CN112064745B - Anti-reverse-arrangement pipeline device for transformer substation - Google Patents
Anti-reverse-arrangement pipeline device for transformer substation Download PDFInfo
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- CN112064745B CN112064745B CN202010903536.XA CN202010903536A CN112064745B CN 112064745 B CN112064745 B CN 112064745B CN 202010903536 A CN202010903536 A CN 202010903536A CN 112064745 B CN112064745 B CN 112064745B
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- 238000009434 installation Methods 0.000 claims abstract description 90
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 80
- 238000007789 sealing Methods 0.000 claims description 43
- 238000001514 detection method Methods 0.000 claims description 38
- 238000007599 discharging Methods 0.000 claims description 5
- 238000012423 maintenance Methods 0.000 claims description 5
- 239000011159 matrix material Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- -1 polytetrafluoroethylene Polymers 0.000 claims description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 3
- 238000012360 testing method Methods 0.000 description 6
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- 230000000903 blocking effect Effects 0.000 description 4
- 239000011148 porous material Substances 0.000 description 3
- 230000002265 prevention Effects 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F3/00—Sewer pipe-line systems
- E03F3/04—Pipes or fittings specially adapted to sewers
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/14—Devices for separating liquid or solid substances from sewage, e.g. sand or sludge traps, rakes or grates
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F7/00—Other installations or implements for operating sewer systems, e.g. for preventing or indicating stoppage; Emptying cesspools
- E03F7/02—Shut-off devices
- E03F7/04—Valves for preventing return flow
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V9/00—Prospecting or detecting by methods not provided for in groups G01V1/00 - G01V8/00
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F2201/00—Details, devices or methods not otherwise provided for
- E03F2201/20—Measuring flow in sewer systems
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Abstract
The invention discloses a reverse-arrangement preventing pipeline device for a transformer substation, wherein a first installation part, a second installation part and a third installation part are arranged at two ends of a reverse-arrangement preventing pipeline body, the first installation part is positioned at the outer side of the second installation part, the second installation part is positioned at the outer side of the third installation part, and external threads are arranged on the outer side surfaces of the first installation part, the second installation part and the third installation part; the top of one end of the anti-reverse-drainage pipeline body is provided with a first mounting table, the top of the other end of the anti-reverse-drainage pipeline body is provided with a second mounting table, a first hanging table groove is formed in the top of the first mounting table, a first mounting groove is formed in the middle of the bottom of the first hanging table groove, and a filter plate is slidably mounted in the first mounting groove; after adopting above-mentioned structure, the device can effectively prevent to fall to arrange, can also in time give relevant personnel warning simultaneously, avoids causing the loss for the transformer substation.
Description
Technical Field
The invention relates to the technical field of reverse arrangement prevention, in particular to a reverse arrangement prevention pipeline device for a transformer substation.
Background
The urban transformer substation is located in an urban center and is responsible for power supply of various industries in urban areas. In consideration of the requirements of urban environments, substations in urban areas generally adopt a mode of underground laying of high-voltage cables, and underground parts of the transformer substation positions are all hollowed out (similar to a negative layer) to build an underground cable chamber, so that the high-voltage cables are conveniently laid.
The waterproof design of the underground cable chamber is very important, and the drainage of the cable chamber is generally connected to a city rainwater pipe network. In recent years, urban areas are exposed to short-term rainstorm, the problem of waterlogging is serious, municipal rainwater pipe networks often flow back through pipelines to enter underground cable chambers of transformer substations, and the operation safety of the transformer substations is seriously influenced.
Disclosure of Invention
In order to overcome the technical problems, the invention aims to provide an anti-reverse-arrangement pipeline device for a transformer substation, which comprises the following components:
selecting proper installation parts at two ends of the anti-reverse drainage pipeline body, installing the anti-reverse drainage pipeline device for the transformer substation in the middle of a rainwater pipeline, when an underground cable chamber of the transformer substation drains water outwards, filtering water flow through a filter plate to remove all suspended matters and avoid blocking the anti-reverse drainage pipeline body, enabling the water flow to a drain hole II of a first baffle plate, pushing a first conical table to move backwards through water flow pressure, driving a first movable cylinder and a connecting rod to move by the first conical table until a second conical table is abutted in a water inlet hole, stopping the first conical table, enabling the water flow to pass through the filter plate in the drain hole I and a second installation table and drain the water flow into an urban rainwater pipe network, after the drainage is finished, driving the first movable cylinder and the connecting rod to return to the original positions under the action of a spring by the first conical table and abutting against the conical hole of the drain hole II, and enabling the second conical table to leave the water inlet hole; the first conical table, the first movable cylinder, the second conical table and the spring are installed in a matched mode to form an anti-reverse drainage structure, so that internal outward drainage can be passed, external rainwater cannot flow backwards, and the influence on the operation safety of a transformer substation is avoided;
when the urban rainwater pipe network flows backwards, external rainwater flows in through a rainwater pipeline, is filtered by a filter plate in a second mounting platform and flows to a first drainage hole, the first conical platform is matched with a second sealing gasket to seal a second drainage hole after passing through the first drainage hole, so that the external rainwater cannot flow forwards, accumulated rainwater enters a detection cavity through a water inlet hole, when a water level gauge in the detection cavity detects water, a signal is transmitted to a controller, a computer in the controller can send a valve closing instruction to an electric valve, the electric valve is closed, meanwhile, the computer in the controller can transmit the signal to a regulation and control center of a power supply company, and early warning is carried out to remind transformer substation operation and maintenance personnel of timely protection treatment; through set up the fluviograph in detecting the chamber, whether conveniently detect has external rainwater refluence, when detecting that there is rainwater refluence simultaneously, give relevant personnel early warning on the one hand, the motorised valve is closed to on the other hand, realizes multistage protection, avoids rainwater refluence to influence the operation of transformer substation.
The purpose of the invention can be realized by the following technical scheme:
a reverse-drainage-prevention pipeline device for a transformer substation comprises a reverse-drainage-prevention pipeline body, a first installation part, a second installation part, a third installation part, a first installation platform, a sealing cover plate, a first sealing gasket, a fixing pin, a handle, a filter plate, a handle groove, a first placing groove, a sieve mesh, a first hanging platform groove, a first installation groove, a second installation platform, a second hanging platform groove, a second installation groove, an electric valve, a first baffle plate, a second sealing gasket, a first conical platform, a first movable barrel, a first sliding groove, a second movable barrel, a spring, a connecting rod, a second baffle plate, a first drain hole, a second conical platform, a third sealing gasket, a second placing groove, a second drain hole, a water inlet hole, a detection platform, a detection cavity, a water level meter, a fixing platform, a controller and a wiring hole, wherein the first installation part, the second installation part and the third installation part are arranged at two ends of the reverse-drainage-prevention pipeline body, the first installation part is positioned at the outer side of the second installation, the second mounting part is positioned outside the third mounting part, and external threads are formed on the outer side surfaces of the first mounting part, the second mounting part and the third mounting part;
the top of one end of the anti-reverse-flow pipeline body is provided with a first mounting platform, the top of the other end of the anti-reverse-flow pipeline body is provided with a second mounting platform, the first mounting platform and the second mounting platform are symmetrically distributed about a vertical central line of the anti-reverse-flow pipeline body, a first hanging platform groove is formed in the top of the first mounting platform, a first mounting groove is formed in the middle of the bottom of the first hanging platform, a filter plate is slidably mounted in the first mounting groove, a first placing groove is formed in the top of the filter plate, the first placing groove is rotatably mounted in the first placing groove through a fixing pin, a handle groove is formed in the first placing groove, a plurality of sieve holes are formed in the bottom of the filter plate, the sieve holes are distributed in a matrix manner, a second hanging platform groove is formed in the top of the second mounting platform, a second mounting groove is formed in the middle of the bottom of the second hanging platform, and a filter plate is slidably mounted in the second mounting groove, sealing cover plates are arranged at the tops of the first mounting table and the second mounting table, and first sealing gaskets are arranged in the sealing cover plates;
the anti-reverse-drainage pipeline comprises an anti-reverse-drainage pipeline body, and is characterized in that an electric valve is fixedly installed on the anti-reverse-drainage pipeline body, the electric valve is positioned between a first installation platform and a second installation platform and is close to the first installation platform, a first baffle is arranged inside the anti-reverse-drainage pipeline body, the first baffle is positioned on the inner side of the electric valve, a second drain hole is formed in the middle of the first baffle, a first conical platform is arranged in the second drain hole, a second sealing gasket is fixedly connected to the outer conical surface of the first conical platform, a first movable barrel is arranged on the other side of the first conical platform, a first sliding groove is formed in the first movable barrel, a second movable barrel is slidably installed in the first sliding groove, a second placing groove is formed in the second movable barrel, a second baffle is fixedly connected to the other end of the second movable barrel, the second baffle is fixedly installed inside the anti-reverse-drainage pipeline body, and a connecting rod is fixedly connected to the center of one side of the first movable barrel, the connecting rod is positioned inside the first movable barrel, the other end of the connecting rod penetrates through the second placing groove and penetrates through the second baffle to be fixedly connected with a second conical table, a spring is sleeved outside the connecting rod and arranged inside the first sliding groove and the second placing groove, four first drain holes are formed in the outer edge of the second baffle, the four first drain holes are distributed on the second baffle at equal angles, and a third sealing gasket is fixedly connected to the conical surface on the outer side of the second conical table;
one side that first baffle was kept away from to the second baffle is provided with examines test table, examine test table fixed mounting and prevent reverse drainage pipe way body top, examine the inside detection chamber of having seted up of test table, it has seted up the inlet opening to detect the chamber bottom near second toper platform one side, it runs through to prevent reverse drainage pipe way body fixedly connected with fixed station to examine test table top, the fixed station is close to the bottom of examining test table one side and has seted up mounting hole one, and wiring hole has been seted up at mounting hole one bottom center, and fixed mounting has the fluviograph in the mounting hole one, the fluviograph is located and detects the chamber, the top that detects test table one side was kept away from to the fixed station is provided with the controller.
