CN110676747B - Combined multi-loop high-voltage explosion-proof power distribution device - Google Patents
Combined multi-loop high-voltage explosion-proof power distribution device Download PDFInfo
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- CN110676747B CN110676747B CN201911017591.2A CN201911017591A CN110676747B CN 110676747 B CN110676747 B CN 110676747B CN 201911017591 A CN201911017591 A CN 201911017591A CN 110676747 B CN110676747 B CN 110676747B
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- power distribution
- main body
- connecting rod
- clamping block
- oil
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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
- H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
-
- 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
Abstract
The invention relates to a combined multi-loop high-voltage explosion-proof power distribution device. The combined multi-loop high-voltage explosion-proof power distribution device comprises a main body, an oil groove, a knife switch, a perspective tube, a heat conducting plate and a fan, wherein a transformer is arranged inside the upper end of the main body. According to the invention, the plurality of oil grooves are arranged in the main body, the upper fixture block and the lower fixture block are arranged in the oil grooves, the switch blade is movably connected to the lower fixture block, one end of the switch blade is arranged in an arc shape, the phenomenon of point discharge in the connection process is avoided, high-voltage electric sealing oil media are filled in the oil grooves, sparks in the contact process are isolated through media, the phenomenon of fire explosion is avoided, one side of the switch blade is connected with the connecting rod, insulating ceramics are arranged on the connecting rod and are insulated through the insulating ceramics, one end of the connecting rod is connected with the handle, the switch blade and the connecting block are arranged through the handle, meanwhile, the inclination state of the handle can be used for indicating the connection state, and multi-loop connection indication is carried out.
Description
Technical Field
The invention relates to a combined multi-loop high-voltage explosion-proof power distribution device, and belongs to the technical field of high-voltage power distribution.
Background
The high-voltage power distribution is an electrical product which is used for power generation, power transmission, power distribution, electric energy conversion and consumption of an electric power system and plays roles of on-off, control or protection and the like, and the voltage level is 3.6 kV-550 kV, and the high-voltage power distribution mainly comprises a high-voltage circuit breaker, a high-voltage isolating switch, a grounding switch, a high-voltage load switch, a high-voltage automatic reclosing and sectionalizing device, a high-voltage operating mechanism, a high-voltage explosion-proof power distribution device, a high-voltage switch cabinet and the like. The high-voltage switch manufacturing industry is an important component of the power transmission and transformation equipment manufacturing industry and plays a very important role in the whole power industry.
Spark appears easily at the in-process of a plurality of return circuits power supplies in current high voltage distribution, carries out the short circuit to a plurality of return circuits of inside easily, causes instantaneous high voltage, causes the puncture to interconnecting link and internal component easily, causes distribution device's damage, causes direct economic loss.
Disclosure of Invention
Technical problem to be solved
In order to solve the above problems in the prior art, the present invention provides a combined multi-loop high-voltage explosion-proof power distribution apparatus.
(II) technical scheme
In order to achieve the purpose, the invention adopts the main technical scheme that: the transformer comprises a main body, an oil groove, a switch blade, a perspective tube, a heat conducting plate and a fan, wherein a transformer is arranged inside the upper end of the main body, a plurality of transversely arranged oil grooves are arranged inside the main body, an upper clamping block is arranged inside the oil groove and connected with a connecting wire, one end of the connecting wire is connected with a wire clamping block, a contraction groove is arranged on the wire clamping block, a wire connecting block is clamped inside the wire clamping block and connected with a fixing bolt, the bottom side of the inside of the oil groove is connected with a lower clamping block, the switch blade is movably connected on the lower clamping block, one side of the switch blade is connected with a connecting rod, insulating ceramics is connected on the connecting rod, one end of the connecting rod is connected with sealing rubber, one side of the main body is connected with an external connection box, a handle is movably connected inside the external connection box, and one side of the upper end of the handle is connected with one end of the connecting rod, one side of main part is connected with into oil tank, one side of main part is connected with the perspective pipe, the upper end of perspective pipe is provided with the gas outlet, the gas outlet is connected with the sealing plug, the oil-out is connected to the bottom of perspective pipe, the internal connection of main part has the heat-conducting plate, the one end of heat-conducting plate is connected with the fin, inside one side of main part is provided with the air intake, one side of main part is connected with the curb plate, be connected with the filter screen on the curb plate, be provided with the motor in the air intake, the output of motor one side is connected with the fan, one side of main part is provided with the air outlet, be provided with a plurality of swash plates in the air outlet.
Preferably, a plurality of oil grooves are arranged in the main body, and the bottom ends of the oil grooves are communicated.
Preferably, it is a plurality of the inside upper end of oil groove all is provided with the fixture block, go up fixture block and plug-in strip matching joint, plug-in strip one side is the circular arc setting.
Preferably, the line clamping block is internally provided with symmetrical contraction grooves, and the line clamping block is provided with through holes matched with the fixing bolts.
Preferably, one side of the knife switch is movably connected with one end of a connecting rod, and the middle position of the connecting rod is connected with insulating ceramic.
Preferably, the connecting rod is connected with sealing rubber, and one end of the sealing rubber is connected with the main body.
Preferably, a groove matched with the moving stroke of the handle is arranged in the external box, and the handle is obliquely arranged in an open circuit state.
Preferably, the inside of the main body is connected with a plurality of vertical heat-conducting plates, and one end of each heat-conducting plate is connected with a plurality of transversely arranged radiating fins.
Preferably, a plurality of inclined plates are arranged in the air outlet and are arranged in parallel relatively.
(III) advantageous effects
Compared with the prior art, the invention provides a combined multi-loop high-voltage explosion-proof power distribution device, which has the following beneficial effects:
(1) the device is provided with a plurality of oil grooves through the inside at the main part, be provided with fixture block and lower fixture block in the oil groove, swing joint has the plug-in strip on the lower fixture block, the one end of plug-in strip sets up for the arc, avoid appearing the point discharge phenomenon in the connection process, pack high-tension electricity sealed oil medium in the oil groove, keep apart the spark of contact in-process through the medium, avoid appearing the phenomenon of exploding the fire, one side at the plug-in strip is connected with the connecting rod, be provided with insulating ceramic on the connecting rod, insulate through insulating ceramic, the one end of connecting rod is connected with the handle, carry out the switching setting of plug-in strip and wiring piece through the handle, the slope state of handle can carry out the instruction of connected state simultaneously, carry out the connection instruction in multiloop, avoid the maloperation.
(2) The device advances oil tank through being provided with in one side of main part, and the accessible advances the packing of oil tank medium of being convenient for, and main part one side is connected with perspective pipe, and perspective pipe is cavity setting, can with inside medium intercommunication, can instruct the medium liquid level of inside, is convenient for in time add, is provided with the oil-out in the bottom of perspective pipe, when changing internal medium, and the medium of being convenient for is derived, and it is convenient to change the medium.
(3) The device has a plurality of vertically heat-conducting plates through the internally connected of main part, and the one end of heat-conducting plate is connected with a plurality of horizontal fin that set up, can derive the heat of inside through a plurality of vertically heat-conducting plates, carries out the forced air cooling heat dissipation through a plurality of horizontal fin, avoids the thermal of main part to pile up, improves the security performance.
Drawings
FIG. 1 is a schematic plan view of the present invention;
FIG. 2 is a side connection schematic of the present invention;
FIG. 3 is a schematic view of the connection of the wire-clamping block according to the present invention;
FIG. 4 is an enlarged view of the invention at A;
FIG. 5 is an enlarged view of the invention at B.
