CN203813120U

CN203813120U - Waterproof junction box connector

Info

Publication number: CN203813120U
Application number: CN201420253292.5U
Authority: CN
Inventors: 吴远泽
Original assignee: Individual
Current assignee: Changzhou Wujin Semiconductor Lighting Application Technology Institute
Priority date: 2014-05-16
Filing date: 2014-05-16
Publication date: 2014-09-03
Anticipated expiration: 2024-05-16

Abstract

The utility model relates to a waterproof junction box connector constituted by a box body (9); a plurality of sockets and terminals, which are disposed on the surface of the box body. Each of the sockets comprises an internal thread nut (6); a socket connecting end in the internal thread nut; and a sealing ring (4), which is disposed in a gap between the internal thread nut and the socket connecting end. Each of the socket connecting ends is an inserting needle connecting end provided with a male rubber core (1), and a male rubber core separator (101) is disposed between every two inserting needles, and the corresponding sealing ring (4) is disposed on the outer side of the male rubber core in a sleeved manner; or each of the socket connecting ends is an inserting hole connecting end provided with a female rubber core (5), and the female rubber core is provided with a female rubber core separation chamber (502) used for accommodating the male rubber core separator, and the sealing ring is disposed on the outer side of the female rubber core in a sleeved manner. Each of the terminals comprises a hollow bolt (901), which is fixedly disposed on the surface of the box body, and is inserted in an external wiring rod from the outer side of the box body to the inner side of the box body; a sealing ring (10), which is disposed on the external wire rod (12) in a sleeved manner; and a pressing nut (11), which is in a threaded connection with the hollow bolt. The waterproof junction box connector has advantages of stable waterproof performance, and ability of increasing electric clearance and creepage distance.

Description

A kind of waterproof branch box connector

Technical field

The utility model relates to electric and wiring installation, is specifically related to a kind of waterproof branch box connector.

Background technology

Now electronic equipment is as LED street lamp, industrial field bus, and the waterproof branch box connector of use is more and more, and comprises following defect when junction box waterproof:

1, traditional connector uses two stuck points and self-locking type connecting structure, and water resistance is bad.

2, traditional connector wire rod and junction box main body are by body seal wire rod, and waterproof is difficult to solve.

3, traditional connector electric clearance and creepage distance are inadequate.

Utility model content

The utility model technical issues that need to address are, how a kind of waterproof branch box connector is provided, and can ensure that water resistance is stable, reliable and increase electric clearance and creepage distance.

Technical problem of the present utility model solves like this: build a kind of waterproof branch box connector, multiple sockets and terminals by box body, box surface form, it is characterized in that, described socket comprises socket link in internal threaded nut, internal threaded nut and the sealing ring in space between internal threaded nut and socket link; Described socket link is the contact pin link with public glue core, between every contact pin, being provided with public glue core cuts off, described sealing ring is enclosed within outside public glue core, or described socket link is the jack link with rubber master batch core, the setting of rubber master batch core is held the rubber master batch core of described public glue core partition every sky, and described sealing ring is enclosed within outside rubber master batch core; Described terminals comprise be fixed on box surface for penetrate the hollow bolt of external wire rod, the clamp nut that is enclosed within the sealing ring external wire rod, on hollow bolt and is threaded with described hollow bolt in box body from outside.

The waterproof branch box connector providing according to the utility model, it is the plug with external screw thread hollow screw that described socket external screw-thread connects one end, hollow screw inside is provided with plug link; Described socket link is contact pin link, described plug link is jack link, or described socket link be jack link, described plug link is contact pin link.

The waterproof branch box connector providing according to the utility model, the terminals in this waterproof branch box connector are 1, multiple sockets are connected in box body internal electrical with terminals.

The waterproof branch box connector providing according to the utility model, multiple sockets are all positioned at a surface of box body, and described terminals are located at the side of multiple sockets place box surface.

The waterproof branch box connector providing according to the utility model, the terminals in this waterproof branch box connector are 2, multiple sockets are connected in box body internal electrical with 2 terminals.

The waterproof branch box connector providing according to the utility model, multiple sockets are all positioned at a surface of box body, and 2 terminals are located at respectively the different and relative side of multiple sockets place box surface.

The waterproof branch box connector providing according to the utility model, this waterproof branch box connector also comprises the pcb board in box body, socket and terminals are electrically connected by described pcb board.

The waterproof branch box connector providing according to the utility model, the number of the socket in this waterproof branch box connector is to be greater than 2 random natural numbers, preferably 2-18.

The waterproof branch box connector that the utility model provides, compared with prior art has following outstanding advantages:

1, connector one end and the connector other end are threaded connection, and connected mode is reliable and stable;

2, the design of connector two ends glue core cuts off, and increases electrical equipment gap;

3, the design of connector two ends glue core cuts off, and increases creepage distance;

4, between connector body and outside wire rod, increase sealing ring and clamp nut makes water resistance more reliable;

5, connector one end adopts external screw thread traveling nut, easy to operate;

6, connector one end is internal threaded nut and glue core composite type, avoids mould to produce;

7, structure is little, lightweight.

8, connector one end and other end profile are similar, and outward appearance is coordinated, attractive in appearance.

Brief description of the drawings

Further the utility model is elaborated below in conjunction with the drawings and specific embodiments.

Fig. 1 is the public plug connecting line end structure schematic diagram being used in conjunction with the utility model waterproof branch box connector;

Fig. 2 is the waterproof branch box connector blast structural representation of the utility model one-to-two;

Fig. 3 is the schematic diagram of waterproof branch box connector assembling structure shown in Fig. 2;

Fig. 4 is electrical equipment gap and creepage distance schematic diagram one;

Fig. 5 is electrical equipment gap and creepage distance schematic diagram two;

Fig. 6 is the waterproof branch box connector construction schematic diagram of one point three of the utility model;

Fig. 7 is the waterproof branch box connector construction schematic diagram of one point four of the utility model;

Fig. 8 is the some waterproof branch box connector assembly structures of the utility model schematic diagram.

Wherein Reference numeral:

Public glue core 1, public glue core cut off 101, external screw thread hollow screw 2, external screw thread hollow screw screw thread 201, encapsulate outer by 3, sealing ring 4, rubber master batch core 5, rubber master batch core groove 501, rubber master batch core be every empty 502, internal threaded nut 6, internal threaded nut screw thread 601, terminal 7, pcb board 8, pcb board bonding wire hole 801, pcb board solder terminal hole 802, box body 9, hollow bolt 901, sealing ring 10, clamp nut 11, clamp nut screw thread 1101, wire rod 12.

Embodiment

First, the product structure of the utility model specific embodiment is described:

As Figure 1-3, the waterproof branch box connector that the utility model provides is one-to-two style connector, mainly by public glue core 1, public glue core cuts off 101, external screw thread hollow screw 2, external screw thread hollow screw screw thread 201, encapsulate is outer by 3, sealing ring 4, rubber master batch core 5, rubber master batch core groove 501, rubber master batch core is every empty 502, internal threaded nut 6, internal threaded nut screw thread 601, terminal 7, pcb board 8, pcb board bonding wire hole 801, pcb board solder terminal hole 802, box body 9, hollow bolt 901, sealing ring 10, clamp nut 11, clamp nut screw thread 1101, wire rod 12 forms, wherein:

(i) insert the plug link of connector 9

<1>, wherein external screw thread hollow screw 2 is enclosed within on public glue core 1;

Outside <2>, injection moulding, be injected on public glue core 1 by 3.

