CN201228672Y - Single-stage marine self-sucking non-plugging dredge pump - Google Patents
Single-stage marine self-sucking non-plugging dredge pump Download PDFInfo
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- CN201228672Y CN201228672Y CNU2008200408294U CN200820040829U CN201228672Y CN 201228672 Y CN201228672 Y CN 201228672Y CN U2008200408294 U CNU2008200408294 U CN U2008200408294U CN 200820040829 U CN200820040829 U CN 200820040829U CN 201228672 Y CN201228672 Y CN 201228672Y
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- pump
- self
- priming
- impeller
- vessel
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Abstract
The utility model discloses a single-stage marine self-priming non-block sewage pump comprising a pump body, a pump cover, an impeller, a pump shaft, a motor and the like, one end of the pump shaft is connected with the impeller while the other end is connected with the motor via a coupler, the pump body comprises a water inlet short pipe and a water outlet short pipe, a vapor-soiling fluid separation pipe is arranged at a position closed to the water outlet short pipe in the pump body, and a check valve is arranged at a position closed to the water inlet short pipe in the pump body. The utility model can effectively control separation of fluid and dirt, and can effectively control the technical problems that high-pressure water seal of the large flux and high head pumps is not easy to leak and the like, and simultaneously, the single-stage marine self-priming non-block sewage pump has high self-priming function, simple structural design, stable operation in work, convenient maintenance, high efficiency, long service life and the like.
Description
Technical field
The utility model belongs to machinery confession, drainage equipment, specifically, relates to a kind of single-stage self-priming no-blocking pollution discharging pump peculiar to vessel.
Background technique
At present, single-stage self-priming no-blocking pollution discharging pump peculiar to vessel is applicable to chemical mediums such as boats and ships, municipal blowdown, building, fire-fighting, chemical industry, pharmacy, environmental protection, fiber, papermaking, slurry and mix suspending, be that industrial and mineral enterprises and institutions supply, the most suitable product of draining, Applicable scope and of many uses; Can provide the pump of unlike material according to user's the demand or the liquid difference of fed sheet of a media.
In the prior art, self-priming pump is subjected to the influence of factors such as working environment, usually make self-priming pump have the pollution discharge pump performance, in design process to existing self-priming pump blowdown performance, usually run into self-priming pump at the time need reflux partially liq and can not have foreign material to stop up technical problems such as return port of work, simultaneously, because design is unreasonable, cause technical problems such as big flow in the horizontal single-stage self-priming centrifugal pump, the easy leakage of high-head pump high pressure water sealing, cause the self-priming pump performance characteristics that flow loss is big when work, lift is on the low side.
The model utility content
The utility model provides a kind of single-stage of the prior art self-priming pollution discharge pump peculiar to vessel that makes can effectively control separating of liquid and dirt for solving the problems of the technologies described above, effectively the big flow of control, the sealing of high-head pump high pressure water are not easy to leak a kind of single-stage that flow loss is less during work, lift is high self-priming no-blocking pollution discharging pump peculiar to vessel.
Technical conceive of the present utility model is, the single-stage of prior art self-priming no-blocking pollution discharging pump peculiar to vessel is improved, develop the non blocking type impeller, design has vapour, soiling solution segregating unit in big flow, high-lift peculiar to vessel horizontal self-suction sewage pump, and adopt member such as mechanical seal, efficiently solve problems of the prior art.
Technological scheme provided by the utility model is, a kind of single-stage self-priming no-blocking pollution discharging pump peculiar to vessel, comprise into compositions such as the pump housing, pump cover, impeller, pump shaft and motor, described pump shaft one end is connected with described impeller, the other end links to each other with described motor by coupling, the described pump housing comprises into water short tube and water outlet short tube, and the position near the water outlet short tube in the pump housing is provided with vapour-soiling solution separator tube, and the position near the water inlet short tube in the pump housing is provided with safety check.
Adopt technological scheme provided by the utility model, can effectively control separating of liquid and dirt, effectively the big flow of control, the sealing of high-head pump high pressure water are not easy technical problems such as leakage, while a kind of single-stage provided by the utility model self-priming no-blocking pollution discharging pump peculiar to vessel, has stronger self-absorption function, the structure of pump design is simple and direct, operates steadily during work, easy to maintenance, advantages such as efficient is high, long service life; Only need to inject in the pump housing before pump work and quantitatively draw liquid and get final product, (later priming pump needn't reinject and draw liquid) so simplified pipe-line system improved working condition again.
Description of drawings
Fig. 1 is the utility model structural representation;
Wherein, 1. water inlet short tube, 2. safety check, 3 impellers, 4. pump shaft, 5. water outlet short tube, 6. vapour-soiling solution separator tube, the 7. pump housing, 8. pump cover, 9 mechanical seals, 10 bearing body parts, 11. coupling, 12. motors, 13. bases.
Embodiment
Technological scheme provided by the utility model is, a kind of single-stage self-priming no-blocking pollution discharging pump peculiar to vessel, comprise into compositions such as the pump housing 7, pump cover 8, impeller 3, pump shaft 4 and motor 12, described pump shaft 4 one ends are connected with described impeller 3, the other end links to each other with described motor 12 by coupling 11, the described pump housing 7 comprises into water short tube 1 and water outlet short tube 5, and the position near water outlet short tube 5 in the pump housing 7 is provided with vapour-soiling solution separator tube 6, and the position near water inlet short tube 1 in the pump housing 7 is provided with safety check 2; The axial direction of described vapour-soiling solution separator tube 6 is consistent with the axial direction of described water outlet short tube 5; Water (flow) direction in described vapour-soiling solution separator tube 6 is consistent with the water (flow) direction of the described pump housing 7 inside; Described pump shaft 4 is provided with mechanical seal 9 at the end near described impeller 3, and described mechanical seal 9 is sleeved on the described pump shaft 4; Described coupling 11 is a claw coupling 11.The described pump housing 7 and motor 12 etc. are installed on the base 13.
Pump provided by the utility model adopts the pump housing 7 structures that axially suck back the liquid external mixture type, and it is specific as follows that it installs annexation:
Vapour-soiling solution separator tube 6 is installed in the pump housing 7, again safety check 2 water inlet short tubes 1, water outlet short tube 5 usefulness bolts is connected on the pump housing 7; Axle (rotor) component assembly (pump shaft 4, bearing) is installed in bearing body part 10 bearing chambers, two end part are installed gland and are tightened with bolt, on axle (rotor) parts pump shaft 4, load onto pump cover 8 mechanical seals 9, install impeller 3 usefulness keys connection end and tighten with cap nut; The rotor that assembles is installed on the pump housing 7 with bearing body part 10 is connected with bolt, claw coupling 11 parts are installed, pump assembly is installed on the base 13 at axle head, the pump pin connects with bolt, and motor 12 is installed at last;
Behind the pump normal starting, impeller 3 sucks the liquid in the pump housing 7 suction chambers and the air of suction line together, and in impeller 3, mix fully, under action of centrifugal force, liquid entrainment gas and is entered gas-liquid separation chamber, because flow velocity reduces suddenly, lighter gas is separated from mix gas-liquid, gas is discharged by discharge opening, liquid after the degassing is got back to liquid storage room, and enters impeller 3 again by return port, mixes once more with the gas-liquid that impeller 3 sucks from suction line, under impeller 3 effects of high speed rotating, gas-liquid flows to outer rim again.Along with this process is carried out again and again, the air in the suction line is constantly reduced, up to exhaustion gas, finish the self-priming process, the pump proper functioning.
