CN210926411U - Circular terminal for high-current connection - Google Patents
Circular terminal for high-current connection Download PDFInfo
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- CN210926411U CN210926411U CN201922317459.5U CN201922317459U CN210926411U CN 210926411 U CN210926411 U CN 210926411U CN 201922317459 U CN201922317459 U CN 201922317459U CN 210926411 U CN210926411 U CN 210926411U
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Abstract
The utility model relates to a round terminal for heavy current connection, which comprises a high-voltage male end plug and a high-voltage female end plug which are matched; the high-voltage male plug comprises a male wiring part, a male connecting part and a male plugging part; the male end inserting part is cylindrical, a raised metal elastic sheet is arranged on the periphery of the male end inserting part, and the metal elastic sheet is matched with the male end inserting part; the metal elastic sheet is provided with a contact belt, and the contact belt is bent outwards; the high-voltage female end plug comprises a female end wiring part, a female end connecting part and a female end plugging part; the female end plugging part is cylindrical, a terminal circular ring inner hole is formed in the upper end of the female end plugging part, and a positioning column is arranged in the center of the terminal circular ring inner hole; the contact belt is matched with an inner hole of the terminal circular ring; the metal elastic sheet is integrally in a lantern shape. The utility model discloses the terminal that can the heavy current be connected, simple structure is reasonable, and the plug is convenient, and public female end plug laminating area is big, safe and reliable.
Description
Technical Field
The utility model relates to a circular terminal especially relates to a circular terminal for heavy current is connected.
Background
Connectors, also called connectors, are also known domestically as connectors and sockets, and generally refer to electrical connectors, i.e. devices that connect two active devices, transmitting current or signals. The connector has the advantages of simplifying the assembly process of electronic products, being easy to maintain, convenient to upgrade, flexible in design and the like, and is more and more widely applied in daily life of people.
At present the application of heavy current is more and more under high voltage, high-voltage connector requires to guarantee under the very little condition of contact resistance after public end plug and female end plug are pegged graft, the mutual contact's of public female end silvered film microscopic region has sufficient area of contact, but current heavy current connecting terminal is the cylindricality basically, the cost is higher, the volume is great, the structure is complicated, and often behind the high current contact point through public female end, because microcosmic area of contact is limited, can produce high temperature in the part, public female end silvered film suffers destruction, lead to the contact resistance grow, the mutual contact's of public female end silvered film area diminishes, thereby produce higher temperature, shorten connecting terminal's life, serious can burn out high-voltage wire harness even. Therefore, a circular terminal for connecting high current is needed, which can increase the attaching area of the plug of the male and female end after being inserted and closed, effectively prevent high temperature from being generated locally, ensure that the silver coating of the plug of the male and female end is not damaged, and ensure the use safety.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a circular terminal that is used for the heavy current to connect that simple structure is reasonable, the plug is convenient, public female end plug laminating area is big, safe and reliable.
The utility model provides an above-mentioned technical problem's technical scheme as follows: a round terminal for large current connection comprises a high-voltage male end plug and a high-voltage female end plug which are matched; the high-voltage male plug comprises a male wiring part, a male connecting part and a male plugging part; the male end wiring part is fixedly connected with the male end inserting part through the male end connecting part; the male end inserting part is cylindrical, a raised metal elastic sheet is arranged on the periphery of the male end inserting part, and the metal elastic sheet is matched with the male end inserting part; the metal elastic sheet is provided with a contact belt, and the contact belt is bent outwards; the high-voltage female end plug comprises a female end wiring part, a female end connecting part and a female end plugging part; the female terminal wiring part is fixedly connected with the female terminal plugging part through the female terminal connecting part; the female end inserting part is cylindrical, a terminal circular ring inner hole is formed in the upper end of the female end inserting part, and a positioning column is arranged in the center of the terminal circular ring inner hole.
The circular terminal for connecting large current is characterized in that the contact belt is matched with the inner hole of the terminal circular ring, when the male end plugging part is inserted into the inner hole of the terminal circular ring, the contact belt is in tight fit with the inner hole wall of the inner hole of the terminal circular ring, when the male end plugging part is plugged into the inner hole of the terminal circular ring, the inner hole of the terminal circular ring can apply a compression force to the bulged metal elastic sheet to fix the bulged metal elastic sheet in the inner hole of the terminal circular ring, so that the bulging metal elastic sheet can be plugged and pulled out easily and smoothly, wherein the compression force of the inner hole of the terminal circular ring to the metal elastic sheet can be determined by the predeformation degree of the metal elastic sheet, the bonding area of the high-voltage male end plug and the high-voltage female end plug can be determined according to the interval between the contact belts, the size of the inner hole of the terminal circular ring and the matching length, the structure can increase the contact area of the metal elastic sheet and the high-voltage, the high temperature that locally produces is reduced effectively, guarantees that the silvered film of high pressure public end plug and high-pressure female end plug is not destroyed to increase of service life guarantees safety and stability.
As the round terminal for large-current connection, the whole metal elastic sheet is in the lantern shape, the metal elastic sheet is in the lantern shape, so that the structure is firmer and more stable, the attaching area of the metal elastic sheet and the high-voltage female terminal connector can be increased, and the use safety is ensured.
According to the round terminal for large-current connection, the plurality of hollowed holes are formed in the two ends of the male end plug connector and are evenly distributed along the circumference, installation is convenient due to the hollowed holes, materials are saved, and cost is low.
As the round terminal for large-current connection, the upper end of the male end connecting part is provided with the external thread, the front end of the male end wiring part is provided with the connecting hole, the connecting hole is internally provided with the internal thread, the male end connecting part is in threaded connection with the male end wiring part, the threaded connection is convenient to disassemble and assemble, the connection is firmer and more stable, and the use is safer and more reliable.
According to the round terminal for connecting the large current, the foremost end of the male end wiring part is of a fillet structure, the fillet structure is convenient to effectively prevent collision loss, and the protection performance is stronger.
As the preferred scheme of the round terminal for connecting high current, an included angle is formed between the contact strip and the direction of the male end plugging part inserted into the inner hole of the terminal ring, and the included angle is convenient for increasing elasticity and reducing friction coefficient.
The utility model has the advantages that: the high-voltage male plug of the utility model comprises a male wiring part, a male connecting part and a male plugging part; the male end wiring part is fixedly connected with the male end inserting part through the male end connecting part; the male end inserting part is cylindrical, a raised metal elastic sheet is arranged on the periphery of the male end inserting part, and the metal elastic sheet is matched with the male end inserting part; a contact belt is arranged on the metal elastic sheet and bends outwards; the high-voltage female end plug comprises a female end wiring part, a female end connecting part and a female end plugging part; the female terminal wiring part is fixedly connected with the female terminal plugging part through the female terminal connecting part; the female end plugging part is cylindrical, a terminal circular ring inner hole is formed in the upper end of the female end plugging part, and a positioning column is arranged in the center of the terminal circular ring inner hole; the contact belt is matched with the inner hole of the terminal circular ring, and when the male end plugging part is inserted into the inner hole of the terminal circular ring, the contact belt is in tight fit with the inner hole wall of the inner hole of the terminal circular ring; the whole metal elastic sheet is in a lantern shape; a plurality of hollowed holes are formed in the two ends of the male end plug connector, and are uniformly distributed along the circumference; the upper end of the male end connecting part is provided with external threads, the front end of the male end wiring part is provided with a connecting hole, internal threads are arranged in the connecting hole, and the male end connecting part is in threaded connection with the male end wiring part; the foremost end of public end wiring portion is the fillet structure, the utility model discloses can be used for the terminal that the heavy current is connected, simple structure is reasonable, and the plug is convenient, and public female end plug laminating area is big, safe and reliable.
Drawings
Fig. 1 is a perspective view of a round terminal for high current connection in the embodiment;
fig. 2 is a side view of a round terminal for high current connection in an embodiment.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
As shown in fig. 1 and 2, a round terminal for high-current connection comprises a high-voltage male plug 1 and a high-voltage female plug 2 which are matched with each other; the high-voltage male plug 1 comprises a male wiring part 3, a male connecting part 4 and a male plugging part 5; the male end wiring part 3 is fixedly connected with a male end plugging part 5 through a male end connecting part 4; the male end inserting part 5 is cylindrical, a raised metal elastic sheet 6 is arranged on the periphery of the male end inserting part 5, and the metal elastic sheet 6 is matched with the male end inserting part 5; the metal elastic sheet 6 is provided with a contact belt 7, and the contact belt 7 is bent and deformed outwards; the high-voltage female terminal plug 2 comprises a female terminal wiring part 8, a female terminal connecting part 9 and a female terminal plugging part 10; the female terminal wiring part 8 is fixedly connected with a female terminal plugging part 10 through a female terminal connecting part 9; female end grafting portion 10 be cylindric, female end grafting portion 10's upper end be equipped with terminal ring hole 11, terminal ring hole 11 center be equipped with reference column 12.
In an embodiment of the circular terminal for large current connection, the contact strip 7 is adapted to the inner hole 11 of the terminal ring, when the male plug 5 is inserted into the inner hole 11 of the terminal ring, the contact strip 7 is in tight fit with the inner hole wall of the inner hole 11 of the terminal ring, when the male plug 5 is inserted into the inner hole 11 of the terminal ring, the inner hole 11 of the terminal ring will have a compression force on the bulged metal spring 6, and fix the bulged metal spring in the inner hole 11 of the terminal ring, so that the plugging and the unplugging can be easily and smoothly realized, wherein the compression force of the inner hole 11 of the terminal ring on the metal spring 6 can be determined by the pre-deformation degree of the metal spring 6, and the joint area of the high-voltage male plug 1 and the high-voltage female plug 2 can be determined according to the space between the contact strips 7, the size of the inner hole 11 of the terminal ring and the length of the fit, which can maximally increase the contact area of the metal spring 6 and, therefore, when the over-current is 10A-500A, the high temperature generated locally is effectively reduced, and the silver plating layers of the high-voltage male-end plug 1 and the high-voltage female-end plug 2 are not damaged, so that the service life is prolonged, and the safety and the stability are ensured.
In an embodiment of the round terminal for connecting a large current, the metal elastic sheet 6 is in a lantern shape as a whole, the metal elastic sheet 6 is in the lantern shape, so that the structure is firmer and more stable, the attaching area of the metal elastic sheet 6 and the high-voltage female terminal connector can be increased, and the use safety is ensured.
In an embodiment of the circular terminal for large current connection, a plurality of hollow holes 13 are formed in two ends of the male end plug connector, the plurality of hollow holes 13 are uniformly distributed along the circumference, the installation is convenient due to the arrangement of the hollow holes 13, materials are saved, and the cost is low.
In one embodiment of the round terminal for high-current connection, the upper end of the male end connecting part 4 is provided with an external thread 14, the front end of the male end wiring part 3 is provided with a connecting hole 15, an internal thread is arranged in the connecting hole 15, the male end connecting part 4 is in threaded connection with the male end wiring part 3, the threaded connection is convenient to disassemble and assemble, the connection is firmer and more stable, and the use is safer and more reliable.
In an embodiment of the round terminal for high-current connection, the foremost end of the male terminal portion 3 is in a round corner 16 structure, the round corner 16 structure is convenient for effectively preventing collision loss, and the protection performance is stronger.
In one embodiment of the round terminal for high current connection, the contact strip 7 forms an included angle with the direction of the male end plugging part 5 inserted into the inner hole 11 of the terminal ring, and the included angle is arranged to increase elasticity and reduce friction coefficient.
The high-voltage male plug 1 of the utility model comprises a male wiring part 3, a male connecting part 4 and a male plugging part 5; the male end wiring part 3 is fixedly connected with a male end plugging part 5 through a male end connecting part 4; the male end inserting part 5 is cylindrical, a raised metal elastic sheet 6 is arranged on the periphery of the male end inserting part 5, and the metal elastic sheet 6 is matched with the male end inserting part 5; a contact strip 7 is arranged on the metal elastic sheet 6, and the contact strip 7 is bent outwards; the high-voltage female terminal plug 2 comprises a female terminal wiring part 8, a female terminal connecting part 9 and a female terminal plugging part 10; the female terminal wiring part 8 is fixedly connected with a female terminal plugging part 10 through a female terminal connecting part 9; the female end plugging part 10 is cylindrical, a terminal circular ring inner hole 11 is formed in the upper end of the female end plugging part 10, and a positioning column 12 is arranged in the center of the terminal circular ring inner hole 11; the contact belt 7 is matched with the inner hole 11 of the terminal circular ring, and when the male end plugging part 5 is inserted into the inner hole 11 of the terminal circular ring, the contact belt 7 is in tight press fit with the inner hole wall of the inner hole 11 of the terminal circular ring; the metal elastic sheet 6 is in a lantern shape as a whole; a plurality of hollow holes 13 are formed in the two ends of the male end plug connector, and the plurality of hollow holes 13 are uniformly distributed along the circumference; the upper end of the male end connecting part 4 is provided with an external thread 14, the front end of the male end wiring part 3 is provided with a connecting hole 15, an internal thread is arranged in the connecting hole 15, and the male end connecting part 4 is in threaded connection with the male end wiring part 3; the foremost end of the male terminal portion 3 is in a round corner 16 structure. The utility model discloses can be used for the terminal that the heavy current is connected, simple structure is reasonable, and the plug is convenient, and public female end plug laminating area is big, safe and reliable.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (6)
1. A round terminal for high current connection, characterized in that: comprises a high-voltage male end plug (1) and a high-voltage female end plug (2) which are matched with each other; the high-voltage male end plug (1) comprises a male end wiring part (3), a male end connecting part (4) and a male end plugging part (5); the male end wiring part (3) is fixedly connected with a male end plugging part (5) through a male end connecting part (4); the male end plugging part (5) is cylindrical, a raised metal elastic sheet (6) is arranged on the periphery of the male end plugging part (5), and the metal elastic sheet (6) is matched with the male end plugging part (5); the metal elastic sheet (6) is provided with a contact belt (7), and the contact belt (7) is bent outwards; the high-voltage female terminal plug (2) comprises a female terminal wiring part (8), a female terminal connecting part (9) and a female terminal plugging part (10); the female terminal wiring part (8) is fixedly connected with a female terminal plugging part (10) through a female terminal connecting part (9); female end grafting portion (10) be cylindric, female end grafting portion's (10) upper end be equipped with terminal ring hole (11), terminal ring hole (11) center be equipped with reference column (12).
2. The round terminal for high-current connection according to claim 1, characterized in that: the contact belt (7) is matched with the inner hole (11) of the terminal circular ring, and when the male end inserting part (5) is inserted into the inner hole (11) of the terminal circular ring, the contact belt (7) is in press fit with the inner hole wall of the inner hole (11) of the terminal circular ring.
3. The round terminal for high-current connection according to claim 1, characterized in that: the metal elastic sheet (6) is in a lantern shape as a whole.
4. The round terminal for high-current connection according to claim 1, characterized in that: the two ends of the male end plug connector are provided with a plurality of hollowed holes (13), and the hollowed holes (13) are uniformly distributed along the circumference.
5. The round terminal for high-current connection according to claim 1, characterized in that: the upper end of public end connecting portion (4) be equipped with external screw thread (14), the front end of public end wiring portion (3) be equipped with hookup hole (15), hookup hole (15) in be equipped with the internal thread, public end connecting portion (4) and public end wiring portion (3) threaded connection.
6. The round terminal for high-current connection according to claim 1, characterized in that: the foremost end of the male end wiring part (3) is in a round angle (16) structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922317459.5U CN210926411U (en) | 2019-12-22 | 2019-12-22 | Circular terminal for high-current connection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922317459.5U CN210926411U (en) | 2019-12-22 | 2019-12-22 | Circular terminal for high-current connection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210926411U true CN210926411U (en) | 2020-07-03 |
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ID=71365203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922317459.5U Active CN210926411U (en) | 2019-12-22 | 2019-12-22 | Circular terminal for high-current connection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210926411U (en) |
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2019
- 2019-12-22 CN CN201922317459.5U patent/CN210926411U/en active Active
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