CN214617096U - Shielding pump annotates liquid cleaning system - Google Patents
Shielding pump annotates liquid cleaning system Download PDFInfo
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- CN214617096U CN214617096U CN202120661032.1U CN202120661032U CN214617096U CN 214617096 U CN214617096 U CN 214617096U CN 202120661032 U CN202120661032 U CN 202120661032U CN 214617096 U CN214617096 U CN 214617096U
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Abstract
The utility model discloses a canned motor pump priming cleaning system, including many sets of pump operating systems, normally open priming system and reserve priming system, every set of pump operating system includes canned motor pump, heat exchanger and oil inlet pipeline, canned motor pump has oil inlet and oil-out, the heat exchanger has the cold water import, the cold water export, circulation import and circulation export, oil inlet and circulation export are linked together, the oil-out is linked together with circulation import, the oil inlet pipeline also is linked together with circulation import, normally open priming system and reserve priming system are linked together with the oil inlet pipeline of every set of pump operating system respectively, and in operation, normally open priming system and reserve priming system select to supply oil to the oil inlet pipeline one time; the advantage is that its lubricated effectual, the canned motor pump fault rate that has significantly reduced, and can reduce the temperature of canned motor pump during operation to prolong canned motor pump life cycle.
Description
Technical Field
The utility model relates to a cleaning system especially relates to a shield pump annotates liquid cleaning system.
Background
The canned motor pump is a device which is driven by an impeller to rotate at a high speed, liquid obtains energy under the action of inertial centrifugal force to improve pressure intensity, and the canned motor pump mainly comprises the impeller, a volute, a stator, a rotor, a driving motor, a canned sleeve and other components, and can convey any medium to ensure that no pollution is caused to the environment.
Some canned pump use self-lubricating form among the prior art at present, but because contain solid particle and import in the lubricated liquid and smuggle a large amount of gas and lubricated liquid and can form very thick scale deposit at the internal surface of pump secretly in the pipe, can influence lubricated effect, it damages very easily to cause canned pump sintering, produce the trip phenomenon easily, the form of this kind of self-lubricating in addition, can't play the cooling action to the canned pump, long-time work, can make the operating cycle of equipment short and unstable, often still need switch the maintenance and even return to the factory and change the part, cause unnecessary loss.
Disclosure of Invention
In order to solve the not enough of existence among the above-mentioned prior art, the utility model provides a canned motor pump annotates liquid cleaning system, its is lubricated effectual, and the canned motor pump fault rate that has significantly reduced, and the temperature when just can reducing canned motor pump operation to extension canned motor pump life cycle.
The utility model provides a technical scheme that above-mentioned technical problem adopted does: the utility model provides a canned motor pump notes liquid cleaning system, includes many sets of pump operating system, normally opens annotates liquid system and reserve notes liquid system, every set the pump operating system include canned motor pump, heat exchanger and advance oil pipe way, canned motor pump have oil inlet and oil-out, the heat exchanger cold water import, cold water export, circulation import and circulation export have, the oil inlet with circulation export be linked together, the oil-out with circulation import be linked together, advance oil pipe way also with circulation import be linked together, normally open annotate liquid system with reserve notes liquid system respectively with every set the pump operating system advance oil pipe way and be linked together, and at the during operation, normally open annotate liquid system with reserve notes liquid system select one earlier on advance oil pipe way fuel feeding.
The normally open liquid injection system comprises a first lubricating oil supply source and a normally open metering pump, wherein the inlet of the normally open metering pump is communicated with the first lubricating oil supply source, and the outlet of the normally open metering pump is respectively communicated with the oil inlet pipeline of each set of pump operation system. In this structure, the lubricating oil has been deposited in the first lubricating oil supply source, and normally open measuring pump extracts the lubricating oil in the first lubricating oil supply source in order to supply for each oil inlet pipe way, simple structure and practicality.
The normally-open liquid injection system further comprises a first return pipeline, an inlet of the first return pipeline is communicated with an outlet of the normally-open metering pump, an outlet of the first return pipeline is communicated with an inlet of the normally-open metering pump, and a first safety valve is arranged on the first return pipeline. In this structure, first relief valve plays the effect of safe earial drainage, in case the oil pressure is too big, from the partly reposition of redundant personnel of the lubricating oil of normally opening the delivery side of metering pump outflow to first return line to alleviate oil pressure, realize the purpose of steady oil transportation.
