CN210957351U

CN210957351U - Power distribution cabinet

Info

Publication number: CN210957351U
Application number: CN201922358396.8U
Authority: CN
Inventors: 黄余兰
Original assignee: Shanghai Jingda Electric Complete Set Co ltd
Current assignee: Shanghai Jingda Electric Complete Set Co ltd
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-07-07
Anticipated expiration: 2029-12-20

Abstract

The utility model relates to a power distribution cabinet, it include the switch board body, with switch board body normal running fit's cabinet door, the louvre has been seted up at the top of switch board body, the bottom of switch board body is provided with the ventilation hole, the top of switch board body is provided with and is used for preventing that the rainwater from entering into this internal waterproof shed of switch board along the louvre, clearance setting between waterproof shed and the switch board body, the top of switch board body is fixed with many support columns that support waterproof shed, has solved present outdoor switch board under the condition of rainy day, and the rainwater enters into the problem in the switch board from the louvre of switch board.

Description

Power distribution cabinet

Technical Field

The utility model relates to an equipment field of switch board, more specifically say, it relates to a switch board.

Background

The power distribution cabinet is an important device in a power system and is a final-stage device of a power distribution system. Power distribution cabinets are widely used in various industries. The power distribution cabinet is an effective management means which is adopted for ensuring safe and stable operation of a power grid, external reliable power supply and orderly operation of various power production works.

It is generally necessary to maintain a dry environment in a switch cabinet to avoid equipment failure or damage therein due to excessive humidity. The switch board that uses now is existing also indoor to be installed outdoor, need do good dampproofing waterproof work at the switch board of outdoor use, to present switch board, under the condition of rainy day, in the louvre that the rainwater can follow the switch board enters into the switch board, and is great to the electronic components influence in the switch board.

SUMMERY OF THE UTILITY MODEL

To the technical problem who exists among the prior art, the utility model aims at providing a power distribution cabinet, through the setting of waterproof canopy, the power distribution cabinet can normally dispel the heat, and the rainwater need not enter into in the power distribution cabinet through the louvre.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a power distribution cabinet, includes the switch board body, with switch board body normal running fit's cabinet door, the louvre has been seted up at the top of switch board body, the bottom of switch board body is provided with the ventilation hole, the top of switch board body is provided with and is used for preventing that the rainwater from entering into this internal waterproof canopy of switch board along the louvre, the interval sets up between waterproof canopy and the switch board, the top of switch board body is fixed with many support columns that support waterproof canopy.

Through adopting above-mentioned technical scheme, the switch board is in the use, the electronic components work of switch board body sends the heat and makes this internal temperature of switch board rise, this internal high-temperature gas of switch board rises and discharges away from the louvre, this internal air exchange that carries out of switch board is followed to the air of switch board body outside entering into through the mouth, be provided with on the switch board body and have the waterproof canopy in clearance with the switch board body, the exhaust gas can be through the clearance effluvium in the louvre, waterproof canopy can avoid the rainwater to enter into the switch board originally internally from the louvre, this internal electronic components's of protection switch board effect has been played.

The present invention may be further configured in a preferred embodiment as: the waterproof shed is of a conical structure, and the bottom of the waterproof shed covers the top of the power distribution cabinet body.

Through adopting above-mentioned technical scheme, the waterproof canopy is the toper structure, is favorable to the rainwater along the conical surface landing, avoids waterproof canopy to go up the water storage, and the bottom of waterproof canopy covers the top of switch board body, and under some wind and rain weather, the rainwater can not follow and enter into the switch board between waterproof canopy and the switch board body originally internally, further protects the electronic components of switch board body.

The present invention may be further configured in a preferred embodiment as: the bottom of switch board body is installed and is used for this internal radiating fan of switch board.

Through adopting above-mentioned technical scheme, the fan is installed to the bottom of switch board body, and the fan upwards bloies for gaseous velocity of flow for high thermal gas is discharged this external from the radiating hole fast to the switch board, inhales this internal heat absorption cooling of carrying on of switch board with microthermal gas, carries out the heat dissipation to this internal electronic components of switch board, extension electronic components's life.

The present invention may be further configured in a preferred embodiment as: the power distribution cabinet is characterized in that a controller and a temperature sensor are arranged in the power distribution cabinet body, the controller is electrically connected with the temperature sensor, and the controller is electrically connected with the fan and controls the operation of the fan.

Through adopting above-mentioned technical scheme, temperature sensor can monitor the temperature variation in the switch board in real time, and temperature sensor is connected with the controller electricity, and the controller is connected with the fan electricity, and when this internal temperature of switch board reached certain numerical value, this internal heat dissipation of switch board was handled in the acceleration of controller control fan rotation. Make this internal cooling down fast of switch board, when the temperature of switch board body dropped to certain numerical value, controller control fan stopped, realized avoiding this internal high temperature of switch board to damage electronic components to this internal temperature control of switch board.

The present invention may be further configured in a preferred embodiment as: the top of switch board body is provided with and prevents that the dust from entering into this internal filtration membrane one of switch board from the louvre.

Through adopting above-mentioned technical scheme, the top of switch board body is provided with and prevents that the dust from entering into this internal filtration membrane one of switch board from the louvre, and filtration membrane one can prevent that the dust from entering into this internal of switch board, and gaseous passing through filtration membrane one that can be free does not hinder the switch board body from outwards dispelling the heat in the louvre.

The present invention may be further configured in a preferred embodiment as: the bottom of switch board body is provided with prevents that the dust from entering into this internal filtration membrane two of switch board from the ventilation hole.

Through adopting above-mentioned technical scheme, the bottom of switch board body is provided with and prevents that the dust from entering into this internal filtration membrane two of switch board from the ventilation hole, and filtration membrane two can prevent that the dust from entering into this internal of switch board, and gas can be free pass through filtration membrane two, does not hinder gas from entering into this internal of switch board from the ventilation hole.

The present invention may be further configured in a preferred embodiment as: the drying box is arranged at the bottom of the power distribution cabinet body, and a drying agent for absorbing moisture in the power distribution cabinet body is arranged in the drying box.

Through adopting above-mentioned technical scheme, the bottom of switch board body is provided with the drier that absorbs this internal moisture of switch board, prevents that the moisture in the gas from meetting the metal casing of switch board body and condensing into the drop of water, and on the drop of water dripped electronic components, lead to the fact electronic components's damage, the drier of bottom carries out the drying to the gas that lets in the ventilation hole in the switch board body, avoids the production of drop of water.

The present invention may be further configured in a preferred embodiment as: the cabinet door is provided with a sealing gasket, and the sealing gasket is used for sealing a gap between the power distribution cabinet body and the cabinet door body.

Through adopting above-mentioned technical scheme, be provided with sealed the pad on the cabinet door, sealed pad is used for the effect in sealed clearance between switch board body and the cabinet door, avoids the rainwater to enter into the switch board from between switch board body and the cabinet door, causes the damage of electronic components in the switch board.

To sum up, the utility model discloses following beneficial effect has:

1. the electronic components of the power distribution cabinet body generate heat when working, so that the temperature in the power distribution cabinet body rises, high-temperature gas in the power distribution cabinet body rises, gas exhausted from the heat dissipation holes can be dissipated through a gap between the power distribution cabinet body and the waterproof shed, the waterproof shed can prevent rainwater from entering the power distribution cabinet body from the heat dissipation holes, and the effect of protecting the electronic components in the power distribution cabinet body is achieved;

2. the top of the power distribution cabinet body is provided with a first filtering membrane, the first filtering membrane can prevent dust from entering the power distribution cabinet body, and gas can freely pass through the first filtering membrane and does not hinder the power distribution cabinet body from radiating outwards from the inside of the radiating hole;

3. the bottom of switch board body is provided with the drier that absorbs this internal moisture of switch board, and the drier of bottom carries out the drying to the gas that lets in the ventilation hole in the switch board body, avoids the moisture that contains in the gas to cause the influence to electronic components.

Drawings

Fig. 1 is a schematic structural diagram of a power distribution cabinet;

FIG. 2 is an exploded schematic view of a power distribution cabinet, showing primarily vents and louvers;

fig. 3 is an exploded schematic view of a power distribution cabinet, showing primarily the cabinet doors;

fig. 4 is an exploded schematic view of a power distribution cabinet, showing primarily the controller and heat sink;

fig. 5 is a schematic cross-sectional view of a power distribution cabinet;

fig. 6 is an enlarged schematic view of fig. 5A.

Reference numerals: 1. a power distribution cabinet body; 11. heat dissipation holes; 12. a vent hole; 13. an opening; 2. a cabinet door; 21. a gasket; 22. caulking grooves; 221. a lock hole; 23. an installation port; 3. supporting legs; 4. a waterproof shed; 5. a support pillar; 6. a fan; 7. a controller; 8. a temperature sensor; 9. drying the box; 91. a desiccant; 10. a hinge; 20. a handle; 30. a door lock; 40. a first filtering membrane; 50. a second filtering membrane; 60. a glass viewing window.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The utility model provides a power distribution cabinet, combine figure 1 and figure 2, including the switch board body 1 that is the cuboid form, one side opening 13 of switch board body 1 sets up, the even fixed mounting in bottom of switch board body 1 has four supporting legs 3 that support switch board body 1, it is provided with the cabinet door 2 of opening or closing opening 13 to rotate on the switch board body 1, the side of switch board body 1 is provided with hinge 10, hinge 10's both sides respectively with switch board body 1, cabinet door 2 fixed connection, cabinet door 2 opens or closes switch board body 1's opening 13 along hinge 10's rotation department.

With reference to fig. 2 and 3, a mounting opening 23 is formed in the cabinet door 2, a glass observation window 60 is fixedly mounted on the mounting opening 23, and the working condition of the electronic component in the power distribution cabinet is observed through the glass observation window 60, so that the electronic component with poor working performance is observed and judged first.

Combine fig. 3 and fig. 4, the one end that hinge 10 was kept away from to cabinet door 2 is rotated and is installed and be platelike handle 20, the caulking groove 22 of vertical state has been seted up on the cabinet door 2, handle 20 rotates with the top of caulking groove 22 and is connected, handle 20 during to caulking groove 22 internal rotation and with the contact of caulking groove 22, handle 20 is located caulking groove 22 completely, lockhole 221 has been seted up to the bottom of caulking groove 22, lockhole 221 internal fixation installs the lock 30 that is used for pinning cabinet door 2, when handle 20 turns over upwards, lock 30 can demonstrate out, through the key with lock 30 matched with, lock or unblock cabinet door 2, the orientation pulling handle 20 of keeping away from switch board body 1 behind the unblock, open cabinet door 2.

Combine figure 4, the one side that cabinet door 2 sealed opening 13 is fixed with sealed the pad 21, and sealed pad 21 is used for sealing up the clearance between cabinet door 2 and the switch board body 1, has improved the leakproofness between cabinet door 2 and the switch board body 1.

Combine fig. 5 and fig. 6, ventilation hole 12 has evenly been seted up to the bottom of switch board body 1, louvre 11 has evenly been seted up at the top of switch board body 1, under the natural state, the work of the inside electronic components of switch board body 1 produces the heat, make the gas in the switch board body 1 upwards flow, and discharge from louvre 11, the gas of switch board body 1 outside enters into switch board body 1 through ventilation hole 12 in, make the inside atmospheric pressure of switch board body 1 unanimous with the outside, cool down to the inside electronic components of switch board body 1.

Combine fig. 5 and fig. 6, the top of switch board body 1 is fixed with and prevents that the dust from entering into the filtration membrane 40 in the switch board body 1 from louvre 11, and filtration membrane 40 can prevent that the dust from entering into switch board body 1 in, and gas can be free pass through filtration membrane 40, do not hinder switch board body 1 from outwards dispelling the heat in the louvre 11.

With reference to fig. 5 and 6, the bottom of the power distribution cabinet body 1 is fixed with a second filtering membrane 50 for preventing dust from entering the power distribution cabinet body 1 from the vent hole 12, the second filtering membrane 50 can prevent dust from entering the power distribution cabinet body 1, and gas can freely pass through the second filtering membrane 50 without obstructing the gas from entering the power distribution cabinet body 1 from the vent hole 12.

With reference to fig. 5, a drying box 9 is fixedly installed at the bottom inside the power distribution cabinet body 1, a drying agent 91 is placed in the drying box 9, the drying box 9 prevents the drying agent 91 from directly contacting the power distribution cabinet body 1, so that the inside of the power distribution cabinet body 1 is dirty, the inside of the power distribution cabinet body 1 is troublesome to clean, the drying agent 91 dries the gas in the power distribution cabinet, and the gas with moisture is prevented from damaging electronic components in the power distribution cabinet body 1, so that the work of the power distribution cabinet body 1 is influenced;

preferably, the drying agent 91 is calcium chloride, which is a highly efficient adsorption material, and is converted into gel after absorbing moisture, and after completely absorbing moisture, the gel is not evaporated, so that the drying agent has good stability and obvious drying effect.

