CN217361993U - Connector structure and electric device - Google Patents

Abstract

The utility model relates to a connector technical field relates to a connector structure and electrical equipment. The connector structure comprises a socket assembly, a plug assembly and a fastening solenoid, wherein the socket assembly comprises a socket shell and a hole core contact element, at least one part of the hole core contact element is arranged in the socket shell, the plug assembly comprises a plug shell and a needle core assembly, the needle core assembly is arranged in the plug shell, the needle core assembly is connected with the hole core contact element in an inserting mode, and the fastening solenoid is sleeved on the periphery of the socket shell and the periphery of the plug shell. The socket assembly is connected to the plug assembly in an inserted mode, and the fastening screw pipe is sleeved on the peripheries of the socket assembly and the plug assembly, so that the sealing reliability of the connector structure is improved.

Description

Connector structure and electric device

Technical Field

The utility model relates to a connector technical field, in particular to electrical equipment of connector structure and applied this connector structure.

Background

The connector is a separable component which is installed in an electrical line of the equipment to realize electrical connection of a transmission line, and plays a role of connecting the circuit to transmit power or signals in the electrical line, and can separate the equipment from a control system by disconnecting the connector when the equipment is checked and maintained, thereby providing great convenience for the equipment checking and maintaining work.

Connectors bridge the communication between the blocked or isolated circuits in the circuit to allow the current to flow and the circuit to perform the intended function, are indispensable components of electronic devices, and always have one or more connections as viewed along the path of the current flow.

The watertight connector commonly used in the market at present has various styles, but the problem of unreliable sealing is generally existed.

The above is only for the purpose of assisting understanding of the technical solutions of the present application, and does not represent an admission that the above is prior art.

SUMMERY OF THE UTILITY MODEL

The main object of the present invention is to provide a connector structure, which is simple in structure and reliable in sealing.

To achieve the above object, the present invention provides a connector structure, which comprises:

a receptacle assembly including a receptacle housing and a bore contact, at least a portion of the bore contact disposed within the receptacle housing;

the plug assembly comprises a plug shell and a needle core assembly, the needle core assembly is arranged in the plug shell, and the needle core assembly is connected with the hole core contact element in an inserting mode; and

and the fastening solenoid is sleeved on the peripheries of the socket shell and the plug shell.

Optionally, the bore core contact comprises:

at least one part of the socket sealing body is arranged in the socket shell, an insertion groove is formed in one end face of the socket sealing body, and the needle core assembly is inserted into the insertion groove; and

the socket sealing body is provided with the connecting hole core along one end deviating from the inserting groove, and the connecting hole core is used for connecting a socket electrical connecting wire.

Optionally, a first insertion hole and a second insertion hole are formed at two ends of the connection hole core respectively, the socket electrical connection line is inserted into the first insertion hole, and the second insertion hole is communicated with the insertion groove.

Optionally, the socket sealing body, the connecting hole core and the plug groove are vulcanized and molded into an integral structure through a mold;

and/or the socket sealing body is made of rubber;

and/or the socket assembly further comprises a socket potting adhesive, a socket potting cavity is formed in the socket shell, and the socket potting adhesive is arranged in the socket potting cavity so as to encapsulate the hole core contact element and the socket electrical connection line in the socket shell;

and/or a clamping groove is formed on the outer peripheral surface of the socket shell, a butting step is further formed on the outer peripheral surface of the socket shell, a sealing groove is further formed on the outer peripheral surface of the socket shell, and a sealing ring is arranged in the sealing groove so that the socket shell can be connected to electrical equipment in an inserting mode;

and/or the socket electric connecting wire is connected with the first plug hole in a welding mode.

Optionally, the stylet assembly comprises:

the plug sealing body is attached to the corresponding end face of the plug sealing body; and

the contact pin is arranged on the plug sealing body and is inserted in the second plug hole, a third plug hole is formed in one end, deviating from the contact pin, of the plug sealing body, and the third plug hole is used for plugging a plug electric connecting wire.

Optionally, a sealing boss is formed on the periphery of the contact pin, and the sealing boss is limited to be inserted into the insertion groove.

Optionally, the pin is disposed in the plug housing, so that when the pin is inserted into the second insertion hole, at least another portion of the hole core contact is disposed in the plug housing.

Optionally, the plug housing is provided with a positioning notch, and the hole core contact piece is provided with a positioning protrusion which is matched with the positioning notch in a protruding manner.

Optionally, the plug sealing body and the contact pin are vulcanized and formed into an integral structure through a mold;

and/or the plug sealing body is made of rubber;

and/or the plug assembly further comprises a plug potting adhesive, a plug potting cavity is formed in the plug shell, and the plug potting adhesive is arranged in the plug potting cavity so as to encapsulate the needle core assembly and the plug electrical connecting wire in the plug shell;

and/or the plug electric connecting wire is connected with the third jack in a welding mode.

The application also provides an electrical device comprising the connector structure.

The utility model discloses technical scheme relates to a connector structure, and the connector is according to the difference of using the scene, and its barrier propterty can be different, and in the environment of wading, the leakproofness of connector is very important. Therefore, the connector structure comprises a socket assembly, a plug assembly and a fastening screw tube, wherein the fastening screw tube is sleeved on the peripheries of the socket shell and the plug shell. Through with the jack core contact on the socket subassembly with the nook closing member plug-in connection on the plug subassembly, improve the compactness of connecting, and through fastening screwed pipe noose in the periphery of socket subassembly with the plug subassembly, improve the sealing reliability of connector structure. Moreover, the fastening solenoid is arranged on the peripheries of the socket assembly and the plug assembly, so that a good supporting effect can be achieved, the socket assembly and the plug assembly are prevented from being separated, and the stability is improved. And at least one part of the hole core contact element is arranged in the socket shell, and after the hole core contact element is in inserted connection with the needle core assembly, the other part of the hole core contact element is accommodated in the plug shell, namely, the plug assembly is not only in inserted connection with the socket assembly, but also the other part of the socket assembly is wrapped in the plug shell, so that the socket assembly and the plug assembly have better sealing performance, and meanwhile, the connection 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 structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an embodiment of a connector structure according to the present invention;

fig. 2 is an exploded view of a connector structure according to the present invention;

FIG. 3 is a structural schematic diagram of a cross-section of the connector structure of FIG. 1;

FIG. 4 is a schematic structural view of the receptacle assembly and the plug assembly of FIG. 3;

FIG. 5 is a schematic view of the receptacle assembly of FIG. 1;

FIG. 6 is a schematic cross-sectional view of the receptacle assembly of FIG. 5;

FIG. 7 is an exploded view of the receptacle assembly of FIG. 6;

FIG. 8 is a schematic diagram of the electrical connection wires and the contact elements of the jack core of FIG. 7;

FIG. 9 is a schematic structural view of the plug assembly of FIG. 1;

FIG. 10 is a cross-sectional structural view of the plug assembly of FIG. 9;

FIG. 11 is an exploded view of the plug assembly of FIG. 10;

fig. 12 is a schematic structural view of the needle assembly and plug electrical connection wire in fig. 11.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)
				10	Connector structure	1357	Positioning projection
11	Clamping groove	137	Socket potting adhesive
				13	Socket assembly	15	Plug assembly
131	Socket shell	151	Plug shell
				1310	Socket filling cavity	1510	Plug filling cavity
1311	Abutting step	1511	Positioning notch
				1313	Sealing ring	153	Plug electric connecting wire
133	Socket electric connecting wire	155	Needle core assembly
				135	Hole core contact	1551	Plug sealing body
1351	Socket sealing body	1553	Pin insertion
				1353	Plug-in groove	15531	Third plug hole
1355	Connecting hole core	15533	Sealing boss
				13551	First plug hole	157	Plug potting colloid
13553	Second plug hole	17	Fastening screw pipe

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely 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 efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Furthermore, descriptions in the present application as to "first," "second," etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout is to include three juxtapositions, exemplified by "A and/or B," including either the A or B arrangement, or both A and B satisfied arrangement. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Fig. 1 to 3 are schematic structural views of an embodiment of a connector structure 10 according to the present application.

