CN114665407B - MNS low-voltage draw-out type switch cabinet with moisture-proof performance - Google Patents
MNS low-voltage draw-out type switch cabinet with moisture-proof performance Download PDFInfo
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- CN114665407B CN114665407B CN202210362186.XA CN202210362186A CN114665407B CN 114665407 B CN114665407 B CN 114665407B CN 202210362186 A CN202210362186 A CN 202210362186A CN 114665407 B CN114665407 B CN 114665407B
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- heat dissipation
- cabinet body
- water
- water storage
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 104
- 230000017525 heat dissipation Effects 0.000 claims abstract description 81
- 238000009423 ventilation Methods 0.000 claims abstract description 28
- 238000001816 cooling Methods 0.000 claims abstract description 21
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 239000000428 dust Substances 0.000 claims description 18
- 238000013016 damping Methods 0.000 claims description 17
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 14
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 claims description 11
- 238000004140 cleaning Methods 0.000 claims description 9
- 238000001179 sorption measurement Methods 0.000 claims description 7
- 230000000694 effects Effects 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 5
- 238000001035 drying Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000005855 radiation 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
- H02B11/00—Switchgear having carriage withdrawable for isolation
- H02B11/12—Switchgear having carriage withdrawable for isolation with isolation by horizontal withdrawal
- H02B11/173—Switchgear having carriage withdrawable for isolation with isolation by horizontal withdrawal drawer type
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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
- H02B1/015—Boards, panels, desks; 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
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—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
Abstract
The invention discloses an MNS low-voltage draw-out type switch cabinet with moisture resistance, which belongs to the technical field of power equipment and comprises a cabinet body, wherein a plurality of drawers are arranged in the cabinet body at equal intervals in the vertical direction, the drawers divide the interior of the cabinet body into a plurality of working chambers which are independently used for installing electric elements, a plurality of groups of ventilation openings are symmetrically arranged at two sides of the interior of the cabinet body relative to the central axis of the drawers, heat dissipation mechanisms are arranged at two sides of the cabinet body, and each heat dissipation mechanism comprises a water storage assembly which comprises two pairs of fixing pieces symmetrically and fixedly arranged at two sides of the top of the cabinet body. According to the invention, the rainwater is collected through the water storage component, so that the air cooling circulation heat dissipation component and the water cooling circulation heat dissipation component can be driven to automatically switch the heat dissipation mode according to the rainy day, and the electric elements are cooled to be at the normal operation temperature, thereby achieving the heat dissipation purpose, greatly improving the heat dissipation effect, ensuring the normal operation of equipment and prolonging the service life of the equipment.
Description
Technical Field
The invention relates to the technical field of power equipment, in particular to an MNS low-voltage extraction type switch cabinet with moisture resistance.
Background
The switch cabinet is an electrical device, the external line of the switch cabinet firstly enters the main control switch in the cabinet, then enters the sub-control switch, and each shunt is arranged according to the requirement. The main function of the switch cabinet is to open and close, control and protect electric equipment in the process of generating, transmitting, distributing and converting electric energy of the electric power system. The components in the switch cabinet mainly comprise a breaker, a disconnecting switch, a load switch operating mechanism, a transformer, various protection devices and the like; various electrical equipment can produce heat in the cubical switchboard, and excessive heat gives off and is difficult to go out ageing equipment easily, reduces equipment life.
The existing switch cabinet is generally characterized in that through holes and cooling fans are added, external air flows enter the cabinet and high-temperature air in the cabinet is discharged to reduce the temperature, but in a plum rain season, the air is relatively humid, so that the humidity in the switch cabinet is relatively high, components in the switch cabinet are easily short-circuited and damaged, and potential safety hazards exist in the switch cabinet.
Disclosure of Invention
In plum rain season, the air is moist, so that the humidity in the switch cabinet is high, components in the switch cabinet are easy to short-circuit and damage, and the power distribution cabinet has potential safety hazard.
In order to achieve the aim of the invention, the invention adopts the following technical scheme:
the invention provides an MNS low-voltage draw-out type switch cabinet with moisture resistance, which comprises a cabinet body, wherein a plurality of drawers are arranged in the cabinet body at equal intervals in the vertical direction, the drawers divide the interior of the cabinet body into a plurality of working chambers which are independently used for installing electric elements, a plurality of groups of ventilation openings are symmetrically arranged at two sides of the interior of the cabinet body relative to the central axis of the drawers, and heat dissipation mechanisms are arranged at two sides of the cabinet body and comprise:
the water storage assembly comprises two pairs of fixing pieces symmetrically and fixedly arranged on two sides of the top of the cabinet body, a water storage groove vertically arranged between the pair of fixing pieces and capable of sliding along the vertical direction, and two groups of guide rods symmetrically and fixedly arranged on two sides of the water storage groove and fixedly arranged in the fixing pieces, and the water storage assembly further comprises a first damping piece used for providing damping when the water storage groove moves downwards;
the air cooling circulation heat dissipation assembly comprises two guide grooves which are symmetrically arranged along the central axis of the cabinet body and penetrate through a plurality of groups of ventilation openings, a movable heat dissipation plate which is vertically arranged inside the ventilation openings and can slide along the vertical direction, and a second damping piece which is used for providing damping when the movable heat dissipation plate moves downwards; the air-cooled circulating heat dissipation assembly further comprises a rain shielding plate hinged between the two fixing pieces and a pair of trigger pieces symmetrically hinged between the rain shielding plate and the movable heat dissipation plate; when the water storage groove moves downwards, the trigger piece is used for pushing the movable radiating plate to move downwards;
the water cooling circulation heat dissipation assembly comprises a mounting groove, a first heat conducting plate, a second heat conducting plate, a plurality of serpentine water guide pipes, a plurality of water guide pipes, a water through hole and an L-shaped water receiving pipe, wherein the mounting groove is arranged at the bottom of the drawer along the length direction of the cabinet body at equal intervals, the first heat conducting plate and the second heat conducting plate are symmetrically and fixedly arranged at the upper end and the lower end of the mounting groove, the serpentine water guide pipes are horizontally arranged between the first heat conducting plate and the second heat conducting plate, the water guide pipes are communicated between the serpentine water guide pipes, the water through hole penetrates through one side of the water storage groove, and the L-shaped water receiving pipe is arranged inside the fixing piece and is used for communicating the water guide pipes and the water through hole.
Preferably, a plurality of vertically arranged dustproof nets are arranged in the movable heat dissipation plate at equal intervals, and an activated carbon adsorption net for adsorbing humid air is arranged between two adjacent dustproof nets.
Preferably, the cross section of the ventilation opening is square, and the ventilation opening is matched with the movable heat dissipation plate.
Preferably, the air-cooled circulating heat dissipation assembly further comprises a heat dissipation fan assembled on one side of the inner wall of the ventilation opening, a power supply horizontally arranged at the top of the guide groove, and a conductive sheet horizontally arranged at the top of the movable heat dissipation plate and electrically connected with the power supply.
Preferably, the air-cooled circulating heat dissipation assembly further comprises a pair of dust cleaning brushes symmetrically arranged on two sides of the movable heat dissipation plate and fixedly connected with the top of the ventilation opening, and the pair of dust cleaning brushes correspond to each other and are propped against the dust screen.
Preferably, conical flow guide bosses are arranged at the top of the second heat conduction plate at equal intervals along the length direction of the second heat conduction plate, and a flow guide water tank is formed between two adjacent conical flow guide bosses.
Preferably, a communicating pipe is communicated between the diversion water tank and the water guide pipe, and one-way valves are arranged in the communicating pipe and the L-shaped water receiving pipe.
Preferably, the snakelike aqueduct output of cabinet body bottom communicates there is the drain pipe, the drain pipe runs through the cabinet body and extends to cabinet body outer wall one side.
Preferably, the water storage assembly further comprises water baffles symmetrically and fixedly arranged on two sides of the top of the cabinet body, the cross section of each water baffle is concave, and the two water baffles correspond to each other.
Preferably, the two sides of the inner wall of the drawer are respectively provided with a ventilation net, and a plurality of through holes are formed in the bottom of the drawer at equal intervals.
Compared with the prior art, the above technical scheme has the following beneficial effects:
according to the invention, the rainwater is collected through the water storage component, so that the air cooling circulation heat dissipation component and the water cooling circulation heat dissipation component can be driven to automatically switch the heat dissipation mode according to the rainy day, and the electric elements are cooled to be at the normal operation temperature, thereby achieving the heat dissipation purpose, greatly improving the heat dissipation effect, ensuring the normal operation of equipment and prolonging the service life of the equipment.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention. In the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a cross-sectional view of the overall structure of the present invention;
FIG. 3 is a cross-sectional view of the internal structure of the cabinet of the invention;
FIG. 4 is a schematic view of a part of a water-cooled circulating heat dissipation assembly according to the present invention;
FIG. 5 is a schematic view of a partial structure of the water storage assembly of the present invention;
FIG. 6 is an enlarged view of the structure of FIG. 2A in accordance with the present invention;
FIG. 7 is an enlarged view of the structure of FIG. 3B in accordance with the present invention;
fig. 8 is an enlarged view of the structure of fig. 3 at C in accordance with the present invention.
In the figure:
1. a cabinet body; 2. a drawer; 21. a breathable net; 22. a through hole; 201. a filter screen; 3. a vent; 4. a water baffle; 5. a heat dissipation mechanism; 6. a water storage assembly; 61. a fixing member; 62. a water storage tank; 63. a guide rod; 64. a first damping member; 7. an air-cooled circulating heat dissipation assembly; 71. a guide groove; 72. moving the heat dissipation plate; 721. a dust screen; 722. an activated carbon adsorption net; 73. a second damping member; 74. a rain shield; 75. a trigger; 76. a heat radiation fan; 761. a power supply; 762. a conductive sheet; 77. a dust cleaning brush; 8. a water-cooling circulation heat dissipation assembly; 81. a mounting groove; 82. a first heat-conducting plate; 83. a second heat-conducting plate; 831. conical flow guide bosses; 832. a diversion water tank; 833. a communicating pipe; 84. serpentine water guide pipe; 85. a water conduit; 86. a water through hole; 87. an L-shaped water receiving pipe; 88. and (5) a water drain pipe.
Detailed Description
In order to make the present application solution better understood by those skilled in the art, the following description will be made in detail and with reference to the accompanying drawings in the embodiments of the present application, it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, shall fall within the scope of the present application.
It should be noted that the terms "first," "second," and the like in the description and claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate in order to describe the embodiments of the present application described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
In the present application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate an azimuth or a positional relationship based on that shown in the drawings. These terms are used primarily to better describe the present application and its embodiments and are not intended to limit the indicated device, element or component to a particular orientation or to be constructed and operated in a particular orientation.
Also, some of the terms described above may be used to indicate other meanings in addition to orientation or positional relationships, for example, the term "upper" may also be used to indicate some sort of attachment or connection in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.
Furthermore, the terms "mounted," "configured," "provided," "connected," "coupled," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; may be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements, or components. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.
As shown in fig. 1-8, an MNS low voltage draw-out type switch cabinet with dampproof performance includes a cabinet body 1, a plurality of drawers 2 are equidistantly arranged in the vertical direction of the cabinet body 1, the drawers 2 divide the interior of the cabinet body 1 into a plurality of working chambers which are independently used for installing electrical components, a plurality of groups of ventilation openings 3 are symmetrically arranged on two sides of the interior of the cabinet body 1 relative to the central axis of the drawers 2, heat dissipation mechanisms 5 are arranged on two sides of the cabinet body 1, and the heat dissipation mechanisms 5 comprise:
the number of the ventilation openings 3 in each group is two, and the two ventilation openings 3 are corresponding to each other, so that air is convected, thereby increasing the heat dissipation efficiency, and meanwhile, the drawer 2 divides the interior of the cabinet body 1 into a plurality of working chambers which are independently used for mounting electric elements, so that the electric elements are independently partitioned, the mutual interference among the working chambers is avoided, and the heat dissipation can be accelerated to a certain extent;
the water storage assembly 6 comprises two pairs of fixing pieces 61 symmetrically arranged on two sides of the top of the cabinet body 1, a water storage groove 62 vertically arranged between the pair of fixing pieces 61 and capable of sliding along the vertical direction, and two groups of guide rods 63 symmetrically penetrating through the two sides of the water storage groove 62 and fixed in the fixing pieces 61, the water storage assembly 6 further comprises a first damping piece 64 for providing damping when the water storage groove 62 moves downwards, when rainy days are met, some rainwater can enter the water storage groove 62, when the rainwater collected in the water storage groove 62 increases, the whole gravity of the water storage groove 62 gradually increases and then moves downwards along the guide rods 63, so that the first damping piece 64 is extruded, and when rainy stops, the water in the water storage groove 62 is gradually discharged and evaporated, and is reset under the elastic action of the first damping piece 64;
the air-cooled circulating heat dissipation assembly 7 comprises two guide grooves 71 symmetrically arranged along the central axis of the cabinet body 1 and penetrating through a plurality of groups of ventilation openings 3, a movable heat dissipation plate 72 vertically arranged along the inside of the ventilation openings 3 and capable of sliding along the vertical direction, and a second damping piece 73 for providing damping when the movable heat dissipation plate 72 moves downwards; the air-cooled circulating heat dissipation assembly 7 further comprises a rain shield 74 hinged between the two fixing members 61 and a pair of triggering members 75 symmetrically hinged between the rain shield 74 and the movable heat dissipation plate 72; when the water storage tank 62 moves downwards, the triggering piece 75 is used for pushing the movable heat dissipation plate 72 to move downwards, wherein the water storage tank 62 is matched with the rain shielding plate 74, when the water storage tank 62 moves downwards, the rain shielding plate 74 is pushed to rotate, so that the triggering piece 75 is driven to push the movable heat dissipation plate 72 to move downwards until the rain shielding plate 74 completely shields the ventilation opening 3, the rainwater is prevented from entering the cabinet 1 in a rainy day when the cabinet 1 is in a sealed state, meanwhile, the heat generated by the operation of the electrical components in the drawer 2 is used for heating and gasifying water, the gas volume is increased and then expanded, and the air pressure is used for drying and dehumidifying the switch cabinet, so that the water content in the switch cabinet is reduced, and the utilization efficiency of the heat in the switch cabinet is improved;
the water-cooling circulation heat dissipation component 8 comprises a mounting groove 81 which is arranged at the bottom of the drawer 2 at equal intervals along the length direction of the cabinet body 1, a first heat conduction plate 82 and a second heat conduction plate 83 which are symmetrically and fixedly arranged at the upper end and the lower end of the mounting groove 81, and a snake-shaped water guide pipe 84 which is horizontally arranged between the first heat conduction plate 82 and the second heat conduction plate 83, wherein a plurality of the snake-shaped water guide pipes 84 are communicated with each other, the water-cooling circulation heat dissipation component 8 also comprises a water through hole 86 which penetrates through one side of the water storage groove 62 and an L-shaped water receiving pipe 87 which is arranged in the two fixing pieces 61 and is used for communicating the water guide pipes 85 and the water through holes 86, a movable switch is arranged in the water through hole 86, the movable switch is opened when the water through holes 86 in the inner wall of the water storage groove 62 are matched with the L-shaped water receiving pipe 87 in the prior art, so that rainwater in the water storage groove 62 enters the inside the snake-shaped water guide pipe 84 through the L-shaped water receiving pipe 87, when the rain shield 74 is closed, the air cooling circulation heat dissipation assembly 7 is closed and automatically switched to a water cooling heat dissipation mode, the heat generated by the drawer 2 is absorbed through the first heat conduction plate 82 and the second heat conduction plate 83, and the heat is conducted to the serpentine water guide pipe 84 for heat exchange, so that the electric components are cooled to be at normal operation temperature, the heat dissipation purpose is achieved, the heat dissipation effect is good, the rainwater after heat exchange is discharged into the cabinet 1 through the water drain pipe 88, after the rainwater in the serpentine water guide pipe 84 is discharged after the rainwater is stopped, the water storage tank 62 is gradually lifted, the second damping piece 73 extrudes the movable heat dissipation plate 72, the movable heat dissipation plate 72 is lifted, the rain shield 74 is pushed to rotate and switch to the air cooling circulation heat dissipation mode at the same time, the rainwater is collected through the water storage assembly, the automatic heat dissipation mode switching can be carried out according to the rainy day in a combined water cooling and air cooling mode, the heat dissipation effect is greatly improved, the normal operation of the equipment is ensured, and the service life of the equipment is prolonged.
In this embodiment, a plurality of vertically arranged dust-proof nets 721 are disposed in the movable heat dissipation plate 72 at equal intervals, an activated carbon adsorption net 722 for adsorbing humid air is disposed between two adjacent dust-proof nets 721, when the rain shield 74 is in an open state, the dust-proof nets 721 in the movable heat dissipation plate 72 correspond to the ventilation openings 3, so as to filter and intercept dust in the air, when the movable heat dissipation plate 72 moves down, the dust-proof nets 721 are driven to move down, and meanwhile, the activated carbon adsorption net 722 moves down to correspond to the ventilation openings 3, when the rain shield 74 seals the ventilation openings 3, the activated carbon adsorption net 722 performs drying and moisture absorption treatment on moisture in the air in the drawer 2, and the activated carbon adsorption net 722 adsorbs and absorbs impurities in the air, so that the effect of drying the air and purifying the air can be achieved.
In this embodiment, the cross section of the ventilation opening 3 is square, and matches with the movable heat dissipation plate 72.
In this embodiment, the air-cooled circulating heat dissipation assembly 7 further includes a heat dissipation fan 76 mounted on one side of the inner wall of the ventilation opening 3, a power supply 761 horizontally disposed on the top of the guide slot 71, and a conductive sheet 762 horizontally disposed on the top of the movable heat dissipation plate 72 and electrically connected to the power supply 761, where the heat dissipation fan 76 is started in the air-cooled circulating heat dissipation mode, so that the hot air in the cabinet 1 can flow bidirectionally, thereby greatly improving the heat dissipation effect in the cabinet 1, and when the cabinet 1 is in a sealed state, the movable heat dissipation plate 72 moves down to drive the conductive sheet 762 to separate from the power supply 761, so that the heat dissipation fan 76 is turned off, and a large amount of energy can be saved.
In this embodiment, the air-cooled circulating heat dissipation assembly 7 further includes a pair of dust cleaning brushes 77 symmetrically disposed on two sides of the movable heat dissipation plate 72 and fixedly connected to the top of the air vent 3, the pair of dust cleaning brushes 77 are corresponding to each other and are offset against the dust screen 721, when the movable heat dissipation plate 72 moves down, the dust screen 721 is driven to move down and contact with the dust cleaning brushes 77, and the dust cleaning brushes 77 sweep dust inside the dust screen 721, so that the service life of the dust screen 721 is prolonged and the heat dissipation effect is improved.
In this embodiment, the top of the second heat-conducting plate 83 is provided with tapered guide bosses 831 at equal intervals along the length direction of the second heat-conducting plate 83, a guide water tank 832 is formed between two adjacent tapered guide bosses 831, heat is conducted to contact with the serpentine guide water pipe 84 through the first heat-conducting plate 82 and the second heat-conducting plate 83, and then liquefied water drops drop onto the tapered guide bosses 831 on the second heat-conducting plate 83 along the first heat-conducting plate 82, and due to the tapered arrangement of the tapered guide bosses 831, water flows into the guide water tank 832 between the two tapered guide bosses 831, and then flows to the outside of the cabinet body 1 along the drain pipe 88, so that high-temperature air containing more water can be liquefied into water drops by using a larger temperature difference and then discharged, thereby accelerating the drying and dampproof speed of the inside of the rear cabinet body 1.
In the present embodiment, a communicating pipe 833 is connected between the diversion trench 832 and the diversion pipe 85, and check valves are disposed in the communicating pipe 833 and the L-shaped water receiving pipe 87.
In this embodiment, the output end of the serpentine water guide pipe 84 at the bottom end of the cabinet body 1 is communicated with a drain pipe 88, and the drain pipe 88 extends to one side of the outer wall of the cabinet body 1 through the cabinet body 1.
In this embodiment, the retaining assembly 6 further includes the fixed breakwater 4 that sets up in cabinet body 1 top both sides of symmetry, breakwater 4 cross-sectional shape sets up to the spill, two correspond between the breakwater 4, through the setting of two breakwater 4, make two breakwater 4 collect the rainwater when the inside water level of catch basin 62 is lower, along with the inside rainwater of catch basin 62 when more, the rainwater flow direction catch basin 62 inside of the inside rainwater of breakwater 4 when catch basin 62 moves down for rainwater collection efficiency.
In this embodiment, ventilation nets 21 are disposed on two sides of the inner wall of the drawer 2, and a plurality of through holes 22 are disposed at equal intervals on the bottom of the drawer 2.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. 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 (10)
1. The utility model provides a MNS low pressure pull-out type cubical switchboard with dampproofing performance, includes the cabinet body (1), the inside vertical direction equidistant a plurality of drawers (2) that are provided with of cabinet body (1), drawer (2) are divided into a plurality of independent working chambers that are used for installing electrical components with cabinet body (1) inside, multiunit vent (3) have been seted up with drawer (2) axis department symmetry to the inside both sides of cabinet body (1), its characterized in that: both sides of the cabinet body (1) are provided with heat dissipation mechanisms (5), and the heat dissipation mechanisms (5) comprise:
the water storage assembly (6) comprises two pairs of fixing pieces (61) symmetrically and fixedly arranged on two sides of the top of the cabinet body (1), a water storage groove (62) vertically arranged between the pair of fixing pieces (61) and capable of sliding along the vertical direction, and two groups of guide rods (63) symmetrically and fixedly arranged on two sides of the water storage groove (62) and fixedly arranged in the fixing pieces (61), and the water storage assembly (6) further comprises a first damping piece (64) for providing damping when the water storage groove (62) moves downwards;
the air cooling circulation heat dissipation assembly (7) comprises two guide grooves (71) which are symmetrically arranged along the central axis of the cabinet body (1) and penetrate through a plurality of groups of ventilation openings (3), a movable heat dissipation plate (72) which is vertically arranged along the inside of the ventilation openings (3) and can slide along the vertical direction, and a second damping piece (73) which is used for providing damping when the movable heat dissipation plate (72) moves downwards; the air-cooled circulating heat dissipation assembly (7) further comprises a rain shielding plate (74) hinged between the two fixing pieces (61) and a pair of trigger pieces (75) symmetrically hinged between the rain shielding plate (74) and the movable heat dissipation plate (72); when the water storage groove (62) moves downwards, the trigger piece (75) is used for pushing the movable radiating plate (72) to move downwards;
the utility model provides a water-cooling circulation cooling subassembly (8), its includes along equidistant mounting groove (81) that sets up in drawer (2) bottom of cabinet body (1) length direction, symmetrical fixed first heat-conducting plate (82) and second heat-conducting plate (83) that set up both ends about mounting groove (81) and level set up serpentine aqueduct (84) between first heat-conducting plate (82) and second heat-conducting plate (83), a plurality of intercommunication has aqueduct (85) between serpentine aqueduct (84), water-cooling circulation cooling subassembly (8) still include through water storage tank (62) one side through-hole (86) and set up two inside L shape water receiving pipe (87) that are used for intercommunication aqueduct (85) and through-hole (86) of mounting (61).
2. The MNS low voltage draw-out switchgear with moisture resistance of claim 1, wherein: a plurality of vertically arranged dustproof nets (721) are arranged in the movable radiating plate (72) at equal intervals, and an activated carbon adsorption net (722) for adsorbing humid air is arranged between every two adjacent dustproof nets (721).
3. The MNS low voltage draw-out switchgear with moisture resistance of claim 1, wherein: the cross section of the ventilation opening (3) is square, and the ventilation opening is matched with the movable radiating plate (72).
4. The MNS low voltage draw-out switchgear with moisture resistance of claim 1, wherein: the air-cooled circulating heat dissipation assembly (7) further comprises a heat dissipation fan (76) assembled on one side of the inner wall of the ventilation opening (3), a power supply (761) horizontally arranged at the top of the guide groove (71) and a conducting plate (762) horizontally arranged at the top of the movable heat dissipation plate (72) and electrically connected with the power supply (761).
5. The MNS low voltage draw-out switchgear with moisture resistance of claim 2, wherein: the air cooling circulation heat dissipation assembly (7) further comprises a pair of dust cleaning brushes (77) which are symmetrically arranged on two sides of the movable heat dissipation plate (72) and fixedly connected with the top of the ventilation opening (3), and the pair of dust cleaning brushes (77) correspond to each other and are propped against the dust screen (721).
6. The MNS low voltage draw-out switchgear with moisture resistance of claim 1, wherein: conical flow guide bosses (831) are arranged at the top of the second heat conducting plate (83) at equal intervals along the length direction of the second heat conducting plate (83), and a flow guide water tank (832) is formed between two adjacent conical flow guide bosses (831).
7. The MNS low voltage draw-out switchgear with moisture resistance of claim 6, wherein: a communicating pipe (833) is communicated between the diversion water tank (832) and the diversion pipe (85), and one-way valves are arranged inside the communicating pipe (833) and the L-shaped water receiving pipe (87).
8. The MNS low voltage draw-out switchgear with moisture resistance of claim 1, wherein: the output end of the serpentine water guide pipe (84) at the bottom end of the cabinet body (1) is communicated with a drain pipe (88), and the drain pipe (88) penetrates through the cabinet body (1) and extends to one side of the outer wall of the cabinet body (1).
9. The MNS low voltage draw-out switchgear with moisture resistance of claim 1, wherein: the water storage assembly (6) further comprises water baffles (4) symmetrically and fixedly arranged on two sides of the top of the cabinet body (1), the cross section of each water baffle (4) is concave, and the two water baffles (4) correspond to each other.
10. The MNS low voltage draw-out switchgear with moisture resistance of claim 1, wherein: the novel drawer is characterized in that ventilation nets (21) are arranged on two sides of the inner wall of the drawer (2), and a plurality of through holes (22) are formed in the bottom of the drawer (2) at equal intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210362186.XA CN114665407B (en) | 2022-04-07 | 2022-04-07 | MNS low-voltage draw-out type switch cabinet with moisture-proof performance |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210362186.XA CN114665407B (en) | 2022-04-07 | 2022-04-07 | MNS low-voltage draw-out type switch cabinet with moisture-proof performance |
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| CN114665407A CN114665407A (en) | 2022-06-24 |
| CN114665407B true CN114665407B (en) | 2024-03-19 |
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| CN115149448B (en) * | 2022-07-27 | 2023-04-07 | 南京中锐电气有限公司 | Low-voltage draw-out type switch cabinet with detection function |
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| CN114665407A (en) | 2022-06-24 |
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