CN204783706U - There is not oily vortex sheet vacuum type self -priming centrifugal pump - Google Patents
There is not oily vortex sheet vacuum type self -priming centrifugal pump Download PDFInfo
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- CN204783706U CN204783706U CN201520492147.7U CN201520492147U CN204783706U CN 204783706 U CN204783706 U CN 204783706U CN 201520492147 U CN201520492147 U CN 201520492147U CN 204783706 U CN204783706 U CN 204783706U
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- priming centrifugal
- centrifugal pump
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Abstract
The utility model relates to a there is not oily vortex sheet vacuum type self -priming centrifugal pump, including the self -priming centrifugal pump pump body, be equipped with gas -liquid separation chamber, feed liquor pipe and drain pipe on the self -priming centrifugal pump pump body, be equipped with first check valve on the drain pipe, the integration has the vacuum pump in gas -liquid separation chamber, and with the integration of the self -priming centrifugal pump pump body, the vacuum pump is no oily sliding vane rotary vacuum pump, and the vacuum pump is equipped with import and export, and the import is linked together through breathe in pipeline and feed liquor pipe, and the export is linked together with first check valve through exhaust pipe, be equipped with the second check valve on the breathing pipe way, be equipped with third check valve and solenoid valve on exhaust pipe, the third check valve is close to first check valve, still be provided with liquid level switch on feed liquor pipe, liquid level switch highly is less than the pipeline of breathing in on the feed liquor pipe, liquid level switch respectively with vacuum pump and solenoid valve electric connection. The utility model discloses simplified pipe -line system, that has improved the pump inhales the performance certainly, still has compact structure, advantage such as efficient, longe -lived.
Description
Technical field
The utility model belongs to self-priming centrifugal pump technical field, and particularly one is without oily blade vacuum type self-priming centrifugal pump.
Background technique
As everyone knows, general self-absorption centrifugal pump efficiency is low, self-priming time is long, self-priming performance is poor, is not suitable for that feed liquor caliber is large, pipeline is long, the operating mode of High aititude.The self priming centrifugal pump by vacuum system using often on the market now in addition has three kinds: the first is the sliding vane rotary vacuum pump pattern of drop lubrication in addition, and the second is the reciprocating pump pattern of oil-free lubrication in addition, and the third is embedded water ring vaccum pump pattern.The sliding vane rotary vacuum pump pattern of the first tyre drop lubrication needs often to add lubricant oil, and vacuum pump exhaust port cannot be arranged on self-priming pump fluid pipeline, has adverse effect to environment.The reciprocating pump pattern volume of the second tyre oil-free lubrication is large, and take up room, medium has a negative impact to cavity after entering reciprocating pump cavity.The third embedded water ring vaccum pump pattern self-priming performance is poorer than first two, and when normally working, water ring vaccum pump still works on, and efficiency is low, is more not suitable for high altitude environment.
Therefore, prior art is further improved.
Model utility content
Technical problem to be solved in the utility model is, there is provided a kind of without oily blade vacuum type self-priming centrifugal pump, gas-liquid separation vacuum pump being integrated in the self-priming centrifugal pump pump housing is indoor, whole apparatus structure is compact, efficiency is high, medium does not affect environment, possesses the ability compared with long pipeline self-priming and fed sheet of a media, is applicable to high altitude environment simultaneously.
The utility model realizes like this, there is provided a kind of without oily blade vacuum type self-priming centrifugal pump, comprise the self-priming centrifugal pump pump housing, the self-priming centrifugal pump pump housing is provided with gas-liquid separation chamber, liquid inlet pipe and drain pipe, liquid entering hole and liquid outlet is respectively equipped with in the port of liquid inlet pipe and drain pipe, liquid medium flows out from liquid outlet after liquid entering hole enters the self-priming centrifugal pump pump housing, drain pipe is provided with the first one-way valve, vacuum pump is integrated with in gas-liquid separation indoor, integrated with the self-priming centrifugal pump pump housing, vacuum pump is without oily sliding vane rotary vacuum pump, vacuum pump is provided with import and outlet, import is connected with liquid inlet pipe by suction line, outlet is connected with the first one-way valve by gas exhaust piping, suction line is provided with the second one-way valve, gas exhaust piping is provided with the 3rd one-way valve and solenoid valve, the 3rd one-way valve is near the first one-way valve, liquid inlet pipe is also provided with liquid-level switch, and the height of liquid-level switch on liquid inlet pipe is lower than suction line, and liquid-level switch electrically connects with vacuum pump and solenoid valve respectively.
