CN106762703A - A kind of upright type liquid discharge centrifugal pump - Google Patents

A kind of upright type liquid discharge centrifugal pump Download PDF

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Publication number
CN106762703A
CN106762703A CN201611245674.3A CN201611245674A CN106762703A CN 106762703 A CN106762703 A CN 106762703A CN 201611245674 A CN201611245674 A CN 201611245674A CN 106762703 A CN106762703 A CN 106762703A
Authority
CN
China
Prior art keywords
pump
shaft
impeller
support
fixedly connected
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.)
Pending
Application number
CN201611245674.3A
Other languages
Chinese (zh)
Inventor
丛小青
赵立国
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.)
Zhenjiang Futaike Fluid Technology Co Ltd
Original Assignee
Zhenjiang Futaike Fluid Technology 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 Zhenjiang Futaike Fluid Technology Co Ltd filed Critical Zhenjiang Futaike Fluid Technology Co Ltd
Priority to CN201611245674.3A priority Critical patent/CN106762703A/en
Publication of CN106762703A publication Critical patent/CN106762703A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D13/00Pumping installations or systems
    • F04D13/02Units comprising pumps and their driving means
    • F04D13/06Units comprising pumps and their driving means the pump being electrically driven
    • F04D13/08Units comprising pumps and their driving means the pump being electrically driven for submerged use
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/04Shafts or bearings, or assemblies thereof
    • F04D29/043Shafts
    • F04D29/044Arrangements for joining or assembling shafts
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/08Sealings
    • F04D29/086Sealings especially adapted for liquid pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/08Sealings
    • F04D29/10Shaft sealings
    • F04D29/106Shaft sealings especially adapted for liquid pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/70Suction grids; Strainers; Dust separation; Cleaning
    • F04D29/708Suction grids; Strainers; Dust separation; Cleaning specially for liquid pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

The invention discloses a kind of upright type liquid discharge centrifugal pump,Motor is fixed on electric machine support by screw,The output shaft of motor is fixedly connected with upper pump shaft by first shaft coupling,Bearing is sequentially provided with upper pump shaft,Mechanical seal,Second shaft coupling,Packing seal,Second packing seal,Impeller,Impeller lower end is provided with suction casing,Impeller right-hand member is provided with Spit Section,Flushing pipe and packing seal,Second packing seal,Discharge pipeline is connected,Discharge pipeline is connected with Spit Section,With lower pump shaft be fixedly connected upper pump shaft by second shaft coupling by the present invention,Pump shaft length is 2 times of common pump shaft,Can be used for the deeper liquid conveying in position,The scope of application is wider,It is additionally provided with flushing pipe,To packing seal,The pump housing is rinsed,So that pump body is not easily blocked,Increased the reliability of the pump housing,The present invention is used for petrochemical industry,Sewage disposal,Desalinization,The field such as electric power and Ferrous Metallurgy.

Description

A kind of upright type liquid discharge centrifugal pump
Technical field
The present invention relates to pump technical field is centrifuged, specifically, more particularly to a kind of upright type liquid discharge centrifugal pump.
Background technology
Vertical submerged pump is a kind of vertical centrifugal pump, pump is arranged on container entirely through base plate when using, under liquid The working portion of pump is stretched into liquid, and motor and bearing pass through centrifugal force by the liquid in container more than liquid level, in the course of work Body is drawn upwardly out.Submerged pump is made different size according to the difference for stretching into container length, and it is widely used in chemical industry, petrochemical industry, smelting In the industries such as refining, dyestuff, agricultural chemicals, pharmacy, rare earth, chemical fertilizer.Small with area, easy to maintenance using reliability, decay resistance is strong The features such as.But often containing more impurity in conveying liquid, impurity easily causes blocking and wearing and tearing for common submerged pump, increases Maintenance cost, shortens the service life of submerged pump.
The content of the invention
For above-mentioned deficiency of the prior art, the invention discloses a kind of upright type liquid discharge centrifugal pump, it is adaptable to convey liquid Operating mode more than body impurity.
The technical solution adopted for the present invention to solve the technical problems is:A kind of upright type liquid discharge centrifugal pump, motor passes through spiral shell Nail is fixed on electric machine support, and the output shaft of motor is fixedly connected with upper pump shaft by first shaft coupling, the first shaft coupling Including the first sleeve, second sleeve, first set jacket casing is connected on the output shaft of motor, and second sleeve is socketed on the end of pump shaft Portion, the first sleeve is fixedly connected with second sleeve, and electric machine support, link, first support are fixed by screw, link inner side It is fixedly connected with upper pump shaft, bearing seat is fixed in link inner side, bearing gland, bearing block, link by screw, bearing Inner ring is fixed on pump shaft by round nut, and bearing gland inwall is provided with circle shape groove, the inwall of bearing gland and upper pump shaft Gap coordinates, and bearing gland is provided with oil inlet, and mechanical seal sleeve is socketed on pump shaft, mechanical sealing base and mechanical seal It is mechanical seal that gland is surrounded in cavity, cavity, and mechanical sealing base is provided with oil inlet, and first support is fixed on bottom by screw On plate, second support is fixed in first support by screw, and second shaft coupling, upper pump shaft and lower pump are provided with inside second support Axle is fixedly connected by second shaft coupling, and second support is fixedly connected with the 3rd support by screw bolt and nut, second support with 3rd support junction is provided with packing seal, and follower is fixedly connected with filler seat, and follower surrounds cavity, filler with filler seat Sealing is located in cavity, and packing seal inner side is packing sleeve, and packing sleeve is socketed on lower pump shaft, and filler seat is internal to be provided with the One pipeline, the first pipeline is connected with flushing pipe, and the 3rd support is fixedly connected with pump cover by screw, and pump cover inner side is provided with the Two packing seals, pump cover is provided with second pipe, and second pipe one end is connected with the second packing seal, the other end and flushing pipe Connection, pump cover is fixedly connected with the pump housing by screw, and suction casing, impeller cavity, Spit Section are provided with the pump housing, is set in the impeller cavity There is impeller, impeller is fixed on lower pump shaft by impeller nut, pump housing inwall is provided with choma, choma coordinates with impeller clearance, leaf Wheel lower end is suction casing, and impeller right side is provided with Spit Section, and Spit Section is fixed with discharge pipeline by ring flange, Spit Section, suction Section, impeller cavity, discharge pipeline are connected, and flushing pipe is connected with discharge pipeline, and the upper end of discharge pipeline is connected on base plate.
The suction casing outside is provided with filter mantle.
One group of angular contact ball is provided with the bearing.
The present invention has beneficial effect, and pump shaft of the present invention is more long, can be used for the deeper liquid conveying in position, and the scope of application is more Extensively, flushing pipe is additionally provided with, packing seal, the pump housing is rinsed so that pump body is not easily blocked, increased the pump housing can By property, the present invention is used for the fields such as petrochemical industry, sewage disposal, desalinization, electric power and Ferrous Metallurgy.
Brief description of the drawings
Fig. 1 is structural representation of the invention;
Fig. 2 is enlarged drawing at A in Fig. 1;
Fig. 3 is enlarged drawing at B in Fig. 1;
Fig. 4 is enlarged drawing at C in Fig. 1;
In figure:1- motors, 2- first shaft couplings, 3- electric machine supports, 4- bearing glands, 5- bearing blocks, 6- first supports, 7- Round nut, 8- bearings, 9- mechanical seals, 10- second shaft couplings, 11- second pipes, the packing seals of 12- second, 13- pump covers, 14- impellers, the 15- pump housings, 16- suction casings, 17- Spit Sections, 18- discharge pipelines, 19- flushing pipes, 20- base plates, 21- fillers are close Envelope, 22- filter mantles, the sleeves of 23- first, 24- second sleeves, 25- links, 26- second supports, the supports of 27- the 3rd, 28- is filled out Material gland, 29- fillers seat, 30- packing sleeves, 31- mechanical seal sleeves, 32- mechanical sealing bases, 33- mechanical seal covers, The pipelines of 34- first, the upper pump shafts of 35-, pump shaft under 36-.
Specific embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These accompanying drawings are simplified schematic diagram, only with Illustration illustrates basic structure of the invention, therefore it only shows the composition relevant with the present invention.
As illustrated, a kind of upright type liquid discharge centrifugal pump, motor is fixed on electric machine support by screw, the output shaft of motor It is fixedly connected by first shaft coupling with upper pump shaft, the first shaft coupling includes the first sleeve, second sleeve, first set jacket casing It is connected on the output shaft of motor, second sleeve is socketed on the end of pump shaft, the first sleeve is fixedly connected with second sleeve, motor Support, link, first support are fixed by screw, and link inner side is fixedly connected with upper pump shaft, and bearing seat is in link Inner side, bearing gland, bearing block, link are fixed by screw, and bearing inner race is fixed on pump shaft by round nut, bearing pressure Lid inwall is provided with circle shape groove, and the inwall of bearing gland coordinates with upper pump shaft gap, and bearing gland is provided with oil inlet, machinery Sealing axle sleeve is socketed on pump shaft, and it is mechanical seal, machinery that mechanical sealing base is surrounded in cavity, cavity with mechanical seal cover Seal receptacle is provided with oil inlet, and first support is fixed on base plate by screw, and second support is fixed on first by screw On frame, second shaft coupling is provided with inside second support, upper pump shaft is fixedly connected with lower pump shaft by second shaft coupling, second support It is fixedly connected by screw bolt and nut with the 3rd support, second support is provided with packing seal with the 3rd support junction, follower It is fixedly connected with filler seat, follower surrounds cavity with filler seat, packing seal is located in cavity, packing seal inner side is filler Axle sleeve, packing sleeve is socketed on lower pump shaft, and filler seat is internal to be provided with the first pipeline, and the first pipeline is connected with flushing pipe, 3rd support is fixedly connected with pump cover by screw, and pump cover inner side is provided with the second packing seal, and pump cover is provided with second pipe, the Two pipeline one end are connected with the second packing seal, and the other end is connected with flushing pipe, and pump cover is fixedly connected with the pump housing by screw, Suction casing, impeller cavity, Spit Section are provided with the pump housing, impeller are provided with the impeller cavity, under impeller is fixed on by impeller nut On pump shaft, pump housing inwall is provided with choma, and choma coordinates with impeller clearance, and impeller lower end is suction casing, and impeller right side is provided with discharge Section, Spit Section is fixed with discharge pipeline by ring flange, and Spit Section, suction casing, impeller cavity, discharge pipeline are connected, flush pipe Road is connected with discharge pipeline, and the upper end of discharge pipeline is connected on base plate.
The suction casing outside is provided with filter mantle.
One group of angular contact ball is provided with the bearing.
The preferred embodiment for the present invention is explained in detail above in conjunction with accompanying drawing, but the invention is not restricted to above-mentioned implementation Mode, in the ken that those of ordinary skill in the art possess, can also be on the premise of present inventive concept not be departed from Make a variety of changes.
Not departing from the spirit and scope of the present invention can make many other changes and remodeling.It should be appreciated that the present invention is not It is limited to specific implementation method, the scope of the present invention is defined by the following claims.

Claims (3)

1. a kind of upright type liquid discharge centrifugal pump, it is characterised in that motor is fixed on electric machine support by screw, the output shaft of motor It is fixedly connected by first shaft coupling with upper pump shaft, the first shaft coupling includes the first sleeve, second sleeve, first set jacket casing It is connected on the output shaft of motor, second sleeve is socketed on the end of pump shaft, the first sleeve is fixedly connected with second sleeve, motor Support, link, first support are fixed by screw, and link inner side is fixedly connected with upper pump shaft, and bearing seat is in link Inner side, bearing gland, bearing block, link are fixed by screw, and bearing inner race is fixed on pump shaft by round nut, bearing pressure Lid inwall is provided with circle shape groove, and the inwall of bearing gland coordinates with upper pump shaft gap, and bearing gland is provided with oil inlet, machinery Sealing axle sleeve is socketed on pump shaft, and it is mechanical seal, machinery that mechanical sealing base is surrounded in cavity, cavity with mechanical seal cover Seal receptacle is provided with oil inlet, and first support is fixed on base plate by screw, and second support is fixed on first by screw On frame, second shaft coupling is provided with inside second support, upper pump shaft is fixedly connected with lower pump shaft by second shaft coupling, second support It is fixedly connected by screw bolt and nut with the 3rd support, second support is provided with packing seal with the 3rd support junction, follower It is fixedly connected with filler seat, follower surrounds cavity with filler seat, packing seal is located in cavity, packing seal inner side is filler Axle sleeve, packing sleeve is socketed on lower pump shaft, and filler seat is internal to be provided with the first pipeline, and the first pipeline is connected with flushing pipe, 3rd support is fixedly connected with pump cover by screw, and pump cover inner side is provided with the second packing seal, and pump cover is provided with second pipe, the Two pipeline one end are connected with the second packing seal, and the other end is connected with flushing pipe, and pump cover is fixedly connected with the pump housing by screw, Suction casing, impeller cavity, Spit Section are provided with the pump housing, impeller are provided with the impeller cavity, under impeller is fixed on by impeller nut On pump shaft, pump housing inwall is provided with choma, and choma coordinates with impeller clearance, and impeller lower end is suction casing, and impeller right side is provided with discharge Section, Spit Section is fixed with discharge pipeline by ring flange, and Spit Section, suction casing, impeller cavity, discharge pipeline are connected, flush pipe Road is connected with discharge pipeline, and the upper end of discharge pipeline is connected on base plate.
2. a kind of upright type liquid discharge centrifugal pump as claimed in claim 1, it is characterised in that the suction casing outside is provided with filtering Cover.
3. a kind of upright type liquid discharge centrifugal pump as claimed in claim 1, it is characterised in that one group of angular contact is provided with the bearing Ball.
CN201611245674.3A 2016-12-29 2016-12-29 A kind of upright type liquid discharge centrifugal pump Pending CN106762703A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611245674.3A CN106762703A (en) 2016-12-29 2016-12-29 A kind of upright type liquid discharge centrifugal pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611245674.3A CN106762703A (en) 2016-12-29 2016-12-29 A kind of upright type liquid discharge centrifugal pump

Publications (1)

Publication Number Publication Date
CN106762703A true CN106762703A (en) 2017-05-31

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CN201611245674.3A Pending CN106762703A (en) 2016-12-29 2016-12-29 A kind of upright type liquid discharge centrifugal pump

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CN (1) CN106762703A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112228350A (en) * 2020-10-27 2021-01-15 江苏亚兴泵阀科技有限公司 Vertical long-shaft wear-resistant slurry pump
CN114198316A (en) * 2021-12-10 2022-03-18 扬州弘跃机械有限公司 Dredge pump convenient to maintain
WO2022110104A1 (en) * 2020-11-30 2022-06-02 江苏江大流体技术有限公司 High-efficiency vertical turbine pump for transportation of chemical materials

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2054096U (en) * 1988-12-21 1990-03-07 于义根 Submerged pump made of corrosion-proof plastics
CN201679724U (en) * 2010-04-01 2010-12-22 陈登云 Sludge liquor pump
CN202001329U (en) * 2011-03-22 2011-10-05 湖南湘电长沙水泵有限公司 Vertical type wet pit pumpable type submerged long shaft pump
CN102606536A (en) * 2012-03-27 2012-07-25 上海阿波罗机械股份有限公司 Coolant drain tank pump for nuclear reactor
CN202545283U (en) * 2012-04-04 2012-11-21 江苏长凯机械设备有限公司 Novel submerged sewage pump
CN203161640U (en) * 2013-04-10 2013-08-28 上海亿华科技有限公司 Corrosion-resisting centrifugal pump
CN203548304U (en) * 2013-09-22 2014-04-16 江苏新泰泵阀制造有限公司 Long-axis submerged blowdown pump
CN204239278U (en) * 2014-11-06 2015-04-01 江苏法尔机械制造有限公司 A kind of Under Water Pumps
CN204984962U (en) * 2015-08-27 2016-01-20 江苏飞翔泵业制造有限公司 Wear -resisting formula submerged pump
CN205446085U (en) * 2016-02-28 2016-08-10 大连双龙泵业制造有限公司 Cartridge cantilever submerged pump
CN206495793U (en) * 2016-12-29 2017-09-15 镇江福泰克流体技术有限公司 A kind of upright type liquid discharge centrifugal pump

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2054096U (en) * 1988-12-21 1990-03-07 于义根 Submerged pump made of corrosion-proof plastics
CN201679724U (en) * 2010-04-01 2010-12-22 陈登云 Sludge liquor pump
CN202001329U (en) * 2011-03-22 2011-10-05 湖南湘电长沙水泵有限公司 Vertical type wet pit pumpable type submerged long shaft pump
CN102606536A (en) * 2012-03-27 2012-07-25 上海阿波罗机械股份有限公司 Coolant drain tank pump for nuclear reactor
CN202545283U (en) * 2012-04-04 2012-11-21 江苏长凯机械设备有限公司 Novel submerged sewage pump
CN203161640U (en) * 2013-04-10 2013-08-28 上海亿华科技有限公司 Corrosion-resisting centrifugal pump
CN203548304U (en) * 2013-09-22 2014-04-16 江苏新泰泵阀制造有限公司 Long-axis submerged blowdown pump
CN204239278U (en) * 2014-11-06 2015-04-01 江苏法尔机械制造有限公司 A kind of Under Water Pumps
CN204984962U (en) * 2015-08-27 2016-01-20 江苏飞翔泵业制造有限公司 Wear -resisting formula submerged pump
CN205446085U (en) * 2016-02-28 2016-08-10 大连双龙泵业制造有限公司 Cartridge cantilever submerged pump
CN206495793U (en) * 2016-12-29 2017-09-15 镇江福泰克流体技术有限公司 A kind of upright type liquid discharge centrifugal pump

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112228350A (en) * 2020-10-27 2021-01-15 江苏亚兴泵阀科技有限公司 Vertical long-shaft wear-resistant slurry pump
WO2022110104A1 (en) * 2020-11-30 2022-06-02 江苏江大流体技术有限公司 High-efficiency vertical turbine pump for transportation of chemical materials
CN114198316A (en) * 2021-12-10 2022-03-18 扬州弘跃机械有限公司 Dredge pump convenient to maintain

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Application publication date: 20170531

RJ01 Rejection of invention patent application after publication