a fastening groove on the insulating body for accommodating the fastener.
Optionally, the first ground terminal and the second ground terminal are symmetrical about a central axis of the tongue insertion portion; the first power terminal and the second power terminal are symmetrical about a central axis of the tongue insertion portion.
Compared with the prior art, the utility model discloses following beneficial effect has:
in the forward and reverse plug connector provided by the embodiment of the utility model, the first grounding terminal and the second grounding terminal are connected with each other through the first connecting part, and the first power terminal and the second power terminal are connected with each other through the second connecting part; when the plug is plugged, part of external plugging force is transmitted to the first connecting part through the first grounding terminal and the second grounding terminal, the other part of external plugging force is transmitted to the second connecting part through the first power terminal and the second power terminal, the first connecting part and the second connecting part positioned on the tongue insertion part bear most of the plugging force, and the first grounding terminal and the second grounding terminal cannot be displaced excessively along the plugging direction unless the first connecting part is broken; the first power terminal and the second power terminal cannot be excessively displaced in the plugging direction unless the second connecting part is broken; the arrangement of the first connecting part and the second connecting part ensures that the fixing structure among the first grounding terminal, the second grounding terminal, the first power terminal, the second power terminal and the tongue insertion part is more stable.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.
The structure, ratio, size and the like shown in the drawings of the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention does not have the substantial significance in the technology, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy which can be produced by the present invention and the achievable purpose.
Fig. 1 is a schematic structural view of a positive and negative plug connector according to an embodiment of the present invention;
fig. 2 is a three-view diagram of a first ground terminal, a first power terminal, a second ground terminal and a second power terminal provided by an embodiment of the present invention;
fig. 3 is an enlarged schematic view of position a in fig. 2.
Illustration of the drawings: 1. a housing; 11. a first fixing leg; 12. a second fixing leg; 13. buckling; 2. an insulating body; 21. a tongue insertion portion; 22. a fixed part; 23. buckling the groove; 31. a first ground terminal; 32. a first power supply terminal; 33. a second ground terminal; 34. a second power supply terminal; 35. a first connection portion; 36. A second connecting portion; 37. a third connecting portion; 38. a first pin; 39. a second pin; 301. a boss portion; 302. and (4) a groove.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. It should be noted that when one component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present.
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
Referring to fig. 1-3, an embodiment of the present invention provides a positive and negative plug connector, including a housing 1 and an insulating body 2 disposed in the housing 1.
The insulating body 2 comprises a tongue insertion portion 21, the tongue insertion portion 21 has a first surface and a second surface which are opposite, the first surface is provided with a first grounding terminal 31 and a first power terminal 32, and the second surface is provided with a second grounding terminal 33 and a second power terminal 34; a first connecting portion 35 is provided between the first ground terminal 31 and the second ground terminal 33, one end of the first connecting portion 35 is fixedly connected to the first ground terminal 31, and the other end of the first connecting portion 35 is fixedly connected to the second ground terminal 33; a second connection portion 36 is provided between the first power terminal 32 and the second power terminal 34, one end of the second connection portion 36 is fixedly connected to the first ground terminal 31, and the other end of the second connection portion 36 is fixedly connected to the second ground terminal 33; the first connecting portion 35 and the second connecting portion 36 are both located in the tongue insertion portion 21. The first connection portion 35 and the second connection portion 36 are equivalent to form a barrier for preventing the first ground terminal 31, the first power terminal 32, the second ground terminal 33 and the second power terminal 34 from sliding along the plugging direction, and the first connection portion 35 and the second connection portion 36 are wrapped in the tongue insertion portion 21, so that the first ground terminal 31, the first power terminal 32, the second ground terminal 33 and the second power terminal can be effectively prevented from sliding along the plugging direction relative to the tongue insertion portion 21, the stability of each terminal in the tongue insertion portion 21 is improved, and the positive-negative plug connector is ensured to have a good plugging effect all the time.
