CN218732199U

CN218732199U - Electric connector

Info

Publication number: CN218732199U
Application number: CN202222272729.7U
Authority: CN
Inventors: 黄亮; 韩明明; 李闯鹏; 宋文涛
Original assignee: Huawei Digital Power Technologies Co Ltd
Current assignee: Huawei Digital Power Technologies Co Ltd
Priority date: 2022-08-29
Filing date: 2022-08-29
Publication date: 2023-03-24
Anticipated expiration: 2032-08-29

Abstract

An electrical connector for use on a single board, comprising: a connector including a base and at least two terminals, any one of the at least two terminals being fixed to the base at an end thereof; at least one fuse base for mounting a fuse; wherein, a fuse is arranged in any one of the at least one fuse base; at least one terminal of the at least two terminals is electrically connected to the veneer through the corresponding fuse in the at least one fuse base by the end part of the terminal so as to provide a switchable current loop for the veneer; wherein the at least one fuse base is adjacent to the base and is located on a side opposite to the end of the terminal secured to the base. The time for replacing the fuse is short, the occupied area of the board is small, the quick recovery of the electric connector can be met, the requirement of a high-integration-level single board can be met, and the universal socket has universality.

Description

Electric connector

Technical Field

The present application relates to the field of electronic devices, and more particularly, to an electrical connector.

Background

The electric connector is an electrical element for connecting a circuit, is mainly applied to the fields of electronics, household appliances, processing equipment and the like, and particularly, the circuit connection can be more convenient and simpler by arranging the electric connector on a single plate. In a high voltage/high current circuit, the transient current or voltage may damage other electronic devices or equipment in the circuit, so to avoid damage to other electronic devices or equipment due to short circuit and overload of the electrical connector, a fuse is generally added.

The existing electric connector usually fixes the fuse in the plastic seat of the electric connector, once the fuse is damaged due to short circuit and overload, the replacement is more complicated, the time for replacing the fuse is long, and the quick recovery and use of the electric connector are not facilitated. Some fuses of the electric connector are arranged at the interface of the connector, and the electric connector occupies a large area of the board, is not beneficial to the integrated layout of a single-board device, and cannot meet the requirement of a single board with high integration level. In addition, the installation of some devices with special space requirements on the interface of the electric connector cannot be met, and the universality is not high.

SUMMERY OF THE UTILITY MODEL

The embodiment of the application provides an electric connector, the time for replacing the fuse is short, the occupied area of the board is small, the electric connector can be quickly recovered to be used, the requirement of a high-integration-level single board can be met, and the electric connector has universality.

An electrical connector is provided, which is applied to a single board, and comprises: a connector including a base and at least two terminals, any one of the at least two terminals being fixed to the base at an end thereof; at least one fuse base for mounting a fuse; wherein, a fuse is arranged in any one of the at least one fuse base; at least one of the at least two terminals is electrically connected to the single board through the fuse wire corresponding to the terminal in the at least one fuse base by the end part of the terminal so as to provide a switchable current loop for the single board; wherein the at least one fuse base is adjacent to the base and is located on a side opposite to the end of the terminal secured to the base. The fuse and the fuse base are detachably connected, so that a plurality of links in the installation process of the fuse can be omitted, and the installation efficiency is greatly improved. In addition, the safety base is arranged on the outer bottom surface of the insulating cavity, so that the electric connector interface has a wider application range on one hand due to the fact that the safety base does not occupy the space at the electric connector interface, can meet the requirements of installation of devices with special space requirements on the electric connector interface, and has universality. On the other hand, when the fuse is replaced, a connecting device at the interface of the electric connector does not need to be pulled out, the fuse on the outer bottom surface of the insulating cavity of the electric connector is directly replaced, time and labor are saved, and the electric connector can be quickly recovered to be used under the condition of damage in the insurance.

In one possible embodiment, the base is an insulating cavity with one open end.

In one possible embodiment, any one of the at least one fuse base comprises: the first pin is electrically connected with the single board.

In one possible embodiment, any one of the at least one fuse base further comprises: the first fuse holder is electrically connected with one of the terminals; the second fuse holder is electrically connected with the first pin. The electrical connector proposed in this embodiment is suitable for dc or ac power supply, and satisfies two-phase, three-phase or multi-phase power supply at the same time, and the plurality of terminals are determined according to the actual power supply method. The safety seat is divided into two parts, one part is connected with the terminal, and the other part is electrically connected and fixed with the single plate through the pin. The electric connector provided in the embodiment is detachably connected with two poles of the fuse through the two fuse holders respectively, so that the electric connection is established on one hand, the function of fixing the fuse is played on the other hand, and the fuse is very convenient to detach and mount by using the fixing mode.

In one possible embodiment, any one of the at least one fuse base further comprises: and one of the terminals which are not connected with the first safety seat is electrically connected with the single board through the second pin.

In one possible embodiment, the two poles of the fuse are detachably connected to the first safety seat and the second safety seat respectively. The safety seat is divided into two parts, one part is connected with the terminal, and the other part is electrically connected and fixed with the single plate through the pin. The electric connector provided in the embodiment is detachably connected with two poles of the fuse through the two fuse holders respectively, so that the electric connection is established on one hand, the function of fixing the fuse is played on the other hand, and the fuse is very convenient to detach and mount by using the fixing mode.

In one possible embodiment, the length direction of the fuse is perpendicular to the single plate. The arrangement mode that the fuse is perpendicular to the single plate is adopted, the area of the fuse occupied by the plate is small, and the space is saved.

In one possible embodiment, the fuse includes one or more of a no-lead fuse, a single-lead fuse, and a dual-lead fuse. The application is suitable for various types of insurance and has wide application range.

In one possible implementation, the method further includes: the first metal connecting piece is used for connecting the first safety seat with one of the terminals; the second metal connecting piece is used for connecting the second fuse holder and the first pin. The metal connecting piece is adopted, on one hand, electric connection can be established between the terminal and the safety seat and between the safety seat and the pin, and on the other hand, the metal connecting piece can support the pin.

In one possible implementation, the method further includes: and the third metal connecting piece is used for connecting one of the terminals which are not connected with the first safety seat with the second pin. The third metal connecting piece can establish electrical connection between one of the terminals which are not connected with the first safety seat and the second pin, and can also support the second pin.

In one possible embodiment, a plurality of terminals are arranged in parallel.

In one possible embodiment, the plurality of terminals have included angles between their geometric positions. The terminals can be arranged according to standard definition or user definition, and the requirements of connecting pieces with different standards and different specifications are met.

Drawings

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

fig. 2 is a rear view of an electrical connector according to an embodiment of the present application;

fig. 3 is a rear view of another electrical connector according to an embodiment of the present application;

fig. 4 is a schematic diagram of a terminal arrangement of an electrical connector according to an embodiment of the present disclosure;

fig. 5 is a schematic diagram of a terminal arrangement of another electrical connector according to an embodiment of the present application;

fig. 6 (a) - (c) are schematic assembly views of a terminal, a fuse base, a fuse and a pin of an electrical connector according to an embodiment of the present disclosure.

Detailed Description

Along with the progress of industry, various single plates are generally applied to various industrial products, the integration level of the single plates is higher and higher, and in order to meet the requirements of device insertion, pin spacing and fixation, the single plate processing not only has certain requirements on the occupied area of the devices, but also puts higher requirements on the production efficiency.

Fig. 1 is a schematic structural diagram of an electrical connector according to an embodiment of the present disclosure. As shown in fig. 1, an electrical connector applied to a single board is provided, which may include: the connector comprises a base 1 and at least two terminals 4, wherein any one terminal 4 of the at least two terminals 4 is fixed on the base 1 by the end part of the terminal 4; at least one fuse base 2 for mounting a fuse 3; wherein, a fuse 3 is arranged in any one fuse base 2 in at least one fuse base 2; at least one terminal 4 of the at least two terminals 4 is electrically connected to the single board through the fuse 3 corresponding to the terminal in the at least one fuse base 2 by the end part of the terminal so as to provide a switchable current loop for the single board; wherein at least one fuse base 2 is adjacent to the base 1 and located on the side opposite to the end where the terminal 4 is fixed to the base 1.

The base 1 is an insulating cavity with an opening on one side; the plurality of terminals 4 are all arranged in the base 1, and one end of any terminal 4 in the plurality of terminals 4 is fixedly arranged on the inner bottom surface of the insulating cavity; at least one safety base 2 is arranged outside the base 1 and fixedly arranged on the outer bottom surface of the insulating cavity, and each safety base 2 is electrically connected with one end of one terminal 4 of the plurality of terminals 4 which is fixedly arranged at the bottom of the insulating cavity; any one fuse base 2 in the at least one fuse base 2 is provided with a first pin 7 and is used for being electrically connected with the single board; at least one fuse 3 is detachably connected with the fuse base 2, wherein the number of the fuses 3 corresponds to that of the fuse base 2; the plurality of terminals 4, the fuse 3, the single board, and the external device electrically connected to the plurality of terminals 4 form a circuit. The opening of the base 1 is an electric connector interface 9, and the electric connector interface 9 is used for connecting an external device; the base 1 may be made of an insulating material, such as plastic. The electrical connector interface 9 is suitable for dc or ac power supply and can also meet the requirements of two-, three-or multi-phase power supplies.

Fig. 2-3 are rear views of two electrical connectors according to embodiments of the present application. With reference to fig. 2-3, at least one safety base 2 may be disposed outside the base 1 and on the outer bottom surface of the insulating cavity; the fuse base 2 may be made of a conductive material so that the fuse 3 and the fuse base 2 can be directly electrically connected. The fuse base 2 can also be made by wrapping the conductive material with a part of the insulating material, and the conductive material of the fuse base 2 in this form is partially exposed, and the exposed part is used for establishing electrical connection with the fuse 3. The surface of the electrical connector interface 9 faces the outside of the single board, and a certain space is needed at the electrical connector interface 9 for connecting an external device. And the bottom surface of the insulating cavity is provided with a mounting hole penetrating through the bottom surface of the insulating cavity and used for mounting the safety base 2 or penetrating through the pin. Each fuse base 2 is provided with a first pin 7 for electrically connecting with a single board; the terminal in the circuit connected to the live wire may be referred to as the live terminal, the terminal connected to the ground wire may be referred to as the ground terminal, and the first pin 7 is used to connect the live terminal.

The number of the safety bases 2 provided on the electrical connector may be one or more, and may be in accordance with the number of phases of the power source. The fuses 3 are detachably connected to the fuse base 2, and in one example, the number of the fuses 3 may be the same as the number of the fuse base 2. The fuse 3 and the fuse base 2 are connected in a manner including but not limited to plugging and unplugging, and only the requirement of quick assembly and disassembly is required to be met. In another example, the fuse 3 may be arranged perpendicular to the single plate, in which case the fuse base 2 also conforms to the arrangement of the fuse 3. The arrangement mode that the fuse 3 is perpendicular to the single plate is adopted, so that the area of the fuse 3 occupied by the plate is small, and the space is saved.

The embodiment of the application adopts the detachable connection mode of the fuse 3 and the fuse base 2, so that a plurality of links in the installation process of the fuse 3 can be saved, and the installation efficiency is greatly improved. In addition, the safety base 2 is arranged on the outer bottom surface of the insulating cavity, on one hand, the space of the electric connector interface 9 is not occupied, so that the electric connector interface 9 is wider in application range, and the installation of some devices with special space requirements on the electric connector interface 9 can be met, and the universality is realized. On the other hand, when the fuse is replaced, the connecting device at the interface 9 of the electric connector does not need to be pulled out, and the fuse 3 on the outer bottom surface of the insulating cavity can be directly replaced, so that time and labor are saved, and the fuse can be quickly recovered to use under the condition of damage in the fuse.

Fig. 4-5 are schematic diagrams of terminal arrangements of two electrical connectors according to embodiments of the present application. With reference to fig. 4-5, the base 1 further comprises: a plurality of terminals 4, each of the plurality of terminals 4 being disposed within an electrical connector interface 9; the terminals 4 are made of conductive material, and the number of the terminals 4 may be 2, 3 or more, and may correspond to the number of phases of the power source. The arrangement of the plurality of terminals 4 on the electrical connector may also be set according to different standards and specifications, such as parallel arrangement, and an included angle between each other. The number of terminals 4 can be determined according to actual conditions. Thus, the terminals 4 are arranged according to standard definition or user definition, and the requirements of connecting pieces with different standards and specifications can be met.

Fig. 6 (a) - (c) are schematic assembly views of a terminal, a fuse base, a fuse and a pin of an electrical connector according to an embodiment of the present disclosure. As shown in fig. 6 (a) or (c), each safety base 2 may include: the first safety seat 5 and the second safety seat 6, and the first safety seat 5 and the second safety seat 6 may be made of the same material and may be made of a conductive material. The first safety seat 5 and the second safety seat 6 can also be made in a way that a part of insulating material wraps conductive material. The conductive material of the first and

second fuse holders

5, 6 made in this manner will be partially exposed, the exposed portion being used to establish an electrical connection with the fuse 3. The first safety seat 5 and the second safety seat 6 are respectively and fixedly arranged on the outer bottom surface of the insulating cavity.

The electrical connector may include a plurality of pins, as shown in fig. 6, the electrical connector including a first pin 7 and a second pin 8. The first pin 7 is connected with a live wire terminal, and the second pin 8 is connected with a ground wire terminal. Wherein each fuse base 2 has a first pin 7.

In one example, the first fuse holder 5 and the terminal 4 may be directly electrically connected, the second fuse holder 6 and the first pin 7 may also be directly electrically connected, and the second pin 8 and the terminal 4 may also be directly electrically connected. As shown in fig. 6 (a) or (c), the first relief seat 5 may be electrically connected to one of the terminals 4 of the plurality of terminals 4; the second fuse holder 6 may be electrically connected to the first pin 7; as shown in fig. 6 (b), one terminal 4 of the plurality of terminals 4 which is not connected to the first safety socket 5 is electrically connected to the single board through the second pin 8.

In another example, the electrical connection between the first safety seat 5 and the terminal 4, between the second safety seat 6 and the first pin 7, and between the second pin 8 and the terminal 4 can also be realized through metal connectors. In this embodiment, the electrical connector may further include: the first metal connecting piece is used for connecting the first safety seat 5 and one terminal 4 of the terminals 4; the second metal connector is used for connecting the second fuse holder 6 and the first pin 7. The third metal connector is used for connecting one terminal 4 of the plurality of terminals 4 which are not connected with the first safety seat 5 with the second pin 8.

The metal connecting piece can be used for establishing electric connection between the terminal 4 and the safety seat and between the safety seat and the pin on one hand, and can play a role in supporting the pin on the other hand.

Two poles of the fuse 3 are detachably connected with the first fuse holder 5 and the second fuse holder 6 respectively. The safety seat is divided into two parts, wherein one part is connected with the terminal 4, and the other part is electrically connected and fixed with the single board through a pin. In one example, the first and

second fuse holders

5, 6 each have a quick connection for quick connection of the fuse 3. The shape of the quick connect portion may correspond to the shape of the fuse 3 and may have elasticity to ensure that the fuse 3 may be easily installed or removed. Mature prior art can be chooseed for use to the quick-connect portion, like buckle formula, plug-in etc. do not do specifically and restrict.

The electric connector provided by the embodiment of the application is suitable for direct current or alternating current power supply, and simultaneously meets two-phase, three-phase or multi-phase power supply, and the plurality of terminals 4 are determined according to an actual power supply mode. The safety seat is divided into two parts, wherein one part is connected with the terminal 4, and the other part is electrically connected and fixed with the single board through a pin. The electric connector that this application embodiment provided can dismantle with the two poles of the earth of fuse 3 respectively through two fuse holders and be connected, establishes the electricity on the one hand and connects, and on the other hand has played the effect of fixed fuse 3, and it is all very convenient to use this kind of fixed mode to tear open, adorn fuse 3.

The fuse 3 may be one or more of a leadless fuse, a single-lead fuse, and a double-lead fuse. The leadless fuse and the fuse base 2 are mounted in the same manner as described above, and the single-lead or double-lead fuse and the fuse base 2 are mounted in the same manner as the leadless fuse. Except that the lead can be directly electrically connected with the terminal 4 or the pin to replace the metal connecting piece, so that the arrangement of metal parts can be reduced, and the cost is reduced. In another embodiment, the lead of the lead fuse can also be directly electrically connected to the fuse base 2. The embodiment of the application is suitable for various types of insurance and has a wide application range.

The above description is only for the preferred embodiment of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present application should be covered within the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. An electrical connector for use on a single board, comprising:

a connector including a base and at least two terminals, any one of the at least two terminals being fixed to the base at an end thereof;

at least one fuse base for mounting a fuse; a fuse is installed in any one of the at least one fuse base;

at least one of the at least two terminals is electrically connected to the single board through the fuse wire corresponding to the terminal in the at least one fuse base by the end part of the terminal so as to provide a switchable current loop for the single board; wherein the at least one fuse base is adjacent to the base and on a side opposite the end of the terminal secured to the base.

2. The electrical connector of claim 1, wherein the base is an insulative cavity open at one end.

3. The electrical connector of any of claims 1-2, wherein any of the at least one fuse base comprises:

and the first pin is electrically connected with the single board.

4. The electrical connector of claim 3, wherein any one of the at least one fuse base further comprises:

a first relief seat electrically connected to one of the plurality of terminals;

and the second fuse holder is electrically connected with the first pin.

5. The electrical connector of claim 4, wherein any one of the at least one fuse base further comprises:

and a second pin, wherein one of the terminals which is not connected with the first safety seat is electrically connected with the single board through the second pin.

6. The electrical connector of claim 4, wherein two poles of the fuse are detachably connected to the first and second fuse holders, respectively.

7. The electrical connector of claim 1, wherein the length of said fuse is oriented perpendicular to said board.

8. The electrical connector of claim 1, wherein the fuse comprises one or more of a no-lead fuse, a single-lead fuse, and a dual-lead fuse.

9. The electrical connector of any of claims 4-6, further comprising:

a first metal connector for connecting the first relief socket with one of the plurality of terminals;

and the second metal connecting piece is used for connecting the second fuse holder and the first pin.

10. The electrical connector of claim 5, further comprising:

and the third metal connecting piece is used for connecting one of the terminals which are not connected with the first safety seat with the second pin.

11. The electrical connector of claim 1, wherein the plurality of terminals are arranged in parallel.

12. The electrical connector of claim 1, wherein the plurality of terminals are geometrically positioned with an included angle therebetween.