CN109268268A - Marine turbing integral type integrates water ring vacuum pump - Google Patents
Marine turbing integral type integrates water ring vacuum pump Download PDFInfo
- Publication number
- CN109268268A CN109268268A CN201811425253.8A CN201811425253A CN109268268A CN 109268268 A CN109268268 A CN 109268268A CN 201811425253 A CN201811425253 A CN 201811425253A CN 109268268 A CN109268268 A CN 109268268A
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- China
- Prior art keywords
- water
- water tank
- pressure chamber
- chamber
- vacuum pump
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 217
- 238000012856 packing Methods 0.000 claims abstract description 36
- 230000009977 dual effect Effects 0.000 claims abstract description 23
- 239000000498 cooling water Substances 0.000 claims abstract description 13
- 238000001816 cooling Methods 0.000 claims abstract description 9
- 238000000605 extraction Methods 0.000 claims abstract 2
- 238000005086 pumping Methods 0.000 claims description 17
- 239000000203 mixture Substances 0.000 claims description 10
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims description 6
- 230000000740 bleeding effect Effects 0.000 claims description 5
- 230000008676 import Effects 0.000 abstract description 2
- 238000007789 sealing Methods 0.000 description 3
- 239000013589 supplement Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003020 moisturizing effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 235000013555 soy sauce Nutrition 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C19/00—Rotary-piston pumps with fluid ring or the like, specially adapted for elastic fluids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
- F04C23/02—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C25/00—Adaptations of pumps for special use of pumps for elastic fluids
- F04C25/02—Adaptations of pumps for special use of pumps for elastic fluids for producing high vacuum
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Jet Pumps And Other Pumps (AREA)
Abstract
The present invention relates to a kind of marine turbing integral types to integrate water ring vacuum pump, and water tank has independent water tank negative pressure chamber, water tank positive pressure chamber, and fills condensed water respectively;Water ring vacuum pump is dual chamber water ring vacuum pump, and the air inlet of water ring vacuum pump high vacuum chamber is connected to condenser by pipeline and is evacuated air entry, and gas outlet is evacuated exhaust outlet by the condenser that pipeline is connected to water tank positive pressure chamber top gas side;The air inlet connection of water ring vacuum pump low vacuum chamber is evacuated air entry by the packing that pipeline introduces by water tank negative pressure chamber, and gas outlet is evacuated exhaust outlet by the packing that pipeline is connected to water tank positive pressure chamber top gas side;The cooling coil of water tank positive pressure chamber is connected to cooling water inlet and cooling water outlet on the outside of water tank by inlet/outlet pipe;Communicating valve and communicating pipe are equipped in water tank negative pressure chamber, joining water box positive pressure chamber imports water tank positive pressure chamber indoor working water in water tank negative pressure chamber;Tank top is equipped with air and emits port, for the air of water ring vacuum pump extraction to be discharged.
Description
Technical field
The present invention relates to a kind of water ring vacuum pump of marine turbing, especially a kind of integral type integrates water ring vacuum pump.
Background technique
Steam turbine condenser extract system is mainly used for that condenser vapour side sky will be leak at the imprecision of condenser and pipeline
Between air constantly extract out, to keep the vacuum and good heat transfer of condenser, reduce exhaust steam pressure, increase usable enthalpy drop,
Safety in operation and efficiency are improved, to guarantee steam turbine economy.The traditional equipment that condenser vacuumizes mainly is used and is penetrated
Vapour formula air ejector and water-jet type air extractor, but all efficient disadvantage low, noise is big of both equipment, and need constantly consumption
Steam or water use steam injecting type air ejector or water-jet type air extractor as land turbine develops to high parameter, large capacity direction
Economy it is lower and lower, and not only can be improved as condenser vacuum air-extractor using water ring vacuum pump and vacuumize effect
Rate can also reduce energy consumption, longtime running is more economical, extensively at present simultaneously as operating water of vacuum pump closed cycle uses
Applied to many power plant.
In addition to steam turbine condenser extract system, steam leaks out cylinder by packing and causes work when to prevent steam turbine operation
Matter loss influences oil quality of lubricant into bearing, or prevents outside air from leaking into cylinder by packing and destroy vacuum, steam turbine
It is additionally provided with packing extract system.Conventional land turbine packing extract system component devices are more, including exhaust fan, packing pressure
Force regulator, gland-sealing cooler, attemperator and related pipeline, valve etc., entire packing extract system land occupation size are larger.
In terms of marine turbing, since the power of the assembling unit is smaller, condenser extract system still uses steam injecting type air ejector, vapour
Envelope extract system is then made of steam injecting type air ejector, gland-sealing cooler, packing pressure regulator etc., and above equipment is separately installed, usually
It is installed on by steam turbine, while also needing to configure the attachmentes such as a large amount of pipeline, valve, not only make entire steam-turbine plant weight and size
It greatly increases, is unfavorable for integrated design and the Miniaturization Design of steam turbine, occupies limited cabin spaces, while penetrating vapour pumping
Biggish airborne noise also causes very important influence to the health for grasping machine personnel in closed in space when device operation.
