CN204745822U - Drainage device of vacuum suction filter system - Google Patents
Drainage device of vacuum suction filter system Download PDFInfo
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- CN204745822U CN204745822U CN201520298103.0U CN201520298103U CN204745822U CN 204745822 U CN204745822 U CN 204745822U CN 201520298103 U CN201520298103 U CN 201520298103U CN 204745822 U CN204745822 U CN 204745822U
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- condensate
- condensate pump
- control valve
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- water pot
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Abstract
The utility model relates to a drainage device of vacuum suction filter system, including condensation water pitcher and condensate pump, the top of condensation water pitcher is equipped with the evacuation mouth, the evacuation mouth is connected with evacuation equipment, the upper portion of condensation water pitcher is equipped with at least one comdenstion water import, the bottom of condensation water pitcher is equipped with condensate outlet, condensate outlet with the import of condensate pump is connected, the export pipeline of condensate pump links to each other with electric control valve's entry, electric control valve's export links to each other with the condensate recovery system, the export pipeline of condensate pump pass through communicating pipe with the upper portion of condensation water pitcher links to each other, install the intercommunication valve on communicating pipe. When taking a trial run, electric control valve is in the closed condition, opens the intercommunication valve, and the export of condensate pump realizes pressure balance with the gaseous phase space of condensation water pitcher, and in the comdenstion water flowed into the condensate pump, with the air escape who is detained in the condensate pump, but condensate pump normal boot need not the artificial recharge.
Description
Technical field
The utility model relates to a kind of drainage arrangement of vacuum suction filter system, for outside the condensate removal system that will be formed after steam heat release.
Background technology
In grain, feed manufacturing process, use evaporimeter in a large number, evaporimeter adopts steam as thermal source usually, becomes condensed water after steam heat release, and condensed water is usually discharged by vacuum suction filter system.The drainage arrangement of traditional vacuum suction strainer system comprises condensate water pot and condensate pump, the top of condensate water pot is provided with vacuum orifice, vacuum orifice is connected with vaccum-pumping equipment, the top of condensate water pot is provided with at least one condensed water import, the bottom of condensate water pot is provided with condensation-water drain, condensation-water drain is connected with the import of condensate pump, and the outlet conduit of condensate pump is connected with the entrance of motor-operated control valve, and the outlet of motor-operated control valve is connected with condensation water recovery system.
During work, vaccum-pumping equipment continues suction makes condensate water pot keep negative pressure state, and condensed water enters condensate water pot from the condensed water import on condensate water pot top, then discharges from the condensation-water drain bottom condensate water pot, after being sent by condensate pump, discharge to condensation water recovery system through motor-operated control valve.
There is following weak point in traditional drainage arrangement: during test run, along with the suction of vaccum-pumping equipment, water level in condensate water pot rises gradually, because motor-operated control valve is in closed condition, and being in negative pressure in condensate water pot, the condensed water in condensate water pot can not flow in condensate pump, the air be detained is discharged in condensate pump, condensate pump cannot normally start, and often needs manually to be discharged by air to water filling in condensate pump.
Utility model content
The purpose of this utility model is, overcomes problems of the prior art, provides a kind of drainage arrangement of vacuum suction filter system, the air in condensate pump can be discharged automatically when test run.
For solving above technical problem, the drainage arrangement of a kind of vacuum suction filter system of the present utility model, comprise condensate water pot and condensate pump, the top of described condensate water pot is provided with vacuum orifice, described vacuum orifice is connected with vaccum-pumping equipment, the top of described condensate water pot is provided with at least one condensed water import, the bottom of described condensate water pot is provided with condensation-water drain, described condensation-water drain is connected with the import of described condensate pump, the outlet conduit of described condensate pump is connected with the entrance of motor-operated control valve, the outlet of described motor-operated control valve is connected with condensation water recovery system, the outlet conduit of described condensate pump is connected by the top of communicating pipe with described condensate water pot, described communicating pipe is provided with communicating valve.
Relative to prior art, the utility model achieves following beneficial effect: during test run, motor-operated control valve is in closed condition, along with the suction of vaccum-pumping equipment, negative pressure is in condensate water pot, open communicating valve, the outlet conduit of condensate pump was communicated with the gas-phase space of condensate water pot by communicating pipe, both pressure realizes balance, condensed water in condensate water pot flows into downwards in condensate pump, and discharged by the air be detained in condensate pump, condensate pump can normally start, after normal operation, communicating valve is closed; Without the need to manually carrying out water filling exhaust.
As preferred version of the present utility model, the sidewall of described condensate water pot is provided with liquid level sensor, and the aperture of described motor-operated control valve is controlled by the liquid level that described liquid level sensor detects.When liquid level sensor detects that condensate water pot is in high water level, then the aperture of motor-operated control valve strengthens; Otherwise when liquid level sensor detects that condensate water pot is in low water level, then the aperture of motor-operated control valve reduces.
As preferred version of the present utility model, the outlet conduit of described condensate pump is provided with Pressure gauge.Pressure gauge can observe the outlet pressure of condensate pump.
As preferred version of the present utility model, the import of described motor-operated control valve is provided with front stop valve, the outlet of described motor-operated control valve is provided with rear stop valve, is provided with bypass pipe, described bypass pipe is provided with by-passing valve between the import of described front stop valve and the outlet of described rear stop valve.When motor-operated control valve needs maintenance, close front stop valve and rear stop valve simultaneously, open by-passing valve, the outlet conduit of condensate pump can keep unimpeded, avoids stopping.
Accompanying drawing explanation
Be described in further detail the utility model below in conjunction with the drawings and specific embodiments, accompanying drawing only provides reference and explanation use, is not used to limit the utility model.
Fig. 1 is the structural representation of the drainage arrangement of the utility model vacuum suction filter system.
In figure: 1. condensate water pot; 1a. vacuum orifice; The import of 1b. condensed water; 1c. condensation-water drain; 2. liquid level sensor; 3. condensate pump; 4. Pressure gauge; 5. stop valve before; 6. motor-operated control valve; 7. stop valve after; 8. by-passing valve; 9. communicating pipe; 10. communicating valve; 11. condensation water recovery systems; 12. vaccum-pumping equipments.
Detailed description of the invention
As shown in Figure 1, the drainage arrangement of the utility model vacuum suction filter system comprises condensate water pot 1 and condensate pump 3, the top of condensate water pot 1 is provided with vacuum orifice 1a, vacuum orifice 1a is connected with vaccum-pumping equipment 12, the top of condensate water pot 1 is provided with at least one condensed water import 1b, the bottom of condensate water pot 1 is provided with condensation-water drain, condensation-water drain is connected with the import of condensate pump 3, the outlet conduit of condensate pump 3 is connected with the entrance of motor-operated control valve 6, the outlet of motor-operated control valve 6 is connected with condensation water recovery system 11, the outlet conduit of condensate pump 3 is by being connected with the top of condensate water pot 1 communicating pipe 9, be provided with communicating valve 10 communicating pipe 9.
During test run, motor-operated control valve 6 is in closed condition, along with the suction of vaccum-pumping equipment 12, is in negative pressure in condensate water pot 1, open communicating valve 10, the outlet conduit of condensate pump 3 is communicated by the gas-phase space of communicating pipe 9 with condensate water pot 1, and both pressure realizes balance, and the condensed water in condensate water pot 1 flows in condensate pump 3 downwards, the air be detained in condensate pump 3 is discharged, condensate pump 3 can normally start, and after normal operation, is closed by communicating valve 10; Without the need to manually carrying out water filling exhaust.
The sidewall of condensate water pot 1 is provided with liquid level sensor 2, and the aperture of motor-operated control valve 6 is controlled by the liquid level that liquid level sensor 2 detects.When liquid level sensor 2 detects that condensate water pot 1 is in high water level, then the aperture of motor-operated control valve 6 strengthens; Otherwise when liquid level sensor 2 detects that condensate water pot 1 is in low water level, then the aperture of motor-operated control valve 6 reduces.
The outlet conduit of condensate pump 3 is provided with Pressure gauge 4, to observe the outlet pressure of condensate pump 3.
The import of motor-operated control valve 6 is provided with front stop valve 5, and the outlet of motor-operated control valve 6 is provided with rear stop valve 7, is provided with bypass pipe, bypass pipe is provided with by-passing valve 8 between the import of front stop valve 5 and the outlet of rear stop valve 7.When motor-operated control valve 6 needs maintenance, close front stop valve 5 and rear stop valve 7, open by-passing valve 8, the outlet conduit of condensate pump 3 can keep unimpeded simultaneously, avoids stopping.
The foregoing is only the better possible embodiments of the utility model, non-ly therefore limit to scope of patent protection of the present utility model.In addition to the implementation, the utility model can also have other embodiments, and all employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop in the protection domain of the utility model requirement.The utility model can pass through without the technical characteristic described or adopt existing techniques in realizing, does not repeat them here.
Claims (4)
1. the drainage arrangement of a vacuum suction filter system, comprise condensate water pot and condensate pump, the top of described condensate water pot is provided with vacuum orifice, described vacuum orifice is connected with vaccum-pumping equipment, the top of described condensate water pot is provided with at least one condensed water import, the bottom of described condensate water pot is provided with condensation-water drain, described condensation-water drain is connected with the import of described condensate pump, the outlet conduit of described condensate pump is connected with the entrance of motor-operated control valve, the outlet of described motor-operated control valve is connected with condensation water recovery system, it is characterized in that: the outlet conduit of described condensate pump is connected by the top of communicating pipe with described condensate water pot, described communicating pipe is provided with communicating valve.
2. the drainage arrangement of vacuum suction filter system according to claim 1, is characterized in that: the sidewall of described condensate water pot is provided with liquid level sensor, and the aperture of described motor-operated control valve is controlled by the liquid level that described liquid level sensor detects.
3. the drainage arrangement of vacuum suction filter system according to claim 1, is characterized in that: the outlet conduit of described condensate pump is provided with Pressure gauge.
4. the drainage arrangement of the vacuum suction filter system according to claim 1 or 2 or 3, it is characterized in that: the import of described motor-operated control valve is provided with front stop valve, the outlet of described motor-operated control valve is provided with rear stop valve, between the import of described front stop valve and the outlet of described rear stop valve, bypass pipe is installed, described bypass pipe is provided with by-passing valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520298103.0U CN204745822U (en) | 2015-05-11 | 2015-05-11 | Drainage device of vacuum suction filter system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520298103.0U CN204745822U (en) | 2015-05-11 | 2015-05-11 | Drainage device of vacuum suction filter system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204745822U true CN204745822U (en) | 2015-11-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520298103.0U Active CN204745822U (en) | 2015-05-11 | 2015-05-11 | Drainage device of vacuum suction filter system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204745822U (en) |
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2015
- 2015-05-11 CN CN201520298103.0U patent/CN204745822U/en active Active
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |