CN221978408U - Equipped with distribution box and distribution system for emergency power generation - Google Patents

Abstract

The application relates to a distribution box with emergency power generation and a distribution system, wherein a box body in the distribution box is used for accommodating a distribution module, and a first surface of the box body is provided with an incoming line access area; an emergency power generation access area is arranged on the second surface of the box body; the incoming line terminal group is arranged in the incoming line access area and is used for connecting the distribution transformer secondary side outgoing cable and the power distribution module; the emergency power generation access port group is arranged in an emergency power generation access area and is used for connecting a power distribution module and an emergency power generation device, so that emergency power generation equipment of the distribution box is realized. According to the application, the incoming line of the distribution box is optimized, the length of the connection cable from the secondary side of the rack to the distribution box is reduced, a plurality of elbows are reduced, the cost and the construction difficulty are reduced, and the emergency power generation access is set on the distribution box, so that the convenience, the rapidness and the high efficiency of the emergency power generation access are improved, the timeliness of the emergency power generation access is optimized, the installation is convenient, the cost is saved, and the safety and the reliability of the power grid operation are improved.

Description

Equipped with distribution box and distribution system for emergency power generation

Technical Field

The present application relates to the field of power distribution technology, and in particular to a power distribution box and a power distribution system equipped with emergency power generation.

Background Art

The length and laying path of the cable connecting the secondary side of the distribution transformer to the distribution box directly affect the safe and reliable operation of the power grid during the distribution transformer maintenance and fault power outage. As the power supply reliability is continuously strengthened, the timeliness of emergency power generation access is long during the distribution transformer maintenance or fault power outage. How to optimize the distribution box incoming line and quickly access the emergency power generation vehicle has become an urgent problem to be solved.

At present, the laying path of the secondary side outgoing cables of the distribution transformer is laid along the gantry pole to the bottom of the distribution box, but the path is long and has many corners, which makes the construction difficult, the working space in some places is limited, the in and out lines of the distribution box are not safe enough from the ground, there are safety hazards, the overall construction time is long, and the cost is high; for example, the 315kVA and above gantry transformer has more than 3 low-voltage outgoing lines. When the low-voltage outgoing line is consistent with the incoming line path of the distribution box, the channel of the 4th outgoing line is occupied, which makes the installation difficult and unsightly. In addition, in the prior art, it is costly to install an outdoor emergency rapid generator vehicle access box next to the distribution transformer; if the on-site installation location is limited, it cannot be implemented, and the existing distribution box usually lacks the emergency power generator vehicle access device, which is easy to cause the power outage access time to be poor during failure or maintenance.

Utility Model Content

Based on this, it is necessary to provide a distribution box and distribution system equipped with emergency power generation that can optimize the incoming lines of the distribution box, reduce the length of the connecting cables from the secondary side of the stand transformer to the distribution box, reduce multiple elbows, reduce costs and construction difficulty, and set up an emergency power generation access port in the distribution box to improve the convenient, fast and efficient access of the emergency power generation vehicle, optimize the timeliness of emergency power generation access, facilitate installation and save costs, and improve the safety and reliability of power grid operation.

In a first aspect, the present application provides a distribution box equipped with emergency power generation, comprising:

Power distribution module;

The box is used to accommodate the power distribution module, and the first side of the box is provided with an incoming line access area; the second side of the box is provided with an emergency power generation access area;

Incoming terminal group, which is set in the incoming line access area and is used to connect the secondary outgoing cables of the distribution transformer and the distribution module;

The emergency power generation access point group is arranged in the emergency power generation access area, and the emergency power generation access point group is used to connect the power distribution module and the emergency power generation device.

In one embodiment, the incoming line access area is provided with a first insulating plate, and the first insulating plate is provided with a plurality of first mounting holes; the incoming line terminal group includes a plurality of incoming line terminals;

The incoming line terminals are arranged in a one-to-one correspondence at the first mounting holes.

In one of the embodiments, the incoming line access area is further provided with a first reinforcement plate, and the first reinforcement plate is provided on the first insulating plate;

The first reinforcing plate is provided with a first annular hole, and each first mounting hole is located in the first annular hole.

In one embodiment, two adjacent first mounting holes are spaced apart and insulated from each other.

In one of the embodiments, a shielding cover is also provided in the incoming line access area;

The shielding cover is arranged above each of the first mounting holes, and is used for covering each of the first mounting holes.

In one embodiment, the shielding cover is a detachable shielding cover.

In one of the embodiments, the incoming line access area is further provided with an extended wiring terminal, which is used to connect the power distribution module and the external conductor respectively.

In one embodiment, the emergency power generation access area is also provided with a plurality of emergency power generation sockets for connecting the emergency power generation device; the emergency power generation access port group includes a plurality of emergency power generation access ports; and each emergency power generation access port is provided one by one with each emergency power generation socket.

In one of the embodiments, the emergency power generation access area is also provided with an extended access busbar terminal, which is used to connect the distribution module and the access busbar respectively.

In a second aspect, the present application provides a power distribution system, including a distribution transformer secondary side outgoing cable, an emergency power generation device, and a distribution box equipped with emergency power generation as any one of the above items;

The outgoing cables on the secondary side of the distribution transformer and the emergency power generation device are respectively connected to the distribution box equipped with emergency power generation.

One of the above technical solutions has the following advantages and beneficial effects:

The above-mentioned distribution box equipped with emergency power generation includes a distribution module, a box body, an incoming line terminal group and an emergency power generation access port group; the box body is used to accommodate the distribution module, and the first side of the box body is provided with an incoming line access area; the second side of the box body is provided with an emergency power generation access area; the incoming line terminal group is arranged in the incoming line access area, and the incoming line terminal group is used to connect the secondary side outgoing line cable of the distribution transformer and the distribution module; the emergency power generation access port group is arranged in the emergency power generation access area, and the emergency power generation access port group is used to connect the distribution module and the emergency power generation device, so as to realize the emergency power generation equipment of the distribution box. This application optimizes the incoming line of the distribution box, reduces the length of the connecting cable from the secondary side of the bench transformer to the distribution box, reduces multiple elbows, reduces costs and construction difficulties, and provides emergency power generation access in the distribution box to improve the convenient, fast and efficient access of the emergency power generation vehicle, optimize the timeliness of the emergency power generation access, facilitate installation and save costs, and improve the safety and reliability of the power grid operation.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a first structural schematic diagram of a distribution box equipped with emergency power generation in an embodiment of the present application;

FIG2 is a schematic diagram of a first partial installation structure of a distribution box equipped with emergency power generation in an embodiment of the present application;

FIG3 is a schematic diagram of a second partial installation structure of a distribution box equipped with emergency power generation in an embodiment of the present application;

FIG4 is a second structural schematic diagram of a distribution box equipped with emergency power generation in an embodiment of the present application;

FIG5 is a third structural schematic diagram of a distribution box equipped with emergency power generation in an embodiment of the present application;

FIG. 6 is a schematic diagram of a third partial installation structure of a distribution box equipped with emergency power generation in an embodiment of the present application.

Reference numerals:

10. Power distribution module; 20. Box; 210. Incoming line access area; 212. First insulating plate; 214. First mounting hole; 216. First reinforcing plate; 218. First annular hole; 224. Extended wiring terminal; 230. Emergency power generation access area; 232. Emergency power generation socket; 234. Extended access busbar terminal; 30. Incoming line terminal group; 310. Incoming line terminal; 40. Emergency power generation access port group; 410. Emergency power generation access port; 50. Distribution transformer secondary side outgoing cable; 60. Emergency power generation device; 70. External conductor; 80. Access busbar.

DETAILED DESCRIPTION

In order to enable those skilled in the art to better understand the solution of the present application, the technical solution in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the present application.

It should be noted that the terms "first", "second", etc. in the specification and claims of the present application and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. It should be understood that the data used in this way can be interchanged where appropriate, so that the embodiments of the present application described here. In addition, the terms "including" and "having" and any of their variations are intended to cover inclusions that are not listed. For example, a process, method, system, product or device that includes a series of steps or units is not necessarily limited to those steps or units that are clearly listed, but may include other steps or units that are not clearly listed or inherent to these processes, methods, products or devices.

In the present application, the terms "upper", "lower", "left", "right", "front", "back", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings. These terms are mainly used to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to have a specific orientation, or to be constructed and operated in a specific orientation.

In addition, some of the above terms may be used to express other meanings in addition to indicating orientation or positional relationship. For example, the term "on" may also be used to express a certain dependency or connection relationship in some cases. For those of ordinary skill in the art, the specific meanings of these terms in this application can be understood according to specific circumstances.

In addition, the term "plurality" shall mean two or more.

It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present application will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

In one embodiment, as shown in Figure 1, a distribution box equipped with emergency power generation is provided, including a distribution module 10, a box body 20, an incoming line terminal group 30 and an emergency power generation access port group 40; the box body 20 is used to accommodate the distribution module 10, and the first side of the box body 20 is provided with an incoming line access area 210; the second side of the box body 20 is provided with an emergency power generation access area 230; the incoming line terminal group 30 is arranged in the incoming line access area 210, and the incoming line terminal group 30 is used to connect the secondary side outgoing cable 50 of the distribution transformer and the distribution module 10; the emergency power generation access port group 40 is arranged in the emergency power generation access area 230, and the emergency power generation access port group 40 is used to connect the distribution module 10 and the emergency power generation device 60.

The distribution box can be used to distribute electric energy and facilitate the opening and closing of circuits. The distribution box includes a distribution module 10 and a box 20. The size and shape of the box 20 can be determined according to the actual application scenario. For example, the box 20 can be a rectangular box 20, and the material of the box 20 can be metal or non-metal. The distribution module 10 includes but is not limited to switch components, measuring instruments, protective electrical appliances, and auxiliary components.

The first surface of the box 20 may be the back of the box 20, and the second surface of the box 20 may be the front of the box 20. For example, the second surface of the box 20 may be the power distribution operation surface of the box 20. It should be noted that the power distribution operation surface may be a side surface inside the box 20. The first surface of the box 20 is provided with an incoming line access area 210, and the incoming line access area 210 may be used to set the incoming line terminal group 30; the second surface of the box 20 is provided with an emergency power generation access area 230, and the emergency power generation access area 230 may be used to set the emergency power generation access port group 40.

In one example, as shown in FIG2 , the incoming line access area 210 is disposed adjacent to the middle of the first surface of the cabinet 20. Further, the incoming line access area 210 is disposed adjacent to the middle and upper end of the first surface of the cabinet 20. As shown in FIG6 , the emergency power generation access area 230 is disposed adjacent to the lower end of the second surface of the cabinet 20. Further, the emergency power generation access area 230 is disposed adjacent to the lower left corner or the lower right corner of the second surface of the cabinet 20.

The incoming terminal group 30 may be composed of several incoming terminals; the distribution transformer secondary side outgoing cable 50 can be used to connect the secondary side of the transformer. The incoming terminal group 30 can be set in the incoming access area 210 by plugging, screwing or clamping. The incoming terminal group 30 may include a first side end and a second side end. The first side end of the incoming terminal group 30 is connected to the power distribution module 10 in the box 20, and the second side end of the incoming terminal group 30 is connected to the distribution transformer secondary side outgoing cable 50. Then, the electrical signal output by the distribution transformer secondary side outgoing cable 50 can be transmitted to the distribution module 10 through the incoming terminal group 30, and the distribution module 10 performs power distribution processing on the electrical signal, and transmits the processed electrical signal to the power load, thereby realizing power distribution to the power load.

The emergency power generation access point group 40 may be composed of several emergency power generation access points, and the emergency power generation device 60 may be an emergency power generation vehicle. The emergency power generation access point group 40 may be arranged in the emergency power generation access area 230 by plugging, screwing or snapping. The emergency power generation access point group 40 may include a first side end and a second side end, the first side end of the emergency power generation access point group 40 is connected to the power distribution module 10, and the second side end of the emergency power generation access point group 40 is connected to the emergency power generation device 60, and then when the secondary side outlet cable 50 of the distribution transformer is powered off, the emergency power signal can be output through the emergency power generation device 60, and the emergency power signal can be transmitted to the power distribution module 10 through the emergency power generation access point group 40, and the emergency power signal can be processed by the power distribution module 10, and the processed emergency power signal can be transmitted to the power load, thereby realizing emergency power distribution to the power load.

In the above-mentioned embodiment, the box 20 is used to accommodate the distribution module 10, and the first surface of the box 20 is provided with an incoming line access area 210; the second surface of the box 20 is provided with an emergency power generation access area 230; the incoming line terminal group 30 is arranged in the incoming line access area 210, and the incoming line terminal group 30 is used to connect the secondary side outgoing cable 50 of the distribution transformer and the distribution module 10; the emergency power generation access port group 40 is arranged in the emergency power generation access area 230, and the emergency power generation access port group 40 is used to connect the distribution module 10 and the emergency power generation device 60, so as to realize the emergency power generation equipment of the distribution box. This application optimizes the incoming line of the distribution box, reduces the length of the connecting cable from the secondary side of the bench transformer to the distribution box, reduces multiple elbows, reduces costs and construction difficulties, and provides emergency power generation access in the distribution box to improve the convenient, fast and efficient access of the emergency power generation vehicle, optimize the timeliness of the emergency power generation access, facilitate installation and save costs, and improve the safety and reliability of the power grid operation.

In one embodiment, as shown in Figures 2 and 3, the incoming line access area 210 is provided with a first insulating plate 212, and the first insulating plate 212 is provided with a plurality of first mounting holes 214; the incoming line terminal group 30 includes a plurality of incoming line terminals 310; and each incoming line terminal 310 is arranged in a one-to-one correspondence in each first mounting hole 214.

The first insulating plate 212 may be a metal insulating plate or a non-metal insulating plate. For example, the first insulating plate 212 is a metal insulating plate, which may be formed by coating an insulating layer on the surface of a metal plate. The shape of the first insulating plate 212 may be, but is not limited to, a rectangle. The first insulating plate 212 is provided with a plurality of first mounting holes 214, which may be circular holes. For example, the diameter of the first mounting hole 214 may be 65 mm, and the thickness of the first insulating plate 212 may be 8 mm.

The incoming terminal 310 can be a low-voltage bushing terminal. Exemplarily, the incoming terminal group 30 includes 4 incoming terminals 310, and the number of the first mounting holes 214 is 4, and then the 4 incoming terminals 310 are arranged in a one-to-one correspondence at the 4 first mounting holes 214, and then the electrical signal output by the secondary side outgoing cable 50 of the distribution transformer can be transmitted to the distribution module 10 through the corresponding incoming terminal 310, and the distribution module 10 performs distribution processing on the electrical signal, and transmits the processed electrical signal to the power load, thereby realizing power distribution to the power load. By optimizing the incoming line of the distribution box, the length of the cable connecting the secondary side of the bench transformer to the distribution box is saved, materials are saved, costs are reduced, and multiple elbows are reduced, thereby reducing the difficulty of installation and improving installation efficiency.

In one embodiment, as shown in FIG. 2 and FIG. 3 , the incoming line access area 210 is further provided with a first reinforcing plate 216 , which is disposed on the first insulating plate 212 ; the first reinforcing plate 216 is provided with a first annular hole 218 , and each first mounting hole 214 is located in the first annular hole 218 .

The first reinforcing plate 216 may be a metal plate, for example, a stainless steel plate. The first reinforcing plate 216 is disposed on the first insulating plate 212 to reinforce the incoming line access area 210 .

The first reinforcing plate 216 is provided with a first annular hole 218, which may be a rectangular hole. The first annular hole 218 is used to accommodate each first mounting hole 214, so that each first mounting hole 214 is located in the first annular hole 218, thereby facilitating the installation of the incoming terminal 310 in the corresponding first mounting hole 214, and preventing the first reinforcing plate 216 from blocking each first mounting hole 214.

In one example, two adjacent first mounting holes 214 are spaced apart and insulated from each other.

For example, two adjacent first mounting holes 214 are equidistantly spaced from each other. Furthermore, two adjacent first mounting holes 214 are cut apart to insulate the two adjacent first mounting holes 214 and avoid electrical short circuits between the incoming terminals 310 disposed in the two adjacent first mounting holes 214.

In one embodiment, the incoming line access area 210 is further provided with a shielding cover; the shielding cover is disposed above each first mounting hole 214 , and the shielding cover is used to cover each first mounting hole 214 .

The shielding cover is disposed above each first mounting hole 214 , and each first mounting hole 214 is covered by the shielding cover, so that the shielding cover can be used to block rainwater, thereby preventing rainwater from entering each first mounting hole 214 and causing a short circuit in the electrical components inside the box 20 .

Exemplarily, the shielding cover may be disposed in an enclosed manner in the incoming line access area 210 , for example, the shielding cover may be disposed in an enclosed manner in the first annular hole 218 to achieve waterproof shielding of each first mounting hole 214 .

In one example, the shielding cover is a detachable shielding cover, and the detachable shielding cover can be set in the incoming line access area 210 by snap-fitting or screw-fitting.

When the incoming terminal 310 is installed in the corresponding first installation hole 214, the secondary side outgoing cable 50 of the distribution transformer is connected to the corresponding incoming terminal 310, and then the connection between the secondary side outgoing cable 50 of the distribution transformer and the corresponding incoming terminal 310 is insulated, shielded and rainproofed by a detachable shielding cover.

