Rotary compressor

A rotary compressor, used e.g. in an air conditioner, includes a compressing unit having an end plate that closes an end portion of an annular cylinder. The end plate includes a groove portion accommodating a discharge valve portion having a reed valve type discharge valve and a discharge-valve limiter. The discharge valve portion is attached to the groove portion with a rivet. The groove portion has a rivet-side enlarged diameter portion formed into a semicircular step shape, and a diameter of the rivet-side enlarged diameter portion other than a bottom side thereof is larger than a diameter of the bottom side. This prevents a punch P that swages the rivet from interfering with the groove portion when attaching the discharge valve portion to the groove portion with the rivet.

Rotating cylinder type compressor

A rotating cylinder type compressor includes: a cylinder having a cylindrical shape and rotating about a central axis; a first rotor and a second rotor each having a cylindrical shape and rotating about an eccentric axis eccentric to the central axis of the cylinder; a shaft; a first vane; and a second vane. The first vane is slidably fitted to a first groove portion defined in the first rotor to define a first compression chamber. The second vane is slidably fitted to a second groove portion defined in the second rotor to define a second compression chamber. The first rotor and the second rotor are arranged in an extending direction of the central axis of the cylinder.

ROTARY COMPRESSOR AND REFRIGERATING CYCLE APPARATUS

According to one embodiment, a rotary compressor accommodating an electric motor portion and a compression mechanism portion in a sealed case, wherein the compression mechanism portion comprises a cylinder, a roller, and a vane. The vane is disposed by stacking two divided vanes in a height direction of the cylinder, which is an axis direction of the rotation axis, and where a height dimension of one divided vane is H, and a minute gap between a height dimension of the cylinder and a height dimension of the two stacked divided vanes is L, a proportion of the minute gap L to the vane height dimension H per one divided vane is 1. A rotary compressor accommodating an electric motor portion and a compression mechanism portion joined to the electric motor portion through a rotation axis in a sealed case , whereinthe compression mechanism portion comprises a cylinder comprising a cylinder chamber, a roller moving eccentrically within the cylinder chamber, and a vane abutting the roller and partitioning an inside of the cylinder chamber into a compression chamber and an intake chamber,the vane is disposed by stacking two divided vanes in a height direction of the cylinder, which is an axis direction of the rotation axis, and {'br': None, 'i': L', 'H<, '0.001 Подробнее

ROTARY COMPRESSION MECHANISM

A rotary compression mechanism includes: a shaft attached to a casing; a drive cylinder rotatably supported on the shaft; a rotor provided inside the drive cylinder; a transfer mechanism connecting the drive cylinder and the rotor in rotational motion at a constant speed; and a partition plate dividing a space defined between an inner periphery of the drive cylinder and an outer periphery of the rotor. The rotor has a second rotation center which is eccentric with respect to a first rotation center of the drive cylinder such that the outer periphery of the rotor is in contact with the inner periphery of the drive cylinder at a contact portion. The partition plate has a structure by which one end of the partition plate is let in and out in a vicinity of the inner periphery of the drive cylinder or in a vicinity of the outer periphery of the rotor. 1. A rotary compression mechanism comprising:a shaft attached to a casing;a drive cylinder rotatably supported on the shaft and having an inner surface of a cylindrical shape or an inner surface of a variant shape;a rotor provided inside the drive cylinder and having a second rotation center which is eccentric with respect to a first rotation center of the drive cylinder such that an outer periphery of the rotor is in contact with an inner periphery of the drive cylinder at a contact portion;a transfer mechanism connecting the drive cylinder and the rotor to have rotational motion at a constant speed; anda partition plate dividing a space defined between the inner periphery of the drive cylinder and the outer periphery of the rotor, whereinthe partition plate has a structure by which one end of the partition plate is let in and out in a vicinity of the inner periphery of the drive cylinder or in a vicinity of the outer periphery of the rotor.2. The rotary compression mechanism according to claim 1 , wherein: a pin attached to the drive cylinder, and', 'an inner peripheral groove provided to the rotor; and, 'the transfer ...

Rotary compressor

A rotary compression mechanism is provided with a rotor which can rotate about the axis of a shaft mounted to a casing, a cylinder which can rotate about a rotation center eccentric from the shaft, and a drive plate which is installed so as to be capable of swinging relative to one of the cylinder and the rotor and to be capable of sliding relative to the other of the cylinder and the rotor and which rotationally connects the cylinder and the rotor. Spaces which are separated from each other by both a partition point and the drive plate and which are located between the inner surface of the cylinder and the outer periphery of the rotor are operating chambers for performing compression or suction.

Method for producing a pendulum of a pendulum slide cell pump

A method for producing a pendulum of a pendulum slide cell pump may include providing a prefabricated pendulum body and performing a post-machining operation on the pendulum body only at a plurality of contact locations at which the pendulum body contacts at least one of an inner rotor and an outer rotor of the pendulum slide cell pump.

Rotary compressor

FIELD: engines and pumps. SUBSTANCE: invention relates to air compressor, particularly, to compressor device with rotor and cylinder block with timed rotation. Rotary compressor comprises jacket 1, cylinder block 2, rotor 3, slide plate 4 and exhaust valve 7. Inlet 6 and outlet are arranged on jacket 1. Central rotational axis of cylinder block 2 deflects from said central rotational axis so that outer circumferential surface of rotor 3 is inscribed in inner circumferential surface of cylinder block 2. Head of slide plate 4 is arranged inside cylindrical body of cylinder block 2. Main body of slide plate 4 enters the slot for slide plate of rotor 3. Exhaust valve 7 is arranged on outer circle of rotor 3, ahead toward rotational direction of slide plate 4. Cylinder block inlet 12 is made at block rear in rotational direction of slide plate 4. The latter and inscribed point divide working volume shaped to crescent between cylinder block inner circumferential surface and rotor outer circumferential surface into suction and exhaust chambers. EFFECT: synchronous rotary compressor. 21 cl, 14 dwg РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) 2 470 184 (13) C2 (51) МПК F04C 18/348 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ ИЗОБРЕТЕНИЯ К ПАТЕНТУ (21)(22) Заявка: 2010136038/06, 29.01.2008 (24) Дата начала отсчета срока действия патента: 29.01.2008 (73) Патентообладатель(и): ДАФЫН ФЫНТАЙ ФЛУИД МАШИНЕРИ ТЕХНОЛОДЖИ КО., ЛТД. (CN) R U Приоритет(ы): (22) Дата подачи заявки: 29.01.2008 (72) Автор(ы): ХОУ Сяодун (CN) (43) Дата публикации заявки: 10.03.2012 Бюл. № 7 (45) Опубликовано: 20.12.2012 Бюл. № 35 2 4 7 0 1 8 4 (56) Список документов, цитированных в отчете о поиске: CN 200971862 Y, 07.11.2007. US 4568257 A, 04.02.1986. CN 1264792 A, 30.08.2000. CN 2528971 Y, 01.01.2003. RU 2105885 C1, 27.02.1998. RU 2117784 C1, 20.08.1998. 2 4 7 0 1 8 4 R U (86) Заявка PCT: CN 2008/070206 (29.01.2008) C 2 C 2 (85) Дата начала рассмотрения заявки PCT на национальной фазе: ...

