CN218827988U - Safety connector and electrical equipment - Google Patents
Safety connector and electrical equipment Download PDFInfo
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- CN218827988U CN218827988U CN202222664536.6U CN202222664536U CN218827988U CN 218827988 U CN218827988 U CN 218827988U CN 202222664536 U CN202222664536 U CN 202222664536U CN 218827988 U CN218827988 U CN 218827988U
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- safety connector
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- accommodating cavity
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Abstract
The utility model discloses a safe connector and electrical equipment. The safety connector comprises an inner shell, wherein a plurality of mutually independent accommodating cavities are formed in the inner shell, and one end of each accommodating cavity is provided with an opening; the wiring terminals correspond to the accommodating cavities one by one, the wiring terminals are accommodated in the accommodating cavities respectively, and each wiring terminal is provided with an electric connection part protruding out of the accommodating cavity; the power line comprises a plurality of power core wires, and each power core wire is in conductive contact with the electric connection part on each wiring terminal; the outer shell is sleeved on the outer side of the inner shell and used for sealing and wrapping the plurality of wiring terminals. This safety connector keeps apart a plurality of binding post's polarity each other through a plurality of accommodation cavity of mutual independence, avoids the high pressure between the polarity bad or short circuit between the polarity, improves the security that safety connector used.
Description
Technical Field
The utility model relates to a circuit connector field especially relates to a safe connector and electrical equipment.
Background
Electrical connectors, also commonly referred to as circuit connectors or electrical connectors, connect two conductors in a circuit such that current or signals can flow from one conductor to the conductor arrangement of the other conductor.
However, in the use process of the current electronic connector, because there are not enough safety protection measures inside, the situation of high voltage failure between polarities or short circuit between polarities is easy to occur, a fire hazard is caused in serious cases, and a certain safety hazard exists. Therefore, there is a need for an electrical connector that can be used safely.
SUMMERY OF THE UTILITY MODEL
The utility model provides a safe connector and electrical equipment to improve the security that the connector used.
In order to realize the technical purpose, the utility model adopts the following technical scheme:
the utility model provides a first aspect of technical scheme provides a safe connector, include:
the device comprises an inner shell, a plurality of accommodating cavities which are mutually independent are formed in the inner shell, and an opening is formed in one end of each accommodating cavity;
the wiring terminals correspond to the accommodating cavities one by one, the wiring terminals are accommodated in the accommodating cavities respectively, and each wiring terminal is provided with an electric connection part protruding out of the accommodating cavity;
the power line comprises a plurality of power supply core wires, and each power supply core wire is in conductive contact with the electric connection part on each wiring terminal;
the outer shell is sleeved on the outer side of the inner shell and used for sealing and wrapping the plurality of wiring terminals.
Further, the inner housing comprises an inner mold body and an end cap;
the end face of the inner die main body is provided with a plurality of mutually independent preset areas, and the preset areas are sunken towards the inner side of the inner die main body to form a plurality of mutually independent accommodating cavities;
the end cover is buckled and covered on the end face of the inner die main body so as to plug the wiring terminal in the accommodating cavities, and jacks are formed in the end cover at positions corresponding to the openings of the accommodating cavities so as to be used for being plugged with pin needles.
Furthermore, each preset area is internally provided with a limiting groove, the end cover is provided with a limiting bulge on the end surface close to the inner die main body, and the limiting bulge is clamped with the limiting groove to limit the relative position of the jack and the opening of the accommodating cavity.
Furthermore, the end face of the inner die main body is further provided with a positioning groove, the end cover is further provided with a positioning convex column at a position corresponding to the positioning groove, and the positioning convex column is clamped with the positioning groove to limit the relative position of the end cover and the inner die main body.
Further, the connection terminal includes a socket portion and an electrical connection portion;
the inserting part comprises two openable connecting inserting pieces, and the two connecting inserting pieces are accommodated in the accommodating cavity; when the pin needle is not inserted, the two connecting inserting pieces are close to each other, and when the pin needle is inserted, the two connecting inserting pieces are stressed to be separated from each other so as to clamp the pin needle;
the electric connection part is electrically connected with the plug-in part and protrudes out of the accommodating cavity to be in conductive contact with the power core wire.
Further, it is the arc to connect the inserted sheet, just two are connected the equal incurvation of inserted sheet, in order to reduce two distances of connecting between the inserted sheet.