Exemplarily, the distribution transformer secondary side outgoing cable 50 is connected to the corresponding incoming terminal 310 and is provided with a single-core cable waterproof connector, which is arranged on the distribution transformer secondary side outgoing cable 50, thereby fixing the connection end of the distribution transformer secondary side outgoing cable 50 and strengthening the waterproof measures of the connection end of the distribution transformer secondary side outgoing cable 50.

In one embodiment, as shown in FIG. 4 , the incoming line access area 210 is further provided with an extended wiring terminal 224 , and the extended wiring terminal 224 is used to connect the power distribution module 10 and the external conductor 70 respectively.

The extended wiring terminal 224 may be a through-the-wall wiring terminal, the external connection may be an external wiring cable, and the external conductor 70 may be used to connect an electrical load.

The extended wiring terminal 224 can be set in the incoming line access area 210 by means of screw connection or clip connection, the extended wiring terminal 224 is connected to the distribution module 10, and the extended wiring terminal 224 is connected to the external conductor 70. By setting the extended wiring terminal 224 in the incoming line access area 210, the extended wiring terminal 224 can automatically compensate for the distance of the thickness of the installation panel, thereby improving the convenience of installation.

In one embodiment, as shown in FIG. 5 , the emergency power generation access area 230 is also provided with a plurality of emergency power generation sockets 232 for connecting the emergency power generation device 60 ; the emergency power generation access port group 40 includes a plurality of emergency power generation access ports 410 ; and each emergency power generation socket 232 is provided with each emergency power generation access port 410 in one-to-one correspondence.

The emergency power generation socket 232 may be a quick-plug socket, and the emergency power generation socket 232 may be used to connect the emergency power generation device 60. The emergency power generation socket 232 may be arranged at the corresponding emergency power generation access port 410 by plugging or screwing. The number of the emergency power generation sockets 232 is the same as the number of the emergency power generation access ports 410.

For example, as shown in Figures 5 and 6, the emergency power generation access area 230 may be provided with four emergency power generation access ports 410, which are spaced and insulated, and the number of emergency power generation sockets 232 is four, and the four emergency power generation sockets 232 are arranged one-to-one with the four emergency power generation access ports 410, so that the emergency power generation device 60 can be plugged into the corresponding emergency power generation sockets 232 to achieve electrical connection between the emergency power generation device 60 and the distribution module 10, and then when the secondary side outgoing cable 50 of the distribution transformer is powered off, the emergency telecommunication can be output through the emergency power generation device 60. The emergency power supply module 10 performs power distribution processing on the emergency power supply signal, and transmits the processed emergency power supply signal to the power load, thereby realizing emergency power distribution to the power load, replacing the traditional emergency power generation quick access switch box, saving the cable used for the quick access switch box from the distribution box to the emergency power generation vehicle, improving the convenient, fast and efficient access of the emergency power generation vehicle, optimizing the timeliness of emergency power generation access, and improving the safety and reliability of power grid operation.

In one embodiment, as shown in FIG. 5 , the emergency power generation access area 230 is further provided with an extended access busbar terminal 234 , and the extended access busbar terminal 234 is used to connect the power distribution module 10 and the access busbar 80 , respectively.

The extended access busbar terminal 234 is a cable terminal type access busbar 80 terminal. The extended access busbar terminal 234 can be arranged in the emergency power generation access area 230 by plugging or screwing.

The access busbar 80 and the power distribution module 10 are connected based on the extended access busbar terminal 234, thereby realizing the electrical connection between the access busbar 80 and the power distribution module 10, thereby realizing the access extension function of the distribution box.

In one embodiment, a power distribution system is also provided, including a distribution transformer secondary side outgoing cable, an emergency power generation device and a distribution box equipped with emergency power generation as any of the above items; the distribution transformer secondary side outgoing cable and the emergency power generation device are respectively connected to the distribution box equipped with emergency power generation.

Among them, the specific description of the secondary side outgoing cables of the distribution transformer, the emergency power generation device and the distribution box equipped with emergency power generation can be referred to the specific description of the secondary side outgoing cables of the distribution transformer, the emergency power generation device and the distribution box equipped with emergency power generation in the above embodiments, and will not be repeated here.

