CN204677456U - Circulating cooling self priming centrifugal pump - Google Patents
Circulating cooling self priming centrifugal pump Download PDFInfo
- Publication number
- CN204677456U CN204677456U CN201520390598.XU CN201520390598U CN204677456U CN 204677456 U CN204677456 U CN 204677456U CN 201520390598 U CN201520390598 U CN 201520390598U CN 204677456 U CN204677456 U CN 204677456U
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- centrifugal pump
- pump
- liquid container
- pipeline
- liquid
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- Expired - Fee Related
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Abstract
Circulating cooling self priming centrifugal pump of the present utility model relates to a kind of centrifugal pump, be made up of centrifugal pump, motor, control casket, liquid container, vacuum pump and cooling system, centrifugal pump is fixed on the control top of casket and the pump shaft of centrifugal pump is connected with motor-driven, liquid container is fixed on the top of centrifugal pump, the liquid pumping hole a of centrifugal pump connects water source by pipeline, liquid outlet b connects liquid return hole d below waste pipe, the liquid entering hole c of liquid container side and liquid container respectively by pipeline, and each section of pipeline is equipped with control valve; Be provided with relief opening e and pressure relief opening f above liquid container, relief opening e is by pipeline connection vacuum pump, and pressure relief opening f is provided with Decompression valves; Cooling system is located at the enclosure interior of centrifugal pump and is connected liquid container by pipeline with recycle pump; Centrifugal pump, motor, control valve, vacuum pump, Decompression valves and recycle pump all connect with control casket circuit.Liquid container of the present utility model, can be used for pump priming, and cooling system also can be coordinated to dispel the heat to enclosure interior.
Description
Technical field
The utility model relates to a kind of centrifugal pump, refers more particularly to a kind of circulating cooling self priming centrifugal pump.
Background technique
Centrifugal pump utilizes vane rotary and the centrifugal force that water is produced carrys out work, and centrifugal pump before activation, must make to be full of in pump case and suction sleeve water and pump priming step, then starting electrical machinery, can carry out pumping to water; And centrifugal pump bearing member such as pump shaft and coupling in the process run up can produce a large amount of heat under the effect of friction, if not in time heat is distributed, will cause damage to centrifugal pump thus cause the decline of working efficiency even centrifugal pump cannot work.
Summary of the invention
The purpose of this utility model is exactly to overcome the problems referred to above, provides a kind of circulating cooling self priming centrifugal pump.
Circulating cooling self priming centrifugal pump of the present utility model, be made up of centrifugal pump, motor, control casket, liquid container, vacuum pump and cooling system, centrifugal pump is fixed on the control top of casket and the pump shaft of centrifugal pump is connected with motor-driven, liquid container is fixed on the top of centrifugal pump, the liquid pumping hole a of centrifugal pump connects water source by pipeline, liquid outlet b connects liquid return hole d below waste pipe, the liquid entering hole c of liquid container side and liquid container respectively by pipeline, and each section of pipeline is equipped with control valve; Be provided with relief opening e and pressure relief opening f above liquid container, relief opening e is by pipeline connection vacuum pump, and pressure relief opening f is provided with Decompression valves; Cooling system is located at the enclosure interior of centrifugal pump and is connected liquid container by pipeline with recycle pump; Centrifugal pump, motor, control valve, vacuum pump, Decompression valves and recycle pump all connect with control casket circuit.
As further improvement of the utility model, in the housing of centrifugal pump, be divided into impeller cavity, pump shaft chamber and bearing bore.
As further improvement of the utility model, cooling system comprises the cooling tube being located at pump shaft chamber and the coil pipe being located at bearing bore, liquid container connects by pipeline pump entry, circulating-pump outlet to connect cooling tube and coil pipe respectively entrance by pipeline, and the outlet of cooling tube and coil pipe is connected to liquid container by pipeline.
As further improvement of the utility model, liquid container is provided with filter layer in the side of liquid entering hole c.
As further improvement of the utility model, in liquid container, be provided with level meter.
Circulating cooling self priming centrifugal pump of the present utility model, it contains a liquid container, this liquid container can store liquid, for the pump priming of centrifugal pump, enables centrifugal pump self-priming; Also can under the existence of liquid, coordinate the cooling system be located in centrifugal pump casing to dispel the heat to enclosure interior, reach the effect of circulation cooling.
Accompanying drawing explanation
Fig. 1 is the structural drawing of circulating cooling self priming centrifugal pump of the present utility model.
Embodiment
Below in conjunction with accompanying drawing to circulating cooling self priming centrifugal pump of the present utility model, be described further:
Circulating cooling self priming centrifugal pump of the present utility model is made up of centrifugal pump 1, motor 5, control casket 2, liquid container 3, vacuum pump 4 and cooling system.Centrifugal pump 1 is fixed on the top controlling casket 2, and liquid container 3 is fixed on top or other positions high relative to liquid container 3 of centrifugal pump 1.
The liquid pumping hole a of centrifugal pump 1 connects water source by pipeline, liquid outlet b connects liquid return hole d below waste pipe 6, the liquid entering hole c of liquid container 3 side and liquid container 3 respectively by pipeline, and each section of pipeline is equipped with control valve, between liquid pumping hole a to water supply line, valve is valve I, between liquid outlet b to waste pipe 6 pipeline, valve is valve II, between liquid outlet b to liquid entering hole c pipeline, valve is valve III, and between liquid outlet b to liquid return hole d pipeline, valve is valve IV.
By the switch of each control valve, the difference in functionality of this model utility can be realized.
Be provided with relief opening e and pressure relief opening f above liquid container 3, relief opening e is by pipeline connection vacuum pump 4, and pressure relief opening f is provided with Decompression valves 7.
Centrifugal pump 1, control valve, vacuum pump 4, Decompression valves 7 and recycle pump 8 all connect with control casket 2 circuit, control to be integrated with the device such as controller, instrument in casket 2, operator can operate corresponding parts by the operation function button controlled on casket, realizes corresponding function.Be divided into impeller cavity 9, pump shaft chamber 10 and bearing bore 11 in the housing of centrifugal pump 1, the impeller of centrifugal pump is located in impeller cavity 9, and pump shaft is located in pump shaft chamber 10, is mainly used for connecting bearing and the coupling of pump shaft of centrifugal pump and motor 5 output shaft in bearing bore 11.
Cooling system is located at the enclosure interior of centrifugal pump 1 and is connected liquid container 3 by pipeline with recycle pump 8, cooling system specifically comprises the cooling tube 12 being located at pump shaft chamber 10 and the coil pipe 13 being located at bearing bore 11, cooling tube 12 is spirality pipeline, it is surrounded on around pump shaft also and between pump shaft has gap, coil pipe 13 is fixed on the top of the coupling in bearing bore 11, liquid container 3 connects recycle pump 8 entrance by pipeline, recycle pump 8 exports the entrance being connected cooling tube 12 and coil pipe 13 by pipeline respectively, and the outlet of cooling tube 12 and coil pipe 13 is connected to liquid container 3 by pipeline.
Liquid container 3 is provided with filter layer 14 in the side of liquid entering hole c, in order to filter centrifugation pump draw up come liquid, prevent its in a cooling system circulation time cause pipeline blockage.
Be provided with level meter 15 in liquid container 3, this level meter 15 connects with control casket 2 circuit, by reaching the automatic object controlled compared with the water level value that watermark threshold is come and level meter 15 records that presets.
Circulating cooling self priming centrifugal pump of the present utility model, its concrete usage mode is as follows:
When using this device first, first should open valve I, valve III, throttle down II, valve IV, start vacuum pump 4, extract the air in liquid container 3 to centrifugal pump 1, when the air pressure in liquid container 3 to centrifugal pump 1 is negative value, in water source, water can be evacuated to centrifugal pump 1 and liquid container 3 from pipeline, complete the pump priming process of centrifugal pump 1, when the level meter 15 in liquid container 3 detects that in tank, water level reaches peak, feedback signal is to controlling casket 2, control casket 2 now control valve III is closed, valve II is opened, start centrifugal pump 1, get final product drawing liquid and be delivered to by waste pipe 6 and use water place, until task completes, close all valves.
When using thereafter this device, valve IV and Decompression valves 7 should be opened, throttle down I, valve II and valve III, now, liquid container 3 inside and outside air pressure balance, liquid container 3 internal liquid can be injected in the impeller cavity 9 of centrifugal pump 1 due to self gravitation effect, complete automatic pump priming process, when water level reaches minimum, level meter 15 sensed water level feedback signal are to controlling casket 2, make valve IV closedown, and open valve I and valve III, open centrifugal pump 1, centrifugal pump 1 extracting liquid re-injection liquid container 3, when the level meter 15 in liquid container 3 detects that in tank, water level reaches peak, feedback signal is to controlling casket 2, now control valve III and Decompression valves 7 are closed to control casket 2, valve II is opened, the liquid that centrifugal pump 1 extracts can continue through waste pipe 6 and be delivered to and use water place, until task completes, close all valves.
In the process that centrifugal pump 1 works, the bearing member such as pump shaft and coupling due to friction effect can produce heat, need heat radiation in time, so the liquid in liquid container 3 can complete the circulation of liquid container 3-recycle pump 8-cooling tube 12-liquid container 3 and the circulation of liquid container 3-recycle pump 8-coil pipe 13-liquid container 3 under the effect of recycle pump 8, utilize liquid to take away heating heat, reach the object of heat radiation.Can be provided with one or more thermosensor in the pump housing of centrifugal pump 1 in order to detected temperatures feeds back to and controls casket 2, plays in time monitoring and the object automatically controlled.
Claims (5)
1. circulating cooling self priming centrifugal pump, by centrifugal pump (1), motor (5), control casket (2), liquid container (3), vacuum pump (4) and cooling system are formed, it is characterized in that centrifugal pump (1) is fixed on the top controlling casket (2), and the pump shaft of centrifugal pump (1) and motor (5) are in transmission connection, liquid container (3) is fixed on the top of centrifugal pump (1), the liquid pumping hole a of centrifugal pump (1) connects water source by pipeline, liquid outlet b connects waste pipe (6) respectively by pipeline, the liquid return hole d of the liquid entering hole c of liquid container (3) side and liquid container (3) below, and each section of pipeline is equipped with control valve, liquid container (3) top is provided with relief opening e and pressure relief opening f, and relief opening e is by pipeline connection vacuum pump (4), and pressure relief opening f is provided with Decompression valves (7), cooling system is located at the enclosure interior of centrifugal pump (1) and is connected liquid container (3) by pipeline with recycle pump (8), centrifugal pump (1), motor (5), control valve, vacuum pump (4), Decompression valves (7) and recycle pump (8) all connect with control casket (2) circuit.
2. circulating cooling self priming centrifugal pump according to claim 1, is divided into impeller cavity (9), pump shaft chamber (10) and bearing bore (11) in the housing that it is characterized in that centrifugal pump (1).
3. circulating cooling self priming centrifugal pump according to claim 1 and 2, it is characterized in that cooling system comprises the cooling tube (12) being located at pump shaft chamber (10) and the coil pipe (13) being located at bearing bore (11), liquid container (3) connects recycle pump (8) entrance by pipeline, recycle pump (8) exports the entrance being connected cooling tube (12) and coil pipe (13) by pipeline respectively, and the outlet of cooling tube (12) and coil pipe (13) is connected to liquid container (3) by pipeline.
4. circulating cooling self priming centrifugal pump according to claim 1, is characterized in that liquid container (3) is provided with filter layer (14) in the side of liquid entering hole c.
5. circulating cooling self priming centrifugal pump according to claim 1, is characterized in that being provided with level meter (15) in liquid container (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520390598.XU CN204677456U (en) | 2015-06-09 | 2015-06-09 | Circulating cooling self priming centrifugal pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520390598.XU CN204677456U (en) | 2015-06-09 | 2015-06-09 | Circulating cooling self priming centrifugal pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204677456U true CN204677456U (en) | 2015-09-30 |
Family
ID=54177152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520390598.XU Expired - Fee Related CN204677456U (en) | 2015-06-09 | 2015-06-09 | Circulating cooling self priming centrifugal pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204677456U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109026743A (en) * | 2018-07-30 | 2018-12-18 | 汕头市东兴糖机制泵有限公司 | A kind of single-stage double-suction syrup centrifugal pump of anti-clogging and leakage |
| CN110425148A (en) * | 2019-08-28 | 2019-11-08 | 黄旭平 | A kind of pumping plant starting vacuum voltage regulation water replanishing device |
| CN111828332A (en) * | 2020-06-18 | 2020-10-27 | 蓝箭航天技术有限公司 | Pump filling system for aerospace engine test |
| CN111828333A (en) * | 2020-06-18 | 2020-10-27 | 蓝箭航天技术有限公司 | Pump filling method for low-position water taking centrifugal pump |
-
2015
- 2015-06-09 CN CN201520390598.XU patent/CN204677456U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109026743A (en) * | 2018-07-30 | 2018-12-18 | 汕头市东兴糖机制泵有限公司 | A kind of single-stage double-suction syrup centrifugal pump of anti-clogging and leakage |
| CN110425148A (en) * | 2019-08-28 | 2019-11-08 | 黄旭平 | A kind of pumping plant starting vacuum voltage regulation water replanishing device |
| CN111828332A (en) * | 2020-06-18 | 2020-10-27 | 蓝箭航天技术有限公司 | Pump filling system for aerospace engine test |
| CN111828333A (en) * | 2020-06-18 | 2020-10-27 | 蓝箭航天技术有限公司 | Pump filling method for low-position water taking centrifugal pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150930 Termination date: 20160609 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |