CN218975883U

CN218975883U - High-current connector

Info

Publication number: CN218975883U
Application number: CN202223288380.2U
Authority: CN
Inventors: 曾凡乐; 周健锋; 秦长辉; 刘亮; 张小龙
Original assignee: Beisit Electric Tech Hangzhou Co ltd
Current assignee: Beisit Electric Tech Hangzhou Co ltd
Priority date: 2022-12-08
Filing date: 2022-12-08
Publication date: 2023-05-05
Anticipated expiration: 2032-12-08

Abstract

The utility model discloses a high-current connector which comprises a main body shell, a contact pin and a protective cover, wherein a positioning through hole is formed in the head end of the main body shell, the tail end of the contact pin penetrates through the positioning through hole, the head end of the contact pin protrudes out of the head end of the main body shell, the tail end of the main body shell is open, the protective cover is arranged at the tail end of the main body shell and can close the opening of the tail end, one side edge of the protective cover is hinged with the main body shell through a rotating shaft, and the other side edge of the protective cover is connected with the main body shell through a buckle. The buckle is opened, so that the operation is convenient, the space is saved, the protection cover and the main body shell are not completely separated through the rotating shaft, loss is avoided, the IP protection level is improved, the waterproof and dustproof effects are improved, the equipment reliability and the safety are improved, the installation operation is simple, the structure is exquisite, and the cost is saved.

Description

High-current connector

Technical Field

The utility model relates to the field of electrical equipment, in particular to a high-current connector.

Background

The high-current connector is widely applied to the fields of electric automobiles, electric forklifts, UPS, general power supplies, medical equipment, solar energy, new energy sources and the like, is outstanding in electrical performance, and cannot be achieved in a traditional connection mode for improving the reliability of an electrical connection system.

In the prior art, the heavy current connector comprises a shell and a contact pin arranged on the shell, wherein the shell is made of insulating materials and wraps the contact pin, and current transmission is realized through the contact pin. Further, the head end of the pin is inserted into the conductive jack, and the tail end of the pin is positioned inside the shell and used for connecting with subsequent components.

However, the tail end of the shell is in an open state, the IP protection capability is insufficient, water and dust cannot be effectively prevented, and problems such as short circuit and the like can be caused after water enters the shell or dust enters the shell, so that the reliability and the safety of equipment are affected.

Therefore, how to provide a high-current connector capable of preventing water and dust is a technical problem that needs to be solved by those skilled in the art.

Disclosure of Invention

The utility model aims to provide a high-current connector, and a protective cover is connected with a main body shell through a rotating shaft and a buckle, so that the IP protection level is improved, the waterproof and dustproof effects are improved, the reliability and the safety of equipment are improved, the installation operation is simple, the structure is exquisite, and the cost is saved.

In order to solve the technical problems, the utility model provides a high-current connector, which comprises a main body shell, a contact pin and a protective cover, wherein a positioning through hole is formed in the head end of the main body shell, the tail end of the contact pin penetrates through the positioning through hole, the head end of the contact pin protrudes out of the outer side of the head end of the main body shell, the tail end of the main body shell is open, the protective cover is arranged at the tail end of the main body shell and can close an opening of the tail end, one side edge of the protective cover is hinged with the main body shell through a rotating shaft, and the other side edge of the protective cover is connected with the main body shell through a buckle.

Preferably, the outside of a side of main part shell is fixed with two first rotatory pieces that set up side by side, be provided with the rotatory hole on the first rotatory piece, the visor corresponds the outside of side and is fixed with the second rotatory piece, the both ends of pivot stretch out in the second rotatory piece both sides, the second rotatory piece is located two between the first rotatory piece, the both ends of pivot stretch into respectively in the two rotatory holes.

Preferably, an inlet located on the side face of the rotary hole is formed in the first rotary block, the width of the inlet is smaller than the diameter of the rotary shaft, and the rotary shaft is clamped into the rotary hole through the inlet.

Preferably, a retaining ring is fixed on the outer side of the other side surface of the main body shell opposite to the first rotating block, the buckle is fixed on the outer side of the corresponding side surface of the protective cover, and the buckle can penetrate through and be clamped into the retaining ring.

Preferably, a boss is arranged on the outer side of the buckle, and a guiding inclined plane is arranged on the inner side of the buckle.

Preferably, a notch is formed in the side face of the main body shell, and baffles for covering the notch are arranged on two sides of the protective cover.

Preferably, a sleeve is arranged at the head end of the main body shell, an inner hole of the sleeve is the positioning through hole, and the main body shell and the contact pin are integrally molded in a plastic-coated mode.

Preferably, the tail end of the contact pin is provided with a ring groove and a flat cutting surface.

Preferably, the periphery of main part shell head end is provided with the mount table, the mount table four corners is provided with the mounting hole.

Preferably, a sealing groove surrounding the contact pin is arranged at the edge of the outer side end face of the head end of the main body shell, and a sealing gasket is arranged in the sealing groove.

The utility model provides a high-current connector which comprises a main body shell, a contact pin and a protective cover, wherein a positioning through hole is formed in the head end of the main body shell, the tail end of the contact pin penetrates through the positioning through hole, the head end of the contact pin protrudes out of the head end of the main body shell, the tail end of the main body shell is open, the protective cover is arranged at the tail end of the main body shell and can close the opening of the tail end, one side edge of the protective cover is hinged to the main body shell through a rotating shaft, and the other side edge of the protective cover is connected with the main body shell through a buckle.

The visor passes through pivot and buckle connection main part shell, when the visor is buckled, main part shell and visor pass through the buckle and connect, at this moment both can't separate, make visor seal main part shell, when the visor is opened, make buckle and main part shell separation, the visor is opened through the pivot upset simultaneously, with main part shell separation, realize the lock through the buckle and open, be convenient for operate and save space, and make visor and main part shell can not totally separate through the pivot, avoid losing, promote IP protection level, improve waterproof dustproof effect, promote equipment reliability and security, and install easy operation, the structure is exquisite, the cost is saved.

Drawings

FIG. 1 is a schematic diagram of a large current connector according to an embodiment of the present utility model;

FIG. 2 is a schematic view of another view angle structure of an embodiment of the high current connector according to the present utility model;

FIG. 3 is a schematic view of a closed state of one embodiment of a high current connector according to the present utility model;

FIG. 4 is a schematic view of the main housing in an embodiment of the high current connector according to the present utility model;

FIG. 5 is a schematic view of a main housing from another perspective in an embodiment of a high current connector according to the present utility model;

FIG. 6 is a schematic view illustrating a pin structure of a high current connector according to an embodiment of the present utility model;

fig. 7 is a schematic structural diagram of a protection cover in an embodiment of the high-current connector provided by the utility model.

Detailed Description

The core of the utility model is to provide a high-current connector, the protective cover is connected with the main body shell through the rotating shaft and the buckle, so that the IP protection level is improved, the waterproof and dustproof effects are improved, the reliability and the safety of equipment are improved, the installation operation is simple, the structure is exquisite, and the cost is saved.

In order to better understand the aspects of the present utility model, the present utility model will be described in further detail with reference to the accompanying drawings and detailed description.

Referring to fig. 1 to 7, fig. 1 is a schematic structural diagram of a large current connector according to an embodiment of the present utility model; FIG. 2 is a schematic view of another view angle structure of an embodiment of the high current connector according to the present utility model; FIG. 3 is a schematic view of a closed state of one embodiment of a high current connector according to the present utility model; FIG. 4 is a schematic view of the main housing in an embodiment of the high current connector according to the present utility model; FIG. 5 is a schematic view of a main housing from another perspective in an embodiment of a high current connector according to the present utility model; FIG. 6 is a schematic view illustrating a pin structure of a high current connector according to an embodiment of the present utility model; fig. 7 is a schematic structural diagram of a protection cover in an embodiment of the high-current connector provided by the utility model.

The utility model provides a high-current connector which comprises a main body shell 1, a contact pin 2 and a protective cover 3, wherein one end of each part close to a conductive jack is a head end, the other end is a tail end, the extending direction from the head end to the tail end of each part is axial, the head end of the contact pin 2 is provided with a radial through hole, the tail end of the contact pin 2 is provided with an axial threaded hole, the head end of the main body shell 1 is provided with an axial extending positioning through hole, the tail end of the contact pin 2 passes through the positioning through hole, the tail end face of the contact pin 2 is exposed to the inner cavity of the main body shell 1, after a subsequent connecting part can extend into the inner cavity of the main body shell 1, the head end of the contact pin 2 protrudes out of the head end of the main body shell 1 at the threaded hole connected with the tail end of the contact pin 2 to form a plug structure, and the head end of the contact pin 2 can be inserted into the conductive jack.

