CN106030105A - Sealed compressor and refrigeration device using same - Google Patents
Sealed compressor and refrigeration device using same Download PDFInfo
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- CN106030105A CN106030105A CN201580009748.0A CN201580009748A CN106030105A CN 106030105 A CN106030105 A CN 106030105A CN 201580009748 A CN201580009748 A CN 201580009748A CN 106030105 A CN106030105 A CN 106030105A
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- Prior art keywords
- stator
- bearing
- closed
- type compressor
- compressor
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B35/00—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for
- F04B35/04—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for the means being electric
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/0094—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00 crankshaft
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/02—Lubrication
- F04B39/0223—Lubrication characterised by the compressor type
- F04B39/023—Hermetic compressors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/02—Lubrication
- F04B39/0223—Lubrication characterised by the compressor type
- F04B39/023—Hermetic compressors
- F04B39/0238—Hermetic compressors with oil distribution channels
- F04B39/0246—Hermetic compressors with oil distribution channels in the rotating shaft
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/14—Provisions for readily assembling or disassembling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B1/00—Compression machines, plants or systems with non-reversible cycle
- F25B1/02—Compression machines, plants or systems with non-reversible cycle with compressor of reciprocating-piston type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B31/00—Compressor arrangements
- F25B31/02—Compressor arrangements of motor-compressor units
- F25B31/023—Compressor arrangements of motor-compressor units with compressor of reciprocating-piston type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
- F25B2400/07—Details of compressors or related parts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2500/00—Problems to be solved
- F25B2500/06—Damage
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Compressor (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Motor Or Generator Frames (AREA)
Abstract
In a sealed compressor, an electric element (104) and a compression element (106) driven by the electric element (104) are accommodated in a sealed container (102). The compression element (106) is provided with a shaft (126) configured from a main shaft (136) and an eccentric shaft (134), and a cylinder block (128) having a cylinder (142) and a bearing (144) for supporting the main shaft (136) of the shaft (126). The compression element is also provided with a piston (130) that reciprocates within the cylinder, and a linking part (132) for linking the eccentric shaft (134) and the piston (130). The electric element (104) is an outer rotor-type motor provided with a stator (150) and a rotor (152) arranged coaxially with the stator (150) so as to enclose the outer periphery of the stator (150). The stator (150) is secured to the outer peripheral surface (162) of the bearing (144) by an adhesive (163).
Description
Technical field
The present invention relates to closed-type compressor and use this closed-type compressor household electric refrigerator and
The refrigerating plant of show case etc..
Background technology
In recent years, along with the variation of food materials, the high capacity of the case internal volume of household electric refrigerator
Demand more and more stronger.Expand as being used for making the apparent size of household electric refrigerator keep constant
One method of big case internal volume, the downsizing of the Machine Room of storage closed-type compressor by
Advance.For the closed-type compressor used in household electric refrigerator or other refrigerating circulatory devices etc.,
Miniaturization, low level requirement the strongest.
At present, as this closed-type compressor, in order to realize miniaturization, low level, past
Toward not being use inner rotor type motor, and the applicable miniaturization of use, the external-rotor-type electricity of slimming
Machine (for example, referring to patent documentation 1).In inner rotor type motor, as electrical components, turn
Son rotates in the inner side of stator.In external rotor electric machine, rotor rotates in the outside of stator.
Fig. 7 is Bearning mechanism and the side of electrical components of the closed-type compressor representing prior art
View (with reference to patent documentation 1).
As it is shown in fig. 7, existing closed-type compressor includes: have main shaft 4 and eccentric shaft 6
Axle 8, the bearing 10 of axle supporting spindle 4.Outer peripheral face and the inner circumferential of bearing 10 at main shaft 4
Face is respectively formed with sliding part 12,14.
Electrical components 18 includes stator 20 and surrounds stator 20 and with coaxial with stator 20
The external rotor electric machine of the rotor 22 that mode configures.
Stator 20 is fixed on the periphery of bearing 10 by welding, hot jacket cooperation or press-in etc.
Face 23.Inner circumferential at the bearing 10 of fixed stator 20 is provided with sliding part 14.
It addition, at rotor 22, the peripheral end 26 at discoid framework 24 is configured with permanent magnetism
Body 28.Rotor 22 is by being formed at the cylindric rotor shaft hatch 30 at the center of framework 24, profit
The periphery of the lower end of axle 8 it is fixed on hot jacket cooperation etc..
But, in the existing structure that patent documentation 1 is recorded, stator 20 is by welding, hot jacket
Coordinate or press-in etc. and be fixed on the peripheral part 23 of bearing 10.Therefore, existing structure exists use
Inner peripheral surface in the bearing 10 of fixed stator 20 deforms, easily at the sliding part 12 with main shaft 4
Between there is solid contact and the problem of abrasion etc.
Prior art literature
Patent documentation
Patent documentation 1: German patent application discloses No. 102010051266 description
Summary of the invention
The present invention proposes to solve existing problem.The present invention is by fixing stator
When the outer peripheral face of bearing, reduce the deformation of the inner peripheral surface of the bearing fixed, avoid at bearing
And the solid contact occurred between main shaft, prevents the generation of abrasion.Thus, the purpose of the present invention
It is the closed-type compressor providing a kind of durability high.
The closed-type compressor of the present invention receives electrical components and by electrical components in hermetic container
The compression element driven.It addition, compression element includes: the axle being made up of main shaft and eccentric shaft；
There is countershaft main shaft and carry out the bearing of axle supporting and the cylinder body of cylinder；Carry out reciprocal in cylinder
The piston of motion；With link eccentric shaft and the linking part of piston.It addition, electrical components is to include
Stator and in the way of surrounding the periphery of stator with the external-rotor-type electricity of the rotor of stator arranged coaxial
Machine.It addition, stator utilizes bonding agent to be fixed on the outer peripheral face of bearing.
Thereby, it is possible to reduce in the bearing occurred when stator being fixed on the outer peripheral face of bearing
The deformation of side face.It is thus possible to avoid the solid contact occurred between bearing and main shaft and prevent
Wear and tear.
The closed-type compressor of the present invention utilizes bonding agent that stator is fixed on the outer peripheral face of bearing,
Therefore compared with the situation that coordinate with by welding, hot jacket and press-in etc. is fixed, it is possible to reduce
The deformation of the inner peripheral surface of bearing.Thereby, it is possible to avoid the solid occurred between bearing and main shaft
Contact and prevent abrasion.It is thus possible to improve the durability of closed-type compressor.
Accompanying drawing explanation
Fig. 1 is the sectional view of the closed-type compressor of embodiment of the present invention 1.
Fig. 2 is the stator of the closed-type compressor representing embodiment of the present invention 1 and consolidating of bearing
The amplification sectional view of fixed part.
Fig. 3 is stator and the bearing of the closed-type compressor of embodiment of the present invention 1 in terms of bottom
Obtained upward view.
Fig. 4 is the stator of the closed-type compressor representing embodiment of the present invention 1 and consolidating of bearing
Another amplification sectional view of fixed part.
Fig. 5 is the stator of the closed-type compressor representing embodiment of the present invention 1 and consolidating of bearing
The another amplification sectional view of fixed part.
Fig. 6 is the schematic diagram of the refrigerating plant representing embodiment of the present invention 2.
Fig. 7 is the side view of Bearning mechanism and the electrical components representing existing closed-type compressor.
Detailed description of the invention
Below, referring to the drawings embodiments of the present invention are illustrated.Additionally, the present invention is not
Limited by this embodiment.
(embodiment 1)
Fig. 1 is the sectional view of the closed-type compressor of embodiment of the present invention 1.Fig. 2 is to represent
The stator of this closed-type compressor and the amplification sectional view of the standing part of bearing.Fig. 3 be under
The upward view obtained by the stator of this closed-type compressor and bearing is seen in portion.
In FIG, the closed-type compressor of present embodiment has become by the drawing of iron plate
Shape and the hermetic container 102 that formed be internally provided with electrical components 104, compression element 106
Compressor main body 108.Compression element 106 is driven by electrical components 104.
This compressor main body 108 is flexibly supported by suspension spring 120.
And then, in hermetic container 102, same with the low-pressure side with refrigerating plant (not shown)
Deng pressure and be sealed with refrigerant gas 122 to compare the state of low temperature.Refrigerant gas 122
It is the R600a etc. of the such as hydro carbons that greenhouse effects of the earth coefficient is low.At hermetic container 102 inner bottom part
It is sealed with lubricious oil 124.
Compression element 106 includes axle 126, cylinder body 128, piston 130 and linking part 132 etc..
Axle 126 includes: eccentric shaft 134, main shaft 136, by oil 124 from impregnated in oil 124
The lower end of main shaft 136 is supplied to the oil supply mechanism 138 of the upper end of eccentric shaft 134.
Cylinder body 128 is by forming the cylinder 142 of discharge chambe 140 and rotatable earth's axis supporting spindle
The bearing 144 of 136 forms.
Main shaft 136, in the local with the sliding part 137 of the inner peripheral surface 164 of bearing 144, has
The non-slip portion 146 that hollow obtained by the external diameter making main shaft 136 attenuates is formed.It addition, it is main
The non-slip portion 146 of axle 136 is arranged between the top and bottom of bearing 144.
Electrical components 104 is to include stator 150 and to surround stator 150 mode and stator 150
The external rotor electric machine of the rotor 152 of arranged coaxial.
At rotor 152, the peripheral end 156 at discoid framework 154 is configured with permanent magnet
158.It is formed at the cylindric rotor shaft hatch 160 at center of framework 154 by press-in, welding
Or hot jacket cooperation etc. is fixed on the periphery of lower end of main shaft 136.
As shown in the amplification sectional view of Fig. 2, stator 150 is in upper surface 165 and lower surface 166
It is respectively arranged with fitting portion 167 and fitting portion 169.It addition, fitting portion 167 and fitting portion 169
The internal diameter of the inner peripheral surface of stator 150 in addition is bigger, with axle than fitting portion 167 and fitting portion 169
There is certain gap in the outer peripheral face 162 holding 144.
Here, as it is shown on figure 3, arrange oriented fitting portion 167 at the fitting portion 169 of stator 150
And the clearance opening between inner peripheral surface and the outer peripheral face 162 of bearing 144 beyond fitting portion 169
Peristome 170.And, stator 150 is by the outer peripheral face flowing into bearing 144 from peristome 170
Gluing of the excellent heat resistances such as the epoxylite in the gap between 162 and the inner peripheral surface of stator 150
Connect agent 163 to fix.
Bearing 144 uses the ferrum class material of carbon containing.
Bearing 144 in order to improve sliding with main shaft 136, ablation resistance and guarantee intensity,
It is made up of the iron type materials that carbon content is less than more than 1% 10%.
Material at bearing 144 is ferrum class and time carbon content is more than 1%, by welding by stator
If 150 are fixed on bearing 144, when welding, bearing 144 becomes fragile and is difficult to fix.
But, if utilizing the method that bonding agent 163 is fixed, then can be by steady for stator 150
Surely bearing 144 it is fixed on.Because can become fragile when carbon content increases, carbon content is the most excellent
Till choosing 7%.
It addition, when stator 150 being fixed on bearing 144 by welding, because bearing 144
For the iron type materials of carbon content more than 1%, so when welding, bearing 144 can become fragile, it is impossible to
Easily fix, but in the present embodiment, utilize bonding agent 163 to be fixed on by stator 150
Bearing 144, even therefore bearing 144 is the iron type materials of carbon content more than 1%, it is also possible to
Stably it is fixed.
Below, the closed-type compressor for constituting in the above described manner illustrates its action and effect.
When being energized electrical components 104, electric current just flows to stator 150, produces magnetic field,
The rotor 152 being fixed on main shaft 136 rotates.By the rotation of this rotor 152, axle 126 enters
Row rotates.Via being rotatably mounted in the linking part 132 of eccentric shaft 134, piston 130 is at gas
Move back and forth in cylinder 142.Compression element 106 like this carries out the compressed action specified.
Then, stator 150 is fixed on by bonding agent 163 outer peripheral face 162 of bearing 144
Effect and effect illustrate.
The stator 150 of external rotor electric machine is generally by press-in, weldering as the present embodiment
Connect or hot jacket cooperation etc. is fixed on the outer peripheral face 162 of bearing 144.Therefore, fixed stator 150
The inner peripheral surface 164 of bearing 144 of position deform, at the sliding part 137 of main shaft 136
And it is susceptible to solid contact between stator 150 and weares and teares.
But, the stator 150 of the closed-type compressor of present embodiment utilizes bonding agent 163 solid
Due to the outer peripheral face 162 of bearing 144, thus without right as press-in, welding or hot jacket cooperation
Bearing 144 acts on excessive power.It is possible to suppress the inner peripheral surface 164 at bearing 144 to occur
Deformation.
It is then able to avoid the sliding part 137 of the inner peripheral surface 164 of bearing 144 and main shaft 136
Solid contact, it is possible to prevent abrasion.It is thus possible to improve the durability of closed-type compressor.
Even if it addition, depositing between the inner peripheral surface and the outer peripheral face 162 of bearing 144 of stator 150
At bonding agent 163, it is also possible to utilize the fitting portion 167 of stator 150 and fitting portion 169 to suppress
The axiality of the inner peripheral surface 164 of bearing and the outer peripheral face of stator 150 is deteriorated.It is thus possible to uniformly
Ground keeps the gap of stator 150 and rotor 152.Thus improve the efficiency of closed-type compressor.
And then, the inner peripheral surface beyond the fitting portion 167 of stator 150 and fitting portion 169 and bearing
There is certain gap in the outer peripheral face 162 of 144.At fitting portion 169, oriented stator 150 is set
Inner peripheral surface and the outer peripheral face 162 of bearing 144 between the peristome 170 of clearance opening.Thus,
Can easily from peristome 170 to the outer peripheral face 162 of the inner peripheral surface of stator 150 Yu bearing 144
Gap enclose bonding agent 163.Thus productivity ratio improves.And can be reliably by stator 150
It is fixed on bearing 144.
Additionally, in the present embodiment, peristome 170 is arranged at the fitting portion of stator 150
169, but be arranged at fitting portion 167 and also be able to obtain same effect.
It addition, in the present embodiment, it is also possible to multiple peristome 170 is set.Thus, bonding
Agent 163 is easier to enclose.
Fig. 4 is stator 150 and the bearing of the closed-type compressor representing embodiment of the present invention 1
Another amplification sectional view of the standing part of 144.In the diagram, the gap of bonding agent 163 is enclosed
It is arranged at bearing 144 side.Thereby, it is possible to the electromagnetic steel plate of stator 150 is made same shape.
Fig. 5 is stator 150 and the bearing of the closed-type compressor representing embodiment of the present invention 1
The another amplification sectional view of the standing part of 144.In Figure 5, the upside of paper is stator 150
Upside.In Figure 5, fitting portion 167 is arranged at the top half of stator 150.Thus,
Bonding agent 163 can be easily made to enter.
As it has been described above, the closed-type compressor of present embodiment receives electricity in hermetic container 102
Dynamic component 104 and the compression element 106 driven by electrical components 104.It addition, compression element
10 include: the axle 126 being made up of main shaft 136 and eccentric shaft 134；There is the master of countershaft 126
Axle 136 carries out the bearing 144 of axle supporting and the cylinder body 128 of cylinder 142.It addition, compression element
106 include: the piston 130 moved back and forth in cylinder 142；With link eccentric shaft 134
Linking part 132 with piston 130.It addition, electrical components 104 is to have stator 150 and Yi Bao
Enclose the mode of the periphery of stator 150 and the external-rotor-type of the rotor 152 of stator 150 arranged coaxial
Motor.It addition, stator 150 utilizes bonding agent 163 to be fixed on the outer peripheral face 162 of bearing 144.
It is possible to reduce the deformation of the inner peripheral surface 164 of the bearing 144 being fixed with stator 150.
It is possible to avoid occurring solid contact between bearing 144 and main shaft 136, prevent mill
Damage.It is thus possible to improve the durability of closed-type compressor.
Alternatively, it is also possible to arrange the periphery with bearing 144 in the local of the inner peripheral portion of stator 150
The chimeric fitting portion 167,169 in face 162.Thus, even if at the inner peripheral portion of stator 150 and axle
There is bonding agent 163 in the outer peripheral face 162 holding 144, it is also possible to suppression bearing 144 inner peripheral portion and
The axiality of the outer peripheral face of stator 150 is deteriorated, it is possible to keep stator 150 and rotor 152 equably
Gap.It is thus possible to improve the efficiency of closed-type compressor.
It addition, fitting portion 167,169 can also be arranged at stator 150 upper surface 165 and under
End face 166, and the inner peripheral portion of the stator 150 beyond fitting portion 167,169 and bearing 144
Outer peripheral face 162 gap is set.Thereby, it is possible to easily at inner peripheral portion and the axle of stator 150
Hold inclosure bonding agent 163 between the outer peripheral face 162 of 144.It is thus possible to reliably by bearing 144
Outer peripheral face 162 fix with stator 150.
It addition, bonding agent 163 and oil 124 are separated by fitting portion 167,169.Thereby, it is possible to
Suppression oil 124 affects bonding agent 163, it is possible to the deterioration of suppression bonding agent 163 self, and energy
Oil 124 or refrigerant gas 122 can be caused bad shadow by enough suppression generation from bonding agent 163
The material rung.Result can improve the reliability of closed-type compressor.
Alternatively, it is also possible to arrange the inner peripheral portion to stator 150 and bearing at fitting portion 167,169
The peristome 170 of the clearance opening of the outer peripheral face 162 of 144.Thereby, it is possible to easily by bonding
Agent 163 is injected into and is arranged between the inner peripheral portion of stator 150 and the outer peripheral face 162 of bearing 144
Gap in.It is possible to improve productivity ratio.
Alternatively, it is also possible to arrange multiple peristome 170.Thus, bonding agent 163 is easier to enclose.
It addition, gap can also be arranged at bearing 144 side.Thereby, it is possible to by stator 150
Electromagnetic steel plate makes same shape.
It addition, fitting portion 167 can also be arranged at the top half of the eccentric shaft side of stator 150.
It is possible to easily make bonding agent 163 enter.
It addition, bearing 144 can also use the ferrum class material of carbon containing.Thus, bearing 144 energy
Enough improve the sliding of main shaft 136, ablation resistance and guarantee intensity.
It addition, bearing 144 can also be containing the carbon of less than more than 1% 7%.Thereby, it is possible to will
Stator 150 is stably fixed to bearing 144.
(embodiment 2)
Fig. 6 is the schematic diagram of the refrigerating plant representing embodiment of the present invention 2.Here, refrigeration
Device carries the closed-type compressor of explanation in embodiment 1 in refrigerant loop 310.Under
In the face of the summary of the basic structure of refrigerating plant illustrates.
In figure 6, refrigerating plant includes: comprise the thermal insulation casing of the opening with band door
Main body 302；The inside of main body 302 is divided into storage space 304 and the Machine Room 306 of article
Division wall 308；With to the refrigerant loop 310 cooled down in storage space 304.
Refrigerant loop 310 is with pipe arrangement by the closed-type compressor illustrated by embodiment 1 i.e.
Compressor 312, radiator 314, decompressor 316, heat extractor 318 are connected as ring-type forming
Structure.Heat extractor 318 is arranged in the storage space 304 with aerator (not shown).
As indicated by the arrows in fig. 6, the cooling heat utilization aerator of heat extractor 318 is with at storage space
In 304, the mode of circulation is stirred, thus cools down storage space 304.
Refrigerating plant described above has the closed-type compressor of explanation in embodiment 1 and i.e. presses
Contracting machine 312.That is, compressor 312 is by utilizing bonding agent 163 that stator 150 is fixed on bearing
The outer peripheral face 162 of 144, suppresses the deformation produced at the inner peripheral surface 164 of bearing 144.It addition,
It can be avoided that the inner peripheral surface 164 of bearing 144 and the solid contact of main shaft 136.It is thus possible to carry
For the closed-type compressor that a kind of durability preventing to wear and tear is high.It is then able to improve refrigeration
The durability of device.
As it has been described above, the refrigerating plant of present embodiment has compressor 312, heat radiation by pipe arrangement
Device 314, decompressor 316, heat extractor 318 link for ring-type refrigerant loop 310.
As long as it addition, the closed-type compressor that compressor 312 embodiment 1 is recorded.Thus
Performance and the durability of refrigerating plant can be improved.
Industrial utilizability
As it has been described above, the present invention can provide the closed-type compressor and refrigerating plant that durability is high.
Therefore, the device that electric refrigerator or air-conditioning etc. are home-use it is not limited to, additionally it is possible to be widely used in business
With the refrigerating plant of show case, automatic vending machine etc..
Description of reference numerals
102 hermetic containers
104 electrical components
106 compression elements
108 compressor main bodies
120 suspension springs
122 refrigerant gas
124 oil
126 axles
128 cylinder bodies
130 pistons
132 linking parts
134 eccentric shafts
136 main shafts
137 sliding parts
138 oil supply mechanisms
140 discharge chambes
142 cylinders
144 bearings
146 non-slip portions
150 stators
152 rotors
154 frameworks
156 peripheral ends
158 permanent magnets
160 rotor shaft hatch
162 outer peripheral faces
163 bonding agents
164 inner peripheral surfaces
165 upper surfaces
166 lower surfaces
167,169 fitting portion
170 peristomes
302 main bodys
304 storage spaces
306 Machine Rooms
308 divide wall
310 refrigerant loops
312 compressors
314 radiators
316 decompressors
318 heat extractors.
Claims (10)
1. a closed-type compressor, it is characterised in that:
Electrical components and the compression element driven by described electrical components is received in hermetic container,
Described compression element includes:
The axle being made up of main shaft and eccentric shaft；
There is the described main shaft to described axle and carry out the bearing of axle supporting and the cylinder body of cylinder；
Reciprocating piston in described cylinder；With
Link described eccentric shaft and the linking part of described piston,
Described electrical components is to have stator and with described in the way of surrounding the periphery of described stator
The external rotor electric machine of the rotor of stator arranged coaxial,
Described stator utilizes bonding agent to be fixed on the outer peripheral face of described bearing.
Closed-type compressor the most according to claim 1, it is characterised in that:
Described stator inner peripheral portion be partially provided with chimeric with the outer peripheral face of bearing chimeric
Portion.
Closed-type compressor the most according to claim 2, it is characterised in that:
Described fitting portion is arranged at upper surface and the lower surface of described stator, described fitting portion with
It is provided with gap between inner peripheral portion and the outer peripheral face of described bearing of outer described stator.
Closed-type compressor the most according to claim 3, it is characterised in that:
At described fitting portion, the inner peripheral portion of oriented described stator and the outer peripheral face of described bearing are set
The peristome of clearance opening.
Closed-type compressor the most according to claim 4, it is characterised in that:
It is provided with multiple described peristome.
Closed-type compressor the most according to claim 3, it is characterised in that:
Described gap is arranged at described bearing side.
Closed-type compressor the most according to claim 2, it is characterised in that:
Described fitting portion is arranged at the top half of the described eccentric shaft side of described stator.
Closed-type compressor the most according to claim 1, it is characterised in that:
Described bearing is the ferrum class material of carbon containing.
Closed-type compressor the most according to claim 8, it is characterised in that:
Described bearing contains the described carbon of less than more than 1% 7%.
10. a refrigerating plant, it is characterised in that:
Have and by pipe arrangement, compressor, radiator, decompressor, heat extractor are linked for ring-type
Obtained by refrigerant loop, described compressor is airtight according to any one of claim 1～9
Formula compressor.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014139342 | 2014-07-07 | ||
| JP2014-139342 | 2014-07-07 | ||
| PCT/JP2015/003400 WO2016006229A1 (en) | 2014-07-07 | 2015-07-07 | Sealed compressor and refrigeration device using the same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106030105A true CN106030105A (en) | 2016-10-12 |
Family
ID=55063881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201580009748.0A Pending CN106030105A (en) | 2014-07-07 | 2015-07-07 | Sealed compressor and refrigeration device using same |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20170058880A1 (en) |
| EP (1) | EP3168474A4 (en) |
| JP (1) | JPWO2016006229A1 (en) |
| CN (1) | CN106030105A (en) |
| WO (1) | WO2016006229A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109309428A (en) * | 2017-07-28 | 2019-02-05 | Weg电子设备有限公司 | Rotary generator |
| CN111075687A (en) * | 2018-10-22 | 2020-04-28 | Lg电子株式会社 | Compressor including cylinder block corresponding to outer rotor type motor |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019112940A (en) * | 2016-05-09 | 2019-07-11 | 日本電産テクノモータ株式会社 | Compressor |
| JP2020112032A (en) * | 2017-05-08 | 2020-07-27 | パナソニックＩｐマネジメント株式会社 | Hermetic compressor and refrigerator using the same |
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| US20130167580A1 (en) * | 2010-09-07 | 2013-07-04 | Panasonic Corporation | Compressor and refrigerating cycle apparatus using the same |
| US20130251564A1 (en) * | 2012-03-23 | 2013-09-26 | Shinano Kenshi Co., Ltd. | Compressor and vacuum machine |
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2015
- 2015-07-07 CN CN201580009748.0A patent/CN106030105A/en active Pending
- 2015-07-07 WO PCT/JP2015/003400 patent/WO2016006229A1/en active Application Filing
- 2015-07-07 EP EP15818527.2A patent/EP3168474A4/en active Pending
- 2015-07-07 US US15/118,859 patent/US20170058880A1/en not_active Abandoned
- 2015-07-07 JP JP2016532436A patent/JPWO2016006229A1/en active Pending
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| US5542824A (en) * | 1994-04-29 | 1996-08-06 | Samsung Electronics Co., Ltd. | Refrigerant compressor having interconnected muffler section |
| JPH08312594A (en) * | 1995-05-19 | 1996-11-26 | Akaishi Kinzoku Kogyo Kk | Motor built-in type blower and blower device receiving the same in casing |
| JP2005344600A (en) * | 2004-06-02 | 2005-12-15 | Toshiba Kyaria Kk | Hermetic compressor |
| US20080143198A1 (en) * | 2006-12-18 | 2008-06-19 | Zhongshan Broad-Ocean Motor Co., Ltd. | Shock absorbing connector |
| US20130167580A1 (en) * | 2010-09-07 | 2013-07-04 | Panasonic Corporation | Compressor and refrigerating cycle apparatus using the same |
| CN102562525A (en) * | 2010-11-12 | 2012-07-11 | 思科普有限责任公司 | Compressor for household refrigerator |
| US20130251564A1 (en) * | 2012-03-23 | 2013-09-26 | Shinano Kenshi Co., Ltd. | Compressor and vacuum machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109309428A (en) * | 2017-07-28 | 2019-02-05 | Weg电子设备有限公司 | Rotary generator |
| CN111075687A (en) * | 2018-10-22 | 2020-04-28 | Lg电子株式会社 | Compressor including cylinder block corresponding to outer rotor type motor |
| CN111075687B (en) * | 2018-10-22 | 2022-02-11 | Lg电子株式会社 | Compressor including cylinder block corresponding to outer rotor type motor |
| US11536258B2 (en) | 2018-10-22 | 2022-12-27 | Lg Electronics Inc. | Compressor including cylinder block corresponding to outer rotor type motor |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2016006229A1 (en) | 2016-01-14 |
| US20170058880A1 (en) | 2017-03-02 |
| EP3168474A4 (en) | 2017-07-05 |
| JPWO2016006229A1 (en) | 2017-04-27 |
| EP3168474A1 (en) | 2017-05-17 |
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Effective date of registration: 20181008 Address after: Singapore Singapore Applicant after: PANASONIC APPLIANCES REFRIGERATION DEVICES SINGAPORE Address before: Osaka Japan Applicant before: Matsushita Electric Industrial Co.,Ltd. |
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