WO2017145277A1 - 回転圧縮機 - Google Patents
回転圧縮機 Download PDFInfo
- Publication number
- WO2017145277A1 WO2017145277A1 PCT/JP2016/055349 JP2016055349W WO2017145277A1 WO 2017145277 A1 WO2017145277 A1 WO 2017145277A1 JP 2016055349 W JP2016055349 W JP 2016055349W WO 2017145277 A1 WO2017145277 A1 WO 2017145277A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- sealed container
- rotary compressor
- discharge pipe
- surface portion
- distance
- 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
- 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
- F04C18/34—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 having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members
-
- 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
-
- 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
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
-
- 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
- F04C2240/30—Casings or housings
Definitions
- the present invention relates to a rotary compressor, and more particularly to the structure of a hermetic container of a hermetic rotary compressor.
- a hermetic rotary compressor that is an example of a rotary compressor
- internal parts such as an electric motor and a compressor are hermetically sealed in a welded integral container, and a discharge pipe that discharges refrigerant to the upper part of the hermetic container; Airtight terminals connected to internal components are provided. If the inside of the sealed container becomes high pressure during the operation of the hermetic rotary compressor, the sealed container may be deformed due to stress concentration between the discharge pipe and the airtight terminal, which may cause leakage of the refrigerant.
- Patent Document 1 proposes that the upper part of a sealed container that has been flat in the past is formed in a hemispherical shape, and a discharge pipe through which a refrigerant flows is arranged at the center to improve the pressure resistance of the upper sealed container.
- the upper sealed container is formed into a circular lid shape as a whole by a plurality of spherical surfaces, and the pressure-tight strength of the upper sealed container is arranged by arranging airtight terminals, accessories, etc. along the spherical surface. It has been proposed to facilitate the installation of discharge pipes and airtight terminals while improving the efficiency.
- the discharge pipe diameter is increased to an appropriate size while maintaining the outer diameter of the sealed container. Therefore, it is necessary to suppress the loss in the discharge pipe.
- the discharge pipe diameter is enlarged, the airtight terminal and the discharge pipe provided on the upper part of the sealed container are close to each other, and stress is concentrated in the region between the airtight terminal and the discharge pipe when the closed container is at high pressure. Is likely to occur. The deformation that occurs in this region is difficult to prevent even if the configurations of Patent Documents 1 and 2 are adopted, and leakage of refrigerant gas, breakage of the airtight terminal, and the like occur.
- the present invention has been made in order to solve the above-described problems. Even if the discharge pipe diameter is enlarged while maintaining the outer diameter of the sealed container, the strength of the upper sealed container can be secured, and the airtight terminal is provided.
- An object of the present invention is to provide a rotary compressor capable of easily arranging the above.
- a rotary compressor includes a compression mechanism section and a sealed container that houses an electric motor section.
- the sealed container closes a cylindrical body and an opening at one end of the body, and discharges a refrigerant.
- a first sealed container having a discharge pipe connected to a central part thereof, and a second sealed container for closing an opening at the other end of the body part, wherein the first sealed container is connected to the electric motor part.
- the first axis located on the virtual vertical plane is inclined at a first inclination angle in a direction away from the virtual vertical plane as approaching the discharge pipe, and the second axis perpendicular to the first axis is inclined.
- the second direction is away from the virtual vertical plane. It is inclined at an inclination angle.
- the flat surface portion on which the airtight terminal is disposed is inclined at the first inclination angle and the second inclination angle with respect to the virtual vertical plane perpendicular to the axial direction of the trunk portion.
- FIG. 2 It is an internal block diagram which shows the inside of the rotary compressor which concerns on embodiment. It is a top view of an upper airtight container. It is a figure when the cross section along the X-axis of FIG. 2 is seen in the Y direction. It is a figure when the cross section along the Y-axis of FIG. 2 is seen in a X direction. It is a graph which shows the comparison result of the deformation
- FIG. 1 is an internal configuration diagram showing the inside of a rotary compressor 100 according to the present embodiment.
- a twin rotary type rotary compressor 100 having two cylindrical cylinders 25 in the compression mechanism unit 2 will be described as an example.
- the rotary compressor 100 is a hermetic electric compressor in which a compression mechanism unit 2 and an electric motor unit 3 are accommodated in a hermetic container 1.
- a suction muffler 14 is connected to the sealed container 1, and refrigerant is sucked from the suction muffler 14, compressed to a high pressure, and discharged.
- the sealed container 1 includes a cylindrical body 11, an upper sealed container 12 that closes an opening above the body 11, and a lower sealed container 13 that closes an opening below the body 11.
- the upper sealed container 12 is an example of a first sealed container of the present invention
- the lower sealed container 13 is an example of a second sealed container of the present invention.
- the parts to which they are connected are fixed by welding and kept sealed.
- the body 11 is provided with a suction pipe 15 connected to the suction muffler 14, and the upper sealed container 12 is provided with a discharge pipe 4.
- the discharge pipe 4 is on the extension line of the rotating shaft 21 and is installed at the center of the upper sealed container 12.
- the upper sealed container 12 is provided with an airtight terminal 16 and a rod 7 which are electrically connected to the electric motor unit 3 in the sealed container 1.
- the lower sealed container 13 has a shape approximated to a hemispherical shape.
- the lower sealed container 13 may be provided with an oil supply mechanism that stores lubricating oil supplied to the compression mechanism unit 2.
- the electric motor unit 3 includes a rotor 31 and a stator 32.
- the stator 32 is shrink-fitted to the body 11 of the sealed container 1 and fixed by various fixing methods such as welding, and is electrically connected to the airtight terminal 16 provided on the upper sealed container 12 by lead wires.
- the compression mechanism unit 2 includes a rotating shaft 21, a main bearing 22, a sub bearing 23, a rolling piston 24, a cylindrical cylinder 25, and a vane 26.
- the rotating shaft 21 is fixed to the rotor 31 of the electric motor unit 3 and is held by the main bearing 22 and the sub bearing 23.
- the rolling piston 24 is fixed to the rotary shaft 21 and accommodated in the cylindrical cylinder 25 so as to be eccentrically rotatable.
- the cylindrical cylinder 25 is divided for each compression chamber by a vane 26, moves through the compression chamber, and the high-pressure refrigerant is discharged into the space inside the sealed container 1.
- FIG. 2 is a top view of the upper sealed container 12.
- the upper closed container 12 connected to the body 11 on the XY plane formed by the upper end of the cylindrical body 11 has a circular shape when viewed from above, and a discharge pipe is formed at the center of the container. 4 is provided.
- the surface of the upper sealed container 12 is composed of a flat surface portion 17 and a curved surface portion 18.
- the flat surface portion 17 has an elliptical shape having end portions 17 a and 17 b, and an edge portion is connected to the curved surface portion 18.
- the flat surface portion 17 is formed in an elliptical shape, and one end portion 17 a is provided with a plurality of airtight terminals 16 to which the electric motor portion 3 inside the sealed container 1 is connected and the outermost shell 16 a is continuous with the flat surface portion 17. ing.
- a rod 7 perpendicular to the planar portion 17 is provided at the other end 17 b of the planar portion 17.
- the discharge pipe 4 provided at the center of the upper sealed container 12 has an outer diameter of 0.1 to 0.2 times the outer diameter of the upper sealed container 12.
- the curved surface portion 18 is formed in a shape approximated to a hemispherical shape by a plurality of curved surfaces, for example.
- FIG. 3 is a view when a cross section along the X axis in FIG. 2 is viewed in the Y direction.
- the plane portion 17 when the plane portion 17 is viewed in the Y direction, the plane portion 17 is inclined at an angle of ⁇ 1 with respect to the XY plane formed at the upper end of the body portion 11, and the edge of the plane portion 17 is
- the curved portion 18 is connected to the curved portion 18a by a smooth curve. Specifically, it is formed at the upper end of the body portion 11 and is inclined at an inclination angle ⁇ 1 in a direction away from the XY plane with respect to the X axis located on the XY plane orthogonal to the axial direction of the body portion 11. .
- the distance from one end 17a of the plane portion 17 to the XY plane formed by the upper end of the body 11 is farther than the distance from the other end 17b to the XY plane formed by the upper end of the body 11. positioned.
- the flat surface portion 17 inclined at the inclination angle ⁇ 1 is connected to the curved surface portion 18 by the concave portion 18a, so that the distance along the surface between the outermost shell 16a of the airtight terminal 16 and the side surface of the discharge pipe 4, and the airtightness The distance along the surface between the outermost shell 16a of the terminal 16 and the inner surface of the upper sealed container 12 is increased.
- the concave portion 18a is formed thick and has a function as a rib for improving strength.
- FIG. 4 is a view when a cross section along the Y axis in FIG. 2 is viewed in the X direction.
- the flat surface portion 17 is inclined at the inclination angle ⁇ 2, so that the distance along the surface between the outermost shell 16a of the hermetic terminal 16 and the side surface of the discharge pipe 4 and the outermost of the hermetic terminal 16 are increased. The distance along the surface between the shell 16a and the inner surface of the upper closed vessel 12 is increased. Also when viewed in the Y direction, one end 17a of the flat surface portion 17 protrudes from the curved surface portion 18, and the edge portion of the flat surface portion 17 is connected to the curved surface portion 18 by a smooth curve of the concave portion 18a. Yes.
- the XY plane is an example of a virtual vertical plane of the present invention
- the X axis and the Y axis are examples of a first axis and a second axis
- the tilt angle ⁇ 1 and the tilt angle ⁇ 2 are the first tilt angle and It is an example of the 2nd inclination angle.
- the plane portion 17 has an inclination with respect to the upper end surface of the body portion 11 in two cross sections in the X direction and the Y direction orthogonal to each other when the upper sealed container 12 is viewed from above, and is formed by the recess 18a.
- the curved surface portion 18 is smoothly connected. Therefore, even when the distance between the airtight terminal 16 and the discharge pipe 4 is maintained when viewed from above, the distance along the surface between the outermost shell 16 a of the airtight terminal 16 and the side surface of the discharge pipe 4. And the distance along the surface between the outermost shell 16a of the airtight terminal 16 and the inner surface of the upper sealed container 12 is extended.
- one end portion 17 a of the flat surface portion 17 is further away from the curved surface portion 18, and one end portion 17 a of the flat surface portion 17 protrudes from the curved surface portion 18.
- the distance to the XY plane is large. Therefore, the distance along the surface from the airtight terminal 16 to the discharge pipe 4 is further extended.
- the diameter of the sealed container is 100 mm and the flat surface portion 17 is not inclined, the distance between the side surface of the discharge pipe 4 and the outermost shell 16a of the hermetic terminal 16 and the outermost shell 16a of the hermetic terminal 16 will be described. And a sufficient distance from the inner surface of the upper sealed container 12 cannot be secured.
- the distance between the flat portion 17 inclined at the inclination angles ⁇ 1, ⁇ 2 and the side surface of the discharge pipe 4 and the outermost shell 16a of the hermetic terminal 16 is 5 mm, and the outermost shell 16a of the hermetic terminal 16 and the upper sealed container 12 are set.
- the distance between the inner surface and the inner surface is 5 mm, and the design conforming to the regulation of the insulation distance is possible.
- the distance between the side surface of the discharge pipe 4 and the outermost shell 16a of the airtight terminal 16 is 5 mm or more, and the distance between the outermost shell 16a of the airtight terminal 16 and the inner surface of the upper sealed container 12 is 5 mm or more. It is desirable.
- the inclination angles ⁇ 1 and ⁇ 2 of the plane portion 17 are preferably 5 ° or more and 30 ° or less with respect to the XY plane. By setting the inclination angles ⁇ 1 and ⁇ 2 in this range, the distance between the side surface of the discharge pipe 4 and the outermost shell 16a of the hermetic terminal 16, the outermost shell 16a of the hermetic terminal 16, and the inner surface of the upper sealed container 12 The distance between is secured.
- the flat surface portion 17 is inclined, the airtight terminal 16 is prevented from jumping out of the opening of the upper sealed container 12 in a plan view.
- the rotary compressor 100 sucks the refrigerant from the suction muffler 14 through the suction pipe 15.
- the refrigerant sucked from the suction pipe 15 is introduced into the compression mechanism unit 2, is compressed in the compression mechanism unit 2, becomes a high-temperature / high-pressure gas refrigerant, and is discharged into the sealed container 1.
- the gas refrigerant passes through the gap between the inner surface of the sealed container 1 and the electric motor unit 3 and is discharged from the discharge pipe 4 of the upper sealed container 12. As a result, a high-temperature and high-pressure gas refrigerant is generated by the rotary compressor 100.
- the hermetic container 1 When the refrigerant compressed in the compression mechanism unit 2 is discharged into the hermetic container 1, the hermetic container 1 receives an outward force from the high-temperature and high-pressure gas refrigerant.
- the body 11 and the lower sealed container 13 have a shape approximate to a cylindrical shape and a hemispherical shape, so that stress concentration due to an outward force is reduced.
- the upper airtight container 12 has a surface formed by an elliptical flat surface portion 17 and a curved surface portion 18 approximated to a hemispherical shape.
- the flat surface portion 17 is provided with an airtight terminal 16 and a rod 7 to which a cover for protecting the airtight terminal 16 is attached, and the curved surface portion 18 is provided with a discharge pipe 4 at a center position of the upper sealed container 12. ing.
- the flat surface portion 17 is inclined in two directions, and one end portion 17a of the elliptical flat surface portion 17 protrudes outward from the curved surface portion 18 of the upper closed container 12 and is higher than the center of the upper closed container 12. Has been extended.
- the flat surface portion 17 and the curved surface portion 18 are connected by a smooth curved concave portion 18a. Therefore, the distance between the airtight terminal 16 and the discharge pipe 4 is increased as compared with the case where the upper sealed container 12 is flat or a plane along a spherical shape.
- the concave portion 18a has an increased thickness and functions as a rib.
- the upper closed container 12 has a surface formed by the flat surface portion 17 and the curved surface portion 18, and a smooth concave portion 18a in which the edge portion of the flat surface portion 17 where stress is particularly concentrated is formed thick.
- a region other than the flat surface portion 17 in the upper sealed container 12 is formed by a curved surface portion 18 approximated to a hemispherical shape.
- the flat surface portion 17 is inclined in two directions, and the distance between the airtight terminal 16 provided on the flat surface portion 17 and the discharge pipe 4 provided on the curved surface portion 18 is extended. Therefore, for example, even when the discharge pipe 4 having a diameter 0.1 times larger than the outer diameter of the upper sealed container 12 is used, the airtight terminal 16 and the discharge pipe 4 can be arranged sufficiently separated from each other. It becomes.
- the airtight terminal 16 requires a cover for covering the airtight terminal 16, and for this purpose, the rod 7 for attaching the cover must also be disposed.
- the flat surface portion 17 protrudes outward from the curved surface portion 18 of the upper sealed container 12, extends to a high position, and has a large area. Therefore, it is easy to arrange or attach the airtight terminal 16 and the rod 7 and to attach the cover to the rod 7.
- the upper closed container 12 of the rotary compressor 100 according to the present embodiment and the conventional upper closed container were subjected to numerical analysis and the deformation amount under load was calculated and compared.
- the inclination of the plane portion 17 is set so as to have an inclination angle of 10 ° with respect to the X axis and 15 ° with respect to the Y axis in FIG.
- the airtight terminal was provided with a flat surface with no inclination, and a discharge pipe was provided at the center of the upper sealed container.
- the outer diameter and plate thickness of the upper sealed container of the comparative example were the same as those of the upper sealed container 12.
- the outer diameter of the discharge pipe 4 used for the upper sealed container 12 was 1.5 times the outer diameter of the discharge pipe used for the upper sealed container of the comparative example.
- FIG. 5 is a graph showing a comparison result of the deformation amount with respect to the internal pressure of the upper sealed container 12 of the present embodiment and the upper sealed container of the conventional example.
- numerical analysis conditions were set for the upper closed container with a load pressure of 5 MPa, and the deformation amount under load was calculated.
- the black bar graph is the amount of change in the example
- the white bar graph is the amount of change in the comparative example.
- the deformation amount of the upper sealed container of the comparative example was set to 100%.
- the amount of deformation between the discharge tube 4 of the upper sealed container 12 and the airtight terminal 16 is about 50 of the amount of deformation between the discharge tube of the upper sealed container of the comparative example and the airtight terminal. It has decreased to about%. Further, the deformation amount of the central portion of the hermetic terminal 16 is reduced to about 80% of the deformation amount of the central portion of the hermetic terminal of the comparative example. Thus, it is considered that the amount of deformation decreased even when the outer shape of the discharge pipe 4 increased by 1.5 times because the distance between the discharge pipe 4 and the airtight terminal 16 was sufficiently maintained.
- one of the factors is that the flat portion 17 where the airtight terminal 16 is arranged and the curved surface portion 18 where the discharge pipe 4 is arranged are connected by a smooth concave portion 18a.
- twin rotary compressor having two compression chambers has been described as an example.
- the present invention is applied to a single rotary having a large refrigerant flow rate, a scroll compressor, and the like, and the discharge pipe is expanded. You can also plan.
- the compressor is applied to a vertical type compressor.
- the vertical sealed container is press-fitted into the open part of the cylindrical sealed container.
- the present invention can also be applied when a discharge pipe is provided at the center.
- the flat surface portion 17 on which the airtight terminal 16 is disposed is inclined at the inclination angles ⁇ 1 and ⁇ 2 from the XY plane formed by the opening of the body portion 11. Yes.
- the arrangement and connection of the airtight terminals 16 are facilitated.
- the inclination angles ⁇ 1 and ⁇ 2 are formed at different angles. For this reason, the distance between the side surface of the discharge pipe 4 and the outermost shell 16a of the airtight terminal 16 and the distance between the outermost shell 16a of the airtight terminal 16 and the inner surface of the upper sealed container 12 are sufficiently secured. be able to.
- one end portion 17a of the flat surface portion 17 is protruded from the curved surface portion 18 and the distance from the XY plane is increased.
- the area of the flat surface portion 17 can be sufficiently enlarged while maintaining the distance from the distance, and the distance between the airtight terminal 16 and the discharge pipe 4 can be increased.
- the flat portion 17 and the curved surface portion 18 are connected by the concave portion 18a with a smooth curve, whereby the strength of the sealed container 1 is improved.
- the outer diameter of the discharge pipe 4 is enlarged, and it is possible to increase the amount of refrigerant circulation while maintaining the strength of the hermetic container 1, and high-performance rotary compression. A machine 100 is obtained.
- the rotary compressor 100 by setting the inclination angles ⁇ 1 and ⁇ 2 of the plane portion 17 to 5 ° or more and 30 ° or less, the distance between the airtight terminal 16 and the discharge pipe 4 is increased. And the area of the plane part 17 can be expanded sufficiently. Further, it is possible to prevent the airtight terminal 16 from protruding outward from the sealed container 1.
- the rotary compressor 100 for example, even if the diameter of the sealed container is 100 mm, the distance between the side surface of the discharge pipe 4 and the hermetic terminal 16 is 5 mm or more.
- the distance from the side surface of the upper sealed container 12 can be 5 mm or more. Therefore, it is possible to design according to the regulation of the insulation distance.
- the rotary compressor 100 since the rod 7 is provided on the flat surface portion 17, the work of attaching the cover that covers the airtight terminal 16 becomes easy.
- the sealed container 1 even when a refrigerant having a saturation pressure higher than that of the R22 refrigerant is compressed, the sealed container 1 has sufficient strength, so that safety is maintained.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
- Compressor (AREA)
Abstract
Description
図1は、本実施の形態に係る回転圧縮機100の内部を示す内部構成図である。以下の説明においては、回転圧縮機100として、圧縮機構部2に2つの円筒シリンダ25を有するツインロータリー形の回転圧縮機100を例に説明する。図1に示すように、回転圧縮機100は、密閉容器1の内部に、圧縮機構部2、電動機部3を収容した、密閉型の電動圧縮機である。密閉容器1には、吸入マフラー14が接続され、吸入マフラー14から冷媒が吸入され、高圧に圧縮されて吐出される。
性能評価においては、本実施の形態に係る回転圧縮機100の上部密閉容器12と、従来の上部密閉容器とについて、数値解析を行い負荷時の変形量を算出して比較を行った。本実施の形態に係る上部密閉容器12は、図2のX軸に対し10°、Y軸に対し15°の傾斜角になるように平面部17の傾斜を設定した。比較例の上部密閉容器においては、表面を傾斜のない平坦な平面として気密端子を設けるとともに、上部密閉容器の中心に吐出管を設けた。比較例の上部密閉容器の外径、及び、板厚は上部密閉容器12と同一とした。また、上部密閉容器12に用いた吐出管4の外径は、比較例の上部密閉容器に用いた吐出管の外径の1.5倍とした。
Claims (9)
- 圧縮機構部、及び、電動機部を収容する密閉容器を備え、
前記密閉容器は、
円筒形の胴部と、
前記胴部の一端の開口を塞ぎ、冷媒を吐出させる吐出管が中央部に接続された第1密閉容器と、
前記胴部の他端の開口を塞ぐ第2密閉容器と、を有し、
前記第1密閉容器は、
前記電動機部に接続される気密端子が配置された平面部と、
前記平面部以外を形成する、少なくとも1つの曲面部と、を有し、
前記平面部は、
前記一端の開口により形成され、前記胴部の軸方向に直交する仮想垂直面に位置する第1軸に対して、前記吐出管に近づくにつれて前記仮想垂直面から離れる方向に第1傾斜角度を成して傾斜し、
前記第1軸と直交する第2軸に対して、前記吐出管に近づくにつれて前記仮想垂直面から離れる方向に第2傾斜角度を成して傾斜する
回転圧縮機。 - 前記第1傾斜角度と、前記第2傾斜角度とが異なるように形成されている、
請求項1に記載の回転圧縮機。 - 前記仮想垂直面と、前記平面部の前記仮想垂直面から最も離れた位置との距離は、
前記仮想垂直面と、前記曲面部との距離よりも大きい
請求項1又は2に記載の回転圧縮機。 - 前記平面部と前記曲面部とは、
前記曲面部に形成された凹部により接続されている、
請求項1~3のいずれか一項に記載の回転圧縮機。 - 前記吐出管の外径は、
前記第1密閉容器の外径の0.1倍以上となるように形成されている、
請求項1~4のいずれか一項に記載の回転圧縮機。 - 前記第1傾斜角度は、前記仮想垂直面に対して5°以上30°以下であり、
前記第2傾斜角度は、前記仮想垂直面に対して5°以上30°以下である、
請求項1~5のいずれか一項に記載の回転圧縮機。 - 前記吐出管の側面と、前記気密端子との距離は、5mm以上であり、
前記気密端子と、前記第2密閉容器の側面との距離は、5mm以上である
請求項1~6のいずれか一項に記載の回転圧縮機。 - 前記平面部は、
前記平面部に対して垂直に設けられ、前記気密端子を覆うカバーが取付けられるロッドを備えた、
請求項1~7のいずれか一項に記載の回転圧縮機。 - 前記圧縮機構部は、
R22冷媒よりも高い飽和圧力を有する冷媒を圧縮するものである、
請求項1~8のいずれか一項に記載の回転圧縮機。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018501461A JP6584631B2 (ja) | 2016-02-24 | 2016-02-24 | 回転圧縮機 |
KR1020187019267A KR102041118B1 (ko) | 2016-02-24 | 2016-02-24 | 회전 압축기 |
CN201680081672.7A CN108700075B (zh) | 2016-02-24 | 2016-02-24 | 旋转压缩机 |
PCT/JP2016/055349 WO2017145277A1 (ja) | 2016-02-24 | 2016-02-24 | 回転圧縮機 |
CZ2018417A CZ308836B6 (cs) | 2016-02-24 | 2016-02-24 | Rotační kompresor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2016/055349 WO2017145277A1 (ja) | 2016-02-24 | 2016-02-24 | 回転圧縮機 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2017145277A1 true WO2017145277A1 (ja) | 2017-08-31 |
Family
ID=59684969
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2016/055349 WO2017145277A1 (ja) | 2016-02-24 | 2016-02-24 | 回転圧縮機 |
Country Status (5)
Country | Link |
---|---|
JP (1) | JP6584631B2 (ja) |
KR (1) | KR102041118B1 (ja) |
CN (1) | CN108700075B (ja) |
CZ (1) | CZ308836B6 (ja) |
WO (1) | WO2017145277A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2020045845A (ja) * | 2018-09-20 | 2020-03-26 | 日立ジョンソンコントロールズ空調株式会社 | 密閉型電動圧縮機 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012050129A1 (ja) * | 2010-10-13 | 2012-04-19 | 東芝キヤリア株式会社 | 密閉型回転式圧縮機及び冷凍サイクル装置 |
JP2014202117A (ja) * | 2013-04-04 | 2014-10-27 | ダイキン工業株式会社 | 圧縮機 |
WO2015091683A1 (fr) * | 2013-12-20 | 2015-06-25 | Tecumseh Europe S.A | Dispositif de fixation et raccordement électrique d'un compresseur hermétique |
JP2015124700A (ja) * | 2013-12-26 | 2015-07-06 | 三菱電機株式会社 | 密閉型圧縮機 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3727459B2 (ja) | 1997-11-28 | 2005-12-14 | 東芝キヤリア株式会社 | 密閉形圧縮機 |
CZ294083B6 (cs) * | 2002-08-26 | 2004-09-15 | Jaroslav Ing. Švéda | Rotační kompresor nebo spalovací motor |
US8876496B2 (en) * | 2012-03-23 | 2014-11-04 | Bitzer Kuehlmaschinenbau Gmbh | Offset electrical terminal box with angled studs |
JP5868247B2 (ja) * | 2012-04-09 | 2016-02-24 | 三菱電機株式会社 | ロータリー式圧縮機 |
CN203272142U (zh) * | 2013-04-19 | 2013-11-06 | 广东高品压缩机有限公司 | 一种微型压缩机的外壳结构 |
JP6331631B2 (ja) * | 2014-04-16 | 2018-05-30 | 住友ベークライト株式会社 | 圧縮機、圧縮機の筐体および圧縮機の筐体の製造方法 |
KR20160067531A (ko) * | 2014-12-04 | 2016-06-14 | 엘지전자 주식회사 | 실링부재와, 상기 실링부재를 포함하는 스크롤 압축기 및 그 제조방법 |
-
2016
- 2016-02-24 KR KR1020187019267A patent/KR102041118B1/ko active IP Right Grant
- 2016-02-24 JP JP2018501461A patent/JP6584631B2/ja active Active
- 2016-02-24 WO PCT/JP2016/055349 patent/WO2017145277A1/ja active Application Filing
- 2016-02-24 CZ CZ2018417A patent/CZ308836B6/cs unknown
- 2016-02-24 CN CN201680081672.7A patent/CN108700075B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012050129A1 (ja) * | 2010-10-13 | 2012-04-19 | 東芝キヤリア株式会社 | 密閉型回転式圧縮機及び冷凍サイクル装置 |
JP2014202117A (ja) * | 2013-04-04 | 2014-10-27 | ダイキン工業株式会社 | 圧縮機 |
WO2015091683A1 (fr) * | 2013-12-20 | 2015-06-25 | Tecumseh Europe S.A | Dispositif de fixation et raccordement électrique d'un compresseur hermétique |
JP2015124700A (ja) * | 2013-12-26 | 2015-07-06 | 三菱電機株式会社 | 密閉型圧縮機 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2020045845A (ja) * | 2018-09-20 | 2020-03-26 | 日立ジョンソンコントロールズ空調株式会社 | 密閉型電動圧縮機 |
Also Published As
Publication number | Publication date |
---|---|
JP6584631B2 (ja) | 2019-10-02 |
JPWO2017145277A1 (ja) | 2018-05-17 |
KR20180091881A (ko) | 2018-08-16 |
CN108700075B (zh) | 2019-12-20 |
CZ308836B6 (cs) | 2021-06-30 |
KR102041118B1 (ko) | 2019-11-06 |
CZ2018417A3 (cs) | 2018-09-26 |
CN108700075A (zh) | 2018-10-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR101716936B1 (ko) | 밀폐형 압축기 | |
CN107339210B (zh) | 线性压缩机 | |
JPWO2014178188A1 (ja) | スクロール圧縮機 | |
EP2221452B1 (en) | Scroll type compressor | |
JP6584631B2 (ja) | 回転圧縮機 | |
JP2013167256A (ja) | ロータリ圧縮機 | |
CN110397594A (zh) | 支撑部件及卧式压缩机 | |
CN107489614B (zh) | 涡旋压缩机 | |
CN217129795U (zh) | 压缩机泵体及压缩机 | |
JP2014015911A (ja) | ロータリ圧縮機 | |
JP5246052B2 (ja) | 圧縮機 | |
CN106837797B (zh) | 压缩机的排气组件和压缩机 | |
KR100323505B1 (ko) | 밀폐형 전동압축기 | |
JP2012107575A (ja) | 密閉型圧縮機 | |
CN219795558U (zh) | 涡旋式压缩机 | |
US11536258B2 (en) | Compressor including cylinder block corresponding to outer rotor type motor | |
JP2014129796A (ja) | 圧縮機 | |
CN209129854U (zh) | 旋转式压缩机、气体压缩系统、制冷系统和热泵系统 | |
EP3376032B1 (en) | Compressor | |
CN115614278A (zh) | 压缩机泵体及压缩机 | |
JP6432340B2 (ja) | 回転式圧縮機 | |
CN117404294A (zh) | 压缩机外壳及具有其的压缩机 | |
KR20060011169A (ko) | 로타리압축기의 압축기구부 지지구조 | |
JP2010196610A (ja) | 密閉型圧縮機 | |
JP2017187005A (ja) | 回転式圧縮機 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ENP | Entry into the national phase |
Ref document number: 2018501461 Country of ref document: JP Kind code of ref document: A |
|
ENP | Entry into the national phase |
Ref document number: 20187019267 Country of ref document: KR Kind code of ref document: A |
|
WWE | Wipo information: entry into national phase |
Ref document number: 1020187019267 Country of ref document: KR |
|
WWE | Wipo information: entry into national phase |
Ref document number: PV2018-417 Country of ref document: CZ |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 16891434 Country of ref document: EP Kind code of ref document: A1 |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 16891434 Country of ref document: EP Kind code of ref document: A1 |