CN209012059U - A kind of high-efficiency and energy-saving type ventilation type Roots's water-ring vacuum pump assembly - Google Patents
A kind of high-efficiency and energy-saving type ventilation type Roots's water-ring vacuum pump assembly Download PDFInfo
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- CN209012059U CN209012059U CN201821771037.4U CN201821771037U CN209012059U CN 209012059 U CN209012059 U CN 209012059U CN 201821771037 U CN201821771037 U CN 201821771037U CN 209012059 U CN209012059 U CN 209012059U
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Abstract
The utility model discloses a kind of high-efficiency and energy-saving type ventilation type Roots's water-ring vacuum pump assemblies, including boiler, steam turbine, generator, condenser, cooling tower, water circulating pump, condensate pump, pumping condenser, the first vacuum water ring pump, low-pressure heater, oxygen-eliminating device, feed-tank, feed pump, high-pressure heater, water supply main pipe, the first exhaust tube, the second exhaust tube, third exhaust tube, separator, the second vacuum water ring pump and air-cooled roots vacuum pump.The utility model unit is pumped using the air-cooled roots vacuum pump that can be worked under High Pressure Difference as main pumping, it is wide with working pressure range, the high advantage of pumping efficiency, high-efficiency and energy-saving type ventilation type Roots's water-ring vacuum pump assembly is the best product for substituting water jet air suction system used in condensing steam turbine generator, reaches good energy-saving effect, the machine assembly air-exhausting amount is big, it is low to run power, the advantages that low noise service life is long, and the utility model is structurally reasonable, it is easy to use.
Description
Technical field
The utility model relates to vacuum pump technology field, specially a kind of high-efficiency and energy-saving type ventilation type Roots's water ring vacuum pump
Unit.
Background technique
Vacuum pump, which refers to, to be obtained using machinery, physics, chemically or physically chemical method to being evacuated by pumping container
The device or equipment of vacuum.For popular, vacuum pump is to improve, generate and maintain true in a certain enclosure space with various methods
Empty device, by the working principle of vacuum pump, vacuum pump can substantially be divided into two types, i.e. gas trapping pump and gas passes
Defeated pump.It is widely used in the industries such as metallurgy, chemical industry, food, electronics plated film.
There is a problem of in present vacuum pump assembly a large amount of, these problems mainly include that energy consumption is high, water consumption is big, vacuum
Steam extraction low efficiency and the main problems such as big that take up space in the case that degree is high, for this purpose, it is proposed that a kind of high-efficiency and energy-saving type is gas-cooled
Formula Roots's water-ring vacuum pump assembly.
Utility model content
The purpose of this utility model is to provide a kind of high-efficiency and energy-saving type ventilation type Roots's water-ring vacuum pump assemblies, to solve
The problem of being proposed in background technique.
To achieve the above object, the utility model provides the following technical solutions: a kind of high-efficiency and energy-saving type ventilation type Roots's water
Ring vacuum pump unit, including boiler, steam turbine, generator, condenser, cooling tower, water circulating pump, condensate pump, pumping condensation
Device, the first vacuum water ring pump, low-pressure heater, oxygen-eliminating device, feed-tank, feed pump, high-pressure heater, water supply main pipe, first are taken out
Tracheae, the second exhaust tube, third exhaust tube, separator, the second vacuum water ring pump and air-cooled roots vacuum pump, the water supply main pipe
It is connected to extraneous steam fixation, the water supply main pipe will be in vapor transport to separator by boiler by extraneous steam
Portion, the steam of the separator interior disperse transport to the inside of steam turbine and the second vacuum water ring pump, the steam turbine respectively
One end and generator be electrically connected, the first exhaust tube of a part of steam utilization inside the steam turbine is emitted into hyperbaric heating
The inside of device, a part of steam inside the steam turbine are emitted into the inside of oxygen-eliminating device, the steamer by the second exhaust tube
A part of steam inside machine is discharged into the inside of low-pressure heater by third exhaust tube, and the water inside the low-pressure heater is logical
