WO2010092790A1 - 密閉型圧縮機および冷凍装置 - Google Patents
密閉型圧縮機および冷凍装置 Download PDFInfo
- Publication number
- WO2010092790A1 WO2010092790A1 PCT/JP2010/000760 JP2010000760W WO2010092790A1 WO 2010092790 A1 WO2010092790 A1 WO 2010092790A1 JP 2010000760 W JP2010000760 W JP 2010000760W WO 2010092790 A1 WO2010092790 A1 WO 2010092790A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- outlet pipe
- space
- suction
- oil
- compression chamber
- Prior art date
Links
Images
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
- 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
- F04B39/0027—Pulsation and noise damping means
- F04B39/0055—Pulsation and noise damping means with a special shape of fluid passage, e.g. bends, throttles, diameter changes, pipes
- F04B39/0061—Pulsation and noise damping means with a special shape of fluid passage, e.g. bends, throttles, diameter changes, pipes using muffler volumes
-
- 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
- F04B17/00—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
- F04B17/03—Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by electric motors
-
- 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
-
- 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
Definitions
- the present invention relates to a hermetic compressor and a refrigeration apparatus.
- FIG. 3 is a longitudinal sectional view of a conventional hermetic compressor described in Patent Document 1
- FIG. 4 is a longitudinal sectional view of a suction muffler of the hermetic compressor.
- the bottom of the hermetic container 1 stores oil 3 and is filled with refrigerant 5.
- the compressor body 7 is elastically supported with respect to the sealed container 1 by a suspension spring 9.
- the compressor main body 7 includes an electric element 11 and a compression element 13 disposed above the electric element 11.
- the electric element 11 has a stator 15 and a rotor 17.
- the compression element 13 includes a crankshaft 23, a block 29, a piston 31, a valve plate 33, a suction valve 37, and a connecting means 39.
- the crankshaft 23 includes an eccentric shaft 19 and a main shaft 21.
- the block 29 is formed integrally with the cylinder 27 that forms the compression chamber 25.
- the connecting means 39 connects the eccentric shaft 19 and the piston 31.
- the suction valve 37 opens and closes the suction hole 35, and the suction hole 35 is provided in the valve plate 33 that seals the end face of the cylinder 27.
- the main shaft 21 of the crankshaft 23 is rotatably supported by the bearing portion 41 of the block 29.
- a rotor 17 is fixed to the main shaft 21.
- the crankshaft 23 is provided with an oil supply mechanism 43 including a spiral groove provided on the surface of the main shaft 21.
- the suction muffler 47 is sandwiched and fixed by the valve plate 33 attached to the end face of the cylinder 27 and the cylinder head 45 that closes the valve plate 33.
- the suction muffler 47 is molded from a resin such as PBT (Polybutylene terephthalate).
- the suction muffler 47 includes a muffler main body 51, an inlet pipe 53, and an outlet pipe 55, and an oil discharge hole 57 at the lower end of the muffler main body 51.
- the muffler body 51 forms a silence space 49.
- the inlet pipe 53 communicates the sound deadening space 49 and the space inside the sealed container 1.
- the outlet pipe 55 communicates the sound deadening space 49 and the compression chamber 25.
- the outlet pipe 55 includes a bent portion 59, a first outlet pipe portion 61, and a second outlet pipe portion 63. Further, the first outlet pipe portion 61 and the second outlet pipe portion 63 are formed at right angles.
- the bent portion 59 is formed to be bent at an intermediate portion between the opening to the silencing space 49 and the opening near the suction valve 37.
- the first outlet pipe portion 61 extends from the bent portion 59 to the silencing space 49 side.
- the second outlet pipe portion 63 extends from the bent portion 59 to the suction valve 37 side.
- the hermetic compressor causes a current to flow through the stator 15 to generate a magnetic field.
- the crankshaft 23 is rotated, and the piston 31 reciprocates in the cylinder 27 via the connecting means 39 that is rotatably attached to the eccentric shaft 19. .
- the refrigerant 5 returned from the refrigeration cycle is guided into the compression chamber 25 through the suction muffler 47 and through the suction hole 35 communicating with the compression chamber 25 by opening and closing of the suction valve 37.
- the suction muffler 47 reduces noise generated by intermittent suction of the refrigerant 5, and prevents the refrigerant 5 passing through the suction muffler 47 from being heated because it is formed of a resin having low thermal conductivity.
- the height of the suction muffler 47 can be reduced, so that it can be used for a hermetic compressor having a low height.
- the oil supply mechanism 43 uses the centrifugal force generated by the rotation of the crankshaft 23 to convey the oil 3 from the bottom of the sealed container 1 to the upper compression element 13.
- the oil 3 that has been conveyed lubricates the crankshaft 23 and the sliding portion such as the bearing portion 41, and then scatters from the upper end of the crankshaft 23 into the sealed container 1 to lubricate the piston 31, the cylinder 27, and the like. Then, the scattered oil 3 adheres to the sealed container 1, and heat flows from the oil 3 to the sealed container 1 when it flows down to the bottom along the inner wall surface of the sealed container 1, and heat is released from the sealed container 1 to the outside.
- the hermetic compressor is cooled.
- the oil 3 scattered in the sealed container 1 is also sucked into the suction muffler 47 together with the refrigerant 5.
- the oil 3 sucked together with the refrigerant 5 is separated from the refrigerant 5 when the speed of the refrigerant 5 decreases when the oil 3 is released from the inlet pipe 53 into the silence space 49. Then, most of the separated oil 3 stays at the bottom of the muffler body 51 and is discharged out of the suction muffler 47 through the oil discharge hole 57.
- the performance of the heat exchanger may be deteriorated by discharging a large amount of oil 3 to the refrigeration cycle.
- the hermetic compressor of the present invention accommodates a compression element driven by an electric element in a hermetic container, and the compression element includes a block forming a compression chamber, a suction valve disposed at an end of the compression chamber, A piston that reciprocates in the compression chamber; and a suction muffler that forms a silencing space that communicates with the compression chamber.
- the suction muffler includes a muffler body that forms the silencing space, and an outlet pipe that communicates the silencing space and the suction valve.
- the outlet pipe includes a bent portion formed by bending at an intermediate portion between the opening to the silencing space and the opening near the suction valve, and a first outlet pipe portion extending from the bent portion to the silencing space And a second outlet pipe portion extending from the bent portion toward the intake valve, and a side closed space in which one end communicates with the outlet pipe and the other end is closed is formed in the vicinity of the bent portion It is.
- the hermetic compressor configured as described above separates oil that is about to flow into the compression chamber along the inner wall of the outlet pipe into the side closed space. Therefore, since a large amount of oil can be prevented from flowing into the compression chamber, noise is low and performance can be stabilized.
- FIG. 1 is a longitudinal sectional view of a hermetic compressor according to an embodiment of the present invention.
- FIG. 2 is a longitudinal sectional view of a suction muffler of the hermetic compressor.
- FIG. 3 is a longitudinal sectional view of a conventional hermetic compressor.
- FIG. 4 is a longitudinal sectional view of a suction muffler of the hermetic compressor.
- FIG. 1 is a longitudinal sectional view of a hermetic compressor according to an embodiment of the present invention
- FIG. 2 is a longitudinal sectional view of a suction muffler of the hermetic compressor.
- the hermetic compressor according to the embodiment of the present invention stores oil 103 at the inner bottom of the hermetic container 101 and encloses, for example, R600a as the refrigerant 105.
- R600a is a hydrocarbon-based refrigerant having a low global warming potential.
- the sealed container 101 is formed by drawing a steel plate.
- the sealed container 101 includes a suction pipe 106.
- the suction pipe 106 has one end communicating with the sealed container 101 and the other end connected to the low-pressure side (not shown) of the refrigeration cycle.
- a compressor main body 111 including a compression element 107 and an electric element 109 is elastically supported and accommodated by the suspension spring 113 with respect to the sealed container 101.
- the compression element 107 includes a crankshaft 115, a block 117, a piston 119, a connecting means 121, and the like.
- the crankshaft 115 includes an eccentric shaft 123 and a main shaft 125 and also includes an oil supply mechanism 127 including a spiral groove provided on the surface of the main shaft 125.
- the electric element 109 is composed of a stator 129 and a rotor 131.
- the stator 129 is fixed below the block 117 by bolts (not shown).
- the rotor 131 is arranged coaxially with the main shaft 125 inside the stator 129, and is shrink-fitted and fixed to the main shaft 125.
- the electric element 109 drives the compression element 107.
- a cylinder 135 forming the compression chamber 133 is integrally formed.
- the block 117 includes a bearing portion 137 that rotatably supports the main shaft 125.
- a valve plate 141, a suction valve 143, and a cylinder head 145 are pressed and fixed by a head bolt 147 so as to seal the end surface of the cylinder 135.
- the suction muffler 149 is held and fixed by the valve plate 141 and the cylinder head 145.
- the valve plate 141 includes a suction hole 139 and a discharge hole (not shown).
- the suction valve 143 opens and closes the suction hole 139.
- the suction muffler 149 is mainly molded from a synthetic resin such as PBT to which glass fiber is added.
- a muffler body 153 integrally formed with an inlet pipe 151 forming a part of the inclined outer wall of the suction muffler 149 and a cover 157 provided with the outlet pipe 155 are combined and integrated to form a sound deadening space 159.
- the suction muffler 149 includes a muffler main body 153 that forms a noise reduction space 159, and an outlet pipe 155 that communicates the noise reduction space 159 and the suction valve 143.
- the compression element 107 communicated with the compression chamber 133, a block 117 forming the compression chamber 133, a suction valve 143 disposed at the end of the compression chamber 133, a piston 119 that reciprocates in the compression chamber 133, and the compression chamber 133. And a suction muffler 149 that forms a silencing space 159.
- the outlet pipe 155 includes a bent portion 165 formed by bending at an intermediate portion between the opening portion 161 to the silencing space 159 and the opening portion 163 in the vicinity of the suction valve 143. Further, the outlet pipe 155 includes a first outlet pipe portion 167 and a second outlet pipe portion 169.
- the first outlet pipe portion 167 extends from the bent portion 165 to the silencing space 159 side, and is formed so as to be inclined so that the opening portion 161 side of the silencing space 159 is vertically lower than the bent portion 165 side.
- the second outlet pipe portion 169 extends from the bent portion 165 in a substantially vertical direction and toward the suction valve 143, and is molded integrally with the cover 157.
- the side portion closed space 171 is formed above the vicinity of the bent portion 165 of the outlet pipe 155, and one end communicates with the outlet pipe 155 and the other end is closed.
- the side closed space 171 is formed so that the shape is defined by the first outlet pipe portion 167 and the second outlet pipe portion 169.
- the bottom portion of the side closed space 171 is formed to be inclined so that the first outlet pipe portion 167 side is vertically downward.
- the angle ⁇ formed by the lower portion of the first outlet pipe portion 167 and the bottom portion of the side closed space 171 is set to 163 degrees so as to be substantially parallel to the inclination of the inlet pipe 151. Yes.
- the opening 173 of the inlet pipe 151 to the silencing space 159 is formed in the vicinity of the bottom of the silencing space 159, and is opposed to the opening 173 of the inlet pipe 151 at the bottom of the muffler body 153 near the opening 173.
- a step 174 is formed, and an oil discharge hole 175 is provided between the step 174 and the opening 173.
- the hermetic compressor causes a current to flow through the stator 129 to generate a magnetic field, and rotates the rotor 131 fixed to the main shaft 125.
- the crankshaft 115 rotates, and the piston 119 reciprocates in the cylinder 135 via the connecting means 121 that is rotatably attached to the eccentric shaft 123.
- the piston 119 reciprocates, the refrigerant 105 is sucked into the compression chamber 133 via the suction muffler 149, compressed, and then discharged to the refrigeration cycle (not shown).