Further, self-priming centrifugal pump is furnished with Power Drive Unit, Power Drive Unit drives the running of the self-priming centrifugal pump pump housing by its output shaft, output shaft is provided with belt drive component, vacuum pump is provided with rotor, belt drive component drives vacuum pump running by rotor, and one end of rotor is provided with magnetic clutch, and liquid-level switch controls the opening and closing of magnetic clutch and solenoid valve respectively by liquid level signal.
Further, vacuum pump is also provided with the integrated pump housing, slide plate and vacuum pump cover, and the integrated pump housing is connected with self-priming centrifugal pump pump housing one, and vacuum pump cover is separately positioned on the front-end and back-end of the integrated pump housing, and slide plate is arranged in the integrated pump housing.
Further, the self-priming centrifugal pump pump housing is connected with Power Drive Unit by connecting body, and in the self-priming centrifugal pump pump housing, be provided with impeller, impeller is fixed on the output shaft of Power Drive Unit by locking nut.
Further, belt drive component comprises the driving wheel be arranged on output shaft, is arranged on epitrochanterian follower and belt.
Further, Power Drive Unit is diesel engine.
Further, the center of liquid inlet pipe is higher than the impeller central of self-priming centrifugal pump.
Compared with prior art, of the present utility model without oily blade vacuum type self-priming centrifugal pump, integrated vacuum pump is set the gas-liquid separation of the self-priming centrifugal pump pump housing is indoor, vacuum pump and self priming centrifugal pump start simultaneously, air in liquid inlet pipe and self-priming centrifugal pump is discharged to drain pipe, liquid medium is inhaled in the pump housing fast.When self-priming completes, vacuum pump is automatically out of service, self priming centrifugal pump normally works, improve the working efficiency of whole system, both simplified pipe-line system, and which in turn improved operating conditions, substantially increase the self-priming performance of self-priming centrifugal pump, shorten self-priming time, be suitable for altitude environment simultaneously and use, fundamentally solve a centrifugal pump self-priming difficult problem for high altitude localities.The utility model also have compact structure, easy to operate, operate steadily, safeguard easily, the advantage such as efficiency is high, the life-span is long.
Accompanying drawing explanation
Fig. 1 is the schematic perspective view of the utility model one preferred embodiment;
Fig. 2 is the schematic perspective view of another angle of Fig. 1;
Fig. 3 is broken section floor map of the present utility model;
Fig. 4 is schematic diagram of the present utility model.
Embodiment
In order to make technical problem to be solved in the utility model, technological scheme and beneficial effect clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Shown in Fig. 1, Fig. 2 and Fig. 3, preferred embodiment without oily blade vacuum type self-priming centrifugal pump of the present utility model, comprise the self-priming centrifugal pump pump housing 1 and Power Drive Unit 12, the self-priming centrifugal pump pump housing 1 is connected with Power Drive Unit 12 by connecting body 16.
The self-priming centrifugal pump pump housing 1 is provided with gas-liquid separation chamber, liquid inlet pipe 2 and drain pipe 3.Be respectively equipped with liquid entering hole 17 and liquid outlet 18 in the port of liquid inlet pipe 2 and drain pipe 3, liquid medium flows out from liquid outlet 18 after liquid entering hole 17 enters the self-priming centrifugal pump pump housing 1.Drain pipe 3 is provided with the first one-way valve 4.Vacuum pump 5 is integrated with in gas-liquid separation indoor, integrated with the self-priming centrifugal pump pump housing, compact structure.And the liquid medium of the indoor flowing of the gas-liquid separation of self-priming centrifugal pump can reduce the operating temperature of vacuum pump 5, improves equipment working stability of the present utility model and reliability.
