CN217691820U

CN217691820U - High-precision subminiature waterproof power connector

Info

Publication number: CN217691820U
Application number: CN202221411429.6U
Authority: CN
Inventors: 胡小海; 陈爱民
Original assignee: Shenzhen Kebern Technology Co ltd
Current assignee: Shenzhen Kebern Technology Co ltd
Priority date: 2022-06-08
Filing date: 2022-06-08
Publication date: 2022-10-28
Anticipated expiration: 2032-06-08

Abstract

The utility model relates to the field of power connectors, in particular to a high-precision subminiature waterproof power connector, which comprises a connecting component and a conducting rod b; an annular sealing gasket a is arranged on the end face of the cylinder a, three groups of cylinders b are arranged on the inner peripheral wall of the cylinder a, a barrel body is arranged between the three groups of cylinders b, a fixed circular plate and a movable circular plate are arranged on the inner peripheral wall of each group of cylinders b in a sliding manner, and a conductive circular plate and a conductive rod a are respectively arranged on the end faces of the movable circular plates, which are opposite to the fixed circular plates; two ends of the spring are respectively connected with the fixed circular plate and the movable circular plate; one end of the peeled conducting wire is inserted into the guide groove on the conducting rod a; the sealing plate is provided with a cylinder c; the connecting assemblies are symmetrically arranged in two groups, and the conductive rods b are arranged on the conductive circular plates of one group of connecting assemblies and are attached to the conductive circular plates of the other group of connecting assemblies. The utility model discloses in, active device and coupling assembling be connected simple and conveniently, and water-proof effects is good, and overall structure is small and exquisite, and precision is high.

Description

High-precision subminiature waterproof power connector

Technical Field

The utility model relates to a power connector field especially relates to high-accuracy subminiature waterproof power connector.

Background

In the power connector in the prior art, the connection between the male socket and the female socket is not tight enough, the waterproof performance is poor, and the power connector and even the whole circuit are easily damaged due to short circuit caused by water inflow.

The Chinese patent with the publication number of CN212849049U discloses a high-precision waterproof power connector, wherein a male socket and a female socket are connected more tightly, the waterproof effect is better, the male socket is not easy to twist, the connection is more stable, and the male socket is not easy to damage.

However, the above-mentioned known solutions have the following disadvantages: the connection of the two active devices to the male or female socket is not convenient enough.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a connect closely and high-accuracy subminiature waterproof power connector that waterproof performance is good to the problem that exists among the background art.

The technical scheme of the utility model: the high-precision microminiature waterproof power connector comprises a connecting component and a conducting rod b; the connecting assembly comprises a cylinder body a, a spring, a lead, an insulating pressing plate, a sealing plate and a cylinder body c;

the end face of the cylinder body a is provided with an annular sealing gasket a, the inner peripheral wall of the cylinder body a is provided with three groups of cylinder bodies b along the axis direction, a cylinder body is arranged between the three groups of cylinder bodies b, the inner peripheral wall of each group of cylinder bodies b is provided with a fixed circular plate and a movable circular plate in a sliding manner, the end faces of the movable circular plate opposite to the fixed circular plate are respectively provided with a conductive circular plate and a conductive rod a, the conductive rod a is electrically connected with the conductive circular plate, the conductive rod a and the wall of the cylinder body are provided with opposite guide grooves, and the guide grooves are divided into three groups; two ends of the spring are respectively connected with the fixed circular plate and the movable circular plate; one end of the wire without the peel is inserted into the guide groove on the conducting rod a, the sealing plate is provided with a wire through hole, and the wall of the wire through hole is provided with an annular sealing ring for the wire to pass through; the barrel body is provided with a wire fixing assembly which synchronously compresses a plurality of groups of wires on the conducting rod a; the sealing plate is provided with a cylinder c which is matched and sleeved on the cylinder a, and the cylinder a is provided with a sealing assembly for sealing a gap between the cylinder c and the cylinder a; the two groups of connecting components are symmetrically arranged, the two groups of annular sealing gaskets a are extruded and attached, and the conducting rod b is arranged on the conducting circular plate of one group of connecting components and attached to the conducting circular plate of the other group of connecting components; and the two groups of cylinders c are provided with fixing components for connecting the cylinders c.

Preferably, the wire fixing component comprises a bolt, a convex block and an insulating pressing plate; the insulation pressing plate is arranged on the wall of the guide groove in a sliding manner, and the sliding direction of the insulation pressing plate is close to or far away from the lead along the radial direction of the barrel body; the barrel bottom level of staving sets up the screw hole, and the bolt cooperates with the screw hole, and the bolt tip inserts in the screw hole, and protruding piece sets up on the perisporium of bolt head, and protruding piece evenly sets up three groups along the bolt head circumferencial direction, and three groups of protruding pieces contact with three insulating clamp plates of group respectively, and three insulating clamp plates of group respectively with three group wire extrusion contact.

Preferably, the contact surface of the convex block and the insulating pressing plate is an arc surface.

Preferably, the fixing component comprises a fixing plate, a screw rod and a nut; the fixing plates are arranged on the two groups of cylinders c, and a plurality of groups of fixing plates are arranged on the outer wall of each group of cylinders c; the screw rod sets up on the fixed plate, and another group's fixed plate is passed to the screw rod tip, and the screw rod is parallel with barrel a axis, and the screw rod sets up the multiunit, nut and screw rod cooperation, nut and fixed plate laminating, nut setting multiunit.

Preferably, three groups of fixing plates are arranged on each group of cylinder c, the three groups of fixing plates are uniformly distributed along the circumference by taking the axis of the cylinder c as the center, and the screw rods and the nuts are all provided with three groups.

Preferably, the three groups of cylinders b are uniformly distributed along the circumferential direction by taking the axis of the cylinder a as the center.

Preferably, the spring is in a compressed state.

Preferably, the sealing assembly comprises a limiting ring and an annular sealing gasket b; the spacing ring sets up on barrel a periphery wall, and annular seal pad b sets up on the spacing ring, barrel c and annular seal pad b extrusion laminating.

Compared with the prior art, the utility model discloses following profitable technological effect has: the lead penetrates through the multiple groups of annular sealing rings, the peeling end of the lead is inserted into the guide groove on the conducting rod a, then the peeling end of the lead is tightly pressed on the conducting rod a through the wire fixing assembly, the barrel c is sleeved on the barrel a to enable the sealing plate to be attached to the end face of the barrel a, the lead is properly pulled outwards to adjust the length of the lead, a gap between the barrel c and the outer wall of the barrel a is sealed through the sealing assembly, and finally the two groups of barrel c are connected through the fixing assembly and enable the two groups of annular sealing gaskets a to be extruded and attached to complete installation. Active device and coupling assembling be connected simple and conveniently, and can play fine waterproof effect through annular seal pad a, ring type seal and annular seal pad b, make two sets of coupling assembling connect inseparabler through fixed subassembly in addition, overall structure is small and exquisite, and precision is high.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a top cross-sectional view of FIG. 1;

fig. 3 is a side cross-sectional view of fig. 1.

Reference numerals: 1. a cylinder body a; 2. a cylinder b; 3. a barrel body; 4. an annular seal gasket a; 5. fixing the circular plate; 6. a movable circular plate; 7. a spring; 8. a conductive circular plate; 9. a conductive rod a; 10. a guide groove; 11. a wire via hole; 12. a wire; 13. an annular seal ring; 14. a bolt; 15. a raised block; 16. insulating a pressing plate; 17. a conductive rod b; 18. a sealing plate; 19. a cylinder c; 20. a limiting ring; 21. an annular seal gasket b; 22. a fixing plate; 23. a screw; 24. and a nut.

Detailed Description

Example one

As shown in fig. 1-3, the high-precision subminiature waterproof power connector of the present invention comprises a connecting assembly and a conductive rod b17; the connecting assembly comprises a cylinder a1, a spring 7, a lead 12, an insulating pressing plate 16, a sealing plate 18 and a cylinder c19;

an annular sealing gasket a4 is arranged on the end face of a cylinder a1, three groups of cylinders b2 are arranged on the inner peripheral wall of the cylinder a1 along the axial direction of the cylinder a1, the three groups of cylinders b2 are uniformly distributed along the circumferential direction by taking the axial line of the cylinder a1 as the center, a cylinder body 3 is arranged between the three groups of cylinders b2, the openings of the cylinder body 3 are back to the annular sealing gasket a4, a fixed circular plate 5 and a movable circular plate 6 are arranged on the inner peripheral wall of each group of cylinders b2 in a sliding manner, a conductive circular plate 8 and a conductive rod a9 are respectively arranged on the end faces of the movable circular plate 6, which are opposite to the fixed circular plate 5, the conductive rod a9 is electrically connected with the conductive circular plate 8, opposite guide grooves 10 are arranged on the cylinder walls of the conductive rod a9 and the cylinder body 3, the guide grooves 10 form openings on the end faces of the conductive rod a9, which are back to the fixed circular plate 5, and the guide grooves 10 are three groups; two ends of the spring 7 are respectively connected with the fixed circular plate 5 and the movable circular plate 6, and the spring 7 is in a compressed state; one peeled end of a wire 12 is inserted into a guide groove 10 on a conducting rod a9, a wire through hole 11 is arranged on a sealing plate 18, and an annular sealing ring 13 for the wire 12 to pass through is arranged on the wall of the wire through hole 11; a wire fixing component which synchronously compresses a plurality of groups of wires 12 on the conducting rod a9 is arranged on the barrel body 3; a cylinder c19 matched and sleeved on the cylinder a1 is arranged on the sealing plate 18, and a sealing assembly for sealing a gap between the cylinder c19 and the cylinder a1 is arranged on the cylinder a 1; the sealing component comprises a limiting ring 20 and an annular sealing gasket b21; the limiting ring 20 is arranged on the outer peripheral wall of the cylinder body a1, the annular sealing gasket b21 is arranged on the limiting ring 20, and the cylinder body c19 is in extrusion fit with the annular sealing gasket b21; the two groups of connecting components are symmetrically arranged, the two groups of annular sealing gaskets a4 are extruded and attached, and the conducting rod b17 is arranged on the conducting circular plate 8 of one group of connecting components and attached to the conducting circular plate 8 of the other group of connecting components; and the two groups of cylinders c19 are provided with fixing components for connecting the cylinders.

In this embodiment, a lead 12 passes through a plurality of groups of annular sealing rings 13, the peeled end of the lead 12 is inserted into a guide groove 10 on a conducting rod a9, then the peeled end of the lead 12 is pressed on the conducting rod a9 through a wire fixing component, a cylinder c19 is sleeved on a cylinder a1 to enable a sealing plate 18 to be attached to the end face of the cylinder a1, the lead 12 is properly pulled outwards to adjust the length of the lead, a gap between the cylinder c19 and the outer wall of the cylinder a1 is sealed through a sealing component, and finally two groups of cylinder c19 are connected through the fixing component and enable two groups of annular sealing gaskets a4 to be extruded and attached to complete installation. In this embodiment, active device and coupling assembling's be connected simple and conveniently, and can play fine waterproof effect through annular packing pad a4, ring packing 13 and annular packing pad b21, make two sets of coupling assembling connect inseparabler through fixed subassembly in addition, overall structure is small and exquisite, and precision is high.

Example two

As shown in fig. 2-3, compared with the first embodiment, the high-precision subminiature waterproof power connector of the present invention includes a bolt 14, a bump 15 and an insulating pressing plate 16; the insulating pressing plate 16 is arranged on the groove wall of the guide groove 10 in a sliding manner, and the sliding direction of the insulating pressing plate 16 is close to or far away from the lead 12 along the radial direction of the barrel body 3; the barrel bottom level of staving 3 sets up the screw hole, bolt 14 and screw hole cooperation, and 14 tip of bolt insert threaded hole, and protruding piece 15 sets up on the perisporium of 14 heads of bolt, and protruding piece 15 evenly sets up three groups along 14 head circumferencial direction of bolt, and three protruding pieces of group 15 contact with three insulating clamp plate 16 of group respectively, three insulating clamp plate 16 of group respectively with three 12 extrusion contact of group wire, protruding piece 15 and insulating clamp plate 16 contact surface are the arcwall face.

In this embodiment, after the peeled ends of the three groups of wires 12 are inserted into the guide grooves 10 on the conducting rod a9, the bolts 14 are rotated to make the protrusion blocks 15 extrude the insulating pressing plates 16 to move outwards, and the wires 12 are pressed on the conducting rod a9 through the insulating pressing plates 16, so that not only can the circuit be connected, but also a certain purpose of fixing the wires 12 can be achieved.

EXAMPLE III

As shown in fig. 1, compared to the first embodiment, the high-precision subminiature waterproof power connector of the present invention includes a fixing plate 22, a screw 23 and a nut 24; the fixing plates 22 are arranged on the two groups of cylinder bodies c19, and a plurality of groups of fixing plates 22 are arranged on the outer wall of each group of cylinder bodies c19; the screw 23 is arranged on the fixing plate 22, the end part of the screw 23 penetrates through the other fixing plate 22, the screw 23 is parallel to the axis of the cylinder a1, the screw 23 is provided with a plurality of groups, the nut 24 is matched with the screw 23, the nut 24 is attached to the fixing plate 22, and the nut 24 is provided with a plurality of groups. Three groups of fixing plates 22 are arranged on each group of the cylinder c19, the three groups of fixing plates 22 are uniformly distributed along the circumference by taking the axis of the cylinder c19 as the center, and three groups of screws 23 and nuts 24 are arranged.

In this embodiment, the screw 23 passes through the hole on the fixing plate 22, and can fix the two sets of cylinders c19 by the nut 24, and can also position to prevent the cylinders c19 and the cylinder a1 from rotating.

The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited thereto, and various changes can be made without departing from the gist of the present invention within the knowledge of those skilled in the art.

