CN207853114U - Junction box - Google Patents

Abstract

The utility model belongs to stage equipment accessory technical field, provides a kind of junction box.The junction box of the utility model includes the first audio interface, the second audio interface and box body, first audio interface and the second audio interface are arranged on the box body, first audio interface and the second audio interface are equipped with external connection terminal and internal connection terminal, the inside connection terminal of first audio interface is equipped with multigroup, and the inside connection terminal of multigroup internal connection terminal of first audio interface respectively with second audio interface is attached.The junction box of the utility model detaches multigroup circuit of input, in unexpected power-off, effectively reduces the loss of external equipment and electronic box.

Description

Junction box

Technical field

The utility model is related to stage equipment accessory technical fields, and in particular to a kind of junction box.

Background technology

In stage performance, there may be circut breakings during the use of various electrical equipments, and existing power cord is often It is connected directly between on dedicated electronic box or the interface of other equipment, dedicated electronic box often has the unstable feelings of electric current Condition, for example power off, this undoubtedly can all cause to be lost to equipment and to electronic box, and can most probably directly contribute equipment short circuit, make The damage of forming apparatus, wire rod and electronic box, using tone frequency channel wire when, be often directly inserted into using tone frequency channel wire, access when by High bass tone frequency channel wire is accessed in tone frequency channel wire, is tended to after down circuitry, and short circuit occurs in tone frequency channel wire interface, leads to electronic box Damage.

Utility model content

For the defects in the prior art, the utility model provides junction box, it is possible to reduce is carried out in electrical equipment corresponding Connection when, the loss to equipment and electronic box, making the stage performances such as equipment, wire rod and electronic box, the service life is longer.

Junction box provided by the utility model includes the first audio interface and the second audio interface and box body, and described first Audio interface and the second audio interface are arranged on the box body, and first audio interface and the second audio interface are equipped with External connection terminal and internal connection terminal, the external connection terminal and internal connection terminal be located at the box body outside and The inside connection terminal of inside, first audio interface is equipped with multigroup, multigroup internal connecting pin of first audio interface Inside connection terminal of the son respectively with second audio interface is attached.

Further, the external connection terminal of first audio interface is equipped with the catch of protrusion, and the catch is by the first sound The external connection terminal of frequency interface is separated into polylith section, and external connection terminals are equipped in the section.

Further, the external connection terminal of first audio interface is equipped with groove, and the inside grooves are equipped with conductor, institute It states external connection terminals to be threadedly coupled with the groove, the external connection terminals pass through the conductor and the internal connecting pin Son connection.

Further, the box portion outside is equipped with a buffer layer.

Further, the box portion outside is additionally provided with a waterproof layer.

Further, the first audio interface is set as NL4 audio interface.

Further, the box body is set as cuboid, and first audio interface is distinguished with second audio interface It is arranged on the different side of the box body.

Further, the junction between the internal connection terminal is equipped with silver-plated.

The beneficial effects of the utility model：Junction box provided by the utility model utilizes multigroup company of the first audio interface Connecting terminal is attached with the inside connection terminal of the second audio interface respectively, multigroup electricity that first audio interface is inputted Road is detached, when inputting multigroup circuit from the first audio interface, multigroup internal connection terminal of first audio interface It is connect respectively with the inside connection terminal of second audio interface, to which input power be detached, thus when power is off, It is not easy short circuit, equipment and electronic box is lost, increases the service life of equipment.

Description of the drawings

It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art Specific implementation mode or attached drawing needed to be used in the description of the prior art are briefly described.In all the appended drawings, similar Element or part are generally identified by similar reference numeral.In attached drawing, each element or part might not be according to actual ratios It draws.

Fig. 1 is the structural schematic diagram for the junction box that one embodiment of the utility model provides；

Fig. 2 is the front view of junction box shown in FIG. 1；

Fig. 3 is the rearview of junction box shown in FIG. 1；

Fig. 4 is the left view of junction box shown in FIG. 1；

Fig. 5 is the right view of junction box shown in FIG. 1.