The inside that water pipe is emitted into oxygen-eliminating device is crossed, the noxious air that vacuum pump group absorbs can suck the inside of oxygen-eliminating device, the oxygen-eliminating device
It is connected to feed-tank fixation, the water of the feed-tank internal discharge is emitted into the inside of high-pressure heater by feed pump, described
A part of discharge of steam inside second vacuum water ring pump is to the inside of the first vacuum water ring pump, and inside the second vacuum water ring pump
Another part steam can then be emitted into the inside of air-cooled roots vacuum pump, the discharge of steam inside the first vacuum water ring pump
To the inside of pumping condenser, the air generated inside the first vacuum water ring pump is by pumping condenser discharge to outside air
In, it is emitted among outside air again after the extraneous hydrophobic condenser processing completion by pumping, first vacuum water
The air that ring pump generates is emitted among the external world by the second vacuum water ring pump, and another part air can then be discharged into condenser
Inside, and another part steam inside steam turbine can then be discharged into the inside of condenser, and a part of steam in external environment
The outside of condenser can be then emitted into again by condenser, the steam that the condenser generates is emitted into pumping by condensate pump
The inside of gas condenser, and the inside of low-pressure heater, the hyperbaric heating can be returned to by being evacuated the steam inside condenser then
Steam a part inside device is returned to the inside of boiler by water pipe conveying, and amphiphilicity is emitted into external environment,
And the air that cooling tower generates can be emitted into the inside of condenser by water circulating pump, then be emitted into the interior of cooling tower again
Portion.
Preferably, the first vacuum water ring pump is set as symmetrical two, the air-cooled roots vacuum pump setting
It is symmetrical two.
Preferably, the air generated inside the air-cooled roots vacuum pump is converted to discharge of steam to the external world by condenser
And among air.
Compared with prior art, the utility model has the following beneficial effects: the utility model unit is using can be
The air-cooled roots vacuum pump to work under High Pressure Difference is pumped as main pumping, has working pressure range wide, and the high advantage of pumping efficiency is high
Imitating energy-saving ventilation type Roots water-ring vacuum pump assembly is the best of water jet air suction system used in substitution condensing steam turbine generator
The advantages that product reaches good energy-saving effect, and the machine assembly air-exhausting amount is big, and operation power is low, and the low noise service life is long, and this reality
It is reasonable with new structure, it is easy to use.
Detailed description of the invention
Fig. 1 is the utility model front view structural representation.
In figure: 1 boiler, 2 steam turbines, 3 generators, 4 condensers, 5 cooling towers, 6 water circulating pumps, 7 condensate pumps, 8 pumpings
Condenser, 9 first vacuum water ring pumps, 10 low-pressure heaters, 11 oxygen-eliminating devices, 12 feed-tanks, 13 feed pumps, 14 high-pressure heaters,
15 water supply main pipes, 16 first exhaust tubes, 17 second exhaust tubes, 18 third exhaust tubes, 19 separators, 20 second vacuum water ring pumps,
21 air-cooled roots vacuum pumps.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Referring to Fig. 1, the utility model provides a kind of technical solution: a kind of high-efficiency and energy-saving type ventilation type Roots's Water-ring vacuum
Pump assembly, including boiler 1, steam turbine 2, generator 3, condenser 4, cooling tower 5, water circulating pump 6, condensate pump 7, pumping condensation
Device 8, the first vacuum water ring pump 9, low-pressure heater 10, oxygen-eliminating device 11, feed-tank 12, feed pump 13, high-pressure heater 14, water supply
Main pipe 15, the first exhaust tube 16, the second exhaust tube 17, third exhaust tube 18, separator 19, the second vacuum water ring pump 20 and air cooling
Roots vaccum pump 21, the first vacuum water ring pump 9 are set as symmetrical two, and the air-cooled roots vacuum pump 21 is arranged
It is symmetrical two, the water supply main pipe 15 be connected to extraneous steam fixation, and the water supply main pipe 15 is by the steaming in the external world
By boiler 1 by vapor transport to the inside of separator 19, the steam inside the separator 19 disperses to transport to vapour respectively vapour
The inside of turbine 2 and the second vacuum water ring pump 20, one end of the steam turbine 2 and generator 3 are electrically connected, the steam turbine 2
Internal the first exhaust tube of a part of steam utilization 16 is emitted into the inside of high-pressure heater 14, and one inside the steam turbine 2
Some vapor is emitted into the inside of oxygen-eliminating device 11 by the second exhaust tube 17, and a part of steam inside the steam turbine 2 passes through
Third exhaust tube 18 is discharged into the inside of low-pressure heater 10, and the water inside the low-pressure heater 10 is emitted into deoxygenation by water pipe
The inside of device 11, the noxious air that vacuum pump group absorbs can suck the inside of oxygen-eliminating device 11, the oxygen-eliminating device 11 and feed-tank 12
Fixed connection, the water of 12 internal discharge of feed-tank are emitted into the inside of high-pressure heater 14 by feed pump 13, and described the
A part of discharge of steam inside two vacuum water ring pumps 20 is to the inside of the first vacuum water ring pump 9, and the second vacuum water ring pump 20
Internal another part steam can then be emitted into the inside of air-cooled roots vacuum pump 21, inside the first vacuum water ring pump 9
Discharge of steam is extremely evacuated the inside of condenser 8, and the air generated inside the first vacuum water ring pump 9 is by 8 row of pumping condenser
It puts into outside air, is emitted among outside air again after the extraneous hydrophobic processing completion of condenser 8 by pumping, institute
The air for stating the generation of the first vacuum water ring pump 9 is emitted among the external world by the second vacuum water ring pump 20, and another part air
It can be then discharged into the inside of condenser 4, and another part steam inside steam turbine 2 can then be discharged into the inside of condenser 4, and it is extraneous
A part of steam in environment can then be emitted into again the outside of condenser 4, the steaming that the condenser 4 generates by condenser 4
Vapour is emitted into the inside of pumping condenser 8 by condensate pump 7, and low pressure can be then returned to by being evacuated the steam inside condenser 8
The inside of heater 10, steam a part inside the high-pressure heater 14 are returned to the inside of boiler 1 by water pipe conveying,
Amphiphilicity is emitted into external environment, and the air that cooling tower 5 generates can be emitted into condenser by water circulating pump 6
4 inside is then emitted into the inside of cooling tower 5 again, and the air generated inside the air-cooled roots vacuum pump 21 is by solidifying
Vapour device 4 is converted to discharge of steam to the external world and among air.
In use, firstly, the unit using the air-cooled roots vacuum pump 21 that can work under High Pressure Difference as main pumpings pump,
The vacuum of maintenance condenser 4 when establishing vacuum and operation when steam turbine 2 starts, but the first vacuum water ring when maintaining vacuum
Pump 9 and the second vacuum water ring pump 20 are in the high energy consumption inefficient stage, thus close this when original water ring vacuum pump and
Water-jet pump opens ventilation type Roots water-ring vacuum pump assembly and works, and working vacuum is than originally using water ring when such work
Pump has clear improvement, and the generated energy of power plant directly can be improved in the raising of working vacuum, and the recirculated water used can reduce water
The dosage of amount, and a part of vapor can be changed into available water by condensate pump 7 and pumping condenser 8, and cooling tower 5
The temperature that vapor can be effectively reduced is set, can be unlikely to make the steam of high temperature to damage vacuum pump assembly.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (3)
1. a kind of high-efficiency and energy-saving type ventilation type Roots's water-ring vacuum pump assembly, including boiler (1), steam turbine (2), generator (3),
Condenser (4), cooling tower (5), water circulating pump (6), condensate pump (7), pumping condenser (8), the first vacuum water ring pump (9),
Low-pressure heater (10), oxygen-eliminating device (11), feed-tank (12), feed pump (13), high-pressure heater (14), water supply main pipe (15),
First exhaust tube (16), the second exhaust tube (17), third exhaust tube (18), separator (19), the second vacuum water ring pump (20) and
Air-cooled roots vacuum pump (21), it is characterised in that: the water supply main pipe (15) is connected to extraneous steam fixation, described to give jellyfish
It manages (15) and extraneous steam is passed through into boiler (1) for the inside of vapor transport to separator (19), the separator (19) is internal
Steam disperse transport respectively to the inside of steam turbine (2) and the second vacuum water ring pump (20), one end of the steam turbine (2) and
Generator (3) is electrically connected, and internal the first exhaust tube of a part of steam utilization (16) of the steam turbine (2) is emitted into high pressure and adds
The inside of hot device (14), the internal a part of steam of the steam turbine (2) are emitted into oxygen-eliminating device by the second exhaust tube (17)
(11) inside, the internal a part of steam of the steam turbine (2) are discharged into low-pressure heater (10) by third exhaust tube (18)
Inside, the internal water of the low-pressure heater (10) is emitted into the inside of oxygen-eliminating device (11), vacuum pump group absorption by water pipe
Noxious air can suck the inside of oxygen-eliminating device (11), the oxygen-eliminating device (11) is connected to feed-tank (12) fixation, the water supply
The water of case (12) internal discharge is emitted into the inside of high-pressure heater (14), the second vacuum water ring pump by feed pump (13)
(20) internal a part of discharge of steam is to the inside of the first vacuum water ring pump (9), and the second vacuum water ring pump (20) is internal
Another part steam can then be emitted into the inside of air-cooled roots vacuum pump (21), the internal steaming of the first vacuum water ring pump (9)
Vapour is emitted into the inside of pumping condenser (8), and the air generated inside the first vacuum water ring pump (9) is by pumping condenser
(8) it is emitted into outside air, is emitted into outside air again after the extraneous hydrophobic processing completion by pumping condenser (8)
Among, the air that the first vacuum water ring pump (9) generates is emitted among the external world by the second vacuum water ring pump (20), and another
Portion of air can then be discharged into the inside of condenser (4), and another part steam of steam turbine (2) inside can then be discharged into condenser
(4) inside, and a part of steam in external environment can then be emitted into again the outside of condenser (4) by condenser (4),
The steam that the condenser (4) generates is emitted into the inside of pumping condenser (8) by condensate pump (7), and is evacuated condenser
(8) internal steam can then be returned to the inside of low-pressure heater (10), internal steam one of the high-pressure heater (14)
Lease making crosses the inside that water pipe conveying is returned to boiler (1), and amphiphilicity is emitted into external environment, and cooling tower (5) produces
Raw air can be emitted into the inside of condenser (4) by water circulating pump (6), then be emitted into the interior of cooling tower (5) again
Portion.
2. a kind of high-efficiency and energy-saving type ventilation type Roots's water-ring vacuum pump assembly according to claim 1, it is characterised in that: institute
It states the first vacuum water ring pump (9) and is set as symmetrical two, the air-cooled roots vacuum pump (21) is set as symmetrical
Two.
3. a kind of high-efficiency and energy-saving type ventilation type Roots's water-ring vacuum pump assembly according to claim 1, it is characterised in that: institute
State the air that generates inside air-cooled roots vacuum pump (21) by condenser (4) be converted to discharge of steam to the external world and air it
In.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821771037.4U CN209012059U (en) | 2018-10-30 | 2018-10-30 | A kind of high-efficiency and energy-saving type ventilation type Roots's water-ring vacuum pump assembly |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821771037.4U CN209012059U (en) | 2018-10-30 | 2018-10-30 | A kind of high-efficiency and energy-saving type ventilation type Roots's water-ring vacuum pump assembly |
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| Publication Number | Publication Date |
|---|---|
| CN209012059U true CN209012059U (en) | 2019-06-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821771037.4U Active CN209012059U (en) | 2018-10-30 | 2018-10-30 | A kind of high-efficiency and energy-saving type ventilation type Roots's water-ring vacuum pump assembly |
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| CN (1) | CN209012059U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112902143A (en) * | 2021-04-15 | 2021-06-04 | 恒坤聚能(北京)科技有限公司 | Waste heat recovery vacuum system of steam extractor |
-
2018
- 2018-10-30 CN CN201821771037.4U patent/CN209012059U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112902143A (en) * | 2021-04-15 | 2021-06-04 | 恒坤聚能(北京)科技有限公司 | Waste heat recovery vacuum system of steam extractor |
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