CN216750702U

CN216750702U - Anti-condensation ring network switch cabinet

Info

Publication number: CN216750702U
Application number: CN202122917172.3U
Authority: CN
Inventors: 陈华林
Original assignee: Jiangsu Hualin Power Technology Co ltd
Current assignee: Jiangsu Hualin Power Technology Co ltd
Priority date: 2021-11-25
Filing date: 2021-11-25
Publication date: 2022-06-14
Anticipated expiration: 2031-11-25

Abstract

The utility model relates to a looped netowrk cubical switchboard technical field especially relates to a prevent condensation looped netowrk cubical switchboard, prevents condensation looped netowrk cubical switchboard, including looped netowrk cubical switchboard main part, the outside of looped netowrk cubical switchboard main part is provided with protective housing, and protective housing's preceding terminal surface articulates and is provided with the dodge gate, the level is provided with intake pipe and blast pipe respectively on protective housing's the inside wall, and intake pipe and blast pipe are close to the one end of looped netowrk cubical switchboard main part and evenly are provided with the shower nozzle respectively, be provided with the second mechanism of bleeding that the first mechanism of bleeding and be connected with the blast pipe of intake-tube connection on looped netowrk cubical switchboard main part's the internally mounted has temperature and humidity sensor, reduces the emergence of condensation phenomenon, avoids the great decline that leads to the cubical switchboard insulation level of ambient humidity, and the security is high.

Description

Anti-condensation ring network switch cabinet

Technical Field

The utility model relates to a looped netowrk cubical switchboard technical field specifically is prevent condensation looped netowrk cubical switchboard.

Background

The ring main unit is an electrical device with a group of high-voltage switch devices arranged in a steel plate metal main unit body or made into an assembled interval ring main power supply unit, the core part of the ring main unit adopts a load switch and a fuse, and the ring main unit has the advantages of simple structure, small volume, low price, capability of improving power supply parameters and performance, power supply safety and the like, and is widely used in distribution stations and box-type substations of load centers of urban residential districts, high-rise buildings, large public buildings, factory enterprises and the like.

When the existing ring network switch cabinet works, under a certain temperature condition, the higher the relative humidity in the air is, the closer the ambient temperature is to the dew point temperature, the more easily condensation phenomenon occurs, the dew point temperature is always lower than the ambient temperature, the insulating parts which are made of die-casting epoxy resin are adopted in the switch cabinet, particularly, the hydrophobic property of composite insulating materials such as a high-voltage cable outer insulating layer, an epoxy casting current transformer, a phenolic epoxy insulating cover, a phase partition plate and the like is poor, if the insulating materials are poor in material quality, the air humidity is high and the pollution is serious, the moisture absorption and condensation can be caused in the operation, the surface leakage current is increased, when a medium is moistened, dirty or damaged, due to the fact that moisture exists, free electrons on the surface of the medium are increased, conduction current is increased, insulation resistance is correspondingly reduced, partial surface discharge flashover is caused when insulation is reduced to a certain degree, and the potential safety hazard is large.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prevent condensation looped netowrk cubical switchboard to the condensation phenomenon easily takes place when the air humidity who proposes among the solution above-mentioned background art is great, has great potential safety hazard problem.

In order to achieve the above object, the utility model provides a following technical scheme: prevent condensation looped netowrk cubical switchboard, including looped netowrk cubical switchboard main part, the outside of looped netowrk cubical switchboard main part is provided with protective housing, and protective housing's preceding terminal surface is articulated to be provided with the dodge gate, the level is provided with intake pipe and blast pipe respectively on protective housing's the inside wall, and intake pipe and blast pipe are close to the one end of looped netowrk cubical switchboard main part and evenly are provided with the shower nozzle respectively, be provided with respectively on looped netowrk cubical switchboard main part's the lateral wall with intake-tube connection's first mechanism of bleeding and with the second mechanism of bleeding of blast pipe connection, and the internally mounted of looped netowrk cubical switchboard main part has temperature and humidity sensor.

Preferably, the first air pumping mechanism comprises a first outer shell and a first fan, the first outer shell is fixed on the outer side wall of the ring main unit, an air outlet is formed in the side wall of one end of the first outer shell, one end, far away from the air outlet, of the first outer shell is communicated with one end of the air inlet pipe through a guide pipe, the first fan is horizontally arranged inside the first outer shell, and the first fan is located at one end, close to the air inlet pipe, of the air outlet.