In the figure: the transformer comprises a main body 1, a transformer 2, an oil groove 3, an upper clamping block 4, a connecting wire 5, a wire clamping block 6, a contraction groove 7, a fixing bolt 8, a wiring block 9, a lower clamping block 10, a knife switch 11, a connecting rod 12, insulating ceramic 13, sealing rubber 14, an external box 15, a handle 16, an oil inlet box 17, a perspective tube 18, an air outlet 19, a sealing plug 20, an oil outlet 21, a heat conducting plate 22, a radiating fin 23, an air inlet 24, a side plate 25, a filter screen 26, a motor 27, a fan 28, an air outlet 29 and an inclined plate 30.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, a combined multi-loop high-voltage explosion-proof power distribution device comprises a main body 1, an oil tank 3, a switch 11, a transparent tube 18, a heat-conducting plate 22 and a fan 28, wherein a transformer 2 is arranged inside the upper end of the main body 1, a plurality of oil tanks 3 arranged transversely are arranged inside the main body 1, an upper clamping block 4 is arranged inside the oil tank 3, the upper clamping block 4 is connected with a connecting wire 5, one end of the connecting wire 5 is connected with a wire clamping block 6, a contraction groove 7 is arranged on the wire clamping block 6, a wiring block 9 is clamped inside the wire clamping block 6, a fixing bolt 8 is connected on the wire clamping block 6, a lower clamping block 10 is connected on the bottom side inside of the oil tank 3, the switch 11 is movably connected on the lower clamping block 10, a connecting rod 12 is connected on one side of the switch 11, an insulating ceramic 13 is connected on the connecting rod 12, one end of the connecting rod 12 is connected with a sealing rubber 14, an external connection box 15 is connected on one side of the main body 1, swing joint has handle 16 in the external box 15, the one end of connecting rod 12 is connected to handle 16 upper end one side, one side of main part 1 is connected with into oil tank 17, one side of main part 1 is connected with perspective pipe 18, the upper end of perspective pipe 18 is provided with gas outlet 19, gas outlet 19 is connected with sealing plug 20, oil-out 21 is connected to the bottom of perspective pipe 18, the internal connection of main part 1 has heat-conducting plate 22, the one end of heat-conducting plate 22 is connected with fin 23, inside one side of main part 1 is provided with air intake 24, one side of main part 1 is connected with curb plate 25, be connected with filter screen 26 on the curb plate 25, be provided with motor 27 in the air intake 24, the output of motor 27 one side is connected with fan 28, one side of main part 1 is provided with air outlet 29, be provided with a plurality of swash plates 30 in the air outlet 29.
Be provided with a plurality of oil grooves 3 in the main part 1, the bottom of a plurality of oil grooves 3 is the intercommunication setting, carries out the oil blanket of different line junction through a plurality of oil grooves 3 in the main part 1, avoids appearing high-pressure spark at the access line in-process, causes high-tension line's explosion spark, has certain potential safety hazard.
The inside upper end of a plurality of oil grooves 3 all is provided with fixture block 4, goes up fixture block 4 and plug-in strip 11 matching joint, and plug-in strip 11 one side is the circular arc setting, matches the joint through last fixture block 4 and plug-in strip 11 and carries out the switch-on of circuit, avoids appearing the point discharge phenomenon that appears at the closed in-process through the convex setting of plug-in strip 11 one side, improves the security performance.
Be provided with symmetrical shrink groove 7 in the card line piece 6, set up on the card line piece 6 with fixing bolt 8 assorted through-hole, carry out the joint with card line piece 6 and junction block 9 through fixing bolt 8, fixing bolt 8 can guarantee closely laminating of junction, shrink groove 7 avoids appearing the condition of virtual connecing.
One side of the switch blade 11 is movably connected with one end of a connecting rod 12, the middle position of the connecting rod 12 is connected with an insulating ceramic 13, the switch blade 11 is controlled through the connecting rod 12, and the insulating ceramic 13 on the connecting rod 12 can be insulated, so that the safety performance is improved.
Be connected with sealing rubber 14 on the connecting rod 12, sealing rubber 14's one end is connected with main part 1, seals the opening of oil groove 3 one side through sealing rubber 14, avoids the leakage of sealing oil.
The setting of external box 15 and the handle 16 move stroke assorted groove, and handle 16 sets up for the slope under the state of opening a way, and external box 15 can carry out the joint protection to handle 16, avoids appearing the maloperation, and the slope of handle 16 sets up under the state of opening a way simultaneously, can instruct the connection status of circuit, carries out the instruction of the connection status between a plurality of return circuits.
The internally connected of main part 1 has a plurality of vertically heat-conducting plates 22, and the one end of heat-conducting plate 22 is connected with a plurality of horizontal fin 23 that set up, can derive the heat of inside through a plurality of vertically heat-conducting plates 22, carries out the forced air cooling through a plurality of horizontal fin 23 and dispels the heat, avoids the thermal pile up of main part 1 inside, improves the security performance.
A plurality of inclined plates 30 are arranged in the air outlet 29, the inclined plates 30 are arranged in parallel relatively, the hot air flow is guided out through the inclined plates 30, meanwhile, external sundries are prevented from entering the air outlet, and the using effect is good.
In conclusion, in the combined type multi-loop high-voltage explosion-proof power distribution device, when in use, a plurality of oil grooves 3 are arranged in a main body 1, an upper clamping block 4 and a lower clamping block 10 are arranged in the oil grooves 3, a knife switch 11 is movably connected to the lower clamping block 10, one end of the knife switch 11 is arranged in an arc shape, the phenomenon of point discharge in the connection process is avoided, high-voltage sealing oil media are filled in the oil grooves 3, sparks in the contact process are isolated through the media, the phenomenon of explosion is avoided, a connecting rod 12 is connected to one side of the knife switch 11, insulating ceramics 13 are arranged on the connecting rod 12, insulation is carried out through the insulating ceramics 13, one end of the connecting rod 12 is connected with a handle 16, the opening and closing of the knife switch 11 and a wiring block 9 are carried out through the handle 16, meanwhile, the inclination state of the handle 16 can indicate the connection state, and indicate the connection of multiple loops to avoid misoperation, one side of main part 1 is provided with into oil tank 17, the accessible advances oil tank 17 and is convenient for the packing of medium, 1 one side of main part is connected with perspective pipe 18, perspective pipe 18 sets up for cavity, can communicate with the medium of inside, can instruct the medium liquid level of inside, be convenient for in time add, be provided with oil-out 21 in the bottom of perspective pipe 18, when changing internal medium, the medium of being convenient for is derived, it is convenient to change the medium, there are a plurality of vertically heat-conducting plates 22 at the internal connection of main part 1, the one end of heat-conducting plate 22 is connected with a plurality of horizontal fin 23 that set up, can derive the heat of inside through a plurality of vertically heat-conducting plates 22, carry out the forced air cooling heat dissipation through a plurality of horizontal fin 23, avoid piling up of the heat of main part 1 inside, and the safety is improved.
It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A combined multi-loop high-voltage explosion-proof power distribution device comprises a main body (1), an oil groove (3), a switch blade (11), a perspective pipe (18), a heat conducting plate (22) and a fan (28), and is characterized in that a transformer (2) is arranged inside the upper end of the main body (1), a plurality of transversely-arranged oil grooves (3) are arranged inside the main body (1), an upper clamping block (4) is arranged inside the oil groove (3), the upper clamping block (4) is connected with a connecting wire (5), one end of the connecting wire (5) is connected with a wire clamping block (6), a contraction groove (7) is arranged on the wire clamping block (6), a wiring block (9) is clamped inside the wire clamping block (6), a fixing bolt (8) is connected on the wire clamping block (6), a lower clamping block (10) is connected to the bottom side inside the oil groove (3), and the switch blade (11) is movably connected to the lower clamping block (10), one side of the switch blade (11) is connected with a connecting rod (12), an insulating ceramic (13) is connected to the connecting rod (12), one end of the connecting rod (12) is connected with a sealing rubber (14), one side of the main body (1) is connected with an external box (15), a handle (16) is movably connected to the inside of the external box (15), one side of the upper end of the handle (16) is connected with one end of the connecting rod (12), one side of the main body (1) is connected with an oil inlet box (17), one side of the main body (1) is connected with a perspective tube (18), an air outlet (19) is formed in the upper end of the perspective tube (18), the air outlet (19) is connected with a sealing plug (20), an oil outlet (21) is connected to the bottom of the perspective tube (18), a heat conducting plate (22) is connected to the inside of the main body (1), and a radiating fin (23) is connected to one end of the heat conducting plate (22), the utility model discloses a fan (28) is characterized in that inside one side of main part (1) is provided with air intake (24), one side of main part (1) is connected with curb plate (25), be connected with filter screen (26) on curb plate (25), be provided with motor (27) in air intake (24), the output of motor (27) one side is connected with fan (28), one side of main part (1) is provided with air outlet (29), be provided with a plurality of swash plates (30) in air outlet (29).
