CN111817147B - Outdoor rainproof type electric power cabinet - Google Patents

Abstract

The invention discloses an outdoor rainproof type electric power cabinet which comprises a cabinet body, wherein a plurality of cylindrical holes are formed in the side wall of the cabinet body, an air groove is formed in the side wall of the cabinet body, sealing columns are connected in the cylindrical holes in a sealing and rotating mode, heat dissipation holes are formed in the side wall of each sealing column, first iron sheets are embedded in the side wall of each sealing column, electromagnets are embedded in the cylindrical holes, a power supply device for supplying power to the electromagnets is installed in the air grooves, and the sealing columns are connected in the cylindrical holes in a rotating mode through torsional springs. According to the invention, the electromagnet is electrified through the power supply device to enable the sealing column to rotate, the cylindrical hole can be blocked to prevent rainwater from entering the cabinet body, and when no rain exists, the electromagnet is powered off, and the sealing column opens the cylindrical hole under the action of the torsion spring, so that the interaction of air inside and outside the electric power cabinet can be realized, and the heat radiation performance of the electric power cabinet is ensured.

Description

Outdoor rainproof type electric power cabinet

Technical Field

The invention relates to the technical field of electric power cabinets, in particular to an outdoor rainproof electric power cabinet.

Background

For outdoor electric power cabinets, in order to cope with outdoor severe weather, good rainproof and heat dissipation functions are required. Particularly, in windy and rainy weather, rainwater is very easy to flow into the electric power cabinet along with the transversely blown airflow, and therefore, a rain cover is often installed at each heat dissipation hole of the electric power cabinet to block the rainwater, but the interaction of air inside and outside the electric power cabinet is also blocked, so that the heat dissipation performance of the electric power cabinet is poor. In view of the above, this application file provides an outdoor rainproof type electric power cabinet.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides an outdoor rainproof type electric power cabinet.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides an outdoor rainproof type electric power cabinet, includes the cabinet body, a plurality of cylinder holes have been seted up to the lateral wall of the cabinet body, the gas tank has been seted up to the lateral wall of the cabinet body, the sealed rotation in cylinder hole is connected with sealed post, the louvre has been seted up to the lateral wall of sealed post, the lateral wall of sealed post inlays and is equipped with first iron sheet, the embedded electro-magnet that is equipped with in cylinder hole, install the power supply unit to the electro-magnet power supply in the gas tank, sealed post passes through the torsional spring and rotates to be connected in the cylinder.

Preferably, power supply unit is including rotating the wind wheel of connection in the gas tank, fixedly connected with gag lever post on the inner wall of gas tank, one of them blade of wind wheel adopts magnetic material to make, the lateral wall of gag lever post passes through the piece that shakes of spring elastic connection iron system, install the electricity generation piece in the gas tank, just the electricity generation piece adopts piezoceramics material to make, the electricity generation piece is through humidity sensitive resistance and electro-magnet electric connection.

Preferably, the interior top of gas tank is equipped with a plurality of closed coils, the internal top fixedly connected with pump liquid section of thick bamboo of cabinet, just the lateral wall fixedly connected with second iron sheet of pump liquid section of thick bamboo, the reservoir has been seted up to the lateral wall of the cabinet body, it has one-way feed liquor pipe and one-way liquid return pipe to communicate respectively between reservoir and the pump liquid section of thick bamboo, the lateral wall of reservoir is seted up there is the gas pocket.

The invention has the following beneficial effects:

1. when wind and rain come, airflow pushes the wind wheel to rotate circularly, so that the vibrating block can move back and forth and continuously hit the triggering electric sheet, the generating sheet is vibrated to generate electricity under the action of a piezoelectric effect, the electromagnet is electrified to enable the sealing column to rotate, the cylindrical hole can be blocked to prevent rainwater from entering the cabinet body, and when no rain exists, the electromagnet is powered off, the sealing column opens the cylindrical hole under the action of the torsion spring, so that the interaction of air inside and outside the power cabinet can be realized, and the heat dissipation performance of the power cabinet is ensured;

2. the closed coil is arranged to replace a power generation sheet to generate power by vibration, so that the energy loss in the rotation process of the wind wheel can be greatly reduced, the energy conversion rate is improved, the electromagnet generates stronger magnetism, and the rainproof performance of the device is improved;

3. through setting up parts such as pump liquid section of thick bamboo, second iron sheet, one-way feed liquor pipe and one-way liquid return pipe, can rotate the in-process at the wind wheel, make coolant liquid along one-way feed liquor pipe and one-way liquid return pipe one-way circulation flow, improve the heat dispersion of electric power cabinet.

Drawings

Fig. 1 is a schematic structural diagram according to a first embodiment of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

FIG. 3 is a schematic cross-sectional view taken along line B-B of FIG. 2;

FIG. 4 is a schematic cross-sectional view at B-B of the rain boot;

FIG. 5 is a schematic side view of the structure of FIG. 1;

fig. 6 is a schematic structural diagram of a second embodiment of the present invention.

In the figure: the wind power generation cabinet comprises acabinet body 1, anair tank 2, a wind wheel 3, acylindrical hole 4, asealing column 5, aheat dissipation hole 51, atorsion spring 6, afirst iron sheet 7, anelectromagnet 8, a power generation sheet 9, avibration block 10, aspring 11, a closedcoil 12, apump liquid cylinder 13, asecond iron sheet 14, a one-wayliquid inlet pipe 15, a one-wayliquid return pipe 16, aliquid storage tank 17, anair hole 171 and a limitingrod 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

The first embodiment is as follows:

referring to fig. 1-5, an outdoor rainproof electric power cabinet comprises acabinet body 1, wherein a plurality ofcylindrical holes 4 are formed in the side wall of thecabinet body 1, anair groove 2 is formed in the side wall of thecabinet body 1, asealing column 5 is connected to the inside of eachcylindrical hole 4 in a sealing and rotating mode,heat dissipation holes 51 are formed in the side wall of eachsealing column 5, the aperture of eachcylindrical hole 4 is large, and the aperture of eachheat dissipation hole 51 is smaller than that of eachheat dissipation hole 51, so that good air tightness between eachsealing column 5 and eachcylindrical hole 4 is guaranteed. The lateral wall of sealed post 5 inlays and is equipped withfirst iron sheet 7, and the embedded electro-magnet 8 that is equipped with incylinder hole 4, the power supply unit to electro-magnet 8 power supply is installed to thegas tank 2 in, and sealedpost 5 rotates throughtorsional spring 6 to be connected incylinder hole 4.

The power supply device comprises a wind wheel 3 which is rotatably connected in anair groove 2, specifically, a wind cup is made of blades of the wind wheel 3, the wind wheel 3 can be pushed to rotate circularly by airflow in the horizontal direction conveniently, alimiting rod 18 is fixedly connected to the inner wall of theair groove 2, one blade of the wind wheel 3 is made of a magnetic material, and thecabinet body 1 can be made of non-magnetic conductive materials such as engineering plastics. The side wall of the limitingrod 18 is elastically connected with aniron vibration block 10 through aspring 11, a power generation sheet 9 is installed in thegas groove 2, the power generation sheet 9 is made of piezoelectric ceramic materials, and the power generation sheet 9 is electrically connected with theelectromagnet 8 through a humidity sensitive resistor.

In this device use, when wind attacks, the air current will promote 3 circulative rotations of wind wheel when passing throughair duct 2, as shown in fig. 1, the magnetic blade on the wind wheel 3 will pass through twovibration pieces 10 in proper order, and thepiece 10 that shakes of certain iron system is pressed close to every time magnetic blade, can attract to shakepiece 10 and be close to and makespring 11 shrink to it, and when magnetic blade kept away from thepiece 10 that shakes,spring 11 extends again and resumes and promote thepiece 10 that shakes and strike power generation piece 9 once. So can be at the rotation in-process of wind wheel 3, make electricity generation piece 9 constantly vibrate, under piezoelectric effect's effect, make electricity generation piece 9 produce electric current, if when rainy weather, the very low circuit that can switch on of wet resistance, the electric current that electricity generation piece 9 produced can make electro-magnet 8 circular telegram, and attractfirst iron sheet 7 to press close to it, can be as shown in figure 4,louvre 51 is changeed to for vertical direction by the horizontal direction this moment, sealedpost 5 can be blocked upcylinder hole 4, in order to prevent that the air current from smuggleing the rainwater and flowing intocabinet body 1 secretly.

When the rain does not appear, the resistance value of the humidity sensitive resistor greatly breaks off the circuit, theelectromagnet 8 is powered off, thesealing column 5 can keep the state shown in the figure 3 under the action of the elasticity of thetorsion spring 6, and theheat dissipation holes 51 are in the horizontal direction, so that the inner space and the outer space of thecabinet body 1 can be interacted, and the electric elements in thecabinet body 1 can be fully dissipated.

If it rains without air flow, the vertically falling rainwater is hard to enter thecabinet 1, and thus theheat dissipation holes 51 do not need to be in the vertical direction to maintain the heat dissipation performance of the power cabinet.

Example two:

referring to fig. 6, different from the first embodiment, the inner top of theair tank 2 is provided with a plurality of closedcoils 12, and the inner top of thecabinet 1 is fixedly connected with apump liquid cylinder 13, specifically, the pumpliquid cylinder 13 is made of a rubber material with good elasticity, so that the pumpliquid cylinder 13 has good deformation capability. And the lateral wall fixedly connected withsecond iron sheet 14 of pump liquid section ofthick bamboo 13, thereservoir 17 has been seted up to the lateral wall of thecabinet body 1, and one-wayfeed liquor pipe 15 and one-wayliquid return pipe 16 have been communicate respectively betweenreservoir 17 and the pump liquid section ofthick bamboo 13, and thegas pocket 171 has been seted up to the lateral wall ofreservoir 17.

By providing theair hole 171, the coolant can be circulated through the one-wayliquid inlet pipe 15 and the one-wayliquid return pipe 16 while the coolant is added to thereservoir 17 through theair hole 171. Further, the one-wayliquid inlet pipe 15 only allows the cooling liquid to flow from theliquid storage tank 17 to the pumpliquid cylinder 13, and the one-wayliquid return pipe 16 only allows the cooling liquid to flow from thepump liquid cylinder 13 to theliquid storage tank 17.

In this embodiment, during the circulation of the wind wheel 3, the magnetic blades thereof will continuously sweep over the closedcoils 12, when the magnetic blades are located under a certain closedcoil 12, the magnetic flux in theclosed coil 12 rises to the maximum value, and when the magnetic blades are completely separated, the magnetic flux in the closedcoil 12 is zero, so that when the wind wheel 3 rotates, the magnetic flux in each closedcoil 12 continuously changes and generates an induced current, and when it rains, theelectromagnet 8 can be supplied with power through the humidity-sensitive resistor, and the sealingpost 5 rotates to block thecylindrical hole 4. The closedcoil 12 is used for generating electricity to replace the vibration electricity generation of the electricity generation sheet 9 in the first embodiment, the kinetic energy of theextra vibration block 10 and the electricity generation sheet 9 in the first embodiment can not be generated in the electricity generation process, the energy conversion efficiency is greatly improved, stronger current is generated to enable theelectromagnet 8 to generate stronger magnetic force, thesealing column 5 can be more stably absorbed in the rainy day, and the rain-proof performance of the device is improved.

In addition, 3 magnetic vane of wind wheel will constantly pass through the top ofsecond iron sheet 14 when rotating, every when magnetic vane passes throughsecond iron sheet 14 top the adsorbablesecond iron sheet 14 moves up, and compress pumpliquid cylinder 13, and when magnetic vane left, then pumpliquid cylinder 13 resumes under self elasticity effect, so can make the inside volume of pumpliquid cylinder 13 constantly produce the size change, under the current-limiting effect of one-wayfeed liquor pipe 15 and one-wayliquid return pipe 16, make the coolant liquid along one-wayfeed liquor pipe 15 and one-wayliquid return pipe 16 one-way circulation flow, accelerate the inside thermal speed of giving off ofcabinet body 1, improve the radiating effect of electric power cabinet.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (1)

1. An outdoor rainproof type electric power cabinet comprises a cabinet body (1), wherein the side wall of the cabinet body (1) is provided with a plurality of cylindrical holes (4), and the outdoor rainproof type electric power cabinet is characterized in that the side wall of the cabinet body (1) is provided with an air groove (2), the inside of each cylindrical hole (4) is hermetically and rotatably connected with a sealing column (5), the side wall of each sealing column (5) is provided with a heat dissipation hole (51), the side wall of each sealing column (5) is embedded with a first iron sheet (7), the inside of each cylindrical hole (4) is embedded with an electromagnet (8), a power supply device for supplying power to the electromagnet (8) is installed in each air groove (2), and each sealing column (5) is rotatably connected in each cylindrical hole (4) through a torsion spring (6);

the power supply device comprises a wind wheel (3) which is rotatably connected in an air groove (2), a limiting rod (18) is fixedly connected to the inner wall of the air groove (2), one blade of the wind wheel (3) is made of a magnetic material, the side wall of the limiting rod (18) is elastically connected with an iron vibration block (10) through a spring (11), a power generation sheet (9) is installed in the air groove (2), the power generation sheet (9) is made of a piezoelectric ceramic material, and the power generation sheet (9) is electrically connected with an electromagnet (8) through a humidity-sensitive resistor;

a plurality of closed coils (12) are arranged at the inner top of the air tank (2), a pump liquid cylinder (13) is fixedly connected to the inner top of the cabinet body (1), a second iron sheet (14) is fixedly connected to the side wall of the pump liquid cylinder (13), a liquid storage tank (17) is formed in the side wall of the cabinet body (1), a one-way liquid inlet pipe (15) and a one-way liquid return pipe (16) are respectively communicated between the liquid storage tank (17) and the pump liquid cylinder (13), and an air hole (171) is formed in the side wall of the liquid storage tank (17);

when wind comes, airflow pushes the wind wheel (3) to rotate circularly when passing through the air groove (2), the magnetic blades on the wind wheel (3) sequentially pass through the two vibrating blocks (10), when the magnetic blades are close to a certain iron vibrating block (10), the vibrating blocks (10) are attracted to approach the vibrating blocks and the springs (11) are contracted, and when the magnetic blades are far away from the vibrating blocks (10), the springs (11) extend to recover and push the vibrating blocks (10) to impact the primary power generation sheet (9); therefore, in the rotating process of the wind wheel (3), the power generation sheet (9) is continuously vibrated, the power generation sheet (9) generates current under the action of a piezoelectric effect, if the resistance of the humidity sensitive resistor is extremely low in rainy weather, a circuit is conducted, the current generated by the power generation sheet (9) enables the electromagnet (8) to be electrified and attracts the first iron sheet (7) to be close to the electromagnet, at the moment, the heat dissipation hole (51) is rotated to be in the vertical direction from the horizontal direction, and the cylindrical hole (4) is blocked by the sealing column (5) so as to prevent the airflow from carrying rainwater to flow into the cabinet body (1);

when the rain does not appear, the resistance value of the humidity sensitive resistor greatly breaks off the circuit, the electromagnet (8) is powered off, and the heat dissipation holes (51) are in the horizontal direction under the elastic action of the torsion spring (6), so that the inner space and the outer space of the cabinet body (1) can be interacted, and the electric elements in the cabinet body (1) can be fully dissipated; if the rain falls and air flow does not occur, the vertically falling rain water is difficult to enter the cabinet body (1), so that the heat dissipation holes (51) are not required to be in the vertical direction to keep the heat dissipation performance of the power cabinet;

in the circulating rotation of the wind wheel (3), the magnetic blades of the wind wheel continuously sweep each closed coil (12), when the magnetic blades are positioned under a certain closed coil (12), the magnetic flux in the closed coil (12) rises to the maximum value, and when the magnetic blades completely leave, the magnetic flux in the closed coil (12) is zero, so that when the wind wheel (3) rotates, the magnetic flux in each closed coil (12) continuously changes and generates induction current, and when raining, the electromagnet (8) is supplied with power through a humidity sensitive resistor, and the sealing column (5) rotates to block the cylindrical hole (4); the closed coil (12) is used for generating electricity to replace the vibration electricity generation of the electricity generation sheet (9) in the first embodiment, the kinetic energy of the additional vibration block (10) and the electricity generation sheet (9) in the first embodiment cannot be generated in the electricity generation process, the energy conversion efficiency is greatly improved, and stronger magnetic force is generated by the electromagnet (8) by generating stronger current, so that the sealing column (5) can be more stably sucked in the rainy day, and the rain-proof performance of the device is improved;

in addition, wind wheel (3) magnetic vane will constantly pass through the top of second iron sheet (14) when rotating, every time magnetic vane attracts second iron sheet (14) to shift up when passing through second iron sheet (14) top, and compress pump liquid cylinder (13), and when magnetic vane leaves, then pump liquid cylinder (13) resumes under self elasticity effect, so make the inside volume of pump liquid cylinder (13) constantly produce size change, under the current limiting effect of one-way feed liquor pipe (15) and one-way liquid return pipe (16), make the coolant liquid along one-way feed liquor pipe (15) and one-way liquid return pipe (16) one-way circulation flow, accelerate the inside thermal speed that gives off of cabinet body (1), improve the radiating effect of electric power cabinet.

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