Summary of the invention
The present invention is to provide for a kind of integrated water ring vacuum pump of marine turbing integral type, for substituting existing steam injecting type
Equipment and its appurtenances such as condenser air ejector, steam injecting type packing air ejector, gland-sealing cooler reduce marine turbing pumping
Equipment composition and weight and size, simplify extract system, and reduce the airborne noise and vibration of equipment, save cabin spaces, change
The kind indoor use environment condition in cabin.
The technical solution adopted by the present invention to solve the technical problems is: a kind of integrated water ring of marine turbing integral type is true
Sky pump, including water tank, water ring vacuum pump, there are two independent chambers, respectively water tank negative pressure chamber for the water tank tool, and water tank is just
Chamber is pressed, water tank negative pressure chamber fills condensed water in water tank positive pressure chamber respectively;The water ring vacuum pump is that dual chamber water ring is true
Sky pump, high vacuum chamber and a low vacuum chamber for packing pumping with one for condenser pumping, dual chamber water ring
The pump body portion of vacuum pump is located at water tank positive pressure chamber, and the air inlet of the high vacuum chamber of dual chamber water ring vacuum pump is connected to condenser
It is evacuated air entry, the gas vapour mixture for carrying out condenser is entered the high vacuum chamber of water ring vacuum pump by condenser pumping air entry,
The gas outlet of high vacuum chamber is evacuated exhaust outlet by the condenser that pipeline is connected to water tank positive pressure chamber top gas side;Dual chamber water
The air inlet connection of the low vacuum chamber of ring vacuum pump is evacuated air entry by the packing that pipeline introduces by water tank negative pressure chamber, low true
The gas outlet of cavity is evacuated exhaust outlet by the packing that pipeline is connected to water tank positive pressure chamber top gas side;The water tank positive pressure chamber
Interior is additionally provided with cooling coil, and cooling coil is connected to cooling water inlet on the outside of water tank by inlet/outlet pipe and cooling water goes out
Mouthful, it is connected with cooling water in cooling coil, by way of surface heat exchanging, the heat of working water in water tank is taken away;The water tank
Communicating valve and communicating pipe, joining water box positive pressure chamber, for leading the indoor working water of water tank positive pressure chamber are equipped in negative pressure chamber
Enter in water tank negative pressure chamber.
Further, the water tank bottom is equipped with packing bleeding point, and the gas vapour mixture from packing is evacuated by packing first
Mouthful enter in water tank negative pressure chamber, by with working water mixed heat transfer, the steam in gas vapour mixture is condensed, incoagulable few
Amount steam and air are then emitted into the gas side on water tank negative pressure chamber top, air entry are evacuated by packing, into water ring vacuum pump
Low vacuum chamber.
Further, negative pressure chamber's water transport port and positive pressure chamber water transport port are equipped with above the water tank, water tank positive pressure chamber connects
Logical positive pressure chamber water transport port, water tank negative pressure chamber are connected to negative pressure chamber's water transport port, and when working water water level is excessively high, working water passes through
Water transport port flows out water tank, to guarantee cistern water level in certain range.
Further, the tank top emits port equipped with air, and air emits port joining water box positive pressure chamber, for being discharged
The air extracted out from dual chamber water ring vacuum pump.
Further, the pump body portion of the dual chamber water ring vacuum pump is arranged in water tank, is provided with out of water tank on pump chamber
The aperture of working water is sucked, motor part is placed in outside water tank, and is connect by the flange that motor stretches out with tank shell.
The beneficial effects of the present invention are:
The present invention by marine turbing integral type integrate water ring vacuum pump design, cancel marine turbing air ejector with
And subsidiary vapour system and condensate system.On the one hand system is simplified, realizes device miniaturization, on the one hand reduces sky
Gas noise improves the indoor environmental condition in cabin.
Detailed description of the invention
Fig. 1 is that marine turbing integral type of the invention integrates water ring vacuum pump structural schematic diagram;
Fig. 2 is dual chamber water ring vacuum pump structural schematic diagram.
In figure: 1. water tank negative pressure chamber, 2. water tank positive pressure chambers, 3. dual chamber water ring vacuum pumps, 3-1. high vacuum chamber, 3-
2. low vacuum chamber, 4. positive pressure chamber water transport ports, 5. condensers are evacuated air entry, 6. cooling water inlets, 7. cooling water outlets, 8. water
Case water supplement port, 9. communicating valves and communicating pipe, 10. packing bleeding points, 11. negative pressure chamber's water transport ports, the pumping exhaust of 12. condensers
Mouthful, 13. packings are evacuated exhaust outlet, and 14. packings are evacuated air entry, and 15. air emit port.
Specific embodiment
The invention will be further described with embodiment with reference to the accompanying drawing.
As shown in figures 1 and 2, a kind of marine turbing integral type integrates water ring vacuum pump, the pump of dual chamber water ring vacuum pump 3
Body portion is arranged in water tank, and aperture is provided on pump chamber, and working water can be sucked out of water tank, and motor part is exposed, and passes through electricity
The flange that machine stretches out is connect with tank shell.
Water ring vacuum pump is designed using dual chamber, by the design of chamber molded line, realizes two different pressure chambers,
In, one is high vacuum chamber 3-1 for condenser pumping, is located at 3 right side of dual chamber water ring vacuum pump in Fig. 2, another use
It is low vacuum chamber 3-2 in packing pumping, is located at 3 left side of dual chamber water ring vacuum pump in Fig. 2.It can will be condensed by the design
Device pumping and packing, which are evacuated, shares a shell, reduces water ring vacuum pump and number of motors, realizes the function of single pump black soy sauce atmospheric pressure
Energy.
Water tank is divided into two independent chambers, respectively water tank negative pressure chamber 1, water tank positive pressure chamber 2, two independent chambers
It is different between room, the condensed water of certain altitude is filled in each chamber.Water tank positive pressure chamber 2 is connected to positive pressure chamber water transport port
4, water tank negative pressure chamber 1 is connected to negative pressure chamber's water transport port 11.The pump body portion of dual chamber water ring vacuum pump 3 is located at water tank positive pressure chamber
Room 2, condenser pumping air entry 5 are connected to the air inlet of the high vacuum chamber of dual chamber water ring vacuum pump 3, high vacuum by pipeline
The gas outlet of chamber is evacuated exhaust outlet 12 by the condenser that pipeline is connected to 2 top gas side of water tank positive pressure chamber;Packing pumping is inhaled
Port 14 is introduced the air inlet of the low vacuum chamber of dual chamber water ring vacuum pump 3, low vacuum chamber by water tank negative pressure chamber 1 by pipeline
Gas outlet by pipeline be connected to 2 top gas side of water tank positive pressure chamber packing be evacuated exhaust outlet 13.Under water tank positive pressure chamber 2
There is water tank water supplement port 8 in side, and when working water water level is too low, working water is injected in water tank by the water tank water supplement port 8, above water tank
There is water transport port, when working water water level is excessively high, working water flows out water tank by the water transport port, to guarantee cistern water level certain
Range.Cooling coil is additionally provided in water tank positive pressure chamber 2, cooling coil is connected to the cooling water on the outside of water tank by inlet/outlet pipe
Import 6 and cooling water outlet 7 are connected with cooling water in cooling coil, by way of surface heat exchanging, by the heat of working water in water tank
Amount is taken away.In tank top, port 15 is emitted equipped with air, the air extracted out from dual chamber water ring vacuum pump 3 is discharged from there.
It is equipped with communicating valve and communicating pipe 9 in water tank negative pressure chamber 1, and passes through 9 joining water box positive pressure of communicating valve and communicating pipe
Chamber 2, for importing the working water in water tank positive pressure chamber 2 in water tank negative pressure chamber 1.In water tank bottom, it is equipped with packing and takes out
There are negative pressure water transport port 11 in port 10, water tank top, and when working water water level is too low, by coupling cock, the moisturizing into water tank, works as work
Make water water level it is excessively high when, working water by negative pressure water transport port 11 flow out water tank to other steam trap, to guarantee that cistern water level exists
Certain range.
Before water ring vacuum pump booting, certain working water need to be injected to water tank negative pressure chamber 1 and water tank positive pressure chamber 2
(condensed water), when Water-ring vacuum pump work, the gas vapour mixture for carrying out condenser enters water ring by condenser pumping air entry 5
High vacuum chamber, under the action of water ring, gas is compressed, and is expelled to water tank positive pressure chamber 2 by condenser pumping exhaust outlet 12
Top gas side;Gas vapour mixture from packing first by packing bleeding point 10 enter water tank negative pressure chamber 1 in, by with work
Water mixed heat transfer, the steam in gas vapour mixture are condensed, and incoagulable a small amount of steam and air are then emitted into water tank negative pressure cavity
The gas side on 1 top of room is evacuated air entry 14 by packing, into the low vacuum chamber of water ring vacuum pump, under the action of water ring, gas
Body is compressed, and is expelled to 2 top gas side of water tank positive pressure chamber by packing pumping exhaust outlet 13;Two strands of different air-sources are in water
2 top gas side of case positive pressure chamber is collected, and emits port 15 by air and be expelled to outside water tank.
Claims (5)
1. a kind of marine turbing integral type integrates water ring vacuum pump, including water tank, water ring vacuum pump, it is characterised in that: described
There are two independent chamber, respectively water tank negative pressure chamber, water tank positive pressure chamber, water tank negative pressure chamber, water tank positive pressures for water tank tool
Condensed water is filled in chamber respectively;The water ring vacuum pump is dual chamber water ring vacuum pump, and there is one to be evacuated for condenser
High vacuum chamber and a low vacuum chamber for packing pumping, the pump body portion of dual chamber water ring vacuum pump is located at water tank positive pressure
The air inlet connection condenser of chamber, the high vacuum chamber of dual chamber water ring vacuum pump is evacuated air entry, carrys out the gas vapour of condenser
Mixture is entered the high vacuum chamber of the water ring vacuum pump by condenser pumping air entry, and the gas outlet of high vacuum chamber passes through pipeline
It is connected to the condenser pumping exhaust outlet of water tank positive pressure chamber top gas side;The air inlet of the low vacuum chamber of dual chamber water ring vacuum pump
Mouth connection is evacuated air entry by the packing that pipeline introduces by water tank negative pressure chamber, and the gas outlet of low vacuum chamber passes through pipeline and is connected to
Packing to water tank positive pressure chamber top gas side is evacuated exhaust outlet;Cooling coil, cooler pan are equipped in the water tank positive pressure chamber
Pipe is connected to cooling water inlet and cooling water outlet on the outside of water tank by inlet/outlet pipe, is connected with cooling water in cooling coil, leads to
The mode for crossing surface heat exchanging takes away the heat of working water in water tank;Communicating valve and connection are equipped in the water tank negative pressure chamber
Pipe, joining water box positive pressure chamber, for importing water tank positive pressure chamber indoor working water in water tank negative pressure chamber.
2. marine turbing integral type according to claim 1 integrates water ring vacuum pump, it is characterised in that: the water tank bottom
Portion is equipped with packing bleeding point, and the gas vapour mixture from packing is entered in water tank negative pressure chamber by packing bleeding point first, passed through
With working water mixed heat transfer, the steam in gas vapour mixture is condensed, and incoagulable a small amount of steam and air are then emitted into described
The gas side on water tank negative pressure chamber top is evacuated air entry by packing, into the low vacuum chamber of the water ring vacuum pump.
3. marine turbing integral type according to claim 1 integrates water ring vacuum pump, it is characterised in that: on the water tank
Side is equipped with negative pressure chamber's water transport port and positive pressure chamber water transport port, water tank positive pressure chamber positive pressure chamber water transport port, water tank negative pressure
Chamber negative pressure chamber water transport port, when working water water level is excessively high, working water flows out water tank by water transport port, to guarantee water tank
Water level is in certain range.
4. marine turbing integral type according to claim 1 integrates water ring vacuum pump, it is characterised in that: the water tank top
Portion is equipped with air and emits port, and air emits port joining water box positive pressure chamber, for being discharged from the extraction of dual chamber water ring vacuum pump
Air.
5. marine turbing integral type according to claim 1 integrates water ring vacuum pump, it is characterised in that: the dual chamber
The pump body portion of water ring vacuum pump is arranged in water tank, and the aperture that working water is sucked out of water tank, motor part are provided on pump chamber
It is placed in outside water tank, and is connect by the flange that motor stretches out with tank shell.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811425253.8A CN109268268B (en) | 2018-11-27 | 2018-11-27 | Integrated water ring vacuum pump of marine steam turbine |
Applications Claiming Priority (1)
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CN201811425253.8A CN109268268B (en) | 2018-11-27 | 2018-11-27 | Integrated water ring vacuum pump of marine steam turbine |
Publications (2)
Publication Number | Publication Date |
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CN109268268A true CN109268268A (en) | 2019-01-25 |
CN109268268B CN109268268B (en) | 2023-09-19 |
Family
ID=65185848
Family Applications (1)
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CN201811425253.8A Active CN109268268B (en) | 2018-11-27 | 2018-11-27 | Integrated water ring vacuum pump of marine steam turbine |
Country Status (1)
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CN (1) | CN109268268B (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111790990A (en) * | 2020-07-14 | 2020-10-20 | 博众精工科技股份有限公司 | Laser cutting device |
CN112096610A (en) * | 2020-09-24 | 2020-12-18 | 淄博双环真空泵厂 | Water ring vacuum pump cooling auxiliary device |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111790990A (en) * | 2020-07-14 | 2020-10-20 | 博众精工科技股份有限公司 | Laser cutting device |
CN112096610A (en) * | 2020-09-24 | 2020-12-18 | 淄博双环真空泵厂 | Water ring vacuum pump cooling auxiliary device |
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