In the above-mentioned embodiment, based on the distribution transformer secondary side outgoing cable and the emergency power generation device, the distribution box equipped with emergency power generation is connected respectively. The distribution box includes a distribution module, a box body, an incoming terminal group and an emergency power generation access port group; the box body is used to accommodate the distribution module, and the first side of the box body is provided with an incoming line access area; the second side of the box body is provided with an emergency power generation access area; the incoming line terminal group is arranged in the incoming line access area, and the incoming line terminal group is used to connect the distribution transformer secondary side outgoing cable and the distribution module; the emergency power generation access port group is arranged in the emergency power generation access area, and the emergency power generation access port group is used to connect the distribution module and the emergency power generation device, so as to realize the emergency power generation equipment of the distribution box. This application optimizes the incoming line of the distribution box, reduces the length of the connecting cable from the secondary side of the bench transformer to the distribution box, reduces multiple elbows, reduces costs and construction difficulties, and sets up emergency power generation access in the distribution box to improve the convenient, fast and efficient access of the emergency power generation vehicle, optimize the timeliness of emergency power generation access, facilitate installation and save costs, and improve the safety and reliability of power grid operation.

It should be noted that the power distribution system may also include components such as a display module, and the specific power distribution system may include more components than those described in the above embodiments, or combine certain components, or have a different arrangement of components.

The technical features of the above-described embodiments may be arbitrarily combined. To make the description concise, not all possible combinations of the technical features in the above-described embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

The above-mentioned embodiments only express several implementation methods of the present application, and the descriptions thereof are relatively specific and detailed, but they cannot be understood as limiting the scope of the utility model patent. It should be pointed out that, for a person of ordinary skill in the art, several variations and improvements can be made without departing from the concept of the present application, and these all belong to the protection scope of the present application. Therefore, the protection scope of the patent of the present application shall be subject to the attached claims.

Claims (10)

1. A distribution box equipped with emergency power generation, characterized by comprising: Power distribution module; A box body, the box body is used to accommodate the power distribution module, the first side of the box body is provided with an incoming line access area; the second side of the box body is provided with an emergency power generation access area; An incoming line terminal group, the incoming line terminal group is arranged in the incoming line access area, and the incoming line terminal group is used to connect the secondary side outgoing cable of the distribution transformer and the distribution module; An emergency power generation access point group, wherein the emergency power generation access point group is arranged in the emergency power generation access area, and the emergency power generation access point group is used to connect the power distribution module and the emergency power generation device. 2. The distribution box equipped with emergency power generation according to claim 1, characterized in that the incoming line access area is provided with a first insulating plate, and the first insulating plate is provided with a plurality of first mounting holes; the incoming line terminal group includes a plurality of incoming line terminals; The incoming line terminals are arranged in a one-to-one correspondence at the first mounting holes. 3. The distribution box equipped with emergency power generation according to claim 2, characterized in that the incoming line access area is further provided with a first reinforcing plate, and the first reinforcing plate is provided on the first insulating plate; The first reinforcing plate is provided with a first annular hole, and each of the first mounting holes is located in the first annular hole. 4. The distribution box equipped with emergency power generation according to claim 2 is characterized in that two adjacent first mounting holes are spaced and insulated. 5. The distribution box equipped with emergency power generation according to claim 2, characterized in that the incoming line access area is also provided with a shielding cover; The shielding cover is arranged above each of the first mounting holes, and the shielding cover is used to cover each of the first mounting holes. 6. The distribution box equipped with emergency power generation according to claim 5, characterized in that the shielding cover is a detachable shielding cover. 7. The distribution box equipped with emergency power generation according to any one of claims 1 to 6, characterized in that the incoming line access area is also provided with an extended wiring terminal, and the extended wiring terminal is used to connect the distribution module and the external conductor respectively. 8. According to the distribution box equipped with emergency power generation as described in claim 7, it is characterized in that the emergency power generation access area is also provided with a plurality of emergency power generation sockets for connecting the emergency power generation device; the emergency power generation access port group includes a plurality of emergency power generation access ports; each of the emergency power generation sockets is provided with a one-to-one correspondence with each of the emergency power generation access ports. 9. The distribution box equipped with emergency power generation according to claim 8 is characterized in that the emergency power generation access area is also provided with an extended access busbar terminal, and the extended access busbar terminal is used to connect the distribution module and the access busbar respectively. 10. A power distribution system, characterized by comprising a distribution transformer secondary side outgoing cable, an emergency power generation device and a distribution box equipped with emergency power generation as claimed in any one of claims 1 to 9; The distribution transformer secondary side outgoing cable and the emergency power generation device are respectively connected to the distribution box equipped with emergency power generation.