CN201383408Y - Multi-functional vertical external oil metal corrugated oil conservator - Google Patents
Multi-functional vertical external oil metal corrugated oil conservator Download PDFInfo
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- CN201383408Y CN201383408Y CN200920011474U CN200920011474U CN201383408Y CN 201383408 Y CN201383408 Y CN 201383408Y CN 200920011474 U CN200920011474 U CN 200920011474U CN 200920011474 U CN200920011474 U CN 200920011474U CN 201383408 Y CN201383408 Y CN 201383408Y
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- conservator
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Abstract
The utility model relates to a multi-functional vertical external oil metal corrugated oil conservator, which comprises a conservator cover, a conservator body, a conservator bottom and a track-shaped corrugated expander assembled in the conservator body, wherein an upper sealing support and a lower sealing board are respectively arranged on the upper and the lower ends of the track-shaped corrugated expander; the upper sealing support is communicated with the cavity of the upper part of the conservator body; the lower sealing board is provided with a vertical serial release valve, a liquid nitrogen bottle and an accumulated water box; a high pressure-resistant corrugated tube on the bottom of the accumulated water box is extended out and connected with a breather connected with the bottom of the conservator body; one end of the upper sealing support is provided with a collector box; the lower end of an exhaust tube arranged in the collector box is fixed on the conservator bottom; and the exposed end of the exhaust tube is provided with an exhaust outlet with a flange. The oil conservator has is characterized in that the oil conservator not only can release pressure to prevent explosion but also can release liquid nitrogen as a main medium for extinguishing fire to reduce the burning point of the released flammable oil mist and isolate the air to extinguish fire. Humidity and dew in the oil conservator can be automatically removed as well, consequently, the reliability of the safe operation of the equipment can be further improved, and full-sealing and maintenance-free effects are truly achieved.
Description
Technical field:
The utility model relates to a kind of safety guard that is used for electric equipment; particularly a kind of improved oil pressure that can automatic burst-preventing discharges; can stop the high pressure oil mist combustion again, can also get rid of automatically owing to breathing the outer oily metal bellow oil conservator of the multifunctional vertical of bringing moisture and condensation water into.
Background technology:
The safety guard of the apparatus insulated oil of large electric that uses mainly is capsule-type, diaphragm type, metal bellow type oil conservator at present; capsule-type, diaphragm type exist rubber easily aging, fragile, can produce electric equipment oil quality deterioration, the problem of seepage oil.In oily metal bellow type oil conservator in the fashionable region of bypassed oil that the compensation do not participated in arranged of closure (account for compensation rate 15%) cause unnecessary waste.Yin Qinei takes up the oil of constant weight, causes nose heave rocking when interior oil mass increases, and produces the pulley derailing, even makes the metal bellows permanent deformation, and the serious bellows that makes damages.And outer oil type metal bellow type oil conservator, it is a horizontal type structure, its metal bellows is transverse movement, because of the pressurized inequality, be easy to generate catching phenomenon, produces condensation water because of the temperature difference and humidity for a long time; These problems directly influence the security of operation of electric equipment.
The inventor designs the problem that once existed at prior art for CN201004365Y as bulletin and designs a kind of outer oily metal bellow oil conservator of multifunctional vertical that is used in electric equipment in the application of Yingkou power department, has solved above-mentioned existing problem preferably.But in use still come with some shortcomings, because the temperature difference and humidity produce condensation, must dehydrating breather be set at pneumostome could discharge, and can not discharge automatically in the body; This certainly will influence the operate as normal of bellow expander, brings hidden danger also for simultaneously the security of operation of electric equipment.
Summary of the invention:
Deficiency in view of above-mentioned prior art existence, the purpose of this utility model provides a kind of improved electric equipment with the outer oily metal bellow oil conservator of multifunctional vertical, it removes the problem of easily security of operation of electric equipment being brought hidden danger that existing oil conservator exists that solved, keep the fuel-economizing of existing oil conservator, increase compensation rate, outside the reliable advantage, it is more reasonable to make it structural design, make easily, and can stop the high pressure oil mist combustion again by automatic burst-preventing release oil pressure, and can also get rid of moisture and condensation water in the Oil Tank automatically, really realize non-maintaining, the oil level indication is accurately directly perceived, significantly improves reliability of operation.
The purpose of this utility model is achieved in that the outer oily metal bellow oil conservator of a kind of multifunctional vertical, it comprises that having cabinet covers, cabinet, at the bottom of the cabinet and assemble runway shape bellow expander in it, the upper and lower side of runway shape bellow expander is respectively equipped with sealed support and lower seal plate, last sealed support is communicated with the cabinet upper cavity, it is characterized in that: on the lower seal plate, be provided with vertical series connection relief valve and liquid nitrogen bottle, the series connection relief valve is installed on the valve seat that welds on the lower seal plate, liquid nitrogen bottle is installed in series connection relief valve top, also be provided with water-logging box on the lower seal plate, the high pressure resistant bellows bottom this box stretches out the pneumostome that is connected with bottom of cabinet bulk and links to each other; Set collecting sewage room bottom connects the pipeline road of electric equipment fuel tank by flange at the bottom of the cabinet; End at last sealed support is provided with collector box, and set blast pipe bottom is fixed at the bottom of the cabinet in this box, and at external part flanged (FLGD) exhaust outlet is set.But oil level adopts the adjustable magnetic float to utilize buoyancy and magnetic-coupled principle, but the adjustable magnetic float is set below the lower seal plate promptly, correspondingly magnetic turnover panel oil level indicator is set in cabinet one side, but the oil level in the cabinet enclosed cavity just makes the adjustable magnetic float move up and down at magnetic turnover panel oil level indicator inwall, oil level variation in the oil conservator is delivered on the magnetic turnover panel indicating device intuitively, clearly indicates the height of oil level.Oil is isolated fully in indicating device and the oil conservator, and therefore absolute assurance is safe in utilization.This oil level indicator also can be joined oil level alarm switch and oil level teletransmission transmitter, realizes remote oil level indication monitoring, control and record.
The utility model has the advantages that its structural design is more reasonable, simple and easy, remove fuel-economizing, increase compensation rate, significantly protection oil, the electric equipment advantage in useful life that prolongs with existing oil conservator.The unique texture of this oil conservator is: can be explosion-proof release of pressure can disengage the main medium of liquid nitrogen simultaneously again as fire extinguishing, but the fuel spray that can promptly release of pressure be emitted reduces burning-point, secluding air and extinguishing.Can also get rid of in the Oil Tank moisture automatically with condensation, eliminate the many defectives that have the security of operation that influences electric equipment on the existing similar oil conservator structure fully, further improve the reliability of equipment safety operation, really reach the full sealed non-maintenance effect.
Below in conjunction with accompanying drawing the utility model is further described.
Description of drawings:
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the vertical view of removal cabinet lid among Fig. 1.
Embodiment:
By accompanying drawing as can be known, this oil conservator comprise at the bottom of cabinet lid 2, the cabinet 11, cabinet 15 and assemble runway shape bellow expander 4 in it.Wherein the specification of cabinet 15 and runway shape bellow expander 4, cubage compensation amount and respective specified when shape should be moved according to electric equipment oil are selected.Pouring orifice 7 is set on 11 at the bottom of the cabinet to be injected electric equipment oil and uses for specializing in vertical outer oily oil storage.The bottom of runway shape bellow expander 4 is packaged on lower seal plate 3, and series connection relief valve 22 is set on the lower seal plate 3, and series connection relief valve 22 is provided with liquid nitrogen bottle 21, and liquid nitrogen outlet 23, pressure release go out 14 and water-logging box 13.The top of runway shape bellow expander 4 is packaged on cabinet 15 tops, the below of last sealed support 1.Its inner chamber is communicated with cabinet 15 upper cavity by the through hole of last sealed support 1,11 all direct sealing-ins are on cabinet 15 at the bottom of cabinet lid 2, the cabinet, be provided with at lower seal plate 3 middle parts that damp G﹠W connects pneumostome 6 by the bottom that high pressure resistant bellows 5 stretches out cabinet 15 in the water-logging box 13, can automatically cabinet moisture and condensation be discharged outside the cabinet 15.Collecting sewage room 8 is arranged at the bottom of the cabinet of cabinet 15 on 11, and dirt is emitted by putting dirty plug 10 places.The bottom of collecting sewage room 8 connects the pipeline road 9 of electric equipment fuel tank (not shown) by flange, and the electric equipment oil of insulation enters cabinet 15 inwalls and runway shape bellow expander 4 from pipeline road 9, in the enclosed cavity between the periphery wall.
