CN113725632B - Multi-core electrical wire connector - Google Patents
Multi-core electrical wire connector Download PDFInfo
- Publication number
- CN113725632B CN113725632B CN202010441274.XA CN202010441274A CN113725632B CN 113725632 B CN113725632 B CN 113725632B CN 202010441274 A CN202010441274 A CN 202010441274A CN 113725632 B CN113725632 B CN 113725632B
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- Prior art keywords
- section
- wire
- holes
- terminal box
- electrical lead
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000003780 insertion Methods 0.000 claims abstract description 44
- 230000037431 insertion Effects 0.000 claims abstract description 44
- 229910000639 Spring steel Inorganic materials 0.000 claims abstract description 9
- 239000004020 conductor Substances 0.000 claims description 56
- 239000011810 insulating material Substances 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 4
- 230000001154 acute effect Effects 0.000 claims description 3
- 239000012780 transparent material Substances 0.000 claims description 2
- 230000001747 exhibiting effect Effects 0.000 claims 1
- 238000000926 separation method Methods 0.000 claims 1
- 239000012141 concentrate Substances 0.000 abstract description 2
- 238000003825 pressing Methods 0.000 description 9
- 230000000903 blocking effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R9/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, e.g. terminal strips or terminal blocks; Terminals or binding posts mounted upon a base or in a case; Bases therefor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/28—Clamped connections, spring connections
- H01R4/48—Clamped connections, spring connections utilising a spring, clip, or other resilient member
- H01R4/4809—Clamped connections, spring connections utilising a spring, clip, or other resilient member using a leaf spring to bias the conductor toward the busbar
- H01R4/48185—Clamped connections, spring connections utilising a spring, clip, or other resilient member using a leaf spring to bias the conductor toward the busbar adapted for axial insertion of a wire end
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R9/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, e.g. terminal strips or terminal blocks; Terminals or binding posts mounted upon a base or in a case; Bases therefor
- H01R9/22—Bases, e.g. strip, block, panel
- H01R9/24—Terminal blocks
Landscapes
- Connections By Means Of Piercing Elements, Nuts, Or Screws (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Abstract
本发明涉及一种多芯电导线连接器，包含端子接盒以及接触组件，端子接盒具有多数插线孔，且内部形成有与所述多数插线孔连通的止挡空间，接触组件安装于所述端子接盒的所述止挡空间中，包含弹簧钢片以及汇流件，弹簧钢片具有下缘部以及上缘部，并分别具有朝向所述下缘部延伸的弹片；插线孔具有外侧端以及位于止挡空间的内侧端，外侧端具有第一截面，内侧端具有面积小于第一截面的第二截面；端子接盒分别延伸出一对齐弹片位置的导引部，而汇流件于面向插线孔的一相邻端分别延伸出多数对齐导引部位置的接触部，本发明通过插线口让电导线在插入过程中能集中施力于所述弹片，并通过导引部与接触部使电导线能顺利插入，借以提高连接器插入的便利性。
The present invention relates to a multi-core electric wire connector, comprising a terminal box and a contact assembly, wherein the terminal box has a plurality of wire insertion holes, and a stop space connected to the plurality of wire insertion holes is formed inside the terminal box, and the contact assembly is installed in the stop space of the terminal box, comprising a spring steel sheet and a busbar, wherein the spring steel sheet has a lower edge portion and an upper edge portion, and each has a spring sheet extending toward the lower edge portion; the wire insertion hole has an outer end and an inner end located in the stop space, the outer end has a first cross section, and the inner end has a second cross section with an area smaller than the first cross section; the terminal box extends a guide portion aligned with the position of the spring sheet, and the busbar extends a plurality of contact portions aligned with the position of the guide portion at an adjacent end facing the wire insertion hole, the present invention allows the electric wire to concentrate force on the spring sheet during insertion through the wire insertion port, and enables the electric wire to be smoothly inserted through the guide portion and the contact portion, thereby improving the convenience of connector insertion.
Description
Technical Field
The present invention relates to a multi-conductor electrical wire connector for a plurality of multi-conductor electrical wires, which can be conducted to each other after insulating material is stripped, and in particular, has a guide portion extending to a bus bar at a wire insertion hole and a contact portion of the bus bar corresponding to the guide portion.
Background
The electrical conductor connectors commonly used in electrical panels or the like, or in electrical conductor end connections between electrical articles or accessories and power supplies, are generally used for one-to-one, one-to-many, or many-to-many electrical connections, and are classified as temporary connections or permanent connections, and the miniature connectors commonly used in portable applications are temporarily connected and removable.
The design and manufacture of an electrical connector is not limited to the configuration, size, impedance, insulation between each single output and output, durability, shock resistance (to avoid easy loosening and falling), wobble, water or soil resistance, pressure resistance, shelf life, and ease of connection or removal.
Meanwhile, the connector can be regarded as a foolproof mechanism, a locking mechanism for ensuring that the tail end of the electric wire completely enters the connector, and the connector or the electric wire can be replaced under the condition of hot insertion.
When the multi-conductor wire is used for insertion, the conductors of the multi-conductor wire are branched during insertion, and the conductors of the multi-conductor wire are not concentrated enough, so that the conductors are loosened and the service life is shortened.
Disclosure of Invention
In order to solve the technical problems, the invention aims to increase the stability of the clamping mechanism for intensively clamping the multi-core electric lead through the structure and the position of the terminal box and the contact assembly assembled with each other.
The invention has the secondary aim of specially designing the structure between the clamping mechanism and the contact assembly, and pushing the clamping mechanism to deform smoothly when the multi-core electric wire is inserted, thereby achieving the aim of intensively clamping the multi-core electric wire
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
A multi-conductor electrical lead connector for inserting a plurality of electrical leads and electrically connecting the leads to each other, comprising:
The terminal box is provided with a plurality of plug wire holes along a plug wire direction, and a stop space communicated with the plug wire holes is formed inside the terminal box, so that a plurality of electric wires with insulating materials removed can be respectively inserted into the stop space along the plug wire holes;
The contact assembly is arranged in the stop space of the terminal box and is provided with a plurality of terminal contacts arranged in a row and adjacent to each other, the contact assembly comprises a spring steel sheet and a converging piece for forming all the terminal contacts, the spring steel sheet is provided with a lower edge part connected with the converging piece and an upper edge part for forming a plurality of windows, and the plurality of windows are aligned with the positions of the plurality of wire inserting holes one by one and are respectively provided with a spring sheet extending towards the lower edge part.
The multi-core electric wire connector is characterized in that the wire insertion hole is provided with an outer side end and an inner side end positioned in the stop space, the outer side end is provided with a first section, the inner side end is provided with a second section with an area smaller than the first section, so that the electric wire can be intensively forced on the elastic sheet in the inserting process, the wire insertion hole is gradually reduced in area by utilizing the through hole, and therefore, when the electric wire is inserted, the electric wire can be conveniently and easily concentrated and forced on the elastic sheet after being inserted, and the elastic sheet can be pushed to perform clamping action.
In the multi-core electric wire connector, the terminal box is provided with a plurality of guide parts which are aligned with the spring plate at the bottom positions adjacent to the inner side ends of the plurality of plug wire holes, the bus piece is provided with a plurality of contact parts which are aligned with the guide parts at the adjacent ends facing the plug wire holes, the concentrated multi-core electric wires are correctly guided to the corresponding bus piece by the guide parts, and the bus piece smoothly clamps the electric wires with the spring plate through the contact parts.
The multi-core electric wire connector is characterized in that the electric wire is inserted into the multi-core electric wire connector according to a wire inserting direction, and sequentially contacts the wire inserting hole, the elastic piece, the guide part and the contact part, and then the electric wire is clamped together by the elastic piece and the contact part.
The multi-core electric wire connector is characterized in that the wire insertion hole is sequentially provided with a first section, a second section and a third section according to the wire insertion direction, the first section and the second section are respectively provided with cone shapes with different taper angles, and the third section is provided with a cylinder shape.
In the multi-core electric wire connector, a guide space is formed between the guide part and the wire insertion hole, and an arc recess for keeping the moving direction of the electric wire is formed on the top surface of the guide part.
The contact part of the multi-core electric lead connector is provided with a flat surface parallel to the plug wire direction and an inclined surface extending from the flat surface, and the bottommost position of the inclined surface is lower than the bottommost position of the arc concave cavity.
The elastic sheet is provided with a deformation section and a pressing section, the deformation section is provided with a first turning end connected with the upper edge part and a second turning end connected with the pressing section, one side of the pressing section is connected with the second turning end, and the other opposite side is provided with a blade part presenting an acute angle.
