CN108266383A - A kind of sea water pump - Google Patents
A kind of sea water pump Download PDFInfo
- Publication number
- CN108266383A CN108266383A CN201810300010.5A CN201810300010A CN108266383A CN 108266383 A CN108266383 A CN 108266383A CN 201810300010 A CN201810300010 A CN 201810300010A CN 108266383 A CN108266383 A CN 108266383A
- Authority
- CN
- China
- Prior art keywords
- impeller
- leading axle
- axle bearing
- cable
- pump case
- 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
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D13/0606—Canned motor pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/04—Shafts or bearings, or assemblies thereof
- F04D29/046—Bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/08—Sealings
- F04D29/086—Sealings especially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/18—Rotors
- F04D29/20—Mounting rotors on shafts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/18—Rotors
- F04D29/22—Rotors specially for centrifugal pumps
Abstract
The invention discloses a kind of sea water pumps, it is characterized by comprising pump case, impeller, rotor portions dress, stator department dress, outer tubes, the water inlet of the pump case is connect by screw with metal choma, the impeller is mounted in pump case, the impeller fills one end with rotor portions and connect, the rotor portions fill and are equipped with taper sheath on the outside of one end, the taper sheath side is axially equipped with retraction slot, the impeller is mounted on the outside of taper sheath, the small one end of the taper sheath bore has been equipped with the nut of barrier effect, and the nut gear is in impeller side.Impeller of the present invention is mounted on taper sheath, since there is certain gradient in taper sheath side, and equipped with retraction slot, micro-deformation can be generated when being installed with impeller, after being mounted on impeller by external force very securely, and nut is kept off in impeller side, is strengthened the fastness connected between impeller and taper sheath, is prevented from generating axial slip between the two.
Description
Technical field
The present invention relates to water pump technology, particularly a kind of sea water pump.
Background technology
Sea water pump The sea water pump are suitable for the fire-fighting of offshore platform, equipment cooling, and sea water desalination also may be used
To be used as regional geothermal heat pump air-conditioner heating of bordering on the sea, all seawater lifts are used, Seashore square fountain landscape, sea-farming
Etc. purposes, the equipment noise is low, efficient saving electric energy.
Invention content
The present invention devises a kind of sea water pump, it is characterised in that is filled, outside including pump case, impeller, rotor portions dress, stator department
Pipe, described pump case one end are water inlet, and the water inlet of the pump case is connect by screw with metal choma, the metal choma
Rubber mouth ring is inside cased with, the rubber mouth ring set is on the outside of impeller, and the impeller is mounted in pump case, the impeller and rotor portions
One end connection is filled, the rotor portions fill and taper sheath are equipped on the outside of one end, and the taper sheath side is axially equipped with retraction slot,
The impeller is mounted on the outside of taper sheath, and the small one end of the taper sheath bore has been equipped with the nut of barrier effect, the spiral shell
Mother's gear is equipped with upper leading axle bearing and lower leading axle bearing, the upper leading axle in impeller side, the rotor portions after filling across pump case
Bearing and lower leading axle bearing are located at the both ends of rotor portions dress respectively, and the top guide bearing seat is located at pump case side, the lower leading axle
Thrust bearing combination is installed, the thrust bearing combination is loaded onto mounted on rotor portions, the lower leading axle bearing end face in bearing
On thrust shaft block one for withstanding thrust bearing combination is installed, rotor portions dress outside is equipped with stator department dress, institute
It states stator department dress both ends respectively with upper leading axle bearing, lower leading axle bearing to be connected, the lower leading axle bearing one side, which is equipped with, to be used for
The thrust shaft block two of lower leading axle bearing is withstood, pressure regulator membrane, the pressure regulator membrane side peace are installed on the thrust shaft block two
It equipped with gland, is connected by screw between the gland, pressure regulator membrane, thrust shaft block two, the stator department dress outside is equipped with
Outer tube, described outer tube one end are connect with pump case, and the outer tube other end is water outlet, and the outer tube is in one end of water outlet
Portion is equipped with cable nut one, one, the cable nut
Between outer tube and thrust shaft block two, cable nut two, the cable nut two are installed in the cable nut one
One end passes through outer tube to be located at the external world, and the cable nut one has cable with being passed through in cable nut two, the cable and cable spiral shell
Cable seal pad is installed between mother two, the cable, which passes through, to be wrapped in stator department after cable nut one and load onto.
It is close using machinery between the rotor portions dress and upper leading axle bearing using oil sealing between the rotor portions dress and pump case
Envelope.
It is connected between the upper leading axle bearing and pump case by hexagon socket head cap screw, the upper leading axle bearing fills it with stator department
Between connected by hexagon socket head cap screw.
The thrust shaft block two is connect by double-threaded screw with outer tube.
Advantageous effect:
1 impeller of the present invention is mounted on taper sheath, since there is certain gradient in taper sheath side, and equipped with retraction slot, with leaf
Micro-deformation can be generated during wheel installation, after being mounted on impeller by external force very securely, and nut is kept off in impeller side, is strengthened
The fastness connected between impeller and taper sheath, prevents from generating axial slip between the two;
2 rubber chomas can play the role of sealing, prevent the water collected in impeller from leaking;
The axial force generated during rotor portions are mounted in running, one energy of thrust shaft block are born in 3 thrust bearing combinations of the present invention
Thrust bearing combination is withstood in the axial direction, and thrust shaft block two can withstand lower leading axle bearing, enhance sea water pump in the axial direction
Stability in operation;
4 pressure regulator membranes can automatically adjust the pressure of water outlet, and the pressure of water outlet is made to be unlikely to too big or too small;
5 rotor portions are filled using oil sealing between pump case, using mechanical seal, sealing effect between rotor portions dress and upper leading axle bearing
Very well.
Description of the drawings
Fig. 1 is sectional view of the present invention;
Fig. 2 is stator department dress side sectional view of the present invention;
Fig. 3 is rotor portions dress side sectional view of the present invention;
Fig. 4 is impeller sectional view of the present invention;
Fig. 5 is pump case sectional view of the present invention;
Fig. 6 is choma side sectional view of the present invention;
Fig. 7 is taper sheath schematic diagram of the present invention;
Fig. 8 is upper leading axle bearing sectional view of the present invention;
Fig. 9 is lower leading axle bearing schematic diagram of the present invention;
Figure 10 is cable nut one side sectional view of the present invention
Figure 11 is cable nut two side faces sectional view of the present invention;
Figure 12 is one schematic diagram of thrust shaft block of the present invention;
Figure 13 is two schematic diagram of thrust shaft block of the present invention;
Figure 14 is pressure regulator membrane schematic cross-sectional view of the present invention;
In figure, pump case -1, water inlet -2, metal choma -3, rubber choma -4, impeller -5, rotor portions dress -6, taper sheath -7, spiral shell
Mother -8, upper leading axle bearing -9, lower leading axle bearing -10, oil sealing -11, mechanical seal -12, hexagon socket head cap screw -13, thrust bearings
Betamerphalan, thrust shaft block one -15, stator department dress -16, thrust shaft block two -17, double-threaded screw -18, outer tube -19, pressure regulator membrane -
20th, gland -21, water outlet -22, cable nut one -23, cable nut two -24, cable seal pad -25, cable -26.
Specific embodiment
Root according to the figure, is further described the present invention:
Embodiment 1
A kind of sea water pump fills 6, stator department including pump case 1, impeller 5, rotor portions and fills 16, outer tube 19, and 1 one end of pump case is water inlet
2, it is connect by screw with metal choma 3 at the water inlet 2 of pump case, rubber mouth ring 4,4 sets of rubber choma is cased in metal choma 3
In 5 outside of impeller, impeller 5 is mounted in pump case 1, and impeller 5 fills 6 one end with rotor portions and connect, and is equipped on the outside of 6 one end of rotor portions
Taper sheath 7, impeller are mounted on taper sheath 7, and taper sheath side is axially equipped with retraction slot, the small one end peace of taper sheath bore
Equipped with the nut 8 for playing barrier effect, nut gear is equipped with 9 He of upper leading axle bearing in impeller side, rotor portions after filling across pump case 1
Lower leading axle bearing 10 is located at rotor respectively between rotor portions dress and pump case using oil sealing 11, upper leading axle bearing 9 and lower leading axle bearing
Portion fills 6 both ends, and top guide bearing seat is located at 1 side of pump case, is used between rotor portions dress and upper leading axle bearing
Mechanical seal 12 is connected between upper leading axle bearing and pump case by hexagon socket head cap screw 13, is equipped with and is pushed away in lower leading axle bearing
Power bearing combination 14, thrust bearing combination 14 are loaded onto mounted on rotor portions, are equipped on lower leading axle bearing end face and are pushed away for withstanding
The thrust shaft block 1 of power bearing combination, rotor portions dress outside are equipped with stator department and fill 16, stator department dress both ends respectively with it is upper
Guide shaft bearing, lower leading axle bearing are connected, and are connected between stator department dress and upper leading axle bearing by hexagon socket head cap screw 13, lower guide bearing
Seat one side is equipped with thrust shaft block 2 17 for withstanding lower leading axle bearing, thrust shaft block two by double-threaded screw 18 with
Outer tube connects, and pressure regulator membrane 20 is equipped on thrust shaft block two, and pressure regulator membrane side is equipped with gland 21, and stator department dress is outer to be equipped with
Outer tube 19, outer tube one end are connect with pump case, and 19 other end of outer tube is water outlet 22, and outer tube 19 is pacified inside one end of water outlet
Equipped with cable nut 1, cable nut two is installed in cable nut one, cable nut two passes through outer tube to be located at the external world, cable
Nut one has cable with being passed through in cable nut 2 24, and cable seal pad 25, cable are equipped between cable and cable nut two
26 pass through cable nut one after be wrapped in stator department and load onto.
Embodiment 2
When pump is in running, water is then flowed into outer tube 19 and stator department is filled runner between 16 by 5 inspiration of impeller, finally from going out
It flows out at the mouth of a river 2.In entire operation, nut 8 is kept off in 5 side of impeller, prevents from generating axial slip between the two, is strengthened
The fastness connected between impeller 5 and taper sheath 7, thrust bearing combination 14 bear rotor portions and fill 6 to produce during running
Raw axial force, thrust shaft block 1 can withstand thrust bearing combination 14 in the axial direction, and thrust shaft block 2 17 can be in axis
Lower leading axle bearing 10 is withstood upwards, sea water pump is made to keep stablizing in operation, pressure regulator membrane 20 can automatically adjust water outlet
Pressure, the pressure of water outlet is made to be unlikely to too big or too small.
Finally it should be noted that:The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify to the technical solution recorded in foregoing embodiments or carry out equivalent replacement to which part technical characteristic,
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in the present invention's
Within protection domain.
Claims (4)
1. a kind of sea water pump, it is characterised in that including pump case, impeller, rotor portions dress, stator department dress, outer tube, described pump case one end
For water inlet, the water inlet of the pump case is connect by screw with metal choma, and rubber mouth ring is cased in the metal choma,
The rubber mouth ring set is on the outside of impeller, and the impeller is mounted in pump case, and the impeller fills one end with rotor portions and connect, described
Rotor portions fill and taper sheath are equipped on the outside of one end, and the taper sheath side is axially equipped with retraction slot, and the impeller is mounted on
On the outside of taper sheath, the small one end of the taper sheath bore has been equipped with the nut of barrier effect, and the nut is kept off in impeller side,
The rotor portions are equipped with upper leading axle bearing and lower leading axle bearing, the upper leading axle bearing and lower leading axle bearing after filling across pump case
It is located at the both ends of rotor portions dress respectively, the top guide bearing seat is located at pump case side, thrust is equipped in the lower leading axle bearing
Bearing combines, and the thrust bearing combination is loaded onto mounted on rotor portions, is equipped with to withstand on the lower leading axle bearing end face
The thrust shaft block one of thrust bearing combination, the rotor portions dress outside are equipped with stator department dress, the stator department dress both ends point
It is not connected with upper leading axle bearing, lower leading axle bearing, the lower leading axle bearing one side is equipped with to withstand lower leading axle bearing
Thrust shaft block two is equipped with pressure regulator membrane on the thrust shaft block two, and the pressure regulator membrane side is equipped with gland, the pressure
It is connected by screw between lid, pressure regulator membrane, thrust shaft block two, the stator department dress outside is equipped with outer tube, the outer tube one
End is connect with pump case, and the outer tube other end is water outlet, and the outer tube is equipped with cable spiral shell inside one end of water outlet
Mother one, the cable nut one is equipped with cable nut between outer tube and thrust shaft block two in the cable nut one
Two, described two one end of cable nut passes through outer tube to be located at the external world, and the cable nut one has cable with being passed through in cable nut two,
Cable seal pad is installed, the cable is wrapped in stator department after passing through cable nut one between the cable and cable nut two
It loads onto.
2. a kind of sea water pump according to claim 1, it is characterised in that oil sealing is used between the rotor portions dress and pump case,
Mechanical seal is used between the rotor portions dress and upper leading axle bearing.
3. a kind of sea water pump according to claim 1, it is characterised in that by interior between the upper leading axle bearing and pump case
Hex(agonal)screw connects, and is connected between the upper leading axle bearing and stator department dress by hexagon socket head cap screw.
A kind of 4. sea water pump according to claim 1, it is characterised in that the thrust shaft block
Two are connect by double-threaded screw with outer tube.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810300010.5A CN108266383A (en) | 2018-04-04 | 2018-04-04 | A kind of sea water pump |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810300010.5A CN108266383A (en) | 2018-04-04 | 2018-04-04 | A kind of sea water pump |
Publications (1)
Publication Number | Publication Date |
---|---|
CN108266383A true CN108266383A (en) | 2018-07-10 |
Family
ID=62777628
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810300010.5A Pending CN108266383A (en) | 2018-04-04 | 2018-04-04 | A kind of sea water pump |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108266383A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109026586A (en) * | 2018-08-21 | 2018-12-18 | 芜湖谱瑞电子科技有限公司 | A kind of sea water pump |
CN111503004A (en) * | 2020-04-24 | 2020-08-07 | 浙江浙水工贸有限公司 | Motor limit structure of multi-stage pump |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN203441816U (en) * | 2013-08-22 | 2014-02-19 | 山东京泰耐磨材料有限责任公司 | Mine diving electric pump with impeller being provided with balance hole |
CN105090055A (en) * | 2015-08-04 | 2015-11-25 | 芜湖环球汽车配件有限公司 | Fountain submersible pump |
EP3232065A1 (en) * | 2016-04-15 | 2017-10-18 | Bühler Motor GmbH | Pump motor with a fixed bearing |
CN206650533U (en) * | 2017-02-15 | 2017-11-17 | 天津赛鸥泵业有限公司 | A kind of seawater submersible pump submersible motor |
-
2018
- 2018-04-04 CN CN201810300010.5A patent/CN108266383A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN203441816U (en) * | 2013-08-22 | 2014-02-19 | 山东京泰耐磨材料有限责任公司 | Mine diving electric pump with impeller being provided with balance hole |
CN105090055A (en) * | 2015-08-04 | 2015-11-25 | 芜湖环球汽车配件有限公司 | Fountain submersible pump |
EP3232065A1 (en) * | 2016-04-15 | 2017-10-18 | Bühler Motor GmbH | Pump motor with a fixed bearing |
CN206650533U (en) * | 2017-02-15 | 2017-11-17 | 天津赛鸥泵业有限公司 | A kind of seawater submersible pump submersible motor |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109026586A (en) * | 2018-08-21 | 2018-12-18 | 芜湖谱瑞电子科技有限公司 | A kind of sea water pump |
CN111503004A (en) * | 2020-04-24 | 2020-08-07 | 浙江浙水工贸有限公司 | Motor limit structure of multi-stage pump |
CN111503004B (en) * | 2020-04-24 | 2022-03-29 | 浙江浙水工贸有限公司 | Motor limit structure of multi-stage pump |
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