CN202679189U - Rotor sheet for low-voltage 2P motor - Google Patents

Rotor sheet for low-voltage 2P motor Download PDF

Info

Publication number
CN202679189U
CN202679189U CN 201220319389 CN201220319389U CN202679189U CN 202679189 U CN202679189 U CN 202679189U CN 201220319389 CN201220319389 CN 201220319389 CN 201220319389 U CN201220319389 U CN 201220319389U CN 202679189 U CN202679189 U CN 202679189U
Authority
CN
China
Prior art keywords
section
punching
punching groove
groove
rotor sheet
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.)
Expired - Fee Related
Application number
CN 201220319389
Other languages
Chinese (zh)
Inventor
陈涛
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.)
Zhongda Motors Co Ltd
Original Assignee
Wuxi Zhongda Motors Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Wuxi Zhongda Motors Co Ltd filed Critical Wuxi Zhongda Motors Co Ltd
Priority to CN 201220319389 priority Critical patent/CN202679189U/en
Application granted granted Critical
Publication of CN202679189U publication Critical patent/CN202679189U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Abstract

The utility model relates to a rotor sheet for a low-voltage 2P motor, being characterized in that rotor sheet grooves are uniformly arranged on a rotor sheet body; the rotor sheet grooves are bilateral-symmetrically arranged; a bilateral symmetrical center line of each rotor sheet groove is arranged along the radial direction of the rotor sheet body; each rotor sheet groove comprises a first section for the rotor sheet groove, a second section for the rotor sheet groove, a third section for the rotor sheet groove and a fourth section for the rotor sheet groove; the first section for the rotor sheet groove is rectangular on the intersecting surface of the rotor sheet body; the second section for the rotor sheet groove is isosceles trapezoid-shaped on the intersecting surface of the rotor sheet body; the third section for the rotor sheet groove is rectangular on the intersecting surface of the rotor sheet body; the fourth section for the rotor sheet groove is isosceles trapezoid-shaped on the intersecting surface of the rotor sheet body; and the top end part of the first section for the rotor sheet groove is formed on the excircle of the rotor sheet body. The rotor sheet for a low-voltage 2P motor has the advantages of improving the efficiency of the motor, being low in the electromagnetic noise and the breakaway starting current and being large in the torque during the long-term use.

Description

A kind of rotor punching of low pressure 2P motor
Technical field
The utility model relates to a kind of rotor punching, especially a kind of rotor punching of low pressure 2P motor.
Background technology
Along with the national economic development, gradually deficient and its inevitable pollution of traditional energy more and more is restricted its application, for making motor product can occupy larger market share, develop efficient motor stator punching, reaching the reduction energy consumption cost and be client's save money, is the effective ways of realizing this goal at present for current low-carbon economy brings the productivity of sustainable development, adaptation client's requirements at the higher level.
Be widely used at present the motor in the fields such as industry, agricultural, commerce, building industry and traffic, the defective such as ubiquity efficient is low, energy consumption is large can not satisfy the requirement of efficient and energy-saving and emission-reduction.
Rotor punching is the key components and parts in the motor, its material, inner circle size, excircle dimension, flute profile size, what etc. the efficient of motor is had direct impact.And use in the market maximum Y2 Series Motors, its rotor punching can't reach the purpose that improves electric efficiency, and realize that in long-term use procedure also there are the defectives such as electromagnetic noise is large, starting current is large, torque is little in it, particularly the center height is that its defects of 180-2 utmost point motor is more outstanding.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, and a kind of rotor punching that can improve the low pressure 2P motor that efficient, electromagnetic noise are little, starting current is little, torque is large of motor is provided.
The technical scheme that provides according to the utility model, the rotor punching of described low pressure 2P motor, comprise the rotor punching body, on the rotor punching body, evenly offer the rotor punching groove, described rotor punching groove is for being symmetrical set, the left-right symmetric center line of rotor punching groove is along the radially setting of rotor punching body, and described rotor punching groove comprises the 4th section of punching groove first paragraph, punching groove second segment, the 3rd section of punching groove and punching groove; On the cross section of rotor punching body, punching groove first paragraph is rectangle, punching groove second segment is isosceles trapezoid, the 3rd section of punching groove is rectangle, the 4th section of punching groove is isosceles trapezoid, and the top ends of punching groove first paragraph is opened on the cylindrical of rotor punching body, the top ends of the bottom of punching groove first paragraph and punching groove second segment is joined, the top ends that the bottom of punching groove second segment and punching groove are the 3rd section is joined, and the top ends that the bottom that the punching groove is the 3rd section and punching groove are the 4th section is joined.
The width of described punching groove first paragraph is 1.4 ~ 1.6mm, and the height of punching groove first paragraph is 0.7 ~ 0.9mm.
The top ends width of described punching groove second segment is 0.7 ~ 0.9mm, and the bottom width of punching groove second segment is 3.3 ~ 3.5mm; And in the isosceles trapezoid of punching groove second segment cross section, waist and base angulation are 30 °.
The width that described punching groove is the 3rd section is 3.3 ~ 3.5mm, and the 3rd section height sum with punching groove second segment of punching groove is 19 ~ 21mm.
The top ends width that described punching groove is the 4th section is 7.3 ~ 7.5 mm, and the bottom width that the punching groove is the 4th section is 1.9 ~ 2.1mm, and the height that the punching groove is the 4th section is 14.2 ~ 16.2 mm.
On the rotor punching body, evenly offer 28 described rotor punching grooves.
It is the rotor core of the 180-2 utmost point that punching of the present utility model is used for high efficiency motor center height, can improve the efficient of motor, and in long-term use procedure, electromagnetic noise is little, starting current is little, and torque is large.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the enlarged drawing of A part among Fig. 1.
Embodiment
The utility model is described in further detail below in conjunction with concrete drawings and Examples.
As shown in the figure: the rotor punching of this low pressure 2P motor, comprise rotor punching body 1, on rotor punching body 1, evenly offer rotor punching groove 2, described rotor punching groove 2 is for being symmetrical set, the left-right symmetric center line of rotor punching groove 2 is along the radially setting of rotor punching body 1, and described rotor punching groove 2 comprises the 4th section 2.4 of punching groove first paragraph 2.1, punching groove second segment 2.2, the 3rd section 2.3 of punching groove and punching groove; On the cross section of rotor punching body 1, punching groove first paragraph 2.1 is rectangle, punching groove second segment 2.2 is isosceles trapezoid, the 3rd section 2.3 of punching groove is rectangle, the 4th section 2.4 of punching groove is isosceles trapezoid, and the top ends of punching groove first paragraph 2.1 is opened on the cylindrical of rotor punching body 1, the top ends of the bottom of punching groove first paragraph 2.1 and punching groove second segment 2.2 is joined, the top ends that the bottom of punching groove second segment 2.2 and punching groove are the 3rd section 2.3 is joined, and the top ends that the bottom that the punching groove is the 3rd section 2.3 and punching groove are the 4th section 2.4 is joined.
The width of described punching groove first paragraph 2.1 is 1.4 ~ 1.6mm, and the height of punching groove first paragraph 2.1 is 0.7 ~ 0.9mm.
The top ends width of described punching groove second segment 2.2 is 0.7 ~ 0.9mm, and the bottom width of punching groove second segment 2.2 is 3.3 ~ 3.5mm; And in the isosceles trapezoid of punching groove second segment 2.2 cross sections, waist and base angulation are 30 °.
The width that described punching groove is the 3rd section 2.3 is 3.3 ~ 3.5mm, and the 3rd section 2.3 height sum with punching groove second segment 2.2 of punching groove is 19 ~ 21mm.
The top ends width that described punching groove is the 4th section 2.4 is 7.3 ~ 7.5 mm, and the bottom width that the punching groove is the 4th section 2.4 is 1.9 ~ 2.1mm, and the height that the punching groove is the 4th section 2.4 is 14.2 ~ 16.2 mm.
On rotor punching body 1, evenly offer 28 described rotor punching grooves 2.
The utility model only need change the diel of rotor punching, goes out rotor punching body 1 with the 50WW470 cold-reduced silicon sheet at punch press, is provided with 28 rotor punching grooves 2 at rotor punching body 1.When the utility model uses, need not change original assembling mode of motor.

Claims (6)

1. the rotor punching of a low pressure 2P motor, comprise rotor punching body (1), on rotor punching body (1), evenly offer rotor punching groove (2), described rotor punching groove (2) is for being symmetrical set, the left-right symmetric center line of rotor punching groove (2) is characterized in that along the radially setting of rotor punching body (1): described rotor punching groove (2) comprises punching groove first paragraph (2.1), punching groove second segment (2.2), punching groove the 3rd section (2.3) and the 4th section of punching groove (2.4); On the cross section of rotor punching body (1), punching groove first paragraph (2.1) is rectangle, punching groove second segment (2.2) is isosceles trapezoid, punching groove the 3rd section (2.3) is rectangle, punching groove the 4th section (2.4) is isosceles trapezoid, and the top ends of punching groove first paragraph (2.1) is opened on the cylindrical of rotor punching body (1), the top ends of the bottom of punching groove first paragraph (2.1) and punching groove second segment (2.2) is joined, the top ends of the bottom of punching groove second segment (2.2) and punching groove the 3rd section (2.3) is joined, and the top ends of the bottom of punching groove the 3rd section (2.3) and punching groove the 4th section (2.4) is joined.
2. the rotor punching of low pressure 2P motor as claimed in claim 1, it is characterized in that: the width of described punching groove first paragraph (2.1) is 1.4 ~ 1.6mm, the height of punching groove first paragraph (2.1) is 0.7 ~ 0.9mm.
3. the rotor punching of low pressure 2P motor as claimed in claim 1, it is characterized in that: the top ends width of described punching groove second segment (2.2) is 0.7 ~ 0.9mm, the bottom width of punching groove second segment (2.2) is 3.3 ~ 3.5mm; And in the isosceles trapezoid of punching groove second segment (2.2) cross section, waist and base angulation are 30 °.
4. the rotor punching of low pressure 2P motor as claimed in claim 1, it is characterized in that: the width of described punching groove the 3rd section (2.3) is 3.3 ~ 3.5mm, punching groove the 3rd section (2.3) is 19 ~ 21mm with the height sum of punching groove second segment (2.2).
5. the rotor punching of low pressure 2P motor as claimed in claim 1, it is characterized in that: the top ends width of described punching groove the 4th section (2.4) is 7.3 ~ 7.5 mm, the bottom width of punching groove the 4th section (2.4) is 1.9 ~ 2.1mm, and the height of punching groove the 4th section (2.4) is 14.2 ~ 16.2 mm.
6. the rotor punching of low pressure 2P motor as claimed in claim 1 is characterized in that: evenly offer 28 described rotor punching grooves (2) on rotor punching body (1).
CN 201220319389 2012-07-02 2012-07-02 Rotor sheet for low-voltage 2P motor Expired - Fee Related CN202679189U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220319389 CN202679189U (en) 2012-07-02 2012-07-02 Rotor sheet for low-voltage 2P motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220319389 CN202679189U (en) 2012-07-02 2012-07-02 Rotor sheet for low-voltage 2P motor

Publications (1)

Publication Number Publication Date
CN202679189U true CN202679189U (en) 2013-01-16

Family

ID=47500063

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201220319389 Expired - Fee Related CN202679189U (en) 2012-07-02 2012-07-02 Rotor sheet for low-voltage 2P motor

Country Status (1)

Country Link
CN (1) CN202679189U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102710074A (en) * 2012-07-02 2012-10-03 无锡市中达电机有限公司 Rotor punching sheet of low-voltage 2P motor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102710074A (en) * 2012-07-02 2012-10-03 无锡市中达电机有限公司 Rotor punching sheet of low-voltage 2P motor

Similar Documents

Publication Publication Date Title
CN102013740A (en) Stator lamination for high-efficiency motor
CN107138589A (en) A kind of sheet material hole flanging building mortion and manufacturing process
CN202679189U (en) Rotor sheet for low-voltage 2P motor
CN102710074A (en) Rotor punching sheet of low-voltage 2P motor
CN202026169U (en) Circular stator lamination
CN203522477U (en) Double squirrel cage rotor punching sheet for low-voltage high-power 2P motor
CN102842975A (en) Rotor punching sheet of four-pole motor
CN202679092U (en) Stator punching sheet for high voltage motor
CN202353331U (en) Stator punching sheet for air-conditioner fan motor
CN203537088U (en) Rotor punching, rotor and three-phase AC asynchronous starting permanent magnet synchronous motor
CN202153665U (en) Novel stator punching sheet
CN202160017U (en) Stator punching sheet
CN201860183U (en) Stator punching sheet of motor
CN202153664U (en) Novel three phase asynchronous motor stator punching sheet
CN202817930U (en) Stator punching sheet of high voltage motor
CN101964558A (en) Rotor sheet of motor
CN203014515U (en) Four-pole motor rotor punching sheet
CN201860180U (en) Stator punching sheet for efficient motor
CN202840707U (en) Sextupole motor stator punching sheet
CN201854107U (en) Rotor punching for electric motor
CN202153667U (en) Stator punching sheet
CN201877905U (en) Rotor punching for electric motor
CN202153668U (en) Square stator punching sheet
CN203596671U (en) Small notch stator punching sheet for refrigeration compressor motor
CN102332757A (en) Circular ring-shaped stator punching sheet

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C56 Change in the name or address of the patentee
CP01 Change in the name or title of a patent holder

Address after: 214135 Jiangsu Province, Wuxi city Xin'an District Street Su Xi Road No. 888

Patentee after: Zhongda Motors Co., Ltd.

Address before: 214135 Jiangsu Province, Wuxi city Xin'an District Street Su Xi Road No. 888

Patentee before: Wuxi Zhongda Motors Co., Ltd.

CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130116

Termination date: 20150702

EXPY Termination of patent right or utility model