CN109546538B - Condensation structure is prevented to switch board - Google Patents
Condensation structure is prevented to switch board Download PDFInfo
- Publication number
- CN109546538B CN109546538B CN201910037096.1A CN201910037096A CN109546538B CN 109546538 B CN109546538 B CN 109546538B CN 201910037096 A CN201910037096 A CN 201910037096A CN 109546538 B CN109546538 B CN 109546538B
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- air
- air inlet
- power distribution
- fixedly connected
- distribution cabinet
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Drying Of Gases (AREA)
Abstract
The invention provides an anti-condensation structure of a power distribution cabinet, which comprises a ground, a pit and the power distribution cabinet; the ground is transferred the opening and is provided with the pit, pit top fixedly connected with switch board, the inside fixedly connected with distributor of switch board, the inside top fixedly connected with exhaust duct of switch board, the nested draught fan that is provided with of exhaust duct opposite side. The wind tooth is horn-shaped, when the wind tooth rotates at a high speed, water on the wind tooth can move to one side of the first annular movable plate under the action of centrifugal force, the water outlet and the diversion trench are arranged in a through mode, and the diversion trench can conduct water after drying air to be discharged out of the water outlet, so that the device is higher in arrival rate when in use, and cannot be damaged due to water.
Description
Technical Field
The invention relates to the technical field, in particular to an anti-condensation structure of a power distribution cabinet.
Background
The power distribution cabinet is final-stage equipment of a power distribution system, the power distribution cabinet is a general name of a motor control center, the power distribution cabinet is used in occasions with dispersed loads and less loops, the motor control center is used in occasions with concentrated loads and more loops, the power distribution cabinet distributes electric energy of a certain circuit of the previous-stage power distribution equipment to nearby loads, and the equipment provides protection, monitoring and control for the loads;
traditional switch board is because inside generates heat, so will be to its inside heat dissipation that cools down, and because inside and outside difference in temperature is great, or air humidity is great, the switch board is inside can produce the condensation, especially places at outdoor switch board, and the switch board of condensation causes the short circuit easily and damages equipment, causes not little influence to equipment.
Based on the above-mentioned description to and combine the equipment discovery among the prior art, current device is only to filter the heating to the air, and is not high enough to the dehumidification degree of air, can't handle the water droplet that condenses simultaneously, easily leads to the device to take place to rust the damage, therefore this design is directed at above-mentioned problem, designs a rational in infrastructure, and the condensation structure is prevented to the switch board that the functionality is good, in order to improve the practicality.
Disclosure of Invention
The invention aims to provide a power distribution cabinet anti-condensation structure, which aims to solve the problems that the existing device is only used for filtering and heating air, the dehumidification degree of the air is not high enough, condensed water drops cannot be treated at the same time, and the device is easy to rust and damage.
The purpose and the effect of the anti-condensation structure of the power distribution cabinet are achieved by the following specific technical means:
a power distribution cabinet anti-condensation structure comprises a ground, a pit and a power distribution cabinet; a pit is arranged at the ground lowering opening, a power distribution cabinet is fixedly connected above the pit, a power distributor is fixedly connected inside the power distribution cabinet, an air suction pipeline is fixedly connected above the inside of the power distribution cabinet, and a draught fan is arranged on the other side of the air suction pipeline in a nested manner;
the pit is internally and fixedly connected with an air inlet pipeline, the other side of the air inlet pipeline extends to the outside of the pit, an air inlet is embedded into the air inlet pipeline, and a cover plate and a dehumidifying mechanism are embedded into the middle of the air inlet pipeline.
Furthermore, the inner side and the bottom of the cover plate are provided with openings respectively, and a diversion trench and a water outlet are arranged in a penetrating manner.
Further, dehumidification mechanism includes bellows, air intake, motor, cylindricality cover, wind tooth, first ring movable plate, second ring movable plate, heater, bellows the place ahead opening is provided with the air intake, the inside fixedly connected with heater of air intake, bellows one side fixedly connected with motor, bellows opposite side fixedly connected with cylindricality cover, cylindricality cover internal rotation is connected with wind tooth, wind tooth both sides are riveted respectively and are had first ring movable plate and second ring movable plate.
Further, the diameter of the first ring moving plate is larger than the diameter of the second ring moving plate by eight centimeters.
Furthermore, the first rotating plate extends to the diversion trench, and the second rotating plate is in transmission connection with the motor.
Furthermore, the wind tooth is the aluminum product wind tooth, and is flat strip, is annular distribution.
Further, closely laminate through the sealing strip between cover plate one side and the cylindricality cover, and closely laminate through the sealing strip between bellows opening and the intake stack.
Further, the air inlet and the air suction pipeline are opposite to the bottom and the top of the distributor.
Compared with the prior structure, the invention has the following beneficial effects:
1. the wind teeth are horn-shaped due to the fact that the diameter of the first circular moving plate is larger than eight centimeters of the diameter of the second circular moving plate, when the wind teeth rotate at a high speed, water on the wind teeth can move to one side of the first circular moving plate under the action of centrifugal force, the water outlet and the diversion trench are arranged in a through mode, and the diversion trench can conduct diversion on water after drying air and discharge the water outlet, so that the arrival rate of the device is higher when the device is used, and the device cannot be damaged due to the water;
2. the air teeth are aluminum material air teeth which are in flat strip shapes and are distributed annularly, and the aluminum material air teeth can cool the air in the cylindrical cover by utilizing the proportional relation between the heat conductivity coefficient and the heat dissipation speed of the aluminum material, and the air is liquefied by utilizing heat conduction to form small water drops which are distributed on the air teeth, so that the aim of dehumidifying and cooling the air is fulfilled;
3. through being equipped with the transmission between second ring movable plate and the motor and being connected, the wind tooth is rotated, can make the inside air of cylindricality cover and the abundant contact of wind tooth under the effect of centrifugal force, and is higher to the air dehumidification rate of arrival.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an exploded view of the dehumidification apparatus of the present invention;
FIG. 3 is a schematic view of the wind teeth structure of the present invention;
FIG. 4 is a schematic view of the construction of the cover plate of the present invention;
FIG. 5 is a schematic view of a cylindrical cap according to the present invention;
fig. 6 is a schematic diagram of the internal structure of the dehumidifying mechanism according to the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1-ground, 2-power distribution cabinet, 3-pit, 4-distributor, 5-dehumidification mechanism, 6-air draft pipeline, 301-air inlet pipeline, 302-air inlet, 3011-cover plate, 3012-diversion trench, 3013-water outlet, 501-air box, 502-air inlet, 503-motor, 504-cylindrical cover, 505-wind teeth, 5051-first circular movable plate, 5052-second circular movable plate, 5021-heat producer and 601-induced draft fan.
Detailed Description
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 6:
the invention provides a power distribution cabinet anti-condensation structure, which comprises a ground 1, a pit 3 and a power distribution cabinet 2; a pit 3 is arranged at a downward opening of the ground 1, a power distribution cabinet 2 is fixedly connected above the pit 3, a power distributor 4 is fixedly connected inside the power distribution cabinet 2, an air suction pipeline 6 is fixedly connected above the inside of the power distribution cabinet 2, and an induced draft fan 601 is arranged on the other side of the air suction pipeline 6 in a nested manner;
an air inlet pipeline 301 is fixedly connected inside the pit 3, the other side of the air inlet pipeline 301 extends to the outside of the pit 3, an air inlet 302 is embedded in the air inlet pipeline 301, and a cover plate 3011 and a dehumidifying mechanism 5 are embedded in the middle of the air inlet pipeline 301.
Wherein, the cover plate 3011 is provided with guiding gutter 3012 and delivery port 3013 in inboard and the bottom opening all, and delivery port 3013 and guiding gutter 3012 are the run-through setting, and guiding gutter 3012 can be to the moisture water diversion behind the dry air discharge delivery port 3013.
The dehumidifying mechanism 5 comprises a wind box 501, an air inlet 502, a motor 503, a cylindrical cover 504, wind teeth 505, a first annular movable plate 5051, a second annular movable plate 5052 and a heater 5021, the air inlet 502 is arranged at an opening in front of the wind box 501, the heater 5021 is fixedly connected inside the air inlet 502, the motor 503 is fixedly connected to one side of the wind box 501, the cylindrical cover 504 is fixedly connected to the other side of the wind box 501, the wind teeth 505 are rotatably connected inside the cylindrical cover 504, and the first annular movable plate 5051 and the second annular movable plate 5052 are respectively riveted to two sides of the wind teeth 505.
Wherein, as shown in figure 3: the diameter of the first annular moving plate 5051 is larger than eight centimeters of the diameter of the second annular moving plate 5052, the wind teeth 505 are arranged to be flared, and when the wind teeth 505 rotate at a high speed, water on the wind teeth 505 can move towards the first annular moving plate 5051 side under the centrifugal force, and then water drops are collected.
The first ring plate 5051 extends to the diversion trench 3012, and the second ring plate 5052 is in transmission connection with the motor 503.
Wherein, as shown in the attached figures 1-5: wind tooth 505 is aluminum product wind tooth 505, and is flat strip, be the annular distribution, because the coefficient of heat conductivity of aluminum product is great, utilize and be directly proportional relation between aluminum product coefficient of heat conductivity and the radiating rate, aluminum product wind tooth 505 can cool down the inside air of column cover 504, utilize heat-conduction to make the air liquefaction, form the water droplet and distribute on wind tooth 505, simultaneously because wind tooth 505 carries out the pivoted, can make the inside air of column cover 504 and wind tooth 505 abundant contact under the effect of centrifugal force.
Wherein, as shown in fig. 1: air intake 302 and exhaust duct 6 just are closely laminating through the sealing strip between cover plate 3011 one side and the cylindricality cover 504 at distributor 4 bottom and top, and closely laminating through the sealing strip between blast box 501 opening and the intake stack 301, and dry air can be because draught fan 601 produces the negative pressure, and enters into switch board 2 from air intake 302, cools down distributor 4, discharges through exhaust duct 6 at last.
The specific use mode and function of the embodiment are as follows:
in the invention, firstly, the functional integrity of the device is ensured, then, the induced draft fan 601 generates negative pressure to enable air to enter the air inlet pipeline 301, the heater 5021 heats the air firstly, then, the wind teeth 505 rotate under the drive of the motor 503 to enable the air inside the cylindrical cover 504 to be in full contact with the wind teeth 505 under the action of centrifugal force, meanwhile, the wind teeth 505 are aluminum wind teeth 505 which are in flat strip shape and are distributed annularly, because the aluminum has larger heat conductivity coefficient, the aluminum material wind teeth 505 with lower temperature can cool the air inside the cylindrical cover 504 by utilizing the direct proportion relation between the aluminum material heat conductivity coefficient and the heat dissipation speed, the air is liquefied by utilizing heat conduction to form small water drops which are distributed on the wind teeth 505, further, the temperature of the air partially entering the air inlet 302 is lower, and the air does not contain small water drops, meanwhile, the diameter of the first annular moving plate 5051 is larger than eight centimeters of the diameter of the second annular moving plate 5052, the wind teeth 505 are in a horn shape due to the arrangement, when the wind teeth 505 rotate at a high speed, water on the wind teeth 505 can move towards one side of the first annular moving plate 5051 due to centrifugal force, the water outlet 3013 and the diversion trench 3012 are arranged in a penetrating mode, the diversion trench 3012 can conduct water diversion after drying air to be discharged out of the water outlet 3013, finally, the drying air can enter the power distribution cabinet 2 from the air inlet 302 due to the fact that the draught fan 601 generates negative pressure, the temperature of the power distribution cabinet 4 is reduced, and the air is discharged out through the air suction pipeline 6.
In summary, although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the technical solutions described in the foregoing embodiments or equivalent substitutions for some technical features, and any modifications, equivalents, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (3)
1. The utility model provides a switch board prevents condensation structure which characterized in that: the power distribution cabinet condensation-preventing structure comprises a ground (1), a pit (3) and a power distribution cabinet (2); a pit (3) is arranged at a downward opening of the ground (1), a power distribution cabinet (2) is fixedly connected above the pit (3), a power distributor (4) is fixedly connected inside the power distribution cabinet (2), an air suction pipeline (6) is fixedly connected above the inside of the power distribution cabinet (2), and a draught fan (601) is arranged on the other side of the air suction pipeline (6) in a nested manner;
the pit (3) is fixedly connected with an air inlet pipeline (301), the other side of the air inlet pipeline (301) extends to the outside of the pit (3), an air inlet (302) is embedded in the air inlet pipeline (301), a cover plate (3011) and a dehumidifying mechanism (5) are embedded in the middle of the air inlet pipeline (301), the dehumidifying mechanism (5) comprises an air box (501), an air inlet (502), a motor (503), a cylindrical cover (504), air teeth (505), a first annular moving plate (5051), a second annular moving plate (5052) and a heater (5021), an air inlet (502) is formed in an opening in front of the air box (501), the heater (5021) is fixedly connected in the air inlet (502), the motor (503) is fixedly connected to one side of the air box (501), the cylindrical cover (504) is fixedly connected to the other side of the air box (501), the air teeth (505) are rotatably connected in the cylindrical cover (504), the wind teeth (505) are riveted with a first annular moving plate (5051) and a second annular moving plate (5052) on two sides respectively, openings are formed in the inner side and the bottom of the cover plate (3011) respectively and are provided with a flow guide groove (3012) and a water outlet (3013), the water outlet (3013) and the flow guide groove (3012) are arranged in a penetrating mode, the diameter of the first annular moving plate (5051) is larger than the diameter of the second annular moving plate (5052) by eight centimeters, the first annular moving plate (5051) extends to the flow guide groove (3012) all the way, the second annular moving plate (5052) is in transmission connection with the motor (503), and the wind teeth (505) are aluminum wind teeth (505) and are in a flat strip shape and are distributed annularly.
2. The anti-condensation structure of the power distribution cabinet according to claim 1, characterized in that: one side of the cover plate (3011) is tightly attached to the cylindrical cover (504) through a sealing strip, and the opening of the air box (501) is tightly attached to the air inlet pipeline (301) through the sealing strip.
3. The anti-condensation structure of the power distribution cabinet according to claim 1, characterized in that: the air inlet (302) and the air suction pipeline (6) are opposite to the bottom and the top of the distributor (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910037096.1A CN109546538B (en) | 2019-01-15 | 2019-01-15 | Condensation structure is prevented to switch board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910037096.1A CN109546538B (en) | 2019-01-15 | 2019-01-15 | Condensation structure is prevented to switch board |
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| Publication Number | Publication Date |
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| CN109546538A CN109546538A (en) | 2019-03-29 |
| CN109546538B true CN109546538B (en) | 2020-11-03 |
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| CN201910037096.1A Active CN109546538B (en) | 2019-01-15 | 2019-01-15 | Condensation structure is prevented to switch board |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111628436B (en) * | 2020-07-28 | 2020-11-27 | 罗茜 | Temperature measuring device for high-voltage switch cabinet |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104324588A (en) * | 2014-10-20 | 2015-02-04 | 国家电网公司 | 35kV switch cabinet dehumidifying device based on adsorption rotary-wheel dehumidification |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202103317U (en) * | 2011-04-29 | 2012-01-04 | 安徽泰昂电力技术有限公司 | Intelligent dehumidifying condensation proof device |
| CN103208743B (en) * | 2013-03-15 | 2016-05-04 | 国网山东省电力公司淄博供电公司 | Unpowered power transmission and transforming equipment ventilation, noise reduction, cool-down method and device |
| CN203690786U (en) * | 2013-12-14 | 2014-07-02 | 哈尔滨九洲电气股份有限公司 | Internal dehumidifying system of 35 kV metal-enclosed high-voltage switch cabinet |
| CN204615211U (en) * | 2015-05-09 | 2015-09-02 | 武汉华开电器有限公司 | A kind of low-voltage distribution cabinet |
| CN205407050U (en) * | 2016-03-13 | 2016-07-27 | 安徽华希电力科技有限公司 | Enclosed switch cabinet intelligence dehydrating unit |
| CN108418128B (en) * | 2018-04-11 | 2019-07-05 | 青岛豪源电气有限公司 | A kind of electric distribution cabinet |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104324588A (en) * | 2014-10-20 | 2015-02-04 | 国家电网公司 | 35kV switch cabinet dehumidifying device based on adsorption rotary-wheel dehumidification |
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| CN109546538A (en) | 2019-03-29 |
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| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Yan Jiangteng Inventor after: Chen Shaomin Inventor after: Kuang Yiyun Inventor after: Zheng Anjing Inventor before: Zheng Anjing |
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| CB03 | Change of inventor or designer information | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20201015 Address after: 511500 No. 2, Qingyuan Economic Development Experimental Area, Guangdong, China Applicant after: QINGYUAN ELECTRIC POWER PLANNING AND DESIGN INSTITUTE Co.,Ltd. Applicant after: QINGYUAN ELECTRIC POWER SUPPLY BUREAU, GUANGDONG POWER GRID Corp. Address before: 324111 No. 24 Xinggong Road, Jiangdong District, Jiangshan Economic Development Zone, Quzhou City, Zhejiang Province Applicant before: ZHEJIANG JIANGSHAN BOAO ELECTRICAL Co.,Ltd. |
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