Electrical connection terminal and electrical connection assembly

Abstract

To provide an electronic connection terminal capable of avoiding such a trouble that a flexible electrical connection component is cut by a sharp edge of a front end portion of a crimping part.SOLUTION: An electrical connection terminal includes a crimping part and a body (14). The crimping part includes a plurality of conductive teeth and a plurality of fixed teeth (12) respectively connected to both ends of a front end portion of a base. The body (14) is connected to a rear end portion of the base. The conductive teeth (11) penetrate through an insulator of a flexible electrical connection component (2) and is crimped to a conductor (21) of the flexible electrical connection component (2), the conductive teeth being suitable for being electrically connected to the flexible electrical connection component (2). The fixed teeth (12) penetrate through the insulator of the flexible electrical connection component (2) and is crimped to the insulator of the flexible electrical connection component (2), the fixed teeth being suitable for fixing the front end portions of the base to the flexible electrical connection component (2).SELECTED DRAWING: Figure 3

Description

[Technical field]

[0001] CROSS-REFERENCE TO RELATED APPLICATIONS This application claims the benefit of Chinese Patent Application No. CN202311033869.1, filed with the China State Intellectual Property Office on August 16, 2023, the entire disclosure of which is incorporated herein by reference.

[0002] The present invention relates to an electrical connection terminal and an electrical connection assembly including an electrical connection terminal. [Background technology]

[0003] In the prior art, an electrical connection terminal electrically connected to a flexible printed circuit (FPC) or a flexible flat cable (FFC) generally includes a body and a crimping part. A plurality of electrical contact teeth are formed on both sides of the crimping part of the electrical connection terminal, penetrate the insulating layer of the flexible printed circuit or the flexible flat cable, and are crimped to the conductor of the flexible printed circuit or the flexible flat cable to electrically connect with the conductor of the flexible printed circuit or the flexible flat cable.

[0004] In the prior art, the rear end of the crimping part of the electrical connection terminal is connected to the body, and the front end of the crimping part of the electrical connection terminal is not fixed to the flexible printed circuit or the flexible flat cable. This allows the front end of the crimping part of the electrical connection terminal to move up and down relative to the flexible printed circuit or the flexible flat cable, so that the flexible printed circuit or the flexible flat cable is easily cut by the sharp edge of the front end of the crimping part. When the flexible printed circuit or the flexible flat cable is cut, the entire electrical connection assembly is discarded and needs to be replaced. Summary of the Invention [Problem to be solved by the invention]

[0005] SUMMARY OF THE PRESENT EMBODIMENT The present invention is directed to overcoming or alleviating at least one aspect of the above disadvantages. [Means for solving the problem]

[0006] According to an aspect of the present invention, an electrical connection terminal is provided. The electrical connection terminal includes a crimping part and a body. The crimping part includes a base having a front end and a rear end opposite to each other in a longitudinal direction and two opposite surfaces in a lateral direction, a plurality of conductive teeth respectively connected to both sides of the base and disposed between the front end and the rear end of the base, and a plurality of fixing teeth respectively connected to both sides of the front end of the base. The body is connected to the rear end of the base. The conductive teeth are suitable for penetrating an insulation of a flexible electrical connection component and being crimped to a conductor of the flexible electrical connection component to electrically connect to the flexible electrical connection component, and the fixing teeth are suitable for penetrating an insulation of the flexible electrical connection component and being crimped to the insulation of the flexible electrical connection component to fix the front end of the base to the flexible electrical connection component.

[0007] According to an exemplary embodiment of the present invention, the plurality of anchor teeth includes a first anchor tooth connected to one side of the front end of the base and a second anchor tooth connected to the other side of the front end of the base, the first anchor tooth and adjacent second anchor teeth being staggered in the longitudinal direction.

[0008] According to another exemplary embodiment of the present invention, the plurality of conductive teeth includes a first conductive tooth connected to one side of the base and a second conductive tooth connected to another side of the base, the first conductive tooth and adjacent second conductive tooth being staggered in a longitudinal direction.

[0009] According to another exemplary embodiment of the present invention, the plurality of conductive teeth includes a plurality of longitudinally spaced apart first conductive teeth and / or the plurality of conductive teeth includes a plurality of longitudinally spaced apart second conductive teeth.

[0010] According to another exemplary embodiment of the present invention, the base has a U-shaped cross section and includes a bottom plate extending along a longitudinal direction and a lateral direction, and two side walls respectively connected to the lateral sides of the bottom plate. The side walls extend along the longitudinal direction and the thickness direction of the bottom plate.

[0011] According to another exemplary embodiment of the present invention, the first fixed tooth and the first conductive tooth are connected to an upper side of one of the two side walls, and the second fixed tooth and the second conductive tooth are connected to an upper side of the other of the two side walls.

[0012] According to another exemplary embodiment of the present invention, a rib is formed on the bottom plate, the rib extends along the longitudinal direction for a predetermined length, and the rib and the conductive teeth are used to abut against both sides of the conductor of the flexible electrical connection component respectively to ensure reliable electrical contact between the conductive teeth and the conductor.

[0013] According to another exemplary embodiment of the present invention, the body of the electrical connection terminal is suitable for mating with a mating terminal, suitable for welding or crimping to a conductive terminal, or suitable for welding or crimping to a wire.

[0014] According to another exemplary embodiment of the present invention, the electrical connection terminal is a one-piece stamped piece.

[0015] According to another aspect of the present invention, there is provided an electrical connection assembly comprising a flexible electrical connection component including an insulator and a conductor disposed within the insulator, and the above-described electrical connection terminal having a crimping portion crimped to the flexible electrical connection component, the conductive teeth of the crimping portion piercing the insulation of the flexible electrical connection component and crimping onto the conductor of the flexible electrical connection component to electrically connect to the flexible electrical connection component, and the fixing teeth of the crimping portion piercing the insulation of the flexible electrical connection component and crimping onto the insulation of the flexible electrical connection component to fix a front end of the electrical connection terminal to the flexible electrical connection component.

[0016] According to an exemplary embodiment of the present invention, the insulation of the flexible electrical connection component is flat and has two opposite sides in the thickness direction, and the base and the fixing teeth of the crimping portion are pressed against both sides of the insulation of the flexible electrical connection component, respectively.

[0017] According to another exemplary embodiment of the present invention, the flexible electrical connection is a flexible printed circuit or a flexible flat cable.

[0018] In the above exemplary embodiment of the present invention, the front end of the crimping portion of the electrical connection terminal is fixed to the flexible electrical connection part, so that the front end of the crimping portion of the electrical connection terminal can move synchronously with the flexible electrical connection part, and cannot move up and down relative to the flexible electrical connection part, thereby avoiding the flexible electrical connection part being cut by the sharp edge of the front end of the crimping portion.

[0019] These and other features of the present invention will become more apparent from the detailed description of illustrative embodiments taken in conjunction with the accompanying drawings. [Brief description of the drawings]

[0020] [Figure 1] 1 is a diagrammatic perspective view of an electrical connection terminal according to an exemplary embodiment of the present invention, the electrical connection terminal not yet crimped to a flexible electrical connection component. [Diagram 2] 2 is a side view of an electrical connection terminal according to an exemplary embodiment of the present invention, the electrical connection terminal not yet crimped to a flexible electrical connection component. FIG. [Diagram 3] FIG. 1 is an illustrative perspective view of an electrical connection assembly according to an exemplary embodiment of the present invention. [Figure 4] 1 is an illustration of an exploded view of an electrical connection assembly according to an exemplary embodiment of the present invention. [Diagram 5] 1 is a schematic rear perspective view of an electrical connection terminal according to an exemplary embodiment of the present invention, the electrical connection terminal being in a crimped state; FIG. [Figure 6]1 is a front perspective view of an exemplary embodiment of an electrical connection terminal according to the present invention, the electrical connection terminal being in a crimped state; FIG. [Figure 7] 1 is a top plan view of an electrical connection terminal according to an exemplary embodiment of the present invention, the electrical connection terminal being in a crimped state; [Figure 8] FIG. 2 is a cross-sectional view of an electrical connection assembly in one position according to an exemplary embodiment of the present invention. [Figure 9] 11 is a cross-sectional view of an electrical connection assembly in another position according to an exemplary embodiment of the present invention. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS

[0021] Hereinafter, exemplary embodiments of the present disclosure will be described in detail with reference to the accompanying drawings. In the drawings, the same reference numerals refer to the same elements. However, the present disclosure may be embodied in many different forms and should not be construed as being limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the disclosure to those skilled in the art.

[0022] In the following detailed description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the disclosed embodiments. However, it will be apparent that one or more embodiments may be practiced without these specific details. In other instances, well-known structures and devices are diagrammatically shown in order to simplify the drawings.

[0023] According to a general concept of the present invention, there is provided an electrical connection terminal. The electrical connection terminal includes a crimping part and a body. The crimping part includes a base having a front end and a rear end opposite to each other in a longitudinal direction and two opposite faces in a lateral direction, a plurality of conductive teeth respectively connected to both sides of the base and disposed between the front end and the rear end of the base, and a plurality of fixing teeth respectively connected to both sides of the front end of the base. The body is connected to the rear end of the base. The conductive teeth are suitable for penetrating an insulation of a flexible electrical connection component and being crimped to a conductor of the flexible electrical connection component to electrically connect to the flexible electrical connection component, and the fixing teeth are suitable for penetrating an insulation of the flexible electrical connection component and being crimped to the insulation of the flexible electrical connection component to fix the front end of the base to the flexible electrical connection component.

[0024] According to another general aspect of the present invention, there is provided an electrical connection assembly comprising a flexible electrical connection component including an insulator and a conductor disposed within the insulator, and the above-described electrical connection terminal having a crimping portion crimped onto the flexible electrical connection component, the conductive teeth of the crimping portion piercing the insulation of the flexible electrical connection component and crimping onto the conductor of the flexible electrical connection component to electrically connect to the flexible electrical connection component, and the fixing teeth of the crimping portion piercing the insulation of the flexible electrical connection component and crimping onto the insulation of the flexible electrical connection component to fix a front end of the electrical connection terminal to the flexible electrical connection component.

[0025] FIG. 1 is an illustrative perspective view of an electrical connection terminal 1 according to an exemplary embodiment of the present invention, where the electrical connection terminal 1 is not yet crimped to a flexible electrical connection piece 2. FIG. 2 is a side view of an electrical connection terminal 1 according to an exemplary embodiment of the present invention, where the electrical connection terminal 1 is not yet crimped to a flexible electrical connection piece 2. FIG. 3 is an illustrative perspective view of an electrical connection assembly according to an exemplary embodiment of the present invention. FIG. 4 is an illustrative exploded view of an electrical connection assembly according to an exemplary embodiment of the present invention. FIG. 5 is an illustrative perspective view of an electrical connection terminal according to an exemplary embodiment of the present invention, where the electrical connection terminal 1 is in a crimped state, as viewed from the rear. FIG. 6 is an illustrative perspective view of an electrical connection terminal 1 according to an exemplary embodiment of the present invention, where the electrical connection terminal 1 is in a crimped state, as viewed from the front.

[0026] As shown in Figs. 1 to 6, an electrical connection terminal 1 is disclosed in an exemplary embodiment of the present invention. The electrical connection terminal 1 includes a crimping portion 10 and a main body 14. The crimping portion 10 includes a base 100, a plurality of conductive teeth 11, and a plurality of fixed teeth 12. The base 100 has a front end and a rear end opposite to each other in a longitudinal direction Y, and two opposing surfaces in a lateral direction X. The plurality of conductive teeth 11 are connected to both sides of the base 100 and are disposed between the front end and the rear end of the base 100. The plurality of fixed teeth 12 are connected to both sides of the front end of the base 100. The rear end of the base 100 is connected to the main body 14.

[0027] 1 to 6, in the illustrated embodiment, the conductive teeth 11 of the crimping portion 10 are adapted to penetrate the insulator 20 of the flexible electrical connection part 2 and be crimped onto the conductor 21 of the flexible electrical connection part 2 for electrical connection to the flexible electrical connection part 2. The fixing teeth 12 of the crimping portion 10 are adapted to penetrate the insulator 20 of the flexible electrical connection part 2 and be crimped onto the insulator 20 of the flexible electrical connection part 2 for fixing the front end of the base 100 to the flexible electrical connection part 2.

[0028] As shown in Figures 1 to 6, in the illustrated embodiment, the front end of the crimping portion 10 of the electrical connection terminal 1 is fixed to the flexible electrical connection part 2, and therefore the front end of the crimping portion 10 of the electrical connection terminal 1 can be moved synchronously with the flexible electrical connection part 2 and does not move up and down relative to the flexible electrical connection part 2, thereby avoiding the sharp edge of the front end of the crimping portion 10 cutting the flexible electrical connection part 2.

[0029] Figure 7 is a top view of an electrical connection terminal 1 according to an exemplary embodiment of the present invention, with the electrical connection terminal 1 in a crimped state. Figure 8 is a cross-sectional view of an electrical connection assembly in one position according to an exemplary embodiment of the present invention. Figure 9 is a cross-sectional view of an electrical connection assembly in another position according to an exemplary embodiment of the present invention.

[0030] As shown in FIGS. 1 to 9, in the illustrated embodiment, the multiple stationary teeth 12 include a first stationary tooth 12a and a second stationary tooth 12b. The first stationary tooth 12a is connected to one side (left side in the figure) of the front end of the base 100. The second stationary tooth 12b is connected to the other side (right side in the figure) of the front end of the base 100. The first stationary tooth 12a and the adjacent second stationary tooth 12b are staggered (shifted) in the longitudinal direction Y of the base 100. That is, in the lateral direction X of the base 100, the first stationary tooth 12a is not aligned with the adjacent second stationary tooth 12b.

[0031] As shown in FIGS. 1 to 9, in the illustrated embodiment, the plurality of conductive teeth 11 includes a first conductive tooth 11a and a second conductive tooth 11b. The first conductive tooth 11a is connected to one side of the base 100. The second conductive tooth 11b is connected to the other side of the base 100. The first conductive tooth 11a and the adjacent second conductive tooth 11b are staggered (shifted) in the longitudinal direction Y of the base 100. That is, in the lateral direction X of the base 100, the first conductive tooth 11a is not aligned with the adjacent second conductive tooth 11b.

[0032] 1 to 9, in the illustrated embodiment, the plurality of conductive teeth 11 includes a plurality of first conductive teeth 11a. The plurality of first conductive teeth 11a are connected to one side of the base 100 and spaced apart in the longitudinal direction Y of the base 100.

[0033] 1 to 9, in the illustrated embodiment, the plurality of conductive teeth 11 includes a plurality of second conductive teeth 11b. The plurality of second conductive teeth 11b are connected to the other side of the base 100 and are spaced apart in the longitudinal direction Y of the base 100.

[0034] As shown in Figs. 1 to 9, in the illustrated embodiment, the cross section of the base 100 of the crimping part 10 is U-shaped. The base 100 of the crimping part 10 includes a bottom plate 103 and two side walls 101, 102. The bottom plate 103 of the base 100 extends along a longitudinal direction Y and a lateral direction X. The two side walls 101, 102 of the base 100 are respectively connected to the lateral sides of the bottom plate 103. The side walls 101, 102 extend along the longitudinal direction Y and thickness direction Z of the bottom plate 103.

[0035] 1 to 9, in the illustrated embodiment, the first fixed tooth 12a and the first conductive tooth 11a are connected to an upper side of one of the side walls 101, 102. The second fixed tooth 12b and the second conductive tooth 11b are connected to an upper side of the other of the two side walls 101, 102.

[0036] As shown in FIGS. 1 to 9, in the illustrated embodiment, a rib 13 is formed on the inner side of the bottom plate 103 of the base 100 and extends a predetermined length along the longitudinal direction Y. The rib 13 and the conductive teeth 11 of the crimping part 10 are used to abut against both sides of the conductor 21 of the flexible electrical connection part 2, respectively, to ensure reliable electrical contact between the conductive teeth 11 and the conductor 21. That is, the rib 13 is used to abut against the bottom surface of the conductor 21 of the flexible electrical connection part 2, and the end of the conductive teeth 11 is used to abut against the top surface of the conductor 21 of the flexible electrical connection part 2, and therefore the conductor 21 of the flexible electrical connection part 2 is clamped between the rib 13 of the crimping part 10 and the end of the conductive teeth 11.

[0037] 1 to 9, in the illustrated embodiments, the body 14 of the electrical connection terminal 1 is suitable for mating with a mating terminal (not shown). However, the present invention is not limited to the illustrated embodiments, and for example, the body 14 of the electrical connection terminal 1 may be formed so as to be suitable for welding or crimping to a conductive terminal, or so as to be suitable for welding or crimping to a wire.

[0038] As shown in Figures 1 to 9, in the illustrated embodiment, the electrical connection terminal is a one-piece stamped part, in this way manufacturing costs can be reduced.

[0039] As shown in Figures 1 to 9, in another exemplary embodiment of the present invention, an electrical connection assembly is also disclosed. The electrical connection assembly mainly includes a flexible electrical connection part 2 and the above-mentioned electrical connection terminal 1. The flexible electrical connection part 2 includes an insulator 20 and a conductor 21 provided in the insulator 20. The crimping portion 10 of the electrical connection terminal 1 is crimped to the flexible electrical connection part 2.

[0040] 1 to 9 , in the illustrated embodiment, the conductive teeth 11 of the crimping portion 10 of the electrical connection terminal 1 penetrate the insulator 20 of the flexible electrical connection part 2 and are crimped to the conductor 21 to electrically connect to the flexible electrical connection part 2. The fixing teeth 12 of the crimping portion 10 of the electrical connection terminal 1 penetrate the insulator 20 of the flexible electrical connection part 2 and are crimped to the insulator 20 of the flexible electrical connection part 2 to fix the front end of the electrical connection terminal 1 to the flexible electrical connection part 2.

[0041] As shown in Figs. 1 to 9, in the illustrated embodiment, the insulator 20 of the flexible electrical connection part 2 is flat and has two surfaces opposite to each other in the thickness direction Z. The base 100 and the fixed teeth 12 of the crimping part 10 are pressed against both surfaces of the insulator 20 of the flexible electrical connection part 2, respectively, and therefore the front end of the crimping part 10 is fixed to the insulator 20 of the flexible electrical connection part 2. That is, the base 100 is pressed against the bottom surface of the insulator 20 of the flexible electrical connection part 2, and the end of the fixed teeth 12 is pressed against the top surface of the insulator 20 of the flexible electrical connection part 2, and therefore the insulator 20 of the flexible electrical connection part 2 is clamped between the base 100 of the crimping part 10 and the end of the fixed teeth 12.

[0042] As shown in Figures 1-9, in the illustrated embodiment, the flexible electrical connection part 2 may be a flexible printed circuit (FPC) or a flexible flat cable (FFC).

[0043] It should be understood by those skilled in the art that the above embodiments are illustrative and not restrictive. For example, those skilled in the art can make many modifications to the above embodiments without any contradiction in structure or principle, and can freely combine various features described in different embodiments with each other.

[0044] While several exemplary embodiments have been shown and described, it will be understood by those skilled in the art that various changes or modifications can be made to these embodiments without departing from the principles and spirit of the present disclosure, the scope of which is defined by the following claims and their equivalents.

[0045] As used herein, elements described in the singular and preceded by the word "a" or "an" should be understood as not excluding a plurality of said elements or steps, unless expressly stated to the contrary. Furthermore, references to "one embodiment" of the invention are not intended to be interpreted as excluding the existence of additional embodiments that also incorporate the recited features. Furthermore, unless expressly stated to the contrary, embodiments "comprising" or "having" an element or elements having a particular characteristic may include additional such elements that do not have that characteristic.

Claims

1. An electrical connection terminal, A crimping portion (10), A base (100) having a front end and a rear end opposite each other in a longitudinal direction (Y) and two opposing surfaces in a lateral direction (X); a plurality of conductive teeth (11) connected to both sides of the base (100) and disposed between the front end and the rear end of the base (100); a plurality of fixed teeth (12) connected to both sides of the front end of the base (100); A crimping portion including a body (14) connected to the rear end of the base (100); Equipped with the conductive teeth (11) are adapted to penetrate an insulator (20) of a flexible electrical connection part (2) and be crimped to a conductor (21) of the flexible electrical connection part (2) to electrically connect to the flexible electrical connection part (2); the fixing teeth (12) are adapted to penetrate the insulation (20) of the flexible electrical connection part (2) and be crimped to the insulation (20) of the flexible electrical connection part (2) to fix the front end of the base (100) to the flexible electrical connection part (2); Electrical connection terminal.

2. The plurality of stationary teeth (12) are - a first fixed tooth (12a) connected to one side of said front end of said base (100); - a second fixed tooth (12b) connected to the other side of said front end of said base (100); Including, The first stationary teeth (12a) and the adjacent second stationary teeth (12b) are staggered in the longitudinal direction (Y). The electrical connection terminal according to claim 1 .

3. The plurality of conductive teeth (11) are - a first conductive tooth (11a) connected to one side of said base (100); - a second conductive tooth (11b) connected to the other side of said base (100); Including, The first conductive teeth (11a) and the adjacent second conductive teeth (11b) are staggered in the longitudinal direction (Y). The electrical connection terminal according to claim 2 .

4. The plurality of conductive teeth (11) includes a plurality of first conductive teeth (11a) spaced apart in the longitudinal direction (Y); and / or The plurality of conductive teeth (11) includes a plurality of second conductive teeth (11b) spaced apart in the longitudinal direction (Y). The electrical connection terminal according to claim 3 .

5. The base (100) has a U-shaped cross section; a bottom plate (103) extending along said longitudinal direction (Y) and said transverse direction (X); - two side walls (101, 102) connected to the lateral sides of said base plate (103); Including, The side walls (101, 102) extend along the longitudinal direction (Y) and thickness direction (Z) of the bottom plate (103). The electrical connection terminal according to claim 3 .

6. the first fixed tooth (12a) and the first conductive tooth (11a) are connected to the upper side of one of the two side walls (101, 102); the second fixed tooth (12b) and the second conductive tooth (11b) are connected to the upper side of the other of the two side walls (101, 102); The electrical connection terminal according to claim 5 .

7. A rib (13) is formed on the bottom plate (103), the rib (13) extends a predetermined length along the longitudinal direction (Y), The ribs (13) and the conductive teeth (11) are used to abut against both sides of the conductor (21) of the flexible electrical connection part (2), respectively, to ensure reliable electrical contact between the conductive teeth (11) and the conductor (21). The electrical connection terminal according to claim 5 .

8. The body (14) of the electrical connection terminal (1) is suitable for mating with a mating terminal, for welding or crimping to a conductive terminal, or for welding or crimping to a wire; The electrical connection terminal according to claim 1 .

9. The electrical connection terminal is an integral stamped part. The electrical connection terminal according to claim 1 .

10. 1. An electrical connection assembly comprising: a flexible electrical connection part (2) including an insulator (20) and a conductor (21) disposed within the insulator (20); The electrical connection terminal (1) according to any one of claims 1 to 9, wherein the crimping portion (10) is crimped to the flexible electrical connection part (2). Equipped with The conductive teeth (11) of the crimping portion (10) penetrate the insulator (20) of the flexible electrical connection part (2) and are crimped to the conductor (21) of the flexible electrical connection part (2) to electrically connect to the flexible electrical connection part (2); the fixing teeth (12) of the crimping portion (10) penetrate the insulator (20) of the flexible electrical connection part (2) and are crimped to the insulator (20) of the flexible electrical connection part (2) to fix the front end of the electrical connection terminal (1) to the flexible electrical connection part (2); Electrical connection assembly.

11. The insulator (20) of the flexible electrical connection part (2) is flat and has two opposite faces in the thickness direction (Z), The base (100) and the fixed teeth (12) of the crimping portion (10) are pressed against both sides of the insulator (20) of the flexible electrical connection part (2), respectively. The electrical connection assembly of claim 10.

12. The flexible electrical connection part (2) is a flexible printed circuit or a flexible flat cable. The electrical connection assembly of claim 10.

Images