CN209195696U - A kind of turbopump - Google Patents

A kind of turbopump Download PDF

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Publication number
CN209195696U
CN209195696U CN201821866328.1U CN201821866328U CN209195696U CN 209195696 U CN209195696 U CN 209195696U CN 201821866328 U CN201821866328 U CN 201821866328U CN 209195696 U CN209195696 U CN 209195696U
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rotor
piston
cylindrical type
rotary
type chamber
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白明
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Abstract

A kind of turbopump, including cylindrical type chamber and rotor unit, rotor unit setting is intracavitary in cylindrical type, rotor unit includes rotor and rotary-piston, rotary-piston is flexibly connected with rotor dynamic sealing, the center of circle of rotor and the center of circle of cylindrical type chamber form eccentricity, cylindrical type resonator end surface, rotor end-face and rotor side, respectively with the mating surface of left end cap, the mating surface of right end cap forms dynamic sealing cooperation, rotary-piston is matched with rotor, the front end of rotary-piston is flexibly connected with rotor dynamic sealing, rotary-piston is driven to open when the rotor rotates, rotary-piston rear end it is tangent with cylindrical type cavity wall cylindrical surface and engage drive cylindrical type chamber rotated around the center of circle;Rotor unit and cylindrical type chamber constitute composite motion unit body;The utility model structure is simple, processing and manufacturing is easy, operational efficiency is high.It is widely used in each industrial department medium and pumps pressurization technological process of production field.

Description

A kind of turbopump
Technical field
The utility model belongs to positive displacement technical field, relates generally to pump and supercharging equipment;Solid is free of for pumping Grain has the medium of lubricating property;Applied to each industrial circle.
Background technique
Currently, usually used positive displacement pump mainly has both at home and abroad: plunger type, screw, cam rotor type pump.It is above-mentioned each Kind positive displacement pump is respectively present following disadvantage: structure is complicated, noise, processing and manufacturing difficulty is larger, operational efficiency is low.
Summary of the invention
Purpose of utility model: the utility model provides a kind of turbopump, and its purpose is to solve existing equipment structure Complexity, noise, the processing and manufacturing problem that difficulty is larger, operational efficiency is low.
Technical solution:
A kind of turbopump, including cylindrical type chamber (1) and rotor unit, rotor unit setting is interior in cylindrical type chamber (1), Rotor unit includes rotor (2) and rotary-piston (3), and rotary-piston (3) is flexibly connected with rotor (2) dynamic sealing, rotor (2) The center of circle (O2) of the center of circle (O1) and cylindrical type chamber (1) forms eccentricity (e), cylindrical type chamber (1) end face (two axial end faces, Two end faces in left and right in Fig. 2), the end face rotor (2) (in two axial Fig. 2 left and right two end faces) and rotary-piston (3) (Fig. 2 The end face of middle left and right two) end face, dynamic sealing cooperation is formed with the mating surface of left end cap (7), the mating surface of right end cap (6) respectively, It is characterized by: rotary-piston (3) is matched with rotor (2), the front end of rotary-piston (3) is flexibly connected with rotor (2) dynamic sealing (f crawl air-tight movable connects i.e. in Fig. 4) drives rotary-piston (3) to open, after rotary-piston (3) when rotor (2) rotation It holds tangent with cylindrical type chamber (1) inner wall cylindrical surface and engages drive cylindrical type chamber (1) around the center of circle (O2) rotation;Rotor unit and circle Column type chamber (1) constitutes composite motion unit body;
When work, rotor (2) high-speed rotation generates centrifugal force;Rotary-piston (3) opens automatically, rotary-piston (3) rear end Respectively with the tangent dynamic engagement in cylindrical type chamber (1) inner wall cylindrical surface (meshing point is respectively a, b, c, d, g);Rotation on rotor unit Turn a work plug (3) it is tangent with cylindrical type chamber (1) inner wall and engage drive cylindrical type chamber (1) around the center of circle (O2) rotate, rotor unit will Cylindrical type chamber (1) segmentation formed at least two independent dynamic chambers (be respectively as shown in figure 1 I for five separate chambers, II, III, IV, V).
Rotary-piston (3) is the piston of flexible material or rigidity.
Cylindrical type chamber (1) inner wall is provided with flexible material layer (1-1).(preferably to realize rotary-piston (3) and cylindrical type The engagement of chamber (1) inner wall and dynamic sealing and other effects!)
Cylindrical type chamber (1) is arranged on bearing (5) inner ring and can freely turn with bearing (5) around the center of circle (o2) of itself It is dynamic.
The chamber that volume is gradually changed from small to big in independent dynamic chamber is air-breathing chamber, and the chamber of volume from large to small is row Gas chamber (such as: shown in Fig. 1, II, III is air-breathing chamber, and I, IV, V is exhaust chamber);
Sucking is provided on right end cap (6) with runner (9), sucking is connected to runner (9) with suction inlet (10), sucks flow Road (9) corresponds to air-breathing chamber;
It is also provided with extrusion on right end cap (6) with runner (11), extrudes and is connected to runner (11) with discharge opening (12), extruded It is corresponding with exhaust chamber with runner (11).
Advantageous effect:
A kind of turbopump, the utility model structure is simple, processing and manufacturing is easy, operational efficiency is high.It is widely used in Each industrial department medium pumps pressurization technological process of production field.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is the side cross-sectional, view of Fig. 1;
Fig. 3 is the schematic diagram of end cap;
Fig. 4 is the structural schematic diagram of rotor unit;
Fig. 5 is another structural schematic diagram of rotor unit.
Specific embodiment
A kind of turbopump, including cylindrical type chamber (1) and rotor unit, rotor unit setting is interior in cylindrical type chamber (1), Rotor unit includes rotor (2) and rotary-piston (3), and rotary-piston (3) is flexibly connected with rotor (2) dynamic sealing, rotor (2) The center of circle (O2) of the center of circle (O1) and cylindrical type chamber (1) forms eccentricity (e), cylindrical type chamber (1) end face (two axial end faces, Two end faces in left and right in Fig. 2), the end face rotor (2) (in two axial Fig. 2 left and right two end faces) and rotary-piston (3) (Fig. 2 The end face of middle left and right two) end face, dynamic sealing cooperation is formed with the mating surface of left end cap (7), the mating surface of right end cap (6) respectively, It is characterized by: rotary-piston (3) is matched with rotor (2), the front end of rotary-piston (3) is flexibly connected with rotor (2) dynamic sealing (f crawl air-tight movable connects i.e. in Fig. 4) drives rotary-piston (3) to open, after rotary-piston (3) when rotor (2) rotation It holds tangent with cylindrical type chamber (1) inner wall cylindrical surface and engages drive cylindrical type chamber (1) around the center of circle (O2) rotation;Rotor unit and circle Column type chamber (1) constitutes composite motion unit body;
When work, rotor (2) high-speed rotation generates centrifugal force;Rotary-piston (3) opens automatically, rotary-piston (3) rear end Respectively with the tangent dynamic engagement in cylindrical type chamber (1) inner wall cylindrical surface (meshing point is respectively a, b, c, d, g);Rotation on rotor unit Turn a work plug (3) it is tangent with cylindrical type chamber (1) inner wall and engage drive cylindrical type chamber (1) around the center of circle (O2) rotate, rotor unit will Cylindrical type chamber (1) segmentation formed at least two independent dynamic chambers (be respectively as shown in figure 1 I for five separate chambers, II, III, IV, V).
Rotary-piston (3) is the piston of flexible material or rigidity.
Cylindrical type chamber (1) inner wall is provided with flexible material layer (1-1).(preferably to realize rotary-piston (3) and cylindrical type The engagement of chamber (1) inner wall and dynamic sealing and other effects!)
Cylindrical type chamber (1) is arranged on bearing (5) inner ring and can freely turn with bearing (5) around the center of circle (o2) of itself It is dynamic.
The chamber that volume is gradually changed from small to big in independent dynamic chamber is air-breathing chamber, and the chamber of volume from large to small is row Gas chamber (such as: shown in Fig. 1, II, III is air-breathing chamber, and I, IV, V is exhaust chamber);
Sucking is provided on right end cap (6) with runner (9), sucking is connected to runner (9) with suction inlet (10), sucks flow Road (9) corresponds to air-breathing chamber;
It is also provided with extrusion on right end cap (6) with runner (11), extrudes and is connected to runner (11) with discharge opening (12), extruded It is corresponding with exhaust chamber with runner (11).
It is described in detail with reference to the accompanying drawing:
A kind of turbopump;Shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4;The pump housing (4) inner cavity is inlaid with bearing (5) its centre of gyration For o2;Cylindrical type chamber (1) be arranged on bearing (5) inner ring and can freedom and bearing (5) around o2 rotation.Rotor unit is placed on In cylindrical type chamber (1);Rotor unit includes rotor (2) rotary-piston (3);It is hingedly moved with rotor (2) hole f at rotary-piston (3) end f Sealing;Rotor (2) centre of gyration is o1;Cylindrical type chamber (1) centre of gyration is o2;Eccentricity between o1 and o2 is e;Cylindrical type Chamber (1) end face;Rotor (2) end face;Rotary-piston (3) end face;Respectively with left end cap (7) mating surface, right end cap (6) mating surface shape Cooperate at dynamic sealing.Sucking is provided on right end cap (6) with runner (9) and suction inlet (10) connection;Extrusion is provided with runner (11) With discharge opening (12) connection;Main shaft (8) and rotor (2) be coaxial to be coupled driving rotor (2) and rotates around centre of gyration o1.When high speed turns Centrifugal force is generated when dynamic;Rotary-piston (3) opens automatically, and the other end is tangent dynamic with cylindrical type chamber (1) inner wall cylindrical surface respectively State engages (a, b, c, d, g).Rotary-piston (3) on rotor unit is tangent with cylindrical type chamber (1) inner wall and engages drive cylinder Type chamber (1) is rotated around the center of circle (O2);
Cylindrical type chamber (1) is separated at least two dynamic separate chambers by rotor unit, is as shown in Figure 15 chambers, point It Wei not independent dynamic chamber I, II, III, IV, V.Rotor unit and cylindrical type chamber (1) are by composition composite motion unit shown in figure one Body.
Working principle: centrifugal force rotary-piston is generated when main shaft (8) driving rotor (2) is around centre of gyration o1 high-speed rotation (3) automatic to open, the other end respectively with the tangent dynamic engagement in cylindrical type chamber (1) inner wall cylindrical surface (a, b, c, d, g).Rotor list Rotary-piston (3) and the tangent dynamic engagement of cylindrical type chamber (1) inner wall in member;Rotation on cylindrical type chamber (1) and rotor unit Piston (3) is intermeshed rolling movement;Form independent dynamic chamber I, II, III, IV, V.Independent dynamic cavity volume respectively by Small become larger sucks medium by suction inlet (10).Independent dynamic cavity volume from large to small (mutually nibble in volume by the increase of medium pressure Close rolling movement its extrude regional dynamics engagement force increase) medium by with runner (11) through discharge opening (12) be discharged.So week And it renews movement and completes pump sucking, pressurization, the discharge course of work.

Claims (5)

1. a kind of turbopump, including cylindrical type chamber (1) and rotor unit, rotor unit setting turns in cylindrical type chamber (1) Subelement includes rotor (2) and rotary-piston (3), and rotary-piston (3) is flexibly connected with rotor (2) dynamic sealing, the circle of rotor (2) The center of circle (O2) of the heart (O1) and cylindrical type chamber (1) forms eccentricity (e), cylindrical type chamber (1) end face, rotor (2) end face and rotation Piston (3) end face, forms dynamic sealing cooperation with the mating surface of left end cap (7), the mating surface of right end cap (6) respectively, and feature exists In: rotary-piston (3) is matched with rotor (2), and the front end of rotary-piston (3) is flexibly connected with rotor (2) dynamic sealing, works as rotor (2) rotary-piston (3) are driven to open when rotating, rotary-piston (3) rear end is tangent with cylindrical type chamber (1) inner wall cylindrical surface and engages Cylindrical type chamber (1) is driven to rotate around the center of circle (O2);Rotor unit and cylindrical type chamber (1) constitute composite motion unit body;
When work, rotor (2) high-speed rotation generates centrifugal force;Rotary-piston (3) opens automatically, rotary-piston (3) rear end difference With the tangent dynamic engagement in cylindrical type chamber (1) inner wall cylindrical surface;Rotary-piston (3) and cylindrical type chamber (1) inner wall on rotor unit It is tangent and engage drive cylindrical type chamber (1) around the center of circle (O2) rotate, rotor unit by cylindrical type chamber (1) segmentation formed at least two Independent dynamic chamber.
2. a kind of turbopump according to claim 1, it is characterised in that: rotary-piston (3) is for flexible material or just The piston of property.
3. a kind of turbopump according to claim 1 or 2, it is characterised in that: cylindrical type chamber (1) inner wall is provided with soft Property material layers (1-1).
4. a kind of turbopump according to claim 1, it is characterised in that: cylindrical type chamber (1) setting is in bearing (5) It can freely rotate on circle and with bearing (5) around the center of circle (o2) of itself.
5. a kind of turbopump according to claim 1, it is characterised in that: volume is gradually by small in independent dynamic chamber The chamber to become larger is air-breathing chamber, and the chamber of volume from large to small is exhaust chamber;
Sucking is provided on right end cap (6) with runner (9), sucking is connected to runner (9) with suction inlet (10), and runner is matched in sucking (9) corresponding air-breathing chamber;
It is also provided with extrusion on right end cap (6) with runner (11), extrudes and is connected to runner (11) with discharge opening (12), extrude flow Road (11) is corresponding with exhaust chamber.
CN201821866328.1U 2018-11-13 2018-11-13 A kind of turbopump Active CN209195696U (en)

Priority Applications (1)

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CN201821866328.1U CN209195696U (en) 2018-11-13 2018-11-13 A kind of turbopump

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Application Number Priority Date Filing Date Title
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Publications (1)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109268260A (en) * 2018-11-13 2019-01-25 白明 A kind of turbopump
CN111939385A (en) * 2020-08-18 2020-11-17 深圳市立心科学有限公司 Syringe for viscous and incompressible fluids

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109268260A (en) * 2018-11-13 2019-01-25 白明 A kind of turbopump
CN111939385A (en) * 2020-08-18 2020-11-17 深圳市立心科学有限公司 Syringe for viscous and incompressible fluids
CN111939385B (en) * 2020-08-18 2021-07-30 深圳市立心科学有限公司 Syringe for viscous and incompressible fluids

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