CN112909771B - Basement looped netowrk cabinet of convenient installation - Google Patents
Basement looped netowrk cabinet of convenient installation Download PDFInfo
- Publication number
- CN112909771B CN112909771B CN202110098997.9A CN202110098997A CN112909771B CN 112909771 B CN112909771 B CN 112909771B CN 202110098997 A CN202110098997 A CN 202110098997A CN 112909771 B CN112909771 B CN 112909771B
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- shell
- base
- air outlet
- main unit
- ring main
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- 238000009434 installation Methods 0.000 title description 14
- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 238000007789 sealing Methods 0.000 claims abstract description 20
- 238000004146 energy storage Methods 0.000 claims description 33
- 239000011232 storage material Substances 0.000 claims description 30
- 238000009423 ventilation Methods 0.000 claims description 13
- 239000011148 porous material Substances 0.000 claims description 12
- 230000008859 change Effects 0.000 claims description 11
- 238000004140 cleaning Methods 0.000 claims description 10
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- 238000004804 winding Methods 0.000 claims description 3
- 239000012535 impurity Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 238000001816 cooling Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 229910052782 aluminium Inorganic materials 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 230000017525 heat dissipation Effects 0.000 description 4
- 241001465754 Metazoa Species 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 241000238631 Hexapoda Species 0.000 description 1
- 241000699670 Mus sp. Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000006262 metallic foam Substances 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 239000012782 phase change material Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 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
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/301—Cabinet-type casings; Parts thereof or accessories therefor mainly consisting of a frame onto which plates are mounted
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M29/00—Scaring or repelling devices, e.g. bird-scaring apparatus
- A01M29/30—Scaring or repelling devices, e.g. bird-scaring apparatus preventing or obstructing access or passage, e.g. by means of barriers, spikes, cords, obstacles or sprinkled water
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/68—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements
- B01D46/681—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements by scrapers, brushes or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/12—Brushes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
-
- 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
- H02B1/303—Bases or feet
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Birds (AREA)
- Insects & Arthropods (AREA)
- Pest Control & Pesticides (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Special Chairs (AREA)
Abstract
The invention discloses a basement ring main unit convenient to install, which comprises a base, wherein the top end of the base is provided with a mounting mechanism, the mounting mechanism comprises a shell, a cover plate, connecting rods, limiting rods, rubber strips, positioning bolts, grooves, sealing blocks and fixing bolts, the side part of the top end of the base is embedded with the shell, the outer side of the top end of the shell is sleeved with the cover plate, and the top end of the base is provided with the connecting rods at equal intervals.
Description
Technical Field
The invention relates to the technical field of electrical equipment, in particular to a basement ring main unit convenient to install.
Background
The ring main unit is a group of high-voltage switch equipment which is arranged in a metal or nonmetal insulating cabinet body or is made into an electric equipment of an assembled interval ring main power supply unit, and the core part of the ring main unit adopts a load switch and a fuse, so that the ring main unit has the advantages of simple structure, small volume, low price, capability of improving power supply parameters and performance, power supply safety and the like;
but the looped netowrk cabinet on the present market, in the in-service use, owing to lack installation mechanism, lead to the staff to the installation time and energy of looped netowrk cabinet to the staff has reduced the installation effectiveness to the looped netowrk cabinet.
Disclosure of Invention
The invention provides a basement ring main unit convenient to install, which can effectively solve the problem that in the prior art, due to the lack of an installation mechanism, workers take time and labor for installing the ring main unit in the actual use process, so that the installation efficiency of the workers on the ring main unit is reduced.
In order to achieve the above purpose, the present invention provides the following technical solutions: the basement ring main unit convenient to install comprises a base, wherein an installation mechanism is installed at the top end of the base;
the mounting mechanism comprises a shell, a cover plate, a connecting rod, a limiting rod, a rubber strip, a positioning bolt, a groove, a sealing block and a fixing bolt;
the side part of the top end of the base is embedded with a shell, the outer side of the top end of the shell is sleeved with a cover plate, the top end of the base is equidistantly provided with connecting rods, the bottom end and the top end of the shell are connected with limiting rods, one end of each limiting rod is connected with a rubber strip, the limiting rod is fixedly connected with the base through a positioning bolt, a groove is formed in the bottom end of the base, corresponding to the position of the positioning bolt, a sealing block is embedded into the inner side of the groove, and the limiting rod is fixedly connected with the cover plate through a fixing bolt.
Preferably, the cross section of the cover plate is the same as that of the base, and the limiting rod penetrates through the shell, the limiting rod and the rubber strip.
Preferably, an adjusting mechanism is arranged on the inner side of the shell;
the adjusting mechanism comprises a sliding block, a fixed plate, a sliding plate, a rotating shaft, a handle, an arc-shaped block, a limiting block, a positioning spring, a positioning block, a fixed box, a fan and a ventilation pipe;
the utility model discloses a motor vehicle is characterized in that a sliding block is connected to the inside top of shell, slider one side bottom is connected with the fixed plate, the inboard sliding connection of fixed plate has the slide, the inside rotation of slide and slider is connected with the pivot, handle is installed to pivot one end, another tip outside symmetry of pivot is connected with the arc piece, the inside equal sliding connection of corresponding arc piece position department of slide and slider has the stopper, stopper top embedding is connected with positioning spring, the stopper is connected with the locating piece through positioning spring, shell one side mid-mounting has the fixed box, fixed box inboard fixed mounting has the fan, fixed box one side embedding is connected with the ventilation pipe.
Preferably, one end of the ventilation pipe penetrates through the inside of the sliding block, the input end of the fan is electrically connected with the output end of the external power supply, the limiting block and the positioning block longitudinally slide in the sliding plate, and the limiting block and the positioning block transversely slide in the sliding block.
Preferably, the filter screen is connected in the embedding of fixed case bottom, the spout has been seted up to fixed case bottom position department that corresponds the filter screen both sides.
Preferably, the inner side of the sliding groove is connected with a cleaning brush in a sliding manner, and the top end of the cleaning brush is contacted with the bottom end of the filter screen.
Preferably, the basement ring main unit further comprises a seat cushion arranged on the ground of the basement; the seat cushion is positioned below the base to support the base; the upper end surface of the seat cushion is a heat conducting surface and is fully contacted with the base; a sealing cavity is arranged in the seat cushion; the bottom of the seat cushion downwards extends a plurality of hollow sealing heat conduction pipes to be inserted into the ground; the sealed heat conduction pipe is communicated with the sealed cavity; the sealed cavity and the hollow sealed heat conduction pipe are filled with phase change energy storage materials.
Preferably, a metal honeycomb structure is arranged in the sealed cavity, and the phase-change energy storage material is filled in the metal honeycomb structure; and a porous material layer is laid at the bottom of the sealed cavity.
Preferably, the side surface of the seat cushion is an arc surface, and the arc surface gradually bends and extends outwards from top to bottom; the top of the cambered surface is provided with a continuous annular air outlet slit along the outer ring of the seat cushion; the annular air outlet slot faces to the middle part or the upper part of the ring main unit; a heat exchange air outlet pipe is arranged in the seat cushion corresponding to the annular air outlet slit; the annular air outlet slot is communicated with the heat exchange air outlet pipe through an arc-shaped air duct, and the heat exchange air outlet pipe is coiled in the sealed cavity and communicated with a compressor; the air compressor presses external air into the heat exchange air outlet pipe and ejects the external air through the annular air outlet fine seam.
Further, an arc-shaped air deflector is arranged on the outer winding shell at the middle part or the upper part of the ring main unit; the arc-shaped air deflector is spaced from the shell, and forms an air guide channel with an upper wide diameter, a lower wide diameter and a contracted middle diameter; the air guide channel is positioned in the direction of the air ring sprayed out by the annular air outlet slit.
Compared with the prior art, the invention has the beneficial effects that: the invention has scientific and reasonable structure and safe and convenient use:
1. be provided with installation mechanism, the staff of being convenient for assembles base, shell and apron, also be convenient for the staff fix base, shell and apron position after the equipment to reduced the degree of difficulty of staff's installation looped netowrk cabinet, simultaneously, through the connecting rod, can strengthen the structural strength of looped netowrk cabinet, thereby improved the stability when the looped netowrk cabinet is used, through recess and sealing block, can avoid the rivers and the positioning bolt direct contact of basement, thereby avoid positioning bolt to take place the corrosion phenomenon, and then avoid positioning bolt to rust the condition that causes the staff later stage to be inconvenient for dismantling positioning bolt.
2. The adjusting mechanism is arranged, so that a worker can conveniently adjust the position of the sliding plate, the worker can conveniently fix the position of the adjusted sliding plate, the sliding plate is prevented from being shifted in the use process, the worker can conveniently adjust the position of the air outlet port of the ventilating pipe, and the worker can conveniently conduct heat dissipation treatment on electric elements in the ring main unit according to the requirement.
3. Be provided with filter screen, spout and cleaning brush, can avoid the looped netowrk cabinet in the external impurity entering looped netowrk cabinet of heat dissipation in-process, also avoided impurity to cause the jam of ventilation pipe, simultaneously, also be convenient for the staff clear up the impurity that the filter screen surface is attached to the degree of difficulty of staff clearance filter screen has been reduced.
4. The seat cushion is arranged, the sealing cavity is arranged in the seat cushion, and the phase-change energy storage material is filled, so that the temperature regulation of the ring main unit can be realized through the phase-change energy storage function of the phase-change energy storage material, and the adverse effect on the operation of electric devices in the ring main unit due to overlarge temperature difference between the day and night of the basement is avoided; simultaneously, a hollow sealing heat-conducting pipe inserted into the ground is arranged, and a large temperature difference is formed between the low temperature of the ground and the ring main unit, so that the heat generated by the ring main unit and the heat of the phase-change energy storage material are continuously conducted into the ground; the metal honeycomb structure is arranged in the sealed cavity, and the phase change energy storage material is filled in the honeycomb structure, so that the heat conductivity can be improved, the structural strength of the seat cushion can be enhanced, and the pressure bearing capacity of the seat cushion can be improved; the porous material layer is paved at the bottom of the sealed cavity and has the function of conducting upwards at low temperature due to low ground temperature when the phase-change energy storage material is solidified, and the porous material layer and the phase-change energy storage material have large contact area and are dispersed into the pores, so that the phase-change energy storage material at the position is solidified firstly, the pores are blocked by the solidified phase-change energy storage material, the exchange of the phase-change energy storage material in the sealed cavity and the hollow sealed heat conducting pipe is temporarily isolated, and the contact area between the phase-change energy storage material and the upper end surface of the seat cushion is reduced due to the downward shrinkage of the phase-change energy storage material in the solidification process, and the heat conducting efficiency is reduced.
5. The ring-shaped air outlet slot and the heat exchange air outlet pipe are arranged, pressurized external air is filled into the heat exchange air outlet pipe by utilizing the air compressor, the air is sprayed out to the ring main unit shell through the ring-shaped air outlet slot to form a ring-shaped air film, the effect of air multiplication is achieved, a larger amount of air is driven to cool the ring main unit, meanwhile, the air pressure in the range of the ring-shaped air outlet slot is lower than that of the air film, negative pressure is generated between the ring main unit shell and the seat cushion, the air in the ring main unit is sucked out from the bottom or lower side edge opening, and the air in the ring main unit is forced to realize internal and external exchange circulation, so that the cooling function is further improved; the heat exchange air outlet pipe exchanges heat with the phase change energy storage material, so that the temperature is reduced before air is sprayed out, and the temperature reduction function can be promoted; the side surface of the seat cushion is an arc surface, and under the condition that the annular air outlet fine seam sprays an air film and negative pressure is generated nearby, air close to the ground is adsorbed to flow to be fused with the air film through the arc surface to increase the air quantity, and the temperature of the ground of the basement is lower than that of the air, so that the cooling function can be further improved; simultaneously set up arc aviation baffle and wind-guiding passageway, on the one hand reduce the bounce of air injection on the looped netowrk cabinet shell, the contact time of extension air and looped netowrk cabinet shell improves heat transfer efficiency, the reducing portion that on the other hand formed has utilized Bernoulli's principle, improved the wind speed, strengthened the negative pressure, thereby further strengthen the differential pressure power with the inside air of looped netowrk cabinet from bottom suction, and arc aviation baffle is the convex cambered surface in wind-guiding one side, consequently also utilized the coanda effect simultaneously, the outside divergent flow loss of attached arc aviation baffle of air after the heat transfer, avoid the air after the heat transfer to be inhaled by the looped netowrk cabinet again.
6. The air film wind ring which is blown upwards through the annular air outlet slit can prevent mice, insects and other small animals from entering the ring main unit, and the ring main unit is ensured not to be damaged by the entrance of the small animals.
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 structure of the mounting mechanism of the present invention;
FIG. 3 is a schematic view of the structure of the adjustment mechanism of the present invention;
FIG. 4 is a schematic view of the structure of the filter screen of the present invention;
FIG. 5 is a schematic view of the structure of the area A of FIG. 2 according to the present invention;
FIG. 6 is a schematic view of the structure of the area B of FIG. 3 according to the present invention;
FIG. 7 is a schematic view of the construction and operation of the seat cushion of the present invention;
fig. 8 is an enlarged view of the circle in fig. 7.
Reference numerals in the drawings: 1. a base;
2. a mounting mechanism; 201. a housing; 202. a cover plate; 203. a connecting rod; 204. a limit rod; 205. a rubber strip; 206. positioning bolts; 207. a groove; 208. a sealing block; 209. a fixing bolt;
3. an adjusting mechanism; 301. a slide block; 302. a fixing plate; 303. a slide plate; 304. a rotating shaft; 305. a handle; 306. an arc-shaped block; 307. a limiting block; 308. a positioning spring; 309. a positioning block; 310. a fixed box; 311. a blower; 312. a ventilation pipe;
4. a filter screen; 5. a chute; 6. a cleaning brush;
7. a seat cushion; 71. sealing the cavity; 72. hollow sealed heat conducting pipe; 73. annular air outlet fine slits; 74. a heat exchange air outlet pipe; 75. an arc-shaped air duct; 76. a porous material layer;
8. an arc-shaped air deflector; 81. and an air guide channel.
Detailed Description
The preferred embodiments of the present invention will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present invention only, and are not intended to limit the present invention.
Examples: as shown in fig. 1-8, the invention provides a technical scheme, namely a basement ring main unit convenient to install, which comprises a base 1, wherein an installation mechanism 2 is arranged at the top end of the base 1 for facilitating the installation of the ring main unit by workers;
the mounting mechanism 2 comprises a shell 201, a cover plate 202, a connecting rod 203, a limiting rod 204, a rubber strip 205, a positioning bolt 206, a groove 207, a sealing block 208 and a fixing bolt 209;
the shell 201 is embedded into the side part of the top end of the base 1, the cover plate 202 is sleeved on the outer side of the top end of the shell 201, the cross section size of the cover plate 202 is the same as that of the base 1, the connecting rods 203 are installed on the top end of the base 1 at equal intervals, the bottom end and the top end of the shell 201 are both connected with the limiting rods 204, one end of each limiting rod 204 is connected with a rubber strip 205, each limiting rod 204 penetrates through the shell 201, each limiting rod 204 and the inside of each rubber strip 205, each limiting rod 204 is fixedly connected with the base 1 through a positioning bolt 206, a groove 207 is formed in the position, corresponding to the positioning bolt 206, of the bottom end of the base 1, a sealing block 208 is embedded into the inner side of each groove 207, and each limiting rod 204 is fixedly connected with the cover plate 202 through a fixing bolt 209, so that the difficulty of installing a ring main unit by workers is reduced;
in order to facilitate the heat dissipation treatment of workers in the ring main unit, an adjusting mechanism 3 is arranged on the inner side of the shell 201;
the adjusting mechanism 3 comprises a sliding block 301, a fixed plate 302, a sliding plate 303, a rotating shaft 304, a handle 305, an arc-shaped block 306, a limiting block 307, a positioning spring 308, a positioning block 309, a fixed box 310, a fan 311 and a ventilation pipe 312;
the top of the inner side of the shell 201 is slidably connected with a sliding block 301, the bottom of one side of the sliding block 301 is connected with a fixing plate 302, the inner side of the fixing plate 302 is slidably connected with a sliding plate 303, both the sliding plate 303 and the inner side of the sliding block 301 are rotatably connected with a rotating shaft 304, one end part of the rotating shaft 304 is provided with a handle 305, the outer side of the other end part of the rotating shaft 304 is symmetrically connected with an arc-shaped block 306, both the sliding plate 303 and the inner side of the sliding block 301 are slidably connected with a limiting block 307, the top end of the limiting block 307 is embedded and connected with a positioning spring 308, the limiting block 307 is connected with a positioning block 309 through the positioning spring 308, the limiting block 307 and the positioning block 309 longitudinally slide in the sliding plate 303, the limiting block 307 and the positioning block 309 transversely slide in the sliding block 301, a fixing box 310 is arranged in the middle of one side of the shell 201, a fan 311 is fixedly arranged in the inner side of the fixing box 310, the fan 311 is of the type AB4512HX-GD7, the input end of the fan 311 is electrically connected with the output end of an external power supply, one side of the fixing box 310 is embedded and connected with a ventilation pipe 312, and one end part of the ventilation pipe 312 penetrates the inner side of the sliding block 301, so that a worker can conveniently adjust the position of the air outlet of the ventilation pipe 312 according to needs;
in order to avoid external impurity to get into inside the fixed case 310, fixed case 310 bottom embedding is connected with filter screen 4, and fixed case 310 bottom corresponds filter screen 4 both sides position department and has seted up spout 5, and spout 5 inboard sliding connection has cleaning brush 6, and cleaning brush 6 top and filter screen 4 bottom contact to the staff of being convenient for clear up the impurity that filter screen 4 surface is attached.
The working principle and the using flow of the invention are as follows: in the practical use process, a worker firstly connects the connecting rod 203 with the base 1, the connecting rod 203 and the base 1 can be fixed through the positioning bolt 206, at the moment, the worker embeds the sealing block 208 into the inner side of the groove 207, so that the installation of the connecting rod 203 is completed, the worker sleeves the rubber strip 205 on the outer side of the connecting rod 203, then the worker sleeves the shell 201 on the outer side of the connecting rod 203 to slide downwards, so that the limiting rod 204 is embedded into the base 1, at the moment, the bottom end of the rubber strip 205 is contacted with the base 1, the top end of the rubber strip 205 is contacted with the limiting rod 204, then the worker embeds the limiting rod 204 at the top end of the shell 201 into the bottom end of the cover plate 202, at the same time, the top end of the connecting rod 203 is contacted with the bottom end of the cover plate 202, and the position of the cover plate 202 can be fixed through the fixing bolt 209, so that the installation of the ring main unit is completed;
during the use process of the ring main unit, a worker can adjust the position of the fixed plate 302 through sliding of the sliding block 301 on the inner side of the shell 201, the position of the sliding plate 303 can be adjusted through sliding of the sliding plate 303 on the inner side of the fixed plate 302, after the sliding plate 303 moves to a proper position, the worker rotates the handle 305, the rotating shaft 304 can start rotating, the arc-shaped block 306 can start rotating through the fixed connection between the arc-shaped block 306 and the rotating shaft 304, the position of the limiting block 307 can move through the rotation of the arc-shaped block 306, the positioning spring 308 can elastically squeeze the positioning block 309 through the elastic action of the positioning spring 308, so that the positioning block 309 is squeezed with the inner side of the shell 201, the positioning block 309 is squeezed with the inner side of the fixed plate 302, the position of the sliding plate 303 can be fixed, and the position of the vent pipe 312 air outlet port of the vent pipe 312 can be adjusted through embedding the vent pipe 312 into the sliding plate 303;
finally, the staff starts fan 311, can extract external air, through ventilation pipe 312, can make air and then the looped netowrk cabinet inside to can carry out the heat dissipation to the electrical components in the looped netowrk cabinet and handle, through filter screen 4, can carry out filtration to the air of extraction, thereby avoid impurity in the air and then the looped netowrk cabinet inside, through the slip of cleaning brush 6 in spout 5 inboard, can make cleaning brush 6 clear up the impurity that filter screen 4 surface is attached.
In addition, in order to improve the heat radiation capability of the ring main unit, the ring main unit is cooled, so that the problems of overheating and overlarge temperature difference between day and night are reduced, and the basement ring main unit further comprises a seat cushion 7 arranged on the ground of the basement; the seat cushion 7 is positioned below the base 1 to support the base 1; the upper end surface of the seat cushion 7 is a heat conducting surface and is fully contacted with the base 1; a sealing cavity 71 is arranged in the seat cushion 7; the bottom of the seat cushion 7 is downwards extended with a plurality of hollow sealing heat-conducting pipes 72 which are inserted into the ground; the sealed heat pipe 72 is communicated with the sealed cavity 71; the sealed cavity 71 and the hollow sealed heat conducting pipe 72 are filled with phase change energy storage materials.
In order to improve the heat conductivity and mechanical structure characteristics of the phase change material, the phase change energy storage material is filled into the honeycomb plate to be used as a main body of the phase change device. The high porosity honeycomb material is a composite material that closely resembles the nest of a bee. Because the density of aluminum is small, the heat conductivity is high, the chemical corrosion resistance is good, and the connection between aluminum and aluminum is superior to other connections, the high-porosity aluminum honeycomb structure can overcome the defect that the density of a general metal foam structure is high, so that the energy storage density is reduced, and the honeycomb core shape of the honeycomb plate is provided with regular hexagons, diamonds, rectangles, bubbles, circles and the like according to the plane projection shape, wherein the regular hexagons are material-saving, simple to manufacture, have the highest structural efficiency, and can bear larger pressure in the direction of honeycomb holes.
A porous material layer 76 is laid at the bottom of the sealed cavity 71.
The temperature regulation of the ring main unit is realized through the phase change energy storage function of the phase change energy storage material, and adverse effects on the operation of electric devices in the ring main unit due to overlarge temperature difference between the day and night of the basement are avoided; the hollow sealing heat-conducting pipe 72 is inserted into the ground, and the heat generated by the ring main unit and the heat of the phase-change energy-storage material are continuously conducted into the ground by utilizing the large temperature difference between the low temperature of the ground and the ring main unit; the metal honeycomb structure is arranged in the sealed cavity, and the phase change energy storage material is filled in the honeycomb structure, so that the heat conductivity can be improved, the structural strength of the seat cushion 7 can be enhanced, and the pressure bearing capacity of the seat cushion can be improved; the function of the porous material layer 76 laid at the bottom of the sealed cavity 71 is that when the phase-change energy storage material is solidified, the low temperature is conducted upwards due to the low ground temperature, and the porous material layer 76 and the phase-change energy storage material have a large contact area and disperse the phase-change energy storage material into the pores, so that the phase-change energy storage material at the position is solidified first, the solidified phase-change energy storage material blocks the pores, the exchange of the phase-change energy storage material in the sealed cavity 71 and the hollow sealed heat conducting pipe 72 is temporarily isolated, and the contact area between the phase-change energy storage material and the upper end surface of the seat cushion is reduced due to the downward shrinkage of the phase-change energy storage material in the solidification process, and the heat conducting efficiency is reduced.
The side surface of the seat cushion 7 is an arc surface which gradually bends and extends outwards from top to bottom; the top of the cambered surface is provided with a continuous annular air outlet slit 73 along the outer ring of the seat cushion 7; the annular air outlet slot 73 faces to the middle part or the upper part of the ring main unit; a heat exchange air outlet pipe 74 is arranged in the seat cushion 7 corresponding to the annular air outlet slit 73; the annular air outlet slit 73 is communicated with the heat exchange air outlet pipe 74 through an arc-shaped air duct 75, and the heat exchange air outlet pipe 74 is coiled in the sealed cavity 71 and communicated with a compressor; the compressor presses the outside air into the heat exchange air outlet pipe 74 and ejects the outside air through the annular air outlet slit 73.
An arc-shaped air deflector 8 is arranged on the middle or upper outer winding shell 201 of the ring main unit; an air guide channel 81 with a gap between the arc-shaped air guide plate 8 and the shell 201 and a vertical wide diameter and a reduced middle diameter is formed; the air guide channel 81 is located in the direction of the air ring sprayed out by the annular air outlet slit 73.
The air compressor presses the external air into the heat exchange air outlet pipe 74 and ejects the external air through the annular air outlet slit 73 to form an annular air film, so that an air multiplication effect is achieved, a larger amount of air is driven to cool the ring main unit, meanwhile, the air pressure in the range of the annular air outlet slit 73 is lower than that of the air film, negative pressure is generated between the ring main unit shell 201 and the seat cushion 7, the air in the ring main unit is sucked out from the bottom or the side opening of the lower part, and the air in the ring main unit is forced to realize internal and external exchange circulation, so that the cooling function is further improved; the heat exchange air outlet pipe 74 exchanges heat with the phase change energy storage material, so that cooling is realized before air is sprayed out, and the cooling function can be promoted; in addition, the side surface of the seat cushion 7 is an arc surface, and under the condition that the annular air outlet fine slit 73 sprays an air film and negative pressure is generated nearby, air close to the ground is adsorbed to flow to be fused with the air film through the arc surface to increase the air quantity, and the temperature of the ground of the basement is lower than that of the air, so that the cooling function can be further improved; simultaneously set up arc aviation baffle 8 and wind-guiding passageway 81, on the one hand, reduce the bounce of air injection on looped netowrk cabinet shell 201, the contact time of extension air and looped netowrk cabinet shell 201 improves heat exchange efficiency, the reducing portion of on the other hand formation has utilized Bernoulli's principle, the wind speed has been improved, the negative pressure has been strengthened, thereby further strengthen the differential pressure power with looped netowrk cabinet inside air from bottom suction, and arc aviation baffle 8 is the convex cambered surface in the wind-guiding one side, consequently, the coanda effect has also been utilized simultaneously, the attached arc aviation baffle 8 of air after the heat transfer outwards diverges the flow loss, avoid the air after the heat transfer to be inhaled by the looped netowrk cabinet again.
Finally, it should be noted that: the foregoing is merely a preferred example 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 (6)
1. Install convenient basement looped netowrk cabinet, including base (1), its characterized in that: the top end of the base (1) is provided with a mounting mechanism (2);
the mounting mechanism (2) comprises a shell (201), a cover plate (202), a connecting rod (203), a limiting rod (204), a rubber strip (205), a positioning bolt (206), a groove (207), a sealing block (208) and a fixing bolt (209);
the novel anti-theft device is characterized in that a shell (201) is embedded into the edge of the top end of the base (1), a cover plate (202) is sleeved outside the top end of the shell (201), connecting rods (203) are installed on the top end of the base (1) at equal intervals, limiting rods (204) are connected to the bottom end and the top end of the shell (201), one end of each limiting rod (204) is connected with a rubber strip (205), the limiting rods (204) are fixedly connected with the base (1) through positioning bolts (206), grooves (207) are formed in the bottom end of the base (1) corresponding to the positions of the positioning bolts (206), sealing blocks (208) are embedded inside the grooves (207), and the limiting rods (204) are fixedly connected with the cover plate (202) through fixing bolts (209);
the ring main unit also comprises a seat cushion (7) arranged on the ground of the basement; the seat cushion (7) is positioned below the base (1) to support the base (1); the upper end surface of the seat cushion (7) is a heat conducting surface and is fully contacted with the base (1); a sealing cavity (71) is arranged in the seat cushion (7); the bottom of the seat cushion (7) is downwards extended with a plurality of hollow sealing heat conduction pipes (72) to be inserted into the ground; the sealed heat conduction pipe (72) is communicated with the sealed cavity (71); the sealed cavity (71) and the hollow sealed heat conduction pipe (72) are filled with phase change energy storage materials;
a metal honeycomb structure is arranged in the sealed cavity (71), and the phase-change energy storage material is filled in the metal honeycomb structure; a porous material layer (76) is paved at the bottom of the sealed cavity (71);
the side surface of the seat cushion (7) is an arc surface which gradually bends and extends outwards from top to bottom; the top of the cambered surface is provided with a continuous annular air outlet slit (73) along the outer ring of the seat cushion (7); the annular air outlet slot (73) faces to the middle part or the upper part of the ring main unit; a heat exchange air outlet pipe (74) is arranged in the seat cushion (7) corresponding to the annular air outlet slit (73); the annular air outlet fine seam (73) is communicated with the heat exchange air outlet pipe (74) through an arc-shaped air duct (75), and the heat exchange air outlet pipe (74) is coiled in the sealed cavity (71) and communicated with a compressor; the air compressor presses external air into the heat exchange air outlet pipe (74) and ejects the external air through the annular air outlet slit (73);
an arc-shaped air deflector (8) is arranged on the middle or upper outer winding shell (201) of the ring main unit; an air guide channel (81) with a gap between the arc-shaped air guide plate (8) and the shell (201) and a reduced diameter at the middle part is formed; the air guide channel (81) is positioned in the direction of the air ring sprayed out by the annular air outlet slit (73).
2. The basement ring main unit convenient to install according to claim 1, wherein the cross section of the cover plate (202) is the same as the cross section of the base (1), and the limiting rod (204) penetrates through the shell (201), the limiting rod (204) and the rubber strip (205).
3. A basement ring main unit convenient to install according to claim 1, characterized in that an adjusting mechanism (3) is installed inside the housing (201);
the adjusting mechanism (3) comprises a sliding block (301), a fixed plate (302), a sliding plate (303), a rotating shaft (304), a handle (305), an arc-shaped block (306), a limiting block (307), a positioning spring (308), a positioning block (309), a fixed box (310), a fan (311) and a ventilation pipe (312);
the utility model discloses a shell, including shell (201), slider (301), fixed plate (302) are connected with bottom one side of slider (301), fixed plate (302) are inboard sliding connection has slide (303), slide (303) and slider (301) are inside all to rotate and are connected with pivot (304), handle (305) are installed to pivot (304) one end, pivot (304) other end outside symmetry is connected with arc piece (306), slide (303) and slider (301) are inside to correspond arc piece (306) position department and all sliding connection have stopper (307), stopper (307) top embedding is connected with positioning spring (308), stopper (307) are connected with locating piece (309) through positioning spring (308), shell (201) one side mid-mounting has fixed box (310), fixed box (310) inboard fixed mounting has fan (311), fixed box (310) one side embedding is connected with ventilation pipe (312).
4. A basement ring main unit convenient to install according to claim 3, wherein one end of the ventilation pipe (312) penetrates through the inside of the sliding block (301), the input end of the fan (311) is electrically connected with the output end of an external power supply, the limiting block (307) and the positioning block (309) slide longitudinally in the sliding plate (303), and the limiting block (307) and the positioning block (309) slide transversely in the sliding block (301).
5. A basement ring main unit convenient to install according to claim 3, wherein a filter screen (4) is embedded and connected at the bottom end of the fixed box (310), and sliding grooves (5) are formed in positions, corresponding to two sides of the filter screen (4), at the bottom end of the fixed box (310).
6. The basement ring main unit convenient to install according to claim 5, wherein a cleaning brush (6) is connected to the inner side of the sliding groove (5) in a sliding mode, and the top end of the cleaning brush (6) is in contact with the bottom end of the filter screen (4).
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| CN202110098997.9A CN112909771B (en) | 2021-01-25 | 2021-01-25 | Basement looped netowrk cabinet of convenient installation |
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| CN202110098997.9A CN112909771B (en) | 2021-01-25 | 2021-01-25 | Basement looped netowrk cabinet of convenient installation |
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| CN112909771B true CN112909771B (en) | 2023-07-18 |
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| CN103457178A (en) * | 2013-08-23 | 2013-12-18 | 江苏常明电力设备有限公司 | High heat dissipation outdoor electric cabinet |
| CN104290372B (en) * | 2014-07-25 | 2016-02-24 | 北京化工大学 | A kind of continuous fiber reinforced thermoplastic polymer temperature control panel |
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| CN209298594U (en) * | 2018-12-26 | 2019-08-23 | 湖北德美电控技术有限公司 | A kind of power distribution cabinet easy for removal and installation |
| CN209896474U (en) * | 2019-07-05 | 2020-01-03 | 陕西惠齐电力科技开发有限公司 | Ring main unit with gauze steel structure base |
| CN211088847U (en) * | 2019-12-06 | 2020-07-24 | 北京龙源开关设备有限责任公司 | Assembled box-type substation box body |
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