CN217182468U - Crown spring connector made of dissimilar metal material - Google Patents
Crown spring connector made of dissimilar metal material Download PDFInfo
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- CN217182468U CN217182468U CN202221198857.5U CN202221198857U CN217182468U CN 217182468 U CN217182468 U CN 217182468U CN 202221198857 U CN202221198857 U CN 202221198857U CN 217182468 U CN217182468 U CN 217182468U
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- metal material
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Abstract
The utility model discloses a crown spring connector composed of dissimilar metal materials. The crown spring connector includes a hollow sleeve and a conductive terminal assembly. A conductive terminal assembly is disposed within the hollow sleeve. The conductive terminal assembly comprises two metal material belts and a plurality of metal leads. The metal wires are connected between the two metal material belts and are arranged at fixed intervals. Each metal material belt comprises a plurality of clamping parts. Each metal conducting wire comprises a first fixing section and a second fixing section, the first fixing section is fixed in one of the clamping parts of one metal material belt, and the second fixing section is fixed in one of the clamping parts of the other metal material belt. The materials of the two metal material belts are different from those of the plurality of metal wires. Therefore, the utility model discloses reduced material and processing cost from this has been reached to promote the structural strength of connector and the effect of electric conductivity.
Description
Technical Field
The present invention relates to a crown spring connector, and more particularly to a crown spring connector made of a dissimilar metal material.
Background
Crown spring connectors are generally divided into plug type crown spring connectors (i.e., male pins) and socket type crown spring connectors (i.e., female pins). In the case of a socket type crown spring connector, it includes a hollow sleeve and a crown spring terminal disposed inside the hollow sleeve. The prior art crown spring type terminal is usually formed by processing a metal plate into two metal rings and a plurality of elastic springs bridging between the two metal rings, which is complicated in structure and requires high processing cost.
Therefore, how to reduce the manufacturing cost by improving the structural design to overcome the above-mentioned drawbacks has become one of the important issues to be solved in this field.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved of the present invention is to provide a crown spring connector made of a dissimilar metal material, which includes a hollow sleeve and a conductive terminal assembly. A conductive terminal assembly is disposed within the hollow sleeve. The conductive terminal assembly comprises two metal material belts and a plurality of metal wires, the metal wires are connected between the two metal material belts and are arranged at fixed intervals, each metal material belt comprises a plurality of clamping parts, each metal wire comprises a first fixing section and a second fixing section, the first fixing section is fixed to one clamping part of one metal material belt, and the second fixing section is fixed to one clamping part of the other metal material belt. The materials of the two metal material belts are different from those of the plurality of metal wires.
Preferably, the conductive terminal assembly is cylindrical and defines an axis, and each metal wire further has an intermediate section located between the first fixing section and the second fixing section, and the intermediate section is bent toward the axis.
Preferably, the middle sections of the plurality of metal wires are further bent in a clockwise direction.
Preferably, the middle sections of the plurality of metal wires are further bent in a counter-clockwise direction.
Preferably, each metal tape comprises a tape body and a plurality of cantilevers, the cantilevers are connected to the tape body and extend along the axis, each cantilever is located between two adjacent metal wires, and a free end of each cantilever is bent toward the axis.
Preferably, each clamping portion comprises a first metal sheet, two ends of the first metal sheet are respectively connected to a belt body of one metal material belt, and a through hole is formed between the first metal sheet and the belt body.
Preferably, each metal wire passes through two corresponding through holes of the two metal tapes along the first direction.
Preferably, the material belt body of each metal material belt forms a plurality of corresponding first gaps and a plurality of second gaps that correspond a plurality of first gaps respectively, and each clamping part has first metal tablet and second metal tablet, and the one end of first metal tablet is connected in the one side edge of a first gap in a plurality of first gaps, and the one end of second metal tablet is connected in the one side edge of corresponding second gap.
Preferably, each metal wire is arranged in the second direction at two clamping parts of the two metal material belts, so that the first fixing section of each metal wire is used for being pressed between the material belt body of one metal material belt and the first metal material sheet and the second metal material sheet of the clamping part, and the second fixing section of each metal wire is used for being pressed between the material belt body of the other metal material belt and the first metal material sheet and the second metal material sheet of the clamping part; wherein the second direction is perpendicular to the first direction.
Preferably, the material of the metal material strap is copper alloy, and the material of the metal wire is red copper.
The beneficial effects of the utility model reside in that, the utility model provides a hat spring connector of constituteing by dissimilar metal material, it can utilize different materials to assemble into hat spring connector through the technical scheme that "conductive terminal subassembly includes two metal material areas and a plurality of wire" and "the material in two metal material areas is different with the material of a plurality of wire", reduces material and processing cost from this to can also further promote the structural strength and the electric conductivity of connector with the help of the selection of different materials.
For a better understanding of the features and technical content of the present invention, reference should be made to the following detailed description and accompanying drawings, which are provided for purposes of illustration and description, and are not intended to limit the invention.
Drawings
Fig. 1 is a perspective view of a crown spring connector according to a first embodiment of the present invention.
Fig. 2 is an exploded view of a crown spring connector according to a first embodiment of the present invention.
Fig. 3 is a schematic top view of a conductive terminal assembly of a crown spring connector according to a first embodiment of the present invention.
Fig. 4 is a schematic view of the conductive terminal assembly of the crown spring connector according to the first embodiment of the present invention when it is spread out.
Fig. 5 is a step diagram illustrating an assembly manner of the conductive terminal assembly of the crown spring connector according to the first embodiment of the present invention.
Fig. 6 is a schematic step diagram illustrating another assembly method of the conductive terminal assembly of the crown spring connector according to the first embodiment of the present invention.
Fig. 7 is a perspective view of a crown spring connector according to a second embodiment of the present invention.
Fig. 8 is an exploded view of a crown spring connector according to a second embodiment of the present invention.
Fig. 9 is a schematic top view of a conductive terminal assembly of a crown spring connector according to a second embodiment of the present invention.
Fig. 10 is a perspective view of a crown spring connector according to a third embodiment of the present invention.
Fig. 11 is an exploded view of a crown spring connector according to a third embodiment of the present invention.
Fig. 12 is a schematic top view of a conductive terminal assembly of a crown spring connector according to a third embodiment of the present invention.
Fig. 13 is a schematic view of a conductive terminal assembly of a crown spring connector according to a third embodiment of the present invention when spread.
Detailed Description
The following is a description of the embodiments of the present invention relating to the "crown spring connector made of dissimilar metal material" by specific embodiments, and those skilled in the art can understand the advantages and effects of the present invention from the disclosure of the present invention. The present invention may be practiced or carried out in other different embodiments, and various modifications and changes may be made in the details of this description based on the different points of view and applications without departing from the spirit of the present invention. The drawings of the present invention are merely schematic illustrations, and are not drawn to scale, but are described in advance. The following embodiments will further explain the related art of the present invention in detail, but the disclosure is not intended to limit the scope of the present invention.
It will be understood that, although the terms first, second, third, etc. may be used herein to describe various elements, these elements should not be limited by these terms. These terms are used primarily to distinguish one element from another. In addition, the term "or" as used herein should be taken to include any one or combination of more of the associated listed items as the case may be.
First embodiment
Referring to fig. 1 and 2, fig. 1 is a schematic perspective view of a crown spring connector according to a first embodiment of the present invention, and fig. 2 is an exploded schematic view of the crown spring connector according to the first embodiment of the present invention. The utility model discloses a first embodiment provides a crown spring connector M1, and it includes: a hollow sleeve 1 and a conductive terminal assembly 2, the conductive terminal assembly 2 is a crown spring terminal. The conductive terminal assembly 2 is disposed in the hollow sleeve 1, the hollow sleeve 1 has a first socket 10, and the conductive terminal assembly 2 is hollow cylindrical and forms a second socket 20. When the conductive terminal assembly 2 is disposed in the hollow sleeve 1, the first receptacle 10 is communicated with the second receptacle 20. Specifically, the crown spring connector M1 provided by the present invention is a socket type crown spring connector, which can be inserted into the first socket 10 and the second socket 20 of the crown spring connector M1 of the present invention via another plug terminal (not shown), and electrically contact with the hollow sleeve 1 and the conductive terminal assembly 2, so as to perform current transmission.
Referring to fig. 2 to 4, fig. 3 is a schematic top view of a conductive terminal assembly of a crown spring connector according to a first embodiment of the present invention, and fig. 4 is a schematic diagram of the conductive terminal assembly of the crown spring connector according to the first embodiment of the present invention when it is spread out. The conductive terminal assembly 2 includes two metal tapes 21 and a plurality of metal wires 22, and the plurality of metal wires 22 are connected between the two metal tapes 21 and arranged at fixed intervals. Each metal tape 21 includes a plurality of clamping portions 211. Each of the metal wires 22 includes a first fixed section 221, a second fixed section 222, and an intermediate section 223, wherein the intermediate section 223 is connected between the first fixed section 221 and the second fixed section 222.
It is worth mentioning that the material of the two metal strips 21 is different from the material of the plurality of metal wires 22. For example, the two metal strips 21 may be made of copper alloy, such as copper-zinc alloy (brass), copper-tin alloy (bronze), or copper-nickel alloy (cupronickel), etc., and the plurality of metal wires 22 may be made of red copper (i.e., red copper). The crown spring terminal in the prior art is integrally formed by directly processing a metal sheet, so that redundant materials are inevitably wasted in the processing process. In contrast, the conductive terminal assembly 2 of the present invention is assembled by selecting different materials, that is, each metal strip 21 and each metal wire 22 are formed separately, so that there is no waste of extra material. Furthermore, the present invention can improve the overall structural strength by selecting copper alloy to make two metal material strips 21, and by selecting red copper to make a plurality of metal wires 22 to improve the conductivity. As shown in fig. 2 and 3, since the conductive terminal assembly 2 has a cylindrical shape, an axis L can be defined along a radial direction of the cylindrical shape, and the middle section 223 of each metal wire 22 is bent toward the axis L. In other words, in the present embodiment, the conductive terminal assembly 2 of the crown spring connector M1 is a retractable crown spring terminal.
The utility model discloses do not regard the mode of equipment as the restriction, for example can divide into horizontal assembly mode and perpendicular assembly mode. Fig. 5 is a schematic view illustrating a step of assembling a conductive terminal assembly of a crown spring connector according to a first embodiment of the present invention. Each of the clamping portions 211 includes a first metal sheet 2111, and both ends of the first metal sheet 2111 are respectively connected to a strip body 212 of the metal strip 21. A through hole 2110 is formed between the first metal material sheet 2111 and the material tape body 212. When the two metal tapes 21 and the plurality of metal wires 22 are assembled into the conductive terminal assembly 2, each metal wire 22 first passes through the corresponding two through holes 2110 of the two metal tapes 21 along a first direction D1 for positioning, then the first fixing section 221 is press-fitted and fixed to one of the clamping portions 211 of one metal tape 21, and the second fixing section 222 is press-fitted and fixed to one of the clamping portions 211 of the other metal tape 21. The first direction D1 is parallel to the X-axis direction, i.e., parallel to the arrangement direction of the two corresponding clamping portions 211 of the two metal strips 21.
In addition, referring to fig. 6 for a vertical assembly, fig. 6 is a schematic step diagram of another assembly method of the conductive terminal assembly of the crown spring connector according to the first embodiment of the present invention. A plurality of first notches 2113 corresponding to each of the plurality of first notches 2113 and a plurality of second notches 2114 corresponding to the plurality of first notches 2113 are formed in a tape body 212 of each metal tape 21, each clamping portion 211 has a first metal sheet 2111 and a second metal sheet 2112, one end of the first metal sheet 2111 is connected to one side edge of one of the plurality of first notches 2113, and one end of the second metal sheet 2112 is connected to one side edge of the corresponding second notch 2114.
As mentioned above, the first fixing section 221 and the second fixing section 222 of each metal wire 22 are respectively placed in the two clamping portions 211 of the two metal tapes 21 along the second direction D2 for positioning, then the first fixing section 221 of each metal wire 22 is fixed between the tape body 212 of one metal tape 21 and the first metal material sheet 2111 and the second metal material sheet 2112 of the clamping portion 211 by pressing, and the second fixing section 222 of each metal wire 22 is fixed between the tape body 212 of the other metal tape 21 and the first metal material sheet 2111 and the second metal material sheet 2112 of the clamping portion 211 by pressing. The second direction D2 is parallel to the Z-axis direction (perpendicular to the first direction D1), i.e., perpendicular to the arrangement direction of the two corresponding clamping portions 211 of the two metal strips 21.
Second embodiment
Referring to fig. 7 to 9, fig. 7 is a schematic perspective view of a crown spring connector according to a second embodiment of the present invention, fig. 8 is an exploded schematic view of the crown spring connector according to the second embodiment of the present invention, and fig. 9 is a schematic top view of a conductive terminal assembly of the crown spring connector according to the second embodiment of the present invention. This embodiment provides a crown spring connector M2, and the crown spring connector M2 has a similar structure to the crown spring connector M1 of the first embodiment, and the similarities are not described again. The crown spring connector M2 of the present embodiment is different from the crown spring connector M1 of the first embodiment in that the intermediate sections 223 of the plurality of metal wires 22 of the crown spring connector M2 are further bent in a biased manner in the counterclockwise direction (the third direction D3 in fig. 9).
Specifically, the two metal tapes 21 and the plurality of metal wires 22 can be assembled into the conductive terminal assembly 2 of the crown spring connector M1, and then the two metal tapes 21 are rotated relatively to bend the middle sections 223 of the plurality of metal wires 22, so as to form the conductive terminal assembly 2 of the crown spring connector M2. In other words, in the present embodiment, the conductive terminal assembly 2 in the crown spring connector M2 is a crown spring terminal of an inward-retracting type. It should be noted that the present invention is not limited to the bending direction of the middle sections 223 of the plurality of metal wires 22, and in other embodiments, the middle sections 223 of the plurality of metal wires 22 can also be bent in a clockwise direction. The crown spring connector M2 of the present embodiment can increase the contact area between the conductive terminal assembly 2 and the external plug terminal during plugging by the metal wires 22 bent in a biased manner, and enhance the clamping force of the conductive terminal assembly 2 to the external plug terminal to improve the stability during plugging.
Third embodiment
Referring to fig. 10 to 13, fig. 10 is a schematic perspective view of a crown spring connector according to a third embodiment of the present invention, fig. 11 is a schematic exploded view of the crown spring connector according to the third embodiment of the present invention, fig. 12 is a schematic top view of a conductive terminal assembly of the crown spring connector according to the third embodiment of the present invention, and fig. 13 is a schematic diagram of the conductive terminal assembly of the crown spring connector according to the third embodiment of the present invention when it is spread out. This embodiment provides a crown spring connector M3, and the crown spring connector M3 has a similar structure to the crown spring connector M1 of the first embodiment, and the similarities are not described again. The crown spring connector M3 of the present embodiment is different from the crown spring connector M1 of the first embodiment in that the metal tape 21 of the conductive terminal assembly 2 of the crown spring connector M3 includes a plurality of cantilevers 213 in addition to the clamping portion 211 and the tape body 212. The plurality of cantilevers 213 and the plurality of metal wires 22 are elastic. A plurality of cantilevers 213 are connected to the tape body 212 and extend along the axis L, and each cantilever 213 is located between two adjacent metal wires 22. Specifically, each cantilever 213 extends along the axis L, and each cantilever 213 has two ends, one end of which is connected to the tape body 212, and the other end of which is a free end 213E, wherein the free end 213E is bent toward the axis L.
As described above, when the external plug terminal is plugged into the crown spring connector M3, the free ends 213E of the cantilevers 213 of the conductive terminal assembly 2 and the middle sections 223 of the metal wires 22 all contact the plug terminal. The utility model discloses with the help of the structural design of a plurality of cantilevers 213, increase the contact point between the conductive terminal subassembly 2 of crown spring connector M3 and the outside plug terminal for when crown spring connector M3 and outside plug terminal carry out the plug electrically conductive, reduce the phenomenon that takes place the arc discharge (commonly known as the spark) of the interlude 223 of a plurality of wire 22, in order to protect a plurality of wire 22. Further, because arc discharge can make the metal surface oxidation, and then influence conductivity, consequently the utility model discloses with the help of the structural design of a plurality of cantilevers 213, make conductive terminal assembly 2 take place arc discharge's position by the timely transfer of interlude 223 of wire 22 to cantilever 213, reduce the probability that arc discharge takes place at the interlude 223 of wire 22.
Advantageous effects of the embodiments
The beneficial effects of the utility model reside in that, the utility model provides a hat spring connector of constituteing by dissimilar metal material, it utilizes conductive terminal subassembly 2 to comprise two metal material areas 21 and a plurality of metal wire 22 at least, comes reduce material and processing cost. Furthermore, the utility model provides a crown spring connector by the dissimilar metal material is constituteed still with the help of the selection of different materials, makes the material of metal material area 21 different with the material of metal wire 22, further promotes the structural strength and the electric conductivity of connector.
