CN213124787U

CN213124787U - Novel large-current connector terminal

Info

Publication number: CN213124787U
Application number: CN202021976952.4U
Authority: CN
Inventors: 罗湘喜; 严昌涛
Original assignee: FCI Connectors Dongguan Co Ltd
Current assignee: FCI Connectors Dongguan Co Ltd
Priority date: 2020-09-11
Filing date: 2020-09-11
Publication date: 2021-05-04
Anticipated expiration: 2030-09-11

Abstract

The utility model provides a novel large-current connector terminal, which comprises a terminal seat, and a first terminal and a second terminal which are arranged in the terminal seat and have the same structure, wherein the first terminal and the second terminal are respectively composed of a piece of terminal a and a piece of terminal b; and the contact ends of the terminals a and the terminals b are arranged in a crossed mode of staggered up and down. The utility model adopts the design of the upper and lower staggered terminals, thereby ensuring that the connector terminal and the copper bar are not contacted simultaneously; the utility model adopts two 0.65mm high-conductivity materials which are normal, increases the cross section area of the conductor, reduces the volume resistance of the whole connector, and increases the current-carrying capacity; the utility model can arrange 15 contact points, reduce contact resistance, increase current carrying, and effectively reduce the insertion force from 100N to 35N; the utility model discloses a length of contact jaw is different to guarantee that the disconnection after the first contact of longest contact jaw makes the connector have the hot plug function concurrently.

Description

Novel large-current connector terminal

Technical Field

The utility model belongs to the technical field of the terminal technique and specifically relates to a novel heavy current connector terminal.

Background

The terminal seat connector is mainly applied to the use occasion of connecting a larger current cable, generally more than 30 amperes, wherein the key parts are the connecting terminals, two main parameters for measuring the connecting terminals for transmitting large current are provided, one is the conductivity, the higher the conductivity is, the larger the current which can flow in the unit area of the metal conductor is, the conductivity of the red copper material is generally taken as a reference index, the other is the temperature rise, namely, when a product works at rated current, the difference value between the conductor temperature and the ambient temperature is generally at most 30 ℃, and the important parameter for product safety certification is provided, if a product meets the rated current of 30 amperes, under the same condition that the temperature rise is less than 30 ℃, the connecting terminal made of the metal material with high conductivity is smaller than the connecting terminal made of the metal material with low conductivity, the volume is also small, otherwise, under the same sectional area, the metal material with high conductivity has lower temperature rise than the metal material with low conductivity, and can more easily meet the safety requirement.

The terminal block commonly used in the prior art can only be provided with 6 contact points, the contact resistance is larger due to less contact points, and the sectional area is small and the current-carrying capacity is poor due to the 6 contact points on the same plane.

Disclosure of Invention

The utility model provides a be not enough to prior art, the utility model provides a novel heavy current connector terminal, this terminal can reduce terminal connector volume resistance, increases the current-carrying capacity.

The technical scheme of the utility model is that: a novel large-current connector terminal comprises a terminal base, a first terminal and a second terminal which are arranged in the terminal base and have the same structure, wherein the first terminal and the second terminal are both composed of a piece of terminal a and a piece of terminal b; and the contact ends of the terminals a and the terminals b are arranged in a crossed mode of staggered up and down.

Preferably, the thickness of each of the terminals a and b is less than 0.65mm, and the terminals a and b are integrally molded by using a high-conductivity material.

Preferably, corresponding chutes are formed in two sides of the first terminal and the second terminal, corresponding sliding blocks are arranged in the chutes on the same side of the first terminal and the second terminal, and the distance between the first terminal and the second terminal can be adjusted through the sliding blocks.

Preferably, adjacent contact ends of the first terminal, the second terminal and the terminal a and the terminal b have corresponding gaps.

Preferably, each of the terminals a and b includes a connecting plate and a plurality of contact ends disposed on the connecting plate.

Preferably, the terminal a and the terminal b have 15 contact ends.

Preferably, the terminal a has 7 contact ends, and the terminal b has 8 contact ends.

Preferably, the contact end and the contact end have a corresponding gap therebetween.

Preferably, a plurality of contact ends of the terminal a and the terminal b are provided with corresponding arc-shaped sections.

Preferably, the length of each contact end of the terminal a and the terminal b is different, so that the longest contact end is contacted and then disconnected firstly during connection, and the connector has a hot plug function.

Preferably, the connecting plate is L-shaped, and a clamping groove is further formed in the European-style connecting plate.

The utility model has the advantages that:

1. the utility model adopts the design of the upper and lower staggered terminals, thereby ensuring that the connector terminal and the copper bar are not contacted simultaneously;

2. the utility model adopts two 0.65mm high-conductivity materials which are normal, increases the cross section area of the conductor, reduces the volume resistance of the whole connector, and increases the current-carrying capacity;

3. the utility model can arrange 15 contact points, reduce contact resistance, increase current carrying, and effectively reduce the insertion force from 100N to 35N;

4. the utility model discloses a length of contact jaw is different to guarantee that the disconnection after the first contact of longest contact jaw makes the connector have the hot plug function concurrently.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view after the terminal block is hidden according to the present invention;

fig. 3 is a schematic structural diagram of the first terminal or the second terminal of the present invention;

fig. 4 is a schematic structural view of the terminal a of the present invention;

fig. 5 is a schematic structural view of the terminal b of the present invention;

in the figure, 1-terminal base, 2-first terminal, 3-second terminal, 4-terminal a, 5-terminal b, 6-sliding chute, 7-sliding block, 8-connecting plate, 9-contact end, 10-notch and 11-arc section.

Detailed Description

The following description of the embodiments of the present invention will be made with reference to the accompanying drawings:

as shown in fig. 1-3, the present embodiment provides a novel high-current connector terminal, which includes a terminal base 1, and a first terminal 2 and a second terminal 3, which are arranged in the terminal base 1 and have the same structure, where the first terminal 2 and the second terminal 3 are used in cooperation. And the first terminal 2 and the second terminal 3 described in the present embodiment are each composed of one piece of terminal a4 and one piece of terminal b 5; in the embodiment, the contact ends 9 of the terminal a4 and the terminal b5 are arranged in a crossed manner in a staggered manner.

Preferably, the thickness of each of the terminal a4 and the terminal b5 in this embodiment is less than 0.65mm, and each of the terminal a4 and the terminal b5 is integrally formed by using a high-conductivity material.

Preferably, as shown in fig. 4 and 5, corresponding sliding grooves 6 are formed in both sides of the first terminal 2 and the second terminal 3, corresponding sliding blocks 7 are arranged in the sliding grooves 6 on the same side of the first terminal 2 and the second terminal 3, and the distance between the first terminal 2 and the second terminal 3 can be adjusted by the sliding blocks 7.

Preferably, the adjacent contact ends 9 of the first terminal 2, the second terminal 3, the terminal a4 and the terminal b5 have corresponding gaps therebetween.

Preferably, in this embodiment, the terminal a4 and the terminal b5 have similar structures, and each of the terminal a4 and the terminal b5 includes a connecting plate 8 and a plurality of contact ends 9 disposed on the connecting plate 8.

Preferably, in this embodiment, the terminal a4 and the terminal b5 have 15 contact ends 9, in this embodiment, the terminal a4 has 7 contact ends 9, and the terminal b5 has 8 contact ends 9. Therefore, the contact resistance can be effectively reduced, and the current carrying is increased. And the contact end 9 of the terminal a4 and the terminal b5 are provided with corresponding gaps 10.

Preferably, in this embodiment, the contact ends 9 of the terminals a4 and b5 each have a corresponding arc-shaped section 11. And the length of each contact end 9 of each terminal a4 and each terminal b5 is different, so that the longest contact end 9 is disconnected after being contacted, and the connector has a hot plug function.

Preferably, the connecting plate 8 described in this embodiment is L-shaped, and a slot is further provided on the connecting plate 8.

The foregoing embodiments and description have been provided to illustrate the principles and preferred embodiments of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed.

Claims

1. A novel large-current connector terminal is characterized by comprising a terminal base, a first terminal and a second terminal which are arranged in the terminal base and have the same structure, wherein the first terminal and the second terminal are both composed of a terminal a and a terminal b; and the contact ends of the terminals a and the terminals b are arranged in a crossed mode of staggered up and down.

2. A novel high current connector terminal as claimed in claim 1, wherein: the thickness of the terminal a and the thickness of the terminal b are both smaller than 0.65mm, and the terminal a and the terminal b are both integrally formed by high-conductivity materials.

3. A novel high current connector terminal as claimed in claim 1, wherein: corresponding chutes are formed in two sides of the first terminal and the second terminal, corresponding sliding blocks are arranged in the chutes on the same side of the first terminal and the second terminal, and the distance between the first terminal and the second terminal can be adjusted through the sliding blocks.

4. A novel high current connector terminal as claimed in claim 1, wherein: and corresponding gaps are reserved among adjacent contact ends of the first terminal, the second terminal, the terminal a and the terminal b.

5. The novel high current connector terminal of claim 4, wherein: and the terminal a and the terminal b respectively comprise a connecting plate and a plurality of contact ends arranged on the connecting plate.

6. The novel high current connector terminal of claim 5, wherein: the terminal a and the terminal b are provided with 15 contact ends.

7. The novel high current connector terminal of claim 6, wherein: the terminal a is provided with 7 contact ends, and the terminal b is provided with 8 contact ends.

8. A novel high current connector terminal according to claim 7, wherein: and corresponding gaps are formed between the contact ends of the terminal a and the terminal b.

9. A novel high current connector terminal according to claim 8, wherein: each contact end of the terminal a and the terminal b is provided with a corresponding arc-shaped section.

10. A novel high current connector terminal according to claim 9, wherein: the length of each contact end of the terminal a and the terminal b is different.