CN203261159U - Refrigerator compressor high-efficiency aluminium wire motor - Google Patents
Refrigerator compressor high-efficiency aluminium wire motor Download PDFInfo
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- CN203261159U CN203261159U CN 201320225861 CN201320225861U CN203261159U CN 203261159 U CN203261159 U CN 203261159U CN 201320225861 CN201320225861 CN 201320225861 CN 201320225861 U CN201320225861 U CN 201320225861U CN 203261159 U CN203261159 U CN 203261159U
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Abstract
The utility model provides a refrigerator compressor high-efficiency aluminium wire motor comprising a stator iron core, a rotor iron core, windings, a commutator, a brush, a casing, and a bearing. A main winding disposed on the stator iron core adopts the aluminum wire, and an auxiliary winding adopts the aluminum wire; or the main winding adopts the aluminum wire, and the auxiliary winding adopts the copper wire, and therefore the innovative improvement of the stator punching sheet of the stator iron core and the innovative improvement the rotor punching sheet of the rotor iron core can be provided. The refrigerator compressor high-efficiency aluminium wire motor is advantageous in that the costs are greatly reduced, and the high efficiency requirement of the C.O.P in a range from 1.85 to 2.0 of the performance of the compressor can be satisfied.
Description
Technical field
The utility model patent relates to a kind of freezer compressor, specifically a kind of freezer compressor high efficiency motor.
Background technology
Generally all adopt single-phase asynchronous motor at existing refrigerator compressor motor.Motor generally is made of stator core, rotor, commutator, brush, casing, bearing etc.The stator punching of single-phase asynchronous motor adopts silicon steel sheet to make the similar rectangle of shape.Thereby consist of together stator core by a plurality of stator punchings along axially being stacked into of motor.The outline of stator punching generally is to be formed by connecting by two groups of parallel segments and two groups of chamferings, interior ring is evenly distributed with for the line embedding groove of settling the motor winding, in order to save the steel silicon chip, wherein one group of parallel segment is longer, another group parallel segment is shorter, thereby make one group of distance between the parallel lines greater than the distance between another group parallel lines, and because the line embedding groove size is identical, therefore the yoke section width of outline straight line portion is much smaller than the yoke section width of outer chamfered part, cause the close yoke much larger than the outer chamfered part of yoke of outline straight line portion close, both affect the power output of motor, affected again the performance of motor.Thereby a plurality of rotor punchings consist of rotor core together along axially being stacked into of rotor internal diameter, and rotor core adopts aluminium to be cast into rotor casting, and rotor casting forms rotor part by processing rotor punching internal-and external diameter.
For the freezer compressor high efficiency motor, be that C.O.P is (low back pressure standard condition) in 1.85 ~ 2.0 efficiency situations at compressor performance, all be to adopt the copper cash motor could realize so high efficiency.Employing copper cash cost can be very high.
The utility model patent content
The technical problem that the utility model patent will solve provides a kind of efficient electric machine with aluminium winding of freezer compressor of efficient and cost.
The utility model patent solves the problems of the technologies described above by the following technical solutions: the efficient electric machine with aluminium winding of a kind of freezer compressor, comprise stator core, rotor core, winding, commutator, brush, casing, bearing, it is characterized in that: the main winding on the described stator core adopts aluminum steel, auxiliary winding to adopt aluminum steel or main winding to adopt aluminum steel, auxiliary winding to adopt copper cash.
Scheme as further optimization, the line embedding groove (3) that consists of the stator punching of described stator core always has 24, be respectively 16 vats (32), 4 middle slots (34), 4 sulculuses (36), wherein 16 vats (32) are divided into two groups, be arranged on continuously respectively over against the horizontal position of stator yoke section (1), 4 middle slots (34) are divided into two groups, be separately positioned on the position of adjacent vat (32), two groups of 4 sulculuses (36) five equilibriums, being separately positioned on over against the longitudinally position of stator yoke section (1), also is vat (32), middle slot (34), sulculus (36) sequentially is symmetrical arranged.
Scheme as further optimization, described line embedding groove (3) is flat-bottom slot, and the lateral dimension of the outline of described stator yoke section (1) is that 96-105 mm, longitudinal size are 101-110mm, the diameter of rotor hole (2) is 56mm, the slot opening mouth 1.4-1.8mm of line embedding groove (3), the groove width 2.6-3.4mm of line embedding groove (3).
As the scheme of further optimization, the lateral dimension of the outline of described stator yoke section (1) is that 101mm, longitudinal size are 106mm.
As the scheme of further optimization, the rotor that consists of the rotor punching of rotor core is 28 grooves, and 28 groove five equilibriums are uniform, the rotor of rotor punching adopts round bottomed vessel, the rotor facewidth is 2.4 ~ 3.0 mm, rotor point to outside dimension be 0.19 mm to 0.26 mm, the rotor internal diameter is 12 ~ 14 mm.
The advantage of the utility model patent is:
1, the stator punching of specific dimensions and rotor punching, so that be under 1.85 ~ 2.0 efficiencies (low back pressure standard condition) require at the performance C.O.P of freezer compressor, motor adopts aluminum steel to satisfy so high performance requirement, and the specific dimensions of stator punching and rotor punching is that the applicant's performance requirement of considering motor, each several part change on the basis on the impact of performance, and the experiment by repeatedly adds that demonstration draws;
2, adopt aluminum steel to realize the above high-efficient compressor of C.O.P1.9, under the prerequisite of equal performance, motor cost contrast copper cash meeting decrease, the separate unit motor can reduce slightly 30 ~ 45 yuan, has huge market prospects.
Description of drawings
Fig. 1 is the stator punching front view of the utility model patent freezer compressor electric machine with aluminium winding.
Fig. 2 is the rotor punching front view of the utility model patent freezer compressor electric machine with aluminium winding.
Embodiment
The efficient electric machine with aluminium winding of the utility model patent freezer compressor comprises stator core, rotor core, winding, commutator, brush, casing, bearing etc.Be with the difference of existing motor: all adopt copper cash with respect to main winding and auxiliary winding on the existing motor stator core, main winding main winding on the stator core of the efficient electric machine with aluminium winding of freezer compressor of the present utility model adopts aluminum steel, auxiliary winding to adopt aluminum steel or main winding to adopt aluminum steel, auxiliary winding to adopt copper cash, thereby realize that cost reduces greatly, and for the performance of freezer compressor under the prerequisite that realizes reducing cost still can reach efficiently, the stator punching that consists of stator core and the rotor punching that consists of rotor core have been carried out innovative improvement.
See also shown in Figure 1ly, the stator punching of the efficient electric machine with aluminium winding of the utility model patent freezer compressor comprises stator yoke section 1, is positioned at the rotor hole 2 at stator yoke section center, line embedding groove 3, and installing hole 4.
The outline cross section of described stator yoke section 1 is rectangle, and four jiaos of stator yoke section 1 have respectively a chamfering 12.The lateral dimension of the outline of stator yoke section 1 is that 96-105, longitudinal size are 101-110mm, and is optimum for lateral dimension is 101, longitudinal size is 106mm, also is that lateral dimension is less than longitudinal size.The stator punching of this kind size is mainly used to make efficient electric machine with aluminium winding.And the central authorities of stator yoke section 1 in its horizontal top and bottom extend outward respectively a protuberance 14, can in the time of stock layout, stator punching be carried out Heterogeneous Permutation like this, still can the constant stator punching of punching out size constancy quantity on the silicon strip that width reduces, improve stock utilization, reduce motor cost.Four turnings of stator yoke section 1 are respectively arranged with an installing hole 4, are used for fixing stator punching, and installing hole 4 is of a size of 86.5mm*86.5mm.
The notch of line embedding groove 3 is positioned on the circumference of rotor hole 2.Described line embedding groove 3 always has 24, be respectively 16 vats 32,4 middle slots 34,4 sulculuses 36, and line embedding groove 3 is flat-bottom slot.Wherein 16 vats 32 are divided into two groups, be arranged on continuously respectively the horizontal position over against stator yoke section 1,4 middle slots 34 are divided into two groups, be separately positioned on the position of adjacent vat 32, two groups of 4 sulculus 36 five equilibriums, being separately positioned on the longitudinally position over against stator yoke section 1, also is that vat 32, middle slot 34, sulculus 36 sequentially are symmetrical arranged.The sequentially symmetrically arranged arrangement of this employing vat 32, middle slot 34, sulculus 36 substantially is consistent the yoke section width of stator yoke section 1, and then the magnetic flux density of punching is evenly distributed, and has greatly improved the operational efficiency of motor.
See also shown in Figure 2, the quantity of the rotor 200 of rotor punching is 28 grooves, and 28 groove five equilibriums are uniform, the rotor 200 of rotor punching 100 adopts round bottomed vessel, rotor facewidth W is 2.4 ~ 3.0 mm, rotor point to outside dimension H be 0.19 mm to 0.26 mm, rotor internal diameter R is 12 ~ 14 mm, thereby the magnetic flux density of rotor punching is evenly distributed, greatly improved the operational efficiency of motor.
The preferred embodiment that the above is only created for the utility model; do not create in order to limit the utility model; all any modifications of within spirit that the utility model is created and principle, doing, be equal to and replace and improvement etc., all should be included within the protection range that the utility model creates.
Claims (5)
1. efficient electric machine with aluminium winding of freezer compressor, comprise stator core, rotor core, winding, commutator, brush, casing, bearing, it is characterized in that: the main winding on the described stator core adopts aluminum steel, auxiliary winding to adopt aluminum steel or main winding to adopt aluminum steel, auxiliary winding to adopt copper cash.
2. the efficient electric machine with aluminium winding of freezer compressor as claimed in claim 1, it is characterized in that: the line embedding groove (3) that consists of the stator punching of described stator core always has 24, be respectively 16 vats (32), 4 middle slots (34), 4 sulculuses (36), wherein 16 vats (32) are divided into two groups, be arranged on continuously respectively over against the horizontal position of stator yoke section (1), 4 middle slots (34) are divided into two groups, be separately positioned on the position of adjacent vat (32), two groups of 4 sulculuses (36) five equilibriums, being separately positioned on over against the longitudinally position of stator yoke section (1), also is vat (32), middle slot (34), sulculus (36) sequentially is symmetrical arranged.
3. the efficient electric machine with aluminium winding of freezer compressor as claimed in claim 2, it is characterized in that: described line embedding groove (3) is flat-bottom slot, and the lateral dimension of the outline of described stator yoke section (1) is that 96-105 mm, longitudinal size are 101-110mm, the diameter of rotor hole (2) is 56mm, the slot opening mouth 1.4-1.8mm of line embedding groove (3), the groove width 2.6-3.4mm of line embedding groove (3).
4. the efficient electric machine with aluminium winding of freezer compressor as claimed in claim 3, it is characterized in that: the lateral dimension of the outline of described stator yoke section (1) is that 101mm, longitudinal size are 106mm.
5. such as claim 2, the efficient electric machine with aluminium winding of 3 or 4 described freezer compressors, it is characterized in that: the rotor that consists of the rotor punching of rotor core is 28 grooves, and 28 groove five equilibriums are uniform, the rotor of rotor punching adopts round bottomed vessel, the rotor facewidth is 2.4 ~ 3.0 mm, rotor point to outside dimension be 0.19 mm to 0.26 mm, the rotor internal diameter is 12 ~ 14 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320225861 CN203261159U (en) | 2013-04-28 | 2013-04-28 | Refrigerator compressor high-efficiency aluminium wire motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320225861 CN203261159U (en) | 2013-04-28 | 2013-04-28 | Refrigerator compressor high-efficiency aluminium wire motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203261159U true CN203261159U (en) | 2013-10-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320225861 Expired - Lifetime CN203261159U (en) | 2013-04-28 | 2013-04-28 | Refrigerator compressor high-efficiency aluminium wire motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203261159U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103227522A (en) * | 2013-04-28 | 2013-07-31 | 安徽美芝制冷设备有限公司 | Efficient aluminum conductor machine of refrigerator compressor |
-
2013
- 2013-04-28 CN CN 201320225861 patent/CN203261159U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103227522A (en) * | 2013-04-28 | 2013-07-31 | 安徽美芝制冷设备有限公司 | Efficient aluminum conductor machine of refrigerator compressor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131030 |
|
| CX01 | Expiry of patent term |