CN208966517U - Cylinder block and compressor - Google Patents
Cylinder block and compressor Download PDFInfo
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- CN208966517U CN208966517U CN201821880342.7U CN201821880342U CN208966517U CN 208966517 U CN208966517 U CN 208966517U CN 201821880342 U CN201821880342 U CN 201821880342U CN 208966517 U CN208966517 U CN 208966517U
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- cylinder block
- stator core
- compressor
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Abstract
It includes cylinder block ontology (1) that the utility model, which provides a kind of cylinder block and compressor, cylinder block,；Stator core (2), the stator core (2) and the cylinder block ontology (1) are integrally formed.It is low with motor stator assembly precision that the cylinder block of the utility model solves cylinder block, motor stator, the design of rotor clearance value is restricted, thus the problem of limiting the promotion of compressor efficiency.
Description
Technical field
The utility model belongs to air-conditioning equipment field, and in particular to a kind of cylinder block and compressor.
Background technique
Freezer compressor generally uses reciprocating crankshaft-link mechanism currently on the market, including cylinder block, crankshaft, connecting rod,
Piston pin, piston, valve group, motor stator, rotor, support spring and shell.Piston is mounted on the cylinder-bore of cylinder block
In, motor stator and cylinder block are fixedly linked, and rotor and crankshaft are fixedly linked.When compressor is run, rotor is driven
Crankshaft rotates, reciprocating by connecting rod band piston.Wherein motor stator and cylinder block pass through screw and screw
Gasket is fixedly mounted in three mounting posts on cylinder block.To ensure compressor stable operation, motor stator and rotor have
Certain gap, gap width is bigger than normal, then motor performance is low, and compressor efficiency is low, gap width compressor assembly difficulty less than normal, and presses
It will appear stator in the operation of contracting machine, the problem of rotor sweeps thorax.
Motor stator and rotor are overrided to form by high velocity ram machine punching, after cylinder block die cast, mounting post table
Face guarantees the precision with motor stator mating surface by machining.After motor stator, electronics rotor punching processing, in motor stator
Diameter, inner hole cylindricity, verticality, rotor internal-external circle concentricity, outer circle cylindricity etc. can all have dimensional tolerance.Motor is fixed
Son is fixed by screws on the mounting post mounting surface of cylinder block, and there is also flatness public affairs for three mounting post mounting surfaces of cylinder block
Difference, the presence of these dimensional tolerances and geometric tolerance, cause motor stator, rotor gap width design cannot be too small, otherwise plus
The case where work may result in after the completion to assemble or stator and rotor sweep thorax, to limit compression function to a certain extent
Effect.
Utility model content
Therefore, the technical problem to be solved by the present invention is to provide a kind of cylinder block and compressor, cylinder is solved
Seat is low with motor stator assembly precision, motor stator, the design of rotor clearance value is restricted, to limit the promotion of compressor efficiency.
To solve the above-mentioned problems, the utility model provides a kind of cylinder block, comprising:
Cylinder block ontology 1；
Stator core 2, stator core 2 and cylinder block ontology 1 are integrally formed.
It the purpose of this utility model and solves its technical problem also following technical measures can be used to further realize.
Preferably, cylinder block ontology 1 and 2 integrated die-casting of stator core form.
Preferably, cylinder block ontology 1 is equipped with crankshaft installed hole 4, and cylinder block ontology 1 includes several stabilizer blades 5, several stabilizer blades
5 along crankshaft installed hole 4 circumferentially.
Preferably, stator core 2 is arranged on several stabilizer blades 5.
Preferably, stator core 2 is reserved with the positioning column 7 for installing support spring 6.
Preferably, cylinder block using can die casting permeability magnetic material production.
Preferably, permeability magnetic material hardness is greater than HB180.
Preferably, cylinder block ontology 1 includes four stabilizer blades 5, and stator core 2 is arranged on four stabilizer blades 5.
A kind of compressor, the cylinder block including the utility model any of the above-described.
It the purpose of this utility model and solves its technical problem also following technical measures can be used to further realize.
Preferably, compressor includes rotor 3, and rotor 3 and 2 gap width of stator core are 0.15-0.5mm.
Cylinder block and compressor provided by the utility model at least have it is following the utility model has the advantages that
Cylinder block main body and stator core are integrally formed by the cylinder block of the utility model, are reduced cylinder block main body, are determined
The manufacture of sub- iron core and build-up tolerance, stator, rotor clearance value can be designed using the motor of this kind of cylinder block it is smaller, thus
Electric efficiency is improved, the efficiency of compressor is further increased.
Cylinder block main body and stator core are integrally formed, and reduce the use of the materials such as rigging screw, gasket, while stator
Iron core does not need reserving installation hole, and stator core stamping sheet outer circle can reduce, and stator core consumption of materials is reduced, and is effectively reduced
Equipment cost.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the cylinder block of the utility model embodiment；
Fig. 2 is the cylinder block and rotor fit structure schematic diagram of the utility model embodiment；
Fig. 3 is the compressor arrangement schematic diagram of the utility model embodiment；
Fig. 4 is the motor stator plane structure chart of the prior art；
Fig. 5 is the plane structure chart of the stator core of the cylinder block of the utility model embodiment.
Appended drawing reference indicates are as follows:
1, cylinder block ontology；2, stator core；3, rotor；4, crankshaft installed hole；5, stabilizer blade；6, support spring；7,
Positioning column；8, lower case；9, crankshaft；10, connecting rod；11, piston pin；12, piston；13, mounting hole.
Specific embodiment
In conjunction with referring to shown in Fig. 1 to Fig. 3, a kind of cylinder block of embodiment according to the present utility model, comprising:
Cylinder block ontology 1；
Stator core 2, stator core 2 and cylinder block ontology 1 are integrally formed.
It is low with 2 assembly precision of stator core that the cylinder block of the utility model solves cylinder block, restricts stator core 2, electricity
The problem of gap width design of machine rotor 3, cylinder block main body 1 and stator core 2 are integrally formed, number of parts, gas are reduced
Cylinder seat does not need machining tool with mounting surface, only exists time processing error, using the motor of this kind of cylinder block, installation accuracy is more
Height, stator, rotor clearance value can be designed smaller, and not have to worry that stator can not assemble or be occurred with rotor rotor and sweeps
Thorax problem further increases the efficiency of compressor so as to improve electric efficiency.
The rapid metallic prototyping technique that the utility model uses can be metal injection molded, metal liquid molding.
Casting forming is as a kind of a kind of essence for forcing for molten metal to be pressed into complex-shaped metal mold using high pressure
Close casting has high production efficiency, and process is simple, and Casting tolerance is higher ranked, and surface roughness is good, and mechanical strength is big, can
To save a large amount of machining operation and equipment, the advantages that saving material, so having become one in China's foundry industry
A important component.
Preferably, cylinder block ontology 1 and stator core 2 are made of the molding technique of integral die-cast.
The cylinder block ontology 1 and stator core 2 of the present embodiment, integral die-cast production efficiency is higher, the tolerance etc. of die casting
Grade is higher, without further finishing.Cylinder block main body 1 and 2 integral die-cast of stator core, the gap of identical stator, rotor
In the case where design value, after the cylinder block and rotor 3 of integral die-cast assemble, the gap between stator, rotor is more uniform,
The noise generated when stator, relative rotation of rotor is smaller, and overall noise is smaller when motor operation.
In the present embodiment, cylinder block ontology 1 is equipped with crankshaft installed hole 4, and cylinder block ontology 1 includes several stabilizer blades 5, if
Circumferentially along crankshaft installed hole 4, stator core 2 is arranged on several stabilizer blades 5 Heavenly Stems and Earthly Branches foot 5.
Preferably, cylinder block ontology 1 include four stabilizer blades 5, four stabilizer blades 5 along crankshaft installed hole 4 circumferentially, stator iron
Core 2 is arranged on four stabilizer blades 5.
Cylinder block in this implementation stator core 2 is arranged on stabilizer blade 5, it is ensured that preferable stability, cylinder block
There is overall structure enough intensity can effectively reduce cylinder block weight using 5 structure of stabilizer blade relative to the cylinder block of monoblock type
Amount, saves the material of cylinder.
Cylinder block ontology 1 and stator core 2 are integrally formed, and are not required to process mating surface in 5 end face of stabilizer blade, are not also needed to process
Threaded hole is installed, 5 intensity of stabilizer blade increases.Meanwhile the diameter of stabilizer blade 5 can also be reduced, and material usage amount be saved, thus cylinder block
Total quality reduces.
The utility model embodiment is integrally formed using cylinder block ontology 1 and stator core 2, is connected without using screw,
The use of screw and screw gasket can be saved accordingly, saves material usage amount, so that cylinder block total quality is reduced.
2 top of stator core is reserved with the positioning column 7 for installing support spring 6, after stator core 2 winds line
It is fitted into lower case 8.
In the prior art, motor stator and cylinder block are fixedly mounted on three on cylinder block by screw and screw gasket
On a installation foot.Screw exposes a part in motor stator upper end, can be used for positioning support spring 6 just.
Stator core 2 in the present embodiment is installed without using screw, when die casting, 2 top of stator core is reserved and spiral shell
Follow closely similar positioning column 7.
In order to improve the utility model cylinder block overall performance, cylinder block main body 1, stabilizer blade 5 using can die casting lead
The production of magnetic material, and guarantee that permeability magnetic material hardness is greater than HB180.Using the cylinder block of the permeability magnetic material die casting of hardness HB180, both
Meet work piece production cost, and can guarantee that workpiece has excellent performance.
On the other hand, such as Fig. 4, the motor stator of the prior art are needed due to needing to install by screw in motor stator
On along axial direction open up multiple mounting holes 13, it is necessary to reserve enough processing spaces on motor stator corner for mounting hole 13, this
Kind structure necessarily leads to the increase of motor stator outside diameter and wall thickness, causes the increase of motor stator overall weight and material.
The stator core plane structure chart of Fig. 5 the present embodiment, cylinder block ontology 1 and 2 integral die-cast of stator core, eliminate
Screw connection, does not need to open up mounting hole 13 on stator core 2, does not need to reserve enough processing on stator core 2 yet
Space, in the case where same inner diameter, the motor stator of the stator core 2 of the present embodiment compared to the prior art, outside diameter
What can be done is smaller, and overall weight and supplies consumption are less.
Meanwhile reducing the hole machined technique of mounting hole 13, processing cost is saved, stator core 2 does not need after forming
The interior microscopic performance of further mechanical process, workpiece is not damaged.
Cylinder block provided by the embodiment of the utility model reduces due to stator verticality, cylindricity equidimension tolerances,
And mounting post flatness tolerance influences, and reduces stator and cylinder block installs matching step, due to tooling, parts machining tolerance shadow
It rings, it is necessary to increase the problem of design of motor stator, rotor clearance value is to electric efficiency reduction.
According to the another aspect of the application, the present embodiment also discloses a kind of compressor, including above-mentioned motor, is mounted on
The crankshaft 9 in crankshaft installed hole 4 is stated, and the connecting rod 10, piston pin 11, piston 12, the valve group (figure that are mounted in above-mentioned cylinder block
In do not mark) and 2 top of stator core support spring 6 and the lower case 8 outside stator core 2.Above-mentioned compressor is main
Component is installed on cylinder block, constitutes compressor main body, and rotor 3 and 2 gap width of stator core are designed as 0.3-
0.5mm, motor effect is higher, and compressor efficiency is more preferable, and gap turns with more evenly, and compressor noise is smaller.Thus cylinder block
Shape has significant beneficial effect to the stator of motor, rotor clearance design in compressor, and compressor performance, volume and weight are equal
Available biggish improvement.
From foregoing description, it can be seen that the cylinder block of the utility model by cylinder block main body 1 and the one of stator core 2 at
Type reduces cylinder block main body 1, the manufacture of stator core 2 and build-up tolerance, can will be determined using the motor of this kind of cylinder block
It is sub, the design of rotor clearance value smaller, to improve electric efficiency, further increase the efficiency of compressor.
Cylinder block main body 1 and stator core 2 are integrally formed, and reduce the use of the materials such as rigging screw, gasket, fixed simultaneously
Sub- iron core 2 does not need reserving installation hole 13, and 2 outer circle of stator core can reduce, and consumption of materials is reduced, and equipment is effectively reduced
Weight and production cost.
Those skilled in the art will readily recognize that above-mentioned each advantageous manner can be free under the premise of not conflicting
Ground combination, superposition.
The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all practical at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the guarantor of the utility model within novel spirit and principle
Within the scope of shield.Above are merely preferred embodiments of the utility model, it is noted that for the ordinary skill of the art
For personnel, without deviating from the technical principle of the utility model, several improvements and modifications can also be made, these improvement
It also should be regarded as the protection scope of the utility model with modification.
Claims (10)
1. a kind of cylinder block characterized by comprising
Cylinder block ontology (1)；
Stator core (2), the stator core (2) and the cylinder block ontology (1) are integrally formed.
2. cylinder block according to claim 1, which is characterized in that the cylinder block ontology (1) and the stator core (2)
Integrated die-casting molding.
3. cylinder block according to claim 1 or 2, which is characterized in that the cylinder block ontology (1) is equipped with crankshaft installed
Hole (4), the cylinder block ontology (1) include several stabilizer blades (5), and several stabilizer blades (5) are circumferential along the crankshaft installed hole (4)
Arrangement.
4. cylinder block according to claim 3, which is characterized in that the stator core (2) is arranged in several stabilizer blades
(5) on.
5. cylinder block according to claim 1, which is characterized in that the stator core (2) is reserved with for installing support
The positioning column (7) of spring (6).
6. cylinder block according to claim 1, which is characterized in that the cylinder block using can die casting permeability magnetic material system
Make.
7. cylinder block according to claim 6, which is characterized in that the permeability magnetic material hardness is greater than HB180.
8. cylinder block according to claim 4, which is characterized in that the cylinder block ontology (1) includes four stabilizer blades (5),
The stator core (2) is arranged on four stabilizer blades (5).
9. a kind of compressor, which is characterized in that including cylinder block of any of claims 1-8.
10. compressor according to claim 9, which is characterized in that the compressor includes rotor (3), the electricity
Machine rotor (3) and stator core (2) gap width are 0.15-0.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821880342.7U CN208966517U (en) | 2018-11-14 | 2018-11-14 | Cylinder block and compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821880342.7U CN208966517U (en) | 2018-11-14 | 2018-11-14 | Cylinder block and compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208966517U true CN208966517U (en) | 2019-06-11 |
Family
ID=66765410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821880342.7U Active CN208966517U (en) | 2018-11-14 | 2018-11-14 | Cylinder block and compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208966517U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109139418A (en) * | 2018-11-14 | 2019-01-04 | 珠海格力节能环保制冷技术研究中心有限公司 | Cylinder block and compressor |
-
2018
- 2018-11-14 CN CN201821880342.7U patent/CN208966517U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109139418A (en) * | 2018-11-14 | 2019-01-04 | 珠海格力节能环保制冷技术研究中心有限公司 | Cylinder block and compressor |
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