CN110131201A - Environmentally friendly reliable pump uses rotor part - Google Patents
Environmentally friendly reliable pump uses rotor part Download PDFInfo
- Publication number
- CN110131201A CN110131201A CN201910485181.4A CN201910485181A CN110131201A CN 110131201 A CN110131201 A CN 110131201A CN 201910485181 A CN201910485181 A CN 201910485181A CN 110131201 A CN110131201 A CN 110131201A
- Authority
- CN
- China
- Prior art keywords
- impeller
- hole
- inlet casing
- blower inlet
- pillar
- 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
- 238000007789 sealing Methods 0.000 claims abstract description 49
- 238000001816 cooling Methods 0.000 claims abstract description 36
- 239000002184 metal Substances 0.000 claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 30
- 230000013011 mating Effects 0.000 claims description 11
- 230000007613 environmental effect Effects 0.000 claims description 10
- 230000008676 import Effects 0.000 claims description 5
- 241000610743 Psathyrotes ramosissima Species 0.000 claims 1
- 238000011010 flushing procedure Methods 0.000 abstract description 23
- 238000005461 lubrication Methods 0.000 abstract description 22
- 238000005086 pumping Methods 0.000 abstract description 12
- 238000005265 energy consumption Methods 0.000 abstract description 6
- 230000035939 shock Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 11
- 238000009434 installation Methods 0.000 description 10
- 239000007788 liquid Substances 0.000 description 6
- 239000010865 sewage Substances 0.000 description 4
- 241000610761 Psathyrotes Species 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000005381 potential energy Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
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
- F04D29/00—Details, component parts, or accessories
- F04D29/04—Shafts or bearings, or assemblies thereof
-
- 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
- F04D29/043—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
- F04D29/04—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
- F04D29/04—Shafts or bearings, or assemblies thereof
- F04D29/046—Bearings
- F04D29/0462—Bearing cartridges
-
- 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
- F04D29/06—Lubrication
- F04D29/061—Lubrication 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
- F04D29/181—Axial flow rotors
-
- 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
- F04D29/40—Casings; Connections of working fluid
- F04D29/52—Casings; Connections of working fluid for axial pumps
- F04D29/54—Fluid-guiding means, e.g. diffusers
- F04D29/548—Specially 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
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/586—Cooling; Heating; Diminishing heat transfer specially 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
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/669—Combating cavitation, whirls, noise, vibration or the like; Balancing 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
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/708—Suction grids; Strainers; Dust separation; Cleaning specially for liquid pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The present invention provides a kind of environmentally friendly reliable pump rotor part, including pump shaft and the impeller being sheathed on pump shaft, blower inlet casing, impeller bearing component, pillar, upper end cover, top chock, upper bearing (metal), Upper shaft sleeve and sealing cover, impeller bearing component is set to above impeller, impeller bearing component includes step, lower bearing and Lower shaft sleeve, the lower end of pump shaft is equipped with external screw thread, impeller is equipped with the screw hole cooperated with external screw thread, make the connection of pump shaft and impeller without impeller nut, avoid influence of the impeller nut to the flow field for pumping medium, guarantee the fluency of the waterpower streamline of impeller inlet, reduce operation energy consumption and operational shock value;In addition, the first through hole for the upper end cover setting being sequentially communicated, the cooling tube of pillar setting, the second through-hole of blower inlet casing setting, the third through-hole of step setting, the annular groove of step setting and the fourth hole of lower bearing setting and the internal blower inlet casing communicated, pillar, upper end cover, forming lubrication/cooling/flushing chamber between sealing cover.
Description
Technical field
The present invention relates to water treatment system pump technical fields, more particularly to a kind of environmentally friendly reliable pump rotor portions
Part.
Background technique
In current existing water treatment system, at the sewage in fields such as especially various industry, mining industry, life, cultivation
In reason system, when sewage disposal system technique requires the circulation for carrying out wastewater media using the media flow of low lift, big flow
Or when decomposing oxidation, the used pumping installations overwhelming majority is immersible pump and axial-flow pump.Due to immersible pump motor lubrication, it is close
Envelope and leakage problems are relatively difficult to solve, and the medium pumped is affected to motor, therefore in water treatment system relatively often
Using axial-flow pump.
In the prior art, the impeller of the rotor part of axial-flow pump with pump shaft is connect by impeller nut, impeller spiral shell
Mother is located at impeller inlet, and the shape of impeller nut directly affects the Flow Field Distribution for pumping medium, in order to act the work for compressing, fastening
With the streamline of impeller nut and impeller cannot smoothly transit, and make to pump medium in impeller nut generation vortex, influence the water of impeller
Power performance, influence pump pumps efficiency, improves the energy consumption of pump, and the end face of impeller nut is near perpendicular to the flat of pump shaft
Face, when pumping medium and entering pump body by impeller, the end face of impeller nut can generate certain resistance to medium is pumped,
Biggish impact is formed at impeller nut, so that pump shaft is generated vibration, is influenced the operation stability of pump group, pump medium to impeller
Nut is constantly washed away, and the service life of impeller nut is influenced.
Summary of the invention
Place in view of the deficiency of the prior art, the object of the present invention is to provide a kind of environmentally friendly reliable pump rotors
The connection of component, pump shaft and impeller optimizes the hydraulic performance of impeller without impeller nut, and that improves pump pumps efficiency.
In order to solve the above technical problems, environmental protection reliable pump rotor part provided by the invention, including pump shaft and be arranged
In impeller, blower inlet casing, impeller bearing component, pillar, upper end cover, top chock, upper bearing (metal), Upper shaft sleeve and close on the pump shaft
Capping, the impeller bearing component are set to above the impeller, the impeller bearing component include step, lower bearing and under
Axle sleeve, the lower end of the pump shaft are equipped with external screw thread, and the impeller is equipped with the screw hole cooperated with the external screw thread.
Preferably, the step is connected by screw to the blower inlet casing, and the top chock passes through spiral shell
Nail is connected to the upside of the upper end cover, and the sealing cover is connected by screw in the upside of the top chock, the pillar
It is set in outside the pump shaft, the lower end of the pillar is connect with the blower inlet casing, and the upper end of the pillar and the upper end cover connect
It connects;
The upper end cover is equipped with first through hole, and the cooling tube extended along the length of the pillar is equipped in the pillar,
The blower inlet casing is equipped with the second through-hole, and the step is equipped with third through-hole, and the medial surface of the step is equipped with a circle
Annular groove, the lower bearing are equipped with fourth hole, the first through hole, the cooling tube, second through-hole, the third
Through-hole, the annular groove and the fourth hole are sequentially communicated, the blower inlet casing, the pillar, the upper end cover and described close
The inside of capping communicates, and the sealing cover is equipped with the fifth hole communicated with inside it.
Preferably, the pump shaft is equipped with positioning shaft shoulder, and the lower section of the positioning shaft shoulder is that impeller matches coincidence, institute
It states impeller and is set to the externally threaded top with coincidence, the impeller is equipped with the location hole for matching coincidence cooperation with the impeller.
Preferably, the lower end of the Lower shaft sleeve is equipped with convex block, and the upper end of the impeller is equipped with matches with the convex block
The groove of conjunction.
Preferably, it is set on the pump shaft there are two the round nut, the round nut is located on the Lower shaft sleeve
It holds, floor clip is equipped between two round nuts, the pump shaft is equipped with the keyway cooperated with the floor clip.
Preferably, the import streamline of the impeller and outlet streamline are by smooth circular sliding slopes.
Preferably, mating groove, the upper end of the impeller are formed between the lower end of the blower inlet casing and the pump shaft
In the mating groove.
Preferably, be equipped with blower inlet casing choma in the mating groove, the upper end of the impeller be sheathed on it is described
The impeller port ring of blower inlet casing choma cooperation.
Preferably, the blower inlet casing includes being located at described lead on the blower inlet casing on blower inlet casing and under blower inlet casing
The top under shell is flowed, the section of the section under the blower inlet casing and the downside on the blower inlet casing is greater than upper on the blower inlet casing
The section of side is connected by screw on the blower inlet casing and under the blower inlet casing.
It preferably, further include deflector, the deflector is in turtleback, and the deflector is set in the pillar
Outside, the deflector is located at the lower section of the upper end cover, and the deflector is connect with the upper end cover.
Beneficial effects of the present invention are as follows:
1, impeller of the invention and pump shaft are connected through a screw thread, and external screw thread is arranged in the lower end of pump shaft, and impeller is equipped with screw hole,
Make the connection of pump shaft and impeller without impeller nut, avoid influence of the impeller nut to the flow field for pumping medium, guarantee impeller into
The fluency of the waterpower streamline of mouth effectively improves the operational efficiency of pump, reduces operation energy consumption and operational shock value, guarantees pump group
Operation stability.
2, the first through hole of upper end cover setting being sequentially communicated of the invention, the cooling tube of pillar setting, blower inlet casing setting
The second through-hole, step setting third through-hole, step setting annular groove and lower bearing setting fourth hole
And lubrication/cooling/flushing chamber is formed between the internal blower inlet casing communicated, pillar, upper end cover, sealing cover, it is connect from first through hole
Enter pipeline, lubrication/cooling/flushing liquor is along first through hole, cooling tube, the second through-hole, third through-hole, annular groove and fourth hole
Into being lubricated/cool down/flushing to lower bearing, and be gradually filled with lubrication/cooling/flushing chamber from the bottom to top, and then to upper axis
It holds and is lubricated/cools down/flushing, flow in sealing cover from upper bearing (metal), then the fifth hole outflow being arranged from sealing cover, make water pump
With independent lubrication/cooling/rinse-system, lubrication/cooling/flushing chamber is independent, closed cavity, with axial force balance chamber
Completely isolated, clean lubrication/cooling/flushing liquor will not be contacted with medium is pumped, it is not necessary to which being pumped medium by water pump is influenced, and is had
Clean lubrication/cooling/flushing liquor, improves the service life of water pump, can be lubricated/cool down/flushing, energy to bearing and pump shaft
High temperature, low temperature or the medium containing the impurity such as a large amount of silts or hard particles are pumped, keeps the application range of water pump wide, it is especially suitable
Water treatment system for sewage treatment and petrochemical industry;Lubrication/cooling/flushing liquor of the invention flow to cavity bottom again
From the bottom to top full of cavity, make the liquid entered and the liquid of outflow that there is independent circulation, avoids from upper injection generation
Vortex and on impact of the other components such as pump shaft etc. influence, reduce the Reynolds number of liquid;Blower inlet casing of the invention, impeller bearing group
Part, pillar, upper end cover, top chock, Upper shaft sleeve, upper bearing (metal) and sealing cover are set on pump shaft, make rotor part can
Assign in pump chamber, make water pump can pulled core structure, can make water pump in the case where not removing water exit end and pumping system pipeline into
Row maintenance replacement processing, installation, maintenance are convenient.
3, positioning shaft shoulder is arranged in the present invention on pump shaft, is convenient for impeller location and installation and compression, prevents leaf when pump operation
Wheel retreats.The upper end setting groove of impeller and the convex block of Lower shaft sleeve connect, and when pumping out of service, the medium back flow pumped is situated between
The potential energy of matter will push impeller reversion, and impeller is connected together with Lower shaft sleeve, and Lower shaft sleeve and being completely embedded for pump shaft prevent impeller anti-
Turn.The upper end setting round nut and floor clip, compressible impeller of Lower shaft sleeve prevent Lower shaft sleeve from moving axially, it is ensured that impeller exists
Axial position on pump shaft.The mating groove for placing impeller upper end is formed between blower inlet casing and pump shaft, limits moving radially for impeller,
Position the radial position of impeller.It is additionally provided with blower inlet casing choma and impeller port ring between blower inlet casing and impeller, cooperates with making the two tight
It is close, reduce gap, facilitates installation.In addition, blower inlet casing is divided into the section on connection blower inlet casing and under blower inlet casing, under blower inlet casing and leads
The section for flowing the downside on shell is greater than the section of the upside on blower inlet casing, and blower inlet casing is facilitated to connect with pillar, avoids cutting for pillar
Face setting is too big, and the installation for the component being conveniently located in blower inlet casing.The import streamline of impeller passes through smooth with outlet streamline
Circular sliding slopes ensure that the fluency of the waterpower streamline of impeller inlet and outlet, optimize the hydraulic performance of impeller.On lower cover
It is also connected with deflector, media flows flow is pumped in guidance, reduces flowing whirlpool.
Detailed description of the invention
Fig. 1 is the environmentally friendly reliable pump of the embodiment schematic diagram of rotor part.
Fig. 2 is the schematic diagram of the upper end cover of embodiment.
Fig. 3 is the schematic diagram of the pillar of embodiment.
Fig. 4 is the schematic diagram under the blower inlet casing of embodiment.
Fig. 5 is the schematic diagram of the sealing cover of embodiment.
Fig. 6 is the schematic diagram on the blower inlet casing of embodiment.
Fig. 7 is the schematic diagram of the impeller bearing component of embodiment.
Fig. 8 is the schematic diagram of the deflector of embodiment.
Fig. 9 is the schematic diagram of the Lower shaft sleeve of embodiment.
Figure 10 is the schematic diagram of the pump shaft of embodiment.
Figure 11 is the schematic diagram of the impeller of embodiment.
Wherein:
In Fig. 1: 1- impeller, 2- impeller bearing component, 3-O type circle, 4- screw, under 5- blower inlet casing, 6- Lower shaft sleeve, 7- is flat
Key, 8- screw, 9- macromolecule soft packing, 10- round nut, 11- keyway, on 12- blower inlet casing, 13- screw, 14- pillar, 15- pump
Axis, 16- deflector, 17-O type circle, 18- screw, 19- screw, 20- upper end cover, 21- screw, 22-O type circle, 23- top chock,
24- sealing cover, 25- round nut, 26- water pump coupler, 27- round nut, 28- flat key, 29- keyway, 30- screw, the upper axis of 31-
Set, 32- flat key, 33- sealing ring, 34- lubrication/cooling/flushing chamber, 35-O type circle, 36- sealing ring, 37- sealing ring, 38-O type
Circle, 39-O type circle, 41- first through hole, 49- cooling tube, 57- upper bearing (metal), I section of the second through-hole of 62-, II section of the second through-hole of 55-,
92- floor clip, 93- floor clip, 94- floor clip, 96- axial force balance chamber, 100- seal chamber;
In Fig. 2: 40- interface tube, 41- first through hole, 42- sealing ring position, 43-O type circle position, 44-O type circle position, 45- end cap
Chamber;
In Fig. 3: 46- sealing ring position, 47- pipe clamp, 48- pillar chamber, 49- cooling tube, 50- sealing ring position, 51- pipe clamp;
In Fig. 4,52- blower inlet casing lower inner cavity, 53-O type circle position, 54- sealing ring position, II section of the second through-hole of 55-, 56- water conservancy diversion
Faucal ring;
In Fig. 5: 58- axle envelope, 59- fifth hole;
In Fig. 6: 60-O type circle position, 61- sealing ring position, I section of the second through-hole of 62-, 63- screw hole, 64- sealing ring position, 65-
Inner cavity on blower inlet casing;
In Fig. 7: 66-O type circle position, 67- step, 68- annular groove, 69- screw, 70- shaft seal cover, 71- lower bearing,
72- third through-hole, 73- fourth hole, 74- axle envelope;
In Fig. 8: 75- pillar hole, 76- fuisw rib, 77- fuisw rib, 91- reinforcing rib, 98- circular arc, 99- streamline;
In Fig. 9: 83- convex block, 84-O type ring recess;
In Figure 10: 78- external screw thread, 79- external screw thread, 80- external screw thread, 81- impeller match coincidence, 82- external screw thread, 101- positioning
The shaft shoulder;
In Figure 11: 85- groove, 86- circular arc, 87- import streamline, 88- screw hole, 89- impeller port ring, 90- location hole, 95-
Export streamline, 97- balance hole.
Specific embodiment
In the description of the present invention, it should be noted that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair
Limitation of the invention.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected;It can
To be mechanical connection, it is also possible to be electrically connected;It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Referring to Fig. 1 to Figure 11, the environmentally friendly reliable pump rotor part of the present embodiment includes pump shaft 15 and is sheathed on pump shaft
Impeller 1, blower inlet casing, impeller bearing component 2, pillar 14, upper end cover 20, top chock 23, upper bearing (metal) 57, Upper shaft sleeve 31 on 15
With sealing cover 24, impeller bearing component 2 is set to 1 top of impeller, and impeller bearing component 2 includes step 67,71 and of lower bearing
Lower shaft sleeve 6, the lower end of pump shaft 15 are equipped with external screw thread 82, and impeller 1 is equipped with the screw hole 88 cooperated with external screw thread.The leaf of the present embodiment
Wheel 1 is connected through a screw thread with pump shaft 15, and external screw thread 82 is arranged in the lower end of pump shaft 15, and impeller 1 is equipped with screw hole 88, make pump shaft 15 and
The connection of impeller 1 is not necessarily to impeller nut, avoids influence of the impeller nut to the flow field for pumping medium, guarantees the waterpower of impeller inlet
The fluency of streamline effectively improves the operational efficiency of pump, reduces operation energy consumption and operational shock value, guarantees the stable of pump group
Property.
Referring to Fig. 1 to Fig. 7, in the present embodiment, step 67 is connect with blower inlet casing by screw 4, step 67
It is equipped with O-ring 3 between blower inlet casing, axle envelope 74 is equipped between step 67 and pump shaft 15, and the lower section of lower bearing 67 is equipped with
Shaft seal cover 70, shaft seal cover 70 are connect by screw 69 with step 67;Top chock 23 is connected to upper end cover by screw 21
20 upside, is equipped with O-ring 22 between top chock 23 and upper end cover 20, sealing cover 24 is connected to top chock by screw 30
23 upside, pillar 14 are set in outside pump shaft 15, and the lower end of pillar 14 is connect with blower inlet casing, and the blower inlet casing of the present embodiment includes leading
Flow on shell 5 under 12 and blower inlet casing, pillar 14 connect by screw 13 on blower inlet casing 12, the upper end of pillar 14 pass through screw 18 and
Upper end cover 20 connect, in the present embodiment, between pillar 14 and upper end cover 20 be equipped with O-ring 17 and sealing ring 33, pillar 14 with
O-ring 35 and sealing ring 36 are equipped between 12 on blower inlet casing.The upper bearing (metal) 57 and lower bearing 71 of the present embodiment are sliding bearing.
Referring to Fig. 1, the upper end of the present embodiment pump shaft 15 is equipped with the water pump coupler 26 for connecting with motor, water pump connection
Axis device 26 connect by flat key 28 with pump shaft 15, and by the fixation of round nut 27, and round nut 27 and water pump coupler 26 it
Between be equipped with floor clip 94, referring to Figure 10, pump shaft 15 is equipped with the external screw thread 78 that cooperates with round nut 27.Referring to Fig. 1 and Fig. 5,
Axle envelope 58 is equipped between sealing cover 24 and pump shaft 15.Referring to Fig. 1 and Fig. 2, upper end cover 20 is equipped with the O-ring for placing O-ring 22
Position 43, the O-ring position 44 for placing O-ring 17 and the sealing ring position 42 for placing sealing ring 33.Referring to Fig. 3, the upper end of pillar 14 is set
There is the sealing ring position 46 for placing sealing ring 33 and places the sealing ring position 50 of sealing ring 36.Referring to Fig. 1 and Fig. 6,12 on blower inlet casing
Sealing ring position 61 equipped with the O-ring position 60 and placement sealing ring 36 of placing O-ring 35.Referring to Fig. 1 and Fig. 9, the present embodiment
O-ring 39 is equipped between Lower shaft sleeve 6 and pump shaft 15, the medial surface of Lower shaft sleeve 6 is equipped with the O-ring slot 84 for placing O-ring 39.Referring to
Fig. 7, step 67 are equipped with the O-ring position 66 for placing O-ring 3.
Upper end cover 20 is equipped with first through hole 41, and the cooling tube 49 extended along the length of pillar 14 is equipped in pillar 14, this
The cooling tube 49 of embodiment is connected in pillar by pipe clamp 47 and pipe clamp 51, and blower inlet casing is equipped with the second through-hole, and second is logical
Hole includes I section 62 of the second through-hole set on blower inlet casing 12 and II section 55 of the second through-hole under blower inlet casing 5, step
67 are equipped with third through-hole 72, and the medial surface of step 67 is equipped with a ring annular groove 68, and lower bearing 71 is equipped with fourth hole 73,
First through hole 41, cooling tube 49, the second through-hole (the second I section 62 of through-hole and the second through-hole II section 55), third through-hole 72, annular groove
68 and fourth hole 73 be sequentially communicated, blower inlet casing, pillar 14, upper end cover 20 and sealing cover 24 inside communicate, i.e., under blower inlet casing
Inner cavity 65 on inner cavity 52, blower inlet casing, pillar chamber 48, end cap chamber 45 and sealing cover chamber 100 inside communicate, sealing cover 24 is set
There is the fifth hole 59 communicated with sealing cover chamber 100.
The cooling tube 49 of first through hole 41, the setting of pillar 14 that the upper end cover 20 being sequentially communicated of the present embodiment is arranged is led
Flow annular groove 68 and lower bearing that the second through-hole of shell setting, the third through-hole 72 that step 67 is arranged, lower bearing 71 are arranged
The fourth holes 73 of 71 settings and the internal blower inlet casing communicated, pillar 14, upper end cover 20, formed between sealing cover 24 lubrication/
40 access conduit of interface tube is arranged in cooling/flushing chamber 34 at first through hole 41, and lubrication/cooling/flushing liquor is along first through hole
41, cooling tube 49, the second through-hole, third through-hole 72, annular groove 68 and fourth hole 73 enter, lower bearing 71 is lubricated/
Cooling/flushing, and it is gradually filled with lubrication/cooling/flushing chamber 34 from the bottom to top, and then be lubricated/cool down/punching to upper bearing (metal) 57
It washes, is flow in sealing cover 24 from upper bearing (metal) 57, then the fifth hole 59 being arranged from sealing cover 24 flows out, and has water pump independent
Lubrication/cooling/rinse-system.Axial force balance chamber 96, leaf are formed between the upper end and step 67 of the impeller 1 of the present embodiment
Wheel 1 is equipped with the balance hole 97 communicated with axial force balance chamber 96, and lubrication/cooling/flushing chamber 34 is independent, closed cavity,
Completely isolated with axial force balance chamber 96, clean lubrication/cooling/flushing liquor will not be contacted with medium is pumped, it is not necessary to by water pump
The influence for pumping medium has clean lubrication/cooling/flushing liquor, improves the service life of water pump, can to bearing and pump shaft 15 into
Row lubrication/cooling/flushing, can pump high temperature, low temperature or the medium containing the impurity such as a large amount of silts or hard particles, make water pump
Application range is wide, the water treatment system especially suitable for sewage treatment and petrochemical industry;The lubrication of the present embodiment/cold
But/flushing liquor flow to cavity bottom and is full of cavity from the bottom to top again, has the liquid entered and the liquid of outflow independent
Circulation avoids the vortex generated from upper injection and influences on impact of the other components such as pump shaft 15 etc., reduces the Reynolds number of liquid;
The blower inlet casing, impeller bearing component 2, pillar 14, upper end cover 20, top chock 23, Upper shaft sleeve 31,57 and of upper bearing (metal) of the present embodiment
Sealing cover 24 is set on pump shaft 15, assign rotor part can in pump chamber, make water pump can pulled core structure, can make
Water pump repairs replacement processing in the case where not removing water exit end and pumping system pipeline, and installation, maintenance is convenient.
In the present embodiment referring to Fig. 1 and Figure 10, pump shaft 15 is equipped with positioning shaft shoulder 101, and the lower section of positioning shaft shoulder 101 is
Impeller matches coincidence 81, and impeller is set to the top of external screw thread 82 with coincidence 81, and impeller 1, which is equipped with, to be determined with impeller with what coincidence 81 cooperated
Position hole 90, is convenient for 1 location and installation of impeller and compression, prevents the impeller 1 when pump operation from retreating, external screw thread 82 is arranged in the present embodiment
Shaft section diameter is less than the shaft section diameter that impeller matches coincidence 81.Referring to Fig. 1, Fig. 9 and Figure 11, the lower end of Lower shaft sleeve 6 is equipped with convex block 83,
The upper end of impeller 1 is equipped with the groove 85 cooperated with convex block 83, and referring to Fig. 1, the Lower shaft sleeve 6 and pump shaft 15 of the present embodiment are by flat
What key 7 connected, when pumping out of service, the medium back flow pumped, the potential energy of medium will push the reversion of impeller 1, impeller 1 and lower axle
Set 6 is connected together, and flat key 7 can prevent Lower shaft sleeve 6 from moving with respect to pump shaft 15, and Lower shaft sleeve 6 is completely embedded prevention leaf with pump shaft 15
1 reversion of wheel.In addition, the Upper shaft sleeve 31 of the present embodiment is connect by flat key 32 with pump shaft 15 referring to Fig. 1.
Referring to Fig. 1 and Figure 10, set on pump shaft 15 there are two round nut 10, round nut 10 is located at 6 upper end of Lower shaft sleeve, two circles
Be equipped with floor clip 93 between nut 10, pump shaft 15 is equipped with the keyway 11 that cooperate with floor clip 93, pump shaft 15 equipped with
The external screw thread 80 that round nut 10 connects, the upper end setting round nut 10 and floor clip 93, compressible impeller 1 of Lower shaft sleeve 6 prevent
Lower shaft sleeve 6 moves axially, it is ensured that axial position of the impeller 1 on pump shaft 15.In addition, the top of Upper shaft sleeve 31 is equipped with referring to Fig. 1
Two round nuts 25, floor clip 92 is equipped between two round nuts 25, and pump shaft 15 is equipped with the key cooperated with floor clip 92
Slot 29.Referring to Figure 10, pump shaft 15 is equipped with the external screw thread 79 cooperated with round nut 25.
Referring to mating groove is formed between the lower end Fig. 1, Fig. 4 and Figure 11 and pump shaft 15, the upper end of impeller 1 is located in mating groove,
Mating groove limitation impeller 1 moves radially, and positions the radial position of impeller 1.Blower inlet casing choma 56, impeller 1 are equipped in mating groove
Upper end be sheathed on the impeller port ring 89 cooperated with blower inlet casing choma 56, cooperate close with both making, reduce gap, preferably
The radial position for positioning impeller 1, facilitates installation.
Referring to Fig. 1, Fig. 4 and Fig. 6, blower inlet casing include on blower inlet casing 12 and blower inlet casing under 5,12 are located at blower inlet casing on blower inlet casing
Lower 5 top, the section of 12 downside is greater than the section of 12 upside on blower inlet casing on 5 section and blower inlet casing under blower inlet casing,
On blower inlet casing 12 and blower inlet casing under 5 connected by screw 8,12 are equipped with the screw hole 63 passed through for screw 8 on blower inlet casing, in spiral shell
After 8 connection of nail, high score soft packing 9 is inserted in screw hole 63.On blower inlet casing 12 and blower inlet casing under sealing ring 37 and O are equipped between 5
Type circle 38, referring to fig. 4,5 are equipped with the sealing ring position 54 for placing sealing ring 37 and place the O-ring position 53 of O-ring 37 under blower inlet casing,
12 are equipped with sealing ring position 64 on blower inlet casing.Blower inlet casing is divided on connection blower inlet casing 5 under 12 and blower inlet casing, 5 section under blower inlet casing
It is greater than the section of 12 upside on blower inlet casing with the section of the downside on blower inlet casing 12, facilitates blower inlet casing to connect with pillar 14, keep away
The section setting for exempting from pillar 14 is too big, and the installation for the component being conveniently located in blower inlet casing, such as round nut 10, impeller bearing
The connection of component 2 etc..
Referring to Fig. 1 and Fig. 8, the rotor part of the present embodiment further includes deflector 16, and deflector 16 is in turtleback, deflector
16 are set in outside pillar 14, and deflector 16 is located at the lower section of upper end cover 20, and deflector 16 is connect with upper end cover 20 by screw 19,
Deflector 16 is bootable to pump media flows flow, reduces flowing whirlpool.Deflector 16 is equipped with the pillar hole 75 worn for pillar 14
With the reinforcing rib 91 for increasing deflector Final 16 degree.The turtleback downside of deflector 16 and the intersection of pump chamber water exit end are circular arc
98, circular arc 98 is connect with water exit end streamline 99 by smooth arc transition.The upside of deflector 16 is equipped with fuisw rib 76, and downside is set
There is fuisw rib 77, the regular flow of bootable stable eliminates the flowing whirlpool of medium, effectively increases the operational efficiency of pump,
Operation energy consumption and operation hydraulic vibration value are reduced, ensure that the operation stability of pump group.In addition, referring to Figure 11, impeller 1 into
Mouth streamline 87 with outlet streamline 95 is connect by smooth circular arc 86, ensure that the waterpower streamline of 1 import of impeller and outlet
Fluency.
To sum up, the impeller 1 of the present embodiment is connected through a screw thread with pump shaft 15, and external screw thread 82, leaf is arranged in the lower end of pump shaft 15
Wheel 1 is equipped with screw hole 88, makes the connection of pump shaft 15 and impeller 1 without impeller nut, avoids impeller nut to the stream for pumping medium
The influence of field, guarantees the fluency of the waterpower streamline of impeller inlet, effectively improves the operational efficiency of pump, reduces operation energy consumption and fortune
Row vibration values guarantee the operation stability of pump group;Also pass through the first through hole 41 for the setting of upper end cover 20 being sequentially communicated, pillar 14
Third through-hole 72, the Lower shaft sleeve 6 that the cooling tube 49 of setting, the second through-hole of blower inlet casing setting, step 67 are arranged are arranged
The fourth hole 73 and internal blower inlet casing, pillar 14, the upper end cover 20, sealing cover communicated that annular groove 68 and lower bearing 71 are arranged
Lubrication/cooling/flushing chamber 34, clean lubrication/cooling/flushing liquor completely isolated with axial force balance chamber 96 are formed between 24
It will not be contacted with medium is pumped, it is not necessary to which being pumped medium by water pump is influenced.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, several improvement and replacement can also be made, these are improved and replacement
Also it should be regarded as protection scope of the present invention.
Claims (10)
1. environmentally friendly reliable pump rotor part, which is characterized in that including pump shaft and the impeller, the water conservancy diversion that are sheathed on the pump shaft
Shell, impeller bearing component, pillar, upper end cover, top chock, upper bearing (metal), Upper shaft sleeve and sealing cover, the impeller bearing component are set
Above the impeller, the impeller bearing component includes step, lower bearing and Lower shaft sleeve, and the lower end of the pump shaft is equipped with
External screw thread, the impeller are equipped with the screw hole cooperated with the external screw thread.
2. it is according to claim 1 environmental protection reliable pump use rotor part, which is characterized in that the step with it is described
Blower inlet casing is connected by screw to, and the top chock is connected by screw in the upside of the upper end cover, and the sealing cover passes through
Screw is connected to the upside of the top chock, and the pillar is set in outside the pump shaft, and the lower end of the pillar is led with described
Shell connection is flowed, the upper end of the pillar is connect with the upper end cover;
The upper end cover is equipped with first through hole, and the cooling tube extended along the length of the pillar is equipped in the pillar, described
Blower inlet casing is equipped with the second through-hole, and the step is equipped with third through-hole, and the medial surface of the step is equipped with a ring shape
Slot, the lower bearing are equipped with fourth hole, and the first through hole, the cooling tube, second through-hole, the third are logical
Hole, the annular groove and the fourth hole are sequentially communicated, the blower inlet casing, the pillar, the upper end cover and the sealing
The inside of lid communicates, and the sealing cover is equipped with the fifth hole communicated with inside it.
3. environmental protection reliable pump rotor part according to claim 1, which is characterized in that the pump shaft is equipped with positioning
The shaft shoulder, the lower section of the positioning shaft shoulder are that impeller matches coincidence, and the impeller is set to the externally threaded top, the leaf with coincidence
Wheel is equipped with the location hole for matching coincidence cooperation with the impeller.
4. environmental protection reliable pump rotor part according to claim 1, which is characterized in that the lower end of the Lower shaft sleeve is set
There is convex block, the upper end of the impeller is equipped with the groove cooperated with the convex block.
5. environmental protection reliable pump rotor part according to claim 4, which is characterized in that there are two being set on the pump shaft
The round nut, the round nut are located at the lower axle set upper side, are equipped with floor clip, the pump between two round nuts
Axis is equipped with the keyway cooperated with the floor clip.
6. environmental protection reliable pump rotor part according to claim 1, which is characterized in that the import streamline of the impeller
It is by smooth circular sliding slopes with outlet streamline.
7. it is according to claim 1 environmental protection reliable pump use rotor part, which is characterized in that the lower end of the blower inlet casing with
Mating groove is formed between the pump shaft, the upper end of the impeller is located in the mating groove.
8. environmental protection reliable pump rotor part according to claim 7, which is characterized in that be equipped with and lead in the mating groove
Faucal ring is flowed, the upper end of the impeller is sheathed on the impeller port ring with blower inlet casing choma cooperation.
9. environmental protection reliable pump rotor part according to claim 1, which is characterized in that the blower inlet casing includes water conservancy diversion
It is located at the top under the blower inlet casing on shell and under blower inlet casing, on the blower inlet casing, section under the blower inlet casing and described leads
The section for flowing the downside on shell is greater than the section of the upside on the blower inlet casing, passes through on the blower inlet casing and under the blower inlet casing
Screw connection.
10. environmental protection reliable pump rotor part according to claim 1, which is characterized in that it further include deflector, it is described
Deflector is in turtleback, and the deflector is set in outside the pillar, and the deflector is located at the lower section of the upper end cover, described
Deflector is connect with the upper end cover.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910485181.4A CN110131201A (en) | 2019-06-05 | 2019-06-05 | Environmentally friendly reliable pump uses rotor part |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910485181.4A CN110131201A (en) | 2019-06-05 | 2019-06-05 | Environmentally friendly reliable pump uses rotor part |
Publications (1)
Publication Number | Publication Date |
---|---|
CN110131201A true CN110131201A (en) | 2019-08-16 |
Family
ID=67580208
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910485181.4A Pending CN110131201A (en) | 2019-06-05 | 2019-06-05 | Environmentally friendly reliable pump uses rotor part |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN110131201A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114215792A (en) * | 2021-12-06 | 2022-03-22 | 上海炫脉医疗科技有限公司 | Micropump with totally-enclosed cleaning fluid circulating system |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101644278A (en) * | 2008-08-04 | 2010-02-10 | 广州市昕曦机电设备有限公司 | Impeller stopping device of centrifugal pump |
JP2011226420A (en) * | 2010-04-21 | 2011-11-10 | Torishima Pump Mfg Co Ltd | Vertical shaft pump facility |
CN210240099U (en) * | 2019-06-05 | 2020-04-03 | 广州市昕恒泵业制造有限公司 | Environment-friendly reliable rotor part for pump |
-
2019
- 2019-06-05 CN CN201910485181.4A patent/CN110131201A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101644278A (en) * | 2008-08-04 | 2010-02-10 | 广州市昕曦机电设备有限公司 | Impeller stopping device of centrifugal pump |
JP2011226420A (en) * | 2010-04-21 | 2011-11-10 | Torishima Pump Mfg Co Ltd | Vertical shaft pump facility |
CN210240099U (en) * | 2019-06-05 | 2020-04-03 | 广州市昕恒泵业制造有限公司 | Environment-friendly reliable rotor part for pump |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114215792A (en) * | 2021-12-06 | 2022-03-22 | 上海炫脉医疗科技有限公司 | Micropump with totally-enclosed cleaning fluid circulating system |
CN114215792B (en) * | 2021-12-06 | 2023-11-10 | 上海炫脉医疗科技有限公司 | Micropump with totally-enclosed cleaning fluid circulation system |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN204476777U (en) | Multi-impeller Centrifugal electro-pump | |
CN110145469A (en) | Environmentally friendly reliable water treatment system pump | |
CN103350366B (en) | Cutting solution supplying device and method | |
CN110131201A (en) | Environmentally friendly reliable pump uses rotor part | |
CN204984935U (en) | Formula is singly inhaled to single -stage does not have jam self priming pump | |
KR200433323Y1 (en) | A waterproof-type motor pump for self-cooling | |
CN108138783A (en) | Pump installation | |
CN101666317A (en) | Flow passage component of high-temperature high-pressure coal chemical industry | |
CN210240099U (en) | Environment-friendly reliable rotor part for pump | |
CN210977994U (en) | Flow guide body structure for pump | |
CN106762854A (en) | A kind of anti-cavitation double feed inlet double-suction multi-stage pump | |
CN105257548A (en) | Pump | |
CN212250476U (en) | Vertical back flush water pump for nuclear power | |
CN213478678U (en) | Reverse circulation shield pump with connector | |
CN204646750U (en) | Centrifugal pump hydraulic power part structure | |
CN208236658U (en) | A kind of double suction second level middle open centrifugal pump | |
CN207864239U (en) | Shaft seal structure and submerged pump comprising the shaft seal structure | |
CN203594606U (en) | Gas-liquid mixed transportation single-screw pump group provided with forced lubrication protection system | |
CN208057428U (en) | Easy-to-dismount centrifugal pump | |
CN210599471U (en) | Rotor component of reliable submersible pump | |
CN218207207U (en) | Double-runner high-strength water pump shell | |
CN209212577U (en) | A kind of outer cooling self-loopa submerged pump | |
CN213868230U (en) | Prefabricated pump station of integration of no jam and automatically cleaning | |
CN110131215A (en) | A kind of pump baffle structure | |
CN215256977U (en) | Double-suction pump transition flow passage |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination |