Two-to-four metal connector

Abstract

The utility model discloses a four-in-two metal connector which is simple in fixing mode, convenient to assemble, small in size, convenient to wire and good in sealing performance and stability. According to the technical scheme, the connector comprises a connector plug and a connector socket which are in plug-in fit, and is characterized in that the connector plug comprises a plug shell, a plug rubber core, a sheet-type male terminal, a wiring nose, a fuse, a front cover, an interface sealing ring, a cable sealing ring and a tail cover; the plug rubber core is inserted into the plug shell and is fixed through a first elastic buckle at the rear end, two male terminal slots are formed in two sides of the front end of the plug rubber core, open wiring cavities are formed in two sides of the rear end of the plug rubber core, and a cover plate covers the wiring cavities; the sheet-type male terminals are respectively inserted into the male terminal slots of the plug rubber core, the rear end of one of the sheet-type male terminals is connected with the two wiring noses through screws, the rear end of the other one of the sheet-type male terminals is connected with the two fuses through screws, and the other ends of the wiring noses and the fuses are connected with wires through screws; the interface sealing ring and the front cover are sequentially arranged at the front end of the plug rubber core; and the cable sealing ring and the tail cover are sequentially arranged at the rear end of the plug shell.

Description

Technical Field

[0001] The utility model belongs to the field of connectors, and in particular relates to a metal connector. Background Art

[0002] Connectors, also known as connectors, plugs and sockets, are electronic devices that are mainly used to connect two active devices to transmit current or signals. The connector structure used in new energy vehicles includes: connector plugs and connector sockets. The connector plug includes a plug housing and two power male terminals arranged in the plug housing, and the connector socket includes a socket housing and a power female terminal arranged in the socket housing. The disadvantages are: the terminal fixing method of the connector plug and the connector socket is cumbersome, the batch production efficiency is low, and the efficiency of employees is affected; the connector plug is large in size and heavy in weight after the fuse is installed, which does not meet the customer's requirements for lightweight; the connector socket tail wiring does not meet the customer's requirements for line throwing at different angles and directions; the connector does not meet the one-way sealing; the same type of connectors do not have CPA, which makes the plug easy to fall off under harsh working conditions of the car. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide a 2-to-4 metal connector which has a simple fixing method, is easy to assemble, has a small size, is convenient for wiring, and has good sealing performance and stability.

[0004] In order to solve the above problems, the technical solution adopted by the utility model includes: a plug-matched connector plug and a connector socket, characterized in that: the connector plug includes a plug housing, a plug rubber core, a sheet-type male terminal, a wiring nose, a fuse, a front cover, an interface sealing ring, a cable sealing ring and a tail cover;

[0005] The plug rubber core is inserted into the plug housing and fixed by a first elastic buckle at the rear end, and two male terminal slots are provided on both sides of the front end, and open wiring cavities are provided on both sides of the rear end, and the wiring cavity is covered with a cover plate;

[0006] The sheet-type male terminals are respectively inserted into the male terminal slots of the plug rubber core, one of which is connected to the two wiring noses by screws, and the other is connected to the two fuses by screws, and the other ends of the wiring noses and fuses are connected to wires by screws;

[0007] The interface sealing ring and the front cover are arranged in sequence at the front end of the plug rubber core; the cable sealing ring and the tail cover are arranged in sequence at the rear end of the plug housing.

[0008] The 2-to-4 metal connector is characterized in that: the connector socket comprises a socket housing, a socket rubber core, and a sheet-type female terminal;

[0009] The socket rubber core is inserted into the socket housing and fixed by a second elastic buckle at the rear end. It is provided with two female terminal slots, and a baffle is provided between the rear end corresponding to the female terminal slots;

[0010] The sheet-type female terminal is inserted into the female terminal slot of the socket rubber core, and the rear end is bent to form a support portion that fits the baffle, and the end of the support portion is bent to form a wiring portion, and a nut is provided on the wiring portion.

[0011] The 2-to-4 metal connector is characterized in that: a socket sealing ring is provided on the socket rubber core, an end face sealing ring is provided on the end face of the socket shell, and a terminal sealing ring is provided on the sheet-type female terminal.

[0012] The 2-to-4 metal connector is characterized in that the baffle is connected to the socket rubber core through third elastic buckles on both sides of the front end.

[0013] The 2-to-4 metal connector is characterized in that: a power-assisting handle is hinged on the plug housing, a position buckle is inserted on the power-assisting handle, an elastic hook is provided in the middle of the front end of the position buckle, pins are provided on both sides of the elastic hook, elastic positioning feet are provided on both sides of the pin, a positioning groove is provided at the rear end of the position buckle, a hanging block cooperating with the elastic hook and a "T"-shaped column cooperating with the pin are provided on the plug housing, and a fixed hook cooperating with the positioning groove is provided on the power-assisting handle.

[0014] The 2-to-4 metal connector is characterized in that: a shielding ring is provided on the wire, a rear shielding spring connected to the shielding ring is provided at the rear end of the plug housing, and a front shielding spring is provided on the front cover.

[0015] The 2-to-4 metal connector is characterized in that the sheet-type female terminal is provided with a fixing clip, and the fixing clip is provided with a fourth elastic buckle connected to the socket rubber core.

[0016] The 2-to-4 metal connector is characterized in that an inner plug spring and an outer plug spring are fixed to the front end of the sheet-type female terminal by rivets, and a group of retaining buckles are provided on the outer plug spring.

[0017] The advantages of the 2-to-4 metal connector of the utility model are as follows:

[0018] 1. Both the connector plug and the connector socket adopt new-type sheet terminals, which are fixed by buckles and screws. The assembly process is simple, labor costs are saved, and the performance is reliable;

[0019] 2. The terminals of the connector plugs are all stamped and assembled, with high production efficiency, high yield rate, low temperature rise, good product consistency, and can be adapted to different wire diameters to meet customers' current requirements;

[0020] 3. The internal structure of the connector plug is simple. The fuse is cleverly embedded in the rubber core shell and fixed to the terminal by screws, maximizing the internal space of the connector, making the connector look smaller and lighter.

[0021] 4. The connector plug is equipped with a position buckle (CPA), which makes the connection performance between the connector plug and the connector socket more reliable;

[0022] 5. The connector socket uses a copper busbar to connect to the equipment, and the copper busbar is bent to meet the customer's requirements for internal wiring of the equipment;

[0023] 6. The connector socket can meet the one-way waterproof requirement through structural design. The connector plug and the connector socket can be plugged in to achieve waterproofness, and the tail line can also achieve waterproofness.

[0024] The utility model is further described below in conjunction with the accompanying drawings of the specification. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a structural schematic diagram of the connector plug of the utility model;

[0026] Figure 2 It is an exploded view of the connector plug of the utility model;

[0027] Figure 3 It is a cross-sectional view of the connector plug of the utility model;

[0028] Figure 4 It is a structural schematic diagram of the position buckle of the utility model;

[0029] Figure 5 This is a schematic diagram of the structure of the plug rubber core of the utility model;

[0030] Figure 6 It is a structural schematic diagram of the connector socket of the utility model;

[0031] Figure 7 It is an exploded view of the connector socket of the utility model;

[0032] Figure 8 It is a cross-sectional view of the connector socket of the utility model;

[0033] Fig. 9 It is a structural schematic diagram of the sheet-type female terminal of the utility model. DETAILED DESCRIPTION

[0034] Reference Figure 1-9As shown, the 2-to-4 metal connector of the utility model comprises a plug-in connector plug 1 and a connector socket 2. The connector plug 1 comprises a plug housing 3, a plug rubber core 4, a sheet-type male terminal 5, a wiring nose 6, a fuse 7, a front cover 8, an interface seal ring 9, a cable seal ring 10 and a tail cover 11. The plug rubber core 4 is plugged into the plug housing 3 and fixed by a first elastic buckle 12 at the rear end. Two male terminal slots 13 are provided on both sides of the front end of the plug rubber core 4. An open wiring cavity 14 is provided on both sides of the rear end of the plug rubber core 4. A cover plate 15 is covered on the wiring cavity 14. The open wiring cavity 14 is matched with the cover plate 15 structure to facilitate wiring and installation of the fuse 7. The sheet-type male terminals 5 are respectively plugged into the male terminal slots 13 of the plug rubber core 4. The rear end of one of the sheet-type male terminals 5 is connected to the two wiring noses 6 by screws 16, and the rear end of the other sheet-type male terminal 5 is connected to the two fuses 7 by screws 16. The other ends of the wiring nose 6 and the fuse 7 are connected to the wire 17 through the screw 16. The interface sealing ring 9 and the front cover 8 are sequentially arranged at the front end of the plug rubber core 4. The cable sealing ring 10 and the tail cover 11 are sequentially arranged at the rear end of the plug housing 3. The plug housing 3 is usually made of metal materials such as zinc alloy, copper alloy, and aluminum alloy.