In attached drawing, 1 indicates the first audio interface；2 indicate the second audio interface；3 indicate box body；4 indicate external connection terminal； 41 indicate plate washer；42 indicate external connection terminals；5 indicate internal connection terminal.

Specific implementation mode

The embodiment of technical solutions of the utility model is described in detail below in conjunction with attached drawing.Following embodiment is only For clearly illustrating the technical solution of the utility model, therefore it is only used as example, and this practicality cannot be limited with this Novel protection domain.

It should be noted that unless otherwise indicated, technical term or scientific terminology used in this application should be this reality The ordinary meaning understood with novel one of ordinary skill in the art.

It should be appreciated that term " first ", " second " etc. are used for description purposes only, it is not understood to indicate or imply opposite Importance or the quantity for implicitly indicating indicated technical characteristic.In the description of the present invention, the meaning of " plurality " is Two or more, unless otherwise specifically defined.

As shown in Figure 1-Figure 3, the junction box that the utility model embodiment provides includes the first audio interface 1, the second audio Interface 2 and box body 3, first audio interface, 1 and second audio interface 2 are arranged on the box body 3, first sound Frequency interface 1 and the second audio interface 2 are equipped with external connection terminal 4 and internal connection terminal 5, the external connection terminal 4 and inside Connection terminal 5 is located at the box body 3 outwardly and inwardly, and the inside connection terminal 5 of first audio interface 1 is equipped with more Group, multigroup internal connection terminal 5 of first audio interface 5 inside connection terminal with second audio interface 2 respectively It is attached, it is preferred that the inside connection terminal 5 of first audio interface 1 passes through printed circuit board and second audio The inside connection terminal connection of interface 2, the junction between the internal connection terminal 5 and printed circuit board are additionally provided with silver-plated； It can also be carried out by way of welding and crimping between the inside connection terminal 5 of first audio interface, 1 and second audio interface 2 Connection, first audio interface 1 can also be connected with the inside connection terminal 5 of the second audio interface 2 by external connection line.It answers When understanding, multigroup internal connection terminal 5 of first audio interface 1 inside with second audio interface 2 respectively Can be the one group of inside connection terminal 5 and second audio interface 2 of first audio interface 1 when connection terminal connects Inside connection terminal be attached, can also be first audio interface 1 multigroup internal connection terminal 5 simultaneously with it is described Multiple internal connection terminals 5 of second audio interface 2 are attached.

Further, first audio interface 1 is equipped with one or more, it is preferred that is equipped on the box body 3 multiple First audio interface 1, first audio interface 1 can be equipped with it is a variety of, as shown in figure 4, the outside of first audio interface 1 connects The catch 41 that end 4 is equipped with protrusion is connect, the external connection terminal 4 of the first audio interface 1 is separated into polylith section, institute by the catch 41 It states and is equipped with external connection terminals 42 in section, optionally, the external connection terminal 4 of first audio interface 1 is equipped with groove, described Inside grooves are equipped with conductor, and the external connection terminals 42 are threadedly coupled with the groove, and the external connection terminals 42 pass through The conductor is connect with the internal connection terminal 5, and mark can be also equipped on multiple sections equipped with external connection terminals 42； As shown in figure 5, NL4 audio interface also can be selected in first audio interface 1, the NL4 audio interface may be configured as male connector and connect Mouth and female interface.Preferably, the box body 3 is set as cuboid, it is preferred that first audio interface, 1 and second audio Interface 2 is respectively provided on the different side of the box body 3, and first audio interface, 1 and second audio interface 2 can be arranged one Or it is multiple, and first audio interface, 1 and two audio interface 2 may be configured as neutrik interfaces, the neutrik of selection Interface be can lock interface, it is described can lock interface be internally provided with the common quick fore shaft of safe handle, it is described can lock interface can with it is outer Portion's interface quick lock in, make it is described can lock interface preferably connect with external connection interface section, reduction in use because Arbitrarily connection, disconnect and the case where lead to equipment damage, it is described can lock interface may be configured as NL4 plug interfaces.First sound Frequency interface 1 may be configured as the audio interface of same model with second audio interface 2, may be set to be different model Audio interface.

Further, the box portion outside is equipped with buffer layer and waterproof layer, and the buffer layer and waterproof layer can be arranged one layer Not only waterproof but also a kind of substance of damping, can also be arranged to two or more layers substance, and be respectively provided with damping and water-proof function Substance, it is preferred that the buffer layer and waterproof layer can realize that the nickel or black chromium are set by using exterior material nickel or black chromium Outside the box body 3, a shell can be also equipped with outside the box body 3, the nickel or black chromium are arranged in the shell and institute It states between box body 3 or in the setting on the surface of the shell.

Further, the utility model embodiment provide junction box in use, first audio interface 1 External connection terminal 4 is connect with external equipment or external interface, and first audio interface 1 is during being inputted, institute State multigroup internal connection terminal 5 that the first audio interface 1 is equipped with inside connecting pin with the multiple second audio interface 2 respectively Son 5 is attached, and the external connection terminal 4 of second audio interface 2 can be used as exporting, respectively by first audio interface The multi-group power of 1 input detach and output it respectively；First audio interface 1 is alternatively arranged as output interface, at this time Second audio interface 2 is used as input interface, and first audio interface 1 can also be by the difference of second audio interface 2 The power supply of input is carried out at the same time outside output.

The junction box that the utility model embodiment provides, using multigroup connection terminal of the first audio interface respectively with second The inside connection terminal of audio interface is attached, by first audio interface input multigroup circuit detach, when from When first audio interface inputs multigroup circuit, multigroup internal connection terminal of first audio interface is separately connected the second audio The inside connection terminal of interface, to realize input separation, when power is off, is not easy short circuit to detach input power, Increase the service life of equipment；When the first audio interface is as output interface, first audio interface is by second sound Multigroup circuit output that frequency interface transmits enables the junction box can be used as input and output connection during the connection process Device, it is easy to use.

Finally it should be noted that：The above various embodiments is only to illustrate the technical solution of the utility model, rather than limits it System；Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should Understand：It still can be with technical scheme described in the above embodiments is modified, either to which part or whole Technical characteristic carries out equivalent replacement；And these modifications or replacements, this practicality that it does not separate the essence of the corresponding technical solution are new The range of each embodiment technical solution of type, should all cover in the claim of the utility model and the range of specification.

Claims (8)

1. a kind of junction box, which is characterized in that including the first audio interface, the second audio interface and box body, first sound Frequency interface and the second audio interface are arranged on the box body, and first audio interface and the second audio interface are equipped with outside Portion connecting pin and internal connection terminal, the external connection terminal and internal connection terminal are located at the outside of the box body and interior The inside connection terminal in portion, first audio interface is equipped with multigroup, multigroup internal connection terminal of first audio interface The inside connection terminal with multiple second audio interface is attached respectively.

2. junction box according to claim 1, which is characterized in that the external connection terminal of first audio interface is equipped with convex The external connection terminal of first audio interface is separated into polylith section by the catch risen, the catch, is equipped in the section outer Portion's connection terminal.

3. junction box according to claim 2, which is characterized in that the external connection terminal of first audio interface is equipped with recessed Slot, the inside grooves are equipped with conductor, and the external connection terminals are threadedly coupled with the groove, and the external connection terminals are logical The conductor is crossed to connect with the internal connection terminal.

4. junction box according to claim 1, which is characterized in that the box portion outside is equipped with buffer layer.

5. junction box according to claim 1, which is characterized in that the box portion outside is additionally provided with waterproof layer.

6. junction box according to claim 1, which is characterized in that the first audio interface is set as NL4 audio interface.

7. junction box according to claim 1, which is characterized in that the box body is set as cuboid, first audio Interface is separately positioned on second audio interface on the different side of the box body.

8. according to claim 1-7 any one of them junction boxs, which is characterized in that the connection between the internal connection terminal Place is equipped with silver-plated.