CN203300991U - Wall-mounted distribution box and emergency access system - Google Patents

Abstract

The utility model provides a wall-mounted distribution box and an emergency access system. The wall-mounted distribution box comprises a box body and an emergency cable socket disposed on the box body or in the box body, and the bottom of the box body is provided with a wire inlet hole. Because the emergency cable socket is disposed, a generating device can be connected with the emergency cable socket directly via a cable, direct power supply is achieved, and complexity of operation is simplified, power supply time delay is prevented and reliability of power supply is raised. Because removing an inlet-wire cable of an inlet-wire switch by workers is needless, labor intensity of workers is reduced and maintenance efficiency is raised. Because the wire inlet hole is disposed in the bottom of the box body, assignment of cables in the wall-mounted distribution box becomes more tidy and reasonable, and space is saved effectively. Meanwhile, the wall-mounted distribution box is simple in structure and low in manufacturing cost.

Description

Wall-mounted distribution boxes and emergency access systems

technical field

The utility model relates to the field of electric emergency devices, in particular to a wall-mounted 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 wall-mounted distribution box (such as a wall-mounted low-voltage distribution box). The power generation equipment is connected to the incoming switch of the wall-mounted 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 wall-mounted distribution box and an emergency access system to solve the problem of complicated 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 present invention, a wall-mounted distribution box is provided, which includes a box body. The wall-mounted distribution box also includes an emergency cable socket arranged on or in the box body. The box body There is a wire entry hole at the bottom.

Further, there are multiple emergency cable sockets, and the wall-mounted distribution box also includes: an incoming line switch; an outgoing line switch; There are three incoming line interfaces, and the outgoing line switch has three outgoing line interfaces respectively connected to the three-phase busbars, and each phase busbar is equipped with at least one emergency cable socket.

Further, the wall-mounted 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 wall-mounted distribution box also 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 protective plate includes a first protective plate and a second protective plate, the second protective plate is connected to the upper end of the first protective plate, and protrudes toward the side where the busbar is located, and the opening is arranged on the first protective plate.

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

Further, the wall-mounted distribution box further includes an insulating plate, and the insulator is connected to the installation frame through the insulating plate.

Further, the wall-mounted distribution box also includes a busbar plug-in board, the bus-bar plug-in board is arranged on the mounting frame, the bus-bar plug-in board has an insertion hole, and the bus-bar is clamped in the insertion hole.

Further, the incoming line switch and/or the outgoing line switch are connected to the busbar.

According to another aspect of the present 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 wall-mounted distribution box. Emergency cable socket connection.

The wall-mounted distribution box in the utility model includes a box body, and the bottom of the box body is provided with an inlet hole, and the wall-mounted distribution box also includes an emergency cable socket arranged on or in the box body. Since the emergency cable socket is provided, the power generation equipment can be directly connected to the emergency cable socket through a cable to directly supply power, which simplifies the operation complexity, thereby avoiding delays in power supply time and improving power supply reliability. 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. Since the bottom of the box body is provided with a wire inlet hole, the cable arrangement of the wall-mounted distribution box is more orderly and reasonable, which effectively saves space. At the same time, the wall-mounted 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 the internal structure diagram of the wall-mounted distribution box in the utility model;

Fig. 2 schematically shows the front view of Fig. 1;

Fig. 3 schematically shows the left view of Fig. 2;

Figure 4 schematically shows a rear view of Figure 2; and

Fig. 5 schematically shows the structure diagram of the wall-mounted distribution box in the present invention.

Reference signs in the figure: 10, box body; 11, inlet hole; 20, emergency cable socket; 30, inlet switch; 40, outlet switch; 50, busbar; 60, neutral busbar; 70, protective plate ; 80, mounting frame; 81, insulator; 82, insulating board; 83, busbar plug-in board; 90, 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 wall-mounted distribution box is provided. As shown in Figures 1 to 5, the wall-mounted distribution box includes a box body 10, the wall-mounted distribution box also includes an emergency cable socket 20 arranged on or in the box body 10, and the bottom of the box body 10 is provided with Cable entry hole 11. The wall-mounted distribution box is placed at a horizontal fixed position, and an emergency cable socket 20 is provided on the incoming line side of the wall-mounted distribution box. Since the emergency cable socket 20 is provided, the power generation equipment can be directly connected to the emergency cable socket 20 through a cable to supply power directly, which simplifies the operation complexity, thereby avoiding delays in power supply time and improving power supply reliability. 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. Since the bottom of the box body 10 is provided with the wire inlet hole 11, the cable arrangement of the wall-mounted distribution box is more orderly and reasonable, and the space is effectively saved. Because the distribution box is a wall-mounted distribution box, the wall-mounted distribution box has the characteristics of not occupying the ground space and adapting to complex installation environments. At the same time, the wall-mounted distribution box in the utility model has the characteristics of simple structure and low manufacturing cost.

Preferably, as shown in Figures 1 to 4, there are multiple emergency cable sockets 20, and the wall-mounted distribution box also includes: an incoming line switch 30; an outgoing line switch 40; a three-phase busbar 50, and the three-phase busbar 50 is arranged on In the box body 10, the incoming line switch 30 has three incoming line interfaces respectively connected with the three-phase busbars 50, and the outgoing line switch 40 has three outgoing line interfaces respectively connected with the three-phase busbars 50, and each phase busbar 50 is provided with There is at least one emergency cable socket 20 . Preferably, there are multiple outgoing line switches 40 , and the multiple outgoing line switches 40 are all connected to the three-phase busbar 50 . In the embodiment shown in Figures 1 to 4, the incoming line of the emergency cable socket 20 is excluded, and the wall-mounted distribution box is a wall-mounted distribution box with "one input and three output lines". "One incoming line and three outgoing lines" means that the bus bar 50 of the wall-mounted distribution box is provided with one incoming line switch 30 and three outgoing line switches 40 . Of course, according to the actual situation, the staff can set the wall-mounted distribution box as "one input and multiple outlets".

In the embodiment shown in Figures 1 to 4, the three-phase busbars 50 are A-phase busbars, B-phase busbars, and C-phase busbars, and each phase busbar 50 is provided with an emergency cable socket 20. Each emergency cable socket 20 is connected to the A-phase cable, B-phase cable and C-phase cable of the generating equipment 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 20, the work of different phase cables does not interfere with each other, thereby improving the wall-mounted power distribution system. box reliability. In this embodiment, one incoming line switch 30 is provided with three incoming line interfaces, and the three incoming line interfaces communicate with the three-phase busbar 50 in one-to-one correspondence, and the three incoming line interfaces are A phase incoming line interface, B The phase incoming line interface and the C phase incoming line interface are used to connect the A phase incoming cable, the B phase incoming cable and the C phase incoming cable respectively. Similarly, one outgoing line switch 40 is provided with three outgoing line interfaces, and the three outgoing line interfaces communicate with the three-phase busbar 50 in one-to-one correspondence, and the three outgoing line interfaces are respectively A phase outgoing line interface, B phase outgoing line interface and C phase outgoing line interface , which are used to connect the A-phase outgoing cable, B-phase outgoing cable and C-phase outgoing cable respectively.

Preferably, as shown in FIG. 4 , the incoming line switch 30 and/or the outgoing line switch 40 are connected to the busbar 50 . Since the incoming line switch 30 and/or the outgoing line switch 40 are connected to the busbar 50, it is convenient for the staff to replace or repair the incoming line switch 30 and/or the outgoing line switch 40, thus improving the maintenance efficiency and improving the efficiency of the wall-mounted power distribution system. Box reliability.

Preferably, the wall-mounted distribution box also includes a neutral busbar 60, the neutral busbar 60 is arranged in the box body 10, and at least one emergency cable socket 20 is arranged on the neutral busbar 60 (please refer to FIGS. 4). In the embodiment shown in FIGS. 1 to 4 , an emergency cable socket 20 is arranged on the neutral line busbar 60 . When using the wall-mounted distribution box in the utility model, the neutral line incoming cable (N) of the four-way incoming line cables (A\B\C\N) should be connected to the neutral line busbar 60, and the four-way outgoing line cable The neutral line incoming cable (N) in (A\B\C\N) should also be connected to the neutral busbar 60, and the N-phase cable of the generating equipment should be connected to the emergency cable socket 20 on the neutral line busbar 60 . Since the zero line busbar 60 is provided, when the wall-mounted distribution box is working, the circuit system can form a complete circuit, thereby ensuring that the wall-mounted distribution box has the characteristics of high reliability.

Preferably, the wall-mounted distribution box further includes a protective plate 70, the protective plate 70 has an opening corresponding to the emergency cable socket 20, and the panel of the emergency cable socket 20 is clamped in the opening of the protective plate 70 (please refer to FIG. 1 to Figure 4). Since the protective plate 70 is provided, the staff will not mistakenly touch the busbar 50 when operating or overhauling the wall-mounted distribution box, thereby avoiding electric shock accidents, reducing potential safety hazards, and improving the efficiency of the wall-mounted power distribution box. Box reliability.

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, as shown in FIG. 1 and FIG. 3 , the section of the protective plate 70 is L-shaped.

Preferably, the protective plate 70 includes a first protective plate and a second protective plate, the second protective plate is connected to the upper end of the first protective plate, and protrudes toward the side where the busbar 50 is located, and the opening is arranged on the first protective plate . When the protective plate 70 is installed in the wall-mounted distribution box, the first protective plate faces the incoming line side of the wall-mounted distribution box, that is, the side where the staff performs wiring operations, and the second protective plate faces upwards. A space for accommodating the emergency cable socket 20 is formed between the plate and the first guard plate, thereby covering the main body of the emergency cable socket 20 and the busbar 50 . Certainly, the protective plate 70 may also be a protective plate 70 of other surrounding structures.

Preferably, the wall-mounted distribution box further includes a mounting frame 80 and an insulator 81, the mounting frame 80 is arranged in the box body 10, and the three-phase busbar 50 and/or the neutral busbar 60 are arranged on the mounting frame 80 through the insulator 81 ( Please refer to Figure 1 to Figure 4). Since the insulator 81 is provided, after the three-phase busbar 50 and/or the neutral busbar 60 is energized, the electricity will not be conducted to the installation frame 80, and the three-phase busbar 50 and/or the neutral busbar 60 There will be no conduction, thus ensuring the reliability of the wall-mounted distribution box.

Preferably, as shown in FIGS. 1 and 3 , the wall-mounted distribution box further includes an insulating plate 82 through which the insulator 81 is connected to the mounting frame 80 . Since the insulating plate 82 is provided, the insulation effect is further strengthened, thereby ensuring that the busbar 50 and/or the neutral busbar 60 will not be in contact with the mounting frame 80, thereby ensuring the working reliability of the wall-mounted distribution box and eliminating Leakage hazard.

Preferably, as shown in Figures 1 and 3, the wall-mounted distribution box further includes a connecting plate, the conductive end of the emergency cable socket 20 is connected to the connecting plate, and the first end of the connecting plate is connected to the insulator 81, and the second end of the connecting plate is connected to the connecting plate. The two ends are connected to the busbar 50 and/or the neutral busbar 60 . Since the connection plate is provided, the connection between the emergency cable socket 20 and the busbar 50 and/or the neutral busbar 60 is reliable, and it is not limited by the installation space in the wall-mounted distribution box. Determine the shape and size of the connection plate according to the specific installation conditions in the interior, so as to ensure that the emergency cable socket 20 and the busbar 50 and/or the neutral busbar 60 have reliable connection characteristics.

Preferably, the wall-mounted distribution box further includes a busbar plug-in board 83, which is arranged on the mounting frame 80, and the bus-bar plug-in board 83 has a jack, and the busbar 50 is clamped in the jack (please refer to the figure 1 and 2). Further, the busbar board 83 is made of insulating material. Furthermore, the busbar plug board 83 is made of ceramic material. Certainly, the busbar inserting board 83 may also be made of tempered glass, or hard plastic, or rubber material. Since the busbar plug board 83 is provided, the connection reliability between the busbar 50 and the installation frame 80 is further improved, thereby improving the reliability of use of the wall-mounted distribution box.

Preferably, the wall-mounted distribution box further includes a top cover 90 , and the top cover 90 is obliquely arranged on the upper end of the box body 10 . Since the top cover 90 is inclined, when the wall-mounted distribution box is in an open-air and rainy working environment, the rainwater will be smoothly discharged to the ground along the top cover 90, reducing the rainwater staying on the wall-mounted distribution box time, so as to avoid the risk of leakage of electricity caused by rainwater seeping into the wall-mounted distribution box.

Preferably, the box body 10 includes a main body and a movable door, and the movable door is pivotally connected with the main body. Further, the movable door is a side-by-side door. Since the movable door is provided, the staff can open or close the movable door according to the working situation. When operating or overhauling the incoming line switch 30, and/or outgoing line switch 40, and/or emergency cable socket 20 in the wall-mounted distribution box, the staff should open the movable door; The door is closed, thereby preventing accidental touches by others from causing electric shock hazards, and improving the reliability of use of the wall-mounted distribution box. Since the dodge door is a side-by-side door, the wall-mounted distribution box can be placed in a narrow space and can also ensure that the dodge door can be opened freely, thereby expanding the scope of use of the wall-mounted 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 wall-mounted distribution box. The power generation equipment is connected to the emergency cable socket 20 of the emergency distribution box through cables. Since the emergency distribution box in the utility model is provided with an emergency cable socket 20 for power generation equipment to access, the staff can directly connect the cables of the power generation equipment to the emergency cable socket 20 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 20 . 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 (10)

1. wall-hanging distribution box, comprise casing (10), it is characterized in that, described wall-hanging distribution box also comprises the emergency cable socket (20) that is arranged in the upper or described casing (10) of described casing (10), and the bottom of described casing (10) is provided with entrance hole (11).

2. wall-hanging distribution box according to claim 1, is characterized in that, described emergency cable socket (20) is a plurality of, and described wall-hanging distribution box also comprises:

Service entrance switch (30);

Outlet switch (40);

Three-phase bus bar (50), the described busbar of three-phase (50) is arranged in described casing (10), described service entrance switch (30) has three inlet wire interfaces that are connected respectively with the described busbar of three-phase (50), described outlet switch (40) has three of with the described busbar of three-phase (50), being connected respectively and line interface, and every mutually described busbar (50) is provided with at least one described emergency cable socket (20).

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

4. wall-hanging distribution box according to claim 2, it is characterized in that, described wall-hanging distribution box also comprises protective plate (70), described protective plate (70) has and described emergency cable socket (20) opening of corresponding setting one by one, and the panel of described emergency cable socket (20) is fastened in the described opening of described protective plate (70).

5. wall-hanging distribution box according to claim 4, it is characterized in that, described protective plate (70) comprises the first backplate and the second backplate, described the second backplate is connected with the upper end of described the first backplate, and the side towards described busbar (50) place is stretched out, and described opening is arranged on described the first backplate.

6. wall-hanging distribution box according to claim 3, it is characterized in that, described wall-hanging distribution box also comprises installing rack (80) and insulator (81), described installing rack (80) is arranged in described casing (10), and the described busbar of three-phase (50) and/or described zero line busbar (60) are arranged on described installing rack (80) by described insulator (81).

7. wall-hanging distribution box according to claim 6, is characterized in that, described wall-hanging distribution box also comprises insulation board (82), and described insulator (81) is connected with described installing rack (80) by described insulation board (82).

8. wall-hanging distribution box according to claim 6, it is characterized in that, described wall-hanging distribution box also comprises busbar plate (83), described busbar plate (83) is arranged on described installing rack (80), described busbar plate (83) has jack, and described busbar (50) is fastened in described jack.

9. wall-hanging distribution box according to claim 2, is characterized in that, described service entrance switch (30) and/or described outlet switch (40) articulate with described busbar (50).

10. emergent connecting system, comprise generating equipment and emergent distribution box, it is characterized in that, described emergent distribution box is arbitrary mutually described wall-hanging distribution box in claim 1 to 9, and described generating equipment is connected with the emergency cable socket (20) of described emergent distribution box by cable.

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