CN210926534U - Sheet type terminal for large current connection - Google Patents
Sheet type terminal for large current connection Download PDFInfo
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- CN210926534U CN210926534U CN201922317458.0U CN201922317458U CN210926534U CN 210926534 U CN210926534 U CN 210926534U CN 201922317458 U CN201922317458 U CN 201922317458U CN 210926534 U CN210926534 U CN 210926534U
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Abstract
The utility model relates to a sheet type terminal for heavy current connection, which comprises a high-voltage female end plug and a high-voltage male end plug which are matched; the high-voltage female end plug is rectangular, a raised metal elastic sheet is arranged on the periphery of the front end of the high-voltage female end plug, and the metal elastic sheet is of a stamping and bending structure; the metal elastic sheet is provided with a contact belt which is bent outwards; the high-voltage male end plug comprises a lower end part, an upper end part and a connecting block, wherein the lower end part is connected with the upper end part through the connecting block; 4 connecting blocks are arranged; the lower end part and the upper end part are provided with terminal inner holes which are matched with the contact belt; the two ends of the upper end part and the front end of the lower end part are respectively provided with a limiting groove; and hollow grooves and anti-skid stripes are arranged on two sides of the upper end part and the lower end part. The utility model discloses can be used for the terminal that the heavy current is connected, novel structure is reasonable, convenient to use, and public female end plug laminating area is big, safe and reliable.
Description
Technical Field
The utility model relates to a piece type terminal especially relates to a piece type 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 sheet-type terminal for high-current connection is needed, which can increase the attaching area of the plug at the male and female ends after being inserted and combined, ensure that the silver coating of the plug at the male and female ends is not damaged, ensure the use safety and prolong the service life.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a novel structure is reasonable, convenient to use, public female end plug laminating area is big, safe and reliable's a piece type terminal that is used for the heavy current to connect.
The utility model provides an above-mentioned technical problem's technical scheme as follows: a chip terminal for large current connection comprises a high-voltage female end plug and a high-voltage male end plug which are matched; the high-voltage female end plug is rectangular, a raised metal elastic sheet is arranged on the periphery of the front end of the high-voltage female end plug, and the metal elastic sheet is of a stamping and bending structure; the metal elastic sheet is provided with a contact belt, and the contact belt is bent outwards; the high-voltage male end plug comprises a lower end part, an upper end part and a connecting block, wherein the lower end part is connected with the upper end part through the connecting block; the number of the connecting blocks is 4, and the 4 connecting blocks are symmetrically distributed pairwise.
The sheet-type terminal for large current connection is characterized in that the lower end part and the upper end part are provided with terminal inner holes, the terminal inner holes are matched with the contact belts, when the high-voltage female-end plug is inserted into the terminal inner holes, the contact belts are in tight fit with the inner walls of the high-voltage male-end plug, when the high-voltage female-end plug is inserted into the terminal inner holes, the terminal inner holes can apply a compression force to the bulged metal elastic sheets to fix the bulged metal elastic sheets in the terminal inner holes, so that the terminal inner holes can be simply and smoothly inserted and pulled out, wherein the compression force of the terminal inner holes to the metal elastic sheets can be determined by the predeformation degree of the metal elastic sheets, the attaching area of the high-voltage female-end plug and the high-voltage male-end plug can be determined according to the interval between the contact belts, the size of the terminal inner holes and the matching length, the structure can furthest increase the contact area of the metal elastic sheets and the high-voltage male, the high temperature that local production was reduced effectively, the silvered film of guaranteeing high pressure female end plug and high-pressure public end plug is not destroyed to increase of service life guarantees safety and stability.
According to the sheet-type terminal for large-current connection, the limiting grooves are formed in the two ends of the upper end portion and the front end of the lower end portion, and when a high-voltage female-end plug and a high-voltage male-end plug are inserted conveniently, the metal elastic sheet and the contact strip are limited better, and the use safety is ensured.
According to the sheet-type terminal for large-current connection, the hollowed-out grooves and the anti-slip stripes are arranged on the two sides of the upper end part and the lower end part, the hollowed-out grooves are convenient to manufacture, save more materials, lower in use cost and more convenient to insert; the anti-skid stripes are arranged, so that the anti-skid performance is increased, and the insertion, the closing and the pulling out are more convenient and labor-saving.
The sheet type terminal for connecting the large current is characterized in that the metal elastic sheet is of an elastic structure, after the high-voltage female end plug is inserted into the terminal inner hole of the high-voltage male end plug, the metal elastic sheet and the high-voltage male end plug are provided with elastic pressure for matching, the friction force for matching the high-voltage female end plug and the high-voltage male end plug is reduced through elastic matching, the plugging force is well reduced, the plugging is smoother, meanwhile, the damage to a surface coating can be effectively prevented, the service life is prolonged, and the use safety is ensured.
According to the sheet type terminal for large-current connection, the two sides of the middle part of the high-voltage female end plug are outwards protruded to form the limit stops, and the limit stops are arranged so that when the high-voltage female end plug is inserted into the high-voltage male end plug, the limit is more accurate, the insertion and the extraction are more convenient, and the use is safer and more reliable.
The utility model has the advantages that: the high-voltage female end plug of the utility model is rectangular, the periphery of the front end of the high-voltage female end plug is provided with a bulged metal elastic sheet, and the metal elastic sheet is of a stamping and bending structure; a contact belt is arranged on the metal elastic sheet and bends outwards; the high-voltage male-end plug comprises a lower end part, an upper end part and a connecting block, wherein the lower end part is connected with the upper end part through the connecting block; the number of the connecting blocks is 4, and the 4 connecting blocks are symmetrically distributed in pairs; a terminal inner hole is formed in the lower end part and the upper end part, the terminal inner hole is matched with the contact belt, and when the high-voltage female-end plug is inserted into the terminal inner hole, the contact belt is in press fit with the inner wall of the high-voltage male-end plug; limiting grooves are formed in the two ends of the upper end part and the front end of the lower end part; both sides of the upper end part and the lower end part are provided with hollow grooves and anti-skid stripes; the metal elastic sheet is of an elastic structure, and after the high-voltage female end plug is inserted into the terminal inner hole of the high-voltage male end plug, the metal elastic sheet and the high-voltage male end plug form matched elastic pressure; the outside protrusion in middle part both sides of female end plug of high pressure is formed with limit stop, the utility model discloses can be used for the terminal that the heavy current is connected, novel structure is reasonable, convenient to use, and public female end plug laminating area is big, safe and reliable.
Drawings
Fig. 1 is a perspective view of a chip-type terminal for large current connection in an embodiment;
fig. 2 is a side view of a blade-type terminal for high-current connection in the embodiment;
fig. 3 is a plan view of the blade-type terminal for large-current connection in the 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, 2 and 3, a blade terminal for high current connection includes a high voltage female plug 1 and a high voltage male plug 2; the high-voltage female end plug 1 is rectangular, a raised metal elastic sheet 3 is arranged on the periphery of the front end of the high-voltage female end plug 1, and the metal elastic sheet 3 is of a stamping and bending structure; the metal elastic sheet 3 is provided with a contact belt 4, and the contact belt 4 is bent outwards; the high-voltage male plug 2 comprises a lower end part 5, an upper end part 6 and a connecting block 7, wherein the lower end part 5 is connected with the upper end part 6 through the connecting block 7; the number of the connecting blocks 7 is 4, and the 4 connecting blocks 7 are symmetrically distributed pairwise.
In an embodiment of the blade-type terminal for large current connection, the lower end portion 5 and the upper end portion 6 form a terminal inner hole 8, the terminal inner hole 8 is matched with the contact strip 4, when the high-voltage female plug 1 is inserted into the terminal inner hole 8, the contact strip 4 is tightly pressed and matched with the inner wall of the high-voltage male plug 2, when the high-voltage female plug is inserted into the terminal inner hole 8, the terminal inner hole 8 has a compression force on the bulged metal elastic sheet 3 and fixes the bulged metal elastic sheet in the terminal inner hole 8, so that the plugging and the unplugging can be simply and smoothly realized, wherein the compression force of the terminal inner hole 8 on the metal elastic sheet 3 can be determined by the pre-deformation degree of the metal elastic sheet 3, the joint area of the high-voltage female plug 1 and the high-voltage male plug 2 can be determined according to the interval between the contact strips 4 and the size and the matching length of the terminal inner hole 8, and the structure can increase the contact area of the metal elastic sheet, 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 female-end plug 1 and the high-voltage male-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 chip-type terminal for large-current connection, the two ends of the upper end portion 6 and the front end of the lower end portion 5 are both provided with a limiting groove 9, and the limiting groove 9 is arranged to realize better limiting on the metal elastic sheet 3 and the contact strip 4 when the high-voltage female-end plug 1 is inserted into the high-voltage male-end plug 2, so as to ensure safe use.
In one embodiment of the chip terminal for high-current connection, the two sides of the upper end part 6 and the lower end part 5 are both provided with the hollowed-out groove 10 and the anti-skid stripe 11, and the hollowed-out groove 10 is convenient to manufacture, save more materials, lower in use cost and more convenient to insert; the anti-skid stripes 11 are arranged to increase the anti-skid performance, so that the insertion and the extraction are more convenient and labor-saving.
In an embodiment of the chip-type terminal for large current connection, the metal elastic sheet 3 is of an elastic structure, after the high-voltage female terminal plug 1 is inserted into the terminal inner hole 8 of the high-voltage male terminal plug 2, the metal elastic sheet 3 and the high-voltage male terminal plug 2 form elastic pressure for matching, friction force of the high-voltage female terminal plug 1 and the high-voltage male terminal plug 2 for matching is reduced through elastic matching, and insertion and extraction force is well reduced, so that insertion and extraction are smoother, meanwhile, damage to a surface coating layer can be effectively prevented, service life is prolonged, and use safety is ensured.
