CN202209281U - High-efficiency energy-saving combined type self-sucking pump - Google Patents
High-efficiency energy-saving combined type self-sucking pump Download PDFInfo
- Publication number
- CN202209281U CN202209281U CN2011203253530U CN201120325353U CN202209281U CN 202209281 U CN202209281 U CN 202209281U CN 2011203253530 U CN2011203253530 U CN 2011203253530U CN 201120325353 U CN201120325353 U CN 201120325353U CN 202209281 U CN202209281 U CN 202209281U
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- pump
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- rotatingshaft
- liquid storage
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Abstract
The utility model discloses a high-efficiency energy-saving combined type self-sucking pump, comprising a centrifugal pump and a liquid storage jar, wherein the liquid storage jar is connected with the centrifugal pump by a liquid transportation pipe, characterized in that: a liquid outlet pipe capable of upwards extending is arranged on a bottom of the centrifugal pump, a jet pump is arranged between an air suction port of the liquid storage jar and the liquid outlet pipe of the centrifugal pump, a jet port of the jet pump extends into the liquid outlet pipe and the opening direction of the jet port is same to the opening direction of the liquid outlet of the liquid outlet pipe. The high-efficiency energy-saving combined type self-sucking pump solves the problems of the prior technology: the self-sucking pump efficiency is low, the energy consumption is large, parts of the self-sucking pump are easily damaged, the service life is relatively short and simultaneously the hidden trouble in safe use of a long axle liquid lower pump is relatively high. The high-efficiency energy-saving combined type self-sucking pump has features of high efficiency, small energy consumption, relatively long service life, safety and reliability.
Description
Technical field
The utility model relates to a kind of self-priming pump, particularly relates to a kind of combined efficient self-priming pump.
Background technique
Present external mixture type self-priming pump is to add a liquid container at a centrifugal pump intake; This pump is in the self-priming process; The liquid mixing that the gas that sucks is wanted and carried transfers out through the impeller of pump, in the self-priming process, can produce cavitation erosion; Impeller infringement to pump is bigger, plays pump at every turn and all can damage to some extent pump.Another kind is the internal-mixing self-priming pump, and gas-liquid separation chamber is arranged in the pump chamber, and return port is arranged, because the influence of return port, the efficient of pump is generally than the low 8%-10% of general centrifugal pump.In the internal-mixing self-priming pump, a kind of non-sealing self-sucking pump being arranged more, is to lean on the sub-propeller sealing, leans on from sub-propeller and pump discharge two exhausts during self-priming, and self-priming speed is fast, and suction is strong, but this pump efficiency is low especially, and energy consumption is big, maximal efficiency less than 50%.
In addition, at present in Petrochemical Enterprises, a lot of sump oils, oil-polluted water, light sump oil all focus in the oil tank, utilize long shaft submerged pump to promote to be transported to sewage treatment works to handle, recycle.But because the long shaft submerged pump transmission shaft is very long, working part supports to adding a plurality of sliding bearings and guide bearing the impeller of pump from the coupling of pump under liquid, and these bearings need the outer cooling liquid cooling and lubricating that connects, or lean on the medium of conveying to lubricate.When actual motion,, be easy to cause the sliding bearing dry grinding to heat up, and then the sudden strain of a muscle of generation high temperature is quick-fried, the generation that causes casualties easily in case external cooling fluid supply is not gone up or pump depletion.
Summary of the invention
Low in order to solve in the existing technology self-priming pump efficient, energy consumption is big, and parts damage easily; Working life is shorter; While long shaft submerged pump hidden danger problem of higher safe in utilization, the utility model provide a kind of efficient high, and energy consumption is little; Working life is longer, safe and reliable combined efficient self-priming pump.
In order to address the above problem, the technological scheme that the utility model is taked is:
A kind of combined efficient self-priming pump; Comprise centrifugal pump and liquid container; Said liquid storage is irritated and is connected with centrifugal pump through indusion tube, it is characterized in that: said centrifugal pump bottom is provided with a upwardly extending drain pipe, between the drain pipe of the air suction inlet of liquid storage filling and centrifugal pump, is provided with Jet injector; The liquid mouth of penetrating of said Jet injector extend in the drain pipe, and it is identical with the liquid outlet opening direction of drain pipe to penetrate the liquid mouth.
Aforesaid a kind of combined efficient self-priming pump; It is characterized in that: said centrifugal pump comprises motor, coupling, the pump housing, rotatingshaft and impeller; In the pump housing, be provided with coupling, rotatingshaft and impeller, said motor is arranged on pump housing top, and said motor output shaft passes pump housing top and is connected with rotatingshaft through coupling; Bottom at rotatingshaft is equipped with impeller, and impeller is positioned at top, pump housing bottom.
Aforesaid a kind of combined efficient self-priming pump, it is characterized in that: the outside at rotatingshaft is equipped with bearing, in the outside of bearing bearing support is installed.
Aforesaid a kind of combined efficient self-priming pump is characterized in that: between the rotatingshaft and the pump housing, be provided with the machine sealed cover, be provided with mechanical sealing element in the inboard of machine sealed cover.
Aforesaid a kind of combined efficient self-priming pump is characterized in that: said liquid storage infusion pipe connects with the centrifugal pump body bottom and is connected.
Aforesaid a kind of combined efficient self-priming pump is characterized in that: liquid storage is irritated and is provided with liquid-feeding tube and tap hole, and said liquid-feeding tube is provided with the liquid feeding cap.
Aforesaid a kind of combined efficient self-priming pump is characterized in that: in Jet injector, be provided with one-way valve.
Aforesaid a kind of combined efficient self-priming pump is characterized in that: liquid storage is irritated and is provided with steam companions.
The beneficial effect of the utility model is: install a Jet injector between the suction port of the utility model self priming centrifugal pumps with outer recirculation and the liquid outlet additional; Utilize jet current principle; When the pump intake air does not also get into the pump impeller suction inlet, drain the air in the pumping intake piping by Jet injector.To the infringement of the impeller of pump, also avoided the internal-mixing self-priming pump to leave return port when so just having avoided external mixture type self-priming pump self-priming, the problem of loss pump efficiency.And the suction of this pump can be identical with non-sealing self-sucking pump, but the efficient of pump compares non-sealing self-sucking pump and improved more than 20%, can be country every year and practice thrift a large amount of electric energy.
The utility model self-priming pump can be changed the long shaft submerged pump use in addition, does not need the scene to get angry during use, and the self-priming pump base after the replacing is in full accord with the base of original long shaft submerged pump.Be Panasonic's bolt during replacing, hang the Under Water Pumps that the Kaiyuan is come, hang on present self-priming pump, tighten bolt of lower base and get final product.And the motor that original Under Water Pumps uses need not changed.Can be in very short time safety, reliably, quickly and easily Under Water Pumps is replaced.Self-priming pump efficient after the replacing improves 10% than original, and each item performance index such as vibrations, noise, bearing temperature rise are all more superior than Under Water Pumps.
Description of drawings
Fig. 1 is the structural representation of the utility model combined efficient self-priming pump.
Embodiment
Below in conjunction with accompanying drawing the utility model is done further to describe.
As shown in Figure 1; A kind of combined efficient self-priming pump; Comprise centrifugal pump and liquid container 20, centrifugal pump comprises motor 1, coupling 3, the pump housing 14, rotatingshaft 26 and impeller 19, in the pump housing 14, is provided with coupling 3, rotatingshaft 26 and impeller 19; Above the pump housing 14, be provided with motor base 2, motor 1 is arranged on motor base 2 tops.The output shaft 15 of motor 1 passes the pump housing 14 tops and is connected with rotatingshaft 26 through coupling 3, in the bottom of rotatingshaft 26 impeller 19 is installed, and impeller 19 is positioned at top, the pump housing 14 bottoms.
In order to strengthen the stability of rotatingshaft 26; It is more steady that rotatingshaft 26 is rotated; In the outside of rotatingshaft 26 bearing 7 is installed; Top at bearing 7 is installed with bearing gland 6 through bolt 5, in the outside of bearing 7 bearing support 9 is installed, and rotatingshaft 26 is installed in the pump housing 14 inside through bearing support 9.Between the rotatingshaft 26 and the pump housing 14, be provided with machine sealed cover 27, be provided with mechanical sealing element 28, guaranteed that like this entire pump has the better seal effect in use in the inboard of machine sealed cover 27.
The indusion tube 13 of liquid storage filling 20 connects with centrifugal pump body 14 bottoms and is connected.Be provided with a upwardly extending drain pipe 25 in centrifugal pump body 14 bottoms; Irritate at liquid storage between the drain pipe 25 of 20 air suction inlet 12 and centrifugal pump and be provided with Jet injector 4; The liquid mouth 24 of penetrating of Jet injector 4 extend in the drain pipe 25, and it is identical with liquid outlet 23 opening directions of drain pipe 25 to penetrate liquid mouth 24.In Jet injector 4, be provided with one-way valve 8.
Liquid storage is irritated 20 and is provided with liquid-feeding tube 11 and tap hole 22, and liquid-feeding tube 11 is provided with liquid feeding cap 10.Irritate on 20 at liquid storage and also to be provided with steam companions 21, steam companions 21 is used to prevent that liquid storage from irritating 20 and freezing water seal, has an accident.
During the work of combined efficient self-priming pump; The medium that relies on liquid storage to irritate 20 li drives Jet injector 4 work; The air from pump liquid outlet 23 of air suction inlet 12 parts is discharged, make air suction inlet 12 parts of liquid storage filling 20 form vacuum, medium is drunk up from liquid storage filling 20; After having arranged air, pump is just as the centrifugal pump proper functioning.Air in the self-priming process air suction port 12 of self-priming pump just can be discharged without impeller 19 all the time like this, has avoided internal-mixing self-priming pump air to discharge the cavitation phenomenon that produces through impeller.
When the utility model combined self-priming pump proper functioning, when reaching certain pressure, pour in down a chimney for fear of Jet injector 4 simultaneously, the one-way valve 8 that is provided with in the middle of the Jet injector 4 makes Jet injector 4 not pour in down a chimney, and can not influence the efficient of entire pump.
More than show and described basic principle, major character and the advantage of the utility model.The technician of the industry should understand; The utility model is not restricted to the described embodiments; The principle of describing in the foregoing description and the specification that the utility model just is described; Under the prerequisite that does not break away from the utility model spirit and scope, the utility model also has various changes and modifications, and these variations and improvement all fall in the utility model scope that requires protection.The utility model requires protection domain to be defined by appending claims and equivalent thereof.
Claims (8)
1. combined efficient self-priming pump; Comprise centrifugal pump and liquid container; Said liquid storage is irritated and is connected with centrifugal pump through indusion tube, it is characterized in that: said centrifugal pump bottom is provided with a upwardly extending drain pipe, between the drain pipe of the air suction inlet of liquid storage filling and centrifugal pump, is provided with Jet injector; The liquid mouth of penetrating of said Jet injector extend in the drain pipe, and it is identical with the liquid outlet opening direction of drain pipe to penetrate the liquid mouth.
2. a kind of combined efficient self-priming pump according to claim 1; It is characterized in that: said centrifugal pump comprises motor, coupling, the pump housing, rotatingshaft and impeller; In the pump housing, be provided with coupling, rotatingshaft and impeller, said motor is arranged on pump housing top, and said motor output shaft passes pump housing top and is connected with rotatingshaft through coupling; Bottom at rotatingshaft is equipped with impeller, and impeller is positioned at top, pump housing bottom.
3. a kind of combined efficient self-priming pump according to claim 2, it is characterized in that: the outside at rotatingshaft is equipped with bearing, in the outside of bearing bearing support is installed.
4. a kind of combined efficient self-priming pump according to claim 3 is characterized in that: between the rotatingshaft and the pump housing, be provided with the machine sealed cover, be provided with mechanical sealing element in the inboard of machine sealed cover.
5. a kind of combined efficient self-priming pump according to claim 4 is characterized in that: said liquid storage infusion pipe connects with the centrifugal pump body bottom and is connected.
6. a kind of combined efficient self-priming pump according to claim 5 is characterized in that: liquid storage is irritated and is provided with liquid-feeding tube and tap hole, and said liquid-feeding tube is provided with the liquid feeding cap.
7. a kind of combined efficient self-priming pump according to claim 6 is characterized in that: in Jet injector, be provided with one-way valve.
8. a kind of combined efficient self-priming pump according to claim 7 is characterized in that: liquid storage is irritated and is provided with steam companions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203253530U CN202209281U (en) | 2011-09-01 | 2011-09-01 | High-efficiency energy-saving combined type self-sucking pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203253530U CN202209281U (en) | 2011-09-01 | 2011-09-01 | High-efficiency energy-saving combined type self-sucking pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202209281U true CN202209281U (en) | 2012-05-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203253530U Withdrawn - After Issue CN202209281U (en) | 2011-09-01 | 2011-09-01 | High-efficiency energy-saving combined type self-sucking pump |
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| CN (1) | CN202209281U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102261337A (en) * | 2011-09-01 | 2011-11-30 | 江苏滔海机械制造有限公司 | High-efficiency and energy-saving combined self-sucking pump |
| CN103277315A (en) * | 2013-06-20 | 2013-09-04 | 长沙山水节能研究院有限公司 | Vacuumizing system and vacuumizing method |
| CN103883766A (en) * | 2014-03-11 | 2014-06-25 | 江苏大学 | Check valve for self-priming system |
| CN105298856A (en) * | 2015-11-16 | 2016-02-03 | 辽宁格瑞特泵业有限公司 | Self-suction type novel liquid sulfur pump |
| CN106089730A (en) * | 2016-06-15 | 2016-11-09 | 浙江耀鼎机电有限公司 | Horizontal self-sucking pump |
| CN107806420A (en) * | 2017-10-19 | 2018-03-16 | 项达章 | Autocontrol self-priming centrifugal pump peculiar to vessel |
-
2011
- 2011-09-01 CN CN2011203253530U patent/CN202209281U/en not_active Withdrawn - After Issue
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102261337A (en) * | 2011-09-01 | 2011-11-30 | 江苏滔海机械制造有限公司 | High-efficiency and energy-saving combined self-sucking pump |
| CN102261337B (en) * | 2011-09-01 | 2013-04-24 | 江苏滔海机械制造有限公司 | High-efficiency and energy-saving combined self-sucking pump |
| CN103277315A (en) * | 2013-06-20 | 2013-09-04 | 长沙山水节能研究院有限公司 | Vacuumizing system and vacuumizing method |
| CN103277315B (en) * | 2013-06-20 | 2015-10-21 | 长沙山水节能研究院有限公司 | Pumped vacuum systems and vacuum pumping method |
| CN103883766A (en) * | 2014-03-11 | 2014-06-25 | 江苏大学 | Check valve for self-priming system |
| CN103883766B (en) * | 2014-03-11 | 2017-01-18 | 江苏大学 | Check valve for self-priming system |
| CN105298856A (en) * | 2015-11-16 | 2016-02-03 | 辽宁格瑞特泵业有限公司 | Self-suction type novel liquid sulfur pump |
| CN106089730A (en) * | 2016-06-15 | 2016-11-09 | 浙江耀鼎机电有限公司 | Horizontal self-sucking pump |
| CN107806420A (en) * | 2017-10-19 | 2018-03-16 | 项达章 | Autocontrol self-priming centrifugal pump peculiar to vessel |
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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: 20120502 Effective date of abandoning: 20130424 |
|
| RGAV | Abandon patent right to avoid regrant |