As a further scheme of the invention: one the filter articulates in first string platform groove through the string platform that top both sides set up, and another the filter articulates in second string platform groove through the string platform that top both sides set up, hang platform and first string platform groove and second string platform groove adaptation, filter and first mounting groove and second mounting groove adaptation.
As a further scheme of the invention: one side of the second drain hole is a cylindrical hole, the other side of the second drain hole is a tapered hole, and the tapered hole of the second drain hole is matched with the first tapered platform connected with the second sealing pad.
As a further scheme of the invention: the water inlet hole is matched with a second conical table connected with the third sealing gasket.
As a further scheme of the invention: the first sealing gasket, the second sealing gasket and the third sealing gasket are all polytetrafluoroethylene waterproof gaskets.
As a further scheme of the invention: the aperture of the sieve pores in the filter plate is less than 1 μm.
As a further scheme of the invention: the first installation part external diameter is less than the second installation part, the second installation part external diameter is less than the third installation part, the third installation part external diameter is less than the anti-reverse-flow pipeline body.
As a further scheme of the invention: the use method of the anti-reverse-arrangement pipeline device for the transformer substation comprises the following steps:
selecting proper installation parts at two ends of the anti-reverse drainage pipeline body, installing the anti-reverse drainage pipeline device for the transformer substation in the middle of a rainwater pipeline, when an underground cable chamber of the transformer substation drains water outwards, filtering water flow through a filter plate, flowing to a drain hole II of a first baffle plate, pushing a first conical table to move backwards through water flow pressure, driving a first movable cylinder and a connecting rod to move by the first conical table until a second conical table abuts against a water inlet hole, stopping the first conical table, discharging the water flow into a city rainwater pipeline network through the filter plate in the drain hole I and a second installation table, after the drainage is finished, driving the first movable cylinder and the connecting rod to return to the original positions by the first conical table under the action of a spring, abutting against conical holes of the drain hole II, and simultaneously enabling the second conical table to leave the water inlet hole;
when city rainwater pipe network takes place to flow backwards, external rainwater flows in through rainwater pipeline, filter in the second mount table, flow direction wash port one, pass wash port one back because sealed pad of first toper platform cooperation second has sealed wash port two, lead to external rainwater can't continue to flow in forward, the rainwater of accumulation can get into through the inlet opening and detect the chamber, when the water level gauge in the detection chamber detects water, can transmit the signal to the controller, the instruction of closing the valve can be sent to the motorised valve to the computer in the controller, the motorised valve is closed, computer in the simultaneous control ware still can be with signal transmission to power supply company regulation and control center, carry out the early warning and remind fortune dimension personnel of transformer substation in time to make the protection and handle.
The invention has the beneficial effects that:
selecting proper installation parts at two ends of the anti-reverse drainage pipeline body, installing the anti-reverse drainage pipeline device for the transformer substation in the middle of a rainwater pipeline, when an underground cable chamber of the transformer substation drains water outwards, filtering water flow through a filter plate to remove all suspended matters and avoid blocking the anti-reverse drainage pipeline body, enabling the water flow to a drain hole II of a first baffle plate, pushing a first conical table to move backwards through water flow pressure, driving a first movable cylinder and a connecting rod to move by the first conical table until a second conical table is abutted in a water inlet hole, stopping the first conical table, enabling the water flow to pass through the filter plate in the drain hole I and a second installation table and drain the water flow into an urban rainwater pipe network, after the drainage is finished, driving the first movable cylinder and the connecting rod to return to the original positions under the action of a spring by the first conical table and abutting against the conical hole of the drain hole II, and enabling the second conical table to leave the water inlet hole; the first conical table, the first movable cylinder, the second conical table and the spring are installed in a matched mode to form an anti-reverse drainage structure, so that internal outward drainage can be passed, external rainwater cannot flow backwards, and the influence on the operation safety of a transformer substation is avoided;
when the urban rainwater pipe network flows backwards, external rainwater flows in through a rainwater pipeline, is filtered by a filter plate in a second mounting platform and flows to a first drainage hole, the first conical platform is matched with a second sealing gasket to seal a second drainage hole after passing through the first drainage hole, so that the external rainwater cannot flow forwards, accumulated rainwater enters a detection cavity through a water inlet hole, when a water level gauge in the detection cavity detects water, a signal is transmitted to a controller, a computer in the controller can send a valve closing instruction to an electric valve, the electric valve is closed, meanwhile, the computer in the controller can transmit the signal to a regulation and control center of a power supply company, and early warning is carried out to remind transformer substation operation and maintenance personnel of timely protection treatment; through set up the fluviograph in detecting the chamber, whether conveniently detect has external rainwater refluence, when detecting that there is rainwater refluence simultaneously, give relevant personnel early warning on the one hand, the motorised valve is closed to on the other hand, realizes multistage protection, avoids rainwater refluence to influence the operation of transformer substation.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the overall top view of the present invention;
FIG. 3 is a schematic view of the cross-sectional structure A-A of FIG. 2;
FIG. 4 is an enlarged view of the area D in FIG. 3;
FIG. 5 is an enlarged schematic view of region E in FIG. 3;
FIG. 6 is a schematic top view of the anti-reverse-flow pipe body according to the present invention;
FIG. 7 is a schematic view of the cross-sectional structure B-B in FIG. 6;
FIG. 8 is a schematic view of the cross-sectional structure C-C of FIG. 6;
FIG. 9 is a schematic cross-sectional view of a filter plate according to the present invention.