The normally open liquid injection system further comprises a first pressure transmitter for monitoring the oil pressure of the normally open metering pump, and the first pressure transmitter is connected to the outlet of the normally open metering pump. In this structure, first pressure transmitter can monitor the pressure of producing oil of normally opening the measuring pump, and it adopts digital display pressure transmitter, is convenient for learn pressure value in real time.
The standby liquid injection system comprises a second lubricating oil supply source and a standby metering pump, wherein the inlet of the standby metering pump is communicated with the second lubricating oil supply source, and the outlet of the standby metering pump is respectively communicated with the oil inlet pipeline of each set of pump operation system. In this structure, reserve notes liquid system is used for normally opening annotates the liquid system and shuts down when overhauing and work to do not influence the operation of canned motor pump, and it includes second lubricating oil supply source and reserve measuring pump, has deposited lubricating oil in the second lubricating oil supply source, and reserve measuring pump extracts the lubricating oil in the second lubricating oil supply source in order supplying each oil inlet pipe way, and simple structure and practicality, wherein first lubricating oil supply source and second lubricating oil supply source can adopt same supply source, in order to reduce whole equipment occupation space.
The standby liquid injection system further comprises a second return pipeline, an inlet of the second return pipeline is communicated with an outlet of the standby metering pump, an outlet of the second return pipeline is communicated with an inlet of the standby metering pump, and a second safety valve is arranged on the second return pipeline. In this structure, the effect of safe earial drainage is played to the second relief valve, in case the oil pressure is too big, from the partly reposition of redundant personnel of the lubricating oil of reserve metering pump export outflow to second return line to alleviate oil pressure, realize the purpose of steady oil transportation.
The standby liquid injection system further comprises a second pressure transmitter for monitoring the oil pressure of the standby metering pump, and the second pressure transmitter is connected to the outlet of the standby metering pump. In this structure, the second pressure transmitter can monitor the pressure of producing oil of reserve measuring pump, and it adopts digital display pressure transmitter, is convenient for learn pressure value in real time.
The heat exchanger is provided with a cavity, a heat exchange pipeline is fixed in the cavity, the circulating inlet and the circulating outlet are respectively communicated with the cavity, and the cold water inlet and the cold water outlet are respectively communicated with the heat exchange pipeline. In this structure, cold water flows to the heat transfer pipeline by the cold water import, flows out by the cold water export again after the heat transfer with lubricating oil, and the temperature obtains rising, and the lubricating oil temperature that is located the cavity can reduce, can take away the heat that the canned motor pump during operation produced like this, guarantees canned motor pump's long-time operation.
Compared with the prior art, the utility model has the advantages of:
1. the lubricating oil delivered by the normally-open injection system and the standby injection system can be selected according to the running condition of the canned motor pump, so that compared with the original self-lubricating form, the failure rate is reduced, and the normal service cycle of the canned motor pump is greatly prolonged;
2. the heat exchanger is arranged to exchange heat between cold water and lubricating oil flowing out of the canned motor pump, so that the temperature of the canned motor pump during operation is reduced, and the normal service cycle of the canned motor pump is prolonged;
3. normally open notes liquid system and reserve notes liquid system and select to use at the during operation, compare the form of single pump notes liquid, reduced the fault rate, guaranteed the long period steady operation of canned motor pump.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples, but the present invention is not limited thereto.
The first embodiment is as follows: as shown in the figure, a canned motor pump 4 annotates liquid cleaning system, including many sets of pump operating system 1, normally open annotate liquid system 2 and reserve notes liquid system 3, every set of pump operating system 1 includes canned motor pump 4, heat exchanger 5 and oil inlet pipeline 6, canned motor pump 4 has oil inlet 41 and oil-out 42, heat exchanger 5 has cold water import 51, cold water export 52, circulation import 53 and circulation export 54, oil inlet 41 and circulation export 54 are linked together, oil-out 42 is linked together with circulation import 53, oil inlet pipeline 6 also is linked together with circulation import 53, normally open annotate liquid system 2 and reserve notes liquid system 3 and be linked together with the oil inlet pipeline 6 of every set of pump operating system 1 respectively, and at the during operation, normally open annotate liquid system 2 and reserve 3 one of annotating liquid system and supply oil to oil inlet pipeline 6.
The normally open liquid injection system 2 comprises a first lubricating oil supply source 21 and a normally open metering pump 22, wherein an inlet of the normally open metering pump 22 is communicated with the first lubricating oil supply source 21, and an outlet of the normally open metering pump 22 is respectively communicated with an oil inlet pipeline 6 of each set of pump operation system 1. In this structure, lubricating oil is stored in the first lubricating oil supply source 21, and the normally open metering pump 22 pumps the lubricating oil in the first lubricating oil supply source 21 to supply the lubricating oil to each oil inlet pipeline, and the structure is simple and practical.
The normally-open liquid injection system 2 further comprises a first return pipeline 23, an inlet of the first return pipeline 23 is communicated with an outlet of the normally-open metering pump 22, an outlet of the first return pipeline 23 is communicated with an inlet of the normally-open metering pump 22, and a first safety valve 24 is arranged on the first return pipeline 23. In this structure, the first safety valve 24 plays a role of safety leakage, and once the oil outlet pressure is too large, a part of the lubricating oil flowing out from the outlet of the normally open metering pump 22 is shunted to the first return line 23, so that the oil outlet pressure is reduced, and the purpose of stable oil transportation is achieved.
The normally open liquid injection system 2 further comprises a first pressure transmitter 25 for monitoring the oil outlet pressure of the normally open metering pump 22, and the first pressure transmitter 25 is connected to the outlet of the normally open metering pump 22. In this structure, first pressure transmitter 25 can monitor the pressure of producing oil of normally open measuring pump 22, and it adopts digital display formula pressure transmitter, is convenient for learn pressure value in real time.
The standby liquid injection system 3 comprises a second lubricating oil supply source 31 and a standby metering pump 32, wherein an inlet of the standby metering pump 32 is communicated with the second lubricating oil supply source 31, and an outlet of the standby metering pump 32 is respectively communicated with the oil inlet pipeline 6 of each set of pump operation system 1. In this structure, reserve notes liquid system 3 is used for carrying out work when normally opening notes liquid system 2 and shutting down the maintenance to do not influence canned motor pump 4's operation, it includes second lubricating oil supply source 31 and reserve measuring pump 32, lubricating oil has been deposited in the second lubricating oil supply source 31, lubricating oil in the reserve measuring pump 32 extraction second lubricating oil supply source 31 is in order to supply each oil inlet pipe way 6, simple structure and practicality, wherein first lubricating oil supply source 21 and second lubricating oil supply source 31 can adopt same supply source, in order to reduce whole equipment occupation space.
The standby liquid injection system 3 further comprises a second return pipeline 33, an inlet of the second return pipeline 33 is communicated with an outlet of the standby metering pump 32, an outlet of the second return pipeline 33 is communicated with an inlet of the standby metering pump 32, and a second safety valve 34 is arranged on the second return pipeline 33. In this structure, the second safety valve 34 plays a role of safety leakage, and once the oil outlet pressure is too high, a part of the lubricating oil flowing out from the outlet of the standby metering pump 32 is shunted to the second return line 33, so that the oil outlet pressure is reduced, and the purpose of stable oil transportation is achieved.
The backup liquid injection system 3 further comprises a second pressure transmitter 35 for monitoring the oil outlet pressure of the backup metering pump 32, and the second pressure transmitter 35 is connected to the outlet of the backup metering pump 32. In this structure, the second pressure transmitter 35 can monitor the oil discharge pressure of the standby metering pump 32, and it employs a digital display type pressure transmitter, which facilitates to know the pressure value in real time.
The heat exchanger 5 has a cavity 55, a heat exchange pipeline 56 is fixed in the cavity 55, the circulation inlet 53 and the circulation outlet 54 are respectively communicated with the cavity 55, and the cold water inlet 51 and the cold water outlet 52 are respectively communicated with the heat exchange pipeline 56. In the structure, cold water flows to the heat exchange pipeline 56 from the cold water inlet 51, and flows out from the cold water outlet 52 after exchanging heat with lubricating oil, so that the temperature is increased, the temperature of the lubricating oil in the cavity 55 is reduced, heat generated during the working of the shield pump 4 can be taken away, and the long-time running of the shield pump 4 is ensured.
It should be noted that the above-mentioned embodiments are only preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, and the present invention can also be modified in materials and structures, or replaced by technical equivalents. Therefore, all structural equivalents which may be made by applying the present invention to the specification and drawings, or by applying them directly or indirectly to other related technical fields, are intended to be encompassed by the present invention.
Claims (8)
1. The utility model provides a shield pump notes liquid cleaning system which characterized in that: the system comprises a plurality of sets of pump operation systems, a normally open liquid injection system and a standby liquid injection system, wherein each set of pump operation system comprises a canned pump, a heat exchanger and an oil inlet pipeline, the canned pump is provided with an oil inlet and an oil outlet, the heat exchanger is provided with a cold water inlet, a cold water outlet, a circulation inlet and a circulation outlet, the oil inlet is communicated with the circulation outlet, the oil outlet is communicated with the circulation inlet, the oil inlet pipeline is also communicated with the circulation inlet, the normally open liquid injection system and the standby liquid injection system are respectively communicated with the oil inlet pipeline of each set of pump operation system, and during working, the normally open liquid injection system and the standby liquid injection system select one direction to supply oil to the oil inlet pipeline.
2. The shield pump priming system of claim 1, wherein: the normally open liquid injection system comprises a first lubricating oil supply source and a normally open metering pump, wherein the inlet of the normally open metering pump is communicated with the first lubricating oil supply source, and the outlet of the normally open metering pump is respectively communicated with the oil inlet pipeline of each set of pump operation system.
3. The shield pump priming system of claim 2, wherein: the normally-open liquid injection system further comprises a first return pipeline, an inlet of the first return pipeline is communicated with an outlet of the normally-open metering pump, an outlet of the first return pipeline is communicated with an inlet of the normally-open metering pump, and a first safety valve is arranged on the first return pipeline.
4. The shield pump priming system of claim 2, wherein: the normally open liquid injection system further comprises a first pressure transmitter for monitoring the oil pressure of the normally open metering pump, and the first pressure transmitter is connected to the outlet of the normally open metering pump.
5. The shield pump priming system of claim 1, wherein: the standby liquid injection system comprises a second lubricating oil supply source and a standby metering pump, wherein the inlet of the standby metering pump is communicated with the second lubricating oil supply source, and the outlet of the standby metering pump is respectively communicated with the oil inlet pipeline of each set of pump operation system.
6. The shield pump priming system of claim 5, wherein: the standby liquid injection system further comprises a second return pipeline, an inlet of the second return pipeline is communicated with an outlet of the standby metering pump, an outlet of the second return pipeline is communicated with an inlet of the standby metering pump, and a second safety valve is arranged on the second return pipeline.
7. The shield pump priming system of claim 5, wherein: the standby liquid injection system further comprises a second pressure transmitter for monitoring the oil pressure of the standby metering pump, and the second pressure transmitter is connected to the outlet of the standby metering pump.
8. The shield pump priming system of claim 1, wherein: the heat exchanger is provided with a cavity, a heat exchange pipeline is fixed in the cavity, the circulating inlet and the circulating outlet are respectively communicated with the cavity, and the cold water inlet and the cold water outlet are respectively communicated with the heat exchange pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120661032.1U CN214617096U (en) | 2021-03-31 | 2021-03-31 | Shielding pump annotates liquid cleaning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120661032.1U CN214617096U (en) | 2021-03-31 | 2021-03-31 | Shielding pump annotates liquid cleaning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214617096U true CN214617096U (en) | 2021-11-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120661032.1U Active CN214617096U (en) | 2021-03-31 | 2021-03-31 | Shielding pump annotates liquid cleaning system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214617096U (en) |
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2021
- 2021-03-31 CN CN202120661032.1U patent/CN214617096U/en active Active
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