CN115799874B - Crown spring connector - Google Patents
Crown spring connector Download PDFInfo
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- CN115799874B CN115799874B CN202310051927.7A CN202310051927A CN115799874B CN 115799874 B CN115799874 B CN 115799874B CN 202310051927 A CN202310051927 A CN 202310051927A CN 115799874 B CN115799874 B CN 115799874B
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Abstract
The invention relates to the technical field of connectors, in particular to a crown spring connector which comprises a connecting rod, a crown spring structure and a connecting seat, wherein a mounting groove is formed in one end, close to the connecting rod, of the connecting seat; the crown spring structure comprises an upper fixing ring, a connecting spring piece and a lower fixing ring, wherein the bottom end of the upper fixing ring is uniformly provided with the connecting spring piece, and the other end of the connecting spring piece is provided with the lower fixing ring; the number of the connecting spring pieces is 6, and the connecting spring pieces are uniformly distributed between the upper fixing ring and the lower fixing ring.
Description
Technical Field
The invention relates to the technical field of connectors, in particular to a crown spring connector.
Background
Some connectors in the prior art are electrically connected through the matching of a male head and a female head, namely, the connection and disconnection of a circuit are realized through the insertion and the disconnection between a connecting rod and a connecting seat, and in order to ensure that the connectors are convenient to detach and can be stably connected, crown springs are generally used in the connectors;
the crown spring structure of most crown spring connectors existing in the market at present is simple in design, and is generally formed by directly adopting a plurality of tightly arranged waist drum-shaped spring pieces, so that when a connecting rod is inserted, the connecting rod is required to overcome the pressure of the plurality of spring pieces simultaneously, and meanwhile, when the connecting rod is continuously inserted or extracted, the connecting rod can be extruded by the spring pieces, so that the connecting rod is inconvenient to insert and extract, and when the existing crown springs are in actual use, only one or a plurality of points on the spring pieces are in contact with the connecting rod, the actual conductive area is small and is unfavorable for stable electric connection, so that the crown spring connector is provided for the problems.
Disclosure of Invention
The invention aims to provide a crown spring connector to solve the problems that the existing crown spring connector is inconvenient to plug and unstable in connection.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the crown spring connector comprises a connecting rod, a crown spring structure and a connecting seat, wherein an installation groove is formed in one end, close to the connecting rod, of the connecting seat, the crown spring structure is installed on the inner side of the installation groove, one end, close to the connecting seat, of the connecting rod is arranged in a round angle mode, and one end of the connecting rod is installed on the inner sides of the connecting seat and the crown spring structure;
the crown spring structure comprises an upper fixing ring, a connecting spring piece and a lower fixing ring, wherein the bottom end of the upper fixing ring is uniformly provided with the connecting spring piece, and the other end of the connecting spring piece is provided with the lower fixing ring;
the number of the connecting spring pieces is 4-6, the connecting spring pieces are uniformly distributed between the upper fixing ring and the lower fixing ring, one side surface of the connecting spring piece, which is far away from the connecting rod, is in arc-shaped arrangement in the circumferential direction, and the diameter of a circle where the arc line of the side surface of the connecting spring piece is located is 0.3-0.8 times of the inner diameter of the upper fixing ring;
the lower fixing ring comprises connecting ring pieces, supporting spring pieces and guide pieces, the number of the connecting ring pieces is the same as that of the connecting spring pieces, the connecting ring pieces are arranged at the other end of the connecting spring pieces, the supporting spring pieces are arranged between the adjacent connecting ring pieces, and the guide pieces are arranged at one ends, close to the connecting spring pieces, of the supporting spring pieces;
the connecting ring piece is arranged in an arc shape, the inner diameter of the connecting ring piece is equal to the inner diameter of the upper fixing ring, and the outer side of the connecting ring piece is uniformly provided with protruding blocks;
the outer side of the guide piece is arc-shaped, one end outer side of the guide piece coincides with one end outer side of the supporting spring piece, an adjusting groove is formed in the middle of the guide piece, and the width of the adjusting groove away from one side of the supporting spring piece is larger than that of the adjusting groove close to one side of the supporting spring piece.
Preferably, the four end points on the top side of the connecting spring piece are all fixed on the bottom end surface of the upper fixing ring.
Preferably, the connecting spring piece is wholly in an arc-shaped arrangement, a groove is formed in one side of the upper end portion of the connecting spring piece, and the edge of the groove wall on one side of the groove coincides with the edge of the arc-shaped surface, close to one side of the connecting rod, of the connecting spring piece.
Preferably, a scraper is installed on one side of the middle part of the connecting spring piece, and the inner side of the scraper is in arc-shaped arrangement.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the connecting spring piece contacts with the connecting rod through the arc surface of the connecting spring piece, so that the resistance of the connecting rod during plugging is reduced on the premise of ensuring better electric connection with the connecting rod, and the connecting rod is more stable and convenient in actual use;
2. according to the invention, through the grooves and the scrapers, the oxide layer on the outer side of the connecting rod can be scraped when the connecting rod is actually inserted and pulled, so that more stable electrical connection is ensured;
3. according to the invention, through the lower fixing ring, when in actual use, the connecting ring piece and the convex block are extruded by the connecting rod to enhance the friction force between the crown spring structure and the connecting seat, so that the crown spring structure is prevented from being pulled out of the connecting seat together when the connecting rod is pulled out.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a cross-sectional view of FIG. 1 of the present invention;
FIG. 3 is a schematic view of the overall crown spring structure of the present invention;
FIG. 4 is a top view of FIG. 3 in accordance with the present invention;
FIG. 5 is a schematic view of the structure of FIG. 3A according to the present invention;
fig. 6 is a schematic diagram of the structure of fig. 3B according to the present invention.
In the figure: 1. a connecting rod; 2. a crown spring structure; 21. an upper fixing ring; 22. a connecting spring piece; 23. a lower fixing ring; 231. a connecting ring piece; 232. a support spring piece; 233. a guide piece; 234. an adjustment tank; 235. a bump; 24. a groove; 25. a scraper; 3. a connecting seat; 4. and a mounting groove.
Detailed Description
Example 1: referring to fig. 1-6, the present invention provides a technical solution:
the utility model provides a crown spring connector, including connecting rod 1, crown spring structure 2 and connecting seat 3, connecting seat 3 has seted up mounting groove 4 near the one end of connecting rod 1, crown spring structure 2 is installed to the inboard of mounting groove 4, connecting rod 1 is the fillet setting near the one end of connecting seat 3, connecting rod 1's one end is installed in connecting seat 3 and the inboard of crown spring structure 2, when in actual use, at first install crown spring structure 2 to the mounting groove 4 inboard of connecting seat 3, then insert connecting rod 1 in connecting seat 3 and the crown spring structure 2 of connecting seat 3 inboard can;
the crown spring structure 2 comprises an upper fixing ring 21, a connecting spring piece 22 and a lower fixing ring 23, wherein the bottom end of the upper fixing ring 21 is uniformly provided with the connecting spring piece 22, and the other end of the connecting spring piece 22 is provided with the lower fixing ring 23; the number of the connecting spring pieces 22 is 6, the connecting spring pieces 22 are uniformly distributed between the upper fixing ring 21 and the lower fixing ring 23, one side surface of the connecting spring piece, which is far away from the connecting rod, is in arc-shaped arrangement in the circumferential direction, and the diameter of a circle where the arc line of the side surface of the connecting spring piece 22 is located is 0.5 times of the inner diameter of the upper fixing ring 21; the lower fixing ring 23 comprises connecting ring pieces 231, supporting spring pieces 232 and guide pieces 233, the number of the connecting ring pieces 231 is the same as that of the connecting spring pieces 22, the connecting ring pieces 231 are arranged at the other end of the connecting spring pieces 22, the supporting spring pieces 232 are arranged between the adjacent connecting ring pieces 231, and the guide pieces 233 are arranged at one end, close to the connecting spring pieces 22, of the supporting spring pieces 232; when the connecting rod 1 is inserted into the crown spring structure 2, the connecting rod 1 passes through the upper fixing ring 21, and then the connecting rod 1 starts to extrude the connecting spring piece 22 outwards, so that the middle part of the connecting spring piece 22 is outwards opened, the connecting spring piece 22 is attached to the outer side of the connecting rod 1 along with continuous insertion of the connecting rod 1, so that the connecting spring piece 22 in the crown spring structure 2 and the connecting rod 1 are better attached, and stable electric connection effect is guaranteed, then the connecting rod 1 can extrude the guide piece 233 along with continuous insertion of the connecting rod 1, the connecting rod 1 can extrude the supporting spring piece 232 through the guide of the guide piece 233, and then the connecting ring piece 231 can extrude the connecting seat 3 through the connecting ring piece 231, so that the crown spring structure 2 can be better attached to the connecting seat 3, the crown spring structure 2 can not be detached from the connecting seat 3, and the mounting stability of the connecting rod 1 can be guaranteed through extruding the supporting spring piece 232 of the connecting rod 1;
four end points on the top side of the connecting spring piece 22 are fixed on the bottom end surface of the upper fixing ring 21, and the arrangement ensures that the connecting rod 1 can be stably inserted into the inner side of the crown spring structure 2, and ensures that the connecting spring piece 22 cannot interfere with the movement of the connecting rod 1; the connecting spring piece 22 is arranged in an arc shape as a whole, and the two sides of the connecting spring piece 22 are used as force points, so that the connecting spring piece 22 can be well attached to the connecting rod 1, the contact area between the connecting spring piece 22 and the connecting rod 1 is increased, and the stability of electric connection is ensured; the upper end part of the connecting spring piece 22 is provided with a groove 24, the edge of the groove wall at one side of the groove 24 coincides with the edge of the arc-shaped surface of the connecting spring piece 22, which is close to one side of the connecting rod 1, and the connecting spring piece 22 can scrape the outer side of the connecting rod 1 when the connecting rod 1 is inserted, so that the oxide layer on the connecting rod 1 is removed, and the stability of electric connection is ensured; a scraper 25 is arranged on one side of the middle part of the connecting spring piece 22, and the inner side of the scraper 25 is arc-shaped, so that when the connecting rod 1 can be inserted into the scraper, the oxidation layer on the outer side of the connecting rod 1 can be scraped by rotating the connecting rod 1;
the connecting ring piece 231 is in an arc shape, the inner diameter of the connecting ring piece 231 is equal to the inner diameter of the upper fixing ring 21, the same specification and size between the upper fixing ring 21 and the lower fixing ring 23 are guaranteed through the arrangement, the connecting ring piece 231 is convenient to use, the outer side of the connecting ring piece 231 is uniformly provided with the protruding blocks 235, and the friction force between the crown spring structure 2 and the connecting seat 3 can be increased through the arrangement, so that the installation and use stability of the crown spring structure 2 are guaranteed; the arc setting is personally submitted to the outside of deflector 233, and deflector 233 one end outside and the outside coincidence of support spring piece 232's one end, and this kind can play better guide effect, avoids support spring piece 232 to hinder the male condition of connecting rod 1, and the mid portion of deflector 233 is equipped with adjustment groove 234 separately, and the width that adjustment groove 234 kept away from support spring piece 232 one side is greater than the width that adjustment groove 234 is close to support spring piece 232 one side, and this kind of setting can effectually reduce deflector 233 effort, the insertion of connecting rod 1 of being convenient for.
The principles and embodiments of the present invention have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present invention and its core ideas. The foregoing is merely illustrative of the preferred embodiments of this invention, and it is noted that there is objectively no limit to the specific structure disclosed herein, since numerous modifications, adaptations and variations can be made by those skilled in the art without departing from the principles of the invention, and the above-described features can be combined in any suitable manner; such modifications, variations and combinations, or the direct application of the inventive concepts and aspects to other applications without modification, are contemplated as falling within the scope of the present invention.
Claims (4)
1. The utility model provides a crown spring connector, includes connecting rod (1), crown spring structure (2) and connecting seat (3), its characterized in that: the connecting seat (3) is provided with a mounting groove (4) at one end close to the connecting seat (1), the inner side of the mounting groove (4) is provided with a crown spring structure (2), one end of the connecting seat (3) close to the connecting seat (1) is provided with a round corner, and one end of the connecting seat (1) is arranged at the inner sides of the connecting seat (3) and the crown spring structure (2);
the crown spring structure (2) comprises an upper fixing ring (21), a connecting spring piece (22) and a lower fixing ring (23), wherein the bottom end of the upper fixing ring (21) is uniformly provided with the connecting spring piece (22), and the other end of the connecting spring piece (22) is provided with the lower fixing ring (23);
the number of the connecting spring pieces (22) is 4-6, the connecting spring pieces (22) are uniformly distributed between the upper fixing ring (21) and the lower fixing ring (23), one side surface of the connecting spring pieces (22) far away from the connecting rod (1) is in arc-shaped arrangement in the circumferential direction, and the diameter of a circle where the arc line of the side surface of the connecting spring pieces (22) is located is 0.3-0.8 times of the inner diameter of the upper fixing ring (21);
the lower fixing ring (23) comprises connecting ring pieces (231), supporting spring pieces (232) and guide pieces (233), the number of the connecting ring pieces (231) is the same as that of the connecting spring pieces (22), the connecting ring pieces (231) are arranged at the other ends of the connecting spring pieces (22), the supporting spring pieces (232) are arranged between the adjacent connecting ring pieces (231), and the guide pieces (233) are arranged at one ends, close to the connecting spring pieces (22), of the supporting spring pieces (232);
the connecting ring piece (231) is arranged in an arc shape, the inner diameter of the connecting ring piece (231) is equal to the inner diameter of the upper fixing ring (21), and the outer side of the connecting ring piece (231) is uniformly provided with a bump (235);
the outside of guide piece (233) is the arc setting, guide piece (233) one end outside and the outside coincidence of one end of supporting spring piece (232), the mid portion of guide piece (233) is equipped with adjustment groove (234) separately, and the width that support spring piece (232) one side was kept away from to adjustment groove (234) is greater than the width that adjustment groove (234) is close to support spring piece (232) one side.
2. A crown spring connector according to claim 1, wherein: four end points of the top side of the connecting spring piece (22) are fixed on the bottom end surface of the upper fixing ring (21).
3. A crown spring connector according to claim 1, wherein: the connecting spring piece (22) is integrally arranged in an arc shape, a groove (24) is formed in one side of the upper end part of the connecting spring piece (22), and the edge of the groove wall on one side of the groove (24) coincides with the edge of the arc-shaped surface, close to the circumference, of one side of the connecting rod (1), of the connecting spring piece (22).
4. A crown spring connector according to claim 1, wherein: a scraper (25) is arranged on one side of the middle part of the connecting spring piece (22), and the inner side of the scraper (25) is in an arc shape.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202310051927.7A CN115799874B (en) | 2023-02-02 | 2023-02-02 | Crown spring connector |
Applications Claiming Priority (1)
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CN202310051927.7A CN115799874B (en) | 2023-02-02 | 2023-02-02 | Crown spring connector |
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CN115799874A CN115799874A (en) | 2023-03-14 |
CN115799874B true CN115799874B (en) | 2023-05-16 |
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CN202310051927.7A Active CN115799874B (en) | 2023-02-02 | 2023-02-02 | Crown spring connector |
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Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN116799539B (en) * | 2023-08-16 | 2023-10-27 | 深圳欧晟科连接技术有限公司 | Crown spring capable of reducing insertion force of docking plug |
CN117996486B (en) * | 2024-04-03 | 2024-06-11 | 成都速易联芯科技有限公司 | Short-size crown spring power connector |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103094749A (en) * | 2011-10-31 | 2013-05-08 | 李尔公司 | Electrical terminal and receptacle assembly |
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JP3400561B2 (en) * | 1994-09-06 | 2003-04-28 | 矢崎総業株式会社 | Female terminal |
US6860768B2 (en) * | 2000-09-15 | 2005-03-01 | Alcoa Fujikura Limited | Combination sleeve and spring cage incorporated into a one-piece female terminal for interengaging a corresponding male terminal and method of configuring such a sleeve and spring cage from a blank shape |
CN103545637A (en) * | 2013-10-29 | 2014-01-29 | 北京格林吉能源科技有限公司 | Leaf spring and electric connector |
FR3051078B1 (en) * | 2016-05-03 | 2018-09-21 | Eaxtron | SLEEVE FOR FEMALE CONTACT, CONNECTOR USING SLEEVE, AND METHOD OF MANUFACTURING SAME. |
CN109638511A (en) * | 2018-12-18 | 2019-04-16 | 江苏万帮德和新能源科技股份有限公司 | A kind of limit property hat spring mounting structure that is good, facilitating fractionation |
TWM598551U (en) * | 2020-03-05 | 2020-07-11 | 連展科技股份有限公司 | Power connector with crown spring |
CN217182468U (en) * | 2022-05-18 | 2022-08-12 | 瀚荃电子(东莞)有限公司 | Crown spring connector made of dissimilar metal material |
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Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103094749A (en) * | 2011-10-31 | 2013-05-08 | 李尔公司 | Electrical terminal and receptacle assembly |
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