[0035] Preferably, the connector socket 2 comprises a socket housing 18, a socket rubber core 19 and a sheet-type female terminal 20. The socket rubber core 19 is inserted into the socket housing 18, and the socket rubber core 19 is fixed by a second elastic buckle 21 at the rear end. Two female terminal slots 22 are provided in the socket rubber core 19, and a baffle 23 is provided between the rear end of the socket rubber core 19 corresponding to the female terminal slots 22. The sheet-type female terminal 20 is inserted into the female terminal slot 22 of the socket rubber core 19, and a support portion 24 is formed by bending at the rear end of the sheet-type female terminal 20 to fit the baffle 23, and a wiring portion 25 is formed by bending at the end of the support portion 24, and a nut 26 is provided on the wiring portion 25. This is to facilitate the customer to wire the inside of the device and ensure the stability of the sheet-type female terminal 20. The socket housing 18 is usually made of metal materials such as zinc alloy, copper alloy, and aluminum alloy.

[0036] Preferably, the socket rubber core 19 is provided with a socket sealing ring 27, the end face of the socket housing 18 is provided with an end face sealing ring 28, and the sheet-type female terminal 20 is provided with a terminal sealing ring 29, so as to achieve the overall sealing of the product.

[0037] Preferably, the baffle 23 is connected to the socket rubber core 19 via third elastic buckles 30 on both sides of the front end, so as to facilitate the disassembly and assembly of the baffle 23 .

[0038] Preferably, a booster handle 31 is hinged on the plug housing 3, a position buckle 32 is inserted on the booster handle 31, an elastic hook 33 is provided in the middle of the front end of the position buckle 32, a latch 34 is provided on both sides of the position buckle 32 corresponding to the elastic hook 33, an elastic positioning foot 35 is provided on both sides of the position buckle 32 corresponding to the latch 34, a positioning groove 36 is provided at the rear end of the position buckle 32, a hanging block 37 matched with the elastic hook 33 and a "T"-shaped column 38 matched with the latch 34 are provided on the plug housing 3, and a fixed hook 39 matched with the positioning groove 36 is provided on the booster handle 31. After the connection between the connector plug and the connector socket is achieved through the booster handle 31, the booster handle 31 can be locked by moving it forward, so that the connection performance between the connector plug and the connector socket is more reliable. When the booster handle 31 is moved backward, it can be unlocked. In addition, through the above structure, the booster handle 31 is not easy to fall off during the forward and backward movement, and has good stability.

[0039] Preferably, a shielding ring 40 is provided on the wire 17, a rear shielding spring 41 connected to the shielding ring 40 is provided at the rear end of the plug housing 3, and a front shielding spring 42 is provided on the front cover 8. When the connector plug is connected to the connector socket, the front shielding spring 42 connects the plug housing 3 with the socket housing 18, thereby achieving full shielding of the connector.

[0040] Preferably, the sheet-type female terminal 20 is provided with a fixing clip 43, and the fixing clip 43 is provided with a fourth elastic buckle 44 connected to the socket rubber core 19. The fixing clip 43 is composed of left and right clamps to quickly fix the sheet-type female terminal 20 in the socket rubber core 19.

[0041] Preferably, the front end of the sheet-type female terminal 20 is fixed with an inner spring 45 and an outer spring 46 by rivets, and a set of anti-retraction buckles 47 are provided on the outer spring 46. The anti-retraction buckles 47 are connected to the socket rubber core 19 to prevent the sheet-type female terminal 20 from retreating, so as to further improve the connection stability of the sheet-type female terminal 20.

[0042] The above does not impose any form of limitation on the present invention. Although the present invention has been disclosed as a preferred implementation case as above, it is not used to limit the present invention. Any technician familiar with the profession can make some changes or modifications to the equivalent implementation cases of equivalent changes by using the structure and technical content disclosed above without departing from the scope of the technical solution of the present invention. However, any simple modification, equivalent change and modification made to the above implementation cases based on the technical essence of the present invention without departing from the content of the technical solution of the present invention are still within the scope of the technical solution of the present invention.

Claims

1. A 2-to-4 metal connector, comprising a connector plug (1) and a connector socket (2) that are mated together, characterized in that: The connector plug (1) comprises a plug housing (3), a plug rubber core (4), a sheet-type male terminal (5), a wiring nose (6), a fuse (7), a front cover (8), an interface sealing ring (9), a cable sealing ring (10) and a tail cover (11); The plug rubber core (4) is inserted into the plug housing (3) and fixed by a first elastic buckle (12) at the rear end, and two male terminal slots (13) are provided on both sides of the front end, and open wiring cavities (14) are provided on both sides of the rear end, and the wiring cavity (14) is covered with a cover plate (15); The sheet-type male terminals (5) are respectively plugged into the male terminal slots (13) of the plug rubber core (4), one rear end of which is connected to the two wiring noses (6) via a screw (16), and the other rear end of which is connected to the two fuses (7) via a screw (16), and the other ends of the wiring noses (6) and the fuses (7) are connected to wires (17) via screws (16); The interface sealing ring (9) and the front cover (8) are arranged in sequence at the front end of the plug rubber core (4); the cable sealing ring (10) and the tail cover (11) are arranged in sequence at the rear end of the plug housing (3).

2. The 2-to-4 metal connector according to claim 1, characterized in that: The connector socket (2) comprises a socket housing (18), a socket rubber core (19), and a sheet-type female terminal (20); The socket rubber core (19) is inserted into the socket housing (18) and fixed by a second elastic buckle (21) at the rear end, and is provided with two female terminal slots (22), and a baffle (23) is provided between the rear end corresponding to the female terminal slots (22); The sheet-type female terminal (20) is plugged into the female terminal slot (22) of the socket rubber core (19), and a support portion (24) is formed at the rear end by bending to fit the baffle (23), and a wiring portion (25) is formed at the end of the support portion (24) by bending, and a nut (26) is provided on the wiring portion (25).

3. The 2-to-4 metal connector according to claim 2, characterized in that: The socket rubber core (19) is provided with a socket sealing ring (27), the end face of the socket housing (18) is provided with an end face sealing ring (28), and the sheet-type female terminal (20) is provided with a terminal sealing ring (29).

4. The 2-to-4 metal connector according to claim 2, characterized in that: The baffle (23) is connected to the socket rubber core (19) via third elastic buckles (30) on both sides of the front end.

5. The 2-to-4 metal connector according to claim 1, characterized in that: A power assist handle (31) is hingedly connected to the plug housing (3), a position buckle (32) is plugged into the power assist handle (31), an elastic hook (33) is provided in the middle of the front end of the position buckle (32), pins (34) are provided on both sides of the elastic hook (33), elastic positioning feet (35) are provided on both sides of the pin (34), a positioning groove (36) is provided at the rear end of the position buckle (32), a hanging block (37) cooperating with the elastic hook (33) and a "T"-shaped column (38) cooperating with the pin (34) are provided on the plug housing (3), and a fixing hook (39) cooperating with the positioning groove (36) is provided on the power assist handle (31).

6. The 2-to-4 metal connector according to claim 1, characterized in that: A shielding ring (40) is provided on the wire (17), a rear shielding spring sheet (41) connected to the shielding ring (40) is provided at the rear end of the plug housing (3), and a front shielding spring sheet (42) is provided on the front cover (8).

7. The 2-to-4 metal connector according to claim 2, characterized in that: A fixing clip (43) is provided on the sheet-type female terminal (20), and a fourth elastic buckle (44) connected to the socket rubber core (19) is provided on the fixing clip (43).

8. The 2-to-4 metal connector according to claim 2, characterized in that: An inner spring (45) and an outer spring (46) are fixed to the front end of the sheet-type female terminal (20) via rivets, and a group of retaining buckles (47) are provided on the outer spring (46).

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