Furthermore, because the prior art crown spring terminal is integrally formed by directly processing a metal sheet, excessive material is inevitably wasted in the processing process. In contrast, the conductive terminal assembly 2 of the present invention is assembled by selecting different materials, that is, each metal strip 21 and each metal wire 22 are formed separately, so that there is no waste of extra material. Furthermore, the present invention can improve the overall structural strength by selecting copper alloy to make two metal material strips 21, and by selecting red copper to make a plurality of metal wires 22 to improve the conductivity.
The above disclosure is only a preferred and feasible embodiment of the present invention, and is not intended to limit the scope of the claims of the present invention, so that all the equivalent technical changes made by the contents of the specification and the drawings are included in the scope of the claims of the present invention.
Claims (10)
1. A crown spring connector composed of a dissimilar metal material, the crown spring connector composed of a dissimilar metal material comprising:
a hollow sleeve; and
the conductive terminal assembly is arranged in the hollow sleeve and comprises two metal material belts and a plurality of metal wires, the metal wires are connected between the two metal material belts and are arranged at fixed intervals, each metal material belt comprises a plurality of clamping parts, each metal wire comprises a first fixing section and a second fixing section, the first fixing section is fixed in one of the clamping parts of one metal material belt, and the second fixing section is fixed in one of the clamping parts of the other metal material belt;
the two metal material belts are made of materials different from the metal wires.
2. The crown spring connector of claim 1, wherein said terminal assembly is cylindrical in shape and defines an axis, each of said metal conductors further having an intermediate section between said first and second fixed sections, said intermediate section being bent toward said axis.
3. A crown spring connector of dissimilar metal materials according to claim 2, wherein said intermediate sections of said plurality of metal conductors are further biased in a clockwise direction.
4. A crown spring connector of dissimilar metal materials according to claim 2, wherein said intermediate sections of said plurality of metal conductors are further biased to bend in a counter-clockwise direction.
5. A crown spring connector made of dissimilar metal materials according to claim 2, wherein each of said metal strips includes a strip body and a plurality of cantilevers connected to said strip body and extending along said axis, each of said cantilevers is located between two adjacent metal wires, and a free end of each of said cantilevers is bent toward said axis.
6. A crown spring connector of dissimilar metal materials according to claim 1, wherein each of said clamping portions comprises a first metal sheet having both ends connected to a material strip body of one of said metal material strips, respectively, and a through hole is formed between said first metal sheet and said material strip body.
7. The crown spring connector composed of dissimilar metal materials according to claim 6, wherein each of said metal wires passes through corresponding two of said through holes of two of said metal strips in a first direction.
8. A crown spring connector made of dissimilar metal materials according to claim 7, wherein a material tape body of each of said metal material tapes is formed with a plurality of corresponding first notches and a plurality of second notches corresponding to the plurality of first notches, respectively, each of said holding portions has a first metal piece and a second metal piece, one end of said first metal piece is connected to a side edge of one of said plurality of first notches, and one end of said second metal piece is connected to a side edge of the corresponding second notch.
9. A crown spring connector composed of a dissimilar metal material according to claim 8, wherein each of said metal wires is provided in a second direction to two of said clamping portions of two of said metal material tapes, with said first fixing section of each of said metal wires being adapted to be crimped between said tape body of one of said metal material tapes and said first and second metal pieces of said clamping portion, and with said second fixing section of each of said metal wires being adapted to be crimped between said tape body of the other of said metal material tapes and said first and second metal pieces of said clamping portions; wherein the second direction is perpendicular to the first direction.
10. The crown spring connector composed of a dissimilar metal material according to claim 1, wherein a material of the metal material tape is a copper alloy, and a material of the metal wire is red copper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221198857.5U CN217182468U (en) | 2022-05-18 | 2022-05-18 | Crown spring connector made of dissimilar metal material |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221198857.5U CN217182468U (en) | 2022-05-18 | 2022-05-18 | Crown spring connector made of dissimilar metal material |
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| Publication Number | Publication Date |
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| CN217182468U true CN217182468U (en) | 2022-08-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202221198857.5U Active CN217182468U (en) | 2022-05-18 | 2022-05-18 | Crown spring connector made of dissimilar metal material |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115799874A (en) * | 2023-02-02 | 2023-03-14 | 陕西四菱电子科技股份有限公司 | Crown spring connector |
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2022
- 2022-05-18 CN CN202221198857.5U patent/CN217182468U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115799874A (en) * | 2023-02-02 | 2023-03-14 | 陕西四菱电子科技股份有限公司 | Crown spring connector |
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