CN113363818B - Protection structure and protection method of switch cabinet - Google Patents
Protection structure and protection method of switch cabinet Download PDFInfo
- Publication number
- CN113363818B CN113363818B CN202110723261.6A CN202110723261A CN113363818B CN 113363818 B CN113363818 B CN 113363818B CN 202110723261 A CN202110723261 A CN 202110723261A CN 113363818 B CN113363818 B CN 113363818B
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- switch cabinet
- cabinet body
- fan
- drawer
- plate
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- 238000000034 method Methods 0.000 title claims abstract description 11
- 230000001681 protective effect Effects 0.000 claims abstract description 39
- 238000009423 ventilation Methods 0.000 claims abstract description 39
- 238000007789 sealing Methods 0.000 claims abstract description 15
- 239000002274 desiccant Substances 0.000 claims abstract description 9
- 239000000428 dust Substances 0.000 claims description 14
- 238000005192 partition Methods 0.000 claims description 5
- 230000017525 heat dissipation Effects 0.000 description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 239000011148 porous material Substances 0.000 description 6
- 238000001035 drying Methods 0.000 description 3
- 230000004308 accommodation Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000036561 sun exposure Effects 0.000 description 1
Classifications
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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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/26—Drying gases or vapours
- B01D53/28—Selection of materials for use as drying agents
-
- 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
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
-
- 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
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/32—Mounting of devices therein
-
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
Abstract
The invention provides a protection structure and a protection method of a switch cabinet, comprising a switch cabinet body and a protection top cover, wherein a cushion block is arranged at the bottom of the switch cabinet body, and an air cylinder is connected between the protection top cover and the switch cabinet body; the switch cabinet body is provided with a door frame and a cabinet door, the door frame is provided with a first step, the cabinet door and the step are provided with corresponding sealing convex strips and sealing grooves, the bottom side surface of the step and the left side surface and the right side surface of the step are respectively provided with a containing cavity, dust-proof plates are arranged in the containing cavities, the switch cabinet body, the containing cavities and the inside of the switch cabinet body are communicated through side ventilation channels, when the air cylinder contracts, the side ventilation channels can be completely covered between the bottom plate and the protective top cover, and a first fan in the dust-proof top cover is opposite to the side ventilation channels; the switch cabinet body is also provided with a drawer, the bottom of the switch cabinet body, the drawer, the accommodating cavity and the inside of the switch cabinet body are communicated through an air inlet duct, a second fan is arranged in the drawer, and a drying agent is arranged between the second fan and the bottom of the drawer.
Description
Technical Field
The invention relates to the technical field of switch cabinets, in particular to a protective structure and a protective method of a switch cabinet.
Background
The switch cabinet is an electrical device, the outside line of the switch cabinet firstly enters the main control switch in the cabinet and then enters the sub-control switch, each shunt is arranged according to the requirements of the switch cabinet, such as an instrument, an automatic control, a motor magnetic switch, various alternating current contactors and the like, a high-voltage chamber and a low-voltage chamber switch cabinet are further arranged, a high-voltage bus is arranged, such as a power plant and the like, although the switch cabinet is made of steel, the switch cabinet is inevitably damaged after long-term wind and sun exposure, the switch cabinet located outdoors is generally electrically connected with some important outdoor equipment, once the switch cabinet is damaged, the internal components of the switch cabinet are not protected, the influence which is difficult to measure is caused, and therefore, the damage of the switch cabinet is reduced, and the service life of the switch cabinet is very necessary to be prolonged.
The invention with the application number of CN201510969601.8 discloses a system integrated control cabinet capable of realizing convective heat dissipation, wherein a top cover with meshes is arranged at the top of an exhaust fan, and a coaming is arranged in the cabinet body at the lower end of the top cover, so that partial heat backflow is effectively prevented, dust is prevented from being sucked from the bottom, and the heat dissipation problem of the control cabinet is effectively solved. The upper panel is provided with the heat dissipation slotted holes, and the filter screen opposite to the positions of the heat dissipation slotted holes is attached to the inner wall of the side plate of the cabinet body, so that heat in the control cabinet can be effectively discharged, impurities are prevented from entering the cabinet while ventilation is performed, normal use of the control cabinet is affected, but the heat dissipation device is densely arranged at the upper part of the cabinet body of the switch cabinet, so that the heat dissipation effect is uneven, the heat dissipation effect is poor, and the heat dissipation holes are arranged, so that the switch cabinet cannot be waterproof and dampproof; the invention with the application number of CN201610590918.5 discloses a moistureproof switch cabinet with a heat dissipation function, wherein a push head is utilized to drive the bottom of a sealing strip to move up and down, so that the sealing strip is utilized to seal a vent hole when ventilation or raining is not needed, thereby effectively ensuring that outside rainwater does not enter the cabinet body, preventing the cabinet body from entering water, ensuring the dryness in the cabinet body, and preventing the switch cabinet from being well dissipated when raining is caused, and if raining is caused for a long time, the temperature of the inside of the switch cabinet is quickly raised, so that the normal work of the switch cabinet is influenced.
Disclosure of Invention
The invention aims to provide a protection structure and a protection method of a switch cabinet, which can realize effective heat dissipation in the switch cabinet body and have good waterproof and dustproof effects.
The invention provides the following technical scheme:
the protection structure of the switch cabinet and the protection method thereof comprise a switch cabinet body, wherein a cushion block is arranged at the bottom of the switch cabinet body, and the switch cabinet is characterized by comprising a protection top cover, wherein the top of the protection top cover is in an inclined plane, an air cylinder is connected between the inner wall of the top of the protection top cover and the top wall of the switch cabinet body, a bottom plate is arranged at the bottom of the protection top cover, an opening is formed in the bottom plate, the inner wall of the opening is in contact with the side part of the switch cabinet body, and the opening is sleeved on the switch cabinet body;
the front of the switch cabinet body is provided with a door frame and a cabinet door, the door frame is provided with a first-stage step, the vertical section of the step is in a shape like a Chinese character 'hui', the cabinet door and the step are provided with corresponding sealing convex strips and sealing grooves, the bottom side surface of the step opposite to the cabinet door and the left and right side surfaces of the step opposite to the cabinet door are respectively provided with a containing cavity, a drawing dust-proof plate is arranged in the containing cavity, a side ventilation duct communicated between the outer side wall of the switch cabinet body and the containing cavity and the inner wall of the switch cabinet body is arranged between the containing cavity and the containing cavity, a first fan is vertically arranged in the protective top cover, a through hole is arranged on the bottom plate on one side provided with the first fan, and when the air cylinder contracts, the side ventilation duct can be completely covered between the bottom plate and the protective top cover, and the side ventilation duct on one side of the switch cabinet body is arranged opposite to the side ventilation duct on one side of the switch cabinet body;
the cabinet door is characterized in that a drawer is further arranged on the switch cabinet body below the cabinet door, an air inlet duct is formed in the drawer, the air inlet duct is communicated between the bottom of the switch cabinet body and the bottom wall of the drawer, between the drawer and the containing cavity below the drawer, between the containing cavity and the inner wall of the switch cabinet body, a second fan is arranged in the drawer in a horizontal mode, and a drying agent is arranged between the second fan and the bottom of the drawer.
Preferably, the protection top cover comprises a top plate and side baffles, the top plate comprises two rectangular square top plates and two triangular vertical top plates, the two vertical top plates are oppositely arranged in parallel, the two tops of the square top plates are connected, the left side and the right side of the square top plates, which are opposite, are respectively connected with the two opposite sides of the vertical top plates, the square top plates are in inclined surfaces, the top plates are triangular prism bodies, the side baffles are vertically arranged, the top and the bottom of the side baffles are respectively connected with the bottom edges of the top plates and the bottom plates, the four side baffles are enclosed in the switch cabinet body, and the bottom plates are horizontally arranged.
Preferably, a solar panel is arranged on the outer wall of the top plate, and the solar panel is connected with the first fan.
Preferably, the top of the switch cabinet body is provided with a mounting groove, and the air cylinder is mounted on the bottom of the mounting groove.
Preferably, fixed shrapnel are arranged on the steps at two opposite sides of the accommodating cavity, one side of each fixed shrapnel is fixed on the step, and the other side of each fixed shrapnel is right opposite to the accommodating cavity.
Preferably, the side of the dust-proof plate opposite to the accommodating cavity is provided with a clamping hole, the inner wall of the fixed elastic sheet opposite to the accommodating cavity is provided with a clamping column, and when the dust-proof plate is completely arranged in the accommodating cavity, the clamping column can be clamped in the clamping hole.
Preferably, the side of the switch cabinet body provided with the cabinet door is provided with a storage cavity matched with the drawer, and the bottom of the switch cabinet body, the storage cavity, the accommodating cavity and the inside of the switch cabinet body are communicated through the air inlet duct.
Preferably, the inside baffle that is equipped with the level and sets up of drawer, be equipped with on the baffle and inlay the hole, the pore wall bottom of inlaying the hole is equipped with the return plate, the second fan can inlay locate inlay downthehole just the fan frame outer wall of second fan with inlay the pore wall contact of hole, the baffle with be used for placing between the drawer bottom the drier.
A method of protecting a protective structure of a switchgear, comprising:
the top of the switch cabinet body is provided with the air cylinder, and the air cylinder is used for driving the protective top cover arranged on the switch cabinet body to move downwards, so that the lateral ventilation duct of the lateral part of the switch cabinet body is covered inside the protective top cover, and the dustproof protection of the interior of the switch cabinet body is realized;
the method comprises the steps that cold air outside the switch cabinet body is pumped into the switch cabinet body through a first fan from a through hole of a bottom plate and a side ventilation duct, so that heat inside the switch cabinet body is discharged out of the switch cabinet body from a side ventilation duct on the other side, meanwhile, cold air at the bottom of the switch cabinet body is pumped into the switch cabinet body through an air inlet duct by a second fan, heat below the switch cabinet body is transmitted to the upper side, and the cold air is combined with hot air above and blown to the outside of the switch cabinet body by the first fan, so that temperature protection of the inside of the switch cabinet body is realized;
through the cooperation of holding chamber and dust guard, to getting into the inside air of cubical switchboard cabinet body filters, realizes to the inside dustproof protection of cubical switchboard cabinet.
The beneficial effects of the invention are as follows: according to the invention, the protective top cover capable of covering the side ventilation duct is arranged at the top of the switch cabinet body, so that dust and water entering the interior of the switch cabinet body can be effectively avoided, and the switch cabinet is waterproof and sun-proof; secondly, through the cooperation of the first fan, the second fan, the lateral ventilation pore canal and the air inlet pore canal, cold air at the lateral part and the bottom of the switch cabinet body can enter the switch cabinet body, meanwhile, heat at the lower part of the switch cabinet body is converged with heat at the upper part of the switch cabinet body, and the cold air is blown out of the switch cabinet body by the first fan, so that air circulation in the switch cabinet body is accelerated, and the heat dissipation effect is good; through the cooperation of holding chamber and dust guard, to getting into the internal air of cubical switchboard cabinet filters, realizes to the internal dustproof protection of cubical switchboard cabinet, through set up the drier in the drawer, realizes the drying to the internal air of cubical switchboard cabinet, realizes dampproofing protection.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the door of the present invention open;
FIG. 3 is a schematic view of the internal structure of the cabinet door of the present invention when the cabinet door is opened;
FIG. 4 is a schematic view of the internal structure of the cabinet door of the present invention when the cabinet door is closed;
FIG. 5 is a schematic view of the protective top cover of the present invention;
FIG. 6 is a schematic view of a dust guard structure of the present invention;
FIG. 7 is a schematic view of the drawer structure of the present invention;
marked in the figure as: 1. a switch cabinet body; 2. a protective top cover; 3. a cushion block; 4. a cylinder; 5. a mounting groove; 6. a bottom plate; 7. a cabinet door; 8. a door frame; 9. a step; 10. a receiving chamber; 11. a dust-proof plate; 12. a side ventilation duct; 13. a first fan; 14. sealing grooves; 15. sealing convex strips; 16. a drawer; 17. an air inlet duct; 18. a second fan; 19. a top plate; 20. side baffles; 21. a solar panel; 22. a handle; 23. a fixed spring plate; 24. a partition plate; 25. a return plate; 26. embedding holes; 27. a clamping hole; 28. and a storage cavity.
Detailed Description
Example 1
As shown in fig. 1, a protection structure of a switch cabinet comprises a switch cabinet body 1 and a protection top cover 2, wherein a cushion block 3 is arranged at the bottom of the switch cabinet body 1, so that a distance is reserved between the bottom of the switch cabinet body 1 and the ground, and air circulation is facilitated.
As shown in fig. 1 to 4, the top of the protective top cover 2 is inclined, so that rainwater can slide along the top of the protective top cover 2, and no water accumulation problem occurs.
A cylinder 4 is connected between the top inner wall of the protective top cover 2 and the top wall of the switch cabinet body 1, the cylinder 4 is used for driving the protective top cover 2 to lift, wherein, the top of the switch cabinet body 1 is provided with a mounting groove 5, and the cylinder 4 is mounted on the bottom of the mounting groove 5.
The bottom of the protective top cover 2 is provided with a bottom plate 6, the bottom plate 6 is provided with an opening with an inner wall in contact with the side part of the switch cabinet body 1, and the opening is sleeved on the switch cabinet body 1.
The front of the switch cabinet body 1 is provided with a door frame 8 and a cabinet door 7, the door frame 8 is provided with a first-order step 9, the vertical section of the step 9 is shaped like a Chinese character 'Hui', the cabinet door 7 and the step 9 are provided with a corresponding sealing raised line 15 and a sealing groove 14, when the cabinet door 7 is closed, the sealing raised line 15 is just clamped in the sealing groove 14, water is prevented from penetrating into the switch cabinet body 1 from a gap between the cabinet door 7 and the door frame 8, and the waterproof sealing performance of the switch cabinet body 1 is ensured.
The bottom side of step 9 relative with cabinet door 7, the left and right sides of step 9 relative with cabinet door 7 all are equipped with accommodation chamber 10, are equipped with pull formula dust guard 11 in the accommodation chamber 10, and dust guard 11 is the gauze screen, and pull formula setting is convenient for change and wash dust guard 11.
The lateral ventilation duct 12 communicated is arranged between the outer side wall of the switch cabinet body 1 and the accommodating cavity 10 and between the accommodating cavity 10 and the inner wall of the switch cabinet body 1, so that the switch cabinet body 1 is outside, the accommodating cavity 10 and the switch cabinet body 1 are communicated through the lateral ventilation duct 12, ventilation between air outside the switch cabinet body 1 and air inside the switch cabinet body 1 is realized, dust in the air outside the switch cabinet body 1 is prevented from falling into the switch cabinet body 1 by the dust-proof plate 11 inside the accommodating cavity 10, and dust protection to the switch cabinet body 1 is realized.
The inside of the protective top cover 2 is vertically provided with a first fan 13, a through hole is formed in the bottom plate 6 on one side provided with the first fan 13, external cold air enters the protective top cover 2 from the through hole, the through hole is formed in the bottom and can not be filled with water, when the air cylinder 4 contracts, the side ventilation duct 12 can be completely covered between the bottom plate 6 and the protective top cover 2, rainwater can be effectively prevented from drifting into the side water inlet duct, the first fan 13 is oppositely arranged with the side ventilation duct 12 on one side of the switch cabinet body 1, and blowing air flow of the first fan 13 enters the inside of the switch cabinet body 1 from the side ventilation duct 12, and heat of the upper part of the switch cabinet body 1 is blown out of the outside of the switch cabinet body 1 from the side ventilation duct 12 on the other side.
The switch cabinet body 1 below the cabinet door 7 is also provided with a drawer 16, an air inlet duct 17 is arranged between the bottom of the switch cabinet body 1 and the bottom wall of the drawer 16, between the drawer 16 and the accommodating cavity 10 below, and between the accommodating cavity 10 and the inner wall of the switch cabinet body 1, the bottom of the switch cabinet body 1, the drawer 16, the accommodating cavity 10 and the inside of the switch cabinet body 1 are communicated through the air inlet duct 17, so that ventilation of air at the bottom of the switch cabinet body 1 and air inside the switch cabinet body 1 is realized, a second fan 18 which is horizontally arranged is arranged in the drawer 16, cold air at the bottom of the switch cabinet body 1 is pumped into the inside of the switch cabinet body 1, heat below the switch cabinet body 1 is blown to the upper side, a drying agent is arranged between the second fan 18 and the bottom of the drawer 16, cold air pumped into the switch cabinet body 1 is dried, and the drying performance of the inside of the switch cabinet body is ensured.
As shown in fig. 1 to 4, a protection method based on the protection structure of the switch cabinet includes:
the cylinder 4 is arranged at the top of the switch cabinet body 1 and is used for driving the protective top cover 2 arranged on the switch cabinet body 1 to move downwards, so that the lateral ventilation duct 12 at the lateral part of the switch cabinet body 1 is covered in the protective top cover 2, and the dustproof protection of the interior of the switch cabinet body 1 is realized;
the first fan 13 pumps the cold air outside the switch cabinet body 1 into the switch cabinet body 1 from the through hole of the bottom plate 6 and the side ventilation duct 12, so that the heat inside the switch cabinet body 1 is discharged out of the switch cabinet body 1 from the side ventilation duct 12 on the other side, meanwhile, the second fan 18 pumps the cold air at the bottom of the switch cabinet body 1 into the switch cabinet body 1 from the air inlet duct 17, the heat below the switch cabinet body 1 is transferred to the upper part, and the cold air is converged with the hot air above and blown to the outside of the switch cabinet body 1 by the first fan 13, so that the temperature protection of the inside of the switch cabinet body 1 is realized;
through the cooperation of holding chamber 10 and dust guard 11, filter the inside air of getting into cubical switchboard cabinet body 1, realize the dustproof protection to the inside cubical switchboard cabinet body 1.
Example two
As shown in fig. 1-5, compared with embodiment 1, the protective top cover 2 of the present embodiment includes a top plate 19 and side baffles 20, the top plate 19 includes two rectangular square top plates 19 and two triangular vertical top plates 19, the two vertical top plates 19 are oppositely disposed in parallel, the tops of the two square top plates 19 are connected, the opposite left and right sides of the square top plates 19 are respectively connected with opposite sides of the two vertical top plates 19, the square top plates 19 are in inclined surfaces, so that rainwater is left conveniently, and water accumulation at the top of the protective top cover 2 is avoided.
The roof 19 is the triangular prism body, and side shield 20 vertical setting, the top and the bottom of side shield 20 are connected with the bottom border and the bottom plate 6 of roof 19 respectively, and four side shields 20 enclose and locate the cubical switchboard cabinet body 1, and bottom plate 6 level sets up.
When the cabinet door 7 is closed, the top plate 19 is driven to descend through the shrinkage of the air cylinder 4, the opening of the bottom plate 6 moves downwards along the side part of the switch cabinet body 1, the side baffle 20 is used for blocking the side ventilation hole channels of the side surface of the switch cabinet body 1, rainwater is prevented from penetrating into the switch cabinet body 1 from the side ventilation hole channels 12, meanwhile, the top of the switch cabinet body 1 is covered in a large range, the damage to the switch cabinet body 1 caused by sun is effectively reduced, and the protection effect is good.
The outer wall of roof 19 is equipped with solar panel 21, and solar panel 21 is connected with first fan 13, and first fan 13 adopts the battery power supply, and the battery is chargeable formula battery, both can normally charge through the power, also can supply power through solar panel 21, prolongs the live time of first fan 13, lengthens the charge cycle, lengthens the maintenance time promptly, reduces the manpower expenditure, has also saved the energy to a certain extent.
The other component structures and principles of this embodiment are the same as those of the first embodiment.
Example III
As shown in fig. 1-6, compared with embodiment 1, the present embodiment is provided with the fixing spring plate 23 on the steps 9 at two opposite sides of the accommodating cavity 10, one side of the fixing spring plate 23 is fixed on the steps 9, and the other side of the fixing spring plate 23 is opposite to the accommodating cavity 10.
The side of the dust-proof plate 11 opposite to the accommodating cavity 10 is provided with a clamping hole 27, the inner wall of the fixed spring piece 23 opposite to the accommodating cavity 10 is provided with a clamping column, and when the dust-proof plate 11 is completely arranged in the accommodating cavity 10, the clamping column can be clamped in the clamping hole 27.
When the dustproof plate 11 is installed, the fixed elastic sheet 23 is just pulled up to one side of the accommodating cavity 10, so that the fixed elastic sheet 23 does not shade the cavity opening of the accommodating cavity 10, the dustproof plate 11 is inserted into the accommodating cavity 10, one side provided with the clamping hole 27 faces to the outside, when the dustproof plate 11 is completely inserted into the accommodating cavity 10, the fixed elastic sheet 23 is released, the elastic sheet returns under the action of the elastic force, and meanwhile, the clamping column of the inner wall is clamped into the clamping hole 27 corresponding to the side part of the dustproof plate 11, so that the installation of the dustproof plate 11 is realized.
The other component structures and principles of this embodiment are the same as those of the first embodiment.
Example IV
As shown in fig. 1-7, compared with embodiment 1, the side surface of the switch cabinet body 1 provided with the cabinet door 7 in this embodiment is provided with a storage cavity 28 matched with the drawer 16, the bottom of the switch cabinet body 1, the storage cavity 28, the accommodating cavity 10 and the interior of the switch cabinet body 1 are communicated through an air inlet duct 17, and the bottom of the drawer 16 is provided with an air inlet hole communicated with the air inlet duct 17.
The inside baffle 24 that is equipped with the level setting of drawer 16, be equipped with on the baffle 24 and inlay the hole 26, the pore wall bottom of inlaying the hole 26 is equipped with the return plate 25, and second fan 18 can inlay and locate in inlaying the hole 26 and the fan frame outer wall of second fan 18 and inlay the pore wall contact of hole 26, and second fan 18 is chargeable battery fan, when needs charge, only need upwards take out it from inlaying the hole 26, put into again full-charged second fan 18 can.
The drying agent is placed between the partition plate 24 and the bottom of the drawer 16, when the drying agent is required to be placed, the drawer 16 is only required to be pulled out, the second fan 18 is taken out of the embedded hole 26 upwards, and then the drying agent is placed into the drawer 16 from the embedded hole 26, so that the drying agent is convenient to place, and meanwhile, the drawer 16 of the embodiment is provided with the handle 22, so that the pulling is convenient.
The other component structures and principles of this embodiment are the same as those of the first embodiment.
As shown in fig. 1-7, in the protective structure of the switch cabinet, through arranging the protective top cover 2 capable of covering the side ventilation duct 12 on the top of the switch cabinet body 1, the dust and water entering the interior of the switch cabinet body 1 can be effectively avoided, and the switch cabinet is waterproof and sun-proof; secondly, through the cooperation of the first fan 13, the second fan 18, the side ventilation duct 12 and the air inlet duct 17, cold air at the side and the bottom of the switch cabinet body 1 can enter the interior of the switch cabinet body 1, meanwhile, heat at the lower part of the switch cabinet body 1 is converged with heat at the upper part, and the heat is blown out of the switch cabinet body 1 by the first fan 13, so that air circulation in the switch cabinet body 1 is accelerated, and the heat dissipation effect is good; through the cooperation of holding chamber 10 and dust guard 11, filter the inside air of getting into the cubical switchboard cabinet body 1, realize the dustproof protection to the inside of cubical switchboard cabinet body 1, through set up the drier in drawer 16, realize the drying to the inside air of cubical switchboard cabinet body 1, realize dampproofing protection.
The foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a protective structure of cubical switchboard, includes the cubical switchboard cabinet body, the bottom of cubical switchboard cabinet body is equipped with the cushion, its characterized in that, including the protection top cover, protection top cover top is the inclined plane setting, be connected with the cylinder between the top inner wall of protection top cover and the cubical switchboard cabinet body roof, protection top cover bottom is equipped with the bottom plate, the bottom plate is equipped with the inner wall with the opening of cubical switchboard cabinet body lateral part contact, the opening cover is located on the cubical switchboard cabinet body;
the front of the switch cabinet body is provided with a door frame and a cabinet door, the door frame is provided with a first-stage step, the vertical section of the step is in a shape like a Chinese character 'hui', the cabinet door and the step are provided with corresponding sealing convex strips and sealing grooves, the bottom side surface of the step opposite to the cabinet door and the left and right side surfaces of the step opposite to the cabinet door are respectively provided with a containing cavity, a drawing dust-proof plate is arranged in the containing cavity, a side ventilation duct communicated between the outer side wall of the switch cabinet body and the containing cavity and the inner wall of the switch cabinet body is arranged between the containing cavity and the containing cavity, a first fan is vertically arranged in the protective top cover, a through hole is arranged on the bottom plate on one side provided with the first fan, and when the air cylinder contracts, the side ventilation duct can be completely covered between the bottom plate and the protective top cover, and the side ventilation duct on one side of the switch cabinet body is arranged opposite to the side ventilation duct on one side of the switch cabinet body;
the switch cabinet comprises a cabinet door, and is characterized in that a drawer is further arranged on the switch cabinet body below the cabinet door, an air inlet duct is communicated between the bottom of the switch cabinet body and the bottom wall of the drawer, between the drawer and the accommodating cavity below, and between the accommodating cavity and the inner wall of the switch cabinet body, a second fan which is horizontally arranged is arranged in the drawer, and a drying agent is arranged between the second fan and the bottom of the drawer;
the cold air outside the switch cabinet body is pumped into the switch cabinet body from the through hole of the bottom plate and the side ventilation duct through the first fan, so that heat inside the switch cabinet body is discharged out of the switch cabinet body from the side ventilation duct on the other side, and meanwhile, the cold air at the bottom of the switch cabinet body is pumped into the switch cabinet body from the air inlet duct through the second fan, heat below the switch cabinet body is transmitted to the upper side, is combined with hot air above and is blown to the outside of the switch cabinet body through the first fan.
2. The protective structure of a switch cabinet according to claim 1, wherein the protective top cover comprises a top plate and side baffles, the top plate comprises two rectangular square top plates and two triangular vertical top plates, the two vertical top plates are oppositely arranged in parallel, the tops of the two square top plates are connected, the left side and the right side of the square top plates, which are opposite, are respectively connected with the two opposite sides of the two vertical top plates, the square top plates are in inclined surfaces, the top plates are triangular prism bodies, the side baffles are vertically arranged, the top and the bottom of the side baffles are respectively connected with the bottom edges of the top plates and the bottom plates, and the four side baffles are arranged around the switch cabinet body in a surrounding manner, and the bottom plates are horizontally arranged.
3. The protective structure of a switchgear cabinet according to claim 2, wherein the outer wall of the top plate is provided with a solar panel, and the solar panel is connected with the first fan.
4. The protective structure of a switch cabinet according to claim 1, wherein a mounting groove is formed in the top of the switch cabinet body, and the cylinder is mounted on the bottom of the mounting groove.
5. The protective structure of a switch cabinet according to claim 1, wherein fixed spring plates are arranged on the steps on two opposite sides of the accommodating cavity, one side of each fixed spring plate is fixed on the step, and the other side of each fixed spring plate is opposite to the accommodating cavity.
6. The protective structure of a switch cabinet according to claim 5, wherein a clamping hole is formed in a side surface of the dust-proof plate opposite to the accommodating cavity, a clamping column is arranged on an inner wall of the fixed spring plate opposite to the accommodating cavity, and the clamping column can be clamped in the clamping hole when the dust-proof plate is completely placed in the accommodating cavity.
7. The protective structure of a switch cabinet according to claim 1, wherein a storage cavity matched with the drawer is arranged on the side surface of the switch cabinet body provided with the cabinet door, and the bottom of the switch cabinet body, the storage cavity, the containing cavity and the interior of the switch cabinet body are communicated through the air inlet duct.
8. The protective structure of a switch cabinet according to claim 1, wherein a partition plate horizontally arranged is arranged inside the drawer, an embedded hole is formed in the partition plate, a return plate is arranged at the bottom of the wall of the embedded hole, the second fan can be embedded in the embedded hole, the outer wall of a fan frame of the second fan is in contact with the wall of the embedded hole, and the desiccant is placed between the partition plate and the bottom of the drawer.
9. A method of protecting a protective structure of a switchgear cabinet according to claim 1, comprising:
the top of the switch cabinet body is provided with the air cylinder, and the air cylinder is used for driving the protective top cover arranged on the switch cabinet body to move downwards, so that the lateral ventilation duct of the lateral part of the switch cabinet body is covered inside the protective top cover, and the dustproof protection of the interior of the switch cabinet body is realized;
the method comprises the steps that cold air outside the switch cabinet body is pumped into the switch cabinet body through a first fan from a through hole of a bottom plate and a side ventilation duct, so that heat inside the switch cabinet body is discharged out of the switch cabinet body from a side ventilation duct on the other side, meanwhile, cold air at the bottom of the switch cabinet body is pumped into the switch cabinet body through an air inlet duct by a second fan, heat below the switch cabinet body is transmitted to the upper side, and the cold air is combined with hot air above and blown to the outside of the switch cabinet body by the first fan, so that temperature protection of the inside of the switch cabinet body is realized;
through the cooperation of holding chamber and dust guard, to getting into the inside air of cubical switchboard cabinet body filters, realizes to the inside dustproof protection of cubical switchboard cabinet.
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| CN113363818B true CN113363818B (en) | 2024-04-05 |
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