CN201228670Y - Vertical single-stage marine centrifugal pump - Google Patents

Vertical single-stage marine centrifugal pump Download PDF

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Publication number
CN201228670Y
CN201228670Y CNU2008200408311U CN200820040831U CN201228670Y CN 201228670 Y CN201228670 Y CN 201228670Y CN U2008200408311 U CNU2008200408311 U CN U2008200408311U CN 200820040831 U CN200820040831 U CN 200820040831U CN 201228670 Y CN201228670 Y CN 201228670Y
Authority
CN
China
Prior art keywords
pump
vertical
motor
shaft
rotor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CNU2008200408311U
Other languages
Chinese (zh)
Inventor
何国忠
程绪彪
李正友
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
WUHU YANGZI PUMPING Co Ltd
Original Assignee
WUHU YANGZI PUMPING Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by WUHU YANGZI PUMPING Co Ltd filed Critical WUHU YANGZI PUMPING Co Ltd
Priority to CNU2008200408311U priority Critical patent/CN201228670Y/en
Application granted granted Critical
Publication of CN201228670Y publication Critical patent/CN201228670Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses a vertical single-stage marine centrifugal pump comprising a pump body, a motor and a motor stand, wherein the pump body and the pump is connected via the motor stand, and the motor stand is symmetrically structured. The pump body comprises a pump body, a rotator component and the like, and the motor stand is axially arranged correspondingly to the rotator component into a symmetrical structure. The utility model can effectively overcomes the technical problems that the vertical single-stage centrifugal pump in the prior art can not rapidly draw the rotator component out for repairing and replacing damaged components, and brings inconvenience for maintenance and the like, further, the utility model has high practical property, is compact in pump structural design and stable in running state when working, features in characteristics of a pipeline pump, further has the advantages of small floor area, convenient maintenance, high efficiency, long service life and the like.

Description

A kind of vertical single stage marine centrifugal pump
Technical field
The utility model belongs to mechanical water supply and sewage equipment, specifically, relates to a kind of vertical single stage marine centrifugal pump.
Background technique
At present, the vertical single stage marine centrifugal pump is applicable to that industrial and mineral enterprises and institutions such as boats and ships, building, fire-fighting, chemical industry, pharmacy, environmental protection use Applicable scope and of many uses for, draining; Can provide the pump of unlike material according to the liquid difference of user's request or fed sheet of a media.
In the prior art, the vertical single stage marine centrifugal pump generally includes the pump housing, motor, connection support and driving mechanism and forms, the described pump housing links to each other by being connected support with motor, carry out transmission of power by driving mechanism, because the support Design of pump of the prior art and motor joint is unreasonable, cause at the vertical single stage marine centrifugal pump in the little scope in cabin specific environment and space, quick-detach keeps in repair vertical single stage marine pump of the prior art soon, extraction pump rotor part in the pump housing overhauls, changes technological deficiencies such as easily damaged parts fast; Change parts such as pump rotor if desired, need dismounting motor and pump line road, increased maintainer's labor intensity, be inconvenient to keep in repair; Centrifugal pump of the prior art has shortcomings such as utilization efficiency is low, the occupation of land space is big simultaneously.
The model utility content
Technical problem to be solved in the utility model is, vertical single stage marine centrifugal pump of the prior art can not be extracted rotor part fast out and overhaul and change easily worn part, technical problem such as is inconvenient to keep in repair, and a kind of vertical single stage marine centrifugal pump is provided.
Technical conceive of the present utility model is, vertical single stage marine centrifugal pump of the prior art is transformed, the pump housing is become dissymmetrical structure with the support Design of motor joint, make the pump rotor parts behind pump intermediate shaft coupling and pump cover and pump housing connecting bolt under the dismounting, fast extraction pump rotor part in the pump housing.
Technological scheme provided by the utility model is, a kind of vertical single stage marine centrifugal pump comprises the pump housing, motor and the electric machine support that connects the pump housing and motor, and described electric machine support is arranged to dissymmetrical structure.The described pump housing comprises compositions such as pump cover, rotor part, and described electric machine support becomes axial distribution to become dissymmetrical structure with respect to described rotor part.
Adopt technological scheme provided by the utility model, can effectively overcome vertical single stage marine centrifugal pump of the prior art can not extract rotor part fast out and overhaul and change easily worn part, technical problem such as be inconvenient to keep in repair, has stronger practicability, the compact structure of pump design, during work operation conditions steadily, have the characteristics and an advantage of pipeline mounted pump; Floor space is little, easy to maintenance, and advantage such as efficient height, long service life; Poured in the pump work forward direction pump housing and quantitatively drawn liquid and get final product, the priming pump group gets final product work; Be to dispose optimal selection in the pipe-line system.
Description of drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is the side view of Fig. 1;
Fig. 3 is the utility model intermediate shaft coupling structural representation;
Fig. 4 is the utility model rotor part structural representation;
Wherein, the 1. pump housing, 2. impeller, 3. pump cover, 4. mechanical seal, 5. rotor part, 6. motor, 7. motor coupler, 8. intermediate shaft coupling, 9. electric machine support, 10. bearing body part.
Embodiment
As shown in Figure 1, a kind of vertical single stage marine centrifugal pump that the utility model provides comprises the pump housing 1, motor 6 and the electric machine support 9 that connects the pump housing 1 and motor 6, and described electric machine support 9 is arranged to dissymmetrical structure; The described pump housing 1 comprises compositions such as pump cover 3, rotor part 5, and described electric machine support 9 becomes dissymmetrical structure with respect to 5 one-tenth axial distribution of described rotor part; Described electric machine support 9 and the described pump housing 1 are connected by bolt, and described rotor part 5 is assembled in the bottom of the described pump housing 1 inside; Described rotor part 5 comprises pump shaft, bearing body part 10, mechanical seal 4, impeller 2 etc., successively bearing body part 10, pump cover 3 are contained on the pump shaft by the bolt connection, and then load onto mechanical seal 4, and by the key connection impeller 2 being contained on the pump shaft, the end compresses with cap nut; Be provided with intermediate shaft coupling 8 and the motor coupler 7 that is connected successively between described pump shaft and described motor 6 rotating shafts, and by described intermediate shaft coupling 8 and motor coupler 7 transferring power; Intermediate shaft coupling 8 is arranged in described pump shaft upper end, and motor coupler 7 is arranged in described intermediate shaft coupling 8 upper ends, and described motor coupler 7 links to each other with motor 6 rotating shafts.
A kind of vertical single stage marine centrifugal pump provided by the utility model, its concrete assembly process is as follows:
At first, electric machine support 9 usefulness bolts are connected on the pump housing 1, again assemble rotor parts 5 assemblies; Successively bearing body part 10, pump cover 3 are contained on the pump shaft, connect with bolt; Load onto mechanical seal 4, impeller 2 is contained on the pump shaft with key connects, the end with cap nut compress, 5 dresses of rotor part finish; Rotor part 5 is put into the pump housing 1, and pump cover 3 places connect with bolt; Axle upper end dress intermediate shaft coupling 8 connects with bolt; Motor coupler 7 is installed on the motor 6 connects with key; Motor 6 is placed on the electric machine support 9 uses bolt; Motor coupler 7 is connected with intermediate shaft coupling 8 usefulness bolts;
The pump prestart pours in pump and draws liquid, behind the normal starting, impeller 2 sucks the liquid in the pump housing 1 and the air of suction line together, and mixes fully in impeller 2, under action of centrifugal force, liquid entrainment the gas pump housing 1 of dishing out, because flow velocity reduces suddenly, lighter gas is separated earlier from discharge opening, in the liquid return pump, go round and begin again, finally under impeller 2 effects of atmospheric pressure and high speed rotating, liquid enters pipeline and is discharged by outlet.Along with this process is carried out again and again, the air in the suction line constantly reduces, up to exhaustion gas, pump proper functioning.
A kind of vertical single stage marine centrifugal pump provided by the utility model is attached to application on the single-stage marine pump with detachable type:
In the design of pump, manufacture process, at user and market demand to the marine vertical pump, make pump outside the advantage little with the pipeline mounted pump floor space, can be easy to maintenance in the little scope in cabin specific environment and space, under the prerequisite of not falling end pump work performance, my designer of unit is according to domestic and international water pump, particularly relevant advanced technology and the scientific and technological data of marine pump design; Absorbed pipeline mounted pump advantage, update, independent redesign is fit to the vertical marine pump of detachable type of new generation of fast quick-detach maintenance in the cabin; Pump is become dissymmetrical structure with the support Design of motor 6 joints, make pump rotor parts 5 behind pump intermediate shaft coupling 8 (8) under the dismounting and (3) pump cover 3 and (1) pump housing 1 connecting bolt, extraction pump rotor part 5 in the pump housing 1 fast, easily damaged parts is changed in maintenance, need not dismantle motor 6 and pump line road, reduce maintainer's labor intensity; This pump structure is simple, easy to maintenance, stable performance, efficient height, be energy-efficient new product; The vertical detachable type single stage centrifugal pump of the CIHG type of trial-produceing successfully, every technical performance parameter has all reached technical standard, has passed through national professional institution and has detected, and has obtained CCS CCS ship inspection authentication; Technological scheme provided by the utility model is specially adapted to be installed in the little and pipe connection system in space, is the irreplaceable product of other horizontal pump.Can be according to user's demand or fed sheet of a media and liquid different, the pump of unlike material is provided.

Claims (6)

1, a kind of vertical single stage marine centrifugal pump comprises the pump housing (1), motor (6) and the electric machine support (9) that connects the pump housing (1) and motor (6), it is characterized in that described electric machine support (9) is arranged to dissymmetrical structure.
2, a kind of vertical single stage marine centrifugal pump according to claim 1, it is characterized in that, the described pump housing (1) comprises pump cover (3), rotor part compositions such as (5), and described electric machine support (9) becomes axial distribution to become dissymmetrical structure with respect to described rotor part (5).
3, a kind of vertical single stage marine centrifugal pump according to claim 1 and 2 is characterized in that, described electric machine support (9) is connected by bolt with the described pump housing (1), and described rotor part (5) is assembled in the inner bottom of the described pump housing (1).
4, a kind of vertical single stage marine centrifugal pump according to claim 3, it is characterized in that, described rotor part (5) comprises pump shaft, bearing body part (10), mechanical seal (4), impeller (2) etc., successively bearing body part (10), pump cover (3) are contained on the pump shaft by the bolt connection, and then load onto mechanical seal (4), by the key connection impeller (2) is contained on the pump shaft, the end compresses with cap nut.
5, a kind of vertical single stage marine centrifugal pump according to claim 4, it is characterized in that, be provided with intermediate shaft coupling (8) and the motor coupler (7) that is connected successively between described pump shaft and described motor (6) rotating shaft, and by described intermediate shaft coupling (8) and motor coupler (7) transferring power.
6, a kind of vertical single stage marine centrifugal pump according to claim 5, it is characterized in that, intermediate shaft coupling (8) is arranged in described pump shaft upper end, and motor coupler (7) is arranged in described intermediate shaft coupling (8) upper end, and described motor coupler (7) links to each other with motor (6) rotating shaft.
CNU2008200408311U 2008-07-14 2008-07-14 Vertical single-stage marine centrifugal pump Expired - Fee Related CN201228670Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2008200408311U CN201228670Y (en) 2008-07-14 2008-07-14 Vertical single-stage marine centrifugal pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2008200408311U CN201228670Y (en) 2008-07-14 2008-07-14 Vertical single-stage marine centrifugal pump

Publications (1)

Publication Number Publication Date
CN201228670Y true CN201228670Y (en) 2009-04-29

Family

ID=40633621

Family Applications (1)

Application Number Title Priority Date Filing Date
CNU2008200408311U Expired - Fee Related CN201228670Y (en) 2008-07-14 2008-07-14 Vertical single-stage marine centrifugal pump

Country Status (1)

Country Link
CN (1) CN201228670Y (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103671129A (en) * 2013-12-24 2014-03-26 芜湖长江泵业有限公司 Vertical marine self-priming pump
CN111852892A (en) * 2020-07-29 2020-10-30 赣州市闻誉科技有限公司 Middle booster-type fire pump

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103671129A (en) * 2013-12-24 2014-03-26 芜湖长江泵业有限公司 Vertical marine self-priming pump
CN111852892A (en) * 2020-07-29 2020-10-30 赣州市闻誉科技有限公司 Middle booster-type fire pump

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Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20090429

Termination date: 20110714

C17 Cessation of patent right