Furthermore, the electric connection part is a V-shaped riveting opening, and the bottom of the V-shaped riveting opening is arc-shaped.
Further, the outer shell is preformed with a rivet front portion to reduce the volume of the outer shell.
Further, the plurality of connecting terminals at least comprise a live wire connecting terminal, a zero wire connecting terminal and a ground wire connecting terminal.
The utility model provides a second aspect of technical scheme provides an electrical equipment, including above-mentioned safe connector.
Compared with the prior art, the utility model, beneficial effect as follows:
1. the polarity of a plurality of binding post is kept apart each other through a plurality of accommodation cavity of mutual independence, avoids high pressure bad or short circuit between the polarity, improves the security that safety connector used.
2. The inserting part of the wiring terminal can be opened and closed, so that the inserting stability of the inserting part and the pin needle is improved, and the electric connecting part in the shape of the V-shaped rivet opening is stably connected with the power line.
3. The shell body wraps up in the inner casing outside through the mode of moulding plastics to the preforming has riveting preceding portion, under the prerequisite that improves safety connector structural strength, makes the better and size of uniformity of whole safety connector smaller and more exquisite, the safety connector of being convenient for put the installation.
Drawings
Fig. 1 is a schematic view of an overall structure of a safety connector according to an embodiment of the present invention;
fig. 2 is an exploded view of a safety connector according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a connection terminal in an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a power line in an embodiment of the present invention.
In the drawings, each reference numeral denotes:
1. an inner housing; 11. an inner mold main body; 12. an end cap; 101. an accommodating cavity; 102. a limiting groove; 103. positioning a groove; 111. an end face of the inner mold body; 121. a jack; 122. a limiting bulge; 123. positioning the convex column;
2. a wiring terminal; 21. a plug-in part; 22. an electrical connection portion; 211. connecting the inserting pieces;
3. a power line; 31. a power supply core wire;
4. an outer housing; 41. the riveting opening front part.
Detailed Description
To make the objects, features and advantages of the present invention more obvious and understandable, the embodiments of the present invention will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present invention, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by the skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 and 2, a safety connector according to an embodiment of the present invention includes an inner housing 1, a plurality of terminals 2, a power line 3, and an outer housing 4. Wherein, interior casing 1 is used for holding a plurality of binding post 2, and power cord 3 is used for being connected in order to realize the circular telegram with a plurality of binding post 2 electricity, and casing 1's outside including the parcel of shell body 4 is in order to carry out safety protection to a plurality of binding post 2 and power cord 3.
As shown in fig. 2, in the present embodiment, the inner housing 1 includes an inner mold body 11 and an end cap 12. The end surface 111 of the inner mold body 11 has a plurality of mutually independent preset regions (rectangular regions in the present embodiment) which are recessed toward the inner side of the inner mold body 11, so as to form a plurality of mutually independent rectangular parallelepiped accommodation cavities 101, and one end of the accommodation cavity 101 has an opening for accommodating the connection terminal 2. It is to be understood that the preset area is not limited to the rectangular area, and the specific shape of the receiving cavity 101 is not limited to the rectangular parallelepiped shape, and when the shape of the connection terminal 2 is changed, it can be adapted according to the shape of the connection terminal 2. Moreover, in this embodiment, only one connection terminal 2 is accommodated in one accommodation cavity 101, so that the polarities of the connection terminals 2 are isolated from each other by using a plurality of mutually independent accommodation cavities 101, thereby avoiding poor high voltage or short circuit between the polarities, and improving the safety of the use of the connector.
The end cap 12 is snapped onto the end surface 111 of the inner mold body to seal the terminal 2 (actually, the insertion portion 21 of the terminal 2, which will be described in detail later) in the accommodation cavity 101, thereby protecting the terminal 2 inside, and further improving the safety of the use of the terminal 2. In addition, the end cap 12 has a plug hole 121 formed at a position corresponding to the opening of each accommodating cavity for being plugged with a pin.
In the above embodiment, preferably, each preset region has a limiting groove 102 therein, the end surface of the end cover 12 close to the inner mold body 11 has a limiting protrusion 122, and the limiting protrusion 122 is engaged with the limiting groove 102 to limit the relative position of the insertion hole 121 and the opening of the accommodating cavity. From this, after end cover 12 buckle lid is on interior mould main part 11, utilize spacing arch 122 and spacing recess 102's mutual block can guarantee jack 121 and hold the opening alignment of cavity, and then guarantee that pin needle can realize pegging graft with binding post 2 smoothly.
