CN112909792B - Environment-friendly high-pressure intelligent ring main unit - Google Patents
Environment-friendly high-pressure intelligent ring main unit Download PDFInfo
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- CN112909792B CN112909792B CN202110098916.5A CN202110098916A CN112909792B CN 112909792 B CN112909792 B CN 112909792B CN 202110098916 A CN202110098916 A CN 202110098916A CN 112909792 B CN112909792 B CN 112909792B
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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
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
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- 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
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- 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
- B01D46/12—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
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- 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
- B01D53/263—Drying gases or vapours by absorption
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- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
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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
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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
- H02B1/303—Bases or feet
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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
- H02B1/54—Anti-seismic devices or installations
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- Chemical & Material Sciences (AREA)
- Power Engineering (AREA)
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- Life Sciences & Earth Sciences (AREA)
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- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- General Engineering & Computer Science (AREA)
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- Environmental Sciences (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
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- Mechanical Engineering (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Ventilation (AREA)
Abstract
The invention discloses an environment-friendly high-pressure intelligent ring main unit, which comprises a cabinet body, wherein a cabinet door is symmetrically arranged at one end of the cabinet body, a control switch is connected to the other end of the cabinet body, an embedded plate is embedded and arranged at the other end of the cabinet body, a ventilation cabin is connected to one end of the embedded plate, and an inner exhaust hole is uniformly formed at one end of the ventilation cabin.
Description
Technical Field
The invention relates to the technical field of ring main units, in particular to an environment-friendly high-pressure intelligent ring main unit.
Background
The ring main unit is a group of electric equipment which is arranged in a metal or nonmetal insulating cabinet body or is made into an assembled spacing ring main power supply unit, the core part of the ring main unit adopts a load switch and a fuse, has the advantages of simple structure, small volume, low price, capability of improving power supply parameters and performance, power supply safety and the like, is widely used in power distribution stations and box-type substations of load centers such as urban residential communities, high-rise buildings, large public buildings, factory enterprises and the like, the high-voltage ring main unit is used for improving the power supply reliability, a user can obtain power from two directions, a power supply network is generally connected into a ring shape, the power supply mode is called ring main power supply, and in alternating current 10KV power distribution systems such as ports and high-rise buildings, the high-voltage loop is generally controlled by adopting a load switch or a vacuum contactor and is provided with high-voltage fuse protection because the load capacity is not large;
but when current intelligent looped netowrk cabinet uses in the present market, when taking a breath the heat dissipation to the looped netowrk cabinet, dust and steam that contains in the external gas can get into in the looped netowrk cabinet, lead to the dust of the internal accumulation of looped netowrk cabinet, also can lead to the inside electrical components of looped netowrk cabinet to wet and damage, consequently influence the life of looped netowrk cabinet easily.
Disclosure of Invention
According to the technical scheme provided by the invention, the problems that dust and water vapor contained in external air can enter the ring main unit when the ring main unit is ventilated and cooled, so that dust is accumulated in the ring main unit, and electric elements in the ring main unit are damaged due to damp and the service life of the ring main unit is easily influenced are effectively solved.
In order to achieve the above purpose, the present invention provides the following technical solutions: the environment-friendly high-voltage intelligent ring main unit comprises a cabinet body, wherein cabinet doors are symmetrically arranged at one end of the cabinet body, and a control switch is connected to the other end of the cabinet body;
the other end of the cabinet body is embedded with a heat dissipation and ventilation mechanism, and the heat dissipation and ventilation mechanism comprises an embedded plate, a ventilation bin, an inner exhaust hole, an inner air inlet hole, a dust filter screen, a separation plate, an activated carbon plate, an outer air inlet hole, an outer exhaust hole and an exhaust fan;
the novel air conditioner cabinet is characterized in that an embedded plate is embedded and installed at the other end of the cabinet body, one end of the embedded plate is connected with an air exchanging bin, inner air exhaust holes are uniformly formed in one end of the air exchanging bin, inner air inlet holes are uniformly formed in one end of the air exchanging bin, dust filter screens are symmetrically connected to one side position of one end inner wall of the air exchanging bin, partition plates are fixedly connected to the middle position of one end inner wall of the air exchanging bin, active carbon plates are connected to one side position of one end inner wall of the air exchanging bin in a staggered manner, outer air inlet holes are uniformly formed in one end of the embedded plate, outer air exhaust holes are uniformly formed in one side position of one end of the embedded plate, and an exhaust fan is installed at one end of the embedded plate;
the input end of the control switch is electrically connected with the output end of the commercial power, and the output end of the control switch is electrically connected with the input end of the exhaust fan.
