CN105697366A - Blade type sea water pump - Google Patents

Blade type sea water pump Download PDF

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Publication number
CN105697366A
CN105697366A CN201610217929.9A CN201610217929A CN105697366A CN 105697366 A CN105697366 A CN 105697366A CN 201610217929 A CN201610217929 A CN 201610217929A CN 105697366 A CN105697366 A CN 105697366A
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CN
China
Prior art keywords
rotor
port passage
blade
thrust plate
inlet port
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
Application number
CN201610217929.9A
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Chinese (zh)
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CN105697366B (en
Inventor
安高成
平俊
路小江
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NINGBO ZHONGYI HYDRAULIC MOTOR CO Ltd
Original Assignee
NINGBO ZHONGYI HYDRAULIC MOTOR CO Ltd
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Priority to CN201610217929.9A priority Critical patent/CN105697366B/en
Publication of CN105697366A publication Critical patent/CN105697366A/en
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Publication of CN105697366B publication Critical patent/CN105697366B/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2/00Rotary-piston machines or pumps
    • F04C2/30Rotary-piston machines or pumps having the characteristics covered by two or more groups F04C2/02, F04C2/08, F04C2/22, F04C2/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
    • F04C2/34Rotary-piston machines or pumps having the characteristics covered by two or more groups F04C2/02, F04C2/08, F04C2/22, F04C2/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in groups F04C2/08 or F04C2/22 and relative reciprocation between the co-operating members
    • F04C2/356Rotary-piston machines or pumps having the characteristics covered by two or more groups F04C2/02, F04C2/08, F04C2/22, F04C2/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in groups F04C2/08 or F04C2/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the outer member
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C13/00Adaptations of machines or pumps for special use, e.g. for extremely high pressures
    • F04C13/001Pumps for particular liquids
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C15/00Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
    • F04C15/0088Lubrication
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2210/00Fluid
    • F04C2210/10Fluid working
    • F04C2210/1094Water

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Rotary Pumps (AREA)

Abstract

The invention discloses a blade type sea water pump. The blade type sea water pump comprises a front port plate, a stator and a rear port plate, wherein the front port plate and the rear port plate are arranged at a high-pressure oil port channel communicating with an oil discharge outlet, and a low-pressure oil port channel communicating with an oil suction opening in a matched manner; a rotor is arranged in the stator; a plurality of blades are arranged between the rotor and the stator; a plurality of cylindrical grooves which are in one-to-one correspondence to the blades are formed in the outer peripheral wall of the rotor in the axial direction; cylindrical joints which are matched with the cylindrical grooves are arranged at inner ends of the blades; the blades are in running fit with the rotor through the cylindrical joints; trunnions are respectively arranged on two sides of the outer end of each blade; a rolling bearing is assembled on each trunnion in an interference manner; annular grooves are respectively formed in the front port plate and the rear port plate; the corresponding rolling bearings can be mounted in the annular grooves; and when the blades rotate along with the rotor, the trunnions drive the rolling bearings to roll around the annular grooves. The blade type sea water pump is compact and reasonable in structure, convenient to machine, small in abrasion, stable and reliable in working performance and relatively long in service life.