As shown in fig. 1 to 4, a connector structure 10 has different protective properties depending on the use of the connector, and the sealing property of the connector is important in a water-proof environment. To this end, a connector structure 10 is provided, which includes a socket assembly 13, a plug assembly 15, and a fastening screw 17, wherein the socket assembly 13 includes a socket housing 131 and a hole-core contact 135, at least a portion of the hole-core contact 135 is disposed in the socket housing 131, the plug assembly 15 includes a plug housing 151 and a pin-core assembly 155, the pin-core assembly 155 is disposed in the plug housing 151, the pin-core assembly 155 is inserted into the hole-core contact 135, and the fastening screw 17 is sleeved on the outer peripheries of the socket housing 131 and the plug housing 151. The tightness of the connection is improved by inserting the hole core contact 135 on the socket assembly 13 into the pin core assembly 155 on the plug assembly 15, and the sealing reliability of the connector structure 10 is improved by the fastening screw 17 sleeved on the peripheries of the socket assembly 13 and the plug assembly 15. In addition, the fastening screw 17 is provided on the outer peripheries of the socket assembly 13 and the plug assembly 15, thereby providing a good supporting function, preventing the socket assembly 13 and the plug assembly 15 from being separated, and improving stability. And at least one part of the hole core contact element 135 is arranged in the socket shell 131, after the hole core contact element is connected with the stylet assembly 155 in an inserting manner, the other part is accommodated in the plug shell 151, namely, the plug assembly 15 is not only connected with the socket assembly 13 in an inserting manner, but also the other part of the socket assembly 13 is covered in the plug shell 151, so that the socket assembly 13 and the plug assembly 15 have better sealing performance, and meanwhile, the connection is more stable.

Further, the hole-core contact element 135 includes a socket sealing body 1351 and a connection hole core 1355, at least a portion of the socket sealing body 1351 is disposed in the socket housing 131, an end surface of the socket sealing body 1351 is formed with a plug groove 1353, the stylet assembly 155 is plugged into the plug groove 1353, the socket sealing body 1351 is provided with the connection hole core 1355 along an end facing away from the plug groove 1353, and the connection hole core 1355 is configured to be connected to the socket electrical connection wire 133.

As shown in fig. 4, 5 and 6, at least a portion of the receptacle seal 1351 is disposed within the receptacle housing 131 to facilitate connection of the receptacle seal 1351 to the receptacle housing 131, while also facilitating another portion of the receptacle seal 1351 to be received within the plug housing 151. As shown in fig. 4, a plug groove 1353 is formed on one end surface of the receptacle sealing body 1351, and the core assembly 155 is plugged into the plug groove 1353 to realize the plug connection between the receptacle assembly 13 and the plug assembly 15.

As shown in fig. 6, to facilitate connection of the receptacle assembly 13 to the receptacle electrical connection wires 133, the receptacle seal body 1351 is provided with a connection hole core 1355 along an end facing away from the insertion groove 1353, the connection hole core 1355 being adapted to be connected to the receptacle electrical connection wires 133.

Further, a first inserting hole 13551 and a second inserting hole 13553 are formed at both ends of the connection hole core 1355, respectively, the receptacle electrical connection wire 133 is inserted into the first inserting hole 13551, and the second inserting hole 13553 is communicated with the inserting groove 1353.

As shown in fig. 6 to 8, a first plug hole 13551 and a second plug hole 13553 are respectively formed at both ends of the connection hole core 1355, the receptacle electrical connection line 133 is plugged into the first plug hole 13551, and the second plug hole 13553 is communicated with the plug groove 1353, as shown in fig. 4, so as to facilitate the plug-in connection to the second plug hole 13553 after the plug 1553 of the pin cartridge assembly 155 passes through the plug groove 1353, and the connection hole core 1355 constitutes a conductor for connecting the plug 1553 with the receptacle electrical connection line 133.

Further, the socket sealing body 1351, the connecting hole core 1355 and the inserting groove 1353 are formed into an integral structure by a mold vulcanization molding method; and/or the socket sealing body 1351 is made of rubber; and/or, the socket assembly 13 further includes a socket potting adhesive 137, a socket potting cavity 1310 is formed in the socket housing 131, and the socket potting adhesive 137 is disposed in the socket potting cavity 1310 to encapsulate the hole core contact element 135 and the socket electrical connection line 133 in the socket housing 131; and/or a clamping groove 11 is formed on the outer peripheral surface of the socket shell 131, an abutting step 1311 is further formed on the outer peripheral surface of the socket shell 131, a sealing groove is further formed on the outer peripheral surface of the socket shell 131, and a sealing ring 1313 is arranged in the sealing groove so that the socket shell 131 can be connected to electrical equipment in an inserting mode; and/or, the receptacle electrical connection wires 133 are soldered to the first mating holes 13551.

As shown in fig. 7, the socket sealing body 1351, the connection hole core 1355 and the insertion groove 1353 are formed into an integral structure by a mold vulcanization molding method, so that not only the forming process is simple and the production is convenient, but also the integral structure has better sealing performance and better waterproof effect.

The socket sealing body 1351 is made of rubber, that is, in an integrally formed structure, the socket sealing body 1351 is used as a carrying structure, and the connecting hole core 1355 is disposed on the socket sealing body 1351 to form an insulating barrier through the socket sealing body 1351, so as to isolate the electrical connection point from the outside, thereby forming a good seal.

As shown in fig. 6 and 7, in order to improve the sealing performance and integrity of the connection between the socket electrical connection line 133, the hole core contact member 135, and the socket housing 131, the three are connected together by a potting adhesive. That is, a socket filling cavity 1310 is formed in the socket housing 131, and the socket filling gel 137 is disposed in the socket filling cavity 1310 to encapsulate the hole-core contact 135 and the socket electrical connection wire 133 in the socket housing 131. The process comprises the following steps: firstly, the socket electrical connecting wire 133 and the hole core contact element 135 are connected into a whole and can be connected in an electrical welding mode; the socket electrical connection wires 133 and the bore contact 135, which are integrally connected, are provided in fixed positions within the socket housing 131; then, the potting adhesive is injected into the socket housing 131, and after the adhesive is cured, the three are integrally formed.

As shown in fig. 6, a clamping groove 11 is formed on the outer circumferential surface of the socket housing 131, an abutting step 1311 is further formed on the outer circumferential surface of the socket housing 131, a sealing groove is further formed on the outer circumferential surface of the socket housing 131, and a sealing ring 1313 is arranged in the sealing groove so that the socket housing 131 can be connected to an electrical device in an inserting manner; for example, be equipped with the inserting groove on the electrical equipment, socket shell 131 inserts in the inserting groove to by spacing in the inserting groove through draw-in groove 11, be equipped with butt portion in the inserting groove, butt step 1311 is used for butt in butt portion, in order to confirm to insert the degree of depth of inserting the inserting groove, is convenient for install fast, and form through sealing washer 1313 and inserting groove and seal, prevent that water from getting into in the inserting groove.

As shown in fig. 8, the receptacle electrical connection wire 133 may be inserted into the first insertion hole 13551, and the receptacle electrical connection wire 133 is soldered to the first insertion hole 13551 for improving connection reliability.

Further, the plug assembly 155 includes a plug sealing body 1551 and pins 1553, the receptacle sealing body 1351 is attached to a corresponding end surface of the plug sealing body 1551, the pins 1553 are disposed on the plug sealing body 1551 and are inserted into the second insertion holes 13553, a third insertion hole 15531 is formed at an end of the plug sealing body 1551 away from the pins 1553, and the third insertion hole 15531 is used for inserting the plug electrical connection wire 153.

As shown in fig. 4, the header encapsulant 1551 and the receptacle encapsulant 1351 are mated together at the corresponding end surfaces of the header encapsulant 1351 after the pins 1553 are inserted into the slots 1353, thereby forming a good seal.