In an embodiment of the chip-type terminal for large-current connection, the two sides of the middle part of the high-voltage female-end plug 1 are outwards protruded to form limit stoppers 12, and the limit stoppers 12 are arranged so that when the high-voltage female-end plug 1 is inserted into the high-voltage male-end plug 2, the high-voltage female-end plug is more accurately limited, more conveniently inserted and pulled out, and more safely and reliably used.
The high-voltage female end plug 1 of the utility model is rectangular, the periphery of the front end of the high-voltage female end plug 1 is provided with a bulged metal elastic sheet 3, and the metal elastic sheet 3 is of a stamping and bending structure; the metal elastic sheet 3 is provided with a contact belt 4, and the contact belt 4 is bent outwards; the high-voltage male-end plug 2 comprises a lower end part 5, an upper end part 6 and a connecting block 7, wherein the lower end part 5 is connected with the upper end part 6 through the connecting block 7; 4 connecting blocks 7 are arranged, and the 4 connecting blocks 7 are symmetrically distributed in pairs; a terminal inner hole 8 is formed in the lower end part 5 and the upper end part 6, the terminal inner hole 8 is matched with the contact belt 4, and when the high-voltage female-end plug 1 is inserted into the terminal inner hole 8, the contact belt 4 is in press fit with the inner wall of the high-voltage male-end plug 2; both ends of the upper end part 6 and the front end of the lower end part 5 are provided with limiting grooves 9; both sides of the upper end part 6 and the lower end part 5 are provided with hollow grooves 10 and anti-skid stripes 11; the metal elastic sheet 3 is of an elastic structure, and after the high-voltage female end plug 1 is inserted into the terminal inner hole 8 of the high-voltage male end plug 2, the metal elastic sheet 3 and the high-voltage male end plug 2 form matched elastic pressure; two sides of the middle part of the high-voltage female end plug 1 are outwards protruded to form limit stops 12. The utility model discloses can be used for the terminal that the heavy current is connected, novel structure is reasonable, convenient to use, 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 blade-type terminal for high-current connection, characterized in that: comprises a high-voltage female end plug (1) and a high-voltage male end plug (2) which are matched; the high-voltage female end plug (1) is rectangular, a raised metal elastic sheet (3) is arranged on the periphery of the front end of the high-voltage female end plug (1), and the metal elastic sheet (3) is of a stamping and bending forming structure; the metal elastic sheet (3) is provided with a contact belt (4), and the contact belt (4) is bent outwards; the high-voltage male end plug (2) comprises a lower end part (5), an upper end part (6) and a connecting block (7), wherein the lower end part (5) is connected with the upper end part (6) through the connecting block (7); the number of the connecting blocks (7) is 4, and the 4 connecting blocks (7) are symmetrically distributed pairwise.
2. The blade-type terminal for high-current connection as claimed in claim 1, wherein: lower tip (5) and upper end (6) be formed with terminal hole (8), terminal hole (8) and contact zone (4) looks adaptation, work as female end plug (1) of high pressure insert terminal hole (8) when, the inner wall of contact zone (4) and high-pressure public end plug (2) sticiss the cooperation.
3. The blade-type terminal for high-current connection as claimed in claim 2, wherein: the two ends of the upper end part (6) and the front end of the lower end part (5) are respectively provided with a limiting groove (9).
4. The blade-type terminal for high-current connection as claimed in claim 2, wherein: and hollow grooves (10) and anti-skid stripes (11) are arranged on two sides of the upper end part (6) and the lower end part (5).
5. The blade-type terminal for high-current connection as claimed in claim 1, wherein: the metal elastic sheet (3) is of an elastic structure, and after the high-voltage female end plug (1) is inserted into the terminal inner hole (8) of the high-voltage male end plug (2), the metal elastic sheet (3) and the high-voltage male end plug (2) form matched elastic pressure.
6. The blade-type terminal for high-current connection as claimed in claim 1, wherein: two sides of the middle part of the high-voltage female end plug (1) are outwards protruded to form limit stops (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922317458.0U CN210926534U (en) | 2019-12-22 | 2019-12-22 | Sheet type terminal for large current connection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922317458.0U CN210926534U (en) | 2019-12-22 | 2019-12-22 | Sheet type terminal for large current connection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210926534U true CN210926534U (en) | 2020-07-03 |
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ID=71344883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922317458.0U Active CN210926534U (en) | 2019-12-22 | 2019-12-22 | Sheet type terminal for large current connection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210926534U (en) |
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2019
- 2019-12-22 CN CN201922317458.0U patent/CN210926534U/en active Active
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