In the figure: 1. the anti-reverse-discharging pipeline body; 2. a first mounting portion; 3. a second mounting portion; 4. a third mounting portion; 5. a first mounting table; 6. sealing the cover plate; 7. a first gasket; 8. a fixing pin; 9. a handle; 10. a filter plate; 11. a grip groove; 12. a first placing groove; 13. hanging a table; 14. screening holes; 15. a first hanging platform groove; 16. a first mounting groove; 17. a second mounting table; 18. a second hanging platform groove; 19. a second mounting groove; 20. an electrically operated valve; 21. a first baffle plate; 22. a second gasket; 23. a first conical table; 24. a first movable barrel; 25. a first sliding groove; 26. a second movable barrel; 27. a spring; 28. a connecting rod; 29. a second baffle; 30. a first drain hole; 31. a second conical table; 32. a third gasket; 33. a second placing groove; 34. a second drain hole; 35. a water inlet hole; 36. a detection table; 37. a detection chamber; 38. a water level gauge; 39. a fixed table; 40. a controller; 41. and a wiring hole.
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 to 9, an anti-backflow pipeline device for a transformer substation includes an anti-backflow pipeline body 1, a first installation portion 2, a second installation portion 3, a third installation portion 4, a first installation platform 5, a sealing cover plate 6, a first sealing gasket 7, a fixing pin 8, a handle 9, a filter plate 10, a handle groove 11, a first placing groove 12, a hanging platform 13, a sieve pore 14, a first hanging platform groove 15, a first installation groove 16, a second installation platform 17, a second hanging platform groove 18, a second installation groove 19, an electric valve 20, a first baffle 21, a second sealing gasket 22, a first conical platform 23, a first movable barrel 24, a first sliding groove 25, a second movable barrel 26, a spring 27, a connecting rod 28, a second baffle 29, a drainage hole 30, a second conical platform 31, a third sealing gasket 32, a second placing groove 33, a drainage hole 34, a water inlet hole 35, a detection platform 36, a detection cavity 37, a water level meter 38, The anti-reverse-flow pipeline comprises a fixed table 39, a controller 40 and a wiring hole 41, wherein a first installation part 2, a second installation part 3 and a third installation part 4 are arranged at two ends of the anti-reverse-flow pipeline body 1, the first installation part 2 is positioned on the outer side of the second installation part 3, the second installation part 3 is positioned on the outer side of the third installation part 4, and external threads with the same direction are arranged on the outer side surfaces of the first installation part 2, the second installation part 3 and the third installation part 4; the first installation part 2, the second installation part 3 and the third installation part 4 which are different in size are arranged, so that the device is diversified in installation and convenient to connect with rainwater pipelines of different sizes; the water level gauge 38 is a UC series static pressure input water level gauge, and the controller 40 is an SZ-UC2000 series fire pool water level alarm.
The top of one end of the anti-reverse-flow pipeline body 1 is provided with a first mounting table 5, the top of the other end of the anti-reverse-flow pipeline body 1 is provided with a second mounting table 17, the first mounting table 5 and the second mounting table 17 are symmetrically distributed about the vertical central line of the anti-reverse-flow pipeline body 1, the top of the first mounting table 5 is provided with a first hanging table groove 15, the middle of the bottom of the first hanging table groove 15 is provided with a first mounting groove 16, the first mounting groove 16 is larger than the inner diameter of the anti-reverse-flow pipeline body 1, a filter plate 10 is slidably mounted in the first mounting groove 16, the top of the filter plate 10 is provided with a first placing groove 12, the handle 9 is rotatably mounted in the first placing groove 12 through a fixed pin 8, the handle 9 is provided with a handle groove 11, the handle 9 can be rotationally pulled to the filter plate 10, the bottom of the filter plate 10 is provided with a plurality of sieve holes 14, the sieve holes 14 are distributed in a matrix manner, a second hanging platform groove 18 is formed in the top of the second mounting platform 17, a second mounting groove 19 is formed in the middle of the bottom of the second hanging platform groove 18, a filter plate 10 is slidably mounted in the second mounting groove 19, sealing cover plates 6 are mounted on the tops of the first mounting platform 5 and the second mounting platform 17 respectively, a first sealing gasket 7 is arranged inside each sealing cover plate 6, and the first sealing gasket 7 completely seals the first mounting groove 16 and the second mounting groove 19 and prevents water leakage; through set up filter 10 at anti-drainback pipeline body 1 both ends, filter the rivers that get into the device, get rid of all suspended solids, avoid blocking up the device.
The anti-reverse-drainage pipeline body 1 is fixedly provided with an electric valve 20, the electric valve 20 is positioned between a first installation platform 5 and a second installation platform 17 and is close to the first installation platform 5, a first baffle 21 is arranged inside the anti-reverse-drainage pipeline body 1, the first baffle 21 is positioned on the inner side of the electric valve 20, a second drain hole 34 is formed in the middle of the first baffle 21, a first conical platform 23 is arranged in the second drain hole 34, a second sealing gasket 22 is fixedly connected to the outer conical surface of the first conical platform 23, the second sealing gasket 22 seals the second drain hole 34, a first movable cylinder 24 is arranged on the other side of the first conical platform 23, a first sliding groove 25 is formed in the first movable cylinder 24, a second movable cylinder 26 is slidably installed in the first sliding groove 25, a second placing groove 33 is formed in the second movable cylinder 26, and a second baffle 29 is fixedly connected to the other end of the second movable cylinder 26, the second baffle 29 is fixedly installed inside the anti-reverse drainage pipeline body 1, the first conical table 23 is fixedly connected with a connecting rod 28 through the center of one side of the first movable cylinder 24, the connecting rod 28 is located inside the first movable cylinder 24, the other end of the connecting rod 28 penetrates through a second placing groove 33 and fixedly connected with a second conical table 31 through the second baffle 29, a spring 27 is sleeved outside the connecting rod 28, the spring 27 is arranged inside the first sliding groove 25 and the second placing groove 33, four drain holes one 30 are formed in the outer edge of the second baffle 29, the four drain holes one 30 are distributed on the second baffle 29 at equal angles, a third sealing gasket 32 is fixedly connected to the conical surface outside the second conical table 31, and the third sealing gasket 32 seals the water inlet hole 35 during drainage; the first conical table 23, the first movable cylinder 24, the second movable cylinder 26, the second conical table 31 and the spring 27 are installed in a matched mode to form an anti-reverse drainage structure, so that internal outward drainage can be achieved, external rainwater cannot flow back, and the influence on the operation safety of a transformer substation is avoided; the electric valve 20 is an electric valve disclosed in patent CN 107763228B.
A detection table 36 is arranged on one side, away from the first baffle 21, of the second baffle 29, the detection table 36 is fixedly mounted at the top of the anti-reverse-flow pipeline body 1, a detection cavity 37 is formed in the detection table 36, a water inlet hole 35 is formed in the bottom of the detection cavity 37 and close to one side of the second conical table 31, the top end of the detection table 36 penetrates through the anti-reverse-flow pipeline body 1 and is fixedly connected with a fixed table 39, a first mounting hole is formed in the bottom of the fixed table 39 and close to one side of the detection table 36, a wiring hole 41 is formed in the center of the bottom of the first mounting hole, a water level meter 38 is fixedly mounted in the first mounting hole, the water level meter 38 is located in the detection cavity 37, and a controller 40 is arranged at the top of the side, away from the fixed table 39, away from the detection table 36; the water level gauge 38 detects whether water is in the detection chamber 37, and then determines whether to close the electric valve 20 for secondary backflow prevention.
One the filter 10 is hung in a first hanging groove 15 through hanging platforms 13 arranged on two sides of the top, the other the filter 10 is hung in a second hanging groove 18 through hanging platforms 13 arranged on two sides of the top, the hanging platforms 13 are matched with the first hanging groove 15 and the second hanging groove 18, and the filter 10 is matched with a first mounting groove 16 and a second mounting groove 19.
One side of the second drain hole 34 is a cylindrical hole, the other side of the second drain hole is a tapered hole, the tapered hole of the second drain hole 34 is matched with the first tapered platform 23 connected with the second sealing gasket 22, and the second drain hole 34 is sealed by the second sealing gasket 22, so that external rainwater cannot enter.
The water inlet 35 is adapted to the second conical table 31 connected to the third sealing gasket 32, so as to prevent the electric valve 20 from being triggered when the water is drained from the inside to the outside.
The first sealing gasket 7, the second sealing gasket 22 and the third sealing gasket 32 are all polytetrafluoroethylene waterproof gaskets, and the waterproof effect is good.
The aperture of each sieve pore 14 in the filter plate 10 is smaller than 1 μm, all suspended matters are removed, and the blockage in the tube is avoided.
The external diameter of the first installation part 2 is smaller than that of the second installation part 3, the external diameter of the second installation part 3 is smaller than that of the third installation part 4, the external diameter of the third installation part 4 is smaller than that of the inverted pipeline body 1, and the installation parts of different sizes are used for connecting the device between different pipelines and improving the application range.
The use method of the anti-reverse-arrangement pipeline device for the transformer substation comprises the following steps:
selecting proper installation parts at two ends of the anti-reverse drainage pipeline body 1, installing the anti-reverse drainage pipeline device for the transformer substation in the middle of a rainwater pipeline, when an underground cable chamber of the transformer substation drains water outwards, filtering water flow through the filter plate 10, flowing to the drain hole two 34 of the first baffle plate 21, pushing the first conical platform 23 to move backwards through water flow pressure, driving the first movable cylinder 24 and the connecting rod 28 to move by the first conical platform 23 until the second conical platform 31 abuts against the water inlet hole 35, stopping the first conical platform 23 from moving, discharging the water flow into an urban rainwater pipeline network through the filter plate 10 in the drain hole one 30 and the second installation platform 17, after the drainage is finished, driving the first movable cylinder 24 and the connecting rod 28 to return to the original positions by the first conical platform 23 under the action of the spring 27, abutting against the conical holes of the drain hole two 34, and simultaneously enabling the second conical platform 31 to leave the water inlet hole 35;
when the urban rainwater pipe network flows backwards, external rainwater flows in through a rainwater pipeline, the external rainwater is filtered by the filter plate 10 in the second mounting table 17 and flows to the first drain hole 30, the first drain hole 30 is penetrated, then the second drain hole 34 is sealed by the first conical table 23 matched with the second sealing gasket 22, so that the external rainwater cannot flow forwards, the accumulated rainwater can enter the detection cavity 37 through the water inlet hole 35, when the water level meter 38 in the detection cavity 37 detects water, signals can be transmitted to the controller 40, a computer in the controller 40 can send a valve closing instruction to the electric valve 20, the electric valve 20 is closed, and meanwhile, a computer in the controller 40 can transmit the signals to a power supply company regulation and control center to warn transformer substation operation and maintenance personnel to perform protection treatment in time.
The working principle of the invention is as follows:
selecting proper installation parts at two ends of the anti-reverse drainage pipeline body 1, installing the anti-reverse drainage pipeline device for the transformer substation in the middle of a rainwater pipeline, when an underground cable chamber of the transformer substation drains water outwards, filtering water flow through the filter plate 10 to remove all suspended matters, avoiding blocking the anti-reverse drainage pipeline body 1, flowing to the second drain hole 34 of the first baffle 21, pushing the first conical platform 23 to move backwards through water flow pressure, driving the first movable cylinder 24 and the connecting rod 28 to move by the first conical platform 23 until the second conical platform 31 is propped against the water inlet hole 35, stopping the first conical platform 23, enabling the water flow to pass through the filter plate 10 in the first drain hole 30 and the second installation platform 17 and drain into a city rainwater pipeline network, after drainage is finished, driving the first movable cylinder 24 and the connecting rod 28 to return to the original positions under the action of the spring 27 by the first conical platform 23, and propping against the tapered hole of the second drain hole 34, while the second conical table 31 leaves the water inlet 35; the first conical table 23, the first movable cylinder 24, the second movable cylinder 26, the second conical table 31 and the spring 27 are installed in a matched mode to form an anti-reverse drainage structure, so that internal outward drainage can be achieved, external rainwater cannot flow back, and the influence on the operation safety of a transformer substation is avoided;
when the urban rainwater pipe network flows backwards, external rainwater flows in through a rainwater pipeline, is filtered by the filter plate 10 in the second mounting platform 17 and flows to the first drain hole 30, after the rainwater passes through the first drain hole 30, the first conical platform 23 is matched with the second sealing gasket 22 to seal the second drain hole 34, so that the external rainwater cannot continuously flow forwards, the accumulated rainwater enters the detection cavity 37 through the water inlet hole 35, when the water level meter 38 in the detection cavity 37 detects water, a signal is transmitted to the controller 40, a computer in the controller 40 sends a valve closing instruction to the electric valve 20, the electric valve 20 is closed, and meanwhile, a computer in the controller 40 can transmit the signal to a power supply company regulation and control center to warn transformer substation operation and maintenance personnel to perform protection treatment in time; through set up fluviograph 38 in detecting chamber 37, whether convenient detection has external rainwater refluence, when detecting that there is the rainwater refluence simultaneously, give relevant personnel early warning on the one hand, motorised valve 20 is closed to on the other hand, realizes multistage protection, avoids rainwater refluence to influence the transformer substation operation.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is illustrative and explanatory only and is not intended to be exhaustive or to limit the invention to the precise embodiments described, and various modifications, additions, and substitutions may be made by those skilled in the art without departing from the scope of the invention or exceeding the scope of the claims.
Claims (7)
1. The anti-reverse-arrangement pipeline device for the transformer substation comprises an anti-reverse-arrangement pipeline body (1), and is characterized in that a first installation part (2), a second installation part (3) and a third installation part (4) are arranged at two ends of the anti-reverse-arrangement pipeline body (1), the first installation part (2) is located on the outer side of the second installation part (3), the second installation part (3) is located on the outer side of the third installation part (4), and external threads are formed on the outer side surfaces of the first installation part (2), the second installation part (3) and the third installation part (4);
the anti-reverse-flow pipeline is characterized in that a first mounting table (5) is arranged at the top of one end of the anti-reverse-flow pipeline body (1), a second mounting table (17) is arranged at the top of the other end of the anti-reverse-flow pipeline body (1), the first mounting table (5) and the second mounting table (17) are symmetrically distributed about a vertical central line of the anti-reverse-flow pipeline body (1), a first hanging table groove (15) is formed in the top of the first mounting table (5), a first mounting groove (16) is formed in the middle of the bottom of the first hanging table groove (15), a second hanging table groove (18) is formed in the top of the second mounting table (17), a second mounting groove (19) is formed in the middle of the bottom of the second hanging table groove (18), a filter plate (10) is slidably mounted in the first mounting groove (16) and the second mounting groove (19), a first placing groove (12) is formed in the top of the filter plate (10), and a handle (9) is rotatably mounted in the first placing groove (12) through a fixing pin (8), a handle groove (11) is formed in the handle (9), a plurality of sieve holes (14) are formed in the bottom of the filter plate (10), the sieve holes (14) are distributed in a matrix manner, sealing cover plates (6) are mounted at the tops of the first mounting platform (5) and the second mounting platform (17), and first sealing gaskets (7) are arranged in the sealing cover plates (6);
the anti-reverse-drainage pipeline is characterized in that an electric valve (20) is fixedly installed on the anti-reverse-drainage pipeline body (1), the electric valve (20) is located between a first installation platform (5) and a second installation platform (17) and is close to the first installation platform (5), a first baffle (21) is arranged inside the anti-reverse-drainage pipeline body (1), the first baffle (21) is located on the inner side of the electric valve (20), a drain hole II (34) is formed in the middle of the first baffle (21), a first conical platform (23) is arranged in the drain hole II (34), a second sealing gasket (22) is fixedly connected to the outer side conical surface of the first conical platform (23), a first movable barrel (24) is arranged on the other side of the first conical platform (23), a first sliding groove (25) is formed in the first movable barrel (24), and a second movable barrel (26) is slidably installed in the first sliding groove (25), a second placing groove (33) is formed in the second movable cylinder (26), a second baffle (29) is fixedly connected to the other end of the second movable cylinder (26), the second baffle (29) is fixedly installed in the anti-reverse drainage pipeline body (1), a connecting rod (28) is fixedly connected to one side of the first conical table (23) where the first movable cylinder (24) is arranged, the connecting rod (28) is located in the first movable cylinder (24), the other end of the connecting rod (28) penetrates through the second placing groove (33) and penetrates through the second baffle (29) and is fixedly connected with a second conical table (31), a spring (27) is sleeved outside the connecting rod (28), the spring (27) is arranged in the first sliding groove (25) and the second placing groove (33), four first drain holes (30) are formed in the outer edge of the second baffle (29), and the four first drain holes (30) are distributed on the second baffle (29) at equal angles, a third sealing gasket (32) is fixedly connected to the outer side conical surface of the second conical table (31);
a detection table (36) is arranged on one side of the second baffle plate (29) far away from the first baffle plate (21), the detection table (36) is fixedly arranged at the top of the anti-reverse-discharging pipeline body (1), a detection cavity (37) is formed in the detection table (36), a water inlet hole (35) is arranged at one side of the bottom of the detection cavity (37) close to the second conical table (31), the top end of the detection table (36) penetrates through the anti-reverse-discharging pipeline body (1) and is fixedly connected with a fixed table (39), the bottom of one side of the fixed platform (39) close to the detection platform (36) is provided with a first mounting hole, the center of the bottom of the first mounting hole is provided with a wiring hole (41), a water level meter (38) is fixedly arranged in the first mounting hole, the water level meter (38) is positioned in the detection cavity (37), and the top of one side, away from the detection platform (36), of the fixed platform (39) is provided with a controller (40);
the use method of the anti-reverse-arrangement pipeline device for the transformer substation comprises the following steps:
the installation parts are selected at two ends of the anti-reverse drainage pipeline body (1), the anti-reverse drainage pipeline device for the transformer substation is installed in the middle of a rainwater pipeline, when an underground cable chamber of the transformer substation drains water outwards, water flows through the filter plate (10) to be filtered, flows to the drain hole II (34) of the first baffle plate (21), pushes the first conical table (23) to move backwards through water flow pressure, the first conical table (23) drives the first movable cylinder (24) and the connecting rod (28) to move until the second conical table (31) is propped against the water inlet hole (35), the first conical table (23) stops moving, the water flows through the filter plate (10) in the drain hole I (30) and the second installation table (17) to be drained into an urban rainwater pipeline network, after the drainage is finished, the first conical table (23) drives the first movable cylinder (24) and the connecting rod (28) to return to the original position under the action of the spring (27), and is propped against the tapered hole of the second drain hole (34), and the second tapered platform (31) is separated from the water inlet hole (35);
when the urban rainwater pipe network flows backwards, external rainwater flows in through the rainwater pipe, is filtered by the filter plate (10) in the second mounting platform (17), flows to the first drain hole (30), passes through the first drain hole (30), because the first conical table (23) is matched with the second sealing gasket (22) to seal the second drain hole (34), external rainwater cannot flow forward, accumulated rainwater enters the detection cavity (37) through the water inlet hole (35), when the water level gauge (38) in the detection cavity (37) detects water, a signal is transmitted to the controller (40), a computer in the controller (40) sends a signal for closing the valve to the electric valve (20), and the electric valve (20) is closed, meanwhile, the computer in the controller (40) can transmit signals to a power supply company regulation and control center to perform early warning and remind transformer substation operation and maintenance personnel to perform protection treatment in time.
2. The anti-reverse-arrangement pipeline device for the transformer substation according to claim 1, wherein one filter plate (10) is hung in a first hanging platform groove (15) through hanging platforms (13) arranged on two sides of the top, the other filter plate (10) is hung in a second hanging platform groove (18) through hanging platforms (13) arranged on two sides of the top, the hanging platforms (13) are matched with the first hanging platform groove (15) and the second hanging platform groove (18), and the filter plate (10) is matched with the first mounting groove (16) and the second mounting groove (19).
3. The anti-reverse-drainage pipeline device for the transformer substation as claimed in claim 1, wherein one side of the second drain hole (34) is a cylindrical hole, the other side of the second drain hole is a tapered hole, and the tapered hole of the second drain hole (34) is matched with the first tapered platform (23).
4. The anti-backflow pipeline device for the substation according to claim 1, wherein the water inlet hole (35) is adapted to the second cone-shaped platform (31).
5. The transformer substation is with preventing flowing backwards pipe arrangement of claim 1, characterized in that, first sealed pad (7), second sealed pad (22), third sealed pad (32) are polytetrafluoroethylene waterproof gasket.
6. A transformer substation anti-backflow pipeline device according to claim 1, characterized in that the apertures of the screen holes (14) in the filter plate (10) are all smaller than 1 μm.
7. The transformer substation is with preventing flowing backwards pipe arrangement of claim 1, characterized in that, the external diameter of first installation department (2) is less than the external diameter of second installation department (3), the external diameter of second installation department (3) is less than the external diameter of third installation department (4), the external diameter of third installation department (4) is less than the external diameter of preventing flowing backwards pipe way body (1).
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| CN202010903536.XA CN112064745B (en) | 2020-09-01 | 2020-09-01 | Anti-reverse-arrangement pipeline device for transformer substation |
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| CN202010903536.XA CN112064745B (en) | 2020-09-01 | 2020-09-01 | Anti-reverse-arrangement pipeline device for transformer substation |
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| CN208650245U (en) * | 2018-08-06 | 2019-03-26 | 欧宝洁环境技术(深圳)股份有限公司 | A kind of blow-off line cleaning anti-backflow cleaning plant |
| CN210566458U (en) * | 2019-07-18 | 2020-05-19 | 天津上龙阀门有限公司 | Integrated backflow valve |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10168999A (en) * | 1996-12-13 | 1998-06-23 | Ebara Corp | Vacuum sewer check valve |
| CN204083389U (en) * | 2014-09-03 | 2015-01-07 | 黄健山 | backflow prevention valve |
| CN207405752U (en) * | 2017-05-07 | 2018-05-25 | 黄河科技学院 | A kind of device for preventing sewage backflow |
| CN208650245U (en) * | 2018-08-06 | 2019-03-26 | 欧宝洁环境技术(深圳)股份有限公司 | A kind of blow-off line cleaning anti-backflow cleaning plant |
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