- the low-temperature refrigerant 105 returned from the refrigeration cycle is once released into the sealed container 101 from the suction pipe 106, and then opened to the sound deadening space 159 through the inlet pipe 151 of the suction muffler 149. Then, the opened refrigerant 105 flows into the compression chamber 133 through the outlet pipe 155.
- the suction muffler 149 forms an expansion type muffler by the inlet pipe 151, the outlet pipe 155, and the sound deadening space 159, and reduces noise generated by intermittent suction of the refrigerant 105.
- the suction muffler 149 is formed from a resin having a low thermal conductivity. Therefore, the temperature of the refrigerant 105 passing through the suction muffler 149 is affected by the heat generated by the electric element 109 and the like, so that the rise can be reduced and the refrigerant 105 having a high density can be sucked into the compression chamber 133. The mass flow rate of the refrigerant 105 is increased, and the volume efficiency can be improved.
- the oil 103 stored in the inner bottom portion of the sealed container 101 is conveyed to the upper portion of the compression element 107 by an oil supply mechanism 127 that uses a centrifugal force obtained by the rotation of the crankshaft 115 and a viscous friction force generated in the sliding portion.
- the oil supply mechanism 127 that uses a centrifugal force obtained by the rotation of the crankshaft 115 and a viscous friction force generated in the sliding portion.
- a part of the oil 103 conveyed to the compression element 107 lubricates the crankshaft 115 and the sliding portion such as the bearing portion 137, and the remaining oil 103 is scattered from the upper end of the crankshaft 115.
- the oil 103 scattered in the space in the sealed container 101 falls on the sliding portions of the piston 119 and the cylinder 135 and lubricates. Although the temperature of the oil 103 used for lubrication of the sliding portion has risen, it adheres to the inner surface of the hermetic container 101 and radiates heat to the outside through the hermetic container 101 to cool the hermetic compressor. is doing.
- the oil 103 sucked together with the refrigerant 105 passes through the inlet pipe 151 and is released into the silencing space 159 having a large volume, where the flow rate of the refrigerant 105 decreases.
- the oil 103 is separated from the refrigerant 105 as the flow rate of the refrigerant 105 decreases.
- the oil 103 is subjected to an impact caused when a part of the refrigerant 105 collides with a stepped part 174 formed to face the opening 173, and a sudden change in the direction of the refrigerant flow caused by the collision with the stepped part 174 of the refrigerant 105. It is separated from the refrigerant 105 also by the turbulent flow accompanying this. Then, most of the separated oil 103 falls to the bottom of the sound deadening space 159 due to gravity.
- the dropped oil 103 is discharged to the outside of the suction muffler 149 through an oil discharge hole 175 provided at the bottom of the silencer space 159 in the vicinity of the opening 173 of the inlet pipe 151 and stored in the bottom of the sealed container 101.
- the oil 103 that has not fallen and splashed into the silence space 159 adheres to the inner wall surface of the silence space 159 and the outer surface of the first outlet pipe portion 167.
- the oil 103 adhering to the outer surface of the first outlet pipe portion 167 is urged by its own weight and the flow of the refrigerant 105 and moves toward the opening portion 161 of the first outlet pipe portion 167. Oil droplets are formed.
- the oil 103 that has become oil droplets is energized by the flow of the refrigerant 105 and moves toward the bent portion 165 along the inner wall of the first outlet pipe portion 167 as indicated by the arrow in FIG.
- the oil 103 moving along the inner wall of the first outlet pipe portion 167 moves to the second outlet pipe portion 169 by the side closed space 171 provided above the vicinity of the bent portion 165 of the outlet pipe 155. Is blocked and stays in the side closed space 171. In this way, by retaining the oil 103 in the side closed space 171, it is possible to prevent a large amount of oil 103 from flowing into the compression chamber 133, thereby preventing noise generation and the compressor. Can stabilize the performance.
- the opening 161 of the first outlet pipe portion 167 is formed to be inclined so as to be vertically lower than the bent portion 165. Further, the bottom of the side closed space 171 is formed so as to be inclined downward in the vertical direction toward the first outlet pipe portion 167 side.
- the angle ⁇ formed by the lower portion of the first outlet pipe portion 167 and the bottom portion of the side closed space 171 is formed to be 163 degrees. Therefore, the dimension of the suction muffler 149 in the height direction can be reduced. Further, by separating the opening 161 of the first outlet pipe 167 upward from the bottom of the noise reduction space 159, the oil 103 staying at the bottom of the noise reduction space 159 is directly sucked by the outlet pipe 155 and flows into the compression chamber 133. Can be prevented.
- the angle ⁇ is set to 163 degrees, but it is preferably in the range of 135 degrees to 180 degrees, more preferably 150 degrees to 175 degrees. That is, even when the angle ⁇ is 180 degrees, the first outlet pipe portion 167 can be maintained in the inclined state because the bottom surface of the side closed space 171 is in the predetermined inclined state.
- the side closed space 171 can act as a side branch type resonator that cancels the resonance mode that affects the radiated noise of the outlet pipe 155 and prevents the generation of noise. It is also possible.
- the side part closed space 171 demonstrated the example provided above the bending part 165 of the exit pipe
- the side portion closed space 171 may be provided below the bent portion 165 or the bent portion 165. If the side portion closed space 171 is provided in the vicinity of the bent portion 165, the oil 103 can be retained in the side portion closed space 171, and a large amount of oil 103 can be prevented from flowing into the compression chamber 133. It can also be operated as a side branch type resonator.
- the side closed space 171 is formed such that the shape is defined by the first outlet pipe portion 167 and the second outlet pipe portion 169. As a result, the side closed space 171 can be provided without increasing the number of components, so that an increase in cost can be prevented.
- the refrigeration system equipped with the above-mentioned hermetic compressor has low noise and stable performance.
- the hermetic compressor of the present invention can be widely applied not only to household electric refrigerators but also to air conditioners, vending machines, and other refrigeration apparatuses.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressor (AREA)
Abstract
Description
図1は本発明の実施の形態の密閉型圧縮機の縦断面図、図2は同密閉型圧縮機の吸入マフラーの縦断面図である。
103 オイル
105 冷媒
106 吸入管
107 圧縮要素
109 電動要素
113 サスペンションスプリング
115 クランクシャフト
117 ブロック
119 ピストン
121 連結手段
123 偏芯軸
125 主軸
127 給油機構
129 ステータ
131 ロータ
133 圧縮室
135 シリンダ
137 軸受部
139 吸入孔
141 バルブプレート
143 吸入バルブ
145 シリンダヘッド
