CN106014912A - Electric compressor - Google Patents
Electric compressor Download PDFInfo
- Publication number
- CN106014912A CN106014912A CN201610168988.1A CN201610168988A CN106014912A CN 106014912 A CN106014912 A CN 106014912A CN 201610168988 A CN201610168988 A CN 201610168988A CN 106014912 A CN106014912 A CN 106014912A
- Authority
- CN
- China
- Prior art keywords
- plate
- surrounding wall
- wall portion
- housing
- motor
- 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.)
- Pending
Links
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
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
- F01C21/00—Component parts, details or accessories not provided for in groups F01C1/00 - F01C20/00
- F01C21/10—Outer members for co-operation with rotary pistons; Casings
-
- 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
- F04B39/12—Casings; Cylinders; Cylinder heads; Fluid connections
- F04B39/121—Casings
-
- 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
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/16—Casings; Cylinders; Cylinder liners or heads; Fluid connections
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/30—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/30—Structural association with control circuits or drive circuits
- H02K11/33—Drive circuits, e.g. power electronics
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
- F04C18/0207—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2240/00—Components
- F04C2240/80—Other components
- F04C2240/808—Electronic circuits (e.g. inverters) installed inside the machine
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
- F05C2251/00—Material properties
- F05C2251/04—Thermal properties
- F05C2251/042—Expansivity
- F05C2251/046—Expansivity dissimilar
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Compressor (AREA)
Abstract
An electric compressor includes a compression mechanism, an electric motor, an inverter, a housing a cover attached to the housing to accommodate the inverter between the cover and the housing. The cover is constituted of a metal frame portion and a resin portion covering a frame portion to surround surfaces of the frame portion. The frame portion has a plate-like portion and a peripheral wall portion extending from an outer peripheral edge of the plate-like portion toward the housing. The peripheral wall portion has concaves and convexes including at least one of a concave portion recessed in a thickness direction of the plate-like portion and a convex portion protruding in the thickness direction of the plate-like portion, at an end portion which is far from the plate-like portion. The resin portion is engaged with the concaves and convexes.
Description
Technical field
The present invention relates to motor compressor.
Background technology
As disclosing the following existing document moulding wiring plate, there is Japanese Unexamined Patent Publication 2000-
No. 31606 publications, wherein, this molding wiring plate achieves and prevents because of based on metal framework and shaping
The stripping of the resin of the thermal expansion between resin, fold and be full of cracks etc. and the insulation degradation that causes.
In molding wiring plate described in Japanese Unexamined Patent Publication 2000-31606 publication, metal framework quilt
In embedment resin.Formed at metal framework porose, made the upper and lower resin of metal framework by hole
Engage in the way of the shape of bridge purlin.
In molding wiring plate described in Japanese Unexamined Patent Publication 2000-31606 publication, stamping die will be utilized
The metal framework having stamping-out plate-shape metal and shape is embedded in resin.In order to enable metal framework to have
Variously-shaped, need to set accordingly engaging in the way of the shape of bridge purlin of resin with the shape of metal framework
The configuration of part.
Summary of the invention
It is an object of the invention to provide the heat of metal parts and the resin component that can suppress because of cover
The difference of expansion rate and make the motor compressor of the damaged situation of resin component.
Motor compressor based on the present invention possesses: compression mechanism, its convection cell is compressed；Electricity
Dynamic motor, it drives compression mechanism；Inverter, it drives electro-motor；Housing, it houses pressure
Contracting mechanism and electro-motor；And cover, it is installed on housing, houses inverse between this cover and housing
Become device.Cover is made up of metal structural portion and resin portion, and this resin portion is to surround structural portion
The mode on surface covers structural portion.Structural portion has plate-like portion and surrounding wall portion, and surrounding wall portion is from tabular
The outer peripheral edge in portion extends towards housing.Surrounding wall portion has in the end of the side contrary with plate-like portion side
Concavo-convex, this is concavo-convex includes the recess recessed along the thickness direction of plate-like portion and the thickness side along plate-like portion
At least one party in prominent protuberance.Above-mentioned concavo-convex engage with resin portion.
In accordance with the invention it is possible to suppression is different from the coefficient of thermal expansion of resin component because of the metal parts of cover
And make the situation of resin component breakage.
According to the related to the present invention following detailed description associatedly understood with accompanying drawing, the present invention
Above-mentioned and other purpose, feature, situation and advantage can be made apparent from.
Accompanying drawing explanation
Fig. 1 is the side view of the outward appearance of the motor compressor illustrating embodiments of the present invention 1.
Fig. 2 is the outward appearance of the cover illustrating that the motor compressor of embodiments of the present invention 1 possessed
Axonometric chart.
Fig. 3 is the sectional view of the cover that the motor compressor of embodiments of the present invention 1 is possessed, and is
The figure observed from the III-III line direction of arrow of Fig. 2.
Fig. 4 is the structural portion of the cover illustrating that the motor compressor of embodiments of the present invention 1 possessed
The axonometric chart of outward appearance.
Fig. 5 is the structural portion of the cover illustrating that the motor compressor of embodiments of the present invention 1 possessed
The upward view of outward appearance, be the figure observed from the arrow V direction of Fig. 4.
Fig. 6 is the cover that the motor compressor of the variation illustrating embodiments of the present invention 1 is possessed
The side view of shape of end of surrounding wall portion of structural portion.
Fig. 7 is the structural portion of the cover illustrating that the motor compressor of embodiments of the present invention 2 possessed
The upward view of outward appearance.
Detailed description of the invention
Hereinafter, referring to the drawings the motor compressor of the embodiments of the present invention is illustrated.With
Under explanation in, in figure identically or comparably part mark same reference numerals, do not repeat
Carry out its explanation.
(embodiment 1)
Fig. 1 is the side view of the outward appearance of the motor compressor illustrating embodiments of the present invention 1.As
Shown in Fig. 1, the motor compressor 100 of embodiments of the present invention 1 possesses: convection cell is pressed
The compression mechanism 120 of contracting；Drive the electro-motor 130 of compression mechanism 120；Drive electro-motor
The inverter 140 of 130；House compression mechanism 120 and the housing 110 of electro-motor 130；With
And be installed on housing 110 and between itself and housing 110, house the cover 150 of inverter 140.
Housing 110 includes suction casing 112 and discharges housing 111, and suction casing 112 is formed
For sucking the not shown suction inlet of cold-producing medium from not shown external refrigerant loop, discharge shell
Body 111 is formed with the not shown outlet for discharging refrigerant.
In present embodiment, suction casing 112 and discharge housing 111 respectively in there being bottom tube-like,
Such as it is made up of metal materials such as aluminum.Cover 150 is in there being bottom tube-like, such as by metal material structures such as aluminum
Become.Suction casing 112 houses compression mechanism 120 and electro-motor 130.
The cold-producing medium being sucked in housing 110 from suction inlet is compressed by compression mechanism 120, and
This cold-producing medium being compressed by is made to discharge from outlet.Additionally, as compressing the concrete of mechanism 120
Structure, can be any one of Scroll-type, piston type or vane type etc..
Electro-motor 130 is the electro-motor driven by three-phase ac power, and making can movable orbiting scroll convolution
And drive compression mechanism 120.Electro-motor 130 include having rotary shaft not shown rotor,
And cover the not shown stator of the surrounding of rotor.The rotary shaft of rotor with can be connected by movable orbiting scroll.
Stator has stator coil, and is fixed on suction casing 112.
Suction casing 112, discharge housing 111 and cover 150 include diapire and perisporium respectively, week
Wall erects setting from the outer peripheral edge of diapire, and has ring-type shape.The axis of suction casing 112
Direction is consistent with the axis direction of the rotary shaft of rotor.
The end 112e of the side contrary with diapire 112b side of the perisporium 112s of suction casing 112
End 111e phase with the side contrary with diapire 111b side of the perisporium 111s discharging housing 111
Inter-engaging.At the outer surface of the diapire 112b of suction casing 112, it is bonded to the perisporium of cover 150
The end 150e of the side contrary with diapire 150b side of 150s.
Cover 150 is engaged with housing 110 by secure component or binding agent etc..By suction casing
The reception room that the outer surface of the diapire 112b of 112 and cover 150 are marked off, contains driving electronic
The inverter 140 of motor 130.
In present embodiment, compression mechanism 120, electro-motor 130 and inverter 140 are along turning
The axis direction of the rotary shaft of son is with compression mechanism 120, electro-motor 130, inverter 140
Order arrangement.Wherein, the configuration of inverter 140 is not limited to this, such as, can also suck
The outside configuration inverter 140 of the perisporium 112s of housing 112.
Inverter 140 carries out the Spin Control of electro-motor 130 and carries out towards electro-motor 130
Power supply.DC power conversion is alternating current by inverter 140.Inverter 140 is by not shown group
Block and airtight terminal and electrically connect with electro-motor 130.Further, inverter 140 be used for obtaining
The service cable that must power connects.
Fig. 2 is the outward appearance of the cover illustrating that the motor compressor of embodiments of the present invention 1 possessed
Axonometric chart.Fig. 3 is the sectional view of the cover that the motor compressor of embodiments of the present invention 1 is possessed,
It it is the figure observed from the III-III line direction of arrow of Fig. 2.
As shown in FIG. 1 to 3, cover 150 includes: flat plate-like portion 151；From plate-like portion
The surrounding wall portion 152 that the outer peripheral edge of 151 extends towards housing 110；From plate-like portion 151 be provided with
First protuberance 153 and tubular of the tubular that the face of the side that the face of surrounding wall portion 152 is contrary is prominent
The second protuberance 154.It is provided with three spot-facing portions 155, these three spot-facing portions at plate-like portion 151
155 for fastening the not shown nut bolt being used for being installed on cover 150 housing 110.
First protuberance 153 is the connection for inverter 140 and service cable being coupled together
Device.Second protuberance 154 is for connecting electro-motor 130 and compressing each of mechanism 120
From state carry out the adapter of the holding wire detected.
As it is shown on figure 3, cover 150 is made up of metal structural portion 160 and resin portion 170,
Resin portion 170 covers structural portion 160 in the way of constituting the surface to surround structural portion 160.Framework
Portion 160 is function as electromagnetic shield.Structural portion 160 is made up of aluminum-based metal material.
Wherein, the material constituting structural portion 160 is not limited to aluminum-based metal material, it is also possible to be other
Metal material.Resin portion 170 is made up of epoxy resin.Wherein, the material of resin portion 170 is constituted
It is not limited to epoxy resin, it is also possible to be other insulative resin material.
In present embodiment, resin portion 170 is assembled in structural portion 160 with inner part and outer part
State each other by cement bonding be thus configured to one, wherein, inner part is pre-
It is shaped as inner surface (the intersecting with thickness direction of structural portion 160 having along structural portion 160
Upwardly extending two faces, side in the face of reception room side) shape, outer part is preshaped
For have outer surface along structural portion 160 (structural portion 160 in the direction intersected with thickness direction
The face of the face opposite side of the same reception room side in two faces of upper extension) shape.Inner part
The most viscous in the end of the side contrary with plate-like portion 151 side of surrounding wall portion 152 with outer part
Close.Wherein, the forming method of resin portion 170 is not limited to above-mentioned situation, it is also possible to by right
Structural portion 160 carries out inlaying shaping and being integrally constituted.
Fig. 4 is the structural portion of the cover illustrating that the motor compressor of embodiments of the present invention 1 possessed
The axonometric chart of outward appearance.Fig. 5 is that the motor compressor illustrating embodiments of the present invention 1 is possessed
The upward view of outward appearance of structural portion of cover, be the figure observed from the arrow V direction of Fig. 4.
As shown in Figure 4, Figure 5, structural portion 160 includes: plate-like portion 161；From plate-like portion 161
The surrounding wall portion 162 that extends towards housing of outer peripheral edge；From plate-like portion 161 be provided with surrounding wall portion 162
Prominent the first protuberance 163 of tubular in the face of contrary side, face and the second of tubular highlight
Portion 164.It is provided with three spot-facing portions 165 at plate-like portion 161.
The plate-like portion 161 of present embodiment becomes and is linked with of rectangular-shaped rectangular-shaped portion 161r
Point and the shape of a part of circular rounded portions 161c.Plate-like portion 161 in the case of vertical view
Wheel Guo be made up of such as lower part, it may be assumed that by the wheel Guo (outer peripheral edge) as rectangular-shaped portion 161r
The one side on long limit and the both sides of minor face and the wheel Guo (outer peripheral edge) as rounded portions 161c
The circular arc connected to each other of the end by the both sides of the minor face of rectangular-shaped portion 161r constitute.
The surrounding wall portion 162 of present embodiment extends from the outer peripheral edge of plate-like portion 161 towards housing.Change
Yan Zhi, the thickness direction along plate-like portion 161 extends.Surrounding wall portion 162 is made up of such as lower part, it may be assumed that
By the first surrounding wall portion 162c of the arc-shaped extended from the outer peripheral edge of rounded portions 161c, from rectangular-shaped
Second surrounding wall portion 162r of the rectangular flat shape that the outer peripheral edge on the long limit of portion 161r extends, from rectangle
The 3rd surrounding wall portion 162p and the 4th week that the outer peripheral edge of two minor faces of shape portion 161r each extends over
Wall portion 162q is constituted.
First to fourth surrounding wall portion 162c, 162r, 162p, 162q with plate-like portion 161 side phase
The end of anti-side is provided with recess 162n.Recess 162n passes through will be contrary with plate-like portion 161 side
Side end cut and formed.That is, surrounding wall portion 162 is contrary with plate-like portion 161 side one
The end of side has include along the recessed recess 162n of the thickness direction of plate-like portion 161 concavo-convex.
Additionally, be not limited to arrange recess 162n in surrounding wall portion 162, it is also possible in surrounding wall portion
The end of the side contrary with plate-like portion 161 side of 162 is provided with the thickness direction along plate-like portion 161
Prominent protuberance.That is, surrounding wall portion 162 can also be at the end of the side contrary with plate-like portion 161 side
Portion has include along the prominent protuberance of the thickness direction of plate-like portion 161 concavo-convex.Further, surrounding wall portion
162 can also have in the end of the side contrary with plate-like portion 161 side and include along plate-like portion 161
The recessed recess 162n of thickness direction and along the prominent protuberance of the thickness direction of plate-like portion 161
Both concavo-convex.
In present embodiment, in the first surrounding wall portion 162c, it is provided with multiple recessed spaced apart from each other
Portion 162n.It addition, be provided with a recess 162n on the long limit of rectangular-shaped portion 161r.
As it is shown on figure 3, resin portion 170 covers framework in the way of surrounding the surface of structural portion 160
Portion 160.Resin portion 170 is to being located at first to fourth surrounding wall portion 162c, 162r, 162p, 162q
Recess 162n enter.
Herein, the concavo-convex function being located at surrounding wall portion 162 is illustrated.Be configured at following location,
In the case of i.e. in resin portion 170 thermal expansion, the movement of resin portion 170 is limited by structural portion 160
The resin portion 170 of position by bigger thermal stress.
Present embodiment in resin portion 170 thermal expansion in the case of the movement of resin portion 170
The position limited by structural portion 160 refers to following location, it may be assumed that the surrounding of the first protuberance 163,
The surrounding of the second protuberance 164, three interior, the first surrounding wall portion 162c and the 3rd in spot-facing portions 165
The surrounding of the first linking part 162b1 between surrounding wall portion 162p, the first surrounding wall portion 162c and the 4th
In the surrounding of the second linking part 162b2 between surrounding wall portion 162q and recess 162n.Additionally,
Hereinafter, by the movement of resin portion 170 in the case of in resin portion 170 thermal expansion by structural portion 160
The position limited illustrates as stress concentrated position.
For acting on the thermal stress of the resin portion 170 being arranged in stress concentrated position, if
The neighbouring stress concentrated position that there is other is then disperseed, and along with the stress adjoined each other concentrates position
Put interval each other to become big and become big.Have the surrounding wall portion of the cover of bottom tube-like be originally in order to cover and its
The position guaranteeing space between its parts and link with other parts, thus less being formed should
Power concentrated position.On the other hand, in the case of the cover 150 of motor compressor 100, make cover 150
The result coincide of the profile of shape and housing 110 be then to form first even in surrounding wall portion 162
Knot 162b1 and the second linking part 162b2, if the first linking part 162b1 and the second linking part
Interval between 162b2 becomes big, then to being configured at the first linking part 162b1 and the second linking part
The resin portion 170 of the surrounding of 162b2 acts on bigger thermal stress.
Therefore, in the motor compressor 100 of present embodiment, at the first linking part 162b1 and
The first surrounding wall portion 162c and the second surrounding wall portion 162r between two linking part 162b2 are respectively equipped with
Recess 162n.Thereby, it is possible to suppression links being configured at the first linking part 162b1 and second
The thermal stress of resin portion 170 effect of the surrounding of portion 162b2 such that it is able to suppression resin portion 170
Damaged.Further, by the first protuberance 163 and the second protuberance 164 be formed about should
Power concentrated position, it is possible to suppress to be configured at the first protuberance 163 surrounding resin portion 170 with
And it is configured at the thermal stress of resin portion 170 effect of the surrounding of the second protuberance 164.
Therefore, it is possible to make the lower thickness of resin portion 170, as a result of which it is, be capable of electronic pressure
The miniaturization of contracting machine 100, lightness and reduction cost.
Fig. 6 is the cover that the motor compressor of the variation illustrating embodiments of the present invention 1 is possessed
The side view of shape of end of surrounding wall portion of structural portion.As shown in Figure 6, present embodiment
In variation, surrounding wall portion 162 is provided with continuously in the end of the side contrary with plate-like portion 161 side
The recess 162n recessed including the thickness direction along plate-like portion 161 and the thickness along plate-like portion 161
Both protuberance 162t's that degree direction is prominent is concavo-convex.Now, it is possible to make to act on resin portion 170
Thermal stress disperse further, and thermal stress concentration of local can be suppressed.From making thermal stress scattered
Viewpoint is set out, and the most above-mentioned concavo-convex complete cycle throughout surrounding wall portion 162 is continuously provided.
(embodiment 2)
Hereinafter, the motor compressor of embodiments of the present invention 2 is illustrated.Additionally, this reality
Execute the plate-like portion of structural portion and the respective shape of surrounding wall portion that the motor compressor of mode is only cover
Shape is different from the motor compressor 100 of embodiment 1, does not the most repeat the structure to other and carries out
Explanation.
Fig. 7 is the structural portion of the cover illustrating that the motor compressor of embodiments of the present invention 2 possessed
The upward view of outward appearance.As it is shown in fig. 7, the motor compressor of embodiments of the present invention 2 is had
The structural portion 260 of standby cover includes: flat plate-like portion 261；Periphery from plate-like portion 261
The surrounding wall portion 262 that edge extends towards housing；From plate-like portion 261 with the face being provided with surrounding wall portion 262
First protuberance 263 of the tubular that the face of contrary side is prominent and the second protuberance of tubular
264.The plate-like portion 261 of present embodiment is to be provided with jog in the outer peripheral edge of circular plate member
Structure.
Surrounding wall portion 262 extends towards housing from the outer peripheral edge of plate-like portion 261 and becomes wavy.Thus,
Jog 262m is continuously provided throughout the complete cycle of surrounding wall portion 262, but can also be only in week
The part in wall portion 262 arranges jog 262m.Wherein, from making the scattered viewpoint of thermal stress go out
Sending out, preferably jog 262m is continuously provided throughout the complete cycle of surrounding wall portion 262.
It is provided with multiple recess in the end of the side contrary with plate-like portion 261 side of surrounding wall portion 262
262n.In present embodiment, recess 262n is by by the side contrary with plate-like portion 261 side
End is cut and is formed.That is, surrounding wall portion 262 is in the end of the side contrary with plate-like portion 261 side
There is include along the recessed recess 262n of the thickness direction of plate-like portion 261 concavo-convex.
Additionally, surrounding wall portion 262 is not limited to be provided only with recess 262n, it is also possible in surrounding wall portion
The end of the side contrary with plate-like portion 261 side of 262 is provided with the thickness direction along plate-like portion 261
Prominent protuberance.That is, surrounding wall portion 262 can also be at the end of the side contrary with plate-like portion 261 side
Portion has include along the prominent protuberance of the thickness direction of plate-like portion 261 concavo-convex.Further, surrounding wall portion
262 can also have in the end of the side contrary with plate-like portion 261 side and include along plate-like portion 261
The recessed recess 262n of thickness direction and along the prominent protuberance of the thickness direction of plate-like portion 261
Both concavo-convex.
In the motor compressor of present embodiment, owing to surrounding wall portion 262 is formed as wavy, and
The end of the side contrary with plate-like portion 261 side of surrounding wall portion 262 is provided with multiple recess 262n,
It is possible to make the distance between stress concentrated position become shorter.As a result of which it is, effect can be made
Thermal stress in resin portion is disperseed such that it is able to suppression thermal stress concentration of local.And then, it is possible to make
The thermal stress acting on resin portion is reduced to below allowable stress such that it is able to suppression resin portion is broken
Damage.
Thereby, it is possible to make the lower thickness of resin portion.As a result of which it is, be capable of motor compressor
Miniaturization, lightness and reduce cost.In addition it is also possible to by the jog of present embodiment
262m is applied to the surrounding wall portion 162 of embodiment 1.
Though embodiments of the present invention are illustrated, it is believed that, the disclosedest embodiment party
Formula is all used to what citing represented in all of point, does not limit.The scope of the present invention by
Claims illustrate, it is intended that include in the meaning impartial with claims and scope is all
Change.
Claims (5)
1. a motor compressor, it is characterised in that possess:
Compression mechanism, its convection cell is compressed；
Electro-motor, it drives described compression mechanism；
Inverter, it drives described electro-motor；
Housing, it houses described compressor structure and described electro-motor；And
Covering, it is installed on described housing, and houses described inverter between this cover and described housing,
Described cover is made up of metal structural portion and resin portion, and this resin portion is to surround this framework
The mode on the surface in portion covers this structural portion,
Described structural portion has plate-like portion and surrounding wall portion, and this surrounding wall portion is from the outer peripheral edge of this plate-like portion
Extend towards described housing,
Described surrounding wall portion has concavo-convex in the end of the side contrary with plate-like portion side, and this is concavo-convex includes
The recess recessed along the thickness direction of described plate-like portion and the thickness direction along described plate-like portion are dashed forward
At least one party in the protuberance gone out,
Described concavo-convex and described resin portion engages.
Motor compressor the most according to claim 1, it is characterised in that
Described concavo-convex it is continuously provided.
Motor compressor the most according to claim 2, it is characterised in that
The described concavo-convex complete cycle throughout described surrounding wall portion and be continuously provided.
Motor compressor the most according to claim 1, it is characterised in that
Described surrounding wall portion is included in and is continuously provided when the thickness direction of described plate-like portion is observed
Jog.
Motor compressor the most according to claim 4, it is characterised in that
Described jog is continuously provided throughout the complete cycle of described surrounding wall portion.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015-062522 | 2015-03-25 | ||
| JP2015062522A JP2016180402A (en) | 2015-03-25 | 2015-03-25 | Motor compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106014912A true CN106014912A (en) | 2016-10-12 |
Family
ID=56889673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610168988.1A Pending CN106014912A (en) | 2015-03-25 | 2016-03-23 | Electric compressor |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20160281698A1 (en) |
| JP (1) | JP2016180402A (en) |
| KR (1) | KR20160115786A (en) |
| CN (1) | CN106014912A (en) |
| DE (1) | DE102016105422A1 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6760182B2 (en) * | 2017-03-30 | 2020-09-23 | 株式会社豊田自動織機 | Electric compressor |
| JP7035455B2 (en) * | 2017-10-31 | 2022-03-15 | 株式会社豊田自動織機 | Covers for in-vehicle electrical equipment and their manufacturing methods |
| JP2019152199A (en) * | 2018-03-06 | 2019-09-12 | アイシン精機株式会社 | Electric pump |
| KR20230137148A (en) * | 2022-03-21 | 2023-10-04 | 한온시스템 주식회사 | Electric compressor |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000031606A (en) * | 1998-07-10 | 2000-01-28 | Matsushita Electric Ind Co Ltd | Molded wiring board and its manufacture |
| JP2008215236A (en) * | 2007-03-06 | 2008-09-18 | Mitsubishi Heavy Ind Ltd | On-vehicle motor-driven compressor |
| CN102678510A (en) * | 2011-03-16 | 2012-09-19 | 株式会社丰田自动织机 | Compressor |
| CN103573630A (en) * | 2012-08-03 | 2014-02-12 | 株式会社丰田自动织机 | Motor-driven compressor |
| CN104421136A (en) * | 2013-08-23 | 2015-03-18 | 株式会社丰田自动织机 | Motor-driven compressor |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5874702B2 (en) | 2013-09-25 | 2016-03-02 | タイヨーエレック株式会社 | Game machine |
-
2015
- 2015-03-25 JP JP2015062522A patent/JP2016180402A/en not_active Ceased
-
2016
- 2016-03-22 US US15/077,361 patent/US20160281698A1/en not_active Abandoned
- 2016-03-23 DE DE102016105422.4A patent/DE102016105422A1/en not_active Withdrawn
- 2016-03-23 CN CN201610168988.1A patent/CN106014912A/en active Pending
- 2016-03-24 KR KR1020160035112A patent/KR20160115786A/en not_active Application Discontinuation
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000031606A (en) * | 1998-07-10 | 2000-01-28 | Matsushita Electric Ind Co Ltd | Molded wiring board and its manufacture |
| JP2008215236A (en) * | 2007-03-06 | 2008-09-18 | Mitsubishi Heavy Ind Ltd | On-vehicle motor-driven compressor |
| CN102678510A (en) * | 2011-03-16 | 2012-09-19 | 株式会社丰田自动织机 | Compressor |
| CN103573630A (en) * | 2012-08-03 | 2014-02-12 | 株式会社丰田自动织机 | Motor-driven compressor |
| CN104421136A (en) * | 2013-08-23 | 2015-03-18 | 株式会社丰田自动织机 | Motor-driven compressor |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20160115786A (en) | 2016-10-06 |
| US20160281698A1 (en) | 2016-09-29 |
| JP2016180402A (en) | 2016-10-13 |
| DE102016105422A1 (en) | 2016-09-29 |
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Application publication date: 20161012 |