CN203312659U - Power distribution box and emergency access system - Google Patents

Abstract

The utility model provides a distribution box and an emergency access system. An emergency cable socket is provided on the incoming line side of the distribution box. Since the emergency cable socket is provided, the power generation equipment can be directly connected to the emergency cable socket through the cable to directly supply power, which simplifies the operation, thereby avoiding delaying the power supply time and improving the reliability of the power supply. Since it is no longer necessary for the staff to remove the incoming cable from the incoming switch, the labor intensity of the staff is reduced and the maintenance efficiency is improved. At the same time, the distribution box in the utility model has the characteristics of simple structure and low manufacturing cost.

Description

Distribution boxes and emergency access systems

technical field

The utility model relates to the field of electric emergency devices, in particular to a distribution box and an emergency access system.

Background technique

In order to ensure the normal power consumption of users and solve the problem of affecting the normal life of users due to the long waiting time for power outages, most areas currently use emergency access systems to provide temporary power supply for users in case of power outages, thereby improving the reliability of power supply .

The emergency access system in the prior art includes power generation equipment (such as a power generation car) and a distribution box (such as a floor-standing low-voltage distribution box). The power generation equipment is connected to the incoming switch of the distribution box through cables. Since the incoming line switch is usually connected with the incoming line switch, before connecting the power generation equipment with the incoming line switch, the incoming line cable needs to be removed from the incoming line switch, and then the power generation equipment and the incoming line switch are connected through the cable. In this way, Not only is the operation complicated, which increases the labor intensity of the staff, but also the maintenance efficiency is low and the power supply time is delayed.

Utility model content

The utility model aims to provide a distribution box and an emergency access system to solve the problem of complex operation when connecting to power generation equipment in the prior art.

In order to solve the above technical problems, according to one aspect of the utility model, a distribution box is provided, and an emergency cable socket is arranged on the incoming line side of the distribution box.

Further, there are multiple emergency cable sockets, and the distribution box includes: a box body; multiple incoming line switches; multiple outgoing line switches; three-phase busbars, the three-phase busbars are arranged in the box, and each There are at least one emergency cable socket, at least one incoming switch and at least one outgoing switch.

Further, the distribution box also includes a neutral busbar, the neutral busbar is arranged in the box, and at least one emergency cable socket is arranged on the neutral busbar.

Further, the distribution box further includes a protective plate, and the protective plate has openings corresponding to the emergency cable sockets one by one, and the panel of the emergency cable socket is clamped in the opening of the protective plate.

Further, the distribution box further includes a mounting frame and an insulator, the mounting frame is arranged in the box, and the three-phase busbar and/or neutral busbar are arranged on the mounting frame through the insulator.

Further, the box body includes a main body and a movable door, and the movable door is pivotably connected with the main body.

Further, the distribution box further includes a top cover, which is obliquely arranged on the upper end of the box body.

According to another aspect of the utility model, an emergency access system is provided, including power generation equipment and an emergency distribution box, the emergency distribution box is the above-mentioned distribution box, and the power generation equipment is connected to the emergency cable of the emergency distribution box through cables. socket connection.

Further, the cable is plugged into the emergency cable socket.

The incoming line side of the distribution box in the utility model is provided with an emergency cable socket. Since the emergency cable socket is provided, the power generation equipment can be directly connected to the emergency cable socket through the cable to directly supply power, which simplifies the operation, thereby avoiding delaying the power supply time and improving the reliability of the power supply. Since it is no longer necessary for the staff to remove the incoming cable from the incoming switch, the labor intensity of the staff is reduced and the maintenance efficiency is improved. At the same time, the distribution box in the utility model has the characteristics of simple structure and low manufacturing cost.

Description of drawings

The accompanying drawings constituting a part of this application are used to provide a further understanding of the utility model, and the schematic embodiments of the utility model and their descriptions are used to explain the utility model, and do not constitute an improper limitation of the utility model. In the attached picture:

Fig. 1 schematically shows a schematic diagram of the internal structure of the distribution box in the utility model;

Figure 2 schematically shows the front view of Figure 1; and

Fig. 3 schematically shows the structure diagram of the distribution box in the utility model.

Reference signs in the figure: 10, emergency cable socket; 20, box body; 21, body; 22, movable door; 30, incoming line switch; 40, outgoing line switch; 50, busbar; 60, zero line busbar; 70 , Protective plate; 80, top cover.

Detailed ways

The embodiments of the utility model will be described in detail below in conjunction with the accompanying drawings, but the utility model can be implemented in various ways defined and covered by the claims.

As the first aspect of the utility model, a distribution box is provided. As shown in FIGS. 1 to 3 , an emergency cable socket 10 is provided on the incoming line side of the distribution box. Since the emergency cable socket 10 is provided, the power generation equipment can be directly connected to the emergency cable socket 10 through a cable to supply power directly, which simplifies the operation, thereby avoiding delaying the power supply time and improving the reliability of the power supply. Since it is no longer necessary for the staff to remove the incoming cable from the incoming switch 30, the labor intensity of the staff is reduced and the maintenance efficiency is improved. At the same time, the distribution box in the utility model has the characteristics of simple structure and low manufacturing cost.

Preferably, the distribution box in the utility model is placed in a horizontal position. Since the distribution box is placed in a horizontal position, the distribution box has the characteristics of convenient installation, low maintenance complexity and stable installation.

Preferably, as shown in Figures 1 and 2, there are multiple emergency cable sockets 10, and the distribution box includes: a box body 20; multiple incoming line switches 30; multiple outgoing line switches 40; three-phase busbars 50 , the three-phase busbar 50 is arranged in the box body 20, and each phase busbar 50 is provided with at least one emergency cable socket 10, at least one incoming line switch 30 and at least one outgoing line switch 40. In the embodiment shown in Fig. 1 and Fig. 2, the incoming line of the emergency cable socket 10 is excluded, and the distribution box is a distribution box of the type of "one input and two output lines". "One incoming line and two outgoing lines" means that each phase busbar 50 is provided with one incoming line switch 30 and two outgoing line switches 40 for connection. Of course, the staff can set the distribution box as "one in and three out" or "one in and multiple out" according to the actual situation. In this embodiment, the three-phase busbars 50 are A-phase busbars, B-phase busbars, and C-phase busbars, each phase busbar 50 is provided with an emergency cable socket 10, and the three emergency cable sockets 10 are connected to the power generation The A-phase cable, B-phase cable and C-phase cable of the equipment are connected in one-to-one correspondence. Since the A-phase cable, B-phase cable and C-phase cable of the power generation equipment are respectively connected to the three-phase busbar 50 through three emergency cable sockets 10, the work of different phase cables does not interfere with each other, thereby improving the reliability of the distribution box. work reliability.

Preferably, the distribution box further includes a neutral busbar 60 disposed inside the box body 20, and at least one emergency cable socket 10 is disposed on the neutral busbar 60 (please refer to FIG. 2 ). In the embodiment shown in FIG. 2 , an emergency cable socket 10 is arranged on the neutral line busbar 60 . When using the distribution box in the utility model, the neutral line incoming cable (N) in the four-way incoming line cable (A\B\C\N) should be connected to the neutral line busbar 60, and the four-way outgoing line cable (A \B\C\N) The neutral line incoming cable (N) should also be connected to the neutral line busbar 60, and the N-phase cable of the power generation equipment should be connected to the emergency cable socket 10 on the neutral line busbar 60. Since the neutral busbar 60 is provided, when the distribution box is working, the circuit system can form a complete loop, thereby ensuring that the distribution box has the characteristics of high reliability.

Preferably, as shown in FIG. 1 and FIG. 2 , the incoming line switch 30 and/or the outgoing line switch 40 are connected to the busbar 50 through bolts. Since the bolt connection has the characteristics of reliable connection, the reliability of the distribution box is guaranteed.

Preferably, the distribution box further includes a protective plate 70, the protective plate 70 has an opening corresponding to the emergency cable socket 10, and the panel of the emergency cable socket 10 is clamped in the opening of the protective plate 70 (please refer to FIG. 1 and FIG. 2). Due to the protective plate 70, the staff will not mistakenly touch the busbar 50 when operating or overhauling the distribution box, thereby avoiding electric shock accidents, reducing potential safety hazards, and improving the reliability of the distribution box sex.

Preferably, the protective plate 70 is made of insulating material. Further, the protective plate 70 is made of ceramic material. Of course, the protective plate 70 can also be made of tempered glass, or hard plastic, or rubber material.

Preferably, the cross section of the protective plate 70 is L-shaped. The protective plate 70 includes a first protective plate and a second protective plate connected, and the first protective plate and the second protective plate are vertically arranged. Further, the opening is arranged on the first guard plate. When the protective plate 70 is installed in the distribution box, the first protective plate faces the incoming line side of the distribution box, that is, the side where the staff performs wiring operations, and the second protective plate faces upwards, and the second protective plate is connected to the first protective plate. A space for accommodating the emergency cable socket 10 is formed between the guard plates, thereby covering the main body of the emergency cable socket 10 and the busbar 50 . Certainly, the protective plate 70 may also be a protective plate 70 of other surrounding structures.

Preferably, the distribution box further includes a mounting frame and an insulator, the mounting frame is arranged in the box body 20, and the three-phase busbar 50 and/or neutral busbar 60 is arranged on the mounting frame through the insulator. Since the insulator is provided, after the three-phase busbar 50 and/or the neutral busbar 60 is energized, the electricity will not be conducted to the mounting frame, and there will be no gap between the three-phase busbar 50 and/or the neutral busbar 60. conduction, thereby ensuring the reliability of the distribution box.

Preferably, the distribution box further includes a top cover 80 , and the top cover 80 is obliquely arranged on the upper end of the box body 20 . Since the top cover 80 is set obliquely, when the distribution box is in an open-air and rainy working environment, the rainwater will be smoothly discharged to the ground along the top cover 80, reducing the time the rainwater stays on the distribution box, thereby Avoid the risk of leakage of electricity caused by rainwater seeping into the distribution box.

Preferably, the box body 20 includes a main body 21 and a movable door 22 , and the movable door 22 is pivotably connected with the main body 21 . Since the dodge door 22 is provided, the staff can open or close the dodge door 22 according to the working conditions. When the staff operates or overhauls the incoming line switch 30 and/or the outgoing line switch 40 and/or the emergency cable socket 10 in the distribution box, the dodge door 22 should be opened; 22 closed, thereby preventing others from accidentally touching and causing electric shock hazards, and improving the reliability of the distribution box.

As a second aspect of the present invention, an emergency access system is provided. The emergency access system includes power generation equipment and an emergency distribution box. The emergency distribution box is the above-mentioned distribution box. The power generation equipment is connected to the emergency cable socket 10 of the emergency distribution box through cables. Since the emergency distribution box in the utility model is provided with an emergency cable socket 10 for power generation equipment to access, the staff can directly connect the cables of the power generation equipment to the emergency cable socket 10 of the emergency distribution box during power outage repairs. , thereby improving the efficiency of emergency repairs and reducing the waiting time for power outages.

Preferably, the cable is plugged into the emergency cable socket 10 . Due to the fast and reliable connection characteristics of the plug connector, it is suitable for emergency access systems.

The above descriptions are only preferred embodiments of the utility model, and are not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (9)

1. a distribution box, is characterized in that, the inlet wire side of described distribution box is provided with emergency cable socket (10).

2. distribution box according to claim 1, is characterized in that, the number of described emergency cable socket (10) is a plurality of, and described distribution box comprises:

Casing (20);

A plurality of service entrance switchs (30);

A plurality of outlet switchs (40);

Three-phase bus bar (50), the described busbar of three-phase (50) is arranged in described casing (20), on every mutually described busbar (50), is provided with at least one described emergency cable socket (10), at least one described service entrance switch (30) and at least one described outlet switch (40).

3. distribution box according to claim 2, it is characterized in that, described distribution box also comprises zero line busbar (60), and described zero line busbar (60) is arranged in described casing (20), and on described zero line busbar (60), is provided with at least one described emergency cable socket (10).

4. distribution box according to claim 2, it is characterized in that, described distribution box also comprises protective plate (70), described protective plate (70) has and described emergency cable socket (10) opening of corresponding setting one by one, and the panel of described emergency cable socket (10) is fastened in the described opening of described protective plate (70).

5. distribution box according to claim 3, it is characterized in that, described distribution box also comprises installing rack and insulator, and described installing rack is arranged in described casing (20), and the described busbar of three-phase (50) and/or described zero line busbar (60) are arranged on described installing rack by described insulator.

6. distribution box according to claim 2, is characterized in that, described casing (20) comprises body (21) and dodge gate (22), and described dodge gate (22) is connected pivotly with described body (21).

7. distribution box according to claim 2, is characterized in that, described distribution box also comprises top cover (80), and described top cover (80) is inclined at the upper end of described casing (20).

8. emergent connecting system, comprise generating equipment and emergent distribution box, it is characterized in that, described emergent distribution box is the described distribution box of any one in claim 1 to 7, and described generating equipment is connected with the emergency cable socket (10) of described emergent distribution box by cable.

9. emergent connecting system according to claim 8, is characterized in that, described cable and described emergency cable socket (10) are pegged graft.

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