Combine fig. 5, the bottom center department fixed mounting of switch board body 1 has fan 6 towards 1 top of switch board body bloies, and fan 6 accelerates the gaseous velocity of flow of the inside of switch board body 1 for the inside and outside gaseous change of switch board body 1 for the heat that electronic components in the switch board body 1 produced flows to the outside of switch board body 1 along with gaseous quick, carries out cooling treatment to electronic components in the switch board body 1.

Combine fig. 5, switch board body 1's inside fixed mounting has controller 7 and temperature sensor 8, controller 7 is connected with temperature sensor 8 electricity, controller 7 is connected and controls fan 6's operation with fan 6 electricity, temperature sensor 8 is to the temperature real-time supervision in the switch board body 1, when reaching certain temperature, controller 7 receives temperature sensor 8's data, give-out instruction, control the fan 6 of being connected with controller 7 electricity and open, fan 6 cools down the processing to the electronic components in the switch board body 1, after the temperature that temperature sensor 8 measured reaches certain numerical value, controller 7 control fan 6 stall, prevent that fan 6 from lasting work and damaging.

Combine fig. 1 and fig. 2, the even fixed mounting in top of switch board body 1 has four support columns 5, the waterproof canopy 4 of top fixedly connected with of support column 5, waterproof canopy 4 is the quadrangular pyramid shape, the top of switch board body 1 is sheltered from completely to the bottom of waterproof canopy 4, be favorable to the rainwater along the conical surface landing, avoid waterproof canopy 4 to go up the water storage, under some wind and rain weather, the rainwater can not follow and enter into switch board body 1 between waterproof canopy 4 and the switch board body 1 in, protect the electronic components of switch board body 1.

The utility model discloses an implement the principle:

the electronic components work of switch board body 1 and send out the heat and make the temperature rise in the switch board body 1, the high-temperature gas in the switch board body 1 rises, exhaust gas can spill through the clearance between switch board body 1 and the waterproof canopy 4 in the louvre 11, waterproof canopy 4 can avoid the rainwater to enter into switch board body 1 from the louvre 11 in, the effect of protecting the electronic components in the switch board body 1 has been played, the rainwater can be along the conical surface landing of waterproof canopy 4 simultaneously, the drainage of being convenient for.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a switch board, includes switch board body (1), with switch board body (1) normal running fit's cabinet door (2), its characterized in that: louvre (11) have been seted up at the top of switch board body (1), the bottom of switch board body (1) is provided with ventilation hole (12), the top of switch board body (1) is provided with waterproof canopy (4) that are used for preventing the rainwater from entering into in switch board body (1) along louvre (11), the clearance sets up between waterproof canopy (4) and switch board body (1), the top of switch board body (1) is fixed with many support columns (5) that support waterproof canopy (4).

2. The electrical distribution cabinet according to claim 1, characterized in that: the waterproof shed (4) is of a conical structure, and the bottom of the waterproof shed (4) covers the top of the power distribution cabinet body (1).

3. The electrical distribution cabinet according to claim 2, characterized in that: the bottom of the power distribution cabinet body (1) is provided with a fan (6) used for dissipating heat in the power distribution cabinet body (1).

4. The electrical distribution cabinet according to claim 3, characterized in that: the power distribution cabinet is characterized in that a controller (7) and a temperature sensor (8) are arranged in the power distribution cabinet body (1), the controller (7) is electrically connected with the temperature sensor (8), and the controller (7) is electrically connected with the fan (6) and controls the operation of the fan (6).

5. The electrical distribution cabinet according to claim 1, characterized in that: the top of the power distribution cabinet body (1) is provided with a first filtering membrane (40) which prevents dust from entering the power distribution cabinet body (1) from the heat dissipation holes (11).

6. The electrical distribution cabinet according to claim 1, characterized in that: the bottom of switch board body (1) is provided with and prevents that the dust from entering into filter membrane two (50) in switch board body (1) from ventilation hole (12).

7. The electrical distribution cabinet according to claim 1, characterized in that: the bottom of switch board body (1) sets up dry box (9), be equipped with in dry box (9) and absorb drier (91) of moisture in switch board body (1).

8. The electrical distribution cabinet according to claim 1, characterized in that: the cabinet door is characterized in that a sealing gasket (21) is arranged on the cabinet door (2), and the sealing gasket (21) is used for sealing a gap between the power distribution cabinet body (1) and the cabinet door body (2).