Vacuum pump 5 is without oily sliding vane rotary vacuum pump.Without the need to medium lubrications such as oil, water when vacuum pump 5 works, self-priming can be completed by Direct driver; Even if having medium to enter also do not affect suction without in oily rotary-vane vaccum pump, the medium entered in vacuum pump 5 can be directly discharged in drain pipe 3 by gas exhaust piping 7.
Vacuum pump 5 is provided with import and outlet, and import is connected with liquid inlet pipe 2 by suction line 6, exports and is connected with the first one-way valve 4 by gas exhaust piping 7.Avoid the working medium entering vacuum pump 5 and be drained into pollutant atmosphere in air.Suction line 6 is provided with the second one-way valve 8.Under the effect of the second one-way valve 8, the air in suction line 6 can only uniaxially by liquid inlet pipe 2 to the importer of vacuum pump 5 to flowing.Gas exhaust piping 7 is provided with the 3rd one-way valve 9 and solenoid valve the 10, three one-way valve 9 near the first one-way valve 4.Under the effect of the 3rd one-way valve 9, the air in gas exhaust piping 7 can only be flowed to drain pipe 3 direction by the outlet of vacuum pump 5 by uniaxially.
Liquid inlet pipe 2 is also provided with liquid-level switch 11.Liquid-level switch 11 is positioned at the front of suction line 6, and the height on liquid inlet pipe 2 is lower than suction line 6.Liquid-level switch 11 is by electrically connecting with vacuum pump 5 and solenoid valve 10 respectively.Liquid-level switch 11 can opening and closing vacuum pump 5 and solenoid valve 10 by liquid level signal.
The center of liquid inlet pipe 3 is higher than the impeller central of self-priming centrifugal pump 1, and the liquid entering hole of self-priming centrifugal pump 1 is in " S " type elbow.
Self priming centrifugal pump 1 of the present utility model is furnished with Power Drive Unit 12, and Power Drive Unit 12 drives the running of self-priming centrifugal pump 1 pump housing by its output shaft.In the present embodiment, the output shaft of Power Drive Unit 12 is provided with belt drive component 13.Vacuum pump 5 is provided with rotor 54, and belt drive component 13 drives vacuum pump 5 to operate by rotor 54.One end of rotor 54 is provided with magnetic clutch 14.Liquid-level switch 11 controls the opening and closing of magnetic clutch 14 and solenoid valve 10 respectively by liquid level signal.
Vacuum pump 5 is also provided with the integrated pump housing 51, slide plate 52 and vacuum pump cover 53.The integration pump housing 51 is connected with the self-priming centrifugal pump pump housing 1 one, and vacuum pump cover 53 is separately positioned on the front-end and back-end of the integrated pump housing 51, and slide plate 52 is arranged in the integrated pump housing 51.
In the self-priming centrifugal pump pump housing 1, be provided with impeller 101, impeller 101 is fixed on the output shaft 121 of Power Drive Unit 12 by locking nut 102.Belt drive component 13 comprises the driving wheel 131 be arranged on output shaft 121, be arranged on follower 132 on rotor 53 and belt 133.
Power Drive Unit 12 is diesel generator, can be arranged on same framework with self-priming centrifugal pump 1, is convenient to carrying, is applicable to the occasion of non-transformer supply.In order to meet the electric power needs of the present embodiment control system, the present embodiment is also furnished with storage battery.Be appreciated that Power Drive Unit 12 can also be motor or oil hydraulic motor equal power device, also should in protection domain of the present utility model.Vacuum pump 5 can not also by belt drive component 13 by motor direct-drive.
When the air in liquid inlet pipe 2 is discharged by vacuum pump 5, the degree of vacuum of liquid inlet pipe 2 increases gradually, and liquid medium is inhaled in the self-priming centrifugal pump pump housing 1.When liquid medium flows through liquid-level switch 11, liquid-level switch 11 action, makes magnetic clutch 14 and solenoid valve 10 action.Magnetic clutch 14 is separated with Power Drive Unit 12, and vacuum pump 5 shuts down, and solenoid valve 10 cuts out gas exhaust piping, and the self-priming centrifugal pump pump housing 1 self-priming process completes, and starts normally to work.Second one-way valve 8 is closed thereupon, prevents the liquid medium of liquid inlet pipe 2 from flowing in vacuum pump 5.
When after the self-priming centrifugal pump pump housing 1 normally work, liquid medium is discharged through drain pipe 3.Now, the 3rd one-way valve 9 prevents liquid medium from the inflow vacuum pump 5 of drain pipe 3.In the present embodiment, solenoid valve 10 belongs to normally closed switch, and its setting pressure is greater than the medium pressure liquid of drain pipe 3.Because liquid-level switch 11 signalizing activity closes the power supply of solenoid valve 10, solenoid valve 10 is at once closed.Under the effect of solenoid valve 10, prevent the liquid medium of drain pipe 3 from pouring in down a chimney in vacuum pump 5 and affecting normal system work further.
Please refer to shown in Fig. 3, of the present utility model as follows without oily blade vacuum type self-priming centrifugal pump working principle: Power Drive Unit 12 drives the self-priming centrifugal pump pump housing 1 and vacuum pump 5 simultaneously, and liquid medium enters the self-priming centrifugal pump pump housing 1 from liquid inlet pipe 2 and discharges from drain pipe 3.Liquid inlet pipe 2 is connected to liquid-level switch 11 and suction line 6, drain pipe 3 is connected with gas exhaust piping 7.Suction line 6 is provided with the second one-way valve 8, and suction line 6 is connected to the import of vacuum pump 5.Gas exhaust piping 7 is provided with the 3rd one-way valve 9 and solenoid valve 10, and solenoid valve 10 is near the first one-way valve 4.Liquid-level switch 11 controls the opening and closing of magnetic clutch 14 and solenoid valve 10 respectively by controller 15.Air in liquid inlet pipe 2 is drawn into vacuum pump 5 from suction line 6, then discharges from drain pipe 3 through gas exhaust piping 7.
Using method without oily blade vacuum type self-priming centrifugal pump of the present utility model, comprises the steps: the first, when just starting working, and magnetic clutch 14 adhesive, solenoid valve 10 is opened, and self-priming centrifugal pump 1 and vacuum pump 5 run simultaneously; Work the initial stage, self-priming centrifugal pump 1 together with vacuum pump 5 by self-priming centrifugal pump 1 pump housing and the air of liquid inlet pipe 2 be discharged to drain pipe 3; After liquid inlet pipe 2 reaches certain vacuum degree, the first one-way valve 4 on drain pipe 3 closes automatically, and the gas of liquid inlet pipe 2 is discharged to drain pipe 3 fast by vacuum pump 5; The second, liquid medium is sucked in the self-priming centrifugal pump pump housing 1 pump housing by vacuum pump 5, when liquid medium touching liquid-level switch 11, and liquid-level switch 11 action, solenoid valve 10 valve closes and magnetic clutch 14 are separated, and vacuum pump 5 is out of service, and self-priming completes; 3rd, self-priming centrifugal pump 1 runs well.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (7)
1. one kind without oily blade vacuum type self-priming centrifugal pump, comprise the self-priming centrifugal pump pump housing, the described self-priming centrifugal pump pump housing is provided with gas-liquid separation chamber, liquid inlet pipe and drain pipe, liquid entering hole and liquid outlet is respectively equipped with in the port of described liquid inlet pipe and drain pipe, liquid medium flows out from liquid outlet after liquid entering hole enters the self-priming centrifugal pump pump housing, described drain pipe is provided with the first one-way valve, it is characterized in that, vacuum pump is integrated with in described gas-liquid separation indoor, integrated with the self-priming centrifugal pump pump housing, described vacuum pump is without oily sliding vane rotary vacuum pump, described vacuum pump is provided with import and outlet, described import is connected with liquid inlet pipe by suction line, described outlet is connected with the first one-way valve by gas exhaust piping, described suction line is provided with the second one-way valve, described gas exhaust piping is provided with the 3rd one-way valve and solenoid valve, described 3rd one-way valve is near the first one-way valve, described liquid inlet pipe is also provided with liquid-level switch, and the height of described liquid-level switch on liquid inlet pipe is lower than suction line, and described liquid-level switch electrically connects with vacuum pump and solenoid valve respectively.
2. as claimed in claim 1 without oily blade vacuum type self-priming centrifugal pump, it is characterized in that, described self-priming centrifugal pump is furnished with Power Drive Unit, described Power Drive Unit drives the running of the self-priming centrifugal pump pump housing by its output shaft, described output shaft is provided with belt drive component, described vacuum pump is provided with rotor, described belt drive component drives vacuum pump running by rotor, one end of described rotor is provided with magnetic clutch, and described liquid-level switch controls the opening and closing of magnetic clutch and solenoid valve respectively by liquid level signal.
3. as claimed in claim 2 without oily blade vacuum type self-priming centrifugal pump, it is characterized in that, described vacuum pump is also provided with the integrated pump housing, slide plate and vacuum pump cover, the described integrated pump housing is connected with self-priming centrifugal pump pump housing one, described vacuum pump cover is separately positioned on the front-end and back-end of the integrated pump housing, and described slide plate is arranged in the integrated pump housing.
4. as claimed in claim 2 without oily blade vacuum type self-priming centrifugal pump, it is characterized in that, the described self-priming centrifugal pump pump housing is connected with Power Drive Unit by connecting body, in the described self-priming centrifugal pump pump housing, be provided with impeller, described impeller is fixed on the output shaft of Power Drive Unit by locking nut.
5. as claimed in claim 2 without oily blade vacuum type self-priming centrifugal pump, it is characterized in that, described belt drive component comprises the driving wheel be arranged on output shaft, is arranged on epitrochanterian follower and belt.
6. as claimed in claim 2 without oily blade vacuum type self-priming centrifugal pump, it is characterized in that, described Power Drive Unit is diesel engine.
7. as claimed in claim 1 without oily blade vacuum type self-priming centrifugal pump, it is characterized in that, the center of described liquid inlet pipe is higher than the impeller central of self-priming centrifugal pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520492147.7U CN204783706U (en) | 2015-07-10 | 2015-07-10 | There is not oily vortex sheet vacuum type self -priming centrifugal pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520492147.7U CN204783706U (en) | 2015-07-10 | 2015-07-10 | There is not oily vortex sheet vacuum type self -priming centrifugal pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204783706U true CN204783706U (en) | 2015-11-18 |
Family
ID=54523763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520492147.7U Withdrawn - After Issue CN204783706U (en) | 2015-07-10 | 2015-07-10 | There is not oily vortex sheet vacuum type self -priming centrifugal pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204783706U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104989654A (en) * | 2015-07-10 | 2015-10-21 | 浙江威龙泵业有限公司 | Oil-free rotary vane vacuum type self-priming centrifugal pump and use method thereof |
| CN107829948A (en) * | 2017-10-20 | 2018-03-23 | 项达章 | A kind of self-priming fire pump of marine electric |
| CN111298482A (en) * | 2018-04-13 | 2020-06-19 | 六安微领时代工业智能科技有限公司 | Gas-liquid separation device for centrifugal pump |
-
2015
- 2015-07-10 CN CN201520492147.7U patent/CN204783706U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104989654A (en) * | 2015-07-10 | 2015-10-21 | 浙江威龙泵业有限公司 | Oil-free rotary vane vacuum type self-priming centrifugal pump and use method thereof |
| CN104989654B (en) * | 2015-07-10 | 2017-05-10 | 浙江威龙泵业有限公司 | Oil-free rotary vane vacuum type self-priming centrifugal pump and use method thereof |
| CN107829948A (en) * | 2017-10-20 | 2018-03-23 | 项达章 | A kind of self-priming fire pump of marine electric |
| CN111298482A (en) * | 2018-04-13 | 2020-06-19 | 六安微领时代工业智能科技有限公司 | Gas-liquid separation device for centrifugal pump |
| CN111298482B (en) * | 2018-04-13 | 2021-09-03 | 东台市高科技术创业园有限公司 | Gas-liquid separation device for centrifugal pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151118 Effective date of abandoning: 20170510 |
|
| AV01 | Patent right actively abandoned |