2. A modular, multi-circuit, high voltage, explosion proof power distribution unit, as defined in claim 1, wherein: the oil tank is characterized in that a plurality of oil tanks (3) are arranged in the main body (1), and the bottom ends of the oil tanks (3) are communicated.
3. A modular, multi-circuit, high voltage, explosion proof power distribution unit, as defined in claim 1, wherein: a plurality of the inside upper end of oil groove (3) all is provided with fixture block (4), go up fixture block (4) and plug-in strip (11) matching joint, plug-in strip (11) one side is the circular arc setting.
4. A modular, multi-circuit, high voltage, explosion proof power distribution unit, as defined in claim 1, wherein: symmetrical contraction grooves (7) are formed in the wire clamping block (6), and through holes matched with the fixing bolts (8) are formed in the wire clamping block (6).
5. A modular, multi-circuit, high voltage, explosion proof power distribution unit, as defined in claim 1, wherein: one side of the knife switch (11) is movably connected with one end of a connecting rod (12), and the middle position of the connecting rod (12) is connected with insulating ceramic (13).
6. A modular, multi-circuit, high voltage, explosion proof power distribution unit, as defined in claim 1, wherein: the connecting rod (12) is connected with sealing rubber (14), and one end of the sealing rubber (14) is connected with the main body (1).
7. A modular, multi-circuit, high voltage, explosion proof power distribution unit, as defined in claim 1, wherein: a groove matched with the moving stroke of the handle (16) is arranged in the external box (15), and the handle (16) is obliquely arranged in an open circuit state.
8. A modular, multi-circuit, high voltage, explosion proof power distribution unit, as defined in claim 1, wherein: the inside connection of main part (1) has a plurality of perpendicular heat-conducting plates (22), the one end of heat-conducting plate (22) is connected with a plurality of fin (23) of horizontal setting.
9. A modular, multi-circuit, high voltage, explosion proof power distribution unit, as defined in claim 1, wherein: a plurality of inclined plates (30) are arranged in the air outlet (29), and the inclined plates (30) are arranged in parallel relatively.
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| CN201911017591.2A CN110676747B (en) | 2019-10-24 | 2019-10-24 | Combined multi-loop high-voltage explosion-proof power distribution device |
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| CN201911017591.2A CN110676747B (en) | 2019-10-24 | 2019-10-24 | Combined multi-loop high-voltage explosion-proof power distribution device |
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| CN110676747A CN110676747A (en) | 2020-01-10 |
| CN110676747B true CN110676747B (en) | 2021-12-24 |
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| EP1381064A1 (en) * | 2002-07-12 | 2004-01-14 | Hitachi, Ltd. | Vacuum switchgear |
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| CN208674620U (en) * | 2018-06-29 | 2019-03-29 | 四川东大恒泰电气有限责任公司 | A kind of oil immersed type ring network cabinet for petroleum drilling machine electric generation oily high pressure room |
| CN110224328A (en) * | 2019-05-13 | 2019-09-10 | 浙江途远电气有限公司 | A kind of combined electrical apparatus |
| CN209497175U (en) * | 2019-02-25 | 2019-10-15 | 焦作华飞电子电器股份有限公司 | A kind of explosion-proof fence operation interfacial structure of high-power high voltage explosion-proof frequency converter |
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2019
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Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2009334A (en) * | 1932-03-24 | 1935-07-23 | Reyrolle A & Co Ltd | Metal-clad electric switch gear |
| CN2354276Y (en) * | 1998-10-08 | 1999-12-15 | 上海明昱科技发展有限公司 | Transformer switch integrated desk-kit |
| EP1381064A1 (en) * | 2002-07-12 | 2004-01-14 | Hitachi, Ltd. | Vacuum switchgear |
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