CN201789156U

CN201789156U - Solar cable connector

Info

Publication number: CN201789156U
Application number: CN2010202994663U
Authority: CN
Inventors: 潘俊业
Original assignee: CALEB CABLE INDUSTRIAL Ltd
Current assignee: CALEB CABLE INDUSTRIAL Ltd
Priority date: 2010-08-21
Filing date: 2010-08-21
Publication date: 2011-04-06
Anticipated expiration: 2020-08-21

Abstract

The utility model discloses a solar cable connector. A contracting pawl, a sealing ring, a metal terminal and a closed screw cap are respectively connected in a connecting seat in sequence; the connecting seat comprises a male seat and a female seat, and the metal terminal comprises a male terminal and a female terminal; the male seat of the connecting seat is spliced on a clamping groove at the connecting end of the female seat through a claw at the connecting end; the male terminal of the metal terminal is fixedly spliced in the female seat; a convex structure is arranged in the middle of the connecting end of the male terminal; the female terminal fixedly penetrates the connecting end of the male seat; a concave structure is arranged in the middle at the connecting end of the female terminal; the sealing ring is spliced in a sealing groove of the connecting seat; a lug boss is arranged at one end of the sealing ring; the contracting pawl is sleeved on the lug boss of the sealing ring; and the closed screw cap is in threaded connection with the closed end of the connecting seat. The solar cable connector is stable in connection, easy to plug, waterproof and dustproof and avoids the condition of short circuit; and since the appearance of the solar cable connector is simple, the material used for the connecting seat is greatly reduced, and the production cost is saved.

Description

The solar-electricity cable connector

Technical field

The utility model relates to a kind of cable connector, and it is easy to refer in particular to a kind of plug, connects firm solar-electricity cable connector.

Background technology

Along with the development of society, the requirement of the energy is more and more higher, and energy crisis also grows in intensity, the problem that develops into people's attention of new forms of energy.In various emerging energies, by the ripe relatively of heliotechnics and be applied to household electrical appliances, solar power generation, even build solar building, used by masses.

At present, in these solar facilitiess, electrical power connection block is widely used as prolonging the carrier that cable connects.It is outdoor how these equipment need be exposed to, the experience wind and rain, in the pedestal design of sealing ring tight inadequately, and make water and dust have an opportunity to enter in the Connection Block, cause short circuit; Metal terminal contact defective tightness makes contact resistance not reach requirement, influences the use of equipment; The connection design of male and female Connection Block is improper, causes pedestal plug difficulty, is unfavorable for both being connected and fixed; Profile is too much with glue in addition, causes production cost too high.

Summary of the invention

For addressing the above problem, the utility model provides a kind of water proof and dust proof, conducts electricity very well, and connects and stablizes easy to draw and insert solar-electricity cable connector.

For achieving the above object, the technical solution adopted in the utility model is: in Connection Block, shrink pawl, sealing ring, metal terminal and closed nut are linked in sequence, its Connection Block and metal terminal all have the branch of male and female, the male seat of described Connection Block is pegged graft with the claw of link on the draw-in groove with the female seat link, the male terminal of described metal terminal fixedly is plugged in the female seat, bulge-structure is arranged in the middle of the link of this male terminal, female terminal fixedly is connected to the link of male seat, recessed structures is arranged in the middle of this female terminal link, in the seal groove of described sealing ring grafting and Connection Block, sealing circle one end has boss, described contraction pawl is socketed on the boss of sealing ring, and described closed nut is threadedly connected to the closing end of Connection Block.

The circular arc edge clipping is arranged on the draw-in groove of described female seat, and a corresponding end with draw-in groove has the extension jig arm.

There is the male seat link slot described female seat link inside, the recessed auxiliary slot of the oriented female seat inwall of this male seat link slot one side.

The respective end of the claw of described male seat has trapezoidal faces, the extension jig arm of this trapezoidal faces and female seat closely cooperates, and ring recess is arranged at the link bottom of male seat, is socketed with water proof ring on this ring recess, on the plane of this link one side fin is arranged, this fin is consistent with the auxiliary slot position in the female seat.

The terminals of described male seat and female seat have wiring hole, and the cross section of this wiring hole is T-shaped.

Described metal terminal terminals are circular arc button pawl, and the bulge-structure of its male terminal is strip circular shaft shape, and the link of its female terminal is the strip tubular.

All there is through hole at the center of described contraction pawl and closed nut, and the two and Connection Block and sealing ring coaxial cooperation closely connect, and there is chamfering at the edge of sealing circle.

The beneficial effects of the utility model are: the claw draw-in groove design of master-slave seat, add on the male seat in the fin and female seat on the male seat link slot auxiliary slot match, extending jig arm with the trapezoidal faces of male seat outer surface with female seat matches, make both connections more stable, also be easy to plug, the step of sealing ring and chamfer design, cooperate contraction pawl and closed nut to exert pressure,, accomplish the secondary waterproof by the tension stress effect of sealing ring, avoid the generation of short-circuit conditions, the water proof ring of male seat link bottom makes that connection is more tight between master-slave seat, water proof and dust proof, one recessed one protruding structural design of metal terminal link, more guaranteed the formedness that the male and female terminal is electrically connected, moreover its outward appearance is simple, make the Connection Block materials significantly reduce, save production cost.

Description of drawings

Fig. 1 is the surface structure stereogram under the utility model connection status.

Fig. 2 is the complete section front view of Fig. 1.

Fig. 3 is the assembly structure schematic diagram of the utility model male seat.

Fig. 4 is the assembly structure schematic diagram of the utility model female seat.

Fig. 5 is the full sectional view of the utility model male seat.

Fig. 6 is the full sectional view of the utility model female seat.

Embodiment

See also shown in Fig. 1-6, the utility model is about a kind of solar-electricity cable connector, in Connection Block (1), shrink pawl (2), sealing ring (3), metal terminal (4) and closed nut (5) are linked in sequence, its Connection Block (1) and metal terminal (4) all have the branch of male and female, the male seat (11) of Connection Block (1) is pegged graft with the claw (111) of link on the draw-in groove (121) with female seat (12) link, the male terminal (41) of described metal terminal (4) fixedly is plugged in the female seat (12), bulge-structure is arranged in the middle of the link of this male terminal (41), female terminal (42) fixedly is connected to the link of male seat (11), recessed structures is arranged in the middle of this female terminal (42) link, male and female terminal (41, when 42) connecting, by tension stress effect separately, make be connected to each other more tight, in the seal groove (13) of sealing ring (3) grafting and Connection Block (1), sealing circle (3) one ends have boss (31), shrink pawl (2) and be socketed on the boss (31) of sealing ring (3), closed nut (5) is threadedly connected to the closing end of Connection Block (1).

The solar-electricity cable connector that the utility model disclosed has circular arc edge clipping (122) on the draw-in groove (121) of its female seat (12), can prevent landing when mounted, and a corresponding end with draw-in groove (121) has extension jig arm (123).

The solar-electricity cable connector that the utility model disclosed, there is male seat link slot (124) its female seat (12) link inside, the auxiliary slot (125) that this male seat link slot oriented female seats of (124) one sides (12) inwall is recessed.

The solar-electricity cable connector that the utility model disclosed, the respective end of the claw (111) of its male seat (11) has trapezoidal faces (112), under the tension stress effect of the extension jig arm (123) by female seat (12), closely cooperate with this trapezoidal faces (112), ring recess (113) is arranged at the link bottom of male seat (11), be socketed with water proof ring (114) on this ring recess (113), this water proof ring (114) is at master-slave seat (11, when 12) pegging graft, fit tightly with female seat (12) inwall, prevent that liquid or dust from entering from the junction, influence the use of cable, fin (115) is arranged on the plane of this link one side, and this fin (115) is consistent with auxiliary slot (125) position in the female seat (12).

The solar-electricity cable connector that the utility model disclosed, its male seat (11) has wiring hole (14) with the terminals of female seat (12), and the cross section of this wiring hole (14) is T-shaped.

The solar-electricity cable connector that the utility model disclosed, its metal terminal (4) terminals are circular arc button pawl (43), the bulge-structure of its male terminal (41) is strip circular shaft shape, the link of its female terminal (42) is the strip tubular, when male terminal (41) is plugged in female terminal (42), produce relative friction forces by list structure to each other, make that connection is more firm.

The solar-electricity cable connector that the utility model disclosed, all there is through hole at its center of shrinking pawl (2) and closed nut (5), the two and Connection Block (1) and sealing ring (3) coaxial cooperation, closely connect, there is chamfering at the edge of sealing circle (3), when inserting cable, under the effect of closed nut (5), shrinking pawl (2) exerts pressure to sealing ring (3), sealing ring (3) outer wall is initiatively fitted simultaneously to seal groove (13) inwall and bottom, sealing ring (3) inwall fits tightly with the cable outer wall, accomplishes the secondary waterproof, and water proof and dust proof is effective; Shrink pawl (2) when pressurized, also initiatively tighten up, pin cable, make that connection is more firm to inserting cable.

Above execution mode only is that preferred implementation of the present utility model is described; be not that scope of the present utility model is limited; under the prerequisite that does not break away from the utility model design spirit; various distortion and improvement that the common engineers and technicians in this area make the technical solution of the utility model all should fall in the definite protection range of claims of the present utility model.

Claims

1. solar-electricity cable connector, in Connection Block, shrink pawl, sealing ring, metal terminal and closed nut are linked in sequence, its Connection Block and metal terminal all have the branch of male and female, it is characterized in that: the male seat of described Connection Block is pegged graft with the claw of link on the draw-in groove with the female seat link, the male terminal of described metal terminal fixedly is plugged in the female seat, bulge-structure is arranged in the middle of the link of this male terminal, female terminal fixedly is connected to the link of male seat, recessed structures is arranged in the middle of this female terminal link, in the seal groove of described sealing ring grafting and Connection Block, sealing circle one end has boss, described contraction pawl is socketed on the boss of sealing ring, and described closed nut is threadedly connected to the closing end of Connection Block.

2. solar-electricity cable connector according to claim 1 is characterized in that: the circular arc edge clipping is arranged on the draw-in groove of described female seat, and a corresponding end with draw-in groove has the extension jig arm.

3. solar-electricity cable connector according to claim 2 is characterized in that: there is the male seat link slot described female seat link inside, the recessed auxiliary slot of the oriented female seat inwall of this male seat link slot one side.

4. solar-electricity cable connector according to claim 3, it is characterized in that: the respective end of the claw of described male seat has trapezoidal faces, the extension jig arm of this trapezoidal faces and female seat closely cooperates, ring recess is arranged at the link bottom of male seat, be socketed with water proof ring on this ring recess, on link one side plane fin is arranged, this fin is consistent with the auxiliary slot position in the female seat.

5. solar-electricity cable connector according to claim 4 is characterized in that: the terminals of described male seat and female seat have wiring hole, and the cross section of this wiring hole is T-shaped.

6. solar-electricity cable connector according to claim 1 is characterized in that: described metal terminal terminals are circular arc button pawl, and the bulge-structure of its male terminal is strip circular shaft shape, and the link of its female terminal is the strip tubular.

7. according to claim 1,5 or 6 described solar-electricity cable connectors, it is characterized in that: all there is through hole at the center of described contraction pawl and closed nut, and the two and Connection Block and sealing ring coaxial cooperation closely connect, and there is chamfering at the edge of sealing circle.