The end of the main body shell 1 is of an open structure, namely, the main body shell 1 is of a box structure with a closed head end and an open tail end, the protective cover 3 is arranged at the end of the main body shell 1 and can close the opening of the tail end, one side edge of the protective cover 3 is hinged with one side of the main body shell 1 through a rotating shaft 31, and the opposite side edge of the protective cover 3 is connected with the other side of the main body shell 1 through a buckle 32. The rotating shaft 31 and the buckle 32 are arranged on two opposite sides of the protective cover 3, and can be arranged on two adjacent sides according to the situation.

When the protection cover 3 is connected with the main body shell 1 through the rotating shaft 31 and the buckle 32, the main body shell 1 and the protection cover 3 are connected through the buckle 32, and cannot be separated at the moment, so that the protection cover 3 seals the main body shell 1, when the protection cover 3 is opened, the buckle 32 is separated from the main body shell 1, and meanwhile, the protection cover 3 is turned around the rotating shaft 31 to be opened, so that the protection cover 3 is opened through the buckling of the buckle 32, the operation is convenient, the space is saved, the protection cover 3 and the main body shell 1 cannot be completely separated through the rotating shaft 31, the loss is avoided, the IP protection level is improved, the waterproof and dustproof effects are improved, the reliability and the safety of equipment are improved, the installation operation is simple, the structure is exquisite, and the cost is saved.

Specifically, the outside of a side of main body shell 1 is fixed with two first rotatory pieces 11 that set up side by side, be provided with the rotatory hole on the first rotatory piece 11, two rotatory holes aim at and coaxial setting, the outside of visor 3 corresponding side is fixed with second rotatory piece 33, the second rotatory piece 33 is connected to pivot 31, the both ends of pivot 31 stretch out in second rotatory piece 33 both sides, second rotatory piece 33 is located between two first rotatory pieces 11, the both ends of pivot 31 stretch into respectively in two rotatory holes, form complete shaft hole cooperation structure through above-mentioned structure, realize the smooth upset of visor 3.

Further, an inlet located at the side of the rotary hole is formed in the first rotary block 11, the width of the inlet is slightly smaller than the diameter of the rotary shaft 31, and the rotary shaft 31 is clamped into the rotary hole through the inlet. When the two inlets face the head end, the second rotating block 33 is aligned with the gap between the two first rotating blocks 11, so that the two ends of the rotating shaft 31 are aligned with the inlets, the protective cover 3 is pressed down, the rotating shaft 31 is clamped into the rotating holes through the inlets to form a shaft hole matching structure, meanwhile, the width of the inlets is slightly smaller than the diameter of the rotating shaft 31, after the safety is finished, the rotating shaft 31 cannot be easily separated, and the protective cover 3 is prevented from being separated from the main body shell 1. The rotating shaft 31 and the second rotating block 33 may be integrally injection molded, or may be separately arranged, and are connected by interference fit, or the arrangement position of the shaft hole is adjusted, which is within the scope of the present utility model.

In the heavy current connector provided in the embodiment of the utility model, the outer side of the other side surface of the main body housing 1 opposite to the first rotating block 11 is fixed with the retaining ring 12, the outer side of the corresponding side surface of the protecting cover 3 is fixed with the buckle 32, the buckle 32 is a plate extending towards the head end, the head end of the plate is suspended, the tail end of the plate is connected with the protecting cover 3, and when the buckle is buckled, the head end of the buckle 32 can pass through and be buckled into the retaining ring 12. Specifically, a boss is disposed on the outer side of the buckle 32, a transition inclined plane is disposed between the boss and the head end of the plate member of the buckle 32, and a guiding inclined plane is disposed on the inner side of the buckle 12. The boss of buckle 32 contacts with the guide slope earlier when buckling, through the guide effect, buckle 32 atress is to inboard deformation, and when buckle 32's boss passed through buckle 12 completely, buckle 32 kick-backs, realizes that the joint can't separate. When the protective cover is opened, the buckle 32 is pressed and pushed upwards, the buckle 32 deforms inwards, the boss is separated from the retaining ring 12, and the protective cover 3 is smoothly opened.

Preferably, the side of the main body case 1 is provided with a notch, and both sides of the protective cover 3 are provided with baffles 34 for covering the notch.

Further, the head end of the main body shell 1 is provided with a sleeve 13, an inner hole of the sleeve 13 is a positioning through hole, the sleeve 13 is stably connected with the main body shell 1 through a reinforcing rib plate, and the main body shell 1 and the contact pin 2 are integrally molded in a plastic-coated mode. The tail end of the contact pin 2 is provided with a ring groove 21 and a flat cutting surface 22, so that the contact pin 2 cannot rotate and fall out in the positioning through hole.

In order to be stably connected with equipment, the periphery of the head end of the main body shell 1 is provided with a mounting table 14, four corners of the mounting table 14 are provided with mounting holes, and the mounting holes are penetrated by bolts and then connected with the equipment.

On the basis of the high-current connector provided by the specific embodiments, the edge of the outer side end surface of the head end of the main body shell 1 is provided with the sealing groove surrounding the contact pin 2, and the sealing gasket 4 is arranged in the sealing groove, so that when the high-current connector is connected with equipment, the sealing gasket 4 is tightly attached to the contact position, and the sealing grade is further improved.

The high-current connector provided by the utility model is described in detail above. The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present utility model and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.

Claims

1. The utility model provides a heavy current connector, its characterized in that, includes main body housing (1), contact pin (2) and visor (3), the head end of main body housing (1) is provided with the location through-hole, the end of contact pin (2) passes the location through-hole, the head end protrusion of contact pin (2) in the head end outside of main body housing (1), the end of main body housing (1) is opened, visor (3) install in the end of main body housing (1) and can seal terminal opening, one side edge of visor (3) articulates through pivot (31) main body housing (1), the opposite side edge of visor (3) is connected through buckle (32) main body housing (1).

2. The heavy-current connector according to claim 1, wherein two first rotating blocks (11) arranged in parallel are fixed on the outer side of one side surface of the main body casing (1), rotating holes are formed in the first rotating blocks (11), second rotating blocks (33) are fixed on the outer side of the corresponding side surface of the protective cover (3), two ends of the rotating shaft (31) extend out of two sides of the second rotating blocks (33), the second rotating blocks (33) are located between the two first rotating blocks (11), and two ends of the rotating shaft (31) extend into the two rotating holes respectively.

3. The high-current connector according to claim 2, characterized in that the first rotating block (11) is provided with an inlet located at the side of the rotating hole, the width of the inlet being smaller than the diameter of the rotating shaft (31), the rotating shaft (31) being snapped into the rotating hole through the inlet.

4. A high current connector according to claim 3, wherein a clasp (12) is fixed to the outer side of the other side of the main body housing (1) opposite to the first rotating block (11), the clasp (32) is fixed to the outer side of the corresponding side of the protective cover (3), and the clasp (32) can pass through and be clamped into the clasp (12).

5. The high current connector according to claim 4, wherein a boss is provided on the outer side of the buckle (32), and a guide slope is provided on the inner side of the grommet (12).

6. The high-current connector according to claim 5, wherein the main body housing (1) is provided with a notch on a side surface thereof, and the protective cover (3) is provided with a shutter (34) on both sides thereof for covering the notch.

7. The high-current connector according to claim 1, wherein a sleeve (13) is arranged at the head end of the main body housing (1), an inner hole of the sleeve (13) is the positioning through hole, and the main body housing (1) and the contact pin (2) are integrally molded in an over-molding manner.

8. The high-current connector according to claim 7, wherein the pin (2) is provided with a ring groove (21) and a flattened surface (22) at its end.

9. The high-current connector according to claim 1, wherein the outer periphery of the head end of the main body housing (1) is provided with mounting tables (14), and four corners of the mounting tables (14) are provided with mounting holes.

10. The high-current connector according to any one of claims 1 to 9, wherein a seal groove surrounding the pin (2) is provided at an edge of the outer end face of the head end of the main body housing (1), and a gasket (4) is installed in the seal groove.