Preferably, one side of the air outlet close to the first fan is provided with a drying piece.

Preferably, the second air exhaust mechanism comprises a second outer shell, a second fan and a drying agent layer, the second outer shell is fixed on the outer side wall of the ring main switch cabinet body, an air inlet is formed in the side wall of one end of the first outer shell, one end, far away from the air inlet, of the second outer shell is communicated with one end of the exhaust pipe through a guide pipe, the second fan and the drying agent layer are sequentially and horizontally arranged in the second outer shell, and the second fan and the drying agent layer are located at one end, close to the exhaust pipe, of the air inlet.

Preferably, a heating resistance wire is arranged between the second fan and the desiccant layer.

Preferably, the outer side wall of the ring network switch cabinet main body is provided with a radiating fin group, and the radiating fin group comprises a heat conduction metal plate tightly attached to the ring network switch cabinet main body and heat exchange fins uniformly arranged on the heat conduction metal plate.

Preferably, the heat exchange fins are arranged in a plurality of rows at equal intervals, each row is formed by arranging a plurality of rows of heat exchange fins at equal intervals, and each heat exchange fin in two adjacent rows is arranged in a staggered manner.

Compared with the prior art, the beneficial effects of the utility model are that: the anti-condensation ring network switch cabinet

(1) The wet air in the protective shell is pumped out by arranging the air inlet pipe and the first air pumping mechanism, and the air in the outside is conveniently pumped into the protective shell after being dried by arranging the exhaust pipe and the second air pumping mechanism, so that the inside of the protective shell is always kept in a dry state, the condensation phenomenon is reduced, and the safety is high;

(2) through set up heat conduction metal sheet and heat transfer fin on the lateral wall through at looped netowrk cubical switchboard main part, the inside gas of protecting sheathing flows between heat transfer fin and can takes away the heat that looped netowrk cubical switchboard main part during operation produced, and the radiating effect is good.

Drawings

FIG. 1 is a schematic front view of the present invention;

fig. 2 is a schematic rear view of the present invention;

FIG. 3 is a schematic cross-sectional view of the first air pumping mechanism of the present invention;

fig. 4 is a schematic side view of the cooling fin assembly of the present invention.

In the figure: 1. a ring network switch cabinet main body; 2. a protective housing; 201. a movable door; 3. an air inlet pipe; 4. a first air extraction mechanism; 401. a first outer case; 4011. an air outlet; 402. a first fan; 403. drying the part; 5. an exhaust pipe; 6. a second air extraction mechanism; 601. a second outer housing; 6011. an air inlet; 602. a second fan; 603. a desiccant layer; 604. heating resistance wires; 7. a temperature and humidity sensor; 8. a set of heat dissipating fins; 801. a heat conductive metal plate; 802. and heat exchange fins.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be noted that the terms "first", "second", etc. are used for descriptive purposes only, and not for specific purposes in order or sequence or to define the present invention, but merely to distinguish components or operations described in the same technical terms, and not to indicate or imply relative importance or implicitly indicate the number of technical features indicated, so that the features defined as "first", "second", etc. may explicitly or implicitly include at least one such feature. To the extent that the term "includes" and any variations thereof are used in either the detailed description or the claims, as well as the appended drawings, this is intended to cover non-exclusive inclusions.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected", and "disposed" are to be interpreted broadly, e.g., as either a fixed connection or a detachable connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: the anti-condensation ring network switch cabinet comprises a ring network switch cabinet main body 1, wherein a protective shell 2 is arranged on the outer side of the ring network switch cabinet main body 1, the protective shell 2 can improve the strength of the ring network switch cabinet main body 1 and prevent the ring network switch cabinet main body from being damaged when being impacted, a movable door 201 is hinged to the front end face of the protective shell 2, an air inlet pipe 3 and an exhaust pipe 5 are horizontally arranged on the inner side wall of the protective shell 2 respectively, the air inlet pipe 3 is installed at the top end inside the protective shell 2, the exhaust pipe 5 is installed at the bottom end of the back inside the protective shell 2, and one ends of the air inlet pipe 3 and the exhaust pipe 5, which are close to the ring network switch cabinet main body 1, are respectively and uniformly provided with a spray head;

a first air exhaust mechanism 4 connected with the air inlet pipe 3 and a second air exhaust mechanism 6 connected with the exhaust pipe 5 are respectively arranged on the outer side wall of the ring network switch cabinet main body 1, a temperature and humidity sensor 7 is installed inside the ring network switch cabinet main body 1, the type of the temperature and humidity sensor 7 can be QFM9160KL, and the temperature and humidity condition inside the protective shell 2 can be monitored in real time;

the first air extracting mechanism 4 comprises a first outer shell 401 and a first fan 402, the first outer shell 401 is fixed on the outer side wall of the ring network switch cabinet main body 1, an air outlet 4011 is formed in the side wall of one end of the first outer shell 401, a filter screen is arranged on the inner side of the air outlet 4011, large impurities are prevented from entering the interior of the protective shell 2, one end, far away from the air outlet 4011, of the first outer shell 401 is communicated with one end of the air inlet pipe 3 through a guide pipe, the first fan 402 is horizontally arranged inside the first outer shell 401, the first fan 402 is located at one end, close to the air inlet pipe 3, of the air outlet 4011, the first fan 402 is an exhaust fan, the type of the first fan can be FY-100P, and during work, wet air inside the protective shell 2 is sucked into the first outer shell 401 from the air inlet pipe 3 and then is exhausted to the outside through the air outlet 4011;

a drying piece 403 is arranged on one side, close to the first fan 402, of the air outlet 4011, the drying piece 403 can be a heating resistance wire, wet air is heated and dried and then discharged into the air, or the drying piece 403 is set to be a drying agent such as quicklime and the like, and the drying agent absorbs water vapor and then is discharged, so that the ambient humidity is reduced;

the second air pumping mechanism 6 includes a second outer casing 601, a second fan 602 and a desiccant layer 603, the second outer casing 601 is fixed on the outer sidewall of the ring network switch cabinet main body 1, an air inlet 6011 is disposed on the sidewall of one end of the first outer casing 401, a filter screen is disposed inside the air inlet 6011 to prevent large impurities from entering the inside of the protective casing 2, one end of the second outer casing 601 far away from the air inlet 6011 is communicated with one end of the exhaust pipe 5 through a conduit, the second fan 602 and the desiccant layer 603 are sequentially and horizontally disposed inside the second outer casing 601, the second fan 602 and the desiccant layer 603 are both disposed at one end of the air inlet 6011 close to the exhaust pipe 5, the desiccant layer 603 may be lime, the second fan 602 is an exhaust fan, and may be of type FY-100P, and after the wet air from the outside is pumped into the inside of the second outer casing 601 through the air inlet 6011 and dried by the desiccant layer 603, then the gas enters the exhaust pipe 5 to be discharged, so that the air pressure inside the protective shell 2 is kept balanced, and the gas inlet pipe 3, the first air exhaust mechanism 4, the exhaust pipe 5 and the second air exhaust mechanism 6 are mutually matched to drive the air inside the protective shell 2 to flow, so that the humidity inside the protective shell 2 is reduced, and the phenomenon that the insulation performance of the ring network switch cabinet main body 1 is reduced and danger is caused due to overlarge humidity is avoided;

a heating resistance wire 604 is arranged between the second fan 602 and the desiccant layer 603, the type of the heating resistance wire 604 can be Cr20Ni80, when the environmental temperature is low, hot air can be introduced into the protective shell 2, the phenomenon that the temperature is too low and the work of electronic elements is influenced is avoided, and meanwhile, a temperature sensor is arranged in the second shell 601, and the danger caused by the fact that the temperature heated by the heating resistance wire 604 is too high is avoided;

install fin group 8 on the lateral wall of looped netowrk cubical switchboard main part 1, and fin group 8 includes the heat conduction metal sheet 801 that closely laminates with looped netowrk cubical switchboard main part 1 and evenly sets up heat transfer fin 802 on heat conduction metal sheet 801, heat conduction metal sheet 801 can derive the heat that looped netowrk cubical switchboard main part 1 during operation produced fast, heat transfer fin 802 equidistant is provided with the multirow, make things convenient for gaseous inside at each heat transfer fin 802 to flow, and every row is formed by equidistant range of a plurality of heat transfer fins 802, each heat transfer fin 802 of adjacent two rows is crisscross to be set up, the route that the extension gas flowed through, the heat transfer is effectual.

