CN206600274U - A kind of riser formula centrifugal pump - Google Patents
A kind of riser formula centrifugal pump Download PDFInfo
- Publication number
- CN206600274U CN206600274U CN201621475376.9U CN201621475376U CN206600274U CN 206600274 U CN206600274 U CN 206600274U CN 201621475376 U CN201621475376 U CN 201621475376U CN 206600274 U CN206600274 U CN 206600274U
- Authority
- CN
- China
- Prior art keywords
- pump
- bearing
- impeller
- thrust bearing
- intermediate support
- 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.)
- Active
Links
- 238000001514 detection method Methods 0.000 claims abstract description 11
- 239000004519 grease Substances 0.000 claims abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 7
- 238000001816 cooling Methods 0.000 claims abstract description 5
- 230000008878 coupling Effects 0.000 claims description 7
- 238000010168 coupling process Methods 0.000 claims description 7
- 238000005859 coupling reaction Methods 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009851 ferrous metallurgy Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a kind of riser formula centrifugal pump, suction casing is provided with the left of the pump housing, right side is provided with Spit Section, suction casing is located in same level with Spit Section, pump body is provided with impeller cavity, impeller is located in impeller cavity, pump cover is fixed on the pump housing by screw, pump cover is provided with detection means, detection means includes pipeline and pressure vacuum gauge, mechanical seal is sequentially provided with pump shaft, journal bearing, thrust bearing, the inside of intermediate support is provided with cold water cavity, grease chamber is provided between journal bearing and thrust bearing, the utility model passes through journal bearing and thrust bearing balancing axial thrust, ensure the even running of pump, grease chamber is provided between journal bearing and thrust bearing, on the one hand it is used to lubricate, extend the service life of bearing, on the other hand cooling can be played a part of, thrust bearing is additionally provided with cold water cavity, radiating can preferably be played a part of, additionally it is provided with detection means, the running situation of pump is detected by pressure vacuum gauge.
Description
Technical field
The utility model is related to centrifugation pump technical field, specifically, more particularly to a kind of riser formula centrifugal pump.
Background technology
Pipeline pump is one kind of single-suction single-stage centrifugal pump, belongs to vertical structure, because of its import and export on the same line, and turnover
Mouth bore is identical, imitates like a segment pipe, can be arranged on any position of pipeline therefore be named as pipeline pump, in pipeline pump running
In, because liquid is to enter impeller under low pressure, and flow out under high pressure, make impeller both sides pressure, generate finger
To the axial thrust of Way in, rotor can be caused to occur axial float, produce abrasion and vibrate, therefore axial thrust should be set
Bearing, so as to balancing axial thrust, because to produce heat during pipeline pump work in itself, can also convey high-temp liquid, this is just sometimes
Need pipeline pump that there is preferable heat dispersion.
Utility model content
For above-mentioned deficiency of the prior art, the utility model discloses a kind of riser formula centrifugal pump, Neng Gouyou
The axial force that effect balance pump shaft operation process is produced, and perfect heat-dissipating, compact conformation are reliable.
The utility model solves the technical scheme that its technical problem used：A kind of riser formula centrifugal pump, the pump housing
Left side is provided with suction casing, and right side is provided with Spit Section, and suction casing is located in same level with Spit Section, easy to use, it is not necessary to
Another external pipe, is particularly suitable for use in pipeline transportation, and pump body is provided with impeller cavity, and impeller is located in impeller cavity, and impeller passes through leaf
Wheel nut is fixed on pump shaft, and suction casing, Spit Section are connected with impeller cavity, and pump housing inwall is provided with choma, matches somebody with somebody with impeller clearance
Close, pump cover is fixed on the pump housing by screw, sealing ring is provided between pump cover and impeller, pump cover is solid by screw with machine sealed cover
Fixed, pump cover is provided with mechanical seal with being provided with machine sealed cover in cavity, cavity, and mechanical seal is socketed on axle sleeve, axle sleeve and pump
Axle is fixedly connected, and axle sleeve shields to pump shaft, during serious wear, need to only change axle sleeve, is reduced and is set on maintenance cost, pump cover
Have and passage is provided with inside vent valve, pump cover, passage end is connected with mechanical seal, and the other end is connected with vent valve, is set on pump cover
Have a detection means, detection means includes pipeline and pressure vacuum gauge, pump cover is fixed with intermediate support by screw, bearing protecgulum and
Intermediate support is fixedly connected by screw, and bearing protecgulum inwall is provided with some toroidal cavities, and bearing protecgulum is matched somebody with somebody with pump shaft gap
Close, bearing protecgulum is provided with oil inlet, and the inwall of journal bearing is socketed on pump shaft, the outer wall of journal bearing and intermediate support it is interior
Wall is fixedly connected, and the inside of intermediate support is provided with cold water cavity, and preferable cooling effect, intermediate support and electricity are played to thrust bearing
Machine support is fixedly connected by screw bolt and nut, and thrust bearing is provided with the upper end open of intermediate support, and thrust bearing passes through circle
Nut is connected with pump shaft, and seal washer is provided between thrust bearing and round nut, and bearing bonnet is fixed on middle branch by screw
On frame, bearing bonnet inwall is provided with some toroidal cavities, and bearing bonnet coordinates with pump shaft gap, and bearing bonnet is provided with oil-feed
Mouthful, grease chamber is provided between journal bearing and thrust bearing, the top of thrust bearing is provided with shaft coupling, the output shaft and pump shaft of motor
It is fixedly connected by shaft coupling, electric machine support is fixedly connected with motor by screw bolt and nut.
It is provided with the journal bearing in cylinder roller bearing, thrust bearing provided with a pair of angular contact ball bearings.
Waterproof plug is provided with the pump housing, waterproof plug is connected with pump housing Spit Section.
The utility model has beneficial effect, and the utility model is provided with journal bearing and thrust bearing, passes through journal bearing
With thrust bearing balancing axial thrust, it is ensured that the even running of pump, grease chamber is provided between journal bearing and thrust bearing, is on the one hand used
In lubrication, extend the service life of bearing, on the other hand can play a part of cooling, thrust bearing is additionally provided with cold water cavity, energy
Preferably play a part of radiating, additionally provided with detection means, the running situation of pump detected by pressure vacuum gauge, it is adaptable to
The operating modes such as pass tubes conveying, the tank fields such as the industrial circles such as petrochemical industry, electric power, Ferrous Metallurgy, desalinization, environmentally friendly pharmacy.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
In figure：The 1- pump housings, 2- impellers, 3- waterproof plugs, 4- Spit Sections, 5- suction casings, 6- pump covers, 7- machine sealed covers, 8- axles
Set, 9- bearing protecgulums, 10- intermediate supports, 11- shaft couplings, 12- electric machine supports, 13- cold water cavities, 14- round nuts, 15- bearings
Bonnet, 16- vent valves, 17- detection means, 18- journal bearings, 19- thrust bearings, 20- grease chambers, 21- pump shafts, 22- oil inlets.
Embodiment
The utility model is described in further detail presently in connection with accompanying drawing.These accompanying drawings are simplified schematic diagram,
Only illustrate basic structure of the present utility model in a schematic way, therefore it only shows the composition relevant with the utility model.
As illustrated, being provided with suction casing on the left of a kind of riser formula centrifugal pump, the pump housing, right side is provided with Spit Section, suction
Section is located in same level with Spit Section, easy to use, it is not necessary to another external pipe, is particularly suitable for use in pipeline transportation, the pump housing
Inside be provided with impeller cavity, impeller be located at impeller cavity in, impeller is fixed on pump shaft by impeller nut, suction casing, Spit Section with
Impeller cavity is connected, and pump housing inwall is provided with choma, coordinates with impeller clearance, pump cover is fixed on the pump housing by screw, pump cover with
Sealing ring is provided between impeller, pump cover is fixed with machine sealed cover by screw, pump cover in machine sealed cover with being provided with cavity, cavity
Provided with mechanical seal, mechanical seal is socketed on axle sleeve, and axle sleeve is fixedly connected with pump shaft, and axle sleeve shields to pump shaft, mill
When damaging serious, axle sleeve need to be only changed, maintenance cost is reduced, pump cover, which is provided with inside vent valve, pump cover, is provided with passage, passage end
It is connected with mechanical seal, the other end is connected with vent valve, pump cover is provided with detection means, detection means includes pipeline and vacuum pressure
Power table, pump cover is fixed with intermediate support by screw, and bearing protecgulum is fixedly connected with intermediate support by screw, in bearing protecgulum
Wall is provided with some toroidal cavities, and bearing protecgulum coordinates with pump shaft gap, and bearing protecgulum is provided with oil inlet, the inwall of journal bearing
It is socketed on pump shaft, the outer wall of journal bearing is fixedly connected with the inwall of intermediate support, the inside of intermediate support is provided with cold water cavity,
Preferable cooling effect is played to thrust bearing, intermediate support is fixedly connected with electric machine support by screw bolt and nut, centre branch
Thrust bearing is provided with the upper end open of frame, thrust bearing is connected by round nut with pump shaft, between thrust bearing and round nut
Provided with seal washer, bearing bonnet is fixed on intermediate support by screw, and bearing bonnet inwall is provided with some toroidal cavities,
Bearing bonnet coordinates with pump shaft gap, and bearing bonnet is provided with oil inlet, and grease chamber, thrust are provided between journal bearing and thrust bearing
The top of bearing is provided with shaft coupling, and the output shaft of motor is fixedly connected with pump shaft by shaft coupling, and electric machine support passes through with motor
Screw bolt and nut is fixedly connected.
It is provided with the journal bearing in cylinder roller bearing, thrust bearing provided with a pair of angular contact ball bearings.
Waterproof plug is provided with the pump housing, waterproof plug is connected with pump housing Spit Section.
Further, the mechanical seal meets API682 standard sizes, can match various forms mechanical seal.
The utility model preferred embodiment is explained in detail above in conjunction with accompanying drawing, but the utility model is not limited to
Above-mentioned embodiment, in the knowledge that those of ordinary skill in the art possess, can also not depart from the utility model
Made a variety of changes on the premise of objective.
Many other changes and remodeling can be made by not departing from spirit and scope of the present utility model.It should be appreciated that this reality
Specific embodiment is not limited to new, scope of the present utility model is defined by the following claims.
Claims (3)
1. a kind of riser formula centrifugal pump, it is characterised in that suction casing is provided with the left of the pump housing, right side is provided with Spit Section, suction
Section is located in same level with Spit Section, and pump body is provided with impeller cavity, and impeller is located in impeller cavity, and impeller passes through impeller spiral shell
Mother is fixed on pump shaft, and suction casing, Spit Section are connected with impeller cavity, and pump housing inwall is provided with choma, is coordinated with impeller clearance, pump
Lid is fixed on the pump housing by screw, and sealing ring is provided between pump cover and impeller, and pump cover is fixed with machine sealed cover by screw, pump
Lid is provided with mechanical seal with being provided with machine sealed cover in cavity, cavity, and mechanical seal is socketed on axle sleeve, and axle sleeve is fixed with pump shaft
Connection, pump cover, which is provided with inside vent valve, pump cover, is provided with passage, and passage end is connected with mechanical seal, the other end and vent valve
It is connected, pump cover is provided with detection means, detection means includes pipeline and pressure vacuum gauge, and pump cover is solid by screw with intermediate support
Fixed, bearing protecgulum is fixedly connected with intermediate support by screw, and bearing protecgulum inwall is provided with some toroidal cavities, bearing protecgulum
Coordinate with pump shaft gap, bearing protecgulum is provided with oil inlet, and the inwall of journal bearing is socketed on pump shaft, the outer wall of journal bearing with
The inwall of intermediate support is fixedly connected, and the inside of intermediate support is provided with cold water cavity, and preferable cooling effect is played to thrust bearing,
Intermediate support is fixedly connected with electric machine support by screw bolt and nut, thrust bearing is provided with the upper end open of intermediate support, only
Thrust bearing is connected by round nut with pump shaft, and seal washer is provided between thrust bearing and round nut, and bearing bonnet passes through screw
It is fixed on intermediate support, bearing bonnet inwall is provided with some toroidal cavities, bearing bonnet coordinates with pump shaft gap, after bearing
Be covered with oil inlet, be provided with grease chamber between journal bearing and thrust bearing, the top of thrust bearing is provided with shaft coupling, motor it is defeated
Shaft is fixedly connected with pump shaft by shaft coupling, and electric machine support is fixedly connected with motor by screw bolt and nut.
2. a kind of riser formula centrifugal pump as claimed in claim 1, it is characterised in that cylinder is provided with the journal bearing
Provided with a pair of angular contact ball bearings in roller bearing, thrust bearing.
3. a kind of riser formula centrifugal pump as claimed in claim 1, it is characterised in that waterproof plug is provided with the pump housing,
Waterproof plug is connected with pump housing Spit Section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621475376.9U CN206600274U (en) | 2016-12-29 | 2016-12-29 | A kind of riser formula centrifugal pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621475376.9U CN206600274U (en) | 2016-12-29 | 2016-12-29 | A kind of riser formula centrifugal pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206600274U true CN206600274U (en) | 2017-10-31 |
Family
ID=60149860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621475376.9U Active CN206600274U (en) | 2016-12-29 | 2016-12-29 | A kind of riser formula centrifugal pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206600274U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106762682A (en) * | 2016-12-29 | 2017-05-31 | 镇江福泰克流体技术有限公司 | A kind of riser formula centrifugal pump |
| CN108457865A (en) * | 2018-03-21 | 2018-08-28 | 浙江南元泵业有限公司 | High-temperature resistant pump and its cooling structure |
| CN110985551A (en) * | 2019-11-08 | 2020-04-10 | 西安泵阀总厂有限公司 | Long-distance vertical floating support shafting structure |
-
2016
- 2016-12-29 CN CN201621475376.9U patent/CN206600274U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106762682A (en) * | 2016-12-29 | 2017-05-31 | 镇江福泰克流体技术有限公司 | A kind of riser formula centrifugal pump |
| CN108457865A (en) * | 2018-03-21 | 2018-08-28 | 浙江南元泵业有限公司 | High-temperature resistant pump and its cooling structure |
| CN108457865B (en) * | 2018-03-21 | 2024-03-08 | 南元泵业有限公司 | High temperature resistant pump and cooling structure thereof |
| CN110985551A (en) * | 2019-11-08 | 2020-04-10 | 西安泵阀总厂有限公司 | Long-distance vertical floating support shafting structure |
| CN110985551B (en) * | 2019-11-08 | 2021-08-06 | 西安泵阀总厂有限公司 | Long-distance vertical floating support shafting structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206600274U (en) | A kind of riser formula centrifugal pump | |
| CN101482122A (en) | Vertical shield pump | |
| CN206495784U (en) | A kind of single stage single suction cantilever type centrifugal pump | |
| CN104763682A (en) | Horizontal type single-stage cantilever pump resistant to high temperature and high pressure | |
| CN106762682A (en) | A kind of riser formula centrifugal pump | |
| CN204692118U (en) | Anticorrosive screw arbor vacuum pump | |
| CN106762673A (en) | A kind of single stage single suction cantilever type centrifugal pump | |
| CN106593889A (en) | Centrifugal pump applicable to small and medium flow work conditions | |
| CN206495785U (en) | A kind of cantilevered double-runner centrifugal pump | |
| CN203308726U (en) | Clean water centrifugal pump with internally-arranged motor | |
| CN202048016U (en) | High-efficient energy-saving vertical-type water pump | |
| CN204082560U (en) | Crude oil pipeline conveying oil line pump | |
| CN204942051U (en) | A kind of single-stage double-suction two supports formula oil pump | |
| CN2934680Y (en) | Improved pump without sealing liquor for chemical industry | |
| CN105465585B (en) | A kind of oil bath lubrication device | |
| CN206600304U (en) | A kind of high-performance single-stage double-suction middle-opening formula centrifugal pump | |
| CN103452818A (en) | Peristaltic pump for conveying fluid under vacuum environment | |
| CN208442074U (en) | High sealing centrifugal pump of horizontal axis | |
| CN203308792U (en) | Internal recycle cooling clean water centrifugal pump | |
| CN201696503U (en) | Forced lubrication and cooling labyrinth seal high-speed bearing housing | |
| CN202483895U (en) | Multiple-group magnetic drive pump | |
| CN206495786U (en) | A kind of low-flow high-lift centrifugal multistage pump multiple centrifugal pump | |
| CN206495787U (en) | A kind of centrifugal pump suitable for medium-small flow operating mode | |
| CN202811461U (en) | Axial force balance device | |
| CN204610292U (en) | A kind of pipeline conveying centrifugal pump |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |