CN1191275A - Swing vane-type pump - Google Patents
Swing vane-type pump Download PDFInfo
- Publication number
- CN1191275A CN1191275A CN97120986A CN97120986A CN1191275A CN 1191275 A CN1191275 A CN 1191275A CN 97120986 A CN97120986 A CN 97120986A CN 97120986 A CN97120986 A CN 97120986A CN 1191275 A CN1191275 A CN 1191275A
- Authority
- CN
- China
- Prior art keywords
- rotor
- stator
- pump
- radially
- blade
- 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.)
- Granted
Links
Images
Abstract
A volume-type pump with swinging blades is composed of stator and its end plate, rotor and its end plate, front cover and back cover, and structurally features that it also has blades swinging around their root mounted to rotor and its end plate, radial distribution sleeve between stator and swinging blades, centrifugal sealing strip between rotor and roots of blades, and axial position regulator mounted to pump and rotor shaft. Its advantages are high self-sucking performance, high flow and efficiency, long service life, and simple structure.
Description
The present invention relates to a kind of capacity type vane pump, particularly a kind of realization volitional check pump pressure superelevation, no entrap phenomenon, the self-priming performance height, flow is big, efficient is high, the life-span is long, easy to loading and unloading, radially pass in and out the little swing vane-type pump of oil liquid resistance, it is applicable to the pump drainage handling operation of fluid such as gasoline, kerosene, diesel oil, is specially adapted to clean oil depot, the operation at the oil groove oil end.
The present invention is the further improvement that the claimant is proposed " Swingrolling vane pump " application for a patent for invention on September 14th, 95.This application for a patent for invention number is 95115478.8, publication number CN1129288A, open August 21 96 year date.Find by trial-production and test, Swingrolling vane pump has under the situation of remarkable advantages such as flow is big, self-priming performance is high, reliable and stable, dry sound is little, remain in deficiency: (1) is because between leaf head roller and the blade body, between root of blade and the rotor, between stator both ends of the surface and the rotor end plates, for preventing that producing friction has certain necessary gap, unfavorable to the self-priming performance and the volumetric efficiency of further raising pump.(2) for rotor can sealed stator faces under rotation status, therefore the rotor end plates external diameter must cause the trouble of removing stage makeup and costume, to the inconvenience of user's use and maintenance greater than diameter of stator bore.
The objective of the invention is to overcome above-mentioned shortcoming, a kind of self-priming performance height is provided, the swing vane-type pump that particularly doing absorption can be high, flow is big, efficient is high, long service life, demolition positive displacement easy to assembly radially pass in and out fluid.
The object of the present invention is achieved like this: it comprises stator and is loaded on stator end plate, protecgulum, the bonnet at its two ends, in pump chamber, rotor is housed by the pump shaft that links to each other with the motor shaft extension, in two ends of rotor rotor end plates is housed, between rotor and oscillating vane root, Stamping Steel Ribbon is housed, diameter of stator bore and rotor have an eccentric distance e, it is characterized in that: on rotor and rotor end plates, being equipped with the root of blade is the oscillating vane of rotating shaft, is fixed with radially flow cover in diameter of stator bore.
Purpose of the present invention can also following manner realize: oscillating vane, by the blade balance staff, the wear-resisting panel of blade body and leaf head is formed, or blade body and its head panel are made an overall structure by high-abrasive material.
Be fixed with the radially flow cover that radially passes in and out fluid in the stator, be divided into low pressure feed liquor window region (C) on it, high press juice window region (D), last sealing isolated area (A), under seal four districts of isolated area (B), the cambered surface length that last sealing isolated area (A) is contained, be slightly larger than and contain cambered surface length between two blades, seal cambered surface length that isolated area (B) contained down greater than two and two cambered surface length to be contained between the upper blade, window shape is the radially groove of long strip, or several garden through holes radially that are arranged in long strip, also can be with radially the flow cover is in aggregates with stator system.
The root place of each blade has the bar groove on the cylinder of the outer garden of rotor, and Stamping Steel Ribbon is housed in the groove.
Stator end plate is loaded on the interior edge face at stator two ends, and the internal diameter of stator end plate is less than the internal diameter of the cover of flow radially, and two internal diameters have an eccentric distance e, and the external diameter of rotor end plates is loaded in the internal diameter of stator end plate, is the little gap state that is rotatably assorted.
On rotor and pump shaft, the rotor axial position of being made up of adjustment swivel nut, locking nut, fastening screw trip bolt is housed adjusts control gear.
The present invention has following advantage:
(1), the self-priming performance of pump and volumetric efficiency are further improved, particularly the dried suction degree of vacuum of pump enlarges markedly, and is more suitable in pump drainage cleaning oil depot, the operation at the oil groove oil end.The one, because on the oscillating vane after the improvement 18, there is not leakage-gap to exist, leaf head is equipped with the head panel of being made by the high-abrasive material teflon of a small amount of graphite (as dose), good airproof performance, the wearing and tearing back is replaceable, also blade body and its head panel can be made an overall structure by high-abrasive material.The 2nd, because strengthened in the pump chamber cambered surface length that 19 times sealings of flow cover isolated area B is radially contained, making all has two with upper blade the sealing of the high and low pressure chamber in the pump chamber to be kept apart constantly, has increased the potted line among the B of confined area.The 3rd, the root place of each blade has the bar groove on the cylinder of garden outside rotor 4, and wear-resistant seal bar 24 is housed in the groove, and under action of centrifugal force, Stamping Steel Ribbon is adjacent to automatically at root of blade, with clearance seal herein.The 4th, between rotor end plates and stator faces, under rotation status, must there be the movable sealing structure of certain interval, change into stator end plate 21, be fixed on gapless static seal structure on stator 17 end faces.Owing to take above-mentioned measure, so the self-priming performance of pump and volumetric efficiency increase significantly.
(2), working stability is safe and reliable, sensitive to pollution is little, the one, oscillating vane can be made by the abrasion-proof corrosion-proof corrosion material in the pump, is not afraid of the immersion of various fluid, is difficult for aging fracture.The 2nd, because when containing the short grained foreign matter of hard when pump pressure or in by contaminated fluid, as the grains of sand, Screw, primary nut etc., blade can be opened automatically foreign matter is discharged pumping hole.So each blade all plays the effect of insurance valve, sensitive to pollution is little, is more suitable in cleaning oil depot, the operation at the oil groove oil end.
(3), the user loads and unloads simply the use and maintenance convenience.The one, because will be greater than the rotor end plates of diameter of stator bore, change into less than after radially flow overlaps rotor inner diameter end plate 23, can be with the external diameter of rotor end plates 23, adorn in the internal diameter of sub-stator end plate 21, be the closely spaced state that is rotatably assorted, and in the internal diameter of stator end plate 21, be equipped with and prevent the O-ring seals 22 that leaks.The 2nd, because the blade balance staff is divided into two minor axises,, be loaded on respectively in the axis hole on the rotor end plates 23 in the mode of interference fit, with the axis hole of oscillating vane 18 roots, be loaded on the blade balance staff 2 on the rotor end plates 23 in the mode of Spielpassung.This structure is not only easy to loading and unloading, and has saved blade balance staff bearing, and has eliminated the leakage-gap between axle and the bearing.Because the bigger improvement of said structure, after so protecgulum 1, stator end plate 21 need only being dismantled, can directly check the abrasion condition in blade and the pump chamber, after again rotor end plates 23 being dismantled, can easily each blade be taken out, after again locking nut being dismantled, can be with whole rotor together with taking-up of blade.So loading and unloading are simple, use and maintenance is convenient.
Describe in detail below in conjunction with accompanying drawing:
Fig. 1 plan view of the present invention (analyse and observe on top)
Fig. 2 is the left side view (broken section) of Fig. 1
Fig. 3 is along Figure 1A-A sectional view (view after removal protecgulum, stator end plate, the rotor end plates)
Fig. 4 is oscillating vane figure
Structure of the present invention partly is made up of rotor, stator, protecgulum and bonnet, pump shaft and motor, rotor axial position adjustment control gear etc.
One, rotor portion: comprise rotor 4, rotor end plates 23, blade balance staff 2, Stamping Steel Ribbon 24 etc.Blade balance staff 2 is loaded in the balance staff hole on the rotor end plates 23 with interference fit.By end plate sunk screw 3, locating stud 25,, be fastened on the both ends of the surface of rotor 4 rotor end plates 23.Oscillating vane 18, is loaded on the blade balance staff 2 on the rotor end plates 23 with gap fiting mode by the hole of its root.The root place of each blade has the bar groove on the cylinder of garden outside rotor 4, and device has Stamping Steel Ribbon 24 in the groove, and under action of centrifugal force, Stamping Steel Ribbon is with root of blade and gap between rotor sealing.
The structure of oscillating vane 18 is referring to Fig. 4, and it is by blade body 18--1, and leaf head panel 18--2 constitutes, and panel is made by the high-abrasive material high-abrasive materials such as teflon of a small amount of graphite (as dose).At any time change according to abrasion condition, also blade body and its head panel can be made an overall structure by the anti-material that wastes.
Two, stationary part: comprise stator 17, radially the flow cover 19, stator end plate 21, pumping hole ready-packaged joint 40, import vacuum gauge 37, delivery gauge 34, table mouthful O-ring seals 38, pumping hole O-ring seals 39 formations such as grade, radially flow cover 19 is made by high-abrasive material, with the mode mount of interference fit in stator 17, on the radially flow cover 19 that radially passes in and out fluid, low pressure feed liquor window region C is arranged, high press juice window region D, last sealing isolated area A, under seal isolated area B, window shape is the radially groove of long strip, or several garden through holes (referring to Fig. 3) radially that are arranged in long strip.With sunk screw 16 stator end plate 21 is fixed on the both ends of the surface of stator 17.End plate O-ring seals 22 is housed in the endoporus of stator end plate 21.With pumping hole bolt 31, pumping hole packing ring 32, chain link packing ring 33 respectively with pumping hole ready-packaged joint 40, pumping hole O-ring seals 39, be assemblied in the import and outlet of stator 17, protect flap 41 and be loaded on the pumping hole ready-packaged joint 40, the chain that protects on the flap is connected with chain link packing ring 33.Import vacuum gauge 37, delivery gauge 34 and table mouthful O-ring seals 38 thereof are housed respectively on importing and exporting.With nameplate rivet 36 pump nameplate 35 is fixed on the upper case of stator 17.
Three, protecgulum and back cover portion: comprise protecgulum 1, bonnet 20, pump cover O-ring seals 15, pump shaft bearing 8, oilhole blind nut 6, sealing gasket 7, shaft seal circle 28, unload formations such as packing 26.Shaft seal circle 28 and unload packing 26 is loaded in the endoporus of bonnet 20.Be connected and fixed with pump cover bolt 12, pump cover nut 13, pump cover packing ring 14,, protecgulum 1 and bonnet 20 be assemblied in respectively on the front/rear end of stator 17 with 15 sealings of pump cover O-ring seals.Be useful on the tank filler sleeve of lubricant pump axle bearing 8 in the upper front end of protecgulum 1, oilhole is connected and fixed bonnet 20 and flame-proof type threephase asynchronous 27 with motor fixing bolt 30 with oilhole blind nut 6 and sealing gasket 7 sealings.
Four, pump shaft and motor portion: comprise pump shaft 9, pump shaft dive key 29 compositions.Pump shaft 9 promptly is flame-proof type threephase asynchronous 27 elongated shaft expansions, and pump shaft 9 is connected with rotor 4 assemblings by pump shaft dive key 29, and pump shaft 9 preceding end journals are packed in the pump shaft bearing 8 of protecgulum 1.
Five, control section is adjusted in the rotor axial position: comprise internal thread and the pump shaft 9 front end outside threads composition of adjusting swivel nut 5, locking nut 11, fastening screw trip bolt 10, rotor 4 front ends.Adjust in the internal thread of swivel nut and rotor 4 front ends of packing into by its outside thread, locking nut 11 is contained in by its internal thread on the outside thread of pump shaft 9 front ends, and fastening screw trip bolt 10 is contained on the locking nut 11.Control section is adjusted in the rotor axial position, after assembling by Fig. 1, its adjusting method is: earlier locking nut 11 is unclamped, rotating adjustment swivel nut 5 can make rotor 4 move forward and backward vertically, make the two ends and stator end plate 21 inner side surfaces of oscillating vane 18, each keeps one not produce the micro-gap of sliding friction.Again fastening screw trip bolt 10 is held out against on pump shaft 9 after after adjusting locking nut 11 being tightened and get final product.
The working principle summary:
Be summarized as follows with shown in Figure 3:
The calculating formula of general single acting vane pump revolution Theoretical flowing capacity p is:
P=2eB (π D-δ z) rice
3/ change
In the formula: e--stator and eccentricity of rotor rice
D--diameter of stator bore (studding with the internal diameter of D for overlapping when radially flow overlaps) rice
δ--blade average thickness rice
The z--number of blade
B--width of blade rice
The center of the internal diameter of oscillating vane pump stator 17 and rotor 4 is the installment state of an eccentric distance e.The shaft extension of motor lengthening promptly is a pump shaft 9, and pump shaft 9 sense of rotation at work is defined as at motor shaft extension one end, and the pump shaft 9 of looking vertically is for turning clockwise.
The storing orientation of oscillating vane 18 in pump chamber, by the sense of rotation of pump shaft 9 be root of blade preceding, head after be the placement of taking advantage of a situation.
The radially flow cover 19 that radially passes in and out fluid is divided into low pressure feed liquor window region C with pump chamber, high press juice window region D, on seal isolated area A, four districts of following sealing isolated area B.Pump at work, constantly all there is a blade to be among the sealing isolated area A, in this simultaneously, two of Shi Keyou are in down among the sealing isolated area B with upper blade, with low pressure feed liquor window region C in the pump chamber and high press juice window region D, (and the sliding blade pump of prior art is kept apart in sealing, owing to there is entrap phenomenon, constantly can only there be a blade to be in simultaneously, under seal in the isolated area, with the height in the pump chamber, the low-pressure cavity sealing is kept apart, and in order to eliminate this entrap phenomenon, on hyperbaric chamber sealing isolated area on one side, open and be shaped on the off-load groove, therefore influenced the raising of pump self-priming performance).When leaf head changes into low pressure feed liquor window region C, leaf head is shown clockwise around blade balance staff 2, pump chamber increases the formation negative pressure of vacuum fluid is sucked pumping hole, when leaf head changes into high press juice window region D, leaf head is put back counterclockwise around blade balance staff 2, and pump chamber dwindles generation pressure fluid is extruded pumping hole.The turnover window of flow cover radially in the import and export of pump and the pump chamber, the straight line resistance that communicates is little, the efficient height.And that the sliding blade pump of prior art generally is the axial flow distribution resistance is big.
The pressure maximum of pump depends on leaf head, affacts flow radially and overlaps the centrifugal force on 19 internal diameters and the coefficient of sliding friction of leaf head high-abrasive material.Can carry out detailed calculated according to maximum pump pressure and determine each parameter.
Claims (6)
1, a kind of positive displacement swing vane-type pump, comprise stator (17) and be loaded on the stator end plate (21) at its two ends, protecgulum (1), bonnet (20), in pump chamber, rotor (4) is housed by the pump shaft (9) that links to each other with the motor shaft extension, at rotor (4) two ends rotor end plates (23) is housed, between rotor (4) and oscillating vane (18) root, Stamping Steel Ribbon (24) is housed, stator (17) internal diameter and rotor (4) have an eccentric distance e, it is characterized in that: on rotor (4) and rotor end plates (23), being equipped with the root of blade is the oscillating vane (18) of rotating shaft, is fixed with radially flow cover (19) in stator (17) internal diameter.
2, swing vane-type pump according to claim 1 is characterized in that: oscillating vane (18), by blade balance staff (2), the wear-resisting panel of blade body and leaf head is formed, or blade body and its head panel are made an overall structure by high-abrasive material.
3, according to claim 1,2 described swing vane-type pumps, it is characterized in that: be fixed with the radially flow cover (19) that radially passes in and out fluid in the stator (17) and be divided into low pressure feed liquor window region (C) on it, high press juice window region (D), last sealing isolated area (A), under seal four districts of isolated area (B), the cambered surface length that last sealing isolated area (A) is contained, be slightly larger than and contain cambered surface length between two blades, seal cambered surface length that isolated area (B) contained down greater than two and two cambered surface length to be contained between the upper blade, window shape is the radially groove of long strip, or several garden through holes radially that are arranged in long strip, also flow cover (19) radially can be made an integral body with stator (17).
4, according to claim 1,2,3 described swing vane-type pumps, it is characterized in that: the root place of each blade has the bar groove on the cylinder of the outer garden of rotor (4), and Stamping Steel Ribbon (24) is housed in the groove.
5, according to claim 1,2,3,4 described swing vane-type pumps, it is characterized in that: stator end plate (21) is loaded on the interior edge face at stator (17) two ends, the internal diameter of stator end plate (21) is less than the internal diameter of flow cover (19) radially, and two internal diameters have an eccentric distance e, the external diameter of rotor end plates (23) is loaded in the internal diameter of stator end plate (21), is the little gap state that is rotatably assorted.
6, according to claim 1,2,3,4,5 described swing vane-type pumps, it is characterized in that: on rotor (4) and pump shaft (9), rotor (4) axial position of being made up of adjustment swivel nut (5), locking nut (11), fastening screw trip bolt (10) is housed adjusts control gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN97120986A CN1059019C (en) | 1997-12-05 | 1997-12-05 | Swing vane-type pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN97120986A CN1059019C (en) | 1997-12-05 | 1997-12-05 | Swing vane-type pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1191275A true CN1191275A (en) | 1998-08-26 |
| CN1059019C CN1059019C (en) | 2000-11-29 |
Family
ID=5176114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN97120986A Expired - Fee Related CN1059019C (en) | 1997-12-05 | 1997-12-05 | Swing vane-type pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1059019C (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100374725C (en) * | 2006-03-15 | 2008-03-12 | 王振忠 | Rotary blade pump |
| CN101672275B (en) * | 2008-09-12 | 2011-07-06 | 丑毅 | Swinging-bucket type rotor pump |
| CN103912489A (en) * | 2014-03-10 | 2014-07-09 | 汤斌 | Eccentric moving blade pump |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH618771A5 (en) * | 1978-02-10 | 1980-08-15 | Idram Eng Co Est | |
| US4451251A (en) * | 1982-03-03 | 1984-05-29 | Thomas Jefferson University | Stroke treatment utilizing extravascular circulation of oxygenated synthetic nutrients to treat tissue hypoxic and ischemic disorders |
| DE3436741A1 (en) * | 1984-10-06 | 1986-04-10 | Pierburg Gmbh & Co Kg, 4040 Neuss | Rotary-piston pump having hinged lobes |
| DE3501506A1 (en) * | 1985-01-18 | 1986-07-24 | Pierburg Gmbh & Co Kg, 4040 Neuss | ROTARY BLADE PUMP |
| EP0221262B1 (en) * | 1985-08-14 | 1988-11-02 | Buchtal Gesellschaft mit beschränkter Haftung | Large-size ceramic slab with retaining components provided on the side away from the visual side |
| CN1053031C (en) * | 1995-09-14 | 2000-05-31 | 王振忠 | Swingrolling vane pump |
-
1997
- 1997-12-05 CN CN97120986A patent/CN1059019C/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100374725C (en) * | 2006-03-15 | 2008-03-12 | 王振忠 | Rotary blade pump |
| CN101672275B (en) * | 2008-09-12 | 2011-07-06 | 丑毅 | Swinging-bucket type rotor pump |
| CN103912489A (en) * | 2014-03-10 | 2014-07-09 | 汤斌 | Eccentric moving blade pump |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1059019C (en) | 2000-11-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5348453A (en) | Positive displacement screw pump having pressure feedback control | |
| EP2352921B1 (en) | Tooth profile for rotors of positive displacement external gear pumps | |
| CN1059019C (en) | Swing vane-type pump | |
| EP0560462B1 (en) | Positive displacement pumps | |
| CN2345738Y (en) | Oscillating vane pump | |
| US4645439A (en) | Adjustable gear pump | |
| US6200116B1 (en) | Vacuum pumps | |
| CN2348151Y (en) | Rotary positive displacement Roots oil pump | |
| CN1059018C (en) | Pendulum rotary vane pump | |
| CN1053031C (en) | Swingrolling vane pump | |
| CN2266048Y (en) | Swing roller vane pump | |
| CN2823601Y (en) | Three-blade rotor rotation piston pump | |
| CN100535444C (en) | Rotary piston type oil pump | |
| CN209523872U (en) | A kind of impeller pump conveying solid-liquid double-phase | |
| CN2251638Y (en) | Vacuum flexible paddle pump | |
| CN2325562Y (en) | Vane pump | |
| CN2646421Y (en) | Rotary piston type oil transfer pump | |
| CN200961584Y (en) | Super big water ring vacuum pump | |
| CN218624762U (en) | Water pump with protection mechanism | |
| CN2573727Y (en) | High-efficiency reciprocating viscous oil rotor pump | |
| CN109555683B (en) | Rotor pump for conveying solid-liquid double phases | |
| CN2708005Y (en) | Enclosed sliding vane self-priming pump | |
| CN2592900Y (en) | Differential high-pressure rotor pump | |
| CN1563721A (en) | Intemally-closed slide self-sucking pump | |
| CN2482596Y (en) | Sliding sheet type dynamic reciprocating pump |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20001129 |