CN217848448U

CN217848448U - Heavy load connector with waterproof function

Info

Publication number: CN217848448U
Application number: CN202221645996.8U
Authority: CN
Inventors: 熊虎; 高湘连
Original assignee: Shenzhen Liandayou Electronic Co ltd
Current assignee: Shenzhen Liandayou Electronic Co ltd
Priority date: 2022-06-28
Filing date: 2022-06-28
Publication date: 2022-11-18
Anticipated expiration: 2032-06-28

Abstract

The utility model relates to a heavy load connector with waterproof function, include: the male plug comprises a first insulator, a first connecting body, a first insulating column, a plurality of conductive male pins and a locking nut; the female plug comprises a second insulator, a second connector, a second insulating column and a plurality of conductive female needle cylinders. The utility model discloses peg graft behind a plurality of electrically conductive female needle cylinders in a plurality of electrically conductive public needle adaptations, through lock nut threaded connection on the second insulated column, can seal the gap between a plurality of electrically conductive public needles and a plurality of electrically conductive female needle cylinders, avoid the metallic part of a plurality of electrically conductive public needles and a plurality of electrically conductive female needle cylinders directly to expose in the air, and then improve the sealing performance and the waterproof performance of connector.

Description

Heavy load connector with waterproof function

Technical Field

The utility model relates to a heavy load electric connector technical field, in particular to heavy load connector with waterproof function.

Background

Heavy duty connectors, also known as connectors, plugs and sockets, generally refer to electrical connectors, i.e. devices connecting two active devices, transmitting current or signals;

the traditional heavy-duty connector always has some gaps after a male plug and a female plug are plugged, or a part of metal part of the traditional heavy-duty connector is exposed in the air and can not be completely sealed, so that the socket has no good waterproof sealing performance in a use state or a non-use state.

Therefore, how to provide a heavy-duty connector with waterproof function is a problem that needs to be solved urgently by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

The utility model provides a heavy load connector with waterproof function solves the poor technical problem of present heavy load connector sealing waterproof performance.

The utility model provides an above-mentioned technical problem's technical scheme as follows: a heavy-duty connector having a waterproof function, comprising: a male plug and a female plug,

the male plug comprises a first insulator, a first connecting body, a first insulating column, a plurality of conductive male pins and a locking nut, wherein a first inserting groove is formed in one end face of the first insulator; the first connecting body is fixedly inserted into the first inserting groove; one end of the first insulating column is fixed at one end of the first connecting body, which is far away from the first inserting groove, and a plurality of first inserting holes penetrating through two end faces of the first connecting body are formed in the axial direction of the first connecting body; the plurality of conductive male pins are respectively inserted and fixed in the plurality of first inserting holes, and one ends of the conductive male pins, which are far away from the first insulating columns, respectively extend out of the corresponding first inserting holes; the locking nut is rotatably and sealably connected to the outer peripheral side of the first insulating column;

the female plug comprises a second insulator, a second connector, a second insulating column and a plurality of conductive female needle cylinders, and a second inserting groove is formed in one end face of the second insulator; the second connecting body is fixedly inserted into the second inserting groove; the second insulating column is fixed at one end of the second connecting body, which is far away from the second inserting groove, the outer wall of the second insulating column is provided with threads, and the second insulating column is provided with a plurality of second inserting holes along the axial direction of the second insulating column; the conductive female needle cylinders are respectively inserted and fixed in the second inserting holes;

the conductive male pins are detachably inserted into the conductive female needle cylinders in a matched mode, and the locking nuts are in threaded connection with the second insulating columns.

The utility model has the advantages that: after a plurality of electrically conductive public needles adaptations are inserted in a plurality of electrically conductive female needle cylinders, through lock nut threaded connection on the second insulating column, can seal the gap between a plurality of electrically conductive public needles and a plurality of electrically conductive female needle cylinders, avoid the metal part of a plurality of electrically conductive public needles and a plurality of electrically conductive female needle cylinders directly to expose in the air, and then improve the sealing performance and the waterproof performance of connector.

Furthermore, the inner wall of the locking nut is provided with a step surface, and a first convex ring radially extends on the inner wall of one end of the locking nut, which is close to the first connecting body; and a second convex ring radially extends on the outer wall of one end, far away from the first connecting body, of the first insulating column, and is positioned between the step surface and the first convex ring to limit the locking nut to be separated from the first insulating column.

The adoption of the further beneficial effects is as follows: through addding first bulge loop and second bulge loop, in lock nut along the first insulation post axis slip, second bulge loop and first bulge loop butt can avoid lock nut to break away from the first insulation post.

Further, still include the sealing washer, the sealing washer is located step face with but the mutual compressing tightly is sealed between the second bulge loop.

The adoption of the further beneficial effects is as follows: locking nut threaded connection is on the second insulated column, and along with locking nut's screw in, the sealing washer will keep away from the one end butt of second connector with the second insulated column, and then strengthens the leakproofness between male plug and the female plug, can also play simultaneously and prevent dragging the effect of taking off.

Further, the sealing washer is waterproof silica gel.

The first cross-shaped inserting groove is formed in one end, far away from the first connecting body, of the first insulating column in the axial direction of the first insulating column, and the second cross-shaped inserting groove is formed in one end, far away from the second connecting body, of the second insulating column in the axial direction of the second insulating column; the cross-shaped plug pins are fixedly inserted into the first cross-shaped insertion grooves corresponding to the outer peripheral sides of the plurality of conductive male pins, one end, far away from the bottoms of the first cross-shaped insertion grooves, of each cross-shaped plug pin extends out of the corresponding first cross-shaped insertion groove, and the cross-shaped plug pins are detachably inserted into the corresponding second cross-shaped insertion grooves.

The cross bolt is fixed on the outer wall of the first cross inserting groove, and the cross bolt extends out of the first cross inserting groove; the second cross-shaped inserting groove is provided with a fool-proof groove corresponding to the side wall of the fool-proof column along the axial direction of the second insulating column; the fool-proof column is detachably inserted in the fool-proof groove.

The adoption of the further beneficial effects is as follows: can dismantle the grafting in the second cross inserting groove through the one end that stretches out first cross inserting groove with the cross bolt, can improve the stability that public plug and female plug pegged graft, will prevent that the slow-witted post can dismantle the grafting and prevent slow-witted inslot at what the second cross inserting groove lateral wall was seted up simultaneously, can form reliable mistake proofing and insert the structure, not only can improve grafting efficiency, can also increase creepage distance and electric clearance.

Further, the outer peripheral sides of the first insulator and the second insulator are engraved with interfitting indicating arrow layers.

Further, the outer walls of the plurality of conductive male needles and the inner walls of the plurality of conductive female needle cylinders are plated with metal gold.

Furthermore, the diameters of the conductive male needles are all 1.8mm-3mm, and the inner diameters of the conductive female needle cylinders are all 1.8mm-3mm.

Drawings

Fig. 1 is a schematic view of a disassembled heavy-duty connector with waterproof function according to the present invention;

fig. 2 is a schematic view of a side view of the disassembled heavy-duty connector with waterproof function of the present invention;

fig. 3 is a schematic view of the internal structure of the male plug of the heavy-duty connector with waterproof function of the present invention;

FIG. 4 is an enlarged view of a portion of the structure of FIG. 3A;

fig. 5 is the utility model relates to a female plug inner structure schematic diagram in heavy load connector with waterproof function.

In the drawings, the reference numbers indicate the following list of parts:

1. a male plug 11, a first insulator 12, a first connector 13, a first insulating column 131, a first plug hole 14, a conductive male pin 15, a locking nut,

2. a female plug 21, a second insulator 22, a second connector 23, a second insulating column 231, a second plug hole 232, a second cross-shaped plug groove 233, a fool-proof groove 24, a conductive female needle cylinder,

3. the anti-blocking device comprises a first convex ring, 4, a second convex ring, 5, a sealing ring, 6, a cross bolt, 7, a anti-blocking column, 8 and an interworking indication arrow layer.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

As shown in fig. 1, a heavy-duty connector having a waterproof function includes: a male plug 1 and a female plug 2,

the male plug 1 comprises a first insulator 11, a first connector 12, a first insulating column 13, a plurality of conductive male pins 14 and a locking nut 15, wherein a first inserting groove is formed in one end face of the first insulator 11; the first connecting body 12 is fixedly inserted in the first inserting groove; one end of the first insulating column 13 is fixed at one end of the first connecting body 12 far away from the first inserting groove and is provided with a plurality of first inserting holes 131 penetrating through two end faces of the first connecting body along the axial direction; the conductive male pins 14 are respectively inserted and fixed in the first inserting holes 131, and one ends of the conductive male pins, which are far away from the first insulating column 13, respectively extend out of the corresponding first inserting holes 131; the locking nut 15 is rotatably and sealably connected to the outer peripheral side of the first insulating column 13;

the female plug 2 comprises a second insulator 21, a second connector 22, a second insulating column 23 and a plurality of conductive female needle cylinders 24, wherein a second inserting groove is formed in one end face of the second insulator 21; the second connecting body 22 is fixedly inserted into the second inserting groove; the second insulating column 23 is fixed at one end of the second connecting body 22 far away from the second inserting groove, the outer wall of the second insulating column 23 is provided with threads, and the second insulating column 23 is provided with a plurality of second inserting holes 231 along the axial direction; the plurality of conductive female syringes 24 are respectively inserted and fixed in the plurality of second insertion holes 231;

the conductive male pins 14 are detachably inserted into the conductive female needle cylinders 24 in a matching manner, and the locking nuts 15 are in threaded connection with the second insulating columns 23.

In some embodiments, the inner wall of the lock nut 15 may have a step surface, and the inner wall of the lock nut 15 near one end of the first connecting body 12 radially extends the first convex ring 3; the outer wall of the end of the first insulating column 13 far away from the first connecting body 12 is radially provided with a second convex ring 4, and the second convex ring 4 is positioned between the step surface and the first convex ring 3 to limit the locking nut 15 from being separated from the first insulating column 13.

In some embodiments, a sealing ring 5 may be further included, and the sealing ring is located between the step surface and the second convex ring 4 and can be pressed and sealed with each other.

In some embodiments, the sealing ring 5 may be waterproof silicone.

In some embodiments, a cross pin 6 may be further included, a first cross slot is axially formed at an end of the first insulating column 13 away from the first connecting body 12, and a second cross slot 232 is axially formed at an end of the second insulating column 23 away from the second connecting body 22; the cross-shaped bolt 6 is fixedly inserted in the first cross-shaped insertion groove corresponding to the peripheral sides of the plurality of conductive male pins 14, and one end of the cross-shaped bolt far away from the bottom of the first cross-shaped insertion groove extends out of the first cross-shaped insertion groove and is detachably inserted in the second cross-shaped insertion groove 232.

In some embodiments, a fool-proof post 7 may be further included, and the fool-proof post 7 is fixed on the outer wall of the cross bolt 6 extending out of the first cross-shaped insertion groove along the axial direction of the first insulation post 13; the second cross-shaped inserting groove 232 is provided with a fool-proof groove 233 corresponding to the side wall of the fool-proof post 7 along the axial direction of the second insulating post 23; the fool-proof post 7 is detachably inserted into the fool-proof groove 233.

In some embodiments, the outer peripheral sides of the first insulator 11 and the second insulator 21 may each be engraved with interfitting indicating arrow layers 8.

In some embodiments, the outer walls of the plurality of conductive male pins 14 and the inner walls of the plurality of conductive female cartridges 24 may be plated with gold.

In some embodiments, the plurality of electrically conductive male pins 14 may each have a diameter of 1.8mm to 3mm, and the plurality of electrically conductive female cartridges 24 may each have an inner diameter of 1.8mm to 3mm.

The above description is only for the preferred embodiment of the present invention, and should not be construed as limiting the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. A heavy-duty connector having a waterproof function, characterized by comprising: a male plug (1) and a female plug (2),

the male plug (1) comprises a first insulator (11), a first connector (12), a first insulating column (13), a plurality of conductive male pins (14) and a locking nut (15), wherein a first inserting groove is formed in one end face of the first insulator (11); the first connecting body (12) is fixedly inserted in the first inserting groove; one end of the first insulating column (13) is fixed at one end of the first connecting body (12) far away from the first inserting groove, and a plurality of first inserting holes (131) penetrating through two end faces of the first connecting body are formed in the axial direction of the first connecting body; the conductive male pins (14) are respectively inserted and fixed in the first inserting holes (131), and one ends of the conductive male pins, which are far away from the first insulating column (13), respectively extend out of the corresponding first inserting holes (131); the locking nut (15) is rotatably and sealably connected to the outer peripheral side of the first insulating column (13);

the female plug (2) comprises a second insulator (21), a second connecting body (22), a second insulating column (23) and a plurality of conductive female needle cylinders (24), wherein a second inserting groove is formed in one end face of the second insulator (21); the second connecting body (22) is fixedly inserted into the second insertion groove; the second insulating column (23) is fixed at one end, far away from the second inserting groove, of the second connecting body (22), threads are arranged on the outer wall of the second insulating column, and a plurality of second inserting holes (231) are formed in the second insulating column (23) along the axial direction of the second insulating column; the conductive female needle cylinders (24) are respectively inserted and fixed in the second insertion holes (231);

the conductive male pins (14) are detachably inserted into the conductive female needle cylinders (24) in a matched mode, and the locking nuts (15) are in threaded connection with the second insulating columns (23).

2. A heavy-duty connector with waterproof function according to claim 1, characterized in that said lock nut (15) has a stepped surface on its inner wall, said lock nut (15) having a first collar (3) radially extending on its inner wall near one end of said first connecting body (12); and a second convex ring (4) radially extends on the outer wall of one end, away from the first connecting body (12), of the first insulating column (13), and the second convex ring (4) is positioned between the step surface and the first convex ring (3) so as to limit the locking nut (15) to be separated from the first insulating column (13).

3. The heavy-duty connector with waterproof function according to claim 2, further comprising a sealing ring (5), wherein said sealing ring (5) is located between said step surface and said second collar (4) and can be pressed and sealed with each other.

4. A heavy duty connector with waterproof function according to claim 3, characterized in that said sealing ring (5) is waterproof silicone.

5. The heavy-duty connector with waterproof function according to claim 1, further comprising a cross plug (6), wherein one end of the first insulating column (13) far away from the first connecting body (12) is provided with a first cross plug groove along the axial direction thereof, and one end of the second insulating column (23) far away from the second connecting body (22) is provided with a second cross plug groove (232) along the axial direction thereof; the cross-shaped bolt (6) is fixedly inserted into the first cross-shaped insertion groove corresponding to the peripheral sides of the plurality of conductive male pins (14), one end of the cross-shaped bolt, which is far away from the bottom of the first cross-shaped insertion groove, extends out of the first cross-shaped insertion groove, and is detachably inserted into the second cross-shaped insertion groove (232).

6. The heavy-duty connector with waterproof function of claim 5, characterized by further comprising a fool-proof post (7), wherein the fool-proof post (7) is fixed on the outer wall of the cross bolt (6) extending out of the first cross plug groove along the axial direction of the first insulating post (13); the second cross-shaped inserting groove (232) is provided with a fool-proof groove (233) corresponding to the side wall of the fool-proof column (7) along the axial direction of the second insulating column (23); the fool-proof column (7) is detachably inserted in the fool-proof groove (233).

7. The heavy-duty connector with waterproofing function according to claim 1, wherein outer peripheral sides of said first insulator (11) and said second insulator (21) are each engraved with an interfitting indicating arrow layer (8).

8. The heavy-duty connector with waterproof function according to claim 1, wherein outer walls of a plurality of said conductive male pins (14) and inner walls of a plurality of said conductive female pins (24) are plated with metal gold.

9. The heavy-duty connector with waterproof function according to claim 1, characterized in that the diameters of a plurality of said conductive male pins (14) are each 1.8mm to 3mm, and the inner diameters of a plurality of said conductive female needle cylinders (24) are each 1.8mm to 3mm.