CN211507961U - Cable connector of double-jack structure - Google Patents
Cable connector of double-jack structure Download PDFInfo
- Publication number
- CN211507961U CN211507961U CN202020418061.0U CN202020418061U CN211507961U CN 211507961 U CN211507961 U CN 211507961U CN 202020418061 U CN202020418061 U CN 202020418061U CN 211507961 U CN211507961 U CN 211507961U
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- jack
- contact pin
- pin
- cable connector
- shell
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- 238000003780 insertion Methods 0.000 description 10
- 230000037431 insertion Effects 0.000 description 10
- 239000004020 conductor Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
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Abstract
A cable connector of a double-jack structure comprises a first connecting body and a second connecting body; the first connecting body comprises a first contact pin and an end part, the first contact pin is connected with the end part through a connecting piece, the first contact pin is a hollow cylinder with two open ends, a first jack is formed on the inner wall of the first contact pin, and an opening communicated with the first jack is formed on one outward side of the end part; the second connector comprises a second contact pin, a shell and a spiral column, the second contact pin is a column body with two closed ends, the shell is a column body with one open end and one closed end, a second jack is formed at the open part of the shell, the second contact pin is positioned in the second jack, the spiral column is positioned at the outer side of the closed end surface of the shell, and a first mounting hole is formed at the inner side of the closed end surface of the shell to mount the second contact pin; the outer wall of the first contact pin is inserted along the inner wall of the shell, so that the first jack is inserted into the second jack, and the first contact pin and the second contact pin are oppositely inserted to form a parallel circuit, so that the contact impedance is reduced, and the purpose of overloading larger rated current is achieved.
Description
Technical Field
The utility model relates to a cable connector field, concretely relates to cable connector of double insertion hole formula structure.
Background
In the assembly and connection of electronic products, the cable connector is widely applied, and is a key product for ensuring the correctness and reliability of electric signal transmission. With the development of industrial modernization, the industries of charging piles, electric vehicles, rail transit, high-speed rails, energy storage and the like widely need cable connectors suitable for large currents.
The patent publication No. CN106575829A discloses a cable connector comprising an electrically insulating connector housing 202, a first cable comprising a first electrical conductor, and a second cable comprising a second electrical conductor. The cable connector may further comprise a first electrical terminal comprising a first terminal body mountable to the first electrical conductor, and a first at least one mounting portion comprising a plurality of mounting terminals protruding from the first terminal body and protruding in a first direction out of the connector housing 202. The first at least one mounting portion may be configured for mounting to a printed circuit board. The cable connector may further include a second electrical terminal including a second terminal body capable of mounting to a second electrical conductor, and a second at least one mounting portion projecting from the second terminal body and projecting out of the connector housing 202 in the first direction. The second at least one mounting portion may be configured for mounting to a printed circuit board.
The patent of publication number CN105470672A discloses a cable connector, which includes a plug connector, the plug connector includes a plug and a plug conductor, the plug is provided with a first cavity, a second cavity and a communicating portion, the first cavity, the second cavity and the communicating portion are all cylindrical, the first cavity is connected with the second cavity through the communicating portion, and the inner wall of the first cavity is provided with a thread; the plug electric conductor comprises a positioning sleeve, a conductive rod and an insulating part, wherein the conductive rod is of a cylindrical structure, one end of the conductive rod is provided with a buried hole along the axis of the conductive rod, the insulating part is provided with a cylinder matched with the conductive rod, the positioning sleeve is provided with a stepped hole, the small hole end of the stepped hole of the positioning sleeve is matched with the insulating part, and the large hole end of the stepped hole of the positioning sleeve is poured by epoxy resin; and the outer surface of one end of the positioning sleeve, which is close to the large hole end, is provided with a thread meshed with the thread of the first cavity.
The inventor thinks that the technical scheme is suitable for a printed circuit board or has the effect of explosion suppression, and is not suitable for a large-current cable.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a cable connector of double-jack formula structure aims at solving the problem that current cable connector technique is not applicable to the heavy current cable.
