CN207920859U - A kind of integration pendular ring vacuum extractor - Google Patents
A kind of integration pendular ring vacuum extractor Download PDFInfo
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- CN207920859U CN207920859U CN201721581702.9U CN201721581702U CN207920859U CN 207920859 U CN207920859 U CN 207920859U CN 201721581702 U CN201721581702 U CN 201721581702U CN 207920859 U CN207920859 U CN 207920859U
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Abstract
The utility model discloses a kind of integrated pendular ring vacuum extractor, including preposition heat exchanger；The gaseous phase outlet of preposition heat exchanger is connect with the air intake of two liquid-ring vacuum pumps respectively by two sets of vacuum tanks in parallel；The gas liquid outlet of each liquid-ring vacuum pump is connect with the entrance of a gas-liquid separator, the liquid-phase outlet of each gas-liquid separator is connect with the working solution import of the working solution heat exchanger, the working solution outlet of the working solution heat exchanger is connect with the working solution entrance of each liquid-ring vacuum pump respectively, and the working solution heat exchanger connects oil water separator.The utility model can reduce floor space, and cost-effective, may be implemented in the babinet of integrated module, to create more convenient condition for the practical application of engineering site, higher final vacuum can be obtained, to improve system vacuumizing effect.
Description
Technical field
The utility model is related to industrial afterheat power generation technical fields, and in particular to a kind of integration pendular ring vacuum extractor.
Background technology
Present people have begun increasingly to notice how research improves the level of resources utilization and electric power station system generating efficiency,
The problem of reduction system own resources are lost, raising equipment and system stability etc..Reduce the steam discharge of steam turbine
Pressure be improve power station electricity generation system thermal efficiency of cycle one of important channel, and maintain turbine back pressure there are two relatively effectively
Approach, when reinforce sealing, reduce leaking into for air；Two are to provide air extractor appropriate.Exhaust technique device is for dimension
The vacuum for holding steam turbine operation, the generating efficiency for improving steam turbine play very important effect, and equally it is also to improve electricity generation system
The key factor of efficiency and effects of energy saving and emission reduction.
The condenser vacuum means of electric power station system especially industrial exhaust heat power generation system are equipped with the pumping of water jetting spout emitter at present
The problem of device device, jetting injector air ejector device exists in actual operation, has：(1) efficiency is low.Water jet air ejector due to
It is required that the speed of flow is high, Guan Zu great, greatly acting all consumes in trunking loss water-jet pump.(2) water consumption is big.
(3) pumping efficiency is low in the case of vacuum degree height.(4) it takes up space big.Also useful water ring vacuum extractor, water ring vacuumizes
The shortcomings that device is that efficiency and vacuum degree are low, this is mainly limited by device of working medium saturated vapour pressure, and appropriate use suitably has
Solvent can improve final vacuum as working solution, to improve the pumping effect of system.Industrial exhaust heat cannot be met
The needs that the condenser of electricity generation system vacuumizes.
Utility model content
The purpose of this utility model is to be directed to technological deficiency existing in the prior art, and provide a kind of integrated pendular ring pumping
Vacuum plant.
Technical solution is used by realize the purpose of this utility model：
A kind of integration pendular ring vacuum extractor, including：
Preposition heat exchanger, vacuum tank, gas-liquid separator, liquid-ring vacuum pump, working solution cooling heat exchanger, oil water separator；
The gaseous phase outlet of the preposition heat exchanger is connect with the air intake of two liquid-ring vacuum pumps respectively by two sets of vacuum tanks in parallel；
The gas liquid outlet of each liquid-ring vacuum pump connect with the entrance of a gas-liquid separator, the liquid of each gas-liquid separator
Mutually outlet is connect with the working solution import of the working solution heat exchanger, the working solution of the working solution heat exchanger export respectively with often
The working solution entrance of a liquid-ring vacuum pump connects, and the working solution heat exchanger connects oil water separator, with to entering work
Oil water mixture in the liquid phase of liquid heat exchanger will separation water discharge after being detached.
Motor-driven valve is installed in the front end of the vacuum tank, and the motor-driven valve installs temperature on the entrance pipe of the vacuum tank
Meter and pressure gauge.
The separation water outlet of the oil water separator is by detaching water discharge spout road connection separation water discharging valve.
The structure that the utility model passes through simplified pumped vacuum systems device, it is possible to reduce floor space, and it is cost-effective, it can
To realize in the babinet of integrated module, to create more convenient condition for the practical application of engineering site, together
When due to using working solution, higher final vacuum can be obtained for opposite water ring vacuum pump, to improve the pumping of system
Vacuum effectiveness.
Description of the drawings
Fig. 1 is the structural schematic diagram of integrated pendular ring vacuum extractor：
In figure：1, preposition heat exchanger 2, vacuum tank 3, gas-liquid separator 4, liquid-ring vacuum pump 5, working solution cooling heat transferring
Device 6, oil water separator.
Specific implementation mode
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.It should be appreciated that this place
The specific embodiment of description is only used to explain the utility model, is not used to limit the utility model.
It is shown in Figure 1, integrated pendular ring vacuum extractor, including：
Preposition heat exchanger 1, the pumped gas and vapor heat transfer of mixture gas for that will enter from former evacuation feed channel are cold
But, the saturation condensed water being cooled into is sent back in condenser (not shown), the outlet of non-condensing gas and part water vapour
It is separately connected the first branch 7 and the second branch 8, the first branch 7 and the second branch 8 are connected with two vacuum tanks respectively, two
Vacuum tank is connect with two liquid-ring vacuum pumps 4 respectively, and non-condensing gas and part water vapour are true by two pendular rings in parallel respectively
Sky pump 4 is siphoned away through two vacuum tanks 2 in parallel；Wherein, vacuum tank 2 is connect with liquid-ring vacuum pump 4 by air intake duct 11；
Two liquid-ring vacuum pumps 4 in parallel are connect by a liquid pushing tube 12 with a gas-liquid separator 3 respectively, are used
The gas-liquid separator 3 is sent into together with organic solvent working solution carry out gas-liquid two after by the gas of sucking and water vapour compression
Phase separation；
The leakage fluid dram of the gas-liquid separator 3 (includes the branch row of each gas-liquid separator of connection by tapping line
Liquid pipe line 13 and a total tapping line 10, total tapping line 10 enter branch tapping line and the liquid phase of working solution heat exchanger 5
Mouth connection) it is connect with the inlet of working solution cooling heat exchanger 5, the working solution outlet of the working solution cooling heat exchanger 5 passes through
Working solution enters pipe 9 and is connected respectively with the working solution entrance of two liquid-ring vacuum pumps 4, to be provided to the liquid-ring vacuum pump
Working solution；
There is oil water separator 6 in hot 5 arranged beneath of device of working solution, is connected between the two.Working solution and residual water therein
It is efficiently separated in lower section oil water separator 6, the separation water of 6 lower section of oil water separator is discharged through discharge pipe 14 from floss hole.
The hot device 5 of working solution is exchanged heat using water, and there is cooling water inlet and cooling water outlet, realization to be discharged into
Working solution heat exchange of the liquid phase after oil water separator detaches it is cooling after be discharged into liquid-ring vacuum pump use.Preposition heat exchanger 1 uses
Water exchanges heat, and has cooling water inlet and cooling water outlet, by the pumped gas and vapor heat transfer of mixture gas
It is cooling.
The working solution enters the ball valve 18 on pipe 9, to control the inlet and size of working solution.
Wherein, electric butterfly valve 17 is installed in the front end of each vacuum tank, and the electric butterfly valve enters with the vacuum tank
Installation thermometer 15 and pressure gauge 17 on mouth pipeline.The both sides of electric butterfly valve 17 are separately installed with shut-off valve, vacuum control check valve
When work, pumped gas and vapor mixed gas are introduced into the preposition heat exchanger 1 of device from the former feed channel that evacuates, absolutely
Most vapor is replaced after heat is cooled to saturation condensed water and is come back in condenser before menstruation, remaining incondensable gas and surplus
The pumped gases such as remaining fraction water vapour are inhaled into liquid ring vacuum through vacuum tank 2 from air entry respectively by two sets of devices in parallel
Pump 4 enters gas-liquid separator 3 after liquid-ring vacuum pump compresses together with working solution, and gas-liquid two-phase obtains in gas-liquid separator
Separation, from the top exhaust outlet discharge of gas-liquid separator, remaining enters working solution cooling heat exchanger 5 and is changed through cooling incondensable gas
Working solution is recycled by liquid-ring vacuum pump sucking after heat.
The heat that liquid-ring vacuum pump generates during the work time essentially from：The reactance capacity that vacuum pump is done；Sucking is not
The heat that solidifying gas is brought into；The heat of transformation that the condensable gas of sucking releases in compression process.Working solution cooling heat transferring
The main function of device 5 is by cooling water cooling work liquid, within the scope of so that working solution temperature is maintained at rational.
There is oil water separator 6 in 5 arranged beneath of heat exchanger, is connected between the two.Working solution is with residual water therein under
It is efficiently separated in square oil water separator 6, the separation water of 6 lower section of oil water separator is discharged through discharge pipe from floss hole.
Methanol, ethyl alcohol, dimethylbenzene, aniline, acetone and other organic solvent can be used in working solution according to actual needs.Working solution removes
Play the role of being formed outside pendular ring, also plays the work for taking away gas compression heat and sealing distribution plate and impeller section gap
With.
The characteristics of integration pendular ring vacuum extractor：
(1) unique structure can be realized and be automatically controlled.The pendular ring vacuum extractor uses integration, Integral box arrangement,
It is compact-sized, it is easy for installation, safeguard that simply floor space is small, design structure is unique.
(2) it uses organic solvent as working solution, can obtain higher final vacuum for water ring vacuum pump relatively,
To improve the vacuumizing effect of system.
(3) pumping efficiency is high.When condenser pressure increases or air leakage increases, exhaust capacity accordingly improves, and can keep
Stable operation under high pressure.
(4) operation stability is high.Liquid-ring vacuum pump start-up course electric current is small, and package unit reaches the speed of operating point
Soon, the time required to reducing startup.
(5) system and device long lifespan, is avoided that cavitation erosion, substantially without abrasion, corrosion-free.
The above is only the preferred embodiment of the utility model, it is noted that for the general of the art
For logical technical staff, without departing from the principle of this utility model, several improvements and modifications can also be made, these change
The scope of protection of the utility model is also should be regarded as into retouching.
Claims (3)
1. a kind of integration pendular ring vacuum extractor, which is characterized in that including：
Preposition heat exchanger, vacuum tank, gas-liquid separator, liquid-ring vacuum pump, working solution cooling heat exchanger, oil water separator；It is described
The gaseous phase outlet of preposition heat exchanger is connect with the air intake of two liquid-ring vacuum pumps respectively by two sets of vacuum tanks in parallel；Each
The gas liquid outlet of the liquid-ring vacuum pump is connect with the entrance of a gas-liquid separator, the liquid phase of each gas-liquid separator goes out
Mouthful connect with the working solution import of the working solution heat exchanger, the working solution of the working solution heat exchanger export respectively with each institute
The working solution entrance connection of liquid-ring vacuum pump is stated, the working solution heat exchanger connects oil water separator, with to being changed into working solution
Oil water mixture in the liquid phase of hot device will separation water discharge after being detached.
2. integrated pendular ring vacuum extractor according to claim 1, which is characterized in that the front end installation electricity of the vacuum tank
Dynamic valve, the motor-driven valve and installation thermometer and pressure gauge on the entrance pipe of the vacuum tank.
3. integrated pendular ring vacuum extractor according to claim 1, which is characterized in that the separation water of the oil water separator
Floss hole is by detaching water discharge spout road connection separation water discharging valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721581702.9U CN207920859U (en) | 2017-11-23 | 2017-11-23 | A kind of integration pendular ring vacuum extractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721581702.9U CN207920859U (en) | 2017-11-23 | 2017-11-23 | A kind of integration pendular ring vacuum extractor |
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| Publication Number | Publication Date |
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| CN207920859U true CN207920859U (en) | 2018-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721581702.9U Active CN207920859U (en) | 2017-11-23 | 2017-11-23 | A kind of integration pendular ring vacuum extractor |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108223375A (en) * | 2017-11-23 | 2018-06-29 | 中材节能股份有限公司 | A kind of integration pendular ring vacuum extractor |
| CN113996244A (en) * | 2021-10-25 | 2022-02-01 | 浙江传化合成材料有限公司 | Production device and production process for reducing solvent oil content in butadiene rubber |
-
2017
- 2017-11-23 CN CN201721581702.9U patent/CN207920859U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108223375A (en) * | 2017-11-23 | 2018-06-29 | 中材节能股份有限公司 | A kind of integration pendular ring vacuum extractor |
| CN113996244A (en) * | 2021-10-25 | 2022-02-01 | 浙江传化合成材料有限公司 | Production device and production process for reducing solvent oil content in butadiene rubber |
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