CN212849457U

CN212849457U - Three-phase meter shell suitable for being installed in rural residential area

Info

Publication number: CN212849457U
Application number: CN202021237869.5U
Authority: CN
Inventors: 王昕�; 于明辉
Original assignee: Henan Hongxu Electrical Co ltd
Current assignee: Henan Hongxu Electrical Co ltd
Priority date: 2020-06-30
Filing date: 2020-06-30
Publication date: 2021-03-30
Anticipated expiration: 2030-06-30

Abstract

The utility model provides a three-phase table shell suitable for install at rural residential area, includes table case, dampproof device and ventilation unit, and dampproof device sets up the top of table case, and dampproof device includes scattered water board, buffer board and guide plate, and scattered water board sets up form the ventilation chamber between scattered water board and the table case, the edge connection buffer board of scattered water board, and the guide plate downward sloping sets up the edge at the buffer board, and ventilation unit includes ventilation pipe, fan and motor, and the ventilation pipe is U type pipe, and a plurality of first through-holes have been seted up on ventilation intracavity and surface to the curved tube portion setting of ventilation pipe, and two ports of ventilation pipe are the vent, and two vent settings are connected with the air-supply line that the horizontal direction set up at scattered water board outside and vent, and the air-supply line top is equipped with the boss, and the fan is established and. The utility model discloses simple structure is fit for the rural area outdoor use, improves dampproofing ventilation performance, effectively improves the life of table case.

Description

Three-phase meter shell suitable for being installed in rural residential area

Technical Field

The utility model belongs to the technical field of power equipment, concretely relates to is a three-phase table shell suitable for install in rural residential area.

Background

The power equipment mainly comprises power generation equipment and power supply equipment, wherein the power generation equipment mainly comprises a power station boiler, a generator, a transformer and the like, and the power supply equipment mainly comprises power transmission lines with various voltage grades, a mutual inductor, a contactor and the like. The power consumption of these equipment all need use the ammeter to measure, the protection of ammeter needs to pass through the ammeter case, the ammeter case is that power facility lays to a terminal of family, in recent years, the country increases the dynamics and the urbanization's of electric power infrastructure investment development, rural power grids transformation and urban transformation are very big to the demand of ammeter case, especially in rural power grids transformation, the ammeter case generally can erect outdoor and do not have the department of sheltering from, can corrode the ammeter case greatly through long-time solarization and rain showering, thereby reduce the life of ammeter case, and damage because of the ammeter case leads to the ammeter to burn out and also often take place, consequently, need one kind to have waterproof and the good ammeter case of ventilation effect.

SUMMERY OF THE UTILITY MODEL

In view of this, in order to solve the above-mentioned deficiency of the prior art, the utility model aims at providing a three-phase table shell suitable for install in rural residential area.

In order to achieve the above object, the utility model adopts the following technical scheme: a three-phase meter shell suitable for being installed in rural residential areas comprises a meter box, a moisture-proof device and a ventilation device, the moisture-proof device is arranged at the top end of the meter box and comprises a water dispersing plate, a buffer plate and a guide plate, the water-dispersing plate is arranged at the top of the meter box, a ventilation cavity is formed between the water-dispersing plate and the meter box, the edge of the water-dispersing plate is connected with the buffer plate, the guide plate is arranged at the edge of the buffer plate in a downward inclined manner, the ventilation device comprises a ventilation pipe, a fan and a motor, the ventilation pipe is a U-shaped pipe, the bent pipe part of the ventilation pipe is arranged in the ventilation cavity, the surface of the bent pipe part of the ventilation pipe is provided with a plurality of first through holes, two ports of the ventilation pipe are ventilation openings, the two ventilation openings are arranged outside the water dispersing plate and are connected with air inlet pipes arranged in the horizontal direction, the air inlet pipe top is equipped with the boss, the fan is established through the motor is installed in the ventilation intracavity.

Further optimize, still include the case lid, one side of case lid is articulated with the table case, is equipped with observation window and plug-in card hole on the case lid.

Further optimize, the card inserting hole is arranged on one side of the observation window.

Further optimize, the water dispersing plate, the buffer plate and the guide plate are in welded connection.

Further optimize, the tip of guide plate passes through the layer board and is connected with table case outer wall, set up a plurality of second through-holes on the layer board.

Further optimize, the motor is fixed on the inner wall of the water dispersing plate.

The utility model has the advantages that:

(1) the top of the three-phase meter box is provided with a damp-proof device and a ventilation device, the damp-proof device prevents the external rainwater meter box from being washed and corroded by using a water dispersing plate, a buffer plate and a guide plate, the ventilation device is ventilated by adopting a special structure that a U-shaped pipe is provided with two ventilation openings, a first through hole used for ventilating to the inside of a ventilation cavity is formed in a bent pipe part of the U-shaped pipe, and cold and hot air in the ventilation cavity is uniformly mixed by a fan, so that a good ventilation effect of the three-phase meter box is realized;

(2) the lug boss arranged on the ventilation pipe is used for dispersing rainwater above the ventilation pipe and preventing the rainwater from pouring into the ventilation cavity;

(3) the second through hole is formed in the supporting plate and is mainly used for dredging mixed cold and hot air in the ventilation cavity, and the situation that new air with a lower temperature cannot be introduced due to air saturation in the ventilation cavity is prevented.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the moisture barrier;

FIG. 3 is a schematic view of the construction of the ventilation device;

reference numerals: 1. table case, 2, water-dispersing board, 3, buffer board, 4, guide plate, 5, ventilation chamber, 6, ventilation pipe, 7, fan, 8, motor, 9, first through-hole, 10, boss, 11, air-supply line, 12, case lid, 13, observation window, 14, plug-in card hole, 15, layer board, 16, second through-hole.

Detailed Description

The following provides specific embodiments, which will further clearly, completely and specifically explain the technical solutions of the present invention. The present embodiment is the best embodiment based on the technical solution of the present invention, but the scope of the present invention is not limited to the following embodiments.

A three-phase meter shell suitable for being installed in a rural residential area comprises a meter box 1, a moisture-proof device and a ventilation device, and further comprises a box cover 12, wherein one side of the box cover 12 is hinged with the meter box 1, the box cover 12 is provided with an observation window 13 used for checking the meter and a card inserting hole 14 used for inserting a charging card, the card inserting hole 14 is arranged on one side of the observation window 13, the moisture-proof device is arranged at the top end of the meter box 1, the moisture-proof device comprises a water dispersing plate 2, a buffer plate 3 and a guide plate 4, the water dispersing plate 2 is arranged at the top of the meter box 1, a ventilation cavity 5 is formed between the water dispersing plate 2 and the meter box 1, the edge of the water dispersing plate 2 is connected with the buffer plate 3, the guide plate 4 is downwards inclined and arranged at the edge of the buffer plate 3, the end part of the guide plate 4 is connected with the outer wall of the meter box 1 through a, the water dispersing plate 2, the buffer plate 3 and the guide plate 4 form a damp-proof device capable of shielding rainwater at the top end of the meter box 1, so that the rainwater is prevented from washing the meter box 1, the service life of the meter box 1 is prolonged, and the supporting plate 15 is provided with a plurality of second through holes 16; the ventilating device comprises a ventilating pipe 6, a fan 7 and a motor 8, the ventilating pipe 6 is a U-shaped pipe, a bent pipe part of the ventilating pipe 6 is arranged in a ventilating cavity 5, a plurality of first through holes 9 are formed in the surface of the bent pipe, two ports of the ventilating pipe 6 are ventilating openings, the two ventilating openings are arranged outside a water-dispersing plate 2 and are connected with an air inlet pipe 11 arranged in the horizontal direction, natural air with lower external temperature enters the ventilating pipe 6 through the air inlet pipe 11 and enters the ventilating cavity 5 through the first through holes 9, the fan 7 arranged in the ventilating cavity 5 is driven by the motor 8 to rotate, low-temperature air flow and high-temperature air flow in the ventilating cavity 5 are mixed and then are discharged through a second through hole 16 of a supporting plate 15, so that the effects of low-temperature entering and high-temperature discharging are optimized, the air inlet pipe 11 is positioned above the ventilating cavity, in order to prevent rainwater from entering the ventilating cavity, a, the fan 7 is arranged in the ventilation cavity 4 through the motor 8, and the motor 8 is fixed on the inner wall of the water-dispersing plate 2.

The essential features, the basic principle and the advantages of the invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that the present invention can be modified in various ways according to the actual situation without departing from the spirit and scope of the present invention, and these modifications and improvements are all within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The three-phase meter shell is characterized by comprising a meter box (1), a moisture-proof device and a ventilation device, wherein the moisture-proof device is arranged at the top end of the meter box (1), the moisture-proof device comprises a water dispersion plate (2), a buffer plate (3) and a guide plate (4), the water dispersion plate (2) is arranged at the top of the meter box (1), a ventilation cavity (5) is formed between the water dispersion plate (2) and the meter box (1), the edge of the water dispersion plate (2) is connected with the buffer plate (3), and the guide plate (4) is obliquely downwards arranged at the edge of the buffer plate (3); ventilation unit includes ventilation pipe (6), fan (7) and motor (8), ventilation pipe (6) are the U type pipe, and the elbow portion setting of ventilation pipe (6) is in just a plurality of first through-holes (9) have been seted up on the surface in ventilation chamber (5), and two ports of ventilation pipe (6) are the vent, two the vent sets up air-supply line (11) that outside and vent in water-dispersing plate (2) were connected with the horizontal direction and set up, air-supply line (11) top is equipped with boss (10), fan (7) are established and are passed through motor (8) are installed in ventilation chamber (5).

2. The three-phase meter case suitable for being installed in rural residential areas according to claim 1, further comprising a case cover (12), wherein one side of the case cover (12) is hinged with the meter case (1), and the case cover (12) is provided with an observation window (13) and a card insertion hole (14).

3. A three-phase timepiece case adapted to be installed in a rural dwelling according to claim 2, wherein the insertion hole (14) is provided at one side of the observation window (13).

4. A three-phase meter case suitable for installation in rural populated areas according to claim 1, characterized in that the water distribution plate (2), the buffer plate (3) and the deflector plate (4) are welded connections.

5. The three-phase meter case suitable for being installed in rural populated areas of claim 1, characterized in that the end of the deflector (4) is connected to the outer wall of the meter case (1) by a support plate (15), and the support plate (15) is provided with a plurality of second through holes (16).

6. A three-phase meter case suitable for installation in rural populated areas according to claim 1, characterized in that the motor (8) is fixed to the inner wall of the water-dispersing plate (2).