CN108988175B - Dehumidification ventilation type electric power distribution cabinet - Google Patents

Dehumidification ventilation type electric power distribution cabinet Download PDF

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Publication number
CN108988175B
CN108988175B CN201810846500.5A CN201810846500A CN108988175B CN 108988175 B CN108988175 B CN 108988175B CN 201810846500 A CN201810846500 A CN 201810846500A CN 108988175 B CN108988175 B CN 108988175B
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CN
China
Prior art keywords
cabinet body
cabinet
chain wheel
solar panel
dehumidification
Prior art date
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Active
Application number
CN201810846500.5A
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Chinese (zh)
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CN108988175A (en
Inventor
王文洁
喻权
郑健
孙茂
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guizhou Changzheng transmission and Distribution Electric Co.,Ltd.
Original Assignee
ZUNYI CHANGZHENG POWER TRANSMISSION AND DISTRIBUTION EQUIPMENT CO Ltd
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Priority to CN201810846500.5A priority Critical patent/CN108988175B/en
Publication of CN108988175A publication Critical patent/CN108988175A/en
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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/56Cooling; Ventilation
    • H02B1/565Cooling; Ventilation for cabinets
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/28Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/30Cabinet-type casings; Parts thereof or accessories therefor
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/34Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
    • H02J7/35Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Drying Of Gases (AREA)

Abstract

The invention discloses a dehumidification ventilation type electric power distribution cabinet, which relates to the field of electric equipment and comprises a base, wherein a cabinet body is rotatably connected to the base, and a wind vane is fixedly connected to the top of the cabinet body; the solar energy water heater comprises a cabinet body, a first chain wheel, a second chain wheel, a solar panel, a first air inlet, a second air inlet, a first air outlet, a second air inlet; a second chain wheel is rotationally connected in the cabinet body and is in transmission connection with the first chain wheel, and fan blades are fixedly connected to the second chain wheel; the oral area has been seted up at cabinet body top, and the internal backup pad that is equipped with of cabinet is equipped with the slide bar in the backup pad, and the one end of slide bar passes the oral area and stretches out outside the cabinet, and the slide bar stretches out the outer one end of cabinet and solar panel rigid coupling. The invention solves the problem that electronic elements in an outdoor power distribution cabinet are easy to damage in a humid environment, and mainly provides a dehumidification ventilation type electric power distribution cabinet capable of introducing natural wind.

Description

Dehumidification ventilation type electric power distribution cabinet
Technical Field
The invention relates to the field of electrical equipment, in particular to a dehumidification ventilation type electrical power distribution cabinet.
Background
The distribution cabinet can also be called a distribution box, which is a cabinet body that integrates electrical components for the distribution of electrical energy in a popular sense. The switch board mainly has the effect in two respects: firstly, carry out distribution and control to consumer, secondly when overload, short circuit and electric leakage appear in the circuit, provide power-off protection, when the circuit breaks down, do benefit to the control fault scope and also make things convenient for to find out the fault point fast in time and get rid of, need not have a large tracts of land power failure. In addition, various protective equipment such as a fuse (fuse) for preventing short circuit and an air switch for preventing overload can be conveniently placed in the power distribution cabinet, and the power distribution cabinet can protect circuits and electric equipment. That is to say, the objects are collected together, so that the maintenance and the inspection are convenient. The power distribution cabinet is generally more commonly found in factory buildings and workshops of enterprises, such as lighting distribution boxes and power distribution boxes.
Because various reasons such as weather, can contain more steam in the outdoor electrical power distribution cabinet, humidity is great, if the long-term humidity is great in the outdoor electrical power distribution cabinet, can seriously influence the operation of electronic component in the outdoor electrical power distribution cabinet, shortens its life, consequently needs to carry out dehumidification to outdoor electrical power distribution cabinet.
Disclosure of Invention
The invention aims to provide a dehumidification ventilation type electric power distribution cabinet to solve the problem that electronic elements in an outdoor power distribution cabinet are easily damaged in a humid environment.
In order to solve the technical problems, the basic scheme provided by the invention is as follows:
a dehumidification ventilation type electric power distribution cabinet comprises a base, wherein a cabinet body is rotatably connected to the base, and a wind vane is fixedly connected to the top of the cabinet body; the cabinet body is provided with vent holes on two opposite side walls, a drying and filtering layer is arranged in the vent holes, and the direction indicated by the wind vane is parallel to a straight line formed by the connection of the vent holes on the two side walls;
the top wall of the cabinet body is provided with a groove and a cylindrical strip-shaped groove, the groove is communicated with the strip-shaped groove, a rotating shaft is rotatably connected in the strip-shaped groove, part of the peripheral surface of the rotating shaft extends into the groove, one end of the rotating shaft is fixedly connected with a first chain wheel, the peripheral surface of the rotating shaft extending into the groove is fixedly connected with an inclined solar panel, a storage battery is arranged in the cabinet body, and the solar panel is electrically connected with the storage battery;
a supporting shaft is arranged in the cabinet body and is vertical to the direction indicated by the wind vane, a second chain wheel is rotatably connected to the supporting shaft and is in transmission connection with the first chain wheel, fan blades are fixedly connected to the second chain wheel, and the fan blades are opposite to the ventilation holes;
the oral area has been seted up at cabinet body top, and the internal backup pad that is equipped with of cabinet is equipped with the slide bar in the backup pad, and the one end of slide bar passes the oral area and stretches out outside the cabinet, and the slide bar stretches out the external one end of cabinet and is articulated with solar panel, and the slide bar is located to be equipped with the elastic component between cabinet internal one end and the backup pad.
The working principle of the basic scheme is as follows:
because vane and cabinet body rigid coupling, the cabinet body rotates to be connected on the base, under the weather of blowing strong wind, the cabinet body can rotate along with vane's rotation, and the direction that vane instructed is connected the straight line parallel that forms with the ventilation hole on two lateral walls, so vane must drive the cabinet body and rotate to ventilation hole and wind direction just right, external wind this moment can get into the internal portion of cabinet through the ventilation hole, thereby realize the ventilation to the internal portion of cabinet, the setting of ventilation hole internal drying filter layer can enough dehumidify external wind, can block the dust in the external world again and get into the internal portion of cabinet, because the ventilation hole sets up on two relative lateral walls, so under the circulation effect of air current, the moisture in the internal dry wind energy of entering cabinet can take away the internal air of cabinet, thereby realize the dehumidification to electric power distribution cabinet.
When external wind enters the cabinet body through the vent holes, the wind blows the fan blades opposite to the vent holes to rotate, the fan blades drive the second chain wheel to rotate, the second chain wheel drives the first chain wheel to rotate, the second chain wheel indirectly drives the rotating shaft to rotate due to the fact that the first chain wheel is fixedly connected with the rotating shaft, and the rotating shaft drives the solar panel to rotate, so that the solar panel which is obliquely arranged at ordinary times can gradually move downwards to be close to the top wall of the cabinet body; in-process that moves down gradually at solar panel, solar panel can promote the slide bar that supports the setting of solar panel slope to move down, elastic component between slide bar and the backup pad plays the cushioning effect that moves down solar panel, avoid under the strong wind weather solar panel empty in the twinkling of an eye to laminate with cabinet body roof and be broken, when the pivot drives solar panel and hugs closely the inner wall of cabinet body top recess, solar panel can not continue downstream this moment again, blow the continuous pivoted in-process of second sprocket at the strong wind, the elastic component is in compression state always, also be exactly that solar panel is in the state of hugging closely cabinet body top recess inner wall always, reduce solar panel's the area that receives the wind, avoid solar panel slope to set up and blown away or scrape by the strong wind.
The basic scheme has the beneficial effects that:
1. the wind is used as power to blow the direction indicator to rotate so as to drive the cabinet body to rotate, so that the vent holes in the side walls of the cabinet body can change along with the change of the wind direction, the vent holes are always kept opposite to the wind direction, the wind which passes through the vent hole drying filter layer is blown to the interior of the cabinet body, and in addition, the vent holes in the two side walls are oppositely arranged, the moisture in the air in the cabinet body can be taken away by the convection of the air flow, so that the interior of the cabinet body is; and natural wind is utilized to dehumidify the interior of the cabinet body, and compared with wind driven by a power source, energy consumption is saved.
2. Utilize the solar panel who sets up at cabinet body top to turn into the electric energy storage with light energy in the battery, come to supply power for the inside electronic component of electric power distribution cabinet through the battery, further saved the consumption of the energy.
3. Compared with the solar panel which is obliquely or vertically arranged on the existing power distribution cabinet, the solar panel is driven to rotate by taking wind as power in windy weather, and the first chain wheel and the second chain wheel are matched, so that the solar panel can be converted into a state of being attached to the top wall of the cabinet body from an oblique state, the stress area of the solar panel is reduced, and the solar panel is protected.
4. When the sliding rod which has a supporting function on the solar panel moves downwards under the pushing of the solar panel, the elastic part between the sliding rod and the supporting plate has a buffering function on the downward movement process of the solar panel, so that the solar panel is prevented from being damaged due to instant falling; and under the condition that solar panel has already laminated the cabinet body roof and can not move down, pivoted fan can also drive solar panel and have the trend that continues to move down, and the elastic component can avoid the slide bar direct contact backup pad to crash at this moment.
Furthermore, a vertical plate is arranged in the middle of the supporting plate, the elastic piece is positioned between the sliding rod and the vertical plate, electromagnets are arranged on two sides of the vertical plate, a button switch is arranged on the vertical plate and electrically connected with the electromagnets, the button switch is used for controlling the on-off of the electromagnets, and the sliding rod can be in contact with the button switch in the downward moving process; the utility model discloses a cabinet, including the cabinet body, the cabinet body is equipped with the vertical board, the lateral wall of the cabinet body is last to have seted up the bar hole, the bar hole is located the top in ventilation hole, and the equal sliding connection in both sides of backup pad has one end accessible bar hole to stretch out the outer dash board of cabinet, and two dash boards all are equipped with magnet near the one end of vertical board, and the electro-magnet is the same with the polarity of magnet when circular telegram, is equipped with the elasticity piece that resets between.
When the sliding rod is pushed by the solar panel to move downwards, the bottom of the pushing rod gradually moves downwards until the sliding rod is contacted with the button switch and presses the button switch, at the moment, the electromagnet is electrified, because the electromagnet has the same polarity as the magnet when being electrified, the electromagnet is arranged at the two sides of the vertical plate, the magnet is arranged at one end of each rain shielding plate close to the vertical plate, so that under the action of repulsive force between the electromagnet and the magnet, the rain shielding plate connected with the support plate in a sliding way is pushed to slide towards the outside of the cabinet body, because the strip-shaped hole is positioned above the ventilation hole, the rain shielding plate extends out of the cabinet body through the strip-shaped hole, the flashing is also located above the ventilation holes and, when there is also a concomitant rain in windy weather, under the shielding effect of the rain shielding plate, rainwater cannot enter the cabinet body from the ventilation hole right opposite to wind, so that the rainwater is prevented from entering the cabinet body and damaging electronic elements inside the cabinet body.
Furthermore, a filter screen frame is arranged on the side wall of the cabinet body, which is not provided with the ventilation holes, a fan is fixedly connected with the filter screen frame through a support, an air inlet hole is formed in the position, located on the side wall of the cabinet body, of the filter screen frame, and the fan is electrically connected with the storage battery.
The battery supplies power for the fan, and the fan blows into the internal portion of cabinet with wind through the fresh air inlet to the realization is to the ventilation of the cabinet body, and the filter screen frame plays the filtering action to external dust impurity, avoids external dust to be inhaled the cabinet internal.
Furthermore, a drying agent is arranged in the air inlet hole.
The air generated by the fan enters the cabinet body after being dehumidified by the drying agent at the air inlet, so that the introduction of moist air into the cabinet body is avoided.
Furthermore, a sealing gasket is arranged on the circumferential surface of the rotating shaft.
Adopt above-mentioned structure, when raining, can avoid the rainwater to get into the cabinet internally through the gap between pivot and bar groove and the recess.
Further, a switch electrically connected with the fan is further arranged on the vertical plate and used for starting and closing the fan, and the sliding rod can be in contact with the switch in the downward moving process.
When the sliding rod moves downwards and contacts the switch, the fan is turned off, and at the moment, the cabinet body is only required to be ventilated and dehumidified by utilizing natural wind, so that the consumption of electric energy is further saved.
Drawings
FIG. 1 is a partial main sectional view of an embodiment of a dehumidification ventilation electrical distribution cabinet of the present invention;
FIG. 2 is an enlarged schematic view at A in FIG. 1;
fig. 3 is a partial left sectional view of a dehumidification ventilation type electrical distribution cabinet according to an embodiment of the present invention.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: base 1, cabinet body 2, wind vane 3, ventilation hole 4, recess 5, bar groove 6, pivot 7, first sprocket 8, solar panel 9, back shaft 10, second sprocket 11, flabellum 12, oral area 13, backup pad 14, slide bar 15, elastic component 16, vertical board 17, electro-magnet 18, button switch 19, bar hole 20, dash board 21, elasticity reset 22, filter screen frame 23, fan 24, fresh air inlet 25, switch 26.
As shown in fig. 1, the dehumidification ventilation type electric power distribution cabinet comprises a base 1, wherein a cabinet body 2 is rotatably connected to the base 1, and a wind vane 3 is welded at the top of the cabinet body 2; the inside cavity that supplies electronic component to place of having seted up of the cabinet body 2, seted up on the relative lateral wall about on the cabinet body 2 ventilation hole 4, each ventilation hole 4 one-to-one of two lateral walls, be equipped with dry filtering layer (not shown in the figure) in the ventilation hole 4, dry filtering layer can include the active carbon that the hydroscopicity is stronger, and the direction that the wind vane 3 instructed is parallel with the straight line that the formation was connected in ventilation hole 4 on two lateral walls.
As shown in fig. 1, a groove 5 and a cylindrical strip-shaped groove 6 are formed in the top wall of the cabinet body 2, the strip-shaped groove 6 is located on the left side of the cabinet body 2, the groove 5 is communicated with the strip-shaped groove 6, the groove 5 is used for keeping a solar panel 9 flat, a rotating shaft 7 is rotatably connected in the strip-shaped groove 6, a sealing gasket is arranged on the circumferential surface of the rotating shaft 7, part of the circumferential surface of the rotating shaft 7 extends into the groove 5, a first chain wheel 8 is welded at one end of the rotating shaft 7, an inclined solar panel 9 is welded on the circumferential surface of the rotating shaft 7 extending into the groove 5, a;
as shown in fig. 1, a supporting shaft 10 is arranged in a cabinet body 2, the supporting shaft 10 is perpendicular to the direction indicated by a wind vane 3, a second chain wheel 11 is rotatably connected to the supporting shaft 10, the second chain wheel 11 is in transmission connection with a first chain wheel 8, specifically, the second chain wheel is in transmission connection with a chain, fan blades 12 are welded on the second chain wheel 11, the fan blades 12 on the upper portion of the second chain wheel 11 are right opposite to a ventilation hole 4, the second chain wheel 11 is located on the left side of the interior of the cabinet body 2, and one end of the wind vane 3, which generates large resistance to air flow, is located on the right side of the cabinet body 2, so that the ventilation hole 4;
as shown in fig. 1, a mouth 13 is formed at the top of the cabinet 2, a support plate 14 is arranged in the cabinet 2, a vertical plate 17 is arranged in the middle of the support plate 14, a sliding rod 15 is arranged on the support plate 14, one end of the sliding rod 15 penetrates through the mouth 13 and extends out of the cabinet 2, one end of the sliding rod 15 extending out of the cabinet 2 is hinged to the solar panel 9, an elastic member 16 is arranged between one end of the sliding rod 15 located in the cabinet 2 and the vertical plate 17, and the elastic member 16 can be a spring in this embodiment;
as shown in fig. 1 and 2, electromagnets 18 are arranged on the left side and the right side of the vertical plate 17, a button switch 19 electrically connected with the electromagnets 18 is arranged on the right side of the upper portion of the vertical plate 17, a switch 26 electrically connected with a fan 24 is arranged on the left side of the upper portion of the vertical plate 17, the button switch 19 is used for controlling the on-off of the electromagnets 18, the switch 26 is used for starting and closing the fan 24, and the sliding rod 15 can be in contact with the button switch 19 and the switch 26 during the downward movement; as shown in fig. 1, the side walls of the left side and the right side of the cabinet body 2 are respectively provided with a strip-shaped hole 20, the strip-shaped holes 20 are positioned above the ventilation holes 4, two sides of the supporting plate 14 are respectively connected with a rain shielding plate 21, one end of each rain shielding plate 21 can extend out of the cabinet body 2 through the strip-shaped holes 20 in a sliding manner, one end of each rain shielding plate 21, which is close to the vertical plate 17, is provided with a magnet, the electromagnet 18 is powered on and has the same polarity as the magnet, and an elastic reset piece 22 is arranged;
as shown in fig. 3, a filter frame 23 is arranged on the side wall of the cabinet body 2 without the vent holes 4, a fan 24 is welded in the filter frame 23 through a support, an air inlet 25 is arranged on the side wall of the cabinet body 2 at the position of the filter frame 23, a drying agent is arranged in the air inlet 25, and the fan 24 is electrically connected with a storage battery.
The specific operating principle and the beneficial effect of this dehumidification ventilation type electric power distribution cabinet do:
first, ventilation and dehumidification
Because the wind vane 3 is fixedly connected with the cabinet body 2, the cabinet body 2 is rotatably connected to the base 1, in the weather of blowing strong wind, the cabinet body 2 can rotate along with the rotation of the wind vane 3, the direction indicated by the wind vane 3 is parallel to a straight line formed by connecting the vent holes 4 on the two side walls, and one end of the wind vane 3, which generates large resistance to the air flow, is positioned on the right side of the cabinet body 2, so that the wind vane 3 can drive the cabinet body 2 to rotate until the vent hole 4 on the left side is opposite to the wind direction, namely, the wind entering from the vent hole 4 on the left side of the cabinet body 2 is always used as the driving force for the rotation of the second; outside wind can get into the cabinet body 2 inside through ventilation hole 4 this moment, thereby realize the ventilation to the cabinet body 2 inside, the setting of the interior dry filtering layer of ventilation hole 4 can enough dehumidify the wind of outside, can block again that the dust in the outside gets into the cabinet body 2 inside, because ventilation hole 4 sets up on two relative lateral walls, so under the circulation effect of air current, the moisture in the air in the cabinet body 2 can be taken away to the dry wind energy that gets into the cabinet body 2, thereby the realization is to the dehumidification of electric power distribution cabinet.
Wind-proof solar panel
Utilize the solar panel 9 that sets up at 2 tops of the cabinet body to turn into the electric energy storage with light energy in the battery, come to supply power for the inside electronic component of electric power distribution cabinet through the battery, saved the consumption of the energy.
When outside air enters the cabinet body 2 through the vent hole 4, the air blows the fan blades 12 opposite to the vent hole 4 to rotate, the fan blades 12 drive the second chain wheel 11 to rotate, the second chain wheel 11 drives the first chain wheel 8 to rotate, the first chain wheel 8 drives the rotating shaft 7 to rotate, and the rotating shaft 7 drives the solar panel 9 to rotate, so that the solar panel 9 which is obliquely arranged at ordinary times can gradually move downwards to be close to the top wall of the cabinet body 2; in the process that the solar panel 9 gradually moves downwards, the solar panel 9 can push the sliding rod 15 for supporting the solar panel 9 to move downwards, the elastic part 16 between the sliding rod 15 and the supporting plate 14 plays a role in buffering the downward movement of the solar panel 9, so that the solar panel 9 is prevented from being instantly toppled to be attached to the top wall of the cabinet body 2 and being broken in a hurricane weather, when the rotating shaft 7 drives the solar panel 9 to be clung to the inner wall of the groove 5 at the top of the cabinet body 2, the solar panel 9 can not continuously move downwards at the moment, in the process that the second chain wheel 11 is blown by the hurricane wind to continuously rotate, the rotating fan 24 can drive the solar panel 9 to continuously move downwards, at the moment, the elastic part 16 can prevent the sliding rod 15 from being directly contacted with the vertical plate 17 to be broken, the elastic part 16 is always in a compressed state, namely, the solar panel 9 is always, the solar panel 9 is prevented from being blown away or scraped by strong wind in an inclined manner.
Thirdly, the power distribution cabinet is shielded from rain
The sliding rod 15 is pushed by the solar panel 9 to move downwards, the bottom of the pushing rod gradually moves downwards until the pushing rod contacts with the button switch 19 and presses the button switch 19, at the moment, the electromagnet 18 is electrified, because the electromagnet 18 is electrified and has the same polarity with the magnet, the electromagnet 18 is arranged at two sides of the vertical plate 17, and one end of each of the two rain shielding plates 21 close to the vertical plate 17 is provided with the magnet, so under the action of repulsive force between the electromagnet 18 and the magnet, the rain shielding plate 21 in sliding connection with the supporting plate 14 is pushed to slide towards the outside of the cabinet body 2, because the strip-shaped hole 20 is arranged above the ventilation hole 4, the rain shielding plate 21 extends out of the cabinet body 2 through the strip-shaped hole 20, the rain shielding plate 21 is also arranged above the ventilation hole 4, when rain is accompanied by strong weather, under the shielding effect of the rain shielding plate 21, rain water cannot enter the cabinet body 2 from the ventilation hole 4 opposite to, thereby avoiding the rainwater from entering the cabinet body 2 to damage the electronic elements inside the cabinet body 2.
Saving energy consumption
In windless and sunny weather, the solar panel 9 converts light energy into electric energy to be stored in the storage battery, the storage battery supplies power to the fan 24, air generated by the fan 24 enters the cabinet body 2 after being dehumidified by the drying agent at the air inlet 25, the drying agent is arranged to prevent the outside from introducing humid air into the cabinet body 2, accordingly, ventilation and dehumidification of the cabinet body 2 are achieved, the filter screen frame 23 has a filtering effect on external dust and impurities, and the external dust is prevented from being sucked into the cabinet body 2.
In the windy weather, the solar panel 9 moves down gradually towards the cabinet body 2, and when the sliding rod 15 contacts the switch 26, the fan 24 is turned off, and at the moment, only natural wind is needed to ventilate and dehumidify the cabinet body 2, so that the consumption of electric energy is further saved.
The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims (6)

1. The utility model provides an electric switch board of dehumidification ventilation formula which characterized in that: the wind vane switch comprises a base, wherein a cabinet body is rotatably connected to the base, and a wind vane is fixedly connected to the top of the cabinet body; the cabinet body is provided with vent holes on two opposite side walls, a drying and filtering layer is arranged in the vent holes, and the direction indicated by the wind vane is parallel to a straight line formed by the connection of the vent holes on the two side walls; the top wall of the cabinet body is provided with a groove and a cylindrical strip-shaped groove, the groove is communicated with the strip-shaped groove, a rotating shaft is rotatably connected in the strip-shaped groove, part of the peripheral surface of the rotating shaft extends into the groove, one end of the rotating shaft is fixedly connected with a first chain wheel, the peripheral surface of the rotating shaft extending into the groove is fixedly connected with an inclined solar panel, a storage battery is arranged in the cabinet body, and the solar panel is electrically connected with the storage battery; a supporting shaft is arranged in the cabinet body and is vertical to the direction indicated by the wind vane, a second chain wheel is rotatably connected to the supporting shaft and is in transmission connection with the first chain wheel, fan blades are fixedly connected to the second chain wheel, and the fan blades are opposite to the ventilation holes; the oral area has been seted up at cabinet body top, and the internal backup pad that is equipped with of cabinet is equipped with the slide bar in the backup pad, and the one end of slide bar passes the oral area and stretches out outside the cabinet, and the slide bar stretches out the external one end of cabinet and is articulated with solar panel, and the slide bar is located to be equipped with the elastic component between cabinet internal one end and the backup pad.
2. Dehumidification ventilated electrical distribution cabinet according to claim 1, characterized in that: the middle position of the supporting plate is provided with a vertical plate, the elastic piece is positioned between the sliding rod and the vertical plate, two sides of the vertical plate are provided with electromagnets, the vertical plate is provided with a button switch, the electromagnets are electrically connected with the button switch, the button switch is used for controlling the on-off of the electromagnets, and the sliding rod can be contacted with the button switch in the downward moving process; the utility model discloses a cabinet, including the cabinet body, the cabinet body is equipped with the vertical board, the lateral wall of the cabinet body is last to have seted up the bar hole, the bar hole is located the top in ventilation hole, and the equal sliding connection in both sides of backup pad has one end accessible bar hole to stretch out the outer dash board of cabinet, and two dash boards all are equipped with magnet near the one end of vertical board, and the electro-magnet is the same with the polarity of magnet when circular telegram, is equipped with the elasticity piece that resets between.
3. Dehumidification ventilated electrical distribution cabinet according to claim 2, characterized in that: the cabinet is characterized in that a filter screen frame is arranged on the side wall, which is not provided with the ventilation holes, outside the cabinet body, a fan is fixedly connected in the filter screen frame through a support, an air inlet hole is formed in the position, which is located on the filter screen frame, on the side wall of the cabinet body, and the fan is electrically connected with the storage battery.
4. Dehumidification ventilated electrical distribution cabinet according to claim 3, characterized in that: and a drying agent is arranged in the air inlet hole.
5. Dehumidification ventilated electrical distribution cabinet according to claim 1, characterized in that: and a sealing gasket is arranged on the circumferential surface of the rotating shaft.
6. Dehumidification ventilated electrical distribution cabinet according to claim 3, characterized in that: and a switch electrically connected with the fan is further arranged on the vertical plate and used for starting and closing the fan, and the sliding rod can be contacted with the switch in the downward moving process.
CN201810846500.5A 2018-07-27 2018-07-27 Dehumidification ventilation type electric power distribution cabinet Active CN108988175B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810846500.5A CN108988175B (en) 2018-07-27 2018-07-27 Dehumidification ventilation type electric power distribution cabinet

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Application Number Priority Date Filing Date Title
CN201810846500.5A CN108988175B (en) 2018-07-27 2018-07-27 Dehumidification ventilation type electric power distribution cabinet

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CN108988175A CN108988175A (en) 2018-12-11
CN108988175B true CN108988175B (en) 2019-12-31

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Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111293613B (en) * 2020-03-19 2021-06-04 南京博普电气成套有限公司 Hybrid power heat dissipation device for outdoor power distribution cabinet based on centrifugal force principle
CN112134187B (en) * 2020-09-29 2021-07-06 三河市红富创世科技有限公司 Energy-saving environment-friendly power distribution cabinet ventilation device utilizing wind energy
CN117039643B (en) * 2023-10-07 2023-12-15 江苏德纪特电气有限公司 Intelligent dehumidification system for high-voltage switch cabinet

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