The working principle is as follows: when in work, the temperature and humidity conditions inside the protective shell 2 are monitored in real time through the temperature and humidity sensor 7, when the humidity inside the protective casing 2 is too high, the switches of the first fan 402 and the second fan 602 are turned on, the second fan 602 draws the outside air into the inside of the second casing 601 from the air inlet 6011, and after drying by the desiccant layer 603, enters the exhaust pipe 5 and is sprayed out through the spray head, the first fan 402 pumps the gas in the protective shell 2 into the first shell 401 through the gas inlet pipe 3, and after being dried by the drying piece 403, then discharged to the outside through the air outlet 4011 to drive the air in the protective shell 2 to flow, thereby reducing the humidity in the protective shell 2, when the temperature in the protective shell 2 is too high, the air flows among the heat exchange fins 802, the heat generated during the working of the ring network switch cabinet main body 1 can be taken away, and the heat dissipation of the ring network switch cabinet main body 1 is facilitated.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. Prevent condensation looped netowrk cubical switchboard, including looped netowrk cubical switchboard main part (1), its characterized in that: the outer side of looped netowrk cubical switchboard main part (1) is provided with protective housing (2), and the articulated dodge gate (201) that is provided with of preceding terminal surface of protective housing (2), the level is provided with intake pipe (3) and blast pipe (5) respectively on the inside wall of protective housing (2), and intake pipe (3) and blast pipe (5) are close to the one end of looped netowrk cubical switchboard main part (1) and evenly are provided with the shower nozzle respectively, be provided with first air exhaust mechanism (4) of being connected with intake pipe (3) and second air exhaust mechanism (6) of being connected with blast pipe (5) on the lateral wall of looped netowrk cubical switchboard main part (1) respectively, and the internally mounted of looped netowrk cubical switchboard main part (1) has temperature and humidity sensor (7).

2. The anti-condensation ring network switch cabinet as claimed in claim 1, wherein: first mechanism (4) of bleeding includes first shell body (401), first fan (402), first shell body (401) is fixed on the lateral wall of looped netowrk cubical switchboard main part (1), and is provided with air outlet (4011) on the lateral wall of first shell body (401) one end, the one end intercommunication of pipe and intake pipe (3) is passed through to the one end that air outlet (4011) were kept away from in first shell body (401), first fan (402) level sets up the inside in first shell body (401), and first fan (402) are located the one end that air outlet (4011) is close to intake pipe (3).

3. The anti-condensation ring network switch cabinet as claimed in claim 2, wherein: and a drying piece (403) is arranged on one side, close to the first fan (402), of the air outlet (4011).

4. The anti-condensation ring network switch cabinet according to claim 1, wherein: the second air exhaust mechanism (6) comprises a second outer shell (601), a second fan (602) and a desiccant layer (603), the second outer shell (601) is fixed on the outer side wall of the ring network switch cabinet main body (1), an air inlet (6011) is formed in the side wall of one end of the first outer shell (401), one end, far away from the air inlet (6011), of the second outer shell (601) is communicated with one end of the exhaust pipe (5) through a guide pipe, the second fan (602) and the desiccant layer (603) are sequentially and horizontally arranged inside the second outer shell (601), and the second fan (602) and the desiccant layer (603) are located at one end, close to the exhaust pipe (5), of the air inlet (6011).

5. The anti-condensation ring network switch cabinet as claimed in claim 4, wherein: and a heating resistance wire (604) is arranged between the second fan (602) and the desiccant layer (603).

6. The anti-condensation ring network switch cabinet as claimed in claim 1, wherein: install fin group (8) on the lateral wall of looped netowrk cubical switchboard main part (1), and fin group (8) include heat conduction metal sheet (801) and heat exchange fin (802) of evenly setting on heat conduction metal sheet (801) that closely laminate with looped netowrk cubical switchboard main part (1).

7. The anti-condensation ring network switch cabinet as claimed in claim 6, wherein: the heat exchange fins (802) are arranged in multiple rows at equal intervals, each row is formed by arranging a plurality of rows of heat exchange fins (802) at equal intervals, and the heat exchange fins (802) in every two adjacent rows are arranged in a staggered mode.