CN111786214A

CN111786214A - Connecting terminal

Info

Publication number: CN111786214A
Application number: CN202010559670.2A
Authority: CN
Inventors: 秦超; 徐平安; 林国军
Original assignee: Jiangxi Basba New Energy Technology Co ltd
Current assignee: Jiangxi Basba New Energy Technology Co ltd
Priority date: 2020-06-18
Filing date: 2020-06-18
Publication date: 2020-10-16
Anticipated expiration: 2040-06-18
Also published as: CN111786214B

Abstract

The invention provides a connecting terminal, which comprises a positioning piece and a plurality of terminals; one end of each of the terminals is connected with the first male insertion piece, and the other end of each of the terminals is connected with the second male insertion piece; the terminals are detachably connected, and the positioning piece sequentially penetrates through the terminals. The terminals of the connecting terminal provided by the invention are detachably connected, so that the number of the terminals can be increased or reduced, the number of the terminals can be increased or reduced by calculating the current-carrying capacity of each terminal to meet the current requirement, and the terminals can be formed by punching only one set of die, so that one set of die can cover a whole series of current levels, and the die opening cost is further reduced.

Description

Connecting terminal

Technical Field

The invention belongs to the technical field of terminals, and particularly relates to a connecting terminal.

Background

The battery is usually connected to an external conductor through a connection terminal. In electrotechnology, the connecting terminal is a multi-finger connecting terminal, namely a connecting terminal, a type-dividing single hole, a double hole, a socket, a hook and the like, and the connecting terminal is made of materials such as copper silver plating, copper zinc plating, copper, aluminum, iron and the like. Their function is primarily to transmit electrical signals or to conduct electricity.

The existing connecting terminal is a combined sheet metal terminal, the connecting terminal is a terminal component formed by combining a shell and a built-in contact piece, the terminal component can only meet rated current of a step through stamping of a stamping die, and if larger or smaller working current needs to be switched, the die can only be customized and developed additionally, so that the problem of high die sinking cost is caused.

Disclosure of Invention

The invention aims to provide a terminal, which solves the technical problems that the terminal component in the prior art can only meet the rated current of one step, and if larger or smaller working current needs to be switched, only a development die can be additionally customized, so that the die sinking cost is high.

In order to achieve the purpose, the invention adopts the technical scheme that: providing a connecting terminal, which comprises a positioning piece and a plurality of terminals;

one end of each of the terminals is connected with the first male insertion piece, and the other end of each of the terminals is connected with the second male insertion piece;

the terminals are detachably connected, and the positioning piece sequentially penetrates through the terminals.

Further, the plurality of terminals includes one terminal, two terminals, or three terminals.

Further, the terminal includes a first clamping portion, a second clamping portion, and a fulcrum portion;

the first clamping part is formed by extending one end of the fulcrum part towards two sides, the second clamping part is formed by extending the other end of the fulcrum part towards two sides, and the first clamping part and the second clamping part can elastically deform by taking the fulcrum part as a fulcrum;

the top of first clamping part, the top of second clamping part and the one end of fulcrum portion form first public inserted sheet connector, the bottom of first clamping part, the bottom of second clamping part and the other end of fulcrum portion form the public inserted sheet connector of second, first public inserted sheet connector with first public inserted sheet is connected, the public inserted sheet connector of second with public inserted sheet is connected.

Further, the first male insertion piece is vertically inserted into the first male insertion piece connection port, or the first male insertion piece is horizontally inserted into the first male insertion piece connection port;

the second male insertion piece is vertically inserted into the second male insertion piece connecting port, or the second male insertion piece is horizontally inserted into the second male insertion piece connecting port.

Further, one end of the first male insertion connector, which is close to the fulcrum portion, is wide, one end of the first male insertion connector, which is far away from the fulcrum portion, is narrow, one end of the second male insertion connector, which is close to the fulcrum portion, is wide, and one end of the second male insertion connector, which is far away from the fulcrum portion, is narrow.

Further, the terminals are symmetrically arranged with the fulcrum portion as a center.

Furthermore, the top end of the first clamping part is of a concave structure, the top end of the second clamping part is of a concave structure, and the top end of the first clamping part is opposite to the top end of the second clamping part;

the bottom of first clamping part is the concave structure, the bottom of second clamping part is the concave structure, just the bottom of first clamping part with the bottom of second clamping part sets up relatively.

Further, the terminal also comprises a protective sleeve, wherein the protective sleeve comprises a first protective plate, a second protective plate and two positioning plates;

one side edge of the first protection plate is fixedly connected with one side edge of the second protection plate through one positioning plate, the other side edge of the first protection plate is fixedly connected with the other side edge of the second protection plate through the other positioning plate, the first protection plate, the second protection plate and the two positioning plates are enclosed to form a terminal installation space, and the terminals are installed in the terminal installation space;

and the first protection plate is overlapped on the first clamping part, and the second protection plate is overlapped on the second clamping part.

Furthermore, both ends of the first protection plate are provided with first ribs, and both ends of the second protection plate are provided with second ribs;

the first ribs are of concave structures and are overlapped on the top ends of the first clamping parts and the bottoms of the first clamping parts;

the second rib is of a concave structure and is superposed on the top end of the second clamping part and the bottom of the second clamping part.

Furthermore, a first positioning hole is formed in the fulcrum part, and a second positioning hole is formed in the positioning plate; the positioning piece sequentially penetrates through the second positioning hole and the first positioning hole

The connecting terminal provided by the invention has the beneficial effects that: compared with the prior art, the terminals of the connecting terminal are detachably connected, so that the number of the terminals can be increased or reduced, the number of the terminals can be increased or reduced by calculating the current-carrying capacity of each terminal to meet the current requirement, and the terminals can cover a full series of current levels by only one set of die through punch forming, so that the die opening cost is reduced.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is a schematic front structure diagram of a connection terminal according to an embodiment of the present invention;

fig. 2 is an exploded view of a connection terminal according to an embodiment of the present invention;

FIG. 3 is a schematic diagram of the front structure of a terminal used in the embodiment of the present invention;

FIG. 4 is a schematic perspective view of a plurality of terminals according to an embodiment of the present invention;

fig. 5 is a schematic front view of a first male tab of the connection terminal vertically inserted into the terminal according to an embodiment of the present invention;

fig. 6 is a schematic front view of a first male tab of a connection terminal according to another embodiment of the present invention;

fig. 7 is a schematic side view of a connection terminal according to an embodiment of the present invention;

fig. 8 is a schematic perspective view of a protective sleeve and a terminal according to an embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

1. a positioning member; 2. a terminal; 21. a first clamping portion; 22. a second clamping portion; 23. a fulcrum section; 231. a first positioning hole; 24. a first male tab connection port; 25. a second male tab connector;

3. a first male tab; 4. a second male tab;

5. a protective sleeve; 51. a first protective plate; 511. a first rib; 52. a second protective plate; 521. a second rib; 53. positioning a plate; 531. and a second positioning hole.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and is therefore not to be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1 and fig. 2, a connection terminal according to the present invention will now be described. The terminal 2 comprises a positioning piece 1 and a plurality of terminals 2; one ends of the terminals 2 are connected with the first male insertion pieces 3, and the other ends of the terminals 2 are connected with the second male insertion pieces 4; the terminals 2 are detachably connected, and the positioning piece 1 sequentially penetrates through the terminals 2.

The positioning member 1 may be a pin, for example, and the invention is not limited thereto.

Compared with the prior art, the connecting terminal provided by the invention has the advantages that the terminals 2 are detachably connected, so that the number of the terminals 2 can be increased or reduced, the number of the terminals 2 can be increased or reduced by calculating the current-carrying capacity of each terminal 2, the current requirement can be met, the terminals 2 can be formed by one set of die in a stamping mode, the full-series current grades can be covered by one set of die, and the die sinking cost is further reduced.

Further, referring to fig. 3 and fig. 4, as an embodiment of the connection terminal provided by the present invention, the plurality of terminals 2 includes one terminal, two terminals, or three terminals.

Further, referring to fig. 2 and fig. 3 together, as an embodiment of the connection terminal provided by the present invention, the terminal 2 includes a first clamping portion 21, a second clamping portion 22 and a fulcrum portion 23; the first clamping portion 21 is formed by extending one end of the fulcrum portion 23 to both sides, the second clamping portion 22 is formed by extending the other end of the fulcrum portion 23 to both sides, and the first clamping portion 21 and the second clamping portion 22 can be elastically deformed with the fulcrum portion 23 as a fulcrum; the top of first clamping part 21, the top of second clamping part 22 and the one end of fulcrum 23 form first public inserted sheet connector 24, the bottom of first clamping part 21, the bottom of second clamping part 22 and the other end of fulcrum 23 form the public inserted sheet connector 25 of second, first public inserted sheet connector 24 with first public inserted sheet 3 is connected, the public inserted sheet connector 25 of second with the public inserted sheet 4 of second is connected.

Illustratively, the first clamping portion 21 and the second clamping portion 22 are both elastic. Further, the thickness of the first clamping portion 21 and the second clamping portion 22 can be increased to increase the contact area between the first clamping portion 21 and the first male tab 3 and the second clamping portion 22, so as to reduce the contact resistance.

Further, referring to fig. 5 and fig. 6, as a specific embodiment of the connection terminal provided by the present invention, the first male tab 3 is vertically inserted into the first male tab connection opening 24, or the first male tab 3 is horizontally inserted into the first male tab connection opening 24; the second male insertion piece 4 is vertically inserted into the second male insertion piece connecting port 25, or the second male insertion piece 4 is horizontally inserted into the second male insertion piece connecting port 25.

It can be seen that the first male tab 3 is vertically inserted into the first male tab connection opening 24 to realize that the angle between the first male tab 3 and the terminal 2 is 90 °, or the first male tab 3 is horizontally inserted into the first male tab connection opening 24 to realize that the angle between the first male tab 3 and the terminal 2 is 180 °; it can be known that, the public inserted sheet 4 of second is inserted perpendicularly and is established on the public inserted sheet connector 25 of second, in order to realize the public inserted sheet 4 of second with be 90 between the terminal 2, perhaps, the public inserted sheet 4 of second is inserted perpendicularly and is established on the public inserted sheet connector 25 of second, in order to realize the public inserted sheet 4 of second with be 180 between the terminal to realize can 90 or 180 between public inserted sheet 3 of first public inserted sheet and the public inserted sheet 4 of second and insert, make the direction of insertion between the two can adjust in a flexible way, with the application environment that adapts to the difference, avoided the assembly inefficacy risk.

Further, referring to fig. 3, as an embodiment of the connection terminal provided by the present invention, an end of the first male tab connection port 24 close to the fulcrum 23 is wide, an end of the first male tab connection port 24 away from the fulcrum 23 is narrow, an end of the second male tab connection port 25 close to the fulcrum 23 is wide, and an end of the second male tab connection port 25 away from the fulcrum 23 is narrow.

It is understood that the end of the first male tab connection port 24 close to the fulcrum 23 is wide, and the end of the first male tab connection port 24 far from the fulcrum 23 is narrow, so that the terminal 2 can be more stably clamped when the first male tab 3 is inserted into the first male tab connection port 24.

Further, referring to fig. 3, as an embodiment of the connection terminal provided by the present invention, the terminals 2 are symmetrically disposed with the fulcrum portion 23 as a center.

It can be seen that the terminal 2 is symmetrically arranged with the fulcrum portion 23 as a center, so that the structure of the terminal 2 is more flexible, and the risk of terminal assembly failure is avoided.

Further, referring to fig. 3, as an embodiment of the connection terminal provided by the present invention, a top end of the first clamping portion 21 is a concave structure, a top end of the second clamping portion 22 is a concave structure, and the top end of the first clamping portion 21 and the top end of the second clamping portion 22 are disposed opposite to each other; the bottom of first clamping part 21 is the concave structure, the bottom of second clamping part 22 is the concave structure, just the bottom of first clamping part 21 with the bottom of second clamping part 22 sets up relatively.

Illustratively, the top end of the first clamping portion 21 is a concave structure, the top end of the second clamping portion 22 is a concave structure, and the first clamping portion 21 and the second clamping portion 22 are symmetrically arranged around the fulcrum portion 23.

Further, referring to fig. 7 and fig. 8 together, as a specific embodiment of the connection terminal provided by the present invention, the terminal 2 further includes a protection sleeve 5, and the protection sleeve 5 includes a first protection plate 51, a second protection plate 52 and two positioning plates 53; one side of the first protection plate 51 is fixedly connected with one side of the second protection plate 52 through one of the positioning plates 53, the other side of the first protection plate 51 is fixedly connected with the other side of the second protection plate 52 through the other one of the positioning plates 53, the first protection plate 51, the second protection plate 52 and the two positioning plates 53 enclose and form a plurality of terminal 2 installation spaces, and the plurality of terminals 2 are installed in the plurality of terminal 2 installation spaces; and the first protection plate 51 is overlapped on the first clamping portion 21 and the second protection plate 52 is overlapped on the second clamping portion 22.

Illustratively, the protective sleeve 5 may be made of stainless steel, and the invention is not limited thereto; the stainless steel protective sleeve can transmit partial heat of the terminal 2 out, and the effect of faster heat dissipation is achieved.

Further, referring to fig. 7 and fig. 8, as an embodiment of the connection terminal provided by the present invention, the first protection plate 51 is provided with first ribs 511 at both ends thereof, and the second protection plate 52 is provided with second ribs 521 at both ends thereof; the first rib 511 is of a concave structure, and the first rib 511 is overlapped on the top end of the first clamping part 21 and the bottom of the first clamping part 21; the second ribs 521 are of a concave structure, and the second ribs 521 are overlapped on the top end of the second clamping portion 22 and the bottom of the second clamping portion 22.

It can be known that the first rib 511 is overlapped on the top end of the first clamping portion 21 and the bottom of the first clamping portion 21, the first rib 511 can support the first clamping portion 21, and increase the positive force on the first clamping portion 21, so that the contact is more reliable, and the fatigue failure of the terminal 2 caused by frequent plugging and unplugging of the first male insertion piece 3 or the second male insertion piece 4 or high-frequency vibration is reduced; similarly, the second ribs 521 have the same functions as the first ribs 511, and the detailed description of the present invention is not repeated.

Further, referring to fig. 3, fig. 7 and fig. 8, as an embodiment of the connection terminal provided by the present invention, a first positioning hole 231 is disposed on the fulcrum portion 23, and a second positioning hole 531 is disposed on the positioning plate 53; the positioning element 1 is sequentially inserted into the second positioning hole 531 and the first positioning hole 231.

It can be seen that the positioning element 1 is sequentially inserted into the second positioning hole 531 and the first positioning hole 231

The working principle of the connecting terminal is as follows:

the plurality of terminals 2 are arranged in the protective sleeve 5 in a penetrating manner, the first positioning holes 231 of the terminals are aligned with the hole positions of the second positioning holes 531 of the protective sleeve 5, and the positioning piece 1 is arranged in the first positioning holes 231 of the terminals and the second positioning holes 531 of the protective sleeve 5 in a penetrating manner.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. A connection terminal characterized by: comprises a positioning piece and a plurality of terminals;

2. A connection terminal according to claim 1, characterized in that: the plurality of terminals comprises one terminal, two terminals or three terminals.

3. A connection terminal according to claim 2, characterized in that: the terminal comprises a first clamping part, a second clamping part and a fulcrum part;

4. A connection terminal according to claim 3, characterized in that: the first male insertion piece is vertically inserted into the first male insertion piece connecting port, or the first male insertion piece is horizontally inserted into the first male insertion piece connecting port;

5. A connecting terminal according to claim 4, characterized in that: the first male insertion piece connector is wide at one end close to the fulcrum part, the first male insertion piece connector is narrow at one end far away from the fulcrum part, the second male insertion piece connector is wide at one end close to the fulcrum part, and the second male insertion piece connector is narrow at one end far away from the fulcrum part.

6. A connecting terminal according to claim 5, characterized in that: the terminals are arranged symmetrically with the fulcrum portion as a center.

7. A connection terminal according to claim 6, characterized in that: the top end of the first clamping part is of a concave structure, the top end of the second clamping part is of a concave structure, and the top end of the first clamping part is opposite to the top end of the second clamping part;

8. A connecting terminal according to any one of claims 3 to 7, characterized in that: the terminal further comprises a protective sleeve, and the protective sleeve comprises a first protective plate, a second protective plate and two positioning plates;

9. A connection terminal according to claim 8, characterized in that: the two ends of the first protection plate are respectively provided with a first rib, and the two ends of the second protection plate are respectively provided with a second rib;

10. A connection terminal according to claim 9, characterized in that: the fulcrum part is provided with a first positioning hole, and the positioning plate is provided with a second positioning hole;

the positioning piece sequentially penetrates through the second positioning hole and the first positioning hole.