The utility model discloses a realize like this, the utility model relates to a technical scheme that cable connector of double insertion hole formula structure adopted is: a cable connector of a double-jack structure for connecting high-current cables, comprising:
the first connecting body comprises a first contact pin and an end part, the first contact pin is connected with the end part through a connecting piece, the first contact pin is a hollow cylinder with two open ends, a first jack is formed on the inner wall of the first contact pin, an opening communicated with the first jack is formed on one outward side of the end part, and the opening is used for accessing an external cable;
the second connector comprises a second contact pin, a shell and a spiral column, the second contact pin is a cylinder with two closed ends, the shell is a cylinder with one open end and one closed end, the open part of the shell forms a second jack, the second contact pin is positioned in the second jack, the spiral column is positioned on the outer side of the closed end surface of the shell, the inner side of the closed end surface of the shell is provided with a first mounting hole for mounting the second contact pin, and the spiral column is used for fixing an external cable;
the outer wall of the first contact pin is inserted along the inner wall of the shell, so that the first jack is inserted into the second jack, and the first contact pin and the second contact pin are oppositely inserted to form a parallel circuit, so that the contact impedance is reduced, and the purpose of overloading larger rated current is achieved.
Furthermore, the second contact pin comprises a needle head and a needle body, a second mounting hole is formed in one end, opposite to the needle head, of the needle body, and the protruding portion of the needle head is inserted into the second mounting hole, so that the needle head is connected with the needle body.
Furthermore, the first connecting body further comprises a first torsion spring, the first torsion spring is tightly attached to the inner wall of the first jack, and the first torsion spring is used for increasing the contact area between the first contact pin and the second contact pin after the first jack is inserted into the second jack.
Furthermore, the second connector further comprises a second torsion spring, the second torsion spring is tightly attached to the inner wall of the second jack, and the second torsion spring is used for increasing the contact area between the second contact pin and the first contact pin after the first jack is inserted into the second jack.
Further, the opening is a threaded hole, and the threaded hole is used for locking an external cable.
Further, the second torsion spring comprises a first end belt and a second end belt which are symmetrically arranged on the same axis, and the first end belt and the second end belt are fixedly connected through a spring strip.
Furthermore, the spring strips are reversely twisted and spiral, and the plurality of spring strips are uniformly arranged between the first end belt and the second end belt in a ring shape.
Further, the spring bar, the first end band and the second end band are integrally formed.
Furthermore, a through hole is formed in the side wall of the shell and used for heat dissipation.
Furthermore, the connecting piece is sleeved at the connecting position of the first contact pin and the end part.
Compared with the prior art, the utility model provides a pair of cable connector of double jack formula structure sets up first contact pin and first jack through first connector, and the second connector sets up second contact pin and second jack, and after first jack inserted the second jack, first contact pin formed parallel circuit after to inserting with the second contact pin, reduced contact impedance, reached and transship the purpose of the bigger rated current to the problem that cable connector is not applicable to the connection heavy current cable has been solved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is an external schematic view of a cable connector with a dual-jack structure according to an embodiment of the present invention.
Fig. 2 is an exploded view of a first connector and a second connector of a cable connector with a dual-jack structure according to an embodiment of the present invention.
Fig. 3 is an exploded view of the first connecting body and the second connecting body of the cable connector with a dual-jack structure according to an embodiment of the present invention.
Fig. 4 is a schematic view of a first connecting body of a cable connector with a dual-jack structure according to an embodiment of the present invention.
Fig. 5 is a schematic view of another direction of the first connecting body of the cable connector with a dual-jack structure according to an embodiment of the present invention.
Fig. 6 is a schematic diagram of a second connecting body of a cable connector with a dual-jack structure according to an embodiment of the present invention.
Fig. 7 is an exploded view of a second connector of a cable connector with a dual-jack structure according to an embodiment of the present invention.
Fig. 8 is an exploded view of another direction of a second connector of a cable connector with a dual-jack structure according to an embodiment of the present invention.
Fig. 9 is an exploded view of a second pin of a cable connector with a dual-jack structure according to an embodiment of the present invention.
Fig. 10 is a schematic diagram of a second torsion spring of a cable connector with a dual-jack structure according to an embodiment of the present invention.
The first connector, labeled 1 in the above figures; 2. a second connector; 101. a first pin; 102. an end portion; 103. an opening; 104. a first torsion spring; 105. a connecting member; 106. a first jack; 201. a second pin; 2011. a needle head; 20111. a projection; 2012. a needle body; 20121. a second mounting hole; 202. a housing; 2021. a first mounting hole; 203. a helical column; 204. a second torsion spring; 205. a second jack; 2041. a first end band; 2042. a second end band; 2043. and a spring strip.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present invention, it is noted that when an element is referred to as being "fixed" to another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may be present, it is to be understood that the terms "upper", "lower", "left", "right", and the like, if any, refer to an orientation or positional relationship based on that shown in the drawings, that is for convenience in describing the invention and to simplify the description, and that no indication or suggestion that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, is intended to be used as an illustration only, and not as a limitation of the patent, since the terms describing the positional relationship in the drawings will be understood by those skilled in the art as having the specific meaning of the terms set forth herein.
The technical solution of the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1 to 10, the preferred embodiment of the present invention is shown.
A cable connector of a double-jack structure for connecting high-current cables, comprising:
the first connecting body 1 comprises a first pin 101 and an end part 102, the first pin 101 is connected with the end part 102 through a connecting piece 105, the first pin 101 is a hollow cylinder with openings 103 at two ends, a first jack 106 is formed on the inner wall of the first pin 101, the outward side of the end part 102 is provided with the opening 103 communicated with the first jack 106, and the opening 103 is used for connecting an external cable;
the second connector 2, the second connector 2 includes a second pin 201, a housing 202 and a spiral column 203, the second pin 201 is a cylinder with two closed ends, the housing 202 is a cylinder with one open end 103 and one closed end, the open end 103 of the housing 202 partially forms a second insertion hole 205, the second pin 201 is located in the second insertion hole 205, the spiral column 203 is located outside the closed end face of the housing 202, the inner side of the closed end face of the housing 202 is provided with a first mounting hole 2021 for mounting the second pin 201, and the spiral column 203 is used for fixing an external cable;
the outer wall of the first pin 101 is inserted along the inner wall of the housing 202, so that the first jack 106 is inserted into the second jack 205, and the first pin 101 and the second pin 201 are oppositely inserted to form a parallel circuit, thereby reducing the contact impedance and achieving the purpose of overloading a larger rated current.
Compared with the existing cable connector, the cable connector with the double-jack structure has the advantages that the first connector 1 is provided with the first pin 101 and the first jack 106, the second connector 2 is provided with the second pin 201 and the second jack 205, after the first jack 106 is inserted into the second jack 205, the first pin 101 and the second pin 201 are oppositely inserted to form a parallel circuit, so that the contact impedance is reduced, the purpose of overloading with larger rated current is achieved, and the problem that the cable connector is not suitable for connecting a large-current cable is solved.
As an embodiment of the present invention, the second inserting needle 201 includes a needle 2011 and a needle 2012, one end of the needle 2012 opposite to the needle 2011 is provided with a second mounting hole 20121, and the protruding portion 20111 of the needle 2011 is inserted into the second mounting hole 20121, so that the needle 2011 is connected to the needle 2012.
As an embodiment of the present invention, the first connecting body 1 further includes a first torsion spring 104, the first torsion spring 104 is tightly attached to the inner wall of the first insertion hole 106, and the first torsion spring 104 is used for increasing the contact area between the first pin 101 and the second pin 201 after the first insertion hole 106 is inserted into the second insertion hole 205.
As an embodiment of the present invention, the second connector 2 further includes a second torsion spring 204, the second torsion spring 204 is tightly attached to the inner wall of the second insertion hole 205, and the second torsion spring 204 is used for increasing the contact area between the second pin 201 and the first pin 101 after the first insertion hole 106 is inserted into the second insertion hole 205.
As an embodiment of the present invention, the opening 103 is a threaded hole, and the threaded hole is used for locking the external cable.
As an embodiment of the present invention, the second torsion spring 204 includes a first end band 2041 and a second end band 2042 symmetrically disposed on the same axis, and the first end band 2041 and the second end band 2042 are fixedly connected by a spring bar 2043.
As an embodiment of the present invention, the spring strips 2043 are twisted reversely to form a spiral shape, and the plurality of spring strips 2043 are uniformly arranged in a ring shape between the first end band 2041 and the second end band 2042.
As an embodiment of the present invention, the spring 2043, the first end band 2041, and the second end band 2042 are integrally formed.
As an embodiment of the present invention, the through hole is opened on the side wall of the housing 202, and the through hole is used for heat dissipation.
As an embodiment of the present invention, the connecting member 105 is sleeved at the connection portion of the first pin 101 and the end portion 102.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A cable connector of a double-jack structure for connecting a high-current cable, comprising:
the first connecting body comprises a first contact pin and an end part, the first contact pin is connected with the end part through a connecting piece, the first contact pin is a hollow cylinder with two open ends, a first jack is formed on the inner wall of the first contact pin, an opening communicated with the first jack is formed on one outward side of the end part, and the opening is used for accessing an external cable;
the second connector comprises a second contact pin, a shell and a spiral column, the second contact pin is a cylinder with two closed ends, the shell is a cylinder with one open end and one closed end, the open part of the shell forms a second jack, the second contact pin is positioned in the second jack, the spiral column is positioned on the outer side of the closed end surface of the shell, the inner side of the closed end surface of the shell is provided with a first mounting hole for mounting the second contact pin, and the spiral column is used for fixing an external cable;
the outer wall of the first contact pin is inserted along the inner wall of the shell, so that the first jack is inserted into the second jack, and the first contact pin and the second contact pin are oppositely inserted to form a parallel circuit, so that the contact impedance is reduced, and the purpose of overloading larger rated current is achieved.
2. The cable connector of claim 1, wherein the second pin comprises a needle head and a needle body, the end of the needle body opposite to the needle head is provided with a second mounting hole, and the protrusion of the needle head is inserted into the second mounting hole, so that the needle head is connected to the needle body.
3. The cable connector of claim 1, wherein the first connector further comprises a first torsion spring, the first torsion spring is tightly attached to an inner wall of the first jack, and the first torsion spring is used to increase a contact area between the first pin and the second pin after the first jack is inserted into the second jack.
4. The cable connector of claim 1, wherein the second connecting member further comprises a second torsion spring, the second torsion spring is tightly attached to an inner wall of the second jack, and the second torsion spring is used for increasing a contact area between the second pin and the first pin after the first jack is inserted into the second jack.
5. The cable connector of claim 1, wherein the opening is a threaded hole for locking an external cable.
6. The cable connector of claim 4, wherein the second torsion spring comprises a first end band and a second end band symmetrically disposed on the same axis, and the first end band and the second end band are connected and fixed by a spring strip.
7. The cable connector of claim 6, wherein the spring strips are helically twisted in opposite directions, and a plurality of the spring strips are uniformly arranged in a ring shape between the first end band and the second end band.
8. The cable connector of claim 6 or 7, wherein the spring strip, the first end band and the second end band are integrally formed.
9. The cable connector of claim 1, wherein the side wall of the housing has a through hole for dissipating heat.
10. The cable connector of claim 1, wherein the connecting member is disposed at a connection portion of the first pin and the end portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020418061.0U CN211507961U (en) | 2020-03-27 | 2020-03-27 | Cable connector of double-jack structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020418061.0U CN211507961U (en) | 2020-03-27 | 2020-03-27 | Cable connector of double-jack structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211507961U true CN211507961U (en) | 2020-09-15 |
Family
ID=72403210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020418061.0U Active CN211507961U (en) | 2020-03-27 | 2020-03-27 | Cable connector of double-jack structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211507961U (en) |
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2020
- 2020-03-27 CN CN202020418061.0U patent/CN211507961U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 518000, Building 3, 101, Phase 4 Office Building, Heshuikou Community, Matian Street, Guangming District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Oushengke Connection Technology Co.,Ltd. Country or region after: China Address before: 518000 Room 606, No. 1, lougang Avenue, lougang community, Songgang street, Bao'an District, Shenzhen, Guangdong Province Patentee before: Shenzhen OSENKE Connection Technology Co.,Ltd. Country or region before: China |