CN218293813U - Energy-saving vacuum-pumping system - Google Patents
Energy-saving vacuum-pumping system Download PDFInfo
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- CN218293813U CN218293813U CN202222313986.0U CN202222313986U CN218293813U CN 218293813 U CN218293813 U CN 218293813U CN 202222313986 U CN202222313986 U CN 202222313986U CN 218293813 U CN218293813 U CN 218293813U
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Abstract
The utility model belongs to the technical field of the evacuation system and specifically relates to energy-conserving evacuation system. The vacuum pumping system comprises a first Roots vacuum pump, a second Roots vacuum pump, a liquid ring vacuum pump, a gas-liquid separation tank, a heat exchanger and a filter, wherein the filter, the first Roots vacuum pump, the second Roots vacuum pump, the liquid ring vacuum pump and the gas-liquid separation tank are sequentially connected in series through a waste gas input pipe, the heat exchanger is connected between the liquid ring vacuum pump and the gas-liquid separation tank through a pipeline, a cooling water outlet pipe is connected at a water outlet of the first Roots vacuum pump, and a cooling water inlet pipe is connected at a water inlet of the second Roots vacuum pump. The utility model discloses a cooling water cools off roots vacuum pump one and roots vacuum pump two to prevent that it from causing life to shorten because overheated. The dust in the waste gas is filtered through the filter, the damage of the dust to the pump body is avoided, the using amount of the cooling liquid is reduced through the heat exchanger, and the energy consumption is reduced.
Description
Technical Field
The utility model belongs to the technical field of the evacuation system and specifically relates to energy-conserving evacuation system.
Background
In industrial manufacturing processes, waste gases are generated, and therefore, a vacuum pumping system is used to recover the waste gases. However, in the existing waste gas recovery process, the pump body in the vacuum-pumping system can be damaged due to dust in the waste gas, and the existing vacuum-pumping system is easy to overheat, so that the service life is short, and the energy consumption is high.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: in order to solve the technical problem described in the background art, the utility model provides an energy-saving vacuum pumping system. The first Roots vacuum pump and the second Roots vacuum pump are cooled by cooling water, so that the reduction of the service life caused by overheating is prevented. The dust in the waste gas is filtered through the filter, the damage of the dust to the pump body is avoided, the using amount of the cooling liquid is reduced through the heat exchanger, and the energy consumption is reduced.
The utility model provides a technical scheme that its technical problem adopted is:
the utility model provides an energy-conserving evacuation system, includes roots vacuum pump one, roots vacuum pump two, liquid ring vacuum pump, gas-liquid separation jar, heat exchanger, filter, roots vacuum pump one, roots vacuum pump two, liquid ring vacuum pump, gas-liquid separation jar loop through the waste gas input tube and establish ties together, have the heat exchanger through the tube coupling between liquid ring vacuum pump and the gas-liquid separation jar, and the delivery port department of roots vacuum pump one is connected with the cooling water outlet pipe, and the delivery port department of roots vacuum pump two is connected with the cooling water inlet tube, and the water inlet of roots vacuum pump one links to each other with the delivery port of roots vacuum pump two through the water pipe.
Specifically, a manual ball valve is mounted on the cooling water inlet pipe.
Specifically, a manual ball valve I and a one-way valve are sequentially arranged on a waste gas input pipe between the Roots vacuum pump II and the liquid ring vacuum pump.
Specifically, a temperature transmitter is arranged on a pipeline between the heat exchanger and the liquid ring vacuum pump.
Specifically, a first electromagnetic valve is installed on a pipeline between the gas-liquid separation tank and the heat exchanger, a drain pipe is installed on a water outlet of the gas-liquid separation tank, and a second electromagnetic valve is installed on the drain pipe.
Specifically, a water replenishing pipe is arranged at a water replenishing port of the gas-liquid separation tank, and a third electromagnetic valve is mounted on the water replenishing pipe.
Specifically, an explosion-proof electric control cabinet for providing power for electric equipment is installed on the energy-saving vacuum pumping system.
Specifically, the filter is an electrostatic adsorption type dust collector.
The utility model has the advantages that: the utility model provides an energy-conserving vacuum pumping system. The first Roots vacuum pump and the second Roots vacuum pump are cooled by cooling water, so that the reduction of the service life caused by overheating is prevented. The dust in the waste gas is filtered through the filter, the damage of the dust to the pump body is avoided, the using amount of the cooling liquid is reduced through the heat exchanger, and the energy consumption is reduced.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of the present invention;
in the figure, 1, a Roots vacuum pump I, 2, a Roots vacuum pump II, 3, a liquid ring vacuum pump, 4, a gas-liquid separation tank,
5. a heat exchanger, 6, a filter, 7, an exhaust gas input pipe, 8, a cooling water outlet pipe, 9, a cooling water inlet pipe,
10. a water pipe, 11, a manual ball valve, 12, a manual ball valve I, 13, a one-way valve, 14, a temperature transmitter,
15. the electromagnetic valve I, the electromagnetic valve II, the electromagnetic valve III, the water replenishing pipe 18 and the electromagnetic valve III.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
Fig. 1 is a schematic structural diagram of the present invention.
The utility model provides an energy-conserving evacuation system, includes roots vacuum pump 1, roots vacuum pump two 2, liquid ring vacuum pump 3, gas-liquid separation jar 4, heat exchanger 5, filter 6, roots vacuum pump 1, roots vacuum pump two 2, liquid ring vacuum pump 3, gas-liquid separation jar 4 loop through waste gas input pipe 7 and establish ties together, and there is heat exchanger 5 through the tube coupling between liquid ring vacuum pump 3 and the gas-liquid separation jar 4, and the delivery port department of roots vacuum pump 1 is connected with cooling water outlet pipe 8, and the water inlet department of roots vacuum pump two 2 is connected with cooling water inlet tube 9, and the water inlet of roots vacuum pump 1 passes through water pipe 10 with roots vacuum pump two 2's delivery port and links to each other.
