CN214958580U

CN214958580U - Networking type waterproof junction box

Info

Publication number: CN214958580U
Application number: CN202120760186.6U
Authority: CN
Inventors: 李健
Original assignee: Suzhou Garner Electronic Technology Co Ltd
Current assignee: Suzhou Garner Electronic Technology Co Ltd
Priority date: 2021-04-14
Filing date: 2021-04-14
Publication date: 2021-11-30
Anticipated expiration: 2031-04-14

Abstract

The utility model discloses a networking type waterproof junction box, which comprises an insulating box body, a bus terminal, a first waterproof ring and a second waterproof ring, wherein the insulating box body is provided with an upper box body and a lower box body which are hinged with each other, a cavity for accommodating the bus terminal is arranged in the lower box body, a raised water-blocking strip is arranged at the position of the upper box body corresponding to the cavity, and the shape of a closed loop formed by the water-blocking strip is consistent with the shape of the cavity; the bus terminal comprises a bus and a plurality of metal terminals connected with the bus, the metal terminals are arranged in the cavity of the lower box body, and the bus is injected into the lower shell; the first waterproof ring is consistent with the cavity in shape and is filled in the cavity to form a closed-loop structure around the metal terminal; the waterproof circle of second assembly is on the surface of water blocking strip, sets up with first waterproof circle relatively, and when upper and lower box body was closed, the wire both ends were arranged in and are contacted pressfitting waterproof between first waterproof circle and the waterproof circle of second. The utility model discloses a waterproof terminal box of network deployment formula, it is not only high-efficient waterproof, assembly efficiency is high moreover.

Description

Networking type waterproof junction box

The technical field is as follows:

the utility model relates to a waterproof terminal box, concretely relates to waterproof terminal box of networking type.

Background art:

in current circuit connection, often need connect multichannel subnet circuit to mother in the net in parallel, in the in-process of connecting the installation, accomplish through the terminal box, usually with a plurality of terminal box joint on mother's net wire, mother's net wire all is metal wire such as copper core wire, need the manual work to peel off the epidermis during installation, just can ensure the terminal contact copper core wire in the terminal box, adopt this method to waste time and energy, greatly reduced assembly efficiency, if in addition expose outside wire and contact with the ground or meet the rainy day, cause the too big or short circuit of network resistance easily, thereby shadow whole circuit's normal operating, have very big risk.

The utility model has the following contents:

lack and not enough to prior art, the utility model provides a waterproof terminal box of networking type realizes inside high-efficient waterproof through the seal structure of optimizing, simultaneously through the structure that improves the metal terminal, realizes breaking the surface automatically and realizes effectively connecting.

The utility model discloses a realize above-mentioned technical purpose through following technological means.

A networking type waterproof junction box comprises an insulating box body, a bus terminal, a first waterproof ring and a second waterproof ring, wherein the bus terminal, the first waterproof ring and the second waterproof ring are integrally molded in the insulating box body,

the insulation box body is provided with an upper box body and a lower box body which are hinged with each other, a cavity for accommodating a bus terminal is arranged in the lower box body, U-shaped wire grooves are formed in the two sides of the cavity corresponding to the lower box body, a raised water blocking strip is arranged at the position of the upper box body corresponding to the cavity, and the shape of a closed loop formed by the water blocking strip is consistent with the shape of the cavity;

the bus terminal comprises a bus and a plurality of metal terminals connected with the bus, the metal terminals are arranged in the cavity of the lower box body, and the bus is injected into the lower shell;

the first waterproof ring is in the same shape as the cavity, is filled in the cavity and surrounds the metal terminal to form a closed loop structure, and an arc-shaped groove is formed in the position, corresponding to the U-shaped wire groove, of the first waterproof ring;

the second waterproof ring is assembled on the surface of the waterproof strip, is arranged opposite to the first waterproof ring, and is provided with a second arc-shaped groove corresponding to the arc-shaped groove of the first waterproof ring.

When the upper box body and the lower box body are combined, the second waterproof ring and the water blocking strip are clamped into the cavity, and the two ends of the wire are arranged between the arc-shaped groove and the second arc-shaped groove and are in contact pressing and waterproof with the first waterproof ring and the second waterproof ring.

Preferably, two sides of the non-hinged end of the lower box body are provided with convex clamping blocks, two sides of the non-hinged end of the upper box body extend to form clamping arms, and the clamping arms and the clamping blocks are mutually clamped to realize the opposite buckling of the upper box body and the lower box body.

Preferably, the metal terminal is provided with a conducting strip, one end of the conducting strip is provided with a riveting presser foot which is in compression joint with the bus pin, two sides of the other end of the conducting strip vertically extend upwards to form a connecting strip for the wire to be clamped in, the connecting strip is provided with a V-shaped clamping opening, the inner wall of the clamping opening is provided with a sharp part, and when the wire is clamped downwards, the sharp part punctures the soft skin on the surface of the wire so that the wire is electrically connected with the metal terminal.

Preferably, the position of the upper box body corresponding to the metal terminal is provided with a line pressing block, when the upper box body is opposite to the lower box body, the line pressing block is arranged between the two connecting pieces of the metal terminal, and a lower pressing wire is clamped into the connecting pieces.

Preferably, the first waterproof ring and the second waterproof ring are made of flexible materials.

Has the advantages that: the utility model discloses a waterproof terminal box of networking type has following beneficial effect:

two groups of waterproof rings are respectively arranged on the upper side and the lower side of the wire, so that the wire is pressed and waterproof when being extruded, and the waterproof rings form a closed waterproof area around the metal terminal, so that the circuit problem caused by the fact that external water enters the inside is effectively avoided;

optimize metal terminal structure, increase spine portion, cooperation line ball piece thoroughly impresses the wire in the metal terminal, and spine portion lacerated wire surface velum when pushing down, ensures the inside copper conductor of wire and terminal contact, and this process need not personnel extra operation, and the automatic completion when the lid on the pressfitting has improved assembly efficiency.

Drawings

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

FIG. 2 is a partial exploded view of an embodiment of the present invention;

fig. 3 is a structural diagram of a bus bar terminal according to an embodiment of the present invention.

In the figure: 1-insulating box body, 2-bus terminal, 3-first waterproof ring, 4-second waterproof ring, 5-upper box body, 6-lower box body, 7-cavity, 8-U-shaped wire groove, 9-lead, 10-waterproof strip, 11-line pressing block, 12-bus, 13-metal terminal, 14-conducting strip, 15-riveting pressing foot, 16-connecting piece, 17-clamping opening, 18-spine part, 19-arc groove, 20-second arc groove, 21-clamping block and 22-clamping arm.

Detailed Description

For a further understanding of the invention, reference will now be made to the preferred embodiments of the invention, as illustrated in the accompanying drawings and examples, but it is to be understood that the description is intended to illustrate and provide further explanation of the features and advantages of the invention, rather than to limit the scope of the claims.

As shown in figures 1-3, a waterproof terminal box of networking type, including insulating box body 1, integrative generating line terminal 2 of moulding plastics in insulating box body, first waterproof circle 3 and the waterproof circle 4 of second.

Specifically speaking, the insulation box body is provided with an upper box body 5 and a lower box body 6 which are hinged with each other, a cavity 7 for accommodating a bus terminal is arranged in the lower box body, the number of the cavities is the same as that of metal terminals on the bus terminal, the cavities are communicated with each other, U-shaped grooves 8 are arranged on two sides of the lower box body corresponding to the cavities and used for a lead 9 to pass through, a raised water blocking strip 10 is arranged on the upper box body corresponding to the cavity, the shape of a closed loop formed by the water blocking strips is the same as that of the cavity, a plurality of cavities correspond to a closed loop formed by a plurality of water blocking strips, and a line pressing block 11 is arranged on the upper box body corresponding to the metal terminal.