The first ground terminal 31, the second ground terminal 33, and the first connection portion 35 are integrally press-formed, and the first power terminal 32, the second power terminal 34, and the second connection portion 36 are integrally press-formed. The first connection portion 35 also has a function of electrically connecting the first ground terminal 31 and the second ground terminal 33, and the second connection portion 36 also has a function of electrically connecting the first power supply terminal 32 and the second power supply terminal 34. The insulating body 2 further includes a fixing portion 22 integrally formed with the tongue insertion portion 21, and each of the first ground terminal 31 and the first power terminal 32 includes a protrusion 301 protruding from the first surface for conducting electricity; the second ground terminal 33 and the second power terminal 34 each include a convex portion 301 for conducting electricity protruding from the second surface; one end of the protruding portion 301 away from the first connecting portion 35 extends into the fixing portion 22 to abut against the fixing portion 22, so as to prevent the protruding portion 301 from moving toward the inside of the fixing portion 22 during plugging. In addition, a groove 302 is formed at the bottom of all the protruding portions 301, the insulating body 2 is made of thermosetting high-temperature-resistant plastic material, and the thermosetting high-temperature-resistant plastic is filled in the groove 302 during the molding process, thereby forming a barrier for preventing the protruding portions 301 from moving to the inside of the fixing portion.
A third connecting part 37 is further arranged between the first power terminal 32 and the first power terminal 32, the second connecting part 36, the second power terminal 34 and the third connecting part 37 enclose a rectangular frame structure; the first ground terminal 31, the second ground terminal 33 and the first connecting portion 35 are enclosed to form a U-shaped structure, and the rectangular frame structure and the U-shaped structure are both beneficial to improving the tightness of the joint between the first ground terminal and the insulating body 2, so that the first ground terminal and the insulating body 2 are prevented from generating excessive relative sliding. Further, the first power terminal 32, the second connection portion 36, the second power terminal 34 and the third connection portion 37 may also enclose a frame structure with other shapes, such as a circle, a diamond or other irregular shapes.
The rectangular frame structure is provided with a first leg 38 and the U-shaped structure is provided with a second leg 39. The first pin 38 and the second pin 39 are exposed at one end of the fixing portion 22 away from the tongue insertion portion. In this embodiment, first power supply terminal 32 and first power supply terminal 32 only need a pin can, first ground terminal 31 and second ground terminal 33 also only need a pin can, need not to set up a connecting wire for a terminal alone, and the reduction of the quantity of connecting wire makes the wiring degree of difficulty of the pluggable connector obtain reducing, further makes things convenient for the manufacturing of pluggable connector. In this embodiment, one connecting wire is connected to one pin, so that the requirements of the first ground terminal 31 and the second ground terminal 33 (or the first power terminal 32 and the first power terminal 32) can be met at the same time, the number of welding pins is reduced, and the production cost of the forward and reverse plug connector is reduced. Further, when there is one second pin 39, it may be disposed on the first ground terminal 31 or the second ground terminal 33; the second pins 39 may also be two, that is, one second pin 39 is led out from each of the first ground terminal 31 and the second ground terminal 33. It should be appreciated that the specific location of the second pins 39 should be set according to the wiring scheme of the pluggable connector to further simplify the wiring scheme.
The housing 1 is covered outside the fixing portion 22, the insulating body 2 and the housing 1 form an insertion groove, and the tongue insertion portion 21 is suspended in the insertion groove. The first ground terminal 31 and the second ground terminal 33 are symmetrical with respect to the central axis of the tongue insertion portion 21; the first power terminal 32 and the second power terminal 34 are symmetrical with respect to the central axis of the tongue insertion portion 21. The insertion grooves are symmetrically oblate to realize forward insertion and backward insertion.
Two first fixing feet 11 are symmetrically arranged on two opposite sides of the shell 1, and two second fixing feet 12 are symmetrically arranged on two opposite sides of the shell 1. The first fixing leg 11 and the second fixing leg 12 are arranged at intervals according to actual conditions to achieve a good fixing effect. It should be noted that the first fixing leg 11 and the second fixing leg 12 cooperate with each other to fix the housing 1 to the PCB board. The second connecting pin is provided with a fixing hole, the first fixing pin 11 is used for being inserted into a PCB for positioning, and a fixing piece is arranged in the fixing hole when the second fixing pin 12 is inserted into the PCB simultaneously so as to fix the shell 1 on the PCB.
A buckling structure is arranged between the shell 1 and the insulating body 2, and comprises a buckle 13 buckled inside the shell and a buckling groove 23 for accommodating the buckle 13 on the insulating body 2 so as to prevent the insulating body 2 and the shell 1 from sliding.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (10)
1. The positive and negative plug connector is characterized by comprising a shell (1) and an insulating body (2) arranged in the shell (1), wherein the insulating body (2) comprises a plug tongue part (21);
the tongue insertion portion (21) has a first surface and a second surface which are opposite, the first surface is provided with a first grounding terminal (31) and a first power terminal (32), and the second surface is provided with a second grounding terminal (33) and a second power terminal (34);
a first connecting part (35) is arranged between the first ground terminal (31) and the second ground terminal (33), one end of the first connecting part (35) is fixedly connected with the first ground terminal (31), and the other end of the first connecting part (35) is fixedly connected with the second ground terminal (33);
a second connecting part (36) is arranged between the first power supply terminal (32) and the second power supply terminal (34), one end of the second connecting part (36) is fixedly connected with the first grounding terminal (31), and the other end of the second connecting part (36) is fixedly connected with the second grounding terminal (33);
the first connection portion (35) and the second connection portion (36) are both located in the tongue insertion portion (21).
2. The positive-negative-insertion connector according to claim 1, wherein the first ground terminal (31), the second ground terminal (33), and the first connection portion (35) are integrally press-molded; the first power supply terminal (32), the second power supply terminal (34), and the second connection portion (36) are integrally press-formed.
3. The positive-negative plug connector of claim 2, wherein the insulative housing (2) further comprises a fixing portion (22) integrally formed with the tongue portion (21), and the first ground terminal (31) and the first power terminal (32) each comprise a protrusion (301) protruding from the first surface for conduction; the second ground terminal (33) and the second power terminal (34) each include a convex portion (301) for conduction protruding from the second surface;
one end, far away from the first connecting portion (35), of the protruding portion (301) extends into the fixing portion (22), and a butting face abutting against one end of the protruding portion (301) is formed in the fixing portion (22).
4. The positive-negative plug connector of claim 3, characterized in that a third connecting part (37) is further arranged between the first power terminal (32) and the first power terminal (32), the second connecting part (36), the second power terminal (34) and the third connecting part (37) enclose a rectangular frame structure;
the first ground terminal (31), the second ground terminal (33) and the first connection portion (35) enclose a U-shaped structure.
5. The positive-negative-insertion connector according to claim 4, wherein the rectangular frame structure is provided with a first pin (38), and the U-shaped structure is provided with a second pin (39);
the first pin (38) and the second pin (39) are exposed at one end of the fixing part (22) far away from the tongue insertion part (21).
6. The connector of claim 3, wherein the housing (1) is wrapped outside the fixing portion (22), the insulating body (2) and the housing (1) form an insertion groove, and the tongue insertion portion (21) is suspended in the insertion groove.
7. The positive and negative plug connector according to claim 1, wherein two first fixing pins (11) are symmetrically arranged on two opposite sides of the housing (1), two second fixing pins (12) are symmetrically arranged on two opposite sides of the housing (1), the first fixing pins (11) and the second fixing pins (12) are arranged at intervals, and fixing holes are formed in the first fixing pins (11) or the second fixing pins (12).
8. The positive-negative plug connector of claim 3, wherein the bottom of all the protrusions (301) forms a groove (302), and the insulating body (2) is made of thermosetting high-temperature-resistant plastic material.
9. The positive-negative plug connector according to claim 1, wherein a buckling structure is provided between the housing (1) and the insulating body (2), and comprises a buckle (13) buckled inside the housing (1) and a buckling groove (23) on the insulating body (2) for accommodating the buckle (13).
10. The reversible plug connector according to claim 1, characterized in that the first ground terminal (31) and the second ground terminal (33) are symmetrical about a central axis of the tongue portion (21); the first power terminal (32) and the second power terminal (34) are symmetrical with respect to a central axis of the tongue insertion portion (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021592072.7U CN212783885U (en) | 2020-08-04 | 2020-08-04 | Positive reverse plug connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021592072.7U CN212783885U (en) | 2020-08-04 | 2020-08-04 | Positive reverse plug connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212783885U true CN212783885U (en) | 2021-03-23 |
Family
ID=75040464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021592072.7U Active CN212783885U (en) | 2020-08-04 | 2020-08-04 | Positive reverse plug connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212783885U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114336120A (en) * | 2021-12-27 | 2022-04-12 | 深圳市运伟科技有限公司 | Single-row double-PIN Type-C connector |
-
2020
- 2020-08-04 CN CN202021592072.7U patent/CN212783885U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114336120A (en) * | 2021-12-27 | 2022-04-12 | 深圳市运伟科技有限公司 | Single-row double-PIN Type-C connector |
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