CN104701789B - One kind turns to terminal box - Google Patents

Abstract

Terminal box, including housing are turned to the invention provides one kind, the axis that housing is provided with each pilot hole in pilot hole group I and pilot hole group II, two pilot hole group groups is parallel, the axis perpendicular of the pilot hole between two pilot hole group groups；Provided with one group of connecting wire in housing, one end of connecting wire is respectively fixed with binding post I, and binding post I is separately mounted in the pilot hole of pilot hole group I；The other end of connecting wire slides through the pilot hole of pilot hole group II respectively, and the end of the connecting wire outside housing is equipped with binding post II respectively.The program can reduce the difficulty of construction of wiring in low pressure wiring work, improve the operating efficiency of low pressure wiring work, and the breakage of cable can be avoided during wiring.

Description

A steering junction box

technical field

The invention relates to a junction box, in particular to a steering junction box, which is especially suitable for wiring that needs to be bent at 90 degrees during wiring, and is especially suitable for wiring when incoming cables need to be bent at 90 degrees during low-voltage wiring work.

Background technique

At present, in the low-voltage wiring work, especially the incoming cable from the incoming power point to the low-voltage switch, since the low-voltage switch is located inside the meter box and the opening of the incoming cable is located on the side of the meter box, the incoming cable needs to be bent at 90 degrees to complete the wiring.

In actual work, in view of the large diameter of the low-voltage cable and the copper core cable, and the high hardness of the copper core cable, the construction is difficult during the on-site construction process, which not only restricts the wiring efficiency, but also extremely It is easy to damage the cable, and the construction safety is low. In addition, wiring after bending will also affect the appearance of the wiring. This is a problem existing in the prior art.

Contents of the invention

The technical problem to be solved by the present invention is to provide a steering junction box for reducing the construction difficulty of wiring in low-voltage wiring work and avoiding cable damage during the wiring process.

The invention provides a steering junction box, which includes a housing, on which guide hole group I and guide hole group II are arranged, the axes of the guide holes in the two guide hole groups are parallel, and the distance between the two guide hole groups is The axes of the guide holes are perpendicular to each other; there is a set of connecting wires inside the housing, and one end of the connecting wires is respectively fixed with a terminal I, and the connecting terminals I are respectively installed in the guide holes of the guide hole group I; the other ends of the connecting wires are respectively slid through The guide holes of the guide hole group II are respectively equipped with terminal II at the ends of the connecting wires located outside the casing.

Wherein, the axial direction of each guide hole in the guide hole group I is respectively provided with positioning components I for limiting the connecting wires.

Preferably, the positioning assembly I includes two semicircular line cards, the two semicircular line cards form a line card slot, and the connecting wire slides through the line card slot. In addition, positioning component I can also use round wire cards.

Wherein, the axial direction of each guide hole in the guide hole group II is respectively provided with a positioning component II for limiting the connecting wire.

Preferably, the positioning assembly II includes two semicircular line cards, the two semicircular line cards form a line card slot, and the connecting wire slides through the line card slot. In addition, the positioning assembly II can also use round wire cards.

In addition, a visible window is provided on the casing, and a group of indicator lights are arranged in the visible window, and each indicator light is connected to the two terminals I through wires. When the equipment is running, the indicator light is used to detect the charging situation of the steering junction box, and the visible window is used to observe the above charging situation.

Preferably, the housing includes a box cover and a box body for use together, the box body includes a box bottom, and adjacent and perpendicular side walls I and II, the guide hole group I and The guide hole group II is respectively arranged on the side wall I and the side wall II.

Wherein, the lid is provided with lead seal threading holes. The use of the lead seal threading hole facilitates the lead sealing of the box body and the box cover.

Wherein, the box bottom of the box body is provided with installation holes. The use of the mounting holes is used to fix the steering junction box on a specific object, so as to facilitate the smooth progress of the wiring work.

Wherein, the terminal I is a crimping screw terminal, and the terminal II is a fork terminal.

Beneficial effects of the present invention:

(1) During the construction of low-voltage wiring, there is no need to bend the cable before installation, which not only reduces the difficulty of construction, but also improves the efficiency of construction; and during the construction of low-voltage wiring, there is no need to bend the cable, This can largely avoid the damage of the cable during the bending process, which is economical and can improve the safety of construction.

(2) A group of connecting wires is provided in the casing of the present invention, and a guide hole group I and a guide hole group II are arranged on the casing. The axes of the guide holes in the two guide hole groups are parallel to each other. The axes of the guide holes are vertical, and the use of two sets of guide holes facilitates ensuring that the two ends of the connecting wires can be kept vertical, thereby ensuring the smooth progress of the construction.

(3) The use of positioning assembly I or positioning assembly II in the present invention can not only limit the connecting wire, but also has a supporting effect on the connecting wire, which is convenient to ensure that the end of the connecting wire close to the corresponding wire hole can be distributed in a straight line, thereby facilitating further Ensure that both ends of the connecting wires can be kept perpendicular to further ensure the smooth progress of the construction.

(4) In the present invention, connecting terminals are respectively provided at both ends of the connecting wire, which is convenient for wiring.

It can be seen that the present invention has outstanding substantive features and remarkable progress, and the beneficial effects of its implementation are also obvious.

Description of drawings

Fig. 1 is a partial structure schematic diagram of the present invention;

Fig. 2 is the structural representation of lid of the present invention;

Fig. 3 is a structural schematic diagram of the lead-sealed bolt of the present invention.

Among them: 1. Box body, 2. Connecting wire, 3. Terminal block Ⅰ, 4. Terminal block Ⅱ, 5. Side wall Ⅰ, 6. Side wall Ⅱ, 7. Box bottom, 8. Semicircle line card, 9. Indication Lamp, 10, line card slot, 11, mounting hole, 12, visible window, 13, lead seal threading hole, 14, box cover, 15, bolt hole, 16, bolt hole, 17, connecting part, 18, connecting part , 19, nut, 20, screw, 21, hole, 22, seal bolt.

detailed description

In order to make the technical solution and advantages of the present invention clearer, the technical solution of the present invention will be clearly and completely described below in conjunction with the accompanying drawings of the present invention.

As shown in Fig. 1 and Fig. 2, a steering junction box of the present invention includes a shell made of fire-resistant and waterproof material, and a group of connecting wires 2 made of multi-strand annealed copper wires are arranged in the shell. The casing is provided with guide hole group I and guide hole group II, the axes of the guide holes in the two guide hole groups are parallel, and the axes of the guide holes between the two guide hole groups are perpendicular. One end of the connecting wire 2 is respectively equipped with a terminal I3, and the connecting terminal I3 is fixed in the guide hole of the guide hole group I; the other end of the connecting wire 2 slides through the guide hole in the guide hole group II , The end of the connecting wire 2 located outside the shell is equipped with terminal Ⅱ4. Wherein, Fig. 1 is the structure diagram after removing the box cover of the present invention.

In this embodiment, positioning components I for limiting the connection wires 2 are respectively provided in the axis direction of each guide hole in the guide hole group I. The positioning assembly I includes two semicircular line cards 8 forming a line card slot 10 through which the connecting wire 2 slides.

In this embodiment, positioning components II for limiting the connecting wires 2 are respectively provided in the axis direction of each guide hole in the guide hole group II. The positioning assembly II includes two semicircular line cards 8 forming a line card slot 10 through which the connecting wire 2 slides.

In this embodiment, a visible window 12 is provided on the casing, and a group of indicator lights 9 are arranged in the visible window 12, and each indicator light 9 is respectively connected to the two terminals I3 through wires. Wherein, the above-mentioned indicator lights 9 respectively adopt 220V light-emitting diodes to detect the electrification of the steering junction box. Whether the box is charged or not is more practical.

Wherein, for the convenience of loading and unloading, the housing includes a box cover 14 and a box body 1 for use in cooperation, and the box body 1 includes a box bottom 7, and adjacent and vertical side walls I5 and side walls II6, so The guide hole group I and the guide hole group II are respectively arranged on the side wall I5 and the side wall II6. The viewing window 12 is arranged on the box cover 14, and the positioning assembly I and the positioning assembly II are installed on the box bottom 7 of the box body 1 respectively.

Wherein, the lid 14 is provided with a lead seal threading hole 13 . The use of the threading hole 13 is used to seal the box cover 14 and the box body 1, so as to ensure that the box cover 14 is not easy to be opened, and then facilitates to a certain extent to prevent unscrupulous users from entering the wire terminal of the junction box described in the present invention. The phenomenon of electricity theft occurs.

Wherein, the terminal I3 is a screw crimping terminal, which is easy to disassemble and replace. The screw crimping terminal may be a copper terminal or a copper-aluminum terminal according to actual needs. And in this embodiment, each connection terminal I3 is located in the box body 1 . In addition, in this embodiment, the connection terminal II4 is a fork-shaped connection terminal.

In addition, in order to facilitate the smooth progress of the wiring work, an installation hole 11 is provided on the housing for fixing the steering junction box. And in this embodiment, the installation hole 11 is provided at the bottom of the box body 1 .

When the construction site needs to bend the incoming cable at 90 degrees, the junction box of the present invention can be fixed directly above the switch through the installation hole 11, and the inlet of the junction box faces the power cable and is connected to the power cable. Keep it horizontal, adjust the length and spacing of the outgoing wires 2 in the junction box according to the position and model of the incoming line switch, crimp the terminal II 4 on the incoming line side of the incoming line switch; and crimp the incoming line power to the wiring Terminal Ⅰ3 of the box, cover the box cover 14 after the wiring is completed.

In addition, in this embodiment, four connection parts 17 with bolt holes 16 are provided on the side of the box cover 14, and four connection parts 17 with bolt holes 15 are provided on the side wall of the box body 1. Connecting portion 18, after the lid 14 is covered on the box body 1, the connecting portion 17 on the lid 14 and the connecting portion 18 on the box body 1 are closely fitted respectively, and then the tightly fitted connecting portion 17 and The connecting parts 18 are respectively fixedly connected by lead-sealing bolts 22 , so that the box cover 14 is more tightly fixed on the box body 1 , and the nuts 19 of the lead-sealing bolts 22 are located outside the box body 1 . The nut 19 of the above-mentioned seal bolt 22 has a hole 21 for passing through the seal wire, as shown in FIG. 3 . Finally, pass the seal wire through the seal threading hole 13 on the box cover 14 and the hole 21 on the nut 19 of the corresponding seal bolt 22 to seal the box body 1 and the box cover 14 to complete the installation.

In summary, the present invention is simple in structure, easy to assemble and disassemble, and easy to use; and during the construction of low-voltage wiring, there is no need to bend the cables before installing, which not only reduces the difficulty of construction, but also improves the working efficiency of low-voltage wiring; and During the construction of low-voltage wiring, there is no need to bend the cables, which largely avoids damage to the cables during the bending process, which improves the safety of construction. Easy to promote and use.

The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit them; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: it can still be described in the foregoing embodiments Modifications are made to the recorded technical solutions, or equivalent replacements are made to some of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the various embodiments of the present invention.

Claims (10)

1. A steering junction box, which is characterized in that: it includes a housing, and the housing is provided with a guide hole group I and a guide hole group II, the axes of the guide holes in the two guide hole groups are parallel, and the two guide hole groups The axes of the guide holes between them are perpendicular to each other; there is a set of connecting wires inside the housing, one end of the connecting wires is respectively fixed with terminal I, and the connecting terminals I are respectively installed in the guide holes of the guide hole group I; the other ends of the connecting wires slide respectively Through the guide holes of the guide hole group II, the ends of the connecting wires located outside the housing are respectively equipped with terminal II. 2. The steering junction box according to claim 1, characterized in that: each guide hole in the guide hole group I is provided with a positioning component I for limiting the connection wire in the axis direction of the guide hole. 3. The steering junction box according to claim 2, characterized in that: said positioning assembly I includes two semicircular wire clips, and the two semicircular wire clips form a wire clip slot, and said connecting wire slides through said Line card slot. 4. The steering junction box according to claim 1, 2 or 3, characterized in that: the axial direction of each guide hole in the guide hole group II is respectively provided with a positioning component II for limiting the connection wire. 5. The steering junction box according to claim 4, characterized in that: said positioning assembly II includes two semicircular wire clips, the two semicircular wire clips form a wire clip slot, and said connecting wire slides through said Line card slot. 6. The steering junction box according to claim 1, 2 or 3, characterized in that: the casing is provided with a visible window, and a group of indicator lights are arranged in the visible window, and each indicator light is connected to the two wiring terminals through wires respectively. on terminal I. 7. The steering junction box according to claim 1, 2 or 3, characterized in that: the housing includes a box cover and a box body used in conjunction, the box body includes a box bottom, and adjacent and opposite Vertical side wall I and side wall II, said guide hole group I and guide hole group II are respectively arranged on said side wall I and side wall II. 8. The steering junction box according to claim 7, characterized in that: the box cover is provided with a lead seal threading hole. 9. The steering junction box according to claim 7, wherein a mounting hole is provided on the box bottom of the box body. 10. The steering junction box according to claim 1, 2 or 3, characterized in that: said terminal I is a screw crimp terminal, and said terminal II is a fork terminal.