The bus terminal comprises a bus 12 and a plurality of metal terminals 13 connected with the bus, the metal terminals are arranged in a cavity of the lower box body, the bus is molded in the lower shell body in an injection mode, each metal terminal is provided with a conducting strip 14, one end of each conducting strip is provided with a riveting presser foot 15 and a bus pin in a compression joint (or can be directly welded and fixed), two sides of the other end of each conducting strip vertically extend upwards to form a connecting piece 16 for a lead to be clamped in, each connecting piece is provided with a V-shaped clamping opening 17, the inner wall of each clamping opening is provided with a sharp-prick portion 18, the upper box body is matched with the lower box body, the line pressing block is arranged between the two connecting pieces, the lead is clamped into the clamping opening of each connecting piece by pressing the lead downwards, and the sharp-prick portions pierce soft skin on the surface of the lead along with the downward movement of the lead, so that the lead is electrically connected with the connecting pieces.

The first waterproof rings are consistent in shape with the cavities, the first waterproof rings are filled in the cavities and surround the metal terminals to form a closed loop structure, arc-shaped grooves 19 are formed in the positions, corresponding to the U-shaped wire grooves, of the first waterproof rings, the cavities correspond to the first waterproof rings, and the first waterproof rings are connected into a whole; the assembly of the waterproof circle of second is on the surface of the water blocking strip, and sets up with first waterproof circle relatively, and corresponds first waterproof circle arc trench position and be equipped with second arc groove 20, and first waterproof circle selects flexible material, preferred TPE material, silica gel material etc. with the waterproof circle of second when using.

When the upper and lower box bodies are in butt joint, the second waterproof ring and the water blocking strip are clamped into the cavity, the two ends of the wire are arranged between the arc-shaped groove and the second arc-shaped groove and are in contact and press fit with the first waterproof ring and the second waterproof ring to be waterproof, and in order to ensure the waterproof effect, the diameters and the depths of the arc-shaped groove and the second arc-shaped groove are set to be slightly smaller than the diameter of the wire.

In order to ensure the buckling firmness of the upper box body and the lower box body, the two sides of the non-hinged end of the lower box body are provided with the raised clamping blocks 21, the two sides of the non-hinged end of the upper box body extend to form the clamping arms 22, and the clamping arms and the clamping blocks are mutually clamped to realize the buckling of the upper box body and the lower box body.

The utility model discloses a waterproof terminal box of network deployment formula only need arrange the wire in the card income mouth position of connection piece when using, will go up the box body lock can, need not extra skinning, these operations of wiring have promoted assembly efficiency.

The above is the preferred embodiment of the present invention, and is not intended to limit the present invention in any form, and all the changes and modifications that are equivalent to any simple modification made to the above embodiments by the technology of the present invention are within the scope of the technical solution of the present invention.

Claims

1. The utility model provides a waterproof terminal box of networking which characterized in that: comprises an insulating box body, a bus terminal, a first waterproof ring and a second waterproof ring which are integrally molded in the insulating box body,

the second waterproof ring is assembled on the surface of the waterproof strip, is arranged opposite to the first waterproof ring, and is provided with a second arc-shaped groove corresponding to the first waterproof ring arc-shaped groove;

2. The networking type waterproof junction box of claim 1, wherein: protruding clamping blocks are arranged on two side edges of the non-hinged end of the lower box body, clamping arms extend from two side edges of the non-hinged end of the upper box body, and the clamping arms and the clamping blocks are mutually clamped to realize the opposite buckling of the upper box body and the lower box body.

3. The networking type waterproof junction box of claim 1, wherein: the metal terminal is provided with a conducting strip, one end of the conducting strip is provided with a riveting presser foot which is in compression joint with a bus pin, connecting strips for clamping a lead are vertically and upwards extended from two sides of the other end of the conducting strip, each connecting strip is provided with a V-shaped clamping opening, and the inner wall of each clamping opening is provided with a spine part, when the lead is downwards clamped, the spine parts puncture soft skin on the surface of the lead, so that the lead is electrically connected with the metal terminal.

4. The networking type waterproof junction box of claim 3, wherein: go up the box body and be equipped with the line ball piece corresponding to metal terminal position, go up the box body and when box body is fashionable down, the line ball piece is arranged in between two connection pieces of metal terminal, pushes down the wire card and goes into in the connection piece.

5. The networking type waterproof junction box of claim 1, wherein: the first waterproof ring and the second waterproof ring are made of flexible materials.