(2) socket end of connector

<1>, sealing ring 4 are enclosed within on rubber master batch core groove 501;

<2>, internal threaded nut 6 are enclosed within on rubber master batch core 5;

<3>, terminal 7 are contained in rubber master batch core 5;

<4>, sealing ring 4, rubber master batch core 5, internal threaded nut 6, terminal 7 are welded on by terminal 7 in the pcb board solder terminal hole 802 of pcb board 8;

<5>, injection-molded body: box body 9 is injected in internal threaded nut 6;

<6>, sealing ring 10 are enclosed within on outside wire rod 12;

<7>, clamp nut 11 are engaged in injection-molded body by clamp nut screw thread 1101: on box body 9 on hollow bolt 901;

The second, the performance of this product is described:

The function of this connector waterproof specifically comprises:

<1>, the insertion plug link of connector 9 and the socket end of connector are locked by external screw thread hollow screw screw thread 201 and internal threaded nut screw thread 601, compress the sealing ring 4 between public glue core 1 and rubber master batch core 5 by public glue core 1, realize and connect the also function of waterproof.

<2>, be tightened on hollow bolt 901 by clamp nut screw thread 1101, clamp nut 11 press seal rings 10 come sealing box body 9 and outside wire rod 12, reach reliable waterproof effect.

As shown in Fig. 4-5, this connector has been realized larger electrical equipment gap and creepage distance:

<1>, on public glue core 1, design public glue core and cut off 101 and increase electrical equipment gap and creepage distances;

<2>, on rubber master batch core 5, design rubber master batch core and cut off 502 and increase electrical equipment gap and creepage distances.

The 3rd, distortion and the application of this product are described:

As shown in Fig. 6-7, the also connector of one point of three type and one point of four type of this connector, in addition for being used in combination, the link of this connector is 2, lays respectively at the side of two, on it, socket is all positioned at the front of connector.This combination can be any number connector combination, any type connector combination.As shown in Figure 8, two connectors are by outside wire rod docking, combination between link.

Finally, the foregoing is only preferred embodiment of the present utility model, all equalizations of doing according to the utility model claim scope change and modify, and all should belong to the covering scope of the utility model claim.

Claims

1. a waterproof branch box connector, multiple sockets and terminals by box body (9), box surface form, it is characterized in that, described socket comprises socket link in internal threaded nut (6), internal threaded nut and the sealing ring (4) in space between internal threaded nut and socket link; Described socket link is the contact pin link with public glue core (1), between every contact pin, be provided with public glue core and cut off (101), described sealing ring (4) is enclosed within outside public glue core (1), or described socket link is the jack link of band rubber master batch core (5), rubber master batch core (5) setting is held the rubber master batch core of described public glue core partition every empty (502), and described sealing ring (4) is enclosed within outside rubber master batch core; Described terminals comprise be fixed on box body (9) surface for penetrate the hollow bolt (901) of external wire rod, the clamp nut (11) that is enclosed within the sealing ring (10) external wire rod (12), on hollow bolt and is threaded with described hollow bolt (901) in box body from outside.

2. waterproof branch box connector according to claim 1, is characterized in that, described socket external screw-thread connects the plug that one end is band external screw thread hollow screw (2), and hollow screw inside is provided with plug link; Described socket link is contact pin link, described plug link is jack link, or described socket link be jack link, described plug link is contact pin link.

3. waterproof branch box connector according to claim 2, is characterized in that, the terminals in this waterproof branch box connector are 1, and multiple sockets are connected in box body internal electrical with terminals.

4. waterproof branch box connector according to claim 3, is characterized in that, multiple sockets are all positioned at a surface of box body, and described terminals are located at the side of multiple sockets place box surface.

5. waterproof branch box connector according to claim 1, is characterized in that, the terminals in this waterproof branch box connector are 2, and multiple sockets are connected in box body internal electrical with 2 terminals.

6. waterproof branch box connector according to claim 5, is characterized in that, multiple sockets are all positioned at a surface of box body, and 2 terminals are located at respectively the different and relative side of multiple sockets place box surface.

7. according to waterproof branch box connector described in claim 3 or 4, it is characterized in that, this waterproof branch box connector also comprises the pcb board (8) in box body, and socket and terminals are electrically connected by described pcb board.

8. waterproof branch box connector according to claim 7, is characterized in that, the socket in this waterproof branch box connector is 2-18.