In order to get rid of the air that is closed in oil pocket rapidly, end at last sealed support 1 is provided with collector box 17, blast pipe 16 bottoms that are provided with in the box are fixed at the bottom of the cabinet on 11, and flanged (FLGD) exhaust outlet 12 is set at external part, by the vent valve (not shown) that is connected with exhaust outlet 12 gas is discharged outside the cabinet 15, close vent valve.Pouring orifice 7 is set on 11 at the bottom of the cabinet to be injected electric equipment oil and uses for specializing in vertical outer oily oil storage.
In order to show the variation of electric equipment oil temperature intuitively, this oil conservator is provided with magnetic upset oil level indicator 18.But the side at lower seal plate 3 has been fixed adjustable magnetic float 20, and make along with but the inwall of lower seal plate 3 synchronization-moving adjustable magnetic floats 20 along magnetic upset oil level indicator 18 moves, drive is arranged on the magnetic turnover panel upset of oil level indication glass vision panel 19 opposite positions of cabinet 15 sidewalls, the variation of oil temperature in the electric equipment is shown as the variation of oil level.
During use, temperature changes in electric equipment, and temperature raises, and the insulating oil volume increases, and the oil of electric equipment fuel tank enters cabinet 15 through pipeline road 9, but promotion lower seal plate 3 and adjustable magnetic float 20 move up along cabinet 15 inwalls.When the temperature in the electric equipment reduces, but oil volume reduces lower seal plate 3 and adjustable magnetic float 20 descends simultaneously.But adjustable magnetic float 20 moves along the inwall of magnetic upset oil level indicator 18.Can drive magnetic turnover panels upset variable colors by the adjustable magnetic float 20 that magnetic overturns on the oil level indicator 18 but the oil level in cabinet 15 enclosed cavities is high and low, the variation of oil level is shown on the glass vision panel 19 intuitively.
When inside electric appliance generation arc short circuit fault, electric equipment oil at high temperature decomposites a large amount of gas, and these gases sharply increase tank pressure, again because electric equipment oil has incompressible characteristic.The oil pressure oil level rises rapidly, exceeds the oil conservator extreme position, and series connection relief valve 22 can be opened release with this huge internal pressure in 2ms, exports 14 (not shown)s by pressure release and connects cabinet 15 outer safety places of drawing appointment.Reach protection electric equipment fuel tank simultaneously and be unlikely the accident that deformation fracture leads to fire.
Liquid nitrogen is exported by liquid nitrogen outside the 23 (not shown)s connection cabinet 15 and is drawn out to inflammable position in series connection relief valve 22 is opened also with liquid nitrogen bottle 21, the liquid nitrogen of ejection can promptly reduce the burning-point of combustible, and can cover on the combustible, make it secluding air and extinguish.Characteristics of the present utility model are reasonable in design, and are safe and reliable, environment-friendly high-efficiency, really reach explosion-proof, fire-retardant, outside humidity discharging gas and condensation water multifunctional vertical oily metal bellow oil conservator.
Claims (2)
1, the outer oily metal bellow oil conservator of a kind of multifunctional vertical, it comprises that having cabinet covers, cabinet, at the bottom of the cabinet and assemble runway shape bellow expander in it, the upper and lower side of runway shape bellow expander is respectively equipped with sealed support and lower seal plate, last sealed support is communicated with the cabinet upper cavity, it is characterized in that: on the lower seal plate, be provided with vertical series connection relief valve and liquid nitrogen bottle, the series connection relief valve is installed on the valve seat that welds on the lower seal plate, liquid nitrogen bottle is installed in series connection relief valve top, also be provided with water-logging box on the lower seal plate, the high pressure resistant bellows bottom this box stretches out the pneumostome that is connected with bottom of cabinet bulk and links to each other; Set collecting sewage room bottom connects the pipeline road of electric equipment fuel tank by flange at the bottom of the cabinet; End at last sealed support is provided with collector box, and set blast pipe bottom is fixed at the bottom of the cabinet in this box, and at external part flanged (FLGD) exhaust outlet is set.
2, the outer oily metal bellow oil conservator of multifunctional vertical as claimed in claim 1 is characterized in that: but the adjustable magnetic float is set below the lower seal plate, correspondingly magnetic turnover panel oil level indicator is set in cabinet one side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920011474U CN201383408Y (en) | 2009-03-11 | 2009-03-11 | Multi-functional vertical external oil metal corrugated oil conservator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920011474U CN201383408Y (en) | 2009-03-11 | 2009-03-11 | Multi-functional vertical external oil metal corrugated oil conservator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201383408Y true CN201383408Y (en) | 2010-01-13 |
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ID=41526880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920011474U Expired - Fee Related CN201383408Y (en) | 2009-03-11 | 2009-03-11 | Multi-functional vertical external oil metal corrugated oil conservator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201383408Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103377802A (en) * | 2012-04-13 | 2013-10-30 | 沈阳海为电力设备有限公司 | Internal metal bellow expansion oil conservator with self-protection function |
| CN104036925A (en) * | 2014-06-13 | 2014-09-10 | 国网四川省电力公司双流县供电分公司 | Vertical oil storage device for transformer |
| CN108758036A (en) * | 2018-07-18 | 2018-11-06 | 天威保变(合肥)变压器有限公司 | A kind of outer oil type bellow oil conservator equilibrated valve |
| CN110758640A (en) * | 2019-10-31 | 2020-02-07 | 中船黄埔文冲船舶有限公司 | Fuel tank |
| CN110993259A (en) * | 2019-12-19 | 2020-04-10 | 浙江锐盈电子科技有限公司 | Transformer protection device with safety protection function |
| CN114179965A (en) * | 2021-12-07 | 2022-03-15 | 南通恒翔机电设备有限公司 | Anti-seismic and anti-leakage oil tank for ship |
-
2009
- 2009-03-11 CN CN200920011474U patent/CN201383408Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103377802A (en) * | 2012-04-13 | 2013-10-30 | 沈阳海为电力设备有限公司 | Internal metal bellow expansion oil conservator with self-protection function |
| CN104036925A (en) * | 2014-06-13 | 2014-09-10 | 国网四川省电力公司双流县供电分公司 | Vertical oil storage device for transformer |
| CN108758036A (en) * | 2018-07-18 | 2018-11-06 | 天威保变(合肥)变压器有限公司 | A kind of outer oil type bellow oil conservator equilibrated valve |
| CN110758640A (en) * | 2019-10-31 | 2020-02-07 | 中船黄埔文冲船舶有限公司 | Fuel tank |
| CN110993259A (en) * | 2019-12-19 | 2020-04-10 | 浙江锐盈电子科技有限公司 | Transformer protection device with safety protection function |
| CN114179965A (en) * | 2021-12-07 | 2022-03-15 | 南通恒翔机电设备有限公司 | Anti-seismic and anti-leakage oil tank for ship |
| CN114179965B (en) * | 2021-12-07 | 2022-10-14 | 南通恒翔机电设备有限公司 | Anti-seismic and anti-leakage oil tank for ship |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100113 Termination date: 20100311 |