Claims

1. The high-precision microminiature waterproof power connector is characterized by comprising a connecting component and a conducting rod b (17); the connecting assembly comprises a cylinder a (1), a spring (7), a lead (12), an insulating pressing plate (16), a sealing plate (18) and a cylinder c (19);

the end face of a cylinder a (1) is provided with an annular sealing gasket a (4), the inner peripheral wall of the cylinder a (1) is provided with three groups of cylinders b (2) along the axis direction, a barrel body (3) is arranged between the three groups of cylinders b (2), the inner peripheral wall of each group of cylinders b (2) is provided with a fixed circular plate (5) and a movable circular plate (6) in a sliding manner, the end faces of the movable circular plates (6) opposite to the fixed circular plates (5) are respectively provided with a conductive circular plate (8) and a conductive rod a (9), the conductive rod a (9) is electrically connected with the conductive circular plate (8), the conductive rod a (9) and the barrel wall of the barrel body (3) are provided with opposite guide grooves (10), and the guide grooves (10) are divided into three groups; two ends of the spring (7) are respectively connected with the fixed circular plate (5) and the movable circular plate (6); one peeled end of a wire (12) is inserted into a guide groove (10) on a conductive rod a (9), a wire through hole (11) is formed in a sealing plate (18), and an annular sealing ring (13) for the wire (12) to pass through is arranged on the wall of the wire through hole (11); the barrel body (3) is provided with a wire fixing component which synchronously compresses a plurality of groups of conducting wires (12) on the conducting rod a (9); a cylinder c (19) which is matched and sleeved on the cylinder a (1) is arranged on the sealing plate (18), and a sealing assembly for sealing a gap between the cylinder c (19) and the cylinder a (1) is arranged on the cylinder a (1); the connecting assemblies are symmetrically arranged in two groups, two groups of annular sealing gaskets a (4) are extruded and attached, and the conducting rod b (17) is arranged on the conducting circular plate (8) of one group of connecting assemblies and attached to the conducting circular plate (8) of the other group of connecting assemblies; and the two groups of cylinders c (19) are provided with fixing components for connecting the cylinders c (19).

2. A high precision subminiature waterproof power connector according to claim 1, wherein the wire fixing assembly comprises a bolt (14), a boss (15) and an insulating pressing plate (16); the insulation pressing plate (16) is arranged on the wall of the guide groove (10) in a sliding manner, and the sliding direction of the insulation pressing plate (16) is close to or far away from the lead (12) along the radial direction of the barrel body (3); the barrel bottom level of staving (3) sets up the screw hole, and bolt (14) and screw hole cooperation, bolt (14) tip insert the screw hole in, and protruding piece (15) set up on the perisporium of bolt (14) head, and protruding piece (15) evenly set up three groups along bolt (14) head circumferencial direction, and three groups of protruding piece (15) contact with three insulating clamp plate of group (16) respectively, and three insulating clamp plate of group (16) respectively with three group wire (12) extrusion contact.

3. The high-precision subminiature waterproof power connector according to claim 2, wherein the contact surface of the bump (15) and the insulating pressing plate (16) is an arc-shaped surface.

4. The high precision subminiature waterproof connector set forth in claim 1, wherein the fixing assembly comprises a fixing plate (22), a screw (23), and a nut (24); the fixing plates (22) are arranged on the two groups of cylinder bodies c (19), and a plurality of groups of fixing plates (22) are arranged on the outer wall of each group of cylinder bodies c (19); screw rod (23) set up on fixed plate (22), and another group fixed plate (22) is passed to screw rod (23) tip, and screw rod (23) are parallel with barrel a (1) axis, and screw rod (23) set up the multiunit, and nut (24) and screw rod (23) cooperation, nut (24) and fixed plate (22) laminating, and nut (24) set up the multiunit.

5. The high-precision subminiature waterproof power connector according to claim 4, wherein three sets of fixing plates (22) are provided on each set of the cylinder c (19), the three sets of fixing plates (22) are uniformly distributed along a circumference centering on an axis of the cylinder c (19), and three sets of the screw (23) and the nut (24) are provided.

6. The high-precision subminiature waterproof power connector according to claim 1, wherein three sets of the cylinders b (2) are uniformly distributed in a circumferential direction centering on an axis of the cylinder a (1).

7. A high precision ultra small size waterproof power connector according to claim 1, characterized in that the spring (7) is in a compressed state.

8. The high precision subminiature waterproof connector set forth in claim 1, wherein the sealing assembly comprises a retainer ring (20) and an annular packing b (21); the limiting ring (20) is arranged on the outer peripheral wall of the cylinder body a (1), the annular sealing gasket b (21) is arranged on the limiting ring (20), and the cylinder body c (19) is attached to the annular sealing gasket b (21) in an extrusion mode.