A manual ball valve 11 is arranged on the cooling water inlet pipe 9.
And a manual ball valve I12 and a one-way valve 13 are sequentially arranged on the waste gas input pipe 7 between the Roots vacuum pump II 2 and the liquid ring vacuum pump 3.
And a temperature transmitter 14 is arranged on a pipeline between the heat exchanger 5 and the liquid ring vacuum pump 3.
A first electromagnetic valve 15 is installed on a pipeline between the gas-liquid separation tank 4 and the heat exchanger 5, a drain pipe 16 is installed on a drain port of the gas-liquid separation tank 4, and a second electromagnetic valve 17 is installed on the drain pipe 16.
A water supplementing pipe 18 is arranged at a water supplementing opening of the gas-liquid separation tank 4, and a third electromagnetic valve 19 is installed on the water supplementing pipe 18.
An explosion-proof electric control cabinet for providing power for electric equipment is arranged on the energy-saving vacuum-pumping system.
The filter 6 is an electrostatic adsorption type dust collector.
As shown in fig. 1, the liquid ring vacuum pump 3 is started first, so that the working fluid in the liquid ring vacuum pump 3 is pumped into the liquid ring vacuum pump 3 as the working fluid, and the working fluid is vacuumized. The gas outlet of the liquid ring vacuum pump 3 is connected to the gas-liquid separation tank 4, the liquid is remained in the gas-liquid separation tank 4, and the gas is discharged from the gas-liquid separation tank 4. The plate heat exchanger 5 is used for cooling working fluid from the gas-liquid separation tank 4 to the liquid ring vacuum pump 3, and starting the Roots vacuum pump I1 and the Roots vacuum pump II 2 after certain vacuum is pumped. The coolant liquid loops through cooling water inlet tube 9, roots vacuum pump two 2, water pipe 10, roots vacuum pump one 1, cooling water outlet pipe 8, make roots vacuum pump one 1, the heat that two 2 roots vacuum pumps produced in the compression process of bleeding is cooled off, thereby let roots vacuum pump one 1, two 2 roots vacuum pumps can not the heat degree too high, the life of bearing and some sealing members and the life of lubricating oil have been protected, make the technology gas also obtain fine cooling, the load also can not be too big. The heat exchanger 5 has high heat transfer efficiency, so that the consumption of cooling liquid can be reduced, and the effect of reducing energy consumption is achieved.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the description, and must be determined according to the scope of the claims.
Claims (8)
1. The utility model provides an energy-conserving evacuation system, characterized by, includes roots vacuum pump (1), roots vacuum pump two (2), liquid ring vacuum pump (3), gas-liquid separation jar (4), heat exchanger (5), filter (6), roots vacuum pump one (1), roots vacuum pump two (2), liquid ring vacuum pump (3), gas-liquid separation jar (4) loop through waste gas input pipe (7) and establish ties together, has heat exchanger (5) through the tube coupling between liquid ring vacuum pump (3) and gas-liquid separation jar (4), and the delivery port department of roots vacuum pump one (1) is connected with cooling water outlet pipe (8), and the delivery port department of roots vacuum pump two (2) is connected with cooling water inlet tube (9), and the delivery port of roots vacuum pump one (1) leads to pipe (10) and links to each other.
2. The energy efficient evacuation system of claim 1, wherein: and a manual ball valve (11) is arranged on the cooling water inlet pipe (9).
3. The energy efficient evacuation system of claim 1, wherein: and a manual ball valve I (12) and a one-way valve (13) are sequentially arranged on the waste gas input pipe (7) between the Roots vacuum pump II (2) and the liquid ring vacuum pump (3).
4. The energy saving vacuum pumping system according to claim 1, wherein: and a temperature transmitter (14) is arranged on a pipeline between the heat exchanger (5) and the liquid ring vacuum pump (3).
5. The energy saving vacuum pumping system according to claim 1, wherein: a first electromagnetic valve (15) is installed on a pipeline between the gas-liquid separation tank (4) and the heat exchanger (5), a drain pipe (16) is installed on a drain port of the gas-liquid separation tank (4), and a second electromagnetic valve (17) is installed on the drain pipe (16).
6. The energy efficient evacuation system of claim 1, wherein: and a water supplementing pipe (18) is arranged at a water supplementing opening of the gas-liquid separation tank (4), and a third electromagnetic valve (19) is installed on the water supplementing pipe (18).
7. The energy saving vacuum pumping system according to claim 1, wherein: and an explosion-proof electric control cabinet for providing power for electric equipment is arranged on the energy-saving vacuum pumping system.
8. The energy efficient evacuation system of claim 1, wherein: the filter (6) is an electrostatic adsorption dust collector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222313986.0U CN218293813U (en) | 2022-08-31 | 2022-08-31 | Energy-saving vacuum-pumping system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222313986.0U CN218293813U (en) | 2022-08-31 | 2022-08-31 | Energy-saving vacuum-pumping system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218293813U true CN218293813U (en) | 2023-01-13 |
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ID=84811849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222313986.0U Active CN218293813U (en) | 2022-08-31 | 2022-08-31 | Energy-saving vacuum-pumping system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218293813U (en) |
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2022
- 2022-08-31 CN CN202222313986.0U patent/CN218293813U/en active Active
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