CN213265945U - Transformer accident pool oil-water buffer memory device - Google Patents
Transformer accident pool oil-water buffer memory device Download PDFInfo
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- CN213265945U CN213265945U CN202021288436.2U CN202021288436U CN213265945U CN 213265945 U CN213265945 U CN 213265945U CN 202021288436 U CN202021288436 U CN 202021288436U CN 213265945 U CN213265945 U CN 213265945U
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Abstract
The utility model provides a transformer accident pond profit memory device, unsettled setting in profit buffer slot the filter frame is held back to impurity, and the profit mixture that will come from transformer accident pond passes through together with debris such as dust, sand and animal and plant corpse the profit inlet pipe is sent into in the filter frame is held back to impurity, debris such as dust, sand and animal and plant corpse are held back in the filter frame is held back to impurity, and the profit mixture is followed discharge in the profit discharging pipe. After the oil-water mixture is subjected to oil-water separation, water returns to the oil-water cache groove from the water replenishing feed pipe, and the transformer oil intercepted on the dust, sand and sundries of animal and plant corpses in the impurity intercepting filter frame is circularly leached, so that the transformer oil attached to the dust, sand and sundries of animal and plant corpses is reduced, harmless disposal is realized, and environmental pollution caused by direct discharge of solid wastes is avoided.
Description
Technical Field
The utility model belongs to the technical field of the safe operation of transformer substation, concretely relates to transformer accident pool oil water memory device.
Background
According to GB50060-2008 3-110kV high-voltage distribution equipment related specifications, when the oil quantity of outdoor single electrical equipment is more than 1000kg, oil storage or oil blocking facilities should be arranged. Specifically, the facility for discharging oil to the safety place needs to be provided, and when the requirement cannot be met, an oil storage or oil retaining facility capable of containing 100% of oil is needed.
The existing transformer accident oil pool is mostly arranged in the open air, particularly in the area close to the desert in the north, and sundries such as dust, sand, animal and plant corpses and the like can fall into the transformer accident oil pool. When the transformer accident oil pool is inspected, maintained or in rainy season, and the water level or the oil level in the transformer accident oil pool exceeds a safety threshold, the transformer accident oil pool needs to be drained or drained. Oil-water separation is required for drainage or oil discharge. In the prior art, for example, chinese utility model with patent No. 200920170656.2 discloses an oil-water separation device, which comprises an impurity-removing oil-water separator, a separation fine filter and an acid-removing regenerator arranged in sequence. For example, chinese utility model patent No. 201720095536.5 discloses an oil-water separator and an oil-water separation system. However, the oil-water separation device (system) can only realize oil-water separation, and in the process of treating waste oil or waste water in the transformer accident oil pool, part of the waste oil is adsorbed on dust, sand, animal and plant corpses and other impurities, so that the waste oil is difficult to treat. If the waste is directly dumped in the field, environmental pollution is easily caused, and if the waste is treated as solid waste, the treatment cost is increased, and harmless treatment cannot be realized.
Disclosure of Invention
In view of this, the utility model provides a transformer accident pond profit memory device to in the transformer accident oil pond waste water or the waste oil treatment process who exists among the solution prior art, the waste oil that the part adsorbs on debris such as dust, sand and animal and plant corpses is difficult to the technical problem who handles.
The utility model provides a technical scheme that its technical problem adopted is:
the utility model provides a transformer accident pond profit buffer memory device, connects in the outlet in transformer accident pond, includes: an oil-water buffer tank and an impurity intercepting filter frame; an oil-water inlet pipe, a water supplementing inlet pipe and an oil-water outlet pipe are arranged on the oil-water cache groove; the impurity intercepting and filtering frame is a full-surrounding frame body with filtering holes formed in the periphery, and is arranged in the oil-water cache groove in a hanging manner; the oil-water feeding pipe extends into the impurity intercepting filter frame.
Preferably, an aerator pipe is further arranged on the oil-water cache tank, and an outlet end of the aerator pipe extends into the impurity intercepting filter frame.
Preferably, a water supplementing heating heat exchanger is arranged on the water supplementing feeding pipe.
Preferably, a discharging cooling heat exchanger is arranged on the oil-water discharging pipe.
Preferably, the inner wall of the impurity intercepting and filtering frame is provided with an anti-blocking bulge.
Preferably, be provided with on the profit buffer tank and be used for the monitoring the level sensor of profit buffer tank internal liquid level, be provided with on the moisturizing inlet pipe and mend water control valve, level sensor with mend water control valve interlocking.
Preferably, an aeration control valve is arranged on the aeration pipe, and the aeration control valve is interlocked with the liquid level sensor.
Preferably, a water discharge control valve is arranged on the oil-water discharge pipe and is interlocked with the liquid level sensor.
Preferably, a microcontroller is further arranged on the oil-water cache tank, a signal input end of the microcontroller is electrically connected with the liquid level sensor, and a signal output end of the microcontroller is electrically connected with the water supplementing control valve, the aeration control valve and the water discharging control valve.
Preferably, the microcontroller comprises a timing unit.
According to the above technical scheme, the utility model provides a transformer accident pond profit memory device, its beneficial effect is: the impurity intercepting filter frame is arranged in the oil-water buffer tank in a hanging mode, an oil-water mixture from the transformer accident pool, dust, sand, animal and plant corpses and other impurities are conveyed into the impurity intercepting filter frame through the oil-water feeding pipe, the dust, the sand, the animal and plant corpses and other impurities are intercepted in the impurity intercepting filter frame, and the oil-water mixture is discharged from the oil-water discharging pipe. After the oil-water mixture is subjected to oil-water separation, water returns to the oil-water cache groove from the water replenishing feed pipe, and the transformer oil intercepted on the dust, sand and sundries of animal and plant corpses in the impurity intercepting filter frame is circularly leached, so that the transformer oil attached to the dust, sand and sundries of animal and plant corpses is reduced, harmless disposal is realized, and environmental pollution caused by direct discharge of solid wastes is avoided.
Drawings
Fig. 1 is a pipeline flow chart of the transformer accident pool oil-water caching device.
In the figure: the transformer accident pool oil-water caching device comprises a transformer accident pool oil-water caching device 10, an oil-water caching tank 100, an oil-water feeding pipe 110, a water supplementing feeding pipe 120, a water supplementing heating heat exchanger 121, an oil-water discharging pipe 130, a discharging cooling heat exchanger 131, an aeration pipe 140, an impurity intercepting filter frame 200, an anti-blocking bulge 210, a microcontroller 300, a liquid level sensor 301, a water supplementing control valve 302, an aeration control valve 303 and a water discharging control valve 304.
Detailed Description
The following combines the drawings of the utility model to further elaborate the technical scheme and technical effect of the utility model.
Referring to fig. 1, in an embodiment, an oil-water buffer device 10 for a transformer accident pool is connected to a water outlet of the transformer accident pool, and is used for temporarily storing an oil-water mixture from the transformer accident pool and pre-treating the oil-water mixture. The transformer accident pool oil-water buffer device 10 comprises: the filtering device comprises an oil-water cache groove 100 and an impurity intercepting filter frame 200, wherein an oil-water feeding pipe 110, a water supplementing feeding pipe 120 and an oil-water discharging pipe 130 are arranged on the oil-water cache groove 100. The impurity intercepting filter frame 200 is a fully-enclosed frame body provided with filter holes all around, and is suspended in the oil-water cache tank 100. The oil-water feed pipe 110 extends into the impurity-trapping filter frame 200.
For example, the impurity trapping filter frame 200 is connected to the inner wall of the oil-water buffer tank 100 through a plurality of connecting ribs, and water outlet spaces are reserved between the impurity trapping filter frame and the periphery of the oil-water buffer tank 100 and between the impurity trapping filter frame and a bottom plate. The oil-water mixture from the transformer accident pool 20, together with impurities such as dust, sand and animal and plant corpses, is fed into the impurity trapping filter frame 200 through the oil-water feeding pipe 110, the impurities such as dust, sand and animal and plant corpses are trapped in the impurity trapping filter frame 200, and the oil-water mixture is discharged from the oil-water discharging pipe 130 after filling the oil-water buffer tank 100. After the oil-water mixture is subjected to oil-water separation, water returns to the oil-water buffer tank 100 from the water replenishing feed pipe 120, and the transformer oil intercepted on the dust, sand and the sundries of the animal and plant corpses in the impurity intercepting filter frame 200 is circularly soaked, so that the transformer oil attached to the dust, sand and the sundries of the animal and plant corpses is reduced, harmless disposal is realized, and environmental pollution caused by direct discharge of solid wastes is avoided.
In order to improve the treatment efficiency of the oil-water mixture in the transformer accident pool and the transformer oil attached to the dust, sand and the impurities of the animal and plant corpses and enhance the treatment effect, in an embodiment, an aeration pipe 140 is further arranged on the oil-water buffer tank 100, and the outlet end of the aeration pipe 140 extends into the impurity intercepting filter frame 200. Air is blown into the impurity intercepting filter frame 200 through the aeration pipe 140, so that on one hand, impurities such as dust, sand and animal and plant corpses in the impurity intercepting filter frame 200 are disturbed and are fully contacted with water in the oil-water buffer tank 100, and the pressure change oil attached to the impurities such as the dust, the sand and the animal and plant corpses is leached into the water. On the other hand, by aeration, the partial emulsified pressure oil contained in water is precipitated, and the oil-water separation efficiency is improved.
Further, a water supplementing heating heat exchanger 121 is arranged on the water supplementing feeding pipe 120 to heat water entering the oil-water cache groove 100 from the water supplementing feeding pipe 120 to 35-50 ℃, so that the efficiency of leaching the transformer oil from dust, sand and sundries of animal and plant corpses is improved.
Further, the oil-water discharging pipe 130 is provided with a discharging cooling heat exchanger 131 to reduce the temperature of the oil-water mixture discharged from the oil-water discharging pipe 130, so that the separation of the transformer oil from the oil-water mixture is facilitated, and the oil-water separation efficiency is improved.
In another embodiment, the inner wall of the impurity-trapping filter frame 200 is provided with an anti-clogging protrusion 210 to prevent the impurity-trapping filter frame 200 from clogging due to the adhesion of the sheet impurities to the inner surface of the impurity-trapping filter frame 200.
Further, for automatic control, reduce the human cost, profit buffer memory groove still is provided with the automatic control subassembly.
For example, a liquid level sensor 301 for monitoring a liquid level in the oil-water buffer tank 100 is disposed on the oil-water buffer tank 100, a water supply control valve 302 is disposed on the water supply inlet pipe 120, and the liquid level sensor 301 and the water supply control valve 302 are interlocked. That is, the liquid level sensor 301 monitors the oil-water level in the oil-water buffer tank 100, and when the oil-water level reaches a high threshold, the water supply control valve 302 is controlled to close, and water supply to the oil-water buffer tank 100 is stopped.
For example, an aeration control valve 303 is provided in the aeration pipe 140, and the aeration control valve 303 is interlocked with the liquid level sensor 301. When the oil-water liquid level reaches the high threshold, the aeration control valve 303 is opened to aerate the oil-water buffer tank 100. It is worth mentioning that aeration is beneficial to desorption of the variable pressure oil attached to dust, sand, animal and plant corpses and other sundries and is also beneficial to separation and analysis of oil-water emulsion in the oil-water mixture.
For example, a drain control valve 304 is provided on the oil/water outlet pipe 130, and the drain control valve 304 is interlocked with the liquid level sensor 301. When the oil-water level reaches the high threshold value and after a preset time of aeration, the drainage control valve 304 is opened to discharge the oil-water mixture.
For example, a microcontroller 300 is further disposed on the oil-water buffer tank 100, a signal input end of the microcontroller 300 is electrically connected to the liquid level sensor 301, and a signal output end of the microcontroller 300 is electrically connected to the water supply control valve 302, the aeration control valve 303, and the water discharge control valve 304. Preferably, the microcontroller 300 includes a timing unit.
In a specific embodiment, an oil-water mixture in the transformer accident pool is fed into the impurity-trapping filter frame 200 through the oil-water feeding pipe 110, impurities such as dust, sand, animal and plant corpses are trapped in the impurity-trapping filter frame 200, and the oil-water mixture fills the inner cavity of the oil-water buffer tank 100. The microcontroller 300 controls the water supply control valve 302 to open, so as to supply the oil-water buffer tank 100 with water with low oil content after oil-water separation, and when the oil-water liquid level of the oil-water buffer tank 100 reaches a high threshold, the water supply control valve 302 is closed, and water supply is stopped. And opening the aeration control valve 303, aerating the oil-water buffer tank 100, timing, closing the aeration control valve 303 after a period of aeration, opening the water discharge control valve 304, and emptying the oil-water mixture in the oil-water buffer tank 100. When the oil-water liquid level of the oil-water buffer tank 100 reaches the low threshold value, the water supplementing control valve 302 is opened, water is supplemented into the oil-water buffer tank 100, the operation is sequentially performed for a plurality of times, the transformer oil attached to the impurities such as dust, sand and animal and plant corpses is fully soaked, the transformer oil attached to the impurities such as dust, sand and animal and plant corpses is reduced, and harmless disposal is realized.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention.
Claims (10)
1. The utility model provides a transformer accident pond profit buffer memory device, connects in the outlet in transformer accident pond, its characterized in that includes: an oil-water buffer tank and an impurity intercepting filter frame; an oil-water inlet pipe, a water supplementing inlet pipe and an oil-water outlet pipe are arranged on the oil-water cache groove; the impurity intercepting and filtering frame is a full-surrounding frame body with filtering holes formed in the periphery, and is arranged in the oil-water cache groove in a hanging manner; the oil-water feeding pipe extends into the impurity intercepting filter frame.
2. The transformer accident pool oil-water buffer device of claim 1, wherein an aerator pipe is further arranged on the oil-water buffer tank, and an outlet end of the aerator pipe extends into the impurity-trapping filter frame.
3. The transformer accident pool oil-water buffer device of claim 1, wherein a water-replenishing heating heat exchanger is arranged on the water-replenishing feed pipe.
4. The transformer accident pool oil-water buffer device of claim 1, wherein a discharge cooling heat exchanger is arranged on the oil-water discharge pipe.
5. The transformer accident pool oil-water buffer device of claim 1, wherein the inner wall of the impurity-trapping filter frame is provided with an anti-clogging protrusion.
6. The transformer accident pool oil-water buffer device as claimed in claim 2, wherein a liquid level sensor for monitoring the liquid level in the oil-water buffer tank is arranged on the oil-water buffer tank, and a water supply control valve is arranged on the water supply feed pipe, and the liquid level sensor is interlocked with the water supply control valve.
7. The transformer accident pool oil-water buffer device of claim 6, wherein an aeration control valve is arranged on the aeration pipe, and the aeration control valve is interlocked with the liquid level sensor.
8. The transformer accident pool oil and water buffer device of claim 7, wherein a drain control valve is arranged on the oil and water outlet pipe, and the drain control valve is interlocked with the liquid level sensor.
9. The transformer accident pool oil-water buffer device of claim 8, wherein a microcontroller is further disposed on the oil-water buffer tank, and a signal input end of the microcontroller is electrically connected to the liquid level sensor, and a signal output end of the microcontroller is electrically connected to the water supply control valve, the aeration control valve and the water discharge control valve.
10. The transformer accident pool oil-water buffer of claim 9, wherein the microcontroller comprises a timing unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021288436.2U CN213265945U (en) | 2020-07-02 | 2020-07-02 | Transformer accident pool oil-water buffer memory device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021288436.2U CN213265945U (en) | 2020-07-02 | 2020-07-02 | Transformer accident pool oil-water buffer memory device |
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| CN213265945U true CN213265945U (en) | 2021-05-25 |
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| CN202021288436.2U Active CN213265945U (en) | 2020-07-02 | 2020-07-02 | Transformer accident pool oil-water buffer memory device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113611488A (en) * | 2021-07-30 | 2021-11-05 | 华北电力科学研究院有限责任公司 | Transformer oil replacing device |
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2020
- 2020-07-02 CN CN202021288436.2U patent/CN213265945U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113611488A (en) * | 2021-07-30 | 2021-11-05 | 华北电力科学研究院有限责任公司 | Transformer oil replacing device |
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