CN105545766A - Deflection adjusting device for impeller of axial flow pump - Google Patents
Deflection adjusting device for impeller of axial flow pump Download PDFInfo
- Publication number
- CN105545766A CN105545766A CN201610072286.3A CN201610072286A CN105545766A CN 105545766 A CN105545766 A CN 105545766A CN 201610072286 A CN201610072286 A CN 201610072286A CN 105545766 A CN105545766 A CN 105545766A
- Authority
- CN
- China
- Prior art keywords
- oil
- adjusting nut
- bearing
- flow pump
- adjusting device
- 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
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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
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
- F04D15/0027—Varying behaviour or the very pump
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- 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
- F04D15/0055—Rotors with adjustable blades
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2270/00—Control
- F05D2270/60—Control system actuates means
- F05D2270/62—Electrical actuators
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a deflection adjusting device for an impeller of an axial flow pump. The deflection adjusting device comprises a support, a driving motor, a rotating shaft assembly of the driving motor, and an adjusting rod assembly. The support comprises an upper support body and a lower support body, and the driving motor is arranged at the top of the upper support body through a flange. In addition, an upper surface bearing and a lower surface bearing are adopted so as to utilize the strong transverse compression and offset resistance of the surface bearings; buffering effects can be achieved in the upward direction and the downward direction, and thus the self-balancing capability is enhanced. Meanwhile, a lubricating system is more exquisite and can achieve a good lubricating effect on all contact surfaces.
Description
Technical field
The present invention relates generally to axial flow pump blade inner controlling device.
Background technique
At present, existing axial flow pump impeller vane is fixedly welded on wheel hub usually, because the flow Yang Cheng of axial-flow pump needs different with technical need according to water environment, needs to regulate blade orientation.Especially, when axial-flow pump starts and shut down, blade can occur to reverse in short-term thus bring reverse deboost, and then brings offset deviation to blade, needs to adjust in real time.
Summary of the invention
Goal of the invention: for above-mentioned existing Problems existing and deficiency, the object of this invention is to provide a kind of axial-flow pump impeller deflection adjusting device, and sharpness of reguulation real-time accurate that is high, that achieve leaf position regulates, and has stability high, the feature that the life-span is long.
Technological scheme: for achieving the above object, the present invention is by the following technical solutions: a kind of axial-flow pump impeller deflection adjusting device, comprise support, drive motor, the rotating assembly of drive motor and adjustable lever assembly, described support comprises upper bracket and lower support frame, and described drive motor is located at the top of upper bracket by flange;
Described adjustable lever assembly to be located on lower support frame and to comprise adjustable lever, adjusting nut assembly and balance adjusting part, described nut assembly comprises guide collar, adjusting nut, adjusting nut cover, lubricating cup and oil filling pipe, described guide collar is fixed on upper bracket top, the rotating shaft of described drive motor is threaded with adjusting nut, described adjusting nut cover to be connected on adjusting nut by bolt sleeve and to mate with guide collar, can move up and down along guide collar under the rotating drive of the rotating shaft of drive motor, described oil filling pipe be located at adjusting nut cover sidewall on and to adjustment nut sleeve in space charging-up lubricant oil, described lubricating cup to be located on adjusting nut and to provide lubricant oil to the surface of contact between adjusting nut and the rotating shaft of drive motor, described balance adjustment assembly comprises lining, first roller surface bearing, second roller surface bearing, balance ring set, Compress Spring, bearing (ball) cover, oil sealing end cap and oil filler pipe, described balance ring set is fixed on the bottom of adjusting nut cover and inwall is provided with annular boss for rigid bearing, the blind hole being provided with accommodation Compress Spring that the upper surface of described annular boss and lower surface are corresponding respectively, described lining is enclosed within adjustable lever, and between lining and adjustable lever, oil-sealing sleeve is set, described first roller surface bearing to be located on lining and to be positioned at annular boss upper surface, described second roller surface bearing to be located on lining and to be positioned at the lower surface of annular boss, in two blind holes of described annular boss upper surface and lower surface, all Compress Spring is set, this Compress Spring is corresponding first roller surface bearing and the second roller surface bearing respectively, described bearing (ball) cover is located at the upper end of the first roller surface bearing, described oil sealing end cap is fixed on the bottom of balance ring set and coordinates with oil-sealing sleeve to be formed and seal, described annular boss, bearing (ball) cover and lining are equipped with oil circuit through hole, described oil filler pipe is communicated with oil sealing end cap, lubricant oil is made to flow through each oil circuit through hole successively, thus provide lubrication to the surface of contact of parts each in balance adjustment assembly.
As preferably, also comprise the displacement transducer being located at adjusting nut and putting, thus to the amplitude of accommodation of controller Real-time Feedback adjustable lever and offset deviation.
As preferably, the outer wall of described balance ring set is also provided with lining water tank, usually adopts and directly forms water tank on the peripheral solder iron plate of balance ring set, thus cool each parts.
As preferably, between described oil-sealing sleeve and oil sealing end cap, surface of contact arranges seal ring, avoids leakage of oil.
As preferably, described lubricating cup is automatic drip lubricating cup, makes the rotation of the rotating shaft of drive motor become the straight-line displacement up and down of adjustable lever owing to being threaded, and only needs an automatic drip a small amount of lubricant oil of annotating can meet lubrication needs.
As preferably, the inwall of described guide collar is provided with fluting, and the position that described adjusting nut cover is positioned at guide collar is provided with feather key, and described guiding bond energy does spacing movement along the fluting in guide collar.
As preferably, the size of described first roller surface bearing is 1.5 ~ 3 times of the second roller surface bearing.Annular boss upper and lower surface arranges while the first roller surface bearing and the second roller surface bearing provide balance respectively, first roller surface bearing diameter is larger, because thrust upwards when starting, the plane bearing of top is subject to cross torsion power more greatly, therefore will match thus obtain better stability.
As preferably, outside described upper bracket, be provided with dust hood.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Wherein, the rotating shaft 3 of upper bracket 1, motor 2, drive motor, lower support frame 4, guide collar 5, adjusting nut 6, adjusting nut cover 7, lubricating cup 8, oil filling pipe 9, lining 10, first roller surface bearing 11, second roller surface bearing 12, balance ring set 13, Compress Spring 14, bearing (ball) cover 15, oil filler pipe 16, annular boss 17, displacement transducer 18, lining water tank 19, seal ring 20, dust-proof cover 21.
Embodiment
Below in conjunction with the drawings and specific embodiments, illustrate the present invention further, these embodiments should be understood only be not used in for illustration of the present invention and limit the scope of the invention, after having read the present invention, the amendment of those skilled in the art to the various equivalent form of value of the present invention has all fallen within the application's claims limited range.
As shown in Figure 1, a kind of axial-flow pump impeller deflection adjusting device, comprise support, drive motor, the rotating assembly of drive motor and adjustable lever assembly, described support comprises upper bracket and lower support frame, and described drive motor is located at the top of upper bracket by flange;
Described adjustable lever assembly to be located on lower support frame and to comprise adjustable lever, adjusting nut assembly and balance adjusting part, described nut assembly comprises guide collar, adjusting nut, adjusting nut cover, lubricating cup and oil filling pipe, described guide collar is fixed on upper bracket top, the rotating shaft of described drive motor is threaded with adjusting nut, described adjusting nut cover to be connected on adjusting nut by bolt sleeve and to mate with guide collar, can move up and down along guide collar under the rotating drive of the rotating shaft of drive motor, described oil filling pipe be located at adjusting nut cover sidewall on and to adjustment nut sleeve in space charging-up lubricant oil, described lubricating cup to be located on adjusting nut and to provide lubricant oil to the surface of contact between adjusting nut and the rotating shaft of drive motor, described balance adjustment assembly comprises lining, first roller surface bearing, second roller surface bearing, balance ring set, Compress Spring, bearing (ball) cover, oil sealing end cap and oil filler pipe, described balance ring set is fixed on the bottom of adjusting nut cover and inwall is provided with annular boss for rigid bearing, the blind hole being provided with accommodation Compress Spring that the upper surface of described annular boss and lower surface are corresponding respectively, described lining is enclosed within adjustable lever, and between lining and adjustable lever, oil-sealing sleeve is set, described first roller surface bearing to be located on lining and to be positioned at annular boss upper surface, described second roller surface bearing to be located on lining and to be positioned at the lower surface of annular boss, in two blind holes of described annular boss upper surface and lower surface, all Compress Spring is set, this Compress Spring is corresponding first roller surface bearing and the second roller surface bearing respectively, described bearing (ball) cover is located at the upper end of the first roller surface bearing, described oil sealing end cap is fixed on the bottom of balance ring set and coordinates with oil-sealing sleeve to be formed and seal, described annular boss, bearing (ball) cover and lining are equipped with oil circuit through hole, described oil filler pipe is communicated with oil sealing end cap, lubricant oil is made to flow through each oil circuit through hole successively, thus provide lubrication to the surface of contact of parts each in balance adjustment assembly.Adjusting nut puts and also arranges displacement transducer.As preferably, the outer wall of described balance ring set is also provided with lining water tank.As preferably, between described oil-sealing sleeve and oil sealing end cap, surface of contact arranges seal ring.As preferably, described lubricating cup is automatic drip lubricating cup.As preferably, the inwall of described guide collar is provided with fluting, and the position that described adjusting nut cover is positioned at guide collar is provided with feather key, and described guiding bond energy does spacing movement along the fluting in guide collar.As preferably, the size of described first roller surface bearing is 1.5 ~ 3 times of the second roller surface bearing.As preferably, outside described upper bracket, be provided with dust hood.
The rotating shaft of drive motor is driven to rotate by speed reducer after electric motor starting, the rotating shaft front end of drive motor with between adjusting nut for being threaded, thus by rotate become straight line motion make adjusting nut cover along guide collar internal recessing move up and down thus upper and lower displacement adjust adjustable lever highly.Adjustable lever also can rotate under the drive of impeller assembly; in order to prevent the angle of impeller assembly cheap; balance adjustment assembly is also needed to provide balance adjustment; especially when equipment just starts; current impeller assembly can produce reverse thrust upwards; thus bring skew impact (also can produce during shutdown to impeller; just degree is less); now in the compression bolt of gimbal collar-shaped boss upper and lower surface, buffering corrective action is played to roller surface bearing, in the present invention, adopt the object of plane bearing to be exactly more effectively improve anti-excursion capability.In addition, lubrication system of the present invention is more exquisite, the lubricant oil of oil filler pipe filling upwards flows through successively to two plane bearings lubrication along the oil circuit through hole of balance ring set, then through bearing headkerchief oil circuit through hole and provide lubricant oil to the surface of contact between lining and adjustable lever.
Claims (8)
1. an axial-flow pump impeller deflection adjusting device, is characterized in that: comprise support, drive motor, the rotating assembly of drive motor and adjustable lever assembly, described support comprises upper bracket and lower support frame, and described drive motor is located at the top of upper bracket by flange;
Described adjustable lever assembly to be located on lower support frame and to comprise adjustable lever, adjusting nut assembly and balance adjusting part, described nut assembly comprises guide collar, adjusting nut, adjusting nut cover, lubricating cup and oil filling pipe, described guide collar is fixed on upper bracket top, the rotating shaft of described drive motor is threaded with adjusting nut, described adjusting nut cover to be connected on adjusting nut by bolt sleeve and to mate with guide collar, can move up and down along guide collar under the rotating drive of the rotating shaft of drive motor, described oil filling pipe be located at adjusting nut cover sidewall on and to adjustment nut sleeve in space charging-up lubricant oil, described lubricating cup to be located on adjusting nut and to provide lubricant oil to the surface of contact between adjusting nut and the rotating shaft of drive motor, described balance adjustment assembly comprises lining, first roller surface bearing, second roller surface bearing, balance ring set, Compress Spring, bearing (ball) cover, oil sealing end cap and oil filler pipe, described balance ring set is fixed on the bottom of adjusting nut cover and inwall is provided with annular boss for rigid bearing, the blind hole being provided with accommodation Compress Spring that the upper surface of described annular boss and lower surface are corresponding respectively, described lining is enclosed within adjustable lever, and between lining and adjustable lever, oil-sealing sleeve is set, described first roller surface bearing to be located on lining and to be positioned at annular boss upper surface, described second roller surface bearing to be located on lining and to be positioned at the lower surface of annular boss, in two blind holes of described annular boss upper surface and lower surface, all Compress Spring is set, this Compress Spring is corresponding first roller surface bearing and the second roller surface bearing respectively, described bearing (ball) cover is located at the upper end of the first roller surface bearing, described oil sealing end cap is fixed on the bottom of balance ring set and coordinates with oil-sealing sleeve to be formed and seal, described annular boss, bearing (ball) cover and lining are equipped with oil circuit through hole, described oil filler pipe is communicated with oil sealing end cap, lubricant oil is made to flow through each oil circuit through hole successively, thus provide lubrication to the surface of contact of parts each in balance adjustment assembly.
2. axial-flow pump impeller deflection adjusting device according to claim 1, is characterized in that: also comprise the displacement transducer being located at adjusting nut and putting.
3. axial-flow pump impeller deflection adjusting device according to claim 1, is characterized in that: the outer wall of described balance ring set is also provided with lining water tank.
4. axial-flow pump impeller deflection adjusting device according to claim 1, is characterized in that: between described oil-sealing sleeve and oil sealing end cap, surface of contact arranges seal ring.
5. axial-flow pump impeller deflection adjusting device according to claim 1, is characterized in that: described lubricating cup is automatic drip lubricating cup.
6. axial-flow pump impeller deflection adjusting device according to claim 1, it is characterized in that: the inwall of described guide collar is provided with fluting, the position that described adjusting nut cover is positioned at guide collar is provided with feather key, and described guiding bond energy does spacing movement along the fluting in guide collar.
7. axial-flow pump impeller deflection adjusting device according to claim 1, is characterized in that: the size of described first roller surface bearing is 1.5 ~ 3 times of the second roller surface bearing.
8. axial-flow pump impeller deflection adjusting device according to claim 1, is characterized in that: be provided with dust hood outside described upper bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610072286.3A CN105545766A (en) | 2016-02-02 | 2016-02-02 | Deflection adjusting device for impeller of axial flow pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610072286.3A CN105545766A (en) | 2016-02-02 | 2016-02-02 | Deflection adjusting device for impeller of axial flow pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105545766A true CN105545766A (en) | 2016-05-04 |
Family
ID=55825211
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610072286.3A Pending CN105545766A (en) | 2016-02-02 | 2016-02-02 | Deflection adjusting device for impeller of axial flow pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105545766A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116892519A (en) * | 2023-09-07 | 2023-10-17 | 江苏新世界泵业有限公司 | Fluorine material axial flow pump with flexibly assembled components |
-
2016
- 2016-02-02 CN CN201610072286.3A patent/CN105545766A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116892519A (en) * | 2023-09-07 | 2023-10-17 | 江苏新世界泵业有限公司 | Fluorine material axial flow pump with flexibly assembled components |
| CN116892519B (en) * | 2023-09-07 | 2023-12-19 | 江苏新世界泵业有限公司 | Fluorine material axial flow pump with flexibly assembled components |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhao Yuming Inventor after: Zhao Chang Inventor after: Dong Wei Inventor after: Zhao Kainan Inventor after: Liu Bingbing Inventor before: Zhao Yuming Inventor before: Zhao Chang |
|
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160504 |