CN109611377A - A kind of electric booster impeller - Google Patents

A kind of electric booster impeller Download PDF

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Publication number
CN109611377A
CN109611377A CN201811520950.1A CN201811520950A CN109611377A CN 109611377 A CN109611377 A CN 109611377A CN 201811520950 A CN201811520950 A CN 201811520950A CN 109611377 A CN109611377 A CN 109611377A
Authority
CN
China
Prior art keywords
impeller
bearing
rotor
clamping cap
electric booster
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
CN201811520950.1A
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Chinese (zh)
Other versions
CN109611377B (en
Inventor
王振彪
邓春龙
宋志伟
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China North Engine Research Institute Tianjin
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China North Engine Research Institute Tianjin
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Publication date
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Priority to CN201811520950.1A priority Critical patent/CN109611377B/en
Publication of CN109611377A publication Critical patent/CN109611377A/en
Application granted granted Critical
Publication of CN109611377B publication Critical patent/CN109611377B/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/26Rotors specially for elastic fluids
    • F04D29/28Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
    • F04D29/284Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for compressors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00Pumping installations or systems
    • F04D25/02Units comprising pumps and their driving means
    • F04D25/06Units comprising pumps and their driving means the pump being electrically driven
    • F04D25/0606Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump
    • F04D25/0613Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump the electric motor being of the inside-out type, i.e. the rotor is arranged radially outside a central stator
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/26Rotors specially for elastic fluids
    • F04D29/266Rotors specially for elastic fluids mounting compressor rotors on shafts

Abstract

The present invention provides a kind of electric booster impeller, including impeller, clamping cap, left bearing, right bearing and electric machine structure, the impeller is that a blade bilateral symmetry is distributed, from the left side and the right air inlet simultaneously, the structure being radially vented;It is fixed after right bearing, electric machine structure, left bearing successively are installed from right to left at the central axis of the impeller by clamping cap.Compared with the existing technology, present invention has the advantage that using bidirection air intake, motor is integrated in the inside of compressor impeller, eliminates axial force, simplifies structure;Rotor is located in the hole of compressor impeller, it is not easy to disperse, reliability improves.

Description

A kind of electric booster impeller
Technical field
The invention belongs to field of electromechanical technology, more particularly, to a kind of electric booster impeller.
Background technique
The electric booster of single compressor has that axial force is big, and compressor impeller makes the Unidirectional acting force of rotor Uneven at rotor axial power, when design, needs to consider to increase thrust bearing, and structure is complicated and poor reliability.
Summary of the invention
In view of this, the present invention is directed to propose motor is integrated in pressure using bidirection air intake by a kind of electric booster impeller The inside of compressor wheel, eliminates axial force, simplifies structure.
In order to achieve the above objectives, the technical scheme of the present invention is realized as follows:
A kind of electric booster impeller, including impeller, clamping cap, left bearing, right bearing and electric machine structure, the impeller are One blade bilateral symmetry is distributed, from the left side and the right air inlet simultaneously, the structure being radially vented;At the central axis of the impeller It is fixed after right bearing, electric machine structure, left bearing successively are installed from right to left by clamping cap.
Further, the electric machine structure includes rotor and motor stator, and the rotor is fixed on the leaf On wheel, the inside of the rotor is motor stator.
Further, the right side of the impeller is equipped with the stepped hole step for right bearing to be mounted.
Further, there is threaded hole in the left end of the impeller, and the threaded portion of the clamping cap screws in the spiral shell of the impeller In pit.
Further, the right end of the impeller has impeller driving hole, there is clamping cap driving hole on the clamping cap.
Further, between the clamping cap and left bearing be equipped with left outside spacer sleeve, the right side of the left outside spacer sleeve with The outer ring of left bearing contacts.
Further, the rotor is respectively arranged on the left side and the right side left rotor spacer sleeve and right rotor spacer sleeve, institute That states motor stator is respectively arranged on the left side and the right side left stator spacer sleeve and right sub-interval set.
Compared with the existing technology, present invention has the advantage that
(1) present invention uses bidirection air intake, and motor is integrated in the inside of compressor impeller, eliminates axial force, simplifies Structure;
(2) rotor of the present invention is located in the hole of compressor impeller, it is not easy to disperse, reliability improves.
Detailed description of the invention
The attached drawing for constituting a part of the invention is used to provide further understanding of the present invention, schematic reality of the invention It applies example and its explanation is used to explain the present invention, do not constitute improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is the diagrammatic cross-section of electric booster impeller described in the embodiment of the present invention.
Description of symbols:
1- clamping cap driving hole, 2- clamping cap, the left outside spacer sleeve of 3-, 4- left bearing, 5- left stator spacer sleeve, 6- left rotor Spacer sleeve, 7- impeller, 8- rotor, 9- motor stator, 10- right rotor spacer sleeve, the right sub-interval set of 11-, 12- right axle It holds, 13- impeller driving hole.
Specific embodiment
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase Mutually combination.
The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
A kind of electric booster impeller, as shown in Figure 1, including impeller 7, clamping cap 2, left bearing 4, right bearing 12 and motor Structure, the impeller 7 is that a blade bilateral symmetry is distributed, from the left side and the right air inlet simultaneously, the structure being radially vented;It is described It is fixed after right bearing 12, electric machine structure, left bearing 4 are successively installed from right to left at the central axis of impeller 7 by clamping cap 2.
The electric machine structure includes rotor 8 and motor stator 9, and the rotor 8 is fixed on the impeller 7, The inside of the rotor 8 is motor stator 9.
The right side of the impeller 7 is equipped with the stepped hole step for right bearing 12 to be mounted.
There is threaded hole in the left end of the impeller 7, and the threaded portion of the clamping cap 2 screws in the threaded hole of the impeller 7.
The right end of the impeller 7 has impeller driving hole 13, has clamping cap driving hole 1 on the clamping cap 2.
Left outside spacer sleeve 3, the right side of the left outside spacer sleeve 3 and left bearing are equipped between the clamping cap 2 and left bearing 4 4 outer ring contact.
The rotor 8 is respectively arranged on the left side and the right side left rotor spacer sleeve 6 and right rotor spacer sleeve 10, the motor Stator 9 is respectively arranged on the left side and the right side left stator spacer sleeve 5 and right sub-interval set 11.
Electric booster impeller of the present invention uses bidirection air intake, and motor is integrated in the inside of compressor impeller, is eliminated Axial force simplifies structure;Meanwhile rotor is located in the hole of compressor impeller, it is not easy to disperse, reliability improves.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.

Claims (7)

1. a kind of electric booster impeller, it is characterised in that: including impeller (7), clamping cap (2), left bearing (4), right bearing (12) and electric machine structure, the impeller (7) are that a blade bilateral symmetry is distributed, and from the left side and the right air inlet simultaneously, radial direction is arranged The structure of gas;Right bearing (12), electric machine structure, left bearing (4) are successively installed from right to left at the central axis of the impeller (7) It is fixed by clamping cap (2) afterwards.
2. a kind of electric booster impeller according to claim 1, it is characterised in that: the electric machine structure includes that motor turns Sub (8) and motor stator (9), the rotor (8) are fixed on the impeller (7), and the inside of the rotor (8) is Motor stator (9).
3. a kind of electric booster impeller according to claim 1, it is characterised in that: the right side of the impeller (7) is equipped with For the stepped hole step of right bearing (12) to be mounted.
4. a kind of electric booster impeller according to claim 1, it is characterised in that: there is spiral shell in the left end of the impeller (7) The threaded portion of pit, the clamping cap (2) screws in the threaded hole of the impeller (7).
5. a kind of electric booster impeller according to claim 1, it is characterised in that: the right end of the impeller (7) has leaf Wheel spanner hole (13) has clamping cap driving hole (1) on the clamping cap (2).
6. a kind of electric booster impeller according to claim 1, it is characterised in that: the clamping cap (2) and left bearing (4) left outside spacer sleeve (3) are equipped between, the right side of the left outside spacer sleeve (3) is contacted with the outer ring of left bearing (4).
7. a kind of electric booster impeller according to claim 2, it is characterised in that: the left and right of the rotor (8) Two sides are respectively equipped with left rotor spacer sleeve (6) and right rotor spacer sleeve (10), and the left and right sides of the motor stator (9) is set respectively There are left stator spacer sleeve (5) and right sub-interval set (11).
CN201811520950.1A 2018-12-12 2018-12-12 Electric supercharger impeller Active CN109611377B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811520950.1A CN109611377B (en) 2018-12-12 2018-12-12 Electric supercharger impeller

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811520950.1A CN109611377B (en) 2018-12-12 2018-12-12 Electric supercharger impeller

Publications (2)

Publication Number Publication Date
CN109611377A true CN109611377A (en) 2019-04-12
CN109611377B CN109611377B (en) 2020-11-03

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811520950.1A Active CN109611377B (en) 2018-12-12 2018-12-12 Electric supercharger impeller

Country Status (1)

Country Link
CN (1) CN109611377B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110620485A (en) * 2019-10-09 2019-12-27 吴岩 Explosion-proof three-phase asynchronous motor suitable for mine working condition

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN87203307U (en) * 1987-05-20 1987-12-26 铁道部大连内燃机车研究所 Anti-surge device for turbosuper chargers
CN2348156Y (en) * 1998-01-26 1999-11-10 冶金工业部钢铁研究总院靖江不锈钢泵阀厂 Vertical pump
CN201963596U (en) * 2011-02-18 2011-09-07 长沙赛尔机泵有限公司 Centrifugal compressor and impeller thereof
US20140134020A1 (en) * 2012-11-09 2014-05-15 Samsung Electro-Mechanics Co., Ltd. Electric blower
CN103944313A (en) * 2014-05-09 2014-07-23 北京良明同创水处理设备开发中心 Direct-coupled magnetic suspension fan
CN204213044U (en) * 2013-10-15 2015-03-18 索拉透平公司 There is the internal drive compressor of powered compressor machine rotor
CN104564575A (en) * 2013-10-23 2015-04-29 王晓军 Turbo propeller
CN204628098U (en) * 2015-05-04 2015-09-09 亿昇(天津)科技有限公司 A kind of axial force balance also can carry out the centrifugal blower structure of motor cooling
CN205533344U (en) * 2016-04-01 2016-08-31 安徽科达埃尔压缩机有限公司 A two -sided impeller for centrifugal blower
CN205779789U (en) * 2016-06-13 2016-12-07 中国科学院工程热物理研究所 A kind of air compressor structure with embedded coaxial motor
CN106640693A (en) * 2015-11-02 2017-05-10 北京良明宇航节能动力装备技术开发中心 Vertical type direct connection draught fan

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN87203307U (en) * 1987-05-20 1987-12-26 铁道部大连内燃机车研究所 Anti-surge device for turbosuper chargers
CN2348156Y (en) * 1998-01-26 1999-11-10 冶金工业部钢铁研究总院靖江不锈钢泵阀厂 Vertical pump
CN201963596U (en) * 2011-02-18 2011-09-07 长沙赛尔机泵有限公司 Centrifugal compressor and impeller thereof
US20140134020A1 (en) * 2012-11-09 2014-05-15 Samsung Electro-Mechanics Co., Ltd. Electric blower
CN204213044U (en) * 2013-10-15 2015-03-18 索拉透平公司 There is the internal drive compressor of powered compressor machine rotor
CN104564575A (en) * 2013-10-23 2015-04-29 王晓军 Turbo propeller
CN103944313A (en) * 2014-05-09 2014-07-23 北京良明同创水处理设备开发中心 Direct-coupled magnetic suspension fan
CN204628098U (en) * 2015-05-04 2015-09-09 亿昇(天津)科技有限公司 A kind of axial force balance also can carry out the centrifugal blower structure of motor cooling
CN106640693A (en) * 2015-11-02 2017-05-10 北京良明宇航节能动力装备技术开发中心 Vertical type direct connection draught fan
CN205533344U (en) * 2016-04-01 2016-08-31 安徽科达埃尔压缩机有限公司 A two -sided impeller for centrifugal blower
CN205779789U (en) * 2016-06-13 2016-12-07 中国科学院工程热物理研究所 A kind of air compressor structure with embedded coaxial motor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110620485A (en) * 2019-10-09 2019-12-27 吴岩 Explosion-proof three-phase asynchronous motor suitable for mine working condition

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