The blade part can enable the electric wire to be easily inserted after the insulating material is stripped off, and clamp the electric wire, so that the electric wire is prevented from being inserted to be deviated during insertion and from being accidentally dropped and broken during pulling
Compared with the prior art, the multi-core electric wire connector adopting the technical scheme has the advantages that the terminal boxes extend out of the guide parts at the bottom positions adjacent to the inner side ends of the plurality of plug wire holes respectively, the bus bar extends out of the contact parts aligned with the guide parts at the adjacent ends facing the plug wire holes respectively, and the electric wires can be inserted and clamped quickly without being branched through the plug wire holes and the bus bar respectively having the function of guiding corresponding convex blocks.
The elastic sheet is provided with the deformation section, the pressing section and the blade part, so that when the electric wire is clamped, the electric wire is stably clamped, and accidental pulling or falling is prevented, so that the electric wire is prevented from falling off or breaking.
Drawings
FIG. 1 is an exploded view of the multi-conductor electrical lead connector of the present invention;
FIG. 2 is an internal schematic view of the multi-conductor electrical lead connector of the present invention;
FIG. 3 is a cross-sectional view of the multi-conductor electrical lead connector of the present invention;
FIG. 4 is a schematic view of the appearance of the multi-conductor electrical lead connector of the present invention;
FIG. 5A is a schematic view of the electrical lead of the present invention inserted into the first region;
FIG. 5B is a schematic view of the electrical lead of the present invention inserted into the third region;
FIG. 6A is a schematic view of the electrical lead touching the lead;
FIG. 6B is a schematic view of an inclined surface of the electrical lead contacting the contact portion according to the present invention;
Fig. 6C is a schematic view of a flat surface of the electrical lead contacting the contact portion according to the present invention.
The reference numerals indicate 1-multi-conductor wire connectors, 2-terminal boxes, 21-wire insertion holes, 211-outer ends, 211 a-first sections, 212-inner ends, 212 a-second sections, 213-guides, 213 a-arc recesses, 213 b-guides, 214-first sections, 215-second sections, 216-third sections, 22-stop spaces, 23-housings, 24-flaps, 241-snap-in holes, 242-snap-in blocks, 3-contact assemblies, 31-terminal contacts, 32-spring steel sheets, 321-lower edges, 322-upper edges, 323-spring plates, 324-deformation sections, 324 a-first deflection ends, 324 b-second deflection ends, 325-press-in sections, 326-edge portions, 33-bus bars, 331-contacts, 331 a-flat faces, 331 b-inclined faces, 4-electrical wires, 41-conductive materials, 42-insulating materials, a-wire insertion directions.
Detailed Description
The advantages and features of the present invention will become more apparent from the following description when taken in conjunction with the accompanying drawings and detailed description.
Referring to fig. 1, the multi-conductor electrical connector 1 of the present invention includes a terminal box 2 and a contact assembly 3, wherein the terminal box 2 is configured with a plurality of wire insertion holes 21 along a wire insertion direction a, and a stop space 22 communicating with the plurality of wire insertion holes 21 is formed therein, so that a plurality of electrical conductors 4 with insulating materials 42 removed can be inserted into the stop space 22 along the plurality of wire insertion holes 21, respectively.
The terminal box 2 comprises a housing 23, a blocking cover 24 and a clamping hole 241, wherein the housing 23 is made of a transparent material, the blocking cover 24 is mounted on the housing 23 in a set of dismounting directions, the set of dismounting directions are parallel to the wire inserting direction a, the blocking cover 24 is provided with a clamping block 242 corresponding to the clamping hole 241, and the clamping block 242 can enable the plurality of wire inserting holes 21 to be quickly assembled in the terminal box 2.
The contact assembly 3 is installed in the stop space 22 of the terminal box 2, and is configured with a plurality of terminal contacts 31 arranged adjacent to each other in a row, the contact assembly 3 comprises a spring steel sheet 32 and a confluence member 33 forming all the terminal contacts 31, the spring steel sheet 32 has a lower edge 321 connected with the confluence member 33 and an upper edge 322 forming a plurality of windows aligned with the positions of the plurality of wire insertion holes 21 one by one, and each having a spring piece 323 extending toward the lower edge 321.
Referring to fig. 2, the plurality of wire insertion holes 21 have an outer end 211 and an inner end 212 located in the stop space 22, the terminal box 2 extends at a bottom position adjacent to the inner end 212 of the plurality of wire insertion holes 21 to form a guide portion 213 aligned with the spring plate 323, and the bus bar 33 extends at an adjacent end facing the wire insertion holes 21 to form a plurality of contact portions 331 aligned with the guide portion 213.
The guide portion 213 and the contact portion 331 have a distance therebetween to form a non-contact state.
The wire insertion hole 21 is characterized in that a guiding space 213b is formed between the guiding portion 213 and the wire insertion hole 21, and an arc recess 213a for maintaining the moving direction of the electrical wire 4 is formed on the top surface of the guiding portion 213.
The contact portion 331 is formed with a flat surface 331a parallel to the wire insertion direction a and an inclined surface 331b extending from the flat surface 331a, wherein the bottom of the inclined surface 331b is lower than the bottom of the arc recess 213 a.
The spring plate 323 is characterized by having a deformation section 324 and a pressing section 325, wherein the deformation section 324 has a first turning end 324a connected with the upper edge 322 and a second turning end 324b connected with the pressing section 325, one side of the pressing section 325 is connected with the second turning end 324b, and the other opposite side is configured with an acute angle blade 326.
The edge 326 is characterized in that the electrical conductor 4 can be easily inserted after the insulating material 42 is stripped off, and the edge 326 can clamp the electrical conductor 4, so that the electrical conductor 4 is not easy to fall off, and the electrical conductor 4 is prevented from entering too deeply, thereby affecting the electrical conduction effect of the electrical conductor 4.
In addition, the deformation section 324 has a length greater than that of the pressing section 325, the pressing section 325 has a length less than 2mm, and the sharp angle of the blade 326 is 50-80 degrees, so that the electrical conductor 4 and the contact portion 331 are more tightly and firmly connected, and the electrical conductor is not easy to be pulled to cause disconnection.
Referring to fig. 2 and 3, the outer end 211 has a first section 211a, and the inner end 212 has a second section 212a smaller than the first section 211a, so as to form a gradually shrinking effect of the through hole, so that the electrical wires 4 can be more concentrated and force the spring plate 323 during the insertion process.
The multi-core electrical connector is characterized in that the electrical conductor 4 is inserted into the multi-core electrical connector 1 according to a wire inserting direction A, the wire inserting hole 21, the spring 323, the guide portion 213 and the contact portion 331 are sequentially contacted, and then the electrical conductor 4 is clamped together by the spring 323 and the contact portion 331.
The plug wire hole 21 is characterized in that a first section 214, a second section 215 and a third section 216 are sequentially formed according to the plug wire direction a, the first section 214 and the second section 215 are respectively provided with cone shapes with different taper angles, and the third section 216 is provided with a cylinder shape.
Referring to fig. 2 and 4, the terminal box 2 has a corner structure on its exterior, the corner structure is formed by matching with the shapes of the plurality of wire insertion holes 21 and the contact assembly 3, and the corner structure can facilitate force application when held by hand, and the multi-core electrical conductor connector 1 is not easy to slide when the electrical conductor 4 is inserted, so that the electrical conductor 4 is more convenient to insert.
In a preferred embodiment, referring to fig. 5A, when the multi-core electrical conductor connector 1 is inserted according to the wire insertion direction a, the electrical conductor 4 is inserted from the outer end 211 of the wire insertion hole 21, and when the electrical conductor 4 is inserted through the first section 214 and the second section 215, the electrical conductor 4 gradually concentrates in the plurality of wire insertion holes 21, and the electrical conductor 4 is not easily diverged in the plurality of wire insertion holes 21.
Referring to fig. 5B, when the electrical conductor 4 is inserted into the third section 216, the insulation 42 of the electrical conductor 4 is blocked by the second section 215, and only the conductive material 41 of the electrical conductor 4 is inserted into the third section 216.
Referring to fig. 6A, after the electrical wire 4 is inserted into the third section 216, the electrical wire 4 will first abut against the spring plate 323, the spring plate 323 will be lifted upwards when being pushed by the electrical wire 4, and the electrical wire 4 is bent downwards along the spring plate 323 after being subjected to the reaction force of the spring plate 323 because of the guiding space 213 b.
Referring to fig. 6B, when the electrical conductor 4 abuts against the guiding portion 213, the arc recess 213a keeps the electrical conductor 4 in the direction, so that the electrical conductor 4 can be smoothly guided to the inclined surface 331B of the contact portion 331 during the insertion process.
Referring to fig. 6C, when the electrical conductor 4 abuts against the inclined surface 331b, the electrical conductor 4 moves along the inclined surface 331b to the flat surface 331a, and after the electrical conductor 4 is inserted into the flat surface 331a, the spring plate 323 makes the clamping force of the clamping section 325 greater, and the blade 326 is used to clamp the electrical conductor 4, so that the electrical conductor 4 is not easy to loose.
The foregoing description and examples are merely exemplary in nature and are not intended to limit the scope of the present invention. It will be understood by those skilled in the art that various changes and substitutions can be made in the details and form of the technical solution of the present invention without departing from the spirit and scope of the invention, but these changes and substitutions fall within the scope of the present invention.
Claims (7)
1. A multi-conductor electrical lead connector comprising:
The terminal box is provided with a plurality of plug wire holes along a plug wire direction, and a stop space communicated with the plug wire holes is formed inside the terminal box, so that a plurality of electric wires with insulating materials removed can be respectively inserted into the stop space along the plug wire holes;
a contact assembly installed in the stopping space of the terminal box and configured with a plurality of terminal contacts arranged in a row and adjacent to each other, the contact assembly comprising a spring steel sheet and a bus member forming all the terminal contacts, the spring steel sheet having a lower edge portion connected with the bus member and an upper edge portion forming a plurality of windows aligned one to one with the positions of the plurality of wire insertion holes and respectively having a spring piece extending toward the lower edge portion;
the electric wire inserting device is characterized in that the plurality of wire inserting holes are provided with an outer side end and an inner side end positioned in the stop space, the outer side end is provided with a first section, and the inner side end is provided with a second section with an area smaller than that of the first section, so that the electric wire can apply force to the elastic sheet in a concentrated manner in the inserting process;
The terminal box is provided with a plurality of plug wire holes, a plurality of elastic sheet holes are respectively arranged on the inner side of the plug wire holes, the adjacent ends of the bus piece facing the plug wire holes are respectively extended with a plurality of contact parts aligned with the guide parts;
The contact part is provided with a flat surface parallel to the wire inserting direction and an inclined surface extending from the flat surface, and the bottommost position of the inclined surface is lower than the bottommost position of the arc recess.
2. The multi-conductor electrical lead connector of claim 1 wherein insertion of the electrical lead into the multi-conductor electrical lead connector according to a wire insertion direction sequentially contacts the wire insertion hole, the spring, the guide portion, and the contact portion, and the electrical lead is subsequently clamped together by both the spring and the contact portion.
3. The multi-conductor electrical wire connector of claim 2, wherein the wire insertion hole is formed with a first section, a second section and a third section in sequence according to the wire insertion direction, the first section and the second section are respectively provided with cone shapes with different taper angles, and the third section is provided with a cylinder shape.
4. The multi-conductor electrical lead connector of claim 1, wherein the guide portion and the contact portion have a separation distance therebetween to form a non-contact state.
5. The multi-conductor electrical lead connector of claim 1 wherein the spring has a deformed section and a pressed section, the deformed section having a first inflection end connected to the upper edge and a second inflection end connected to the pressed section, and one side of the pressed section is connected to the second inflection end and the other opposite side is configured with a blade exhibiting an acute angle.
6. The multi-conductor electrical lead connector of claim 1 wherein the terminal block comprises a housing and a cover, the housing being constructed of a transparent material and the cover being mounted to the housing in a set of removal directions, the set of removal directions being parallel to the wire insertion direction.
7. The multi-conductor electrical lead connector of claim 5 wherein the deformed section has a length greater than the pressed section and the pressed section has a length less than 2mm, and the sharp angle of the blade is between 50 degrees and 80 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010441274.XA CN113725632B (en) | 2020-05-22 | 2020-05-22 | Multi-core electrical wire connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010441274.XA CN113725632B (en) | 2020-05-22 | 2020-05-22 | Multi-core electrical wire connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113725632A CN113725632A (en) | 2021-11-30 |
| CN113725632B true CN113725632B (en) | 2025-02-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010441274.XA Active CN113725632B (en) | 2020-05-22 | 2020-05-22 | Multi-core electrical wire connector |
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| CN (1) | CN113725632B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117335217B (en) * | 2023-11-20 | 2024-05-07 | 江苏斯菲尔电气股份有限公司 | Wiring structure and electrical equipment adopting same |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210092387U (en) * | 2019-08-14 | 2020-02-18 | 金笔企业股份有限公司 | Electrical connector |
| CN211907723U (en) * | 2020-05-22 | 2020-11-10 | 金笔电子(东莞)有限公司 | Multicore Electrical Wire Connector |
-
2020
- 2020-05-22 CN CN202010441274.XA patent/CN113725632B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210092387U (en) * | 2019-08-14 | 2020-02-18 | 金笔企业股份有限公司 | Electrical connector |
| CN211907723U (en) * | 2020-05-22 | 2020-11-10 | 金笔电子(东莞)有限公司 | Multicore Electrical Wire Connector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113725632A (en) | 2021-11-30 |
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