CN215497377U - Double-row European-style male plug - Google Patents

Abstract

The utility model relates to a public plug of double european style, including mount pad, plug socket and contact pin, the plug socket sets up on the mount pad, the contact pin sets up on the mount pad and in one end stretches into the plug socket, the contact pin is in bank of setting on the mount pad, the contact pin has two rows, one side lateral wall that the plug socket was kept away from to the mount pad is provided with the isolation groove, it is located adjacent two rows to keep apart the trench between the contact pin. The plug of this application has increased the distance along the mount pad lateral wall between two adjacent rows of contact pins to satisfy insulation level's safe distance requirement.

Description

Double-row European-style male plug

Technical Field

The application relates to the field of electrical connectors, in particular to a double-row European-style male plug.

Background

With the popularization of electrical equipment such as electronic equipment, instruments and meters in social development and life, electricity has become an essential energy source in life and work of people; an electrical connector is a connecting component for transmitting electrical signals.

European connector is one of the electrical connection part commonly used, usually includes public plug and female socket, is provided with the contact pin on the public plug in addition, is provided with the terminal on the female socket, simultaneously, sets up the joining in marriage groove of inserting that supplies female socket on the public plug, and back in the joining in marriage groove of inserting of male plug is inserted to female socket, the contact pin butt joint on the terminal on the female socket and the public plug, can realize the transmission of signal after the contact pin circular telegram.

With respect to the related art in the above, the inventors consider that: when the European connector is used, the contact pin is electrified, so that the electric polarization of the male plug shell on the peripheral side of the contact pin is caused, an electrified area is formed, and the use safety of the connector is influenced.

SUMMERY OF THE UTILITY MODEL

In order to meet the requirement of the safety distance of the insulation grade, the application provides a double-row European-style male plug.

The application provides a pair of double european style public plug adopts following technical scheme:

the utility model provides a public plug of double european style, includes mount pad, bayonet socket and contact pin, the bayonet socket sets up on the mount pad, the contact pin sets up on the mount pad and one end stretches into in the bayonet socket, the contact pin is arranged in a row and is set up on the mount pad, the contact pin has two rows, one side lateral wall that the bayonet socket was kept away from to the mount pad is provided with the isolation groove, the isolation groove is located adjacent two rows between the contact pin.

By adopting the technical scheme, the mounting seat and the plug socket form a rubber shell, the mounting seat provides a mounting base body for the contact pin, and the plug socket is used for being plugged with the socket matched with the plug to ensure that the contact pin on the plug is connected with the terminal on the socket; the distance between two adjacent rows of contact pins along the side wall of the mounting seat is increased by arranging the isolation grooves, so that the requirement of the safety distance of the insulation grade is met; simultaneously, the setting of isolation tank is convenient for distinguish the plug of this application and the plug of other models, and the preparation material of mount pad has also been practiced thrift to the isolation tank.

Optionally, the contact pins are straight pins, the center distance between two adjacent contact pins in each row of contact pins is 5.08mm, and the center distance between two adjacent rows of contact pins is 5.08 mm.

Through adopting above-mentioned technical scheme, centre-to-centre spacing's setting not only makes the plug of this application can load 6A's heavy current, can satisfy insulation level's safe distance requirement moreover, has also reduced the local overheat problem that arouses because of the contact pin distance is too close simultaneously.

Optionally, a connecting piece is arranged between the groove walls of the isolation groove in the direction perpendicular to each row of the pins.

By adopting the technical scheme, the connecting piece connects the opposite groove walls of the isolation groove, so that the deformation of the isolation groove can be reduced, and the strength of the mounting seat can be improved.

Optionally, a plurality of first protruding blocks are arranged on the groove wall of the isolation groove opposite to the notch, and the first protruding blocks are arranged at intervals.

Through adopting above-mentioned technical scheme, carrying out injection moulding's in-process to the mount pad, first lug can provide certain shrink or the expanded space for the mount pad, reduces the deformation of mount pad after the cooling.

Optionally, a row of slots is arranged on a side wall of the mounting seat away from the socket, a center distance between adjacent slots in each row of slots is 2.54mm, and the slots inserted into the pins penetrate through the socket.

By adopting the technical scheme, the contact pins can be conveniently installed on the installation seat by inserting the contact pins into the slots, meanwhile, the center distance between every two adjacent slots in each row of slots is 2.54mm, the center distance between every two adjacent contact pins in each row of contact pins is 5.08mm, the contact pins are directly inserted into the two slots separated by one slot, and the limitation of the center distance between every two adjacent contact pins in each row of contact pins can be realized.

Optionally, an identification groove is formed in a side wall of the mounting seat, which is far away from the socket, and the identification groove is located between two adjacent pins of each row of pins and is communicated with a slot opening located between two adjacent pins of each row of pins.

Through adopting above-mentioned technical scheme, the identification groove can distinguish the slot of grafting contact pin and the slot of not grafting contact pin, the installation of the contact pin of being convenient for, and the identification groove can increase the distance along the mount pad lateral wall between two adjacent contact pins of same row simultaneously, further reduces the signal interference in the plug use.

Optionally, a number block is arranged on the mounting seat, and the number block is opposite to each row of the slots; the mounting seat is provided with a digital block, and the digital block is opposite to each contact pin in the same row of contact pins.

Through adopting above-mentioned technical scheme, the slot of different rows is convenient for distinguish by the serial number piece, and the contact pin in every row of contact pin is convenient for distinguish by the digital block makes things convenient for this application plug and the connection communication that corresponds the socket.

Optionally, a plurality of second protruding blocks are arranged on the side wall of the plugging side of the plugging seat, and a chamfer is arranged on one side, far away from the mounting seat, of each second protruding block.

By adopting the technical scheme, in the process of injection molding the socket, the second bump can provide a certain shrinkage or expansion space for the socket, so that the deformation of the socket after cooling is reduced; meanwhile, the chamfer angle can facilitate the socket adaptive to the plug to be inserted between the second convex blocks, the second convex blocks can reduce the contact area between the socket adaptive to the plug and the plug socket, and the socket adaptive to the plug is convenient to be inserted into the plug while the plugging stability between the socket adaptive to the plug and the plug is not influenced.

Optionally, bent pins are arranged at one end, away from the plug socket and the mounting seat, of each contact pin, all the bent pins are bent in the same direction and are perpendicular to the contact pins, the center distance between two rows of the bent pins is 5.08mm, and the center distance between adjacent bent pins in each row of the contact pins is 5.08 mm.

By adopting the technical scheme, the curved pins and the contact pins form the pins with new shapes, and the requirements of special component layout and circuit layout of the circuit board can be met.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the isolation groove can increase the distance between two adjacent rows of contact pins along the side wall of the mounting seat, so that signal interference in the use process of the plug is reduced;

2. the arrangement of the center distance of the contact pins meets the requirement of the safety distance of the insulation grade, and the problem of local overheating caused by too close insertion distance can be reduced;

3. the row number block in this application can make things convenient for the staff to distinguish the slot of different rows, and the digital block makes things convenient for the staff to distinguish the contact pin in every row of contact pin to make things convenient for this application plug and the connection communication that corresponds the socket.

Drawings

Fig. 1 is a schematic structural diagram of a double-row european male plug in embodiment 1 of the present application.

Fig. 2 is a schematic view of a slot structure for embodying the present application in embodiment 1.

Fig. 3 is a schematic diagram of a structure of a block number rank and a block number in embodiment 1 of the present application.

Fig. 4 is a plan view of a double row european male plug according to embodiment 1 of the present application.

Fig. 5 is a cross-sectional view at a-a in fig. 4.

Fig. 6 is a schematic structural diagram of a double-row european male plug in embodiment 2 of the present application.

Fig. 7 is a schematic view for showing the center distance of the curved needle in embodiment 2 of the present application.

Fig. 8 is a front view of a double row euro type male plug of embodiment 2 of the present application.

Description of reference numerals: 1. a mounting seat; 11. mounting blocks; 111. mounting grooves; 12. a slot; 121. a first groove; 122. a second groove; 13. an isolation trench; 14. connecting the slices; 15. a first bump; 16. identifying a slot; 17. a number block; 18. a digital block; 2. a socket; 21. inserting and matching the grooves; 22. a second bump; 221. chamfering; 3. inserting a pin; 4. and (6) bending the needle.

Detailed Description

The present application is described in further detail below with reference to figures 1-8.

Example 1

The embodiment of the application discloses a double European style male plug.

As shown in fig. 1 and 2, a double-row european male plug mainly includes a mounting base 1, a socket 2 and a pin 3, the socket 2 is integrally connected to a side wall of the mounting base 1, so that the mounting base 1 and the socket 2 form a rubber shell, meanwhile, an insertion groove 21 is further disposed at one end of the socket 2 away from the mounting base 1, the insertion groove 21 is a rectangular long groove, the insertion groove 21 is used for providing an insertion space for a socket suitable for a male plug, a plurality of second protruding blocks 22 are integrally connected to the insertion groove 21 along two groove walls perpendicular to the length direction of the insertion groove 21, the second protruding blocks 22 are uniformly distributed on the groove wall of the insertion groove 21 along the length direction of the socket 2, and a chamfer 221 is disposed at one side of the second protruding blocks 22 away from the mounting base 1.

As shown in fig. 3 and 4, the pins 3 in this embodiment are straight pins, the pins 3 are mounted on the mounting base 1 in a row, and one end of the pin 3 away from the mounting base 1 extends into the insertion groove 21; the pins 3 in this embodiment have two rows, and each row of pins 3 has sixteen pins, and each pin 3 in each row of pins 3 is aligned with one pin 3 in the other row of pins 3; in the embodiment, the two ends of the mounting base 1 along the arrangement direction of the pins 3 are integrally connected with the mounting block 11, and the mounting block 11 is provided with the mounting groove 111 penetrating along the opposite direction of the two rows of pins 3. Therefore, the socket adaptive to the plug of the application is inserted into the inserting and matching groove 21, the socket is pressed between the second convex blocks 22, the terminal of the socket is contacted with the contact pin 3, finally, a screw and the like penetrate through the mounting groove 111, the mounting block 11 is fixed on a circuit board, the plug and the corresponding socket can be mounted on the circuit board, and signal transmission is achieved.

As shown in fig. 4 and 5, in the present embodiment, a slot 12 is formed on the mounting base 1, and the pin 3 is inserted into the mounting base 1 through the slot 12; in addition, the slots 12 in the embodiment also have two rows to correspond to the pins 3, but each row of the slots 12 in the embodiment has thirty-one slots 12, and the slots 12 in each row of the slots 12 are divided into the first slots 121 and the second slots 122, and the first slots 121 and the second slots 122 in the same row are alternately arranged, in this embodiment, both ends of the slots 12 in the same row are the first slots 121, and the first slots 121 penetrate through the socket 2, and the second slots 122 do not penetrate through the socket 2. The pin 3 is inserted in the corresponding first groove 121, and the pin 3 protrudes into the insertion groove 21 through the first groove 121.

As shown in fig. 4 and 5, in the present embodiment, the center-to-center distance L1 between adjacent sockets 12 in each row of sockets 12 is 2.54mm, and the center-to-center distance L2 between two rows of sockets 12 is 5.08mm, so in the present embodiment, the center-to-center distance L3 between two adjacent pins 3 in each row of pins 3 is 5.08mm, and the center-to-center distance L4 between two adjacent rows of pins 3 is 5.08 mm.

As shown in fig. 3 and 4, an isolation groove 13 is further formed in a side wall of the mounting base 1 away from the socket 2, the isolation groove 13 is a rectangular long groove, a length direction of the isolation groove 13 is the same as an arrangement direction of the contact pins 3, and the isolation groove 13 is located between two adjacent rows of contact pins 3; connecting pieces 14 are also integrally connected among the groove walls of the isolation grooves 13 in the direction perpendicular to each row of pins 3, the number of the connecting pieces 14 is six, and the isolation grooves 13 are divided into seven cavity grooves; in the embodiment, the wall of the isolation slot 13 opposite to the notch is integrally connected with a plurality of first protrusions 15, and the plurality of first protrusions 15 are uniformly distributed in the isolation slot 13 along the length direction of the isolation slot 13 and are arranged at intervals.

As shown in fig. 3, an identification groove 16 is further formed on a side wall of the mounting base 1 away from the socket 2, the identification groove 16 and the second socket 12 are arranged in a one-to-one correspondence, the identification groove 16 is located on the periphery of the second socket 12 and is communicated with the second socket 12, the identification groove 16 is located between two adjacent pins 3 in the same row, and a side wall of the identification groove 16 is communicated with the isolation groove 13.

As shown in fig. 3, the mounting base 1 is integrally connected with a number block 17, the number block 17 is opposite to each row of slots 12, the number block 17 in this embodiment corresponds to a and c, and the number block 17 is located at one end of the mounting base 1 in the length direction; the mounting base 1 is also integrally connected with a number block 18, the number block 18 is opposite to the first groove 121 and is positioned on one side of the mounting base 1 in the width direction, and the number block 18 in the embodiment is even and starts from 2 and ends at 32.

The implementation principle of a double-row European style male plug in the embodiment 1 of the application is as follows: according to the identification slot 16, the plug of the application is selected, then the socket which is adapted to the plug of the application is inserted into the insertion slot 21, then the mounting block 11 is fixed on the circuit board, the plug and the socket are electrified, and the signal transmission can be realized between the plug and the corresponding socket.

Example 2

As shown in fig. 6, the present embodiment is different from embodiment 1 in that: one end of the contact pin 3, which is far away from the plug socket 2 and the mounting seat 1, is integrally connected with a bent pin 4, and all the bent pins 4 are bent in the same direction and are perpendicular to the contact pin 3, so that the bent pins 4 are also in two rows and are opposite to each other along the length direction of the contact pin 3.

As shown in fig. 7 and 8, the center-to-center distance L5 between the two rows of curved pins 4 is 5.08mm, and the center-to-center distance L6 between the adjacent curved pins 4 in each row of pins 3 is also 5.08 mm.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (9)

1. The utility model provides a double european style male plug, includes mount pad (1), bayonet socket (2) and contact pin (3), bayonet socket (2) set up on mount pad (1), contact pin (3) set up on mount pad (1) and one end stretch into in bayonet socket (2), its characterized in that: the contact pins (3) are arranged on the mounting seat (1) in rows, the contact pins (3) are arranged in two rows, an isolation groove (13) is formed in the side wall of one side, far away from the plug seat (2), of the mounting seat (1), and the isolation groove (13) is located between the two adjacent rows of contact pins (3).

2. The dual row european male plug of claim 1, wherein: the contact pins (3) are straight pins, the center distance between two adjacent contact pins (3) in each row of contact pins (3) is 5.08mm, and the center distance between two adjacent rows of contact pins (3) is 5.08 mm.

3. The dual row european male plug of claim 1, wherein: and connecting pieces (14) are arranged between the groove walls of the isolating grooves (13) in the direction vertical to each row of pins (3).

4. The dual row european male plug of claim 1, wherein: a plurality of first protruding blocks (15) are arranged on the groove wall of the isolation groove (13) opposite to the groove opening, and the first protruding blocks (15) are arranged at intervals.

5. The dual row european male plug of claim 2, wherein: the method is characterized in that: the side wall of one side, far away from the plug socket (2), of the mounting seat (1) is provided with rows of slots (12), the center distance of adjacent slots (12) in each row of slots (12) is 2.54mm, and the slots (12) plugged with the pins (3) penetrate through the plug socket (2).

6. The dual row european male plug of claim 5, wherein: an identification groove (16) is formed in the side wall of one side, far away from the plug socket (2), of the mounting seat (1), the identification groove (16) is located between every two adjacent pins (3) of each row of pins (3), and the identification groove (16) is communicated with the notch of the slot (12) located between every two adjacent pins (3) of each row of pins (3).

7. The dual row european male plug of claim 5, wherein: the mounting seat (1) is provided with a number arranging block (17), and the number arranging block (17) is opposite to each row of the slots (12); the mounting seat (1) is provided with a digital block (18), and the digital block (18) is opposite to each pin (3) in the same row of pins (3).

8. The dual row european male plug of claim 1, wherein: the side wall of the plugging side of the plugging seat (2) is provided with a plurality of second convex blocks (22), and one side of each second convex block (22) far away from the mounting seat (1) is provided with a chamfer (221).

9. The dual row european male plug of claim 2, wherein: one end, far away from the plug socket (2) and the mounting seat (1), of each contact pin (3) is provided with a bent needle (4), all the bent needles (4) are bent in the same direction and are perpendicular to the contact pins (3), the center distance between two rows of the bent needles (4) is 5.08mm, and the center distance between adjacent bent needles (4) in each row of the contact pins (3) is 5.08 mm.

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