As shown in fig. 9 and 10, the pins 1553 are disposed in the header sealing body 1551 and are inserted into the second mating holes 13553, as shown in fig. 11, third mating holes 15531 are formed at an end of the header sealing body 1551 facing away from the pins 1553, and the third mating holes 15531 are used for mating with the header electrical connectors 153.

Furthermore, a sealing boss 15533 is formed on the outer periphery of the pin 1553, and the sealing boss 15533 is limited and inserted into the insertion groove 1353.

As shown in fig. 11 and 12, in order to improve the sealing performance of the insertion, a sealing boss 15533 is formed on the outer circumference of the insert pin 1553, and as shown in fig. 3, the sealing boss 15533 is limitedly inserted into the insertion groove 1353.

Further, as shown in fig. 4 and 9, the pins 1553 are disposed in the plug housing 151 such that when the pins 1553 are inserted into the second insertion holes 13553, at least another portion of the hole core contacts 135 are disposed in the plug housing 151, so that the plug housing 151 is wrapped with the hole core contacts 135 to improve the connection stability.

Further, as shown in fig. 5 and 9, the plug housing 151 is provided with a positioning notch 1511, and a positioning protrusion 1357 matched with the positioning notch 1511 is convexly arranged on the hole core contact element 135, so that when the pin is butted, the positioning protrusion 1357 is conveniently butted to the positioning notch 1511, the pin 1553 is quickly corresponded to the inside of the inserting groove 1353, and the installation efficiency is improved.

Further, the plug sealing body 1551 and the contact pin 1553 are formed into an integral structure by a mold vulcanization molding method; and/or the plug sealing body 1551 is made of rubber; and/or the plug assembly 15 further comprises a plug potting adhesive 157, a plug potting cavity 1510 is formed in the plug housing 151, and the plug potting adhesive 157 is arranged in the plug potting cavity 1510 to encapsulate the stylet assembly 155 and the plug electrical connection wire 153 in the plug housing 151; and/or the plug electrical connection 153 is soldered to the third socket 15531.

As shown in fig. 7, the plug sealing body 1551 and the contact pin 1553 are formed into an integral structure by a mold vulcanization molding method, so that the forming process is simple and the production is convenient, the integral structure has better sealing performance and better waterproof effect, and the plug sealing body 1551 is made of rubber.

As shown in fig. 10 and 11, in order to improve the sealing and integrity of the connection between the plug electrical connection lines 153, the stylet assembly 155, and the plug housing 151, the three are connected together by a potting compound. That is, a plug filling cavity 1510 is formed in the plug housing 151, and the plug filling gel 157 is disposed in the plug filling cavity 1510 to encapsulate the plug electrical connection lines 153 and the stylet assembly 155 in the plug housing 151. The process comprises the following steps: the plug electrical connection wire 153 and the stylet assembly 155 are connected into a whole and can be connected in an electrical welding mode; the integral plug electrical connection wires 153 and the stylet assembly 155 are located in fixed positions within the plug housing 151; then, the potting adhesive is injected into the plug housing 151, and after the adhesive is cured, the three are integrally formed.

As shown in fig. 12, the plug electrical connection line 153 may be inserted into the third insertion hole 15531, and the plug electrical connection line 153 is soldered to the third insertion hole 15531 for improving connection reliability.

The application further provides an electrical device, which includes the connector structure 10, and since the connector structure 10 adopts all the technical solutions of all the embodiments, at least all the beneficial effects brought by the technical solutions of the embodiments are achieved, and are not repeated herein.

The above is only the preferred embodiment of the present invention, not limiting the patent scope of the present invention, all of which are under the concept of the present invention, the equivalent structure transformation made by the contents of the specification and the drawings is utilized, or the direct/indirect application is included in other related technical fields in the patent protection scope of the present invention.

Claims (10)

1. A connector structure, characterized in that it comprises:

a receptacle assembly (13), the receptacle assembly (13) including a receptacle housing (131) and a bore-core contact (135), at least a portion of the bore-core contact (135) being disposed within the receptacle housing (131);

the plug assembly (15), the plug assembly (15) includes a plug shell (151) and a stylet assembly (155), the stylet assembly (155) is arranged in the plug shell (151), and the stylet assembly (155) is connected to the bore core contact piece (135) in an inserting manner; and

and the fastening screw pipe (17) is sleeved on the peripheries of the socket shell (131) and the plug shell (151).

2. The connector structure of claim 1, wherein the bore-core contact (135) comprises:

a socket sealing body (1351), at least a part of the socket sealing body (1351) is arranged in the socket shell (131), a plug groove (1353) is formed on one end face of the socket sealing body (1351), and the stylet assembly (155) is plugged into the plug groove (1353); and

a connection hole core (1355), the socket sealing body (1351) is provided with the connection hole core (1355) along one end away from the plug groove (1353), and the connection hole core (1355) is used for connecting with a socket electric connection wire (133).

3. The connector structure according to claim 2, wherein the connection hole core (1355) is formed at both ends thereof with a first insertion hole (13551) and a second insertion hole (13553), respectively, the receptacle electrical connection line (133) is inserted into the first insertion hole (13551), and the second insertion hole (13553) communicates with the insertion groove (1353).

4. The connector structure according to claim 3, wherein the socket sealing body (1351), the connection hole core (1355) and the insertion groove (1353) are formed as an integral structure by mold vulcanization molding;

and/or the socket sealing body (1351) is made of rubber;

and/or the receptacle assembly (13) further comprises a receptacle potting adhesive (137), a receptacle potting cavity (1310) is formed in the receptacle housing (131), and the receptacle potting adhesive (137) is disposed in the receptacle potting cavity (1310) to encapsulate the aperture core contact element (135) and the receptacle electrical connection wire (133) in the receptacle housing (131);

and/or a clamping groove (11) is formed in the outer peripheral surface of the socket shell (131), an abutting step (1311) is further formed in the outer peripheral surface of the socket shell (131), a sealing groove is further formed in the outer peripheral surface of the socket shell (131), and a sealing ring (1313) is arranged in the sealing groove so that the socket shell (131) can be connected to electrical equipment in an inserting mode;

and/or the socket electric connecting wire (133) is connected with the first plug hole (13551) in a welding mode.

5. The connector structure of claim 3, wherein the stylet assembly (155) comprises:

the plug sealing body (1551), wherein the socket sealing body (1351) is attached to the corresponding end face of the plug sealing body (1551); and

the plug sealing body (1553) is arranged on the plug sealing body (1551) and is connected to the second plug hole (13553) in an inserting mode, a third plug hole (15531) is formed in one end, away from the plug (1553), of the plug sealing body (1551), and the third plug hole (15531) is used for being connected with a plug electric connecting line (153) in an inserting mode.

6. The connector structure of claim 5, wherein a sealing boss (15533) is formed on the outer circumference of the pin (1553), and the sealing boss (15533) is limitedly inserted into the insertion groove (1353).

7. The connector structure of claim 6, wherein said pin (1553) is disposed within said plug housing (151) such that when said pin (1553) is inserted into said second insertion hole (13553), at least another portion of said aperture core contact (135) is disposed within said plug housing (151).

8. The connector structure according to claim 7, wherein the plug housing (151) is formed with a positioning notch (1511), and the hole-core contact (135) is protrusively formed with a positioning protrusion (1357) fitted to the positioning notch (1511).

9. The connector structure of claim 8, wherein the plug sealing body (1551) and the pin (1553) are formed as an integral structure by vulcanization molding in a mold;

and/or the plug sealing body (1551) is made of rubber;

and/or the plug assembly (15) further comprises a plug potting adhesive (157), a plug potting cavity (1510) is formed in the plug shell (151), and the plug potting adhesive (157) is arranged in the plug potting cavity (1510) to encapsulate the needle core assembly (155) and the plug electrical connection wire (153) in the plug shell (151);

and/or the plug electric connecting wire (153) is connected with the third plug hole (15531) in a welding mode.

10. An electrical device, characterized in that it comprises a connector structure according to any one of claims 1 to 9.

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