CN220401244U

CN220401244U - Electric energy metering box

Info

Publication number: CN220401244U
Application number: CN202321967730.XU
Authority: CN
Inventors: 黄毓超
Original assignee: Fujian Jiuba Electric Power Technology Co ltd
Current assignee: Fujian Jiuba Electric Power Technology Co ltd
Priority date: 2023-07-25
Filing date: 2023-07-25
Publication date: 2024-01-26
Anticipated expiration: 2033-07-25

Abstract

The utility model discloses an electric energy metering box, which comprises a box body, wherein the box body comprises an inner shell body, an outer shell body is positioned on the inner side of the outer shell body, a hollow structure is arranged between the outer shell body and the inner shell body, a plurality of mounting plates with hollow structures are arranged at the rear end of the inner part of the box body, uniformly distributed vent holes are formed in the front face of each mounting plate, a heat conducting plate which is positioned on one side of each vent hole and is abutted to the mounting plate is fixedly arranged in each mounting plate, uniformly distributed air guide holes are formed in each heat conducting plate, uniformly distributed heat radiating fins are fixedly arranged on the inner side face of each heat conducting plate, two ends of each mounting plate are communicated with air guide pipes, at least one fan is jointly communicated with the other end of each air guide pipe, the box body is divided into an inner layer and an outer layer, a vacuum layer is arranged at an interlayer, the vacuum layer can effectively prevent free exchange between the inner layer and the outer layer, and prevent external high-temperature air from rushing into the box body in high-temperature weather, and simultaneously can also prevent external dust from entering the box body.

Description

Electric energy metering box

Technical Field

The utility model relates to the technical field of electric energy metering boxes, in particular to an electric energy metering box.

Background

The electric power metering box is a device for metering electric energy in 3-35 kv and comprises a combined transformer (for collecting three-phase current and voltage signals), a box body, an electric meter, a lightning arrester, a vacuum circuit breaker and the like. The safe operation of the metering box plays a role in the electricity safety of users and metering charge of power supply companies.

In practical application, most of the current electric energy metering boxes are installed outdoors, equipment is generally operated under load for a long time, the change of temperature environment (high Wen Tianqi) and the operation of the equipment can cause more heat generated in the metering boxes, and the operation of electric elements in the high-temperature environment for a long time can not only reduce the operation performance of the electric elements, but also have certain potential safety hazards; on the other hand, the existing electric energy metering box cooling mode mainly adopts natural ventilation cooling and active air exhaust cooling, the former is simple in structure and easy to use, but low in cooling efficiency, dust is easy to enter, the latter is better in cooling effect than the former, but the latter is difficult to directly act on the body of an electronic component fitting through simple air exhaust cooling, and the cooling efficiency of continuous equipment with load operation is required to be improved; accordingly, the inventor has recognized that it is necessary to provide an electric energy meter box that has a simple structure, is cost-effective, and is capable of continuously and effectively dissipating heat from electronic components.

Disclosure of Invention

This section is intended to outline some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description summary and in the title of the application, to avoid obscuring the purpose of this section, the description summary and the title of the utility model, which should not be used to limit the scope of the utility model.

Accordingly, an object of the present utility model is to provide an electric energy meter box, which solves the problems of the prior art that it is necessary to provide an electric energy meter box with simple structure, good cost performance, and continuous and effective heat dissipation for electronic components.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an electric energy metering box, its includes the box, the box includes that the shell body is located the inboard inner shell body of shell body, just be hollow structure between shell body and the inner shell body, the inside rear end of box is provided with a plurality of and inside mounting panel that is the cavity structure, evenly distributed's air vent has been seted up openly to the mounting panel, the mounting panel is inside to be fixed with and support the heat-conducting plate that pastes in mounting panel is located air vent one side, evenly distributed's air vent has been seted up on the heat-conducting plate, the heat-conducting plate medial surface still is fixed with evenly distributed's heat radiation fin, mounting panel both ends intercommunication has the guide duct, the other end intercommunication of guide duct has at least one fan jointly, the fan will follow the air discharge box outside of extraction in the guide duct.

As a preferable mode of the electric energy metering box according to the utility model, the hollow structure between the outer casing and the inner casing is a vacuum layer.

As a preferable scheme of the electric energy metering box, the front face of the box body is provided with a box door, a vacuum layer is arranged inside the box door, and sealing strips are arranged around the inner side of the box door.

As an optimal scheme of the electric energy metering box, the heat conducting plate and the heat radiating fins are made of graphene materials, and the heat radiating fins are transversely distributed.

As a preferable scheme of the electric energy metering box, the air inlet end of the fan is provided with an air inlet pipe communicated with the air guide pipe, and the air outlet end of the fan is provided with an air outlet pipe penetrating through the top of the outer side of the box.

As a preferable scheme of the electric energy metering box, the top of the box body is also provided with a box cover with a cavity structure, the inner cavity of the box cover is communicated with the air outlet pipe, two ends of the bottom of the box cover are provided with exhaust windows communicated with the inner cavity of the box cover, and a detachable dust screen is arranged on the inner side of each exhaust window.

Compared with the prior art, the utility model has the beneficial effects that: this kind of electric-energy metering box, when using, the produced high heat energy of electronic equipment operation can transmit to the mounting panel, the heat on the mounting panel can be carried out quick absorption to the heat conduction board that has high thermal conductivity simultaneously, and disperse a plurality of heat radiation fins, make heat collection in the mounting panel inner chamber, simultaneously, the fan accessible guide duct is to the inside heat of mounting panel and heat on the heat radiation fins is continuously taken away, discharge outside the case, can effectively dispel the heat, the cooling to electronic equipment under lasting and efficient heat exchange effect, simultaneously, can be to the heat synchronous suction and the exclusion of gathering in the inside heat of box under the cooperation of air vent and air guide, and further guaranteed the invariable of temperature in the box under the cooperation of vacuum layer, overall structure is simple, the heat dissipation cost performance is high, and has better practicality.

Drawings

FIG. 1 is a schematic view of the overall external structure of the case of the present utility model;

FIG. 2 is a schematic diagram of the internal structure of the case of the present utility model in front view;

fig. 3 is a schematic side view of the mounting plate and the heat conducting plate of the present utility model.

In the figure: 10. a case; 11. an outer housing; 12. an inner housing; 13. a vacuum layer; 14. a door; 20. a mounting plate; 21. a vent hole; 30. a heat conductive plate; 31. an air guide hole; 32. a heat radiation fin; 40. an air guide pipe; 50. a blower; 51. an air inlet pipe; 52. an air outlet pipe; 60. a case cover; 61. and an exhaust window.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings.

Next, the present utility model will be described in detail with reference to the drawings, wherein the sectional view of the device structure is not partially enlarged to general scale for the convenience of description, and the drawings are only examples, which should not limit the scope of the present utility model. In addition, the three-dimensional dimensions of length, width and depth should be included in actual fabrication.

For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, embodiments of the present utility model will be described in further detail below with reference to the accompanying drawings.

Fig. 1 to 3 show the whole structure of an electric energy metering box according to the present utility model, please refer to fig. 1 to 3, which includes a box 10, the box 10 includes an inner shell 12 with an outer shell 11 located inside the outer shell 11, a hollow structure is arranged between the outer shell 11 and the inner shell 12, a plurality of mounting plates 20 with hollow structures are disposed at the rear end inside the box 10, uniformly distributed ventilation holes 21 are disposed on the front surface of the mounting plates 20, a heat conducting plate 30 abutting against the mounting plates 20 and located at one side of the ventilation holes 21 is fixed inside the mounting plates 20, uniformly distributed air guide holes 31 are disposed on the heat conducting plate 30, uniformly distributed heat dissipation fins 32 are fixed on the inner side surface of the heat conducting plate 30, two ends of the mounting plates 20 are communicated with air guide pipes 40, at least one fan 50 is jointly communicated with the other ends of the air guide pipes 40, and the fan 50 discharges the air extracted from the air guide pipes 40 to the outside of the box 10.

The hollow structure between the outer shell 11 and the inner shell 12 is a vacuum layer 13, in the embodiment, the box 10 is divided into an inner layer and an outer layer, and the vacuum layer is arranged at the interlayer, so that the vacuum layer can effectively prevent and reduce free exchange of the inner temperature and the outer temperature, prevent external high-temperature air from rushing into the box 10 in high-temperature weather, and prevent external dust from entering the box 10; in other embodiments, the vacuum layer 13 may be provided as a heat insulating layer or a heat insulating filler, as long as the above-described function is achieved.

The front of the box body 10 is provided with a box door 14, the inside of the box door 14 is also provided with a vacuum layer 13, and meanwhile, the periphery of the inner side of the box door 14 is also provided with sealing strips, and the sealing strips are matched with the box door 14 to further prevent external high-temperature gas from being led into the box body 10; the heat conducting plate 30 and the heat radiating fins 32 are made of graphene, and the heat radiating fins 32 are transversely arranged, and the graphene has excellent heat conductivity and can quickly absorb heat on the mounting plate 20.

The air inlet end of the fan 50 is provided with an air inlet pipe 51 communicated with the air guide pipe 40, the air outlet end of the fan 50 is provided with an air outlet pipe 52 penetrating through the top of the outer side of the box body 10, and the mounting plate 20 is matched with a connecting piece and used for mounting electronic equipment; during the use, the high heat that electronic equipment operation produced can transmit to mounting panel 20, the heat conduction board 30 that has high thermal conductivity can carry out quick absorption with the heat on the mounting panel 20 simultaneously, and disperse to a plurality of heat radiation fins 32, make heat collection in mounting panel 20 inner chamber, simultaneously, fan 50 accessible guide duct 40 is continuous to the inside heat of mounting panel 20, and discharge to outside the case, can effectively dispel the heat, the cooling to electronic equipment under lasting and efficient heat exchange effect, simultaneously, can be to the heat synchronous suction and the exclusion of gathering in the inside of box 10 under the cooperation of air vent 21 and air vent 31, and further guaranteed the constancy of the internal temperature of box 10 under the cooperation of vacuum layer 13, overall structure is simple, the heat dissipation cost performance is high, and has fine practicality.

Further, the top of the box 10 is further provided with a box cover 60 with a cavity structure inside, the inner cavity of the box cover 60 is communicated with the air outlet pipe 52, two ends of the bottom of the box cover 60 are provided with exhaust windows 61 communicated with the inner cavity of the box cover 60, detachable dust screens are mounted on the inner sides of the exhaust windows 61, the box 10 can be subjected to sun-shading and rain-shielding through the box cover 60, meanwhile, hot air exhausted by the fan 50 can be continuously exhausted through the exhaust windows 61, and the dust screens can further prevent external dust from entering the box 10.

In summary, when the electric energy metering box of the present embodiment is used, high-temperature heat generated by the operation of the electronic device is transferred to the mounting board 20, meanwhile, the heat conducting board 30 with high thermal conductivity can quickly absorb the heat on the mounting board 20 and disperse the heat into the plurality of heat radiating fins 32, so that the heat is gathered in the inner cavity of the mounting board 20, meanwhile, the fan 50 can continuously suck the heat inside the mounting board 20 through the air guide pipe 40 and discharge the heat to the outside of the box, the electronic device can be effectively radiated and cooled under the continuous and efficient heat exchange effect, and meanwhile, the heat gathered in the box 10 can be synchronously sucked and discharged under the cooperation of the air vent 21 and the air guide hole 31, and the constant temperature in the box 10 is further ensured under the cooperation of the vacuum layer 13, so that the overall structure is simple and the heat radiation cost performance is high.

Although the utility model has been described hereinabove with reference to embodiments, various modifications thereof may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the features of the disclosed embodiments may be combined with each other in any manner as long as there is no structural conflict, and the exhaustive description of these combinations is not given in this specification merely for the sake of omitting the descriptions and saving resources. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides an electric energy metering box, its characterized in that, includes box (10), box (10) are including shell body (11) are located shell body (11) inboard interior casing (12), just be hollow structure between shell body (11) and interior casing (12), inside rear end of box (10) is provided with a plurality of and inside mounting panel (20) that are the cavity structure, evenly distributed's air vent (21) have been seted up in mounting panel (20) openly, mounting panel (20) inside is fixed with and supports and paste in mounting panel (20) are located heat-conducting plate (30) of air vent (21) one side, evenly distributed's air vent (31) have been seted up on heat-conducting plate (30), heat-conducting plate (30) medial surface still is fixed with evenly distributed's radiator fin (32), mounting panel (20) both ends intercommunication has air duct (40), the other end intercommunication of air duct (40) has at least one fan (50) jointly, fan (50) are with the outside of the gas extraction box (10) in follow air duct (40).

2. An electric energy metering box as claimed in claim 1, characterized in that: the hollow structure between the outer shell (11) and the inner shell (12) is a vacuum layer (13).

3. An electric energy metering box as claimed in claim 1, characterized in that: the front of the box body (10) is provided with a box door (14), a vacuum layer (13) is arranged in the box door (14), and sealing strips are arranged around the inner side of the box door (14).

4. An electric energy metering box as claimed in claim 1, characterized in that: the heat conducting plate (30) and the heat radiating fins (32) are made of graphene, and the heat radiating fins (32) are transversely distributed.

5. An electric energy metering box as claimed in claim 1, characterized in that: the air inlet end of the fan (50) is provided with an air inlet pipe (51) communicated with the air guide pipe (40), and the air outlet end of the fan (50) is provided with an air outlet pipe (52) penetrating through the top of the outer side of the box body (10).

6. An electric energy metering box as claimed in claim 1, characterized in that: the top of the box body (10) is also provided with a box cover (60) with a cavity structure inside, the inner cavity of the box cover (60) is communicated with the air outlet pipe (52), two ends of the bottom of the box cover (60) are provided with exhaust windows (61) communicated with the inner cavity of the box cover, and the inner side of each exhaust window (61) is provided with a detachable dust screen.