Preferably, the installation angle of the dust filter screen is 30 degrees, and micropores are uniformly formed in the outer side of the activated carbon plate.
Preferably, the inner wall of the bottom end of the cabinet body is connected with an adjusting and placing mechanism, and the adjusting and placing mechanism comprises an adjusting slide rail, a limiting plate, a placing plate, a fixing hole, a fixing knob, a supporting telescopic rod and a supporting spring;
the cabinet is characterized in that adjusting sliding rails are symmetrically connected to the inner walls of the two ends of the cabinet body, a limiting plate is connected to the top end of each adjusting sliding rail, a placing plate is slidably arranged on the outer side of each adjusting sliding rail, fixing holes are formed in one end of each adjusting sliding rail and one end of each placing plate, fixing knobs are embedded in the positions of the corresponding fixing holes of the two ends of the cabinet body, supporting telescopic rods are uniformly connected to the inner walls of the bottom end of the cabinet body, and supporting springs are sleeved on the outer sides of the supporting telescopic rods.
Preferably, the fixed knob is connected with the cabinet body in a meshed manner, and one end of the fixed knob penetrates through the cabinet body and is connected with the placing plate in a meshed manner.
Preferably, the bottom end of the cabinet body is connected with a damping supporting mechanism, and the damping supporting mechanism comprises a supporting seat, a movable seat, a damping spring, a sliding groove, a sliding connecting plate, a damping telescopic rod, a first damping spring, a placing annular plate, a connecting telescopic rod and a second damping spring;
the cabinet is characterized in that supporting seats are connected to four corners of the bottom of the cabinet body, a movable seat is slidably mounted at the bottom of the supporting seat, a buffer spring is sleeved on the outer side of the movable seat, a sliding groove is formed in the outer side of the supporting seat, a sliding connecting plate is fixedly connected to the outer side of the movable seat corresponding to the position of the sliding groove, a damping telescopic rod is uniformly connected to the top end of the sliding connecting plate, a first damping spring is sleeved on the outer side of the damping telescopic rod, a placing annular plate is connected to the outer side of the bottom of the cabinet body corresponding to the position of the outer side of the sliding connecting plate, and a connecting telescopic rod is uniformly mounted on the inner wall of the bottom of the placing annular plate, and a second damping spring is sleeved on the outer side of the connecting telescopic rod.
Preferably, the bottom of the movable seat is connected with a rubber gasket, and the top of the connecting telescopic rod is fixedly connected with the sliding connecting plate.
Preferably, the intelligent ring main unit further comprises a seat cushion arranged on the ground; the seat cushion is positioned below the cabinet body to support the cabinet body; the upper end face of the seat cushion is a heat conducting surface and is close to the cabinet body; 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 upper end surface of the seat cushion is provided with a groove for embedding the movable seat and the placement ring plate correspondingly; the side surface of the seat cushion 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 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. through the air discharge fan, the storehouse of taking a breath, outer exhaust hole, dust filter screen and the activated carbon plate that set up, can be with the internal steam exhaust of cabinet, can filter and absorb moisture the back to the gaseous of drawing in simultaneously, it is internal to take a breath the heat dissipation to the internal portion of cabinet to discharge into the cabinet to when avoiding carrying out the heat dissipation to the cabinet body, lead to the internal portion dust of cabinet to pile up and steam is too much, influences the use of the internal electrical components of cabinet.
2. Through the fixed knob that sets up, place the board, adjust slide rail, fixed orifices, support telescopic link and supporting spring, can adjust the position of placing the board to can carry out elastic support to placing the board, be convenient for place the adjustment of position when installing to electrical components, also be convenient for carry out elastic support to placing the electrical components of installation, reduce and place the electrical components of installation and appear damaging the condition because of external vibrations.
3. Through the support seat that sets up, remove seat and buffer spring, can cushion the support to the cabinet body, the slip that combines to remove seat one end even board and slip even the shock attenuation telescopic link and the first damping spring that the board top is connected, can cushion the shock attenuation to the removal seat of placing, reduce external vibrations and transmit to the cabinet body from removing seat and support seat, increased the buffering shock attenuation protection that this intelligent ring main unit used.
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 day and night 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; 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 mounting structure of the cabinet and control switch of the present invention;
FIG. 3 is a schematic diagram of a heat dissipating ventilation mechanism according to the present invention;
FIG. 4 is a schematic view of the mounting structure of the activated carbon sheet and the external air intake holes of the present invention;
FIG. 5 is a schematic view of the structure of the adjustment placement mechanism of the present invention;
FIG. 6 is a schematic view of the mounting structure of the fixing knob and the support telescoping rod of the present invention;
FIG. 7 is a schematic view of the shock absorbing support mechanism of the present invention;
FIG. 8 is a schematic view of the construction and operation of the seat cushion of the present invention;
fig. 9 is an enlarged view of the circle in fig. 8.
Reference numerals in the drawings: 1. a cabinet body; 2. a cabinet door; 3. a control switch;
4. a heat dissipation and ventilation mechanism; 401. an embedded plate; 402. a ventilation bin; 403. an inner vent; 404. an inner air inlet hole; 405. a dust filter screen; 406. a partition plate; 407. an activated carbon plate; 408. an outer air inlet hole; 409. an outer vent; 410. an exhaust fan;
5. adjusting the placement mechanism; 501. adjusting the sliding rail; 502. a limiting plate; 503. placing a plate; 504. a fixing hole; 505. fixing a knob; 506. supporting the telescopic rod; 507. a support spring;
6. a damping support mechanism; 601. a support base; 602. a movable seat; 603. a buffer spring; 604. a sliding groove; 605. a sliding connecting plate; 606. a shock absorption telescopic rod; 607. a first damper spring; 608. placing a ring plate; 609. connecting a telescopic rod; 610. a second damper spring;
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. 1-9, the invention provides a technical scheme, namely an environment-friendly high-voltage intelligent ring main unit, which comprises a cabinet body 1, wherein cabinet doors 2 are symmetrically arranged at one end of the cabinet body 1, and a control switch 3 is connected at the other end of the cabinet body 1;
the other end of the cabinet body 1 is embedded and provided with a heat dissipation and ventilation mechanism 4, and the heat dissipation and ventilation mechanism 4 comprises an embedded plate 401, a ventilation bin 402, an inner exhaust hole 403, an inner air inlet 404, a dust filter screen 405, a separation plate 406, an activated carbon plate 407, an outer air inlet 408, an outer exhaust hole 409 and an exhaust fan 410;
the other end of the cabinet body 1 is embedded and provided with an embedded plate 401, one end of the embedded plate 401 is connected with a ventilation bin 402, one end of the ventilation bin 402 is uniformly provided with an inner air exhaust hole 403, one end of the ventilation bin 402 is uniformly provided with an inner air inlet hole 404, one end inner wall of the ventilation bin 402 is symmetrically connected with a dust filter screen 405, one end inner wall of the ventilation bin 402 is fixedly connected with a partition plate 406 at the middle position of the inner air exhaust hole 403 and the inner air inlet hole 404, one end inner wall of the ventilation bin 402 is alternately connected with an activated carbon plate 407, one end of the embedded plate 401 is uniformly provided with an outer air exhaust hole 408 at one end of the embedded plate 401 is uniformly provided with an outer air exhaust hole 409 at one end of the embedded plate 401 corresponding to one side of the inner air exhaust hole 404, and one end of the embedded plate 401 is provided with an exhaust fan 410 at one end of the embedded plate 401 corresponding to one side of the outer air exhaust hole 409;
the input of control switch 3 electric connection commercial power's output, the input of control switch 3 electric connection air discharge fan 410, dust filter screen 405's installation angle is 30 degrees slopes, and the micropore has evenly been seted up to the outside of activated carbon plate 407 to the surface area of activated carbon plate 407 has been increased, thereby has improved the hygroscopicity of activated carbon plate 407.
The inner wall of the bottom end of the cabinet body 1 is connected with an adjusting and placing mechanism 5, and the adjusting and placing mechanism 5 comprises an adjusting slide rail 501, a limiting plate 502, a placing plate 503, a fixing hole 504, a fixing knob 505, a supporting telescopic rod 506 and a supporting spring 507;
the inner walls at two ends of the cabinet body 1 are symmetrically connected with an adjusting slide rail 501, the top end of the adjusting slide rail 501 is connected with a limiting plate 502, the outer side of the adjusting slide rail 501 is slidably provided with a placing plate 503, one end of the adjusting slide rail 501 and one end of the placing plate 503 are provided with fixing holes 504, two ends of the cabinet body 1 are embedded and provided with fixing knobs 505 corresponding to the positions of the fixing holes 504, the inner walls at the bottom end of the cabinet body 1 are uniformly connected with supporting telescopic rods 506, the outer sides of the supporting telescopic rods 506 are sleeved with supporting springs 507, the fixing knobs 505 are connected with the cabinet body 1 in a meshed mode, one ends of the fixing knobs 505 penetrate through the cabinet body 1 and are connected with the placing plate 503 in a meshed mode, and the positions of the placing plate 503 are fixed conveniently through the fixing knobs 505.
The bottom end of the cabinet body 1 is connected with a damping supporting mechanism 6, and the damping supporting mechanism 6 comprises a supporting seat 601, a movable seat 602, a damping spring 603, a sliding groove 604, a sliding connecting plate 605, a damping telescopic rod 606, a first damping spring 607, a placing annular plate 608, a connecting telescopic rod 609 and a second damping spring 610;
the bottom four corners position department of cabinet body 1 all is connected with supporting seat 601, the bottom slidable mounting of supporting seat 601 has movable seat 602, buffer spring 603 has been cup jointed in the outside of movable seat 602, sliding tray 604 has been seted up in the outside of supporting seat 601, the outside of movable seat 602 corresponds slide tray 604 position department fixedly connected with slip even board 605, the top of slip even board 605 evenly is connected with shock attenuation telescopic link 606, first shock attenuation spring 607 has been cup jointed in the outside of shock attenuation telescopic link 606, the bottom of cabinet body 1 corresponds slip even board 605 outside position department and is connected with places annular plate 608, connect telescopic link 609 is evenly installed to the bottom inner wall of placing annular plate 608, second shock attenuation spring 610 has been cup jointed in the outside of connecting telescopic link 609, the bottom of movable seat 602 is connected with the rubber gasket, fixed connection between the top of connecting telescopic link 609 and the slip even board 605, drive when being convenient for slip even board 605 to remove connects telescopic link 609 shrink.
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 intelligent ring main unit further comprises a seat cushion 7 arranged on the ground; the seat cushion 7 is positioned below the cabinet body 1 to support the cabinet body 1; the upper end surface of the seat cushion 7 is a heat conducting surface and is fully contacted with the cabinet body 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 day and night 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 working principle and the using flow of the invention are as follows: when the environment-friendly high-pressure intelligent ring main unit is used, the operation of the exhaust fan 410 can be controlled by the control switch 3, gas in the ventilation bin 402 can be exhausted from the outer exhaust hole 409, and the gas in the cabinet body 1 is driven to enter the ventilation bin 402 from the inner air inlet 404, hot gas in the cabinet body 1 can be exhausted, and meanwhile, external gas can be driven to enter the ventilation bin 402 from the outer air inlet 408, the sucked gas can be filtered by the dust filter screen 405, the filtered gas can absorb moisture through the active carbon plates 407 which are installed in a staggered manner, and then the filtered and absorbed gas can be discharged into the cabinet body 1 from the inner exhaust hole 403, so that heat exchange and heat dissipation can be carried out on the interior of the cabinet body 1, dust and water vapor entering the interior of the cabinet body 1 can be reduced, and dust accumulation and excessive water vapor in the cabinet body 1 can be prevented from being caused when the cabinet body 1 is subjected to heat dissipation, and the use of electrical elements in the cabinet body 1 can be influenced;
outside, 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 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; and the side surface of the seat cushion 7 is a cambered surface, and under the condition that the annular air outlet fine slit 73 sprays out 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 cambered surface to increase the air quantity; 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.
When the electrical components are installed in the cabinet body 1, the fixing knob 505 can be rotated to separate the placing plate 503 from the adjusting slide rail 501, so that the position of the placing plate 503 is adjusted, then the fixing knob 505 is rotated to enable the fixing knob 505 to be rotated into the fixing hole 504, the position of the placing plate 503 can be fixed, and the placing plate 503 can be elastically supported by combining the supporting telescopic rod 506 and the supporting spring 507 at the bottom end of the placing plate 503, so that the position of the electrical components can be conveniently adjusted when the electrical components are placed and installed, the electrical components which are placed and installed can be conveniently elastically supported, and the damage of the placed and installed electrical components due to external vibration can be reduced;
when the cabinet body 1 is placed, the cabinet body 1 can be buffered and supported through the supporting seat 601, the movable seat 602 and the buffer spring 603 at four corners of the bottom end of the cabinet body 1, the movable seat 602 can be buffered and damped by combining the sliding connecting plate 605 at one end of the movable seat 602 with the damping telescopic rod 606 and the first damping spring 607 which are connected with the top end of the sliding connecting plate 605, the movable seat 602 which is placed can be buffered and damped, the external vibration is reduced, the movable seat 602 and the supporting seat 601 are transmitted to the cabinet body 1, and the buffering and damping protection for the intelligent ring main unit is increased.
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 (9)
1. The utility model provides an environmental protection high pressure type intelligence looped netowrk cabinet, includes cabinet body (1), its characterized in that: one end of the cabinet body (1) is symmetrically provided with a cabinet door (2), and the other end of the cabinet body (1) is connected with a control switch (3);
the other end of the cabinet body (1) is embedded and provided with a heat dissipation and ventilation mechanism (4), and the heat dissipation and ventilation mechanism (4) comprises an embedded plate (401), a ventilation bin (402), an inner exhaust hole (403), an inner air inlet hole (404), a dust filter screen (405), a separation plate (406), an activated carbon plate (407), an outer air inlet hole (408), an outer exhaust hole (409) and an exhaust fan (410);
the novel intelligent cabinet temperature control cabinet is characterized in that an embedded plate (401) is embedded and installed at the other end of the cabinet body (1), one end of the embedded plate (401) is connected with a ventilation bin (402), an inner exhaust hole (403) is uniformly formed in one end of the ventilation bin (402), an inner air inlet hole (404) is uniformly formed in one side position of one end of the ventilation bin (402) corresponding to the inner exhaust hole (403), dust filter screens (405) are symmetrically connected to one side position of one end inner wall of the ventilation bin (402) corresponding to the inner exhaust hole (403) and the inner air inlet hole (404), a partition plate (406) is fixedly connected to one side position of one end inner wall of the ventilation bin (402), an active carbon plate (407) is connected in a staggered mode to one side position of one end inner wall of the ventilation bin (402) corresponding to the partition plate (406), an outer exhaust hole (408) is uniformly formed in one side position of one end of the embedded plate (401) corresponding to the inner exhaust hole (404), an outer exhaust hole (409) is uniformly formed in one side position of one end of the embedded plate (401) corresponding to the inner exhaust hole (404), and an exhaust fan (410) is installed at one end of the embedded plate (401) corresponding to the outer exhaust hole (409);
the input end of the control switch (3) is electrically connected with the output end of the mains supply, and the output end of the control switch (3) is electrically connected with the input end of the exhaust fan (410);
the bottom end of the cabinet body (1) is connected with a damping supporting mechanism (6), and the damping supporting mechanism (6) comprises a supporting seat (601), a movable seat (602), a buffer spring (603), a sliding groove (604), a sliding connecting plate (605), a damping telescopic rod (606), a first damping spring (607), a placing annular plate (608), a connecting telescopic rod (609) and a second damping spring (610);
the novel intelligent cabinet temperature adjusting device is characterized in that supporting seats (601) are connected at four corners of the bottom of the cabinet body (1), a movable seat (602) is slidably mounted at the bottom of the supporting seat (601), buffer springs (603) are sleeved on the outer side of the movable seat (602), sliding grooves (604) are formed in the outer side of the supporting seat (601), sliding connecting plates (605) are fixedly connected to the outer sides of the movable seat (602) corresponding to the positions of the sliding grooves (604), damping telescopic rods (606) are uniformly connected to the top ends of the sliding connecting plates (605), first damping springs (607) are sleeved on the outer sides of the damping telescopic rods (606), ring placing plates (608) are connected to the outer sides of the bottom ends of the cabinet body (1) corresponding to the sliding connecting plates (605), connecting telescopic rods (609) are uniformly mounted on the inner walls of the bottom ends of the ring placing plates (608), and second damping springs (610) are sleeved on the outer sides of the connecting telescopic rods (609).
2. The environment-friendly high-pressure intelligent ring main unit according to claim 1, wherein the installation angle of the dust filter screen (405) is 30 degrees, and micropores are uniformly formed in the outer side of the activated carbon plate (407).
3. The environment-friendly high-voltage intelligent ring main unit according to claim 1, wherein an adjusting and placing mechanism (5) is connected to the inner wall of the bottom end of the main unit body (1), and the adjusting and placing mechanism (5) comprises an adjusting slide rail (501), a limiting plate (502), a placing plate (503), a fixing hole (504), a fixing knob (505), a supporting telescopic rod (506) and a supporting spring (507);
the novel intelligent cabinet is characterized in that adjusting sliding rails (501) are symmetrically connected to the inner walls of two ends of the cabinet body (1), limiting plates (502) are connected to the top ends of the adjusting sliding rails (501), placing plates (503) are mounted in a sliding mode on the outer sides of the adjusting sliding rails (501), fixing holes (504) are formed in one end of the adjusting sliding rails (501) and one end of the placing plates (503), fixing knobs (505) are embedded in the positions of the two ends of the cabinet body (1) corresponding to the fixing holes (504), supporting telescopic rods (506) are uniformly connected to the inner walls of the bottom ends of the cabinet body (1), and supporting springs (507) are sleeved on the outer sides of the supporting telescopic rods (506).
4. An environment-friendly high-voltage intelligent ring main unit according to claim 3, wherein the fixed knob (505) is in meshed connection with the cabinet body (1), and one end of the fixed knob (505) penetrates through the cabinet body (1) and is in meshed connection with the placement plate (503).
5. The environment-friendly high-pressure intelligent ring main unit according to claim 1, wherein a rubber gasket is connected to the bottom end of the movable base (602), and the top end of the connecting telescopic rod (609) is fixedly connected with the sliding connecting plate (605).
6. An environment-friendly high-pressure intelligent ring main unit according to claim 1, further comprising a seat cushion (7) arranged on the ground; the seat cushion (7) is positioned below the cabinet body (1) to support the cabinet body (1); the upper end surface of the seat cushion (7) is a heat conducting surface and is close to the cabinet body (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.
7. The environment-friendly high-pressure intelligent ring main unit according to claim 6, wherein 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).
8. The environment-friendly high-pressure intelligent ring main unit according to claim 6, wherein the upper end surface of the seat cushion (7) is provided with grooves for embedding the movable seat (602) and the placement ring plate (608) correspondingly; 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).
9. The environment-friendly high-pressure intelligent ring main unit according to claim 8, wherein 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).
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| CN202110098916.5A CN112909792B (en) | 2021-01-25 | 2021-01-25 | Environment-friendly high-pressure intelligent ring main unit |
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| CN202110098916.5A CN112909792B (en) | 2021-01-25 | 2021-01-25 | Environment-friendly high-pressure intelligent ring main unit |
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| CN112909792A CN112909792A (en) | 2021-06-04 |
| CN112909792B true CN112909792B (en) | 2023-05-23 |
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| CN113394690B (en) * | 2021-06-10 | 2023-01-06 | 山东金恒电气有限公司 | Inlet wire looped netowrk high voltage distribution cabinet |
| CN113991469A (en) * | 2021-12-08 | 2022-01-28 | 广州电力通信网络有限公司 | Comprehensive monitoring management system combining intelligent ring main unit and Internet of things |
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