CN218215819U

CN218215819U - Connector and charging device

Info

Publication number: CN218215819U
Application number: CN202222298549.6U
Authority: CN
Inventors: 李棒; 冯桂; 高怀; 徐文军; 张强
Original assignee: Shenzhen Woer Heat Shrinkable Material Co Ltd; Shenzhen Woer New Energy Electric Technology Co Ltd
Current assignee: Shenzhen Woer New Energy Electric Technology Co Ltd
Priority date: 2022-08-30
Filing date: 2022-08-30
Publication date: 2023-01-03
Anticipated expiration: 2032-08-30

Abstract

The utility model discloses a connector and battery charging outfit, connector include main part, shield cover and terminal. The main part includes shell and core, and the core is located inside the shell, and with shell integrated into one piece. The main body is provided with a plugging surface for plugging with the plug and an assembling surface arranged opposite to the plugging surface. The shield cover is arranged between the shell and the core body and surrounds the side wall of the core body, the end, close to the assembly surface, of the shield cover is provided with the pressing connection piece, the assembly surface is provided with a limiting through groove, the limiting through groove can allow the pressing connection piece to pass through, the pressing connection piece is limited, and the terminal is inserted and limited in the core body. The utility model discloses the connector structure is through with shell and core integrated design for the product integrated into one piece when moulding plastics, so need not additionally to increase the installation steps of shell and core again, make this connector simple structure, it is convenient to install.

Description

Connector and charging device

Technical Field

The utility model relates to a charging device technical field, in particular to connector and battery charging outfit.

Background

With the development of the automobile industry, new energy automobiles are more and more popularized in the market, various connectors on the market are increased day by day, the existing connectors are complex in structure and complex to install, the requirement on the machining precision of hole positions is high, and therefore high die machining cost and precision control labor cost are caused.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims at providing a connector and battery charging outfit aims at providing simple structure, installs convenient, the sound construction's connector.

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

the plug connector comprises a main body and a plug connector body, wherein the main body comprises a shell and a core body, the core body is positioned in the shell and integrally formed with the shell, and the main body is provided with an inserting surface inserted into the plug and an assembling surface arranged opposite to the inserting surface;

the shielding cover is arranged between the shell and the core body and surrounds the side wall of the core body, one end, close to the assembling surface, of the shielding cover is provided with a crimping piece, a limiting through groove is formed in the assembling surface, the limiting through groove can allow the crimping piece to pass through, and limits the crimping piece;

and the terminal is inserted and limited in the core body.

Optionally, the crimping piece has a bending part bending towards a direction away from the axis after passing through the limiting through groove.

Optionally, the shielding cage further comprises:

the clamping hook part is positioned at one end of the shielding cover, which is far away from the crimping piece, and is clamped and hooked in the splicing surface of the core body;

optionally, the shield case further comprises:

the joint portion, joint portion is located the crimping piece with between the trip portion, just joint portion to axle center direction is buckled.

Optionally, the core body outer peripheral surface has a recess portion engaged with the snap portion.

Optionally, the shield case further comprises:

the core body extends to one side far away from the inserting face to form a boss, a first groove is formed in the assembling face in a mode of surrounding the boss and the limiting through groove, and the sealing ring is arranged in the first groove.

Optionally, spacing logical groove includes a plurality ofly, and is a plurality of spacing logical groove is close to shield cover peripheral part position interval and evenly sets up along the fitting surface, and every spacing logical inslot is equipped with at least one crimping piece.

Optionally, the limiting through groove comprises a first through groove and a second through groove, the first through groove is located between the core body outer wall and the shell inner wall, the second through groove is located between the boss and the assembling surface, the first through groove is parallel to the axis, and the second through groove is perpendicular to the axis.

Optionally, one end of the second through groove close to the assembly surface is further provided with a limiting table, the limiting table and the inner wall of the housing form a third through groove, and the crimping piece is bent at the limiting table and sequentially passes through the third through groove and the second through groove.

The utility model provides a pair of charging equipment, charging equipment includes the connector.

The utility model discloses technical scheme's connector is through with shell and core integrated design for the product integrated into one piece when moulding plastics, so need not additionally to increase the installation steps of shell and core again, make this connector simple structure, it is convenient to install, simultaneously, because the integrated design of shell and core, make overall structure more stable, the structure is more firm.

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 a connector according to an embodiment of the present invention.

Fig. 2 is an exploded view of a connector according to an embodiment of the present invention.

Fig. 3 is an exploded view of another perspective of the connector according to an embodiment of the present invention.

Fig. 4 is a bottom view of the connector according to an embodiment of the present invention.

Fig. 5 isbase:Sub>A schematic cross-sectional view ofbase:Sub>A connector according to an embodiment of the present invention (fig. 5 isbase:Sub>A schematic cross-sectional view ofbase:Sub>A-base:Sub>A in fig. 4).

Fig. 6 is another schematic cross-sectional view of the connector according to an embodiment of the invention (fig. 6 is a schematic cross-sectional view of B-B in fig. 4).

Fig. 7 is a right side view of the connector according to an embodiment of the present invention.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)
				1	Main body	1025	Limiting structure
101	Outer casing	103	Limiting through groove
				1011	Plug-in surface	1031	First through groove
1012	Mounting surface	1032	Second through groove
				1013	Limiting table	1033	Third through groove
1014	Plug-in cavity	2	Shielding case
				1015	Opening(s)	201	Crimping piece
1016	The first groove	2011	A bent part
				102	Core body	202	Clamping hook part
1021	Concave part	203	Clamping part
				1022	Boss	3	Terminal with a terminal body
1023	Second groove	4	Sealing ring
				1024	Through hole

The realization, the functional characteristics and the advantages of the utility model are further explained by combining the embodiment and referring to the attached drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 up, down, left, right, front, back \8230;) in the embodiments 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 attached drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

Furthermore, the descriptions in the present application related to "first", "second", etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or to imply that the number of technical features indicated are implicitly being indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. 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 to each other or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

With the development of the automobile industry, new energy automobiles are increasingly popularized in the market, various connectors in the market are increased day by day, a large number of connectors with complex structures and complicated installation exist, the existing connectors have high requirements on the processing precision of hole positions, and therefore high die processing cost and labor cost for precision control are caused.

Based on the above conception and problem, the utility model provides a connector. It can be understood that this connector is applied to new energy automobile, fills battery charging outfits such as electric pile, and battery charging outfits utilizes this socket and charging plug, the rifle that charges of charging to connect to carry out power transmission.

Please refer to fig. 1 to fig. 3 in combination, in the embodiment of the present invention, the connector includes a main body 1, a shielding cover 2 and a terminal 3, wherein the main body 1 includes a housing 101 and a core 102, the core 102 is located inside the housing 101 and is integrally formed with the housing 101, the main body 1 has an insertion surface 1011 for being inserted into a plug, and an assembling surface 1012 opposite to the insertion surface 1011, the shielding cover 2 is located between the housing 101 and the core 102 and is arranged around a sidewall of the core 102, one end of the shielding cover 2 close to the assembling surface 1012 is provided with a crimping piece 201, the assembling surface 1012 is provided with a limiting through groove 103, the limiting through groove 103 can allow the crimping piece 201 to pass through, and the terminal 3 is inserted into the core 102.

In this embodiment, the main body 1 includes an outer shell 101 and a core 102, the outer shell 101 is disposed to surround the core 102, that is, the core 102 is located inside the outer shell 101, an insertion cavity 1014 surrounding the core 102 is provided between the outer shell 101 and the core 102, the insertion cavity 1014 is used for receiving a charging gun to be inserted, the left ends of the outer shell 101 and the core 102 are insertion surfaces 1011 for inserting a plug, an opening 1015 is provided on the insertion surfaces 1011 to enable the charging gun to be inserted into the insertion cavity 1014 from the insertion surfaces 1011 to connect the plug and a socket, a shielding cover 2 is disposed between the outer shell 101 and the core 102, the shielding cover 2 is disposed to surround the side wall of the core 102, so as to shield the influence of external electromagnetic waves on the inside of the shielding cover 2, and preventing the internal electromagnetic wave from radiating outwards, one end of the shell 101, which is far away from the insertion surface 1011, extends towards the axis to form an assembly surface 1012 connected with the core 102, one end of the shielding cover 2, which is close to the assembly surface 1012, is provided with a crimping piece 201, the assembly surface 1012 is provided with a limiting through groove 103, the limiting through groove 103 can allow the crimping piece 201 to pass through, the limiting through groove 103 limits the crimping piece 201, so that the shielding cover 2 can be more stably wound on the side wall of the core 102, the shielding cover 2 is prevented from circumferential and axial displacement relative to the core 102, a plurality of through holes 1024 are arranged in the core 102 along the axial parallel direction, and the terminal 1011 3 is inserted and limited in the core 102 from one side of the main body 1, which is far away from the insertion surface 1011, through the through holes 1024.

It is understood that, as shown in fig. 5-6, the housing 101 and the core 102 are coaxially disposed, the opening 1015, the plug cavity 1014, and the through hole 1024 are communicated with each other, one side of the housing 101 away from the plug surface 1011 extends toward the axial center and is connected with the core 102 to form a mounting surface 1012, a plurality of mounting holes may be disposed on the mounting surface 1012, during the connector installation process, part of the mounting surface 1012 contacts with the charging device surface and then fixedly connects the mounting surface 1012 with the charging device surface, for example, the mounting surface 1012 can be connected by screws, pins, welding, etc., without limitation. In the present embodiment, the outer shell 101 and the core 102 are integrally formed, which can save the cost of the mold and simplify the installation process.

In this embodiment, terminal 3 is spacing through limit structure 1025 in the inside through-hole 1024 of core 102, be fixed in the through-hole 1024, thereby guarantee when the plug, terminal 3 can not drop, thereby terminal 3 is close to the one end of interface 1011 can carry out electric connection with the terminal 3 contact of plug, terminal 3 keeps away from the tail end of interface 1011 can be connected through modes such as welding, crimping with the cable, so, just can realize the transmission of electric energy and signal.

In one embodiment, the pressing piece 201 has a bending part 2011 bending away from the axial center after passing through the limiting through groove 103.

In this embodiment, as shown in fig. 5 to 6, after the crimping pieces 201 pass through the limiting through grooves 103, a part of the crimping pieces 201 is exposed from the mounting surface 1012, and the exposed part of the crimping pieces 201 is bent in a direction away from the axial center, so as to form a bent part 2011, and the bent part 2011 can be clamped on the mounting surface 1012 of the limiting through groove 103, so as to prevent the shielding shell 2 from falling off in the axial direction away from the mounting surface 1012. It can be appreciated that the fold 2011 is at a 90 degree angle to the axial direction.

In an embodiment, the shielding can 2 further includes a hook portion 202, and the hook portion 202 is located at an end of the shielding can 2 away from the pressing piece 201 and is hooked in the insertion surface 1011 of the core 102.

In this embodiment, the one end of inserting surface 1011 is kept away from to shield cover 2, sets up a plurality of trip portions 202 along the axial, and the core 102 outer wall is provided with second recess 1023 on being close to the terminal surface of inserting surface 1011, and trip portion trip is in second recess 1023, so not only can prevent that shield cover 2 from radially taking place the displacement, can cooperate with crimping piece 201 simultaneously, prevents that shield cover 2 from droing along axial direction.

In an embodiment, the shielding case 2 further includes a clamping portion 203, the clamping portion 203 is located between the pressing piece 201 and the hook portion 202, and the clamping portion 203 is bent toward the axial center.

In this embodiment, the outer peripheral surface of the core 102 is provided with a recessed portion 1021 engaged with the clamping portion 203, and the clamping portion 203 can be clamped with the core 102 through the recessed portion 1021, so as to further prevent the shielding case 2 from moving relative to the core 102. Optionally, the arrangement direction and the axis of the hook portion 202, the hook portion 203 and the crimping piece 201 are parallel, so that the movement of the shielding case 2 in the axis direction can be further prevented.

In one embodiment, the connector further includes a sealing ring 4, wherein the core 102 extends to a side away from the mating surface 1011 to form a protrusion 1022, the mounting surface 1012 is provided with a first groove 1016 surrounding the protrusion 1022 and the limiting through groove 103, and the sealing ring 4 is disposed in the first groove 1016.

In this embodiment, in order to better accommodate the terminal 3 and the cable, and to limit the connector during the installation process, the core 102 extends to a side away from the mating surface 1011 to form a protrusion 1022, when the connector is installed with the charging device, the installation surface of the charging device has an installation gap, after the protrusion 1022 of the connector is placed in the installation gap, a part of the assembling surface 1012 of the connector can be attached to the surface of the charging device, by providing the first groove 1016 surrounding the protrusion 1022 on the assembling surface 1012, and providing the sealing ring 4 in the first groove 1016, water and dust can be prevented from entering the connector and the inside of the charging device from between the assembling surface 1012 and the surface of the charging device.

In an embodiment, the plurality of limiting through grooves 103 are provided at intervals and uniformly along the assembly surface 1012 near the peripheral portion of the shielding case 2, and at least one crimping piece 201 is provided in each limiting through groove 103, it can be understood that two or more crimping pieces 201 may be provided side by side in the limiting through groove 103 in the direction in which the shielding case 2 is easily detached, so as to prevent the shielding case 2 from detaching in the direction.

In one embodiment, the limiting through slots 103 include a first through slot 1031 and a second through slot 1032, the first through slot 1031 is located between the outer wall of the core 102 and the inner wall of the housing 101, the second through slot 1032 is located between the boss 1022 and the mounting surface 1012, the first through slot 1031 is parallel to the axis, and the second through slot 1032 is perpendicular to the axis.

In the present embodiment, as shown in fig. 6, a first through slot 1031 is provided between the outer wall of the core 102 and the inner wall of the housing 101, the first through slot 1031 is communicated with the plug cavity 1014, the crimping pieces 201 can be received through the first through slot 1031, the side faces of the crimping pieces 201 are limited on the first through slot 1031, a second through slot 1032 perpendicular to the axis is provided between the boss 1022 and the mounting surface 1012, the second through slot 1032 is communicated with the first through slot 1031, the directions of the first through slot 1031 and the second through slot 1032 are perpendicular to each other, so that the crimping pieces 201 passing through the first through slot 1031 and the second through slot 1032 are limited, thereby forming a kink 2011 perpendicular to the axis, and the kink 2011 is limited between the mounting surface 1012 and the boss 1022, so that the shield 2 is not easy to generate relative displacement with respect to the core 102.

In order to further improve the stability of the shield case 2, in the present embodiment, the end of the second through groove 1032 near the mounting surface 1012 is further provided with the stopper 1013, the stopper 1013 and the inner wall of the housing 101 form a third through groove 1033, and the crimping piece 201 is bent at the stopper 1013 and passes through the third through groove 1033 and the second through groove 1032 in sequence. Due to the arrangement of the limiting table 1013, the crimping piece 201 generates a plurality of bending regions, and the plurality of bending regions and the limiting through grooves are matched and limited, so that the shield 2 cover can be further prevented from being displaced relative to the core 102.

The utility model also provides a battery charging outfit, this battery charging outfit includes above-mentioned connector. Since the connector adopts all the technical solutions of all the foregoing embodiments, at least all the beneficial effects brought by the technical solutions of the foregoing embodiments are achieved, and no further description is given here.

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

Claims

1. A connector, characterized in that the connector comprises:

the plug connector comprises a main body (1), wherein the main body (1) comprises a shell (101) and a core body (102), the core body (102) is positioned inside the shell (101) and is integrally formed with the shell (101), and the main body (1) is provided with an insertion surface (1011) inserted into a plug and an assembly surface (1012) arranged opposite to the insertion surface (1011);

the shielding cover (2) is arranged between the shell (101) and the core (102) and surrounds the side wall of the core (102), one end, close to the assembling surface (1012), of the shielding cover (2) is provided with a crimping piece (201), the assembling surface (1012) is provided with a limiting through groove (103), and the limiting through groove (103) can allow the crimping piece (201) to pass through and limit the crimping piece (201);

the terminal (3) is inserted and limited in the core body (102).

2. The connector according to claim 1, wherein the crimp piece (201) has a bent portion (2011) bent away from the axial center after passing through the limiting through groove (103).

3. The connector according to claim 2, wherein the shield case (2) further comprises:

the clamping hook part (202), the clamping hook part (202) is located the shielding case (2) is far away from one end of the crimping piece (201), and the clamping hook is arranged in an insertion surface (1011) of the core body (102).

4. A connector according to claim 3, wherein the shield case (2) further comprises:

joint portion (203), joint portion (203) are located crimping piece (201) with between trip portion (202), just joint portion (203) to axle center direction is buckled.

5. The connector according to claim 4, wherein the core (102) has a recess (1021) on an outer peripheral surface thereof for engaging with the engaging portion (203).

6. The connector of any of claims 1-5, wherein the connector further comprises:

the sealing ring (4), wherein the core body (102) extends to one side far away from the insertion surface (1011) to form a boss (1022), a first groove (1016) is formed in the assembling surface (1012) in a mode of surrounding the boss (1022) and the limiting through groove (103), and the sealing ring (4) is placed in the first groove (1016).

7. The connector of claim 1, wherein the limiting through grooves (103) comprise a plurality of limiting through grooves, the limiting through grooves (103) are arranged at intervals and uniformly along the assembling surface (1012) close to the peripheral part of the shielding case (2), and at least one crimping piece (201) is arranged in each limiting through groove (103).

8. The connector of claim 6, wherein the limiting through slot (103) comprises a first through slot (1031) and a second through slot (1032), the first through slot (1031) being located between an outer wall of the core (102) and an inner wall of the housing (101), the second through slot (1032) being located between the boss (1022) and the mounting face (1012), the first through slot (1031) being parallel to an axis, the second through slot (1032) being perpendicular to the axis.

9. The connector according to claim 8, wherein a stopper (1013) is further provided at an end of the second through groove (1032) close to the fitting surface (1012), the stopper (1013) and an inner wall of the housing (101) form a third through groove (1033), and the crimp piece (201) is bent at the stopper (1013) and passes through the third through groove (1033) and the second through groove (1032) in sequence.

10. A charging device characterized in that it comprises a connector according to any one of claims 1 to 9.