CN209943095U - Energy-saving cone vacuum pump unit - Google Patents
Energy-saving cone vacuum pump unit Download PDFInfo
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- CN209943095U CN209943095U CN201920723361.7U CN201920723361U CN209943095U CN 209943095 U CN209943095 U CN 209943095U CN 201920723361 U CN201920723361 U CN 201920723361U CN 209943095 U CN209943095 U CN 209943095U
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- vacuum pump
- liquid separator
- cone vacuum
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Abstract
The utility model relates to an energy-saving cone vacuum pump unit, including cone vacuum pump and vapour and liquid separator, the input of cone vacuum pump is through the vacuum table that connects gradually, check valve and pneumatic butterfly valve communicate the air inlet, pneumatic butterfly valve is through first solenoid valve intercommunication compressed air entry, the first output of cone vacuum pump is connected to vapour and liquid separator, vapour and liquid separator's second input is through second solenoid valve intercommunication moisturizing mouth, vapour and liquid separator's first output communicates the gas vent through the muffler, vapour and liquid separator's second output is through the heat exchanger, the nozzle communicates the input of cone vacuum pump, the nozzle both ends are parallelly connected has the flange ball valve, the second output of cone vacuum pump and vapour and liquid separator's third output all communicates the outlet through the internal thread ball valve. The utility model provides an energy-saving cone vacuum pump unit adopts a cone vacuum pump to replace the working condition of former two parallelly connected units of pump, has the advantage of subtracting the system configuration, energy-conservation increase.
Description
Technical Field
The utility model relates to a vacuum apparatus technical field especially relates to an energy-saving cone vacuum pump unit.
Background
The water-ring vacuum pump is always the main product matched with large-scale thermal power plants in China to pump vacuum for condensers. With the development goal of building 'resource saving type' electric power industry in China, how to design a new environment-friendly and energy-saving product to be pushed to a large-scale thermal power plant becomes an important goal of our company, the existing cone vacuum pump unit for the large-scale thermal power plant is operated by a unit formed by connecting two pumps, namely an original two-stage double-suction cone vacuum pump and a supercharged circulating water pump in parallel, so that the energy consumption is high, the noise pollution is large, the air extraction capacity of the whole set of equipment is low, the vacuum of a condenser is reduced, and the power generation cost is increased.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above-mentioned not enough of prior art, the utility model provides an energy-saving cone vacuum pump unit solves the problem that the energy consumption that current cone vacuum pump unit exists is high, noise pollution is big and the ability of bleeding is low.
The utility model discloses a realize through following technical scheme:
the utility model provides an energy-saving cone vacuum pump unit, includes cone vacuum pump and vapour and liquid separator, the input of cone vacuum pump communicates the air inlet through vacuum table, check valve and the pneumatic butterfly valve that connect gradually, the pneumatic butterfly valve communicates compressed air entry through first solenoid valve, the first output of cone vacuum pump is connected to vapour and liquid separator, the second input of vapour and liquid separator communicates the moisturizing mouth through the second solenoid valve, the first output of vapour and liquid separator communicates the gas vent through the muffler, the second output of vapour and liquid separator communicates the input of cone vacuum pump through heat exchanger, nozzle, the nozzle both ends are parallelly connected to have the flange ball valve, the second output of cone vacuum pump and the third output of vapour and liquid separator all communicate the outlet through the internal thread ball valve.
Further, be equipped with first pressure switch between air inlet and the pneumatic butterfly valve, be equipped with second pressure switch between check valve and the vacuum gauge, first solenoid valve, second solenoid valve, first pressure switch and second pressure switch all are connected to the DCS terminal box.
Furthermore, a first thermometer is arranged between the second output end of the gas-liquid separator and the heat exchanger.
Furthermore, a pressure gauge and a second thermometer are arranged between the heat exchanger and the nozzle.
Furthermore, a liquid level meter is also arranged on the gas-liquid separator.
Furthermore, a filter is arranged between the second electromagnetic valve and the water replenishing port.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the utility model provides an energy-saving cone vacuum pump unit, utilize cone liquid ring pump and atmospheric pressure differential to provide working solution for cone liquid ring pump, thereby can remove moisturizing circulating water pump, only need a cone vacuum pump can replace the working condition of two former pump parallel units, in order to reach the simplification system configuration, play energy-conserving synergistic effect; the nozzle is additionally arranged in front of the cone vacuum pump, so that the air pumping capacity of the cone vacuum pump is improved; the silencer is additionally arranged at the exhaust pipe opening of the unit, so that the noise discharged by the unit is reduced, and the effects of saving energy and reducing noise are achieved.
Drawings
Fig. 1 is a schematic structural diagram of an energy-saving cone vacuum pump unit of the present invention.
In the figure:
1. a cone vacuum pump; 2. a gas-liquid separator; 3. a heat exchanger; 4. a vacuum gauge; 5. a check valve; 6. a pneumatic butterfly valve; 7. a first solenoid valve; 8. a second solenoid valve; 9. a muffler; 10. a nozzle; 11. a flange ball valve; 12. an internally threaded ball valve; 13. a first pressure switch; 14. a second pressure switch; 15. a DCS junction box; 16. a first thermometer; 17. a second thermometer; 18. a pressure gauge; 19. a liquid level meter; 20. and (3) a filter.
Detailed Description
The following examples are presented to illustrate certain embodiments of the invention and should not be construed as limiting the scope of the invention. The present disclosure may be modified from materials, methods, and reaction conditions at the same time, and all such modifications are intended to be within the spirit and scope of the present disclosure.
As shown in fig. 1, an energy-saving cone vacuum pump unit comprises a cone vacuum pump 1 and a gas-liquid separator 2, wherein the cone vacuum pump 1 is connected to a motor through a coupler; the input end of the cone vacuum pump 1 is communicated with an air inlet through a vacuum meter 4, a check valve 5 and a pneumatic butterfly valve 6 which are sequentially connected, the pneumatic butterfly valve 6 is communicated with a compressed air inlet through a first electromagnetic valve 7, the first output end of the cone vacuum pump 1 is connected to a gas-liquid separator 2, the second input end of the gas-liquid separator 2 is communicated with a water replenishing port through a second electromagnetic valve 8 and a filter 20, the first output end of the gas-liquid separator 2 is communicated with an exhaust port through a silencer 9, and the silencer 9 arranged at the position plays a role in noise reduction; the second output end of the gas-liquid separator 2 is communicated to the input end of the cone vacuum pump 1 through the heat exchanger 3 and the nozzle 10, and the nozzle 10 is designed to improve the air extraction capacity of the cone vacuum pump; and two ends of the nozzle 10 are connected in parallel with flange ball valves 11, and the second output end of the cone vacuum pump 1 and the third output end of the gas-liquid separator 2 are both communicated with a water outlet through an internal thread ball valve 12.
Be equipped with first pressure switch 13 between air inlet and the pneumatic butterfly valve 6, be equipped with second pressure switch 14 between check valve 5 and the vacuum gauge 4, first solenoid valve 7, second solenoid valve 8, first pressure switch 13 and second pressure switch 14 all are connected to DCS terminal box 15, adopt distributed control system DCS control pressure switch and the opening and the closed state of solenoid valve.
A first thermometer 16 is arranged between the second output end of the gas-liquid separator 2 and the heat exchanger 3, and the temperature of water discharged from the gas-liquid separator 2 is measured.
A pressure gauge 18 and a second thermometer 17 are arranged between the heat exchanger 3 and the nozzle 10; the heat exchanger 3 is provided with a cooling water inlet and a cooling water outlet.
And a liquid level meter 19 is also arranged on the gas-liquid separator 2, so that the liquid level in the gas-liquid separator 2 can be conveniently observed.
During specific work, gas enters from the gas inlet and the compressed air inlet, sequentially enters the vacuum pump 1 through the pneumatic butterfly valve 6 and the check valve 5, a water mixture discharged from the vacuum pump 1 is separated through the gas-liquid separator 2, the gas is discharged from the gas outlet at the top, water is collected at the bottom, is cooled through the heat exchanger 3, and is compressed back to the vacuum pump 1 through the nozzle 10 or is returned to the vacuum pump 1 through opening of the control flange ball valve 10 for recycling.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (6)
1. The energy-saving cone vacuum pump unit is characterized by comprising a cone vacuum pump (1) and a gas-liquid separator (2), wherein the input end of the cone vacuum pump (1) is communicated to an air inlet through a vacuum meter (4), a check valve (5) and a pneumatic butterfly valve (6) which are sequentially connected, the pneumatic butterfly valve (6) is communicated with a compressed air inlet through a first electromagnetic valve (7), the first output end of the cone vacuum pump (1) is connected to the gas-liquid separator (2), the second input end of the gas-liquid separator (2) is communicated with a water replenishing port through a second electromagnetic valve (8), the first output end of the gas-liquid separator (2) is communicated to an exhaust port through a silencer (9), the second output end of the gas-liquid separator (2) is communicated to the input end of the cone vacuum pump (1) through a heat exchanger (3) and a nozzle (10), and flange ball valves (11) are connected in parallel at two ends, and the second output end of the cone vacuum pump (1) and the third output end of the gas-liquid separator (2) are both communicated with a water outlet through an internal thread ball valve (12).
2. The energy-saving cone vacuum pump unit according to claim 1, wherein a first pressure switch (13) is arranged between the air inlet and the pneumatic butterfly valve (6), a second pressure switch (14) is arranged between the check valve (5) and the vacuum gauge (4), and the first electromagnetic valve (7), the second electromagnetic valve (8), the first pressure switch (13) and the second pressure switch (14) are all connected to a DCS junction box (15).
3. An energy-saving cone vacuum pump assembly according to claim 1, characterized in that a first thermometer (16) is arranged between the second output of the gas-liquid separator (2) and the heat exchanger (3).
4. An energy-saving cone vacuum pump unit according to claim 1, characterized in that a pressure gauge (18) and a second temperature gauge (17) are arranged between the heat exchanger (3) and the nozzle (10).
5. An energy-saving cone vacuum pump unit according to claim 1, characterized in that a liquid level gauge (19) is further provided on the gas-liquid separator (2).
6. An energy-saving cone vacuum pump assembly according to claim 1, characterized in that a filter (20) is further arranged between the second solenoid valve (8) and the water replenishing port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920723361.7U CN209943095U (en) | 2019-05-20 | 2019-05-20 | Energy-saving cone vacuum pump unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920723361.7U CN209943095U (en) | 2019-05-20 | 2019-05-20 | Energy-saving cone vacuum pump unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209943095U true CN209943095U (en) | 2020-01-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920723361.7U Active CN209943095U (en) | 2019-05-20 | 2019-05-20 | Energy-saving cone vacuum pump unit |
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| CN (1) | CN209943095U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110043465A (en) * | 2019-05-20 | 2019-07-23 | 武汉艾德沃泵阀有限公司 | A kind of energy-saving cone vacuum pump assembly |
-
2019
- 2019-05-20 CN CN201920723361.7U patent/CN209943095U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110043465A (en) * | 2019-05-20 | 2019-07-23 | 武汉艾德沃泵阀有限公司 | A kind of energy-saving cone vacuum pump assembly |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An energy-saving cone vacuum pump unit Effective date of registration: 20220713 Granted publication date: 20200114 Pledgee: Bank of China Limited Wuhan Municipal sub branch Pledgor: WUHAN EDW PUMP & VALVE CO.,LTD. Registration number: Y2022420000226 |