The application of non blocking type structure provided by the utility model on the self-priming pollution discharge pump
Have in the design process of pollution discharge pump performance at self-priming pump, at self-priming pump at the time need reflux partially liq and can not have foreign material to stop up return port of work, make pump have the blowdown pump characteristics, partly adopted external dynamical sewage pump to touch type to pump waterpower, optimal design, develop non blocking type impeller 3, at big flow, design has vapour-soiling solution segregating unit in the high-lift peculiar to vessel horizontal self-suction sewage pump, effectively controlled separating of liquid and dirt, in inlet safety check 2 is installed, making has sufficient liquid in the suction chamber, thereby has guaranteed the self-priming performance of water pump, makes self-priming pump Applicable scope have the breakthrough of matter;
Technological scheme provided by the utility model has absorbed the advantage of self-priming pump, digestion, absorb, innovation; Design has vapour-soiling solution segregating unit in the pump housing 7 chambeies, utilize impeller 3 equilibrirm water pressure, the machine envelope is carried out also regulating flexible automatically from flushing, implementation machine envelope does not have leakage and is applied in the application in practice of sewage self-priming pump, and solved the relevant professional technique that the high-lift high pressure water sealing of single-stage self-priming pump is leaked easily, successfully apply to newly-designed CZW type ship with in the self-priming no-blocking pollution discharging pump project, efficiently solve the user sewage pump is had the demand of self-absorption function, make it have advanced international level; Vibrations that produce during the pump running and noise meet pump class design national technical standard.Every technical performance parameter has all reached technical requirements, has passed through professional detection, has obtained CCS ship inspection authentication; Product adaptation the demand in market.Technological scheme provided by the utility model can play the purpose of energy-conservation, consumption reduction, environmental protection, can create bigger society and economic benefit.
Claims (5)
1, a kind of single-stage self-priming no-blocking pollution discharging pump peculiar to vessel, comprise the into pump housing (7), pump cover (8), impeller (3), pump shaft (4) and motor compositions such as (12), described pump shaft (4) one ends are connected with described impeller (3), the other end links to each other with described motor (12) by coupling (11), the described pump housing (7) comprises into water short tube (1) and water outlet short tube (5), it is characterized in that, position near water outlet short tube (5) in the pump housing (7) is provided with vapour-soiling solution separator tube (6), and the position near water inlet short tube (1) in the pump housing (7) is provided with safety check (2).
2, a kind of single-stage according to claim 1 self-priming no-blocking pollution discharging pump peculiar to vessel is characterized in that, the axial direction of described vapour-soiling solution separator tube (6) is consistent with the axial direction of described water outlet short tube (5).
3, a kind of single-stage according to claim 1 self-priming no-blocking pollution discharging pump peculiar to vessel is characterized in that, the water (flow) direction in described vapour-soiling solution separator tube (6) is consistent with the water (flow) direction of the described pump housing (7) inside;
4, according to any described a kind of single-stage self-priming no-blocking pollution discharging pump peculiar to vessel of claim 1-3, it is characterized in that, described pump shaft (4) is provided with mechanical seal (9) at the end near described impeller (3), and described mechanical seal (9) is sleeved on the described pump shaft (4).
5, a kind of single-stage according to claim 4 self-priming no-blocking pollution discharging pump peculiar to vessel is characterized in that, described coupling (11) is claw coupling (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200408294U CN201228672Y (en) | 2008-07-14 | 2008-07-14 | Single-stage marine self-sucking non-plugging dredge pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200408294U CN201228672Y (en) | 2008-07-14 | 2008-07-14 | Single-stage marine self-sucking non-plugging dredge pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201228672Y true CN201228672Y (en) | 2009-04-29 |
Family
ID=40633623
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200408294U Expired - Fee Related CN201228672Y (en) | 2008-07-14 | 2008-07-14 | Single-stage marine self-sucking non-plugging dredge pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201228672Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102734177A (en) * | 2012-06-08 | 2012-10-17 | 李冬庆 | Direct-connection self-sucking pump |
| CN104929948A (en) * | 2015-07-07 | 2015-09-23 | 芜湖环球汽车配件有限公司 | Outer-mixing type self sucking pump |
| CN110242581A (en) * | 2019-07-04 | 2019-09-17 | 安徽莱恩电泵有限公司 | Self priming pump a kind of easy to disassemble and that work efficiency is high |
-
2008
- 2008-07-14 CN CNU2008200408294U patent/CN201228672Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102734177A (en) * | 2012-06-08 | 2012-10-17 | 李冬庆 | Direct-connection self-sucking pump |
| CN104929948A (en) * | 2015-07-07 | 2015-09-23 | 芜湖环球汽车配件有限公司 | Outer-mixing type self sucking pump |
| CN110242581A (en) * | 2019-07-04 | 2019-09-17 | 安徽莱恩电泵有限公司 | Self priming pump a kind of easy to disassemble and that work efficiency is high |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090429 Termination date: 20110714 |