Description

A kind of vane type sea water pump
Technical field
The present invention relates to sea water pump technical field, particularly to a kind of vane type sea water pump。
Background technology
21 century is numerical ocean model, and Development of Marine science and technology is particularly important with high tech equipment。Sea water hydraulic technology is the key areas of ocean engineering technology, but is limited by the factor restrictions such as burn into material for a long time so that sea water hydraulic technical development is relatively slow, particularly in sea water power source sea water pump。
Sea water pump structure and principle and conventional hydraulic pumps are essentially identical。Vane type sea water pump common on the market at present, its structure generally includes the front thrust plate being sequentially connected with together, stator and rear thrust plate, front thrust plate is equipped with the high pressure hydraulic fluid port passage connected with oil drain out with rear thrust plate, the low pressure hydraulic fluid port passage connected with inlet port, rotor is installed in stator, the inside of stator is the die cavity of a sub-elliptical, the elliptic cross-section of this die cavity is by two segment length's radius arc, two sections of short radius arc and four sections of easement curve compositions, the periphery of rotor offers several radial slots, in radial slot, activity is embedded with blade, blade can slide in radial slot。
When rotor turns round, due to the effect of centrifugal force, the outer end of blade abuts with the inwall of stator so that forms several between blade, the inner surface of stator, the outer surface of rotor, front thrust plate and rear thrust plate and seals space。When rotor rotates, being in sealing in the process that space moves to orthodrome through easement curve on small arc-shaped, this blade is overhanging so that the volume in this sealing space increases generation negative pressure, is sucked from inlet port by fluid;When the sealing space being on orthodrome moves in small arc-shaped process through easement curve, blade is gradually pressed in radial slot by stator inner wall so that the volume in this sealing space reduces generation high pressure, is discharged from oil drain out by fluid。Such rotor rotates a circle, and utilizes the volume sealing space that two adjacent blade-shaped become periodically to increase and reduced oil suction and oil extraction process。
But, above-mentioned vane type sea water pump has the disadvantage that: owing to blade is loaded in the radial slot of rotor outer periphery, rotor rotation process Leaf can radially move back and forth by groove, cause rubbing between blade and rotor bigger, make to wear and tear between blade and rotor comparatively serious, this not only constrains the overall performance of sea water pump, and have impact on the service life of pump。
Summary of the invention
Present invention aims to the defect of prior art and deficiency, it is provided that a kind of vane type sea water pump, its compact conformation is reasonable, easy to process, wear and tear less, stable work in work, reliably, and service life is longer。
For achieving the above object, the present invention is by the following technical solutions:
A kind of vane type sea water pump of the present invention, including the front thrust plate being sequentially connected with together, stator and rear thrust plate, described front thrust plate is equipped with the high pressure hydraulic fluid port passage connected with oil drain out with described rear thrust plate, the low pressure hydraulic fluid port passage connected with inlet port, the rotor being connected with rotating shaft transmission is installed in described stator, some blades it are provided with between described rotor and described stator, the outer end of described blade abuts with the inner surface of described stator, axially disposed on the periphery wall of described rotor have some and described blade cylinder groove one to one, the inner of described blade is provided with the cylinder hinge suitable with described cylinder groove, described blade is rotatably assorted with described rotor by described cylinder hinge;The both sides, outer end of described blade are respectively arranged with gudgeon, and on described gudgeon, elastic conjunction has a rolling bearing, described front thrust plate and be respectively arranged with the cannelure loaded for corresponding described rolling bearing on described rear thrust plate;When described blade rotates with described rotor, described gudgeon drives described rolling bearing to roll around described cannelure。
Further, described front thrust plate is fixedly connected with drive end bearing bracket, described rear thrust plate is fixedly connected with rear end cap;Described drive end bearing bracket is respectively arranged with front high-voltage oil cavity and front inlet port passage on the end face of described front thrust plate, described rear end cap is respectively arranged with rear high-voltage oil cavity and rear inlet port passage on the end face of described rear thrust plate, described front high-voltage oil cavity is connected with described rear high-voltage oil cavity by described high pressure hydraulic fluid port passage, and described front inlet port passage is by described low pressure hydraulic fluid port passage and described rear inlet port channel connection;Described front high-voltage oil cavity is communicated to described oil drain out, described front inlet port passage and described rear inlet port passage and is all communicated to described inlet port。
Further, the quantity of described high pressure hydraulic fluid port passage and described low pressure hydraulic fluid port passage is two, the position of two described high pressure hydraulic fluid port passages is symmetrical relative to the centre of gyration line of described rotor, and the position of two described low pressure hydraulic fluid port passages is symmetrical relative to the centre of gyration line of described rotor;Described front high-voltage oil cavity and described rear high-voltage oil cavity are all arranged with described high pressure hydraulic fluid port passage one_to_one corresponding;Described front inlet port passage and described rear inlet port passage are all arranged with described low pressure hydraulic fluid port passage one_to_one corresponding。
Further, the inner of described front inlet port passage is extended with the front lubrication runner that the front rotary shaft installing hole with described drive end bearing bracket connects;The inner of described rear inlet port passage is extended with the rear lubrication runner that the rear rotating shaft installing hole with described rear end cap connects。
Further, the spline tooth being provided centrally with engaging with described rotating shaft of described rotor。
The invention have the benefit that vane type sea water pump provided by the invention, by axially disposed some with blade cylinder groove one to one on the periphery wall of rotor, and the cylinder hinge suitable with cylinder groove is set the inner of blade, blade loads in cylinder groove by cylinder hinge activity, when rotor is with axis of rotation, one, blade rotation pulling force passed to by rotor makes blade rotate with rotor, meanwhile, the gudgeon stretched out in blade both sides with under the mating reaction of rolling bearing, blade also can be applied a support reaction by the cannelure of front thrust plate and rear thrust plate, blade is made around its cylinder hinge, certain deflection to occur in the process that stator center axle rotates, owing to when rotor rotates, two adjacent blades are different around the respective cylinder instantaneous deflection angle of hinge, make blade, the inner surface of stator, the outer surface of rotor, the volume sealing space formed between front thrust plate and rear thrust plate is also different, such rotor rotates a circle, just the volume sealing space that two adjacent blade-shaped become can be utilized periodically to increase and reduced oil suction and oil extraction process。
In sum, compared with prior art, avoiding blade radially groove when the present invention works and slide, effectively reducing the friction pair within vane type sea water pump, thus alleviating the attrition and attack of blade;Secondly as the gudgeon that blade both sides are stretched out receives a part of side force of blade so that the stress of blade outer end obtains good improvement, alleviates the abrasion of blade outer end and stator inner surface;The gudgeon of blade dual-side coordinates with rolling bearing, and rotates in respective annular groove, it is therefore prevented that blade rushes phenomenon the soft of easement curve district stress sudden change of stator。Present configuration arranges advantages of simple, and compared with existing vane type sea water pump, present invention prospect in the utilization of ocean is more wide。
Accompanying drawing explanation
Fig. 1 is the integral installation distribution structure schematic diagram of the present invention;
Fig. 2 is the overall decomposition texture schematic diagram of the present invention;
Fig. 3 is the cooperation mounting structure schematic diagram of the front thrust plate of the present invention, stator, rotor and blade;
Fig. 4 is the structural representation of the front thrust plate of the present invention;
Fig. 5 is the structural representation of the rear thrust plate of the present invention;
Fig. 6 is the structural representation of the rotor of the present invention;
Fig. 7 is the structural representation of the blade of the present invention;
Fig. 8 is the structural representation of the drive end bearing bracket of the present invention;
Fig. 9 is the structural representation of the rear end cap of the present invention。
In Fig. 1 to Fig. 9:
1, front thrust plate;2, stator;3, rear thrust plate;4, high pressure hydraulic fluid port passage;5, low pressure hydraulic fluid port passage;6, drive end bearing bracket;61, front high-voltage oil cavity;62, front inlet port passage;621, front lubrication runner;63, outage;64, front rotary shaft installing hole;7, rear end cap;71, rear high-voltage oil cavity;72, rear inlet port passage;721, runner is lubricated afterwards;73, rear rotating shaft installing hole;8, rotor;81, spline tooth;82, cylinder groove;9, blade;91, cylinder hinge;92, gudgeon;93, rolling bearing;10, cannelure。
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is further illustrated。
A kind of vane type sea water pump as shown in Figures 1 to 9, including the front thrust plate 1 being sequentially connected with together, stator 2 and rear thrust plate 3, front thrust plate 1 is equipped with the low pressure hydraulic fluid port passage 5 that the high pressure hydraulic fluid port passage 4 that the oil drain out with the pump housing connects connects with the inlet port of the pump housing with rear thrust plate 3, during work, hydraulic oil drains into oil drain out through high pressure hydraulic fluid port passage 4, and the low pressure oil in inlet port is sucked by low pressure hydraulic fluid port passage 5。Specifically, front thrust plate 1 is fixedly connected with drive end bearing bracket 6, rear thrust plate 3 is fixedly connected with rear end cap 7;Drive end bearing bracket 6 is respectively arranged with front high-voltage oil cavity 61 and front inlet port passage 62 on the end face of front thrust plate 1, rear end cap 7 is respectively arranged with rear high-voltage oil cavity 71 and rear inlet port passage 72 on the end face of rear thrust plate 3, front high-voltage oil cavity 61 is connected with rear high-voltage oil cavity 71 by high pressure hydraulic fluid port passage 4, and front inlet port passage 62 is connected with rear inlet port passage 72 by low pressure hydraulic fluid port passage 5;Front high-voltage oil cavity 61 is communicated to oil drain out, and specifically, drive end bearing bracket 6 is provided with the outage 63 for the hydraulic oil in front high-voltage oil cavity 61 is expelled to oil drain out。Front inlet port passage 62 and rear inlet port passage 72 are all communicated to inlet port, are arranged so that speed of oil absorption is faster。
In order to improve the work efficiency of the present invention, rotor 8 is made within one week, to complete twice oil suction, oil extraction in rotation, the quantity of high pressure hydraulic fluid port passage 4 and low pressure hydraulic fluid port passage 5 is two, the position of two high pressure hydraulic fluid port passages 4 is symmetrical relative to the centre of gyration line of rotor 8, and the position of two low pressure hydraulic fluid port passages 5 is symmetrical relative to the centre of gyration line of rotor 8;Front high-voltage oil cavity 61 and rear high-voltage oil cavity 71 are all arranged with high pressure hydraulic fluid port passage 4 one_to_one corresponding;Front inlet port passage 62 and rear inlet port passage 72 are all arranged with low pressure hydraulic fluid port passage 5 one_to_one corresponding。
The inside of stator 2 is the die cavity of a sub-elliptical, this die cavity is made up of two segment length's radius arc curved surfaces, two sections short radius arc curved surfaces and four sections of fillet surfaces, specifically, vane type sea water pump provided by the invention, this fillet surface is wait the deceleration curved surfaces such as acceleration, the circular arc angle of fillet surface is 54 °, and the circular arc angle of great circle cambered surface and small arc surface is 18 °。
The rotor 8 being connected with rotating shaft transmission is installed in stator 2, specifically, the spline tooth 81 being provided centrally with engaging with rotating shaft of rotor 8, some blades 9 it are provided with between rotor 8 and stator 2, specifically, blade 9 quantity is ten, the width of blade 9 is consistent with the width of rotor 8, the outer end of blade 9 abuts with the inner surface of stator 2, on the periphery wall of rotor 8 axially disposed have some with blade 9 cylinder groove 82 one to one, the inner of blade 9 is provided with the cylinder hinge 91 suitable with cylinder groove 82, and blade 9 is rotatably assorted with rotor 8 by cylinder hinge 91;The both sides, outer end of blade 9 are respectively arranged with gudgeon 92, on gudgeon 92, elastic conjunction has rolling bearing 93, being respectively arranged with the cannelure 10 loaded for corresponding rolling bearing 93 on front thrust plate 1 and rear thrust plate 3, the degree of depth of cannelure 10 is equal with the thickness of rolling bearing 93;When blade 9 rotates with rotor 8, gudgeon 92 drives rolling bearing 93 to roll around cannelure 10。
Vane type sea water pump provided by the invention, by axially disposed some with blade 9 cylinder groove 82 one to one on the periphery wall of rotor 8, and the cylinder hinge 91 suitable with cylinder groove 82 is set the inner of blade 9, blade 9 loads in cylinder groove 82 by cylinder hinge 91 is movable, when rotor 8 is with axis of rotation, 9 one, blade rotation pulling force passed to by rotor 8 makes blade 9 rotate with rotor 8, meanwhile, the gudgeon 92 stretched out in blade 9 both sides with under the mating reaction of rolling bearing 93, blade 9 also can be applied a support reaction by the cannelure 10 of front thrust plate 1 and rear thrust plate 3, blade 9 is made to cut with scissors, around own cylindrical, the deflection that 91 generations are certain in the process that stator 2 central shaft rotates, due to when rotor 8 rotates two adjacent blades 9 to cut with scissors 91 instantaneous deflection angles around respective cylinder different, make blade 9, the inner surface of stator 2, the outer surface of rotor 8, the volume sealing space formed between front thrust plate 1 and rear thrust plate 3 is also different, such rotor 8 rotates a circle, just the volume sealing space that two adjacent blades 9 are formed can be utilized periodically to increase and reduced oil suction and oil extraction process。
In sum, compared with prior art, avoiding blade 9 radially groove when the present invention works and slide, effectively reducing the friction pair within blade 9 formula sea water pump, thus alleviating the attrition and attack of blade 9;Secondly as the gudgeon 92 that blade 9 both sides are stretched out receives a part of side force of blade 9 so that the stress of blade 9 outer end obtains good improvement, alleviate the abrasion of blade 9 outer end and stator 2 inner surface;The gudgeon 92 of blade 9 dual-side coordinates with rolling bearing 93, and rotates in respective annular groove 10, it is therefore prevented that blade 9 rushes phenomenon the soft of easement curve district stress sudden change of stator 2。
The inner of front inlet port passage 62 is extended with the front lubrication runner 621 that the front rotary shaft installing hole 64 with drive end bearing bracket 6 connects;The inner of rear inlet port passage 72 is extended with the rear lubrication runner 721 that the rear rotating shaft installing hole 73 with rear end cap 7 connects。By arranging front lubrication runner 621 and rear lubrication runner 721, effectively the bearing in respective axes of rotation installing hole can be lubricated during work, reduce the frictional resistance that rotating shaft is subject to, improve the service behaviour of pump。
The above is only the better embodiment of the present invention, therefore all equivalences done according to the structure described in present patent application scope, feature and principle change or modify, and are all included within the scope of present patent application。

Claims (5)

1. a vane type sea water pump, including the front thrust plate being sequentially connected with together, stator and rear thrust plate, described front thrust plate is equipped with the high pressure hydraulic fluid port passage connected with oil drain out with described rear thrust plate, the low pressure hydraulic fluid port passage connected with inlet port, the rotor being connected with rotating shaft transmission is installed in described stator, some blades it are provided with between described rotor and described stator, the outer end of described blade abuts with the inner surface of described stator, it is characterized in that: axially disposed on the periphery wall of described rotor have some and described blade cylinder groove one to one, the inner of described blade is provided with the cylinder hinge suitable with described cylinder groove, described blade is rotatably assorted with described rotor by described cylinder hinge;The both sides, outer end of described blade are respectively arranged with gudgeon, and on described gudgeon, elastic conjunction has a rolling bearing, described front thrust plate and be respectively arranged with the cannelure loaded for corresponding described rolling bearing on described rear thrust plate;When described blade rotates with described rotor, described gudgeon drives described rolling bearing to roll around described cannelure。
2. vane type sea water pump according to claim 1, it is characterised in that: described front thrust plate is fixedly connected with drive end bearing bracket, described rear thrust plate is fixedly connected with rear end cap;Described drive end bearing bracket is respectively arranged with front high-voltage oil cavity and front inlet port passage on the end face of described front thrust plate, described rear end cap is respectively arranged with rear high-voltage oil cavity and rear inlet port passage on the end face of described rear thrust plate, described front high-voltage oil cavity is connected with described rear high-voltage oil cavity by described high pressure hydraulic fluid port passage, and described front inlet port passage is by described low pressure hydraulic fluid port passage and described rear inlet port channel connection;Described front high-voltage oil cavity is communicated to described oil drain out, described front inlet port passage and described rear inlet port passage and is all communicated to described inlet port。
3. vane type sea water pump according to claim 2, it is characterized in that: the quantity of described high pressure hydraulic fluid port passage and described low pressure hydraulic fluid port passage is two, the position of two described high pressure hydraulic fluid port passages is symmetrical relative to the centre of gyration line of described rotor, and the position of two described low pressure hydraulic fluid port passages is symmetrical relative to the centre of gyration line of described rotor;Described front high-voltage oil cavity and described rear high-voltage oil cavity are all arranged with described high pressure hydraulic fluid port passage one_to_one corresponding;Described front inlet port passage and described rear inlet port passage are all arranged with described low pressure hydraulic fluid port passage one_to_one corresponding。
4. the vane type sea water pump according to Claims 2 or 3, it is characterised in that: the inner of described front inlet port passage is extended with the front lubrication runner that the front rotary shaft installing hole with described drive end bearing bracket connects;The inner of described rear inlet port passage is extended with the rear lubrication runner that the rear rotating shaft installing hole with described rear end cap connects。
5. vane type sea water pump according to claim 1, it is characterised in that: the spline tooth being provided centrally with engaging with described rotating shaft of described rotor。
CN201610217929.9A 2016-04-07 2016-04-07 A kind of vane type sea water pump Active CN105697366B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610217929.9A CN105697366B (en) 2016-04-07 2016-04-07 A kind of vane type sea water pump

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Application Number Priority Date Filing Date Title
CN201610217929.9A CN105697366B (en) 2016-04-07 2016-04-07 A kind of vane type sea water pump

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CN105697366A true CN105697366A (en) 2016-06-22
CN105697366B CN105697366B (en) 2018-02-02

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107218215A (en) * 2017-08-03 2017-09-29 郭素英 Vane type volumetric pump
CN107218213A (en) * 2017-08-03 2017-09-29 太原科技大学 Swing vane-type pump
CN107288874A (en) * 2017-08-03 2017-10-24 太原科技大学 Single-acting blade-type displacement pump
CN114198277A (en) * 2021-12-14 2022-03-18 浙江工业大学 Gear Driven Reciprocating Piston Pump

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US1952142A (en) * 1931-06-08 1934-03-27 Francis C Peterson Compressor
US2487685A (en) * 1945-03-20 1949-11-08 Wright Aeronautical Corp Rotary oscillating vane pump
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US20050053509A1 (en) * 2003-09-04 2005-03-10 Liposcak Curtis J. Hinged-vane rotary pump
CN201437774U (en) * 2009-06-11 2010-04-14 浙江陀曼精密机械有限公司 Rolling friction vane pump
CN202091193U (en) * 2011-05-23 2011-12-28 浙江工商职业技术学院 Vane pump with novel vane structure
CN202833137U (en) * 2012-08-20 2013-03-27 东莞市神煜机械有限公司 Double-acting vane pump

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1842829A (en) * 1929-07-31 1932-01-26 Gregg David Rotary compressor
US1952142A (en) * 1931-06-08 1934-03-27 Francis C Peterson Compressor
US2487685A (en) * 1945-03-20 1949-11-08 Wright Aeronautical Corp Rotary oscillating vane pump
DE3344181A1 (en) * 1982-12-15 1984-06-28 Barmag Barmer Maschinenfabrik Ag, 5630 Remscheid Vane pump
US20050053509A1 (en) * 2003-09-04 2005-03-10 Liposcak Curtis J. Hinged-vane rotary pump
CN201437774U (en) * 2009-06-11 2010-04-14 浙江陀曼精密机械有限公司 Rolling friction vane pump
CN202091193U (en) * 2011-05-23 2011-12-28 浙江工商职业技术学院 Vane pump with novel vane structure
CN202833137U (en) * 2012-08-20 2013-03-27 东莞市神煜机械有限公司 Double-acting vane pump

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107218215A (en) * 2017-08-03 2017-09-29 郭素英 Vane type volumetric pump
CN107218213A (en) * 2017-08-03 2017-09-29 太原科技大学 Swing vane-type pump
CN107288874A (en) * 2017-08-03 2017-10-24 太原科技大学 Single-acting blade-type displacement pump
CN107288874B (en) * 2017-08-03 2018-10-26 太原科技大学 Single-acting blade-type positive displacement pump
CN107218215B (en) * 2017-08-03 2019-01-01 郭素英 Vane type volumetric pump
CN114198277A (en) * 2021-12-14 2022-03-18 浙江工业大学 Gear Driven Reciprocating Piston Pump

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