147 ヘッドボルト
149 吸入マフラー
151 入口管
153 マフラー本体
155 出口管
157 カバー
159 消音空間
161,163,173 開口部
165 屈曲部
167 第1出口管部
169 第2出口管部
171 側部閉空間
175 オイル排出孔
Claims (4)
- 密閉容器内に電動要素によって駆動される圧縮要素を収容し、前記圧縮要素は、圧縮室を形成するブロックと、
前記圧縮室の端部に配設された吸入バルブと、
前記圧縮室内を往復運動するピストンと、
前記圧縮室に連通した消音空間を形成する吸入マフラーとを備え、
前記吸入マフラーは、前記消音空間を形成するマフラー本体と、
前記消音空間と前記吸入バルブとを連通する出口管とを備え、
前記出口管は、前記消音空間への開口部と前記吸入バルブ近傍の開口部との中間部において屈曲して形成された屈曲部と、
前記屈曲部から前記消音空間側に延出する第1出口管部と、
前記屈曲部から前記吸入バルブ側に延出する第2出口管部とを備えるとともに、一端が前記出口管に連通し他端が閉塞されている側部閉空間が前記屈曲部の近傍に形成されたことを特徴とする密閉型圧縮機。 - 前記第1出口管部は、前記屈曲部側よりも前記消音空間側が鉛直方向下方となるように傾斜して形成されるとともに、前記側部閉空間の底部は、前記第1出口管部側が鉛直方向下方となるように傾斜して形成されたことを特徴とする請求項1に記載の密閉型圧縮機。
- 前記第1出口管部の下部と、前記側部閉空間の底部とのなす角が135度以上180度以下となるように形成されたことを特徴とする請求項1または2に記載の密閉型圧縮機。
- 請求項1記載の密閉型圧縮機を搭載したことを特徴とする冷凍装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020117018756A KR101676890B1 (ko) | 2009-02-13 | 2010-02-09 | 밀폐형 압축기 및 냉동 장치 |
EP10741070.6A EP2397693B1 (en) | 2009-02-13 | 2010-02-09 | Sealed compressor and refrigeration device |
US13/145,467 US8517697B2 (en) | 2009-02-13 | 2010-02-09 | Sealed compressor and refrigeration device |
CN201080007755.4A CN102317627B (zh) | 2009-02-13 | 2010-02-09 | 密闭型压缩机和制冷装置 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009-030786 | 2009-02-13 | ||
JP2009030786A JP5338355B2 (ja) | 2009-02-13 | 2009-02-13 | 密閉型圧縮機および冷凍装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2010092790A1 true WO2010092790A1 (ja) | 2010-08-19 |
Family
ID=42561640
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2010/000760 WO2010092790A1 (ja) | 2009-02-13 | 2010-02-09 | 密閉型圧縮機および冷凍装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US8517697B2 (ja) |
EP (1) | EP2397693B1 (ja) |
JP (1) | JP5338355B2 (ja) |
KR (1) | KR101676890B1 (ja) |
CN (1) | CN102317627B (ja) |
WO (1) | WO2010092790A1 (ja) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012117735A1 (ja) * | 2011-03-02 | 2012-09-07 | パナソニック株式会社 | 密閉型圧縮機 |
EP2570670A3 (en) * | 2011-09-13 | 2017-03-22 | Black & Decker Inc. | Compressor Intake Muffler and Filter |
US9890774B2 (en) | 2011-09-13 | 2018-02-13 | Black & Decker Inc. | Compressor intake muffler and filter |
US11111913B2 (en) | 2015-10-07 | 2021-09-07 | Black & Decker Inc. | Oil lubricated compressor |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013157281A1 (ja) * | 2012-04-19 | 2013-10-24 | 三菱電機株式会社 | 密閉形圧縮機及びこの密閉形圧縮機を備えた蒸気圧縮式冷凍サイクル装置 |
BR112015012766A2 (pt) | 2012-12-05 | 2017-07-11 | Arcelik As | compressor hermético com silenciador de sucção |
CN104968937B (zh) * | 2013-02-07 | 2017-08-04 | 松下电器产业株式会社 | 密闭型压缩机和制冷装置 |
BR102016013787B1 (pt) * | 2016-06-14 | 2022-05-17 | Embraco Indústria De Compressores E Soluções Em Refrigeração Ltda | Filtro acústico para compressor |
CN108915997B (zh) * | 2018-08-24 | 2024-06-18 | 珠海格力节能环保制冷技术研究中心有限公司 | 消声器、压缩机组件及冰箱 |
CN111594414B (zh) * | 2019-02-20 | 2021-06-29 | 安徽美芝制冷设备有限公司 | 消音装置和压缩机 |
EP3976965A1 (en) | 2019-05-31 | 2022-04-06 | Arçelik Anonim Sirketi | A hermetic compressor comprising a suction muffler |
KR102443707B1 (ko) | 2021-01-04 | 2022-09-15 | 엘지전자 주식회사 | 리니어 압축기 |
CN113357127B (zh) * | 2021-06-23 | 2022-09-09 | 广州万宝集团压缩机有限公司 | 一种吸气消音器、压缩机和调温设备 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5031504U (ja) * | 1973-07-16 | 1975-04-07 | ||
JPS5250008A (en) * | 1975-10-20 | 1977-04-21 | Mitsubishi Heavy Ind Ltd | Refreigeration compressor |
JPS5996383U (ja) * | 1982-12-20 | 1984-06-29 | トヨタ自動車株式会社 | コンプレツサ用吸気ダクト |
JPH01102485U (ja) * | 1987-12-28 | 1989-07-11 | ||
JP2007016646A (ja) * | 2005-07-06 | 2007-01-25 | Matsushita Electric Ind Co Ltd | 密閉型圧縮機 |
WO2008069334A1 (en) * | 2006-12-06 | 2008-06-12 | Panasonic Corporation | Refrigerant compressor |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1474381A (en) | 1973-06-28 | 1977-05-25 | Dunlop Ltd | Tyres |
JPS5757288U (ja) * | 1980-09-20 | 1982-04-03 | ||
JPS5996383A (ja) | 1982-11-19 | 1984-06-02 | 立川ブラインド工業株式会社 | ヘツドボツクス昇降型ブラインドの開閉駆動装置 |
JPS63192974A (ja) * | 1987-02-03 | 1988-08-10 | Matsushita Refrig Co | 圧縮機の油分離器 |
JPH07122763B2 (ja) | 1987-10-15 | 1995-12-25 | 東海ゴム工業株式会社 | ロール |
JPH10196540A (ja) * | 1997-01-10 | 1998-07-31 | Toyota Autom Loom Works Ltd | 圧縮機 |
JP4792675B2 (ja) | 2001-07-31 | 2011-10-12 | パナソニック株式会社 | 密閉型圧縮機 |
KR100464077B1 (ko) * | 2002-01-10 | 2004-12-30 | 엘지전자 주식회사 | 테슬러 밸브가 장착된 왕복동식 압축기의 흡입 머플러 |
DE10323526B3 (de) * | 2003-05-24 | 2005-02-03 | Danfoss Compressors Gmbh | Saugschalldämpfer für einen hermetischen Kältemittelverdichter |
KR100602692B1 (ko) * | 2004-08-04 | 2006-07-20 | 삼성전자주식회사 | 회전압축기 |
CN2833127Y (zh) * | 2005-11-12 | 2006-11-01 | 杨百昌 | 全封闭制冷压缩机新型节能消音器 |
CN2871909Y (zh) * | 2005-12-29 | 2007-02-21 | 广州冷机股份有限公司 | 一种带橡胶波纹管的压缩机吸气消音器 |
US8460818B2 (en) * | 2009-10-05 | 2013-06-11 | Samsung Sdi Co., Ltd. | Battery module |
-
2009
- 2009-02-13 JP JP2009030786A patent/JP5338355B2/ja active Active
-
2010
- 2010-02-09 KR KR1020117018756A patent/KR101676890B1/ko active IP Right Grant
- 2010-02-09 EP EP10741070.6A patent/EP2397693B1/en active Active
- 2010-02-09 US US13/145,467 patent/US8517697B2/en active Active
- 2010-02-09 WO PCT/JP2010/000760 patent/WO2010092790A1/ja active Application Filing
- 2010-02-09 CN CN201080007755.4A patent/CN102317627B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5031504U (ja) * | 1973-07-16 | 1975-04-07 | ||
JPS5250008A (en) * | 1975-10-20 | 1977-04-21 | Mitsubishi Heavy Ind Ltd | Refreigeration compressor |
JPS5996383U (ja) * | 1982-12-20 | 1984-06-29 | トヨタ自動車株式会社 | コンプレツサ用吸気ダクト |
JPH01102485U (ja) * | 1987-12-28 | 1989-07-11 | ||
JP2007016646A (ja) * | 2005-07-06 | 2007-01-25 | Matsushita Electric Ind Co Ltd | 密閉型圧縮機 |
WO2008069334A1 (en) * | 2006-12-06 | 2008-06-12 | Panasonic Corporation | Refrigerant compressor |
Non-Patent Citations (1)
Title |
---|
See also references of EP2397693A4 * |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012117735A1 (ja) * | 2011-03-02 | 2012-09-07 | パナソニック株式会社 | 密閉型圧縮機 |
EP2570670A3 (en) * | 2011-09-13 | 2017-03-22 | Black & Decker Inc. | Compressor Intake Muffler and Filter |
US9890774B2 (en) | 2011-09-13 | 2018-02-13 | Black & Decker Inc. | Compressor intake muffler and filter |
US10012223B2 (en) | 2011-09-13 | 2018-07-03 | Black & Decker Inc. | Compressor housing having sound control chambers |
US10036375B2 (en) | 2011-09-13 | 2018-07-31 | Black & Decker Inc. | Compressor housing having sound control chambers |
US10871153B2 (en) | 2011-09-13 | 2020-12-22 | Black & Decker Inc. | Method of reducing air compressor noise |
US10982664B2 (en) | 2011-09-13 | 2021-04-20 | Black & Decker Inc. | Compressor intake muffler and filter |
US11788522B2 (en) | 2011-09-13 | 2023-10-17 | Black & Decker Inc. | Compressor intake muffler and filter |
US12078160B2 (en) | 2011-09-13 | 2024-09-03 | Black & Decker Inc. | Method of reducing air compressor noise |
US11111913B2 (en) | 2015-10-07 | 2021-09-07 | Black & Decker Inc. | Oil lubricated compressor |
Also Published As
Publication number | Publication date |
---|---|
KR20110115131A (ko) | 2011-10-20 |
US20110271709A1 (en) | 2011-11-10 |
CN102317627B (zh) | 2014-03-19 |
KR101676890B1 (ko) | 2016-11-16 |
EP2397693A1 (en) | 2011-12-21 |
JP2010185392A (ja) | 2010-08-26 |
US8517697B2 (en) | 2013-08-27 |
CN102317627A (zh) | 2012-01-11 |
EP2397693B1 (en) | 2016-04-27 |
EP2397693A4 (en) | 2015-01-14 |
JP5338355B2 (ja) | 2013-11-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2010092790A1 (ja) | 密閉型圧縮機および冷凍装置 | |
US8235683B2 (en) | Hermetic compressor | |
JP5945845B2 (ja) | 密閉型圧縮機 | |
JP5816791B2 (ja) | 密閉型圧縮機 | |
JP4752255B2 (ja) | 密閉型圧縮機 | |
JP5560580B2 (ja) | 密閉型圧縮機 | |
JP6154090B1 (ja) | 密閉型圧縮機およびそれを用いた冷凍装置 | |
JP5120186B2 (ja) | 密閉型圧縮機 | |
JP4682745B2 (ja) | 密閉型圧縮機 | |
JP2017048746A (ja) | 密閉型圧縮機および冷凍装置 | |
JP5793649B2 (ja) | 密閉型圧縮機 | |
JP5386906B2 (ja) | 冷媒圧縮機 | |
JP2013245666A (ja) | 密閉型圧縮機及びこれを備えた冷蔵庫 | |
JP5463275B2 (ja) | 密閉型圧縮機及びこれを備えた冷蔵庫 | |
JP2011196190A (ja) | 密閉型圧縮機および冷凍装置 | |
JP2015034477A (ja) | 密閉型圧縮機及びこれを備えた冷蔵庫 | |
WO2011086912A1 (ja) | 圧縮機 | |
JP2009068469A (ja) | 冷媒圧縮機 | |
JP2016169604A (ja) | 密閉型圧縮機および冷凍装置 | |
JP2008031881A (ja) | 圧縮機 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
WWE | Wipo information: entry into national phase |
Ref document number: 201080007755.4 Country of ref document: CN |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 10741070 Country of ref document: EP Kind code of ref document: A1 |
|
WWE | Wipo information: entry into national phase |
Ref document number: 13145467 Country of ref document: US |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2010741070 Country of ref document: EP |
|
ENP | Entry into the national phase |
Ref document number: 20117018756 Country of ref document: KR Kind code of ref document: A |
|
NENP | Non-entry into the national phase |
Ref country code: DE |