In addition, in the above embodiment, preferably, the end surface 111 of the inner mold main body 11 is further provided with a positioning groove 103, and the end cover 12 is further provided with a positioning convex column 123 at a position corresponding to the positioning groove 103. When the end cover 12 needs the buckle closure on the inner mould main body 11, through with location projection 123 and constant head tank 103 looks block to guarantee that end cover 12 and inner mould main body 11 can align each other, can improve the convenience of equipment on the one hand, on the other hand can also carry on spacingly to end cover 12 and inner mould main body 11, avoids the skew to take place in the position of the two, has improved the stability of installation.
As shown in fig. 3, in the present embodiment, the junction terminal 2 includes a plug portion 21 and an electrical connection portion 22. The inserting part 21 includes two openable connecting inserting pieces 211, and the two connecting inserting pieces 211 are accommodated in the accommodating cavity 101. When the pin needle is not inserted, the two connecting inserting pieces 211 are close to each other, and when the pin needle is inserted, the two connecting inserting pieces 211 are stressed to be separated outwards and clamp the pin needle. It can be understood that, distance between two connection insertion pieces 211 will be less than the diameter of pin needle to when the pin needle inserts, the outer wall that can utilize the pin needle outwards backs down two connection insertion pieces 211, thereby improves the stability that the pin needle was pegged graft. Preferably, this connection inserted sheet 211 is the arc, and two are connected inserted sheet 211 and all incurve to reduce two distances of connecting between the inserted sheet 211, from this, utilize curved connection inserted sheet 211 to guarantee pin needle grafting's stability on the one hand, on the other hand can make connection inserted sheet 211 have better resilience, is convenient for connect inserted sheet 211 reconversion. In other embodiments, the connecting insertion piece 211 can be replaced by other shapes to meet different use requirements.
The electrical connection portion 22 is electrically connected to the plug portion 21 and protrudes out of the accommodation cavity 101 for electrically conductive contact with the power cord 3. Specifically, in this embodiment, the electrical connection portion 22 is a V-shaped rivet, and the bottom of the V-shaped rivet is arc-shaped, so that the electrical connection portion can be fully in conductive contact with the power line 3, and the electrical connection effect is ensured. It can be understood that, in the present embodiment, the electrical connection portion 22 protrudes out of the accommodating cavity 101, so that the electrical connection portion 22 can be electrically connected to the power line 3 as an electrical connection interface of the wiring terminal 2, and the plug portion 21 can be completely accommodated in the accommodating cavity 101, so as to improve the safety protection effect of the plug portion 21.
As shown in fig. 4, the power supply wire 3 includes a plurality of power supply core wires 31, and each of the power supply core wires 31 is in conductive contact with the electrical connection portion 22 on each of the connection terminals 2. Specifically, in this embodiment, a plurality of binding post 2 include live wire binding post 2A, zero line binding post 2B and ground wire binding post 2C, and correspondingly, power cord 3 has three power heart yearns 31, and the tip of three power heart yearns 31 falls into respectively in live wire binding post 2A, zero line binding post 2B and ground wire binding post 2C's the V type is riveted the mouth to realize the circular telegram after 3 switch-on external power sources of power cord. It will be appreciated that in another embodiment, the plurality of terminals 2 may comprise only the live terminal 2A and the neutral terminal 2B, and accordingly the power cord 3 may comprise two power cords 31.
In this embodiment, the outer shell 4 is sleeved on the outer side of the inner shell 1, specifically, the outer shell 4 is molded on the outer side of the inner shell 1 through a PVC material, so as to hermetically wrap the plurality of wiring terminals 2. It can be understood that, in the present embodiment, before injection molding, the terminal 2 is enclosed in the accommodating cavity 101 through the inner mold body 11 and the end cap 12, so that the PVC material can be prevented from flowing into the accommodating cavity 101 to contaminate the terminal 2. Form shell body 4 through the mode of moulding plastics and not only can improve safety connector's overall structure intensity, whole safety connector's uniformity is better moreover, is favorable to improving holistic aesthetic property.
In addition, in the above embodiment, the rivet front portion 41 is preformed on the outer shell 4 during injection molding, so that the injection molding volume behind the outer shell 4 can be reduced, the whole safety connector has a smaller appearance, and the safety connector can be conveniently placed and installed.
On the basis of the above embodiment, the embodiment of the present invention further provides an electrical apparatus, which includes the above safety connector.
To sum up, the embodiment of the utility model provides a pair of safety connector and electrical equipment holds cavity 101 through a plurality of mutual independence and keeps apart a plurality of binding post 2's polarity each other, avoids the high pressure bad or short circuit between polarity, improves the security that safety connector used. Moreover, the plugging part 21 of the wiring terminal can be opened and closed, so that the stability of plugging the plugging part 21 and the pin is improved, and the electric connection part 22 in the shape of the V-shaped rivet is stably connected with the power line 3. In addition, shell body 4 wraps up in the casing 1 outside through the mode of moulding plastics to the preforming has rivet mouthful leading portion 41, under the prerequisite that improves safety connector structural strength, makes the better and the size of the uniformity of whole safety connector smaller and more exquisite, the safety connector of being convenient for put the installation.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A safety connector, comprising:
the device comprises an inner shell, a plurality of accommodating cavities which are mutually independent are formed in the inner shell, and an opening is formed in one end of each accommodating cavity;
the wiring terminals correspond to the accommodating cavities one by one, the wiring terminals are accommodated in the accommodating cavities respectively, and each wiring terminal is provided with an electric connection part protruding out of the accommodating cavity;
the power line comprises a plurality of power supply core wires, and each power supply core wire is in conductive contact with the electric connection part on each wiring terminal;
the outer shell is sleeved on the outer side of the inner shell and used for sealing and wrapping the plurality of wiring terminals.
2. The safety connector of claim 1, wherein said inner housing includes an inner mold body and an end cap;
the end face of the inner mold main body is provided with a plurality of mutually independent preset areas, and the preset areas are sunken towards the inner side of the inner mold main body to form a plurality of mutually independent accommodating cavities;
the end cover is buckled and covered on the end face of the inner die main body so as to plug the wiring terminal in the accommodating cavities, and jacks are formed in the positions, corresponding to the openings of the accommodating cavities, of the end cover and used for being plugged with pin needles.
3. The safety connector of claim 2, wherein:
each preset area is internally provided with a limiting groove, the end face, close to the inner die main body, of the end cover is provided with a limiting protrusion, and the limiting protrusion is clamped with the limiting groove to limit the relative position of the jack and the opening of the accommodating cavity.
4. The safety connector of claim 2, wherein:
the end surface of the inner mold main body is further provided with a positioning groove, a positioning convex column is further arranged at a position, corresponding to the positioning groove, on the end cover, and the positioning convex column is clamped with the positioning groove to limit the relative position of the end cover and the inner mold main body.
5. The safety connector of claim 1, wherein said terminal includes a mating portion and an electrical connection portion;
the inserting part comprises two openable connecting inserting pieces, and the two connecting inserting pieces are accommodated in the accommodating cavity; when the pin needle is not inserted, the two connecting inserting pieces are close to each other, and when the pin needle is inserted, the two connecting inserting pieces are stressed to be separated from each other so as to clamp the pin needle;
the electric connection part is electrically connected with the plug part and protrudes out of the accommodating cavity to be in conductive contact with the power core wire.
6. The safety connector of claim 5, wherein:
the connecting insertion pieces are arc-shaped, and the two connecting insertion pieces are bent inwards to reduce the distance between the two connecting insertion pieces.
7. The safety connector of claim 5, wherein:
the electric connection part is a V-shaped riveting opening, and the bottom of the V-shaped riveting opening is arc-shaped.
8. The safety connector of claim 1, wherein:
the outer shell is preformed with a rivet front portion to reduce the volume of the outer shell.
9. The safety connector of any one of claims 1-8, wherein:
the plurality of wiring terminals at least comprise a live wire connecting terminal, a zero line connecting terminal and a ground wire connecting terminal.
10. An electrical appliance, characterized in that it comprises a safety connector according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222664536.6U CN218827988U (en) | 2022-10-10 | 2022-10-10 | Safety connector and electrical equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222664536.6U CN218827988U (en) | 2022-10-10 | 2022-10-10 | Safety connector and electrical equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218827988U true CN218827988U (en) | 2023-04-07 |
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ID=87264832
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222664536.6U Active CN218827988U (en) | 2022-10-10 | 2022-10-10 | Safety connector and electrical equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218827988U (en) |
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2022
- 2022-10-10 CN CN202222664536.6U patent/CN218827988U/en active Active
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