Rotary compressor

Rotating cylinder type compressor

실린더회전형 압축기는 중심축(C1) 주위로 회전하는 원통형상의 실린더(21), 실린더(21)의 중심축(C1)에 대하여 편심된 편심축(C2) 주위로 회전하는 원통형상의 제 1 로터(22a)와 제 2 로터(22b), 샤프트(24), 제 1 베인(23a), 및 제 2 베인(23b)을 구비한다. 제 1 베인(23a)은 제 1 로터(22a)에 형성된 제 1 홈부(222a)에 슬라이딩 가능하게 끼워넣어져서, 제 1 압축실(Va)을 구획한다. 제 2 베인(23b)은 제 2 로터(22b)에 형성된 제 2 홈부(222b)에 슬라이딩 가능하게 끼워넣어져서, 제 2 압축실(Vb)을 구획한다. 제 1 로터(22a)와 제 2 로터(22b)는 실린더(21)의 중심축(C1) 방향으로 늘어서서 배치된다. The cylinder rotary compressor includes a cylindrical cylinder 21 rotating around the center axis C1 and a cylindrical first rotor rotating around the eccentric axis C2 eccentric to the center axis C1 of the cylinder 21 22a, a second rotor 22b, a shaft 24, a first vane 23a, and a second vane 23b. The first vane 23a is slidably fitted in the first groove portion 222a formed in the first rotor 22a to divide the first compression chamber Va. The second vane 23b is slidably fitted in the second groove portion 222b formed in the second rotor 22b to divide the second compression chamber Vb. The first rotor 22a and the second rotor 22b are arranged in the direction of the center axis C1 of the cylinder 21.

Rotary compressor and refrigerating circulatory device

本发明提供一种旋转式压缩机，在其密封箱体内，容纳有电动机部以及介由旋转轴与此电动机部连接的压缩机构部，该压缩机构部具备：具有气缸室的气缸、在气缸室内做偏心运动的辊子，以及与辊子接触并将气缸室的内部区划为压缩室和吸入室的叶片，该叶片，在为旋转轴的轴方向的、气缸的高度方向上重叠配置两片分割叶片，将一片分割叶片的高度尺寸设为H，将为上述气缸的高度尺寸与两片分割叶片重叠后的高度尺寸之差的微小间隙设为L时，将微小间隙L相对于每片分割叶片的叶片高度尺寸H的比例设定为：0.001＜微小间隙L/分割叶片片数/叶片高度H＜0.0015。

Air compressor device, rotary, cylindrical piston

Wind tunnel

Portable oxygen delivery device

Disclosed are devices, systems, and methods, including an oxygen delivery device that includes an oxygen delivery module to produce at least concentrated oxygen, and a gas moving device to deliver air to the oxygen delivery module. The gas moving device includes at least one piston rotatable inside a first chamber defined in a housing, the rotational movement of the at least one piston inside the first chamber resulting in varying pressure generated in a first portion of the first chamber, and a vane member rigidly coupled to the at least one piston, the vane member being configured to move inside a vane chamber defined in the housing, the piston and the vane rigidly coupled to the piston define the first portion of the first chamber and a second portion of the first chamber.

A kind of automobile single blade formula electronic vacuum pump installation

本发明涉及一种汽车单叶片式电子真空泵装置，包括泵体和上盖，泵体的上端安装有上盖，上盖内集成了无刷电机驱动器，泵体的内部紧贴侧壁安装有无刷电机定子，无刷电机定子的内侧同心布置有无刷电机转子，无刷电机转子的内侧连接有转动柱体，转动柱体的内部偏心安装有转子轴，转子轴的中部沿其径向滑动穿过布置有叶片，转动柱体的内侧壁一侧布置有底部呈弧面的滑动槽，叶片的一端伸入到滑动槽中沿着滑动槽移动，另一端始终与转动柱体的内侧壁相接触；泵体的外部一侧布置有与泵体内部相通的吸气嘴，泵体的底部居中开有排气孔。本发明结构简单，脱离发动机凸轮轴驱动改为无刷电机驱动，达到降低发动机功率的目的。

A rotary pump

Rotary compressor

A rotary compressor (1), used e.g. in an. air conditioner, includes a compressing unit (12) having an end plate (1603, 160T) that closes an end portion of an annular cylinder (1213, 121T). The end plate includes a groove portion (1633, 163T) accommodating a discharge valve portion (2003, 200T, 2013, 201T) having a reed valve type discharge valve (2003, 200T) and a discharge-valve limiter (201S, 201T). The discharge valve portion is attached to the groove portion with a rivet (203S, 203T). The groove portion has a rivet-side enlarged diameter portion (163Sa, 163Ta) formed into a semicircular step shape, and a diameter of the rivet-side enlarged diameter portion other than a bottom side thereof is larger than a diameter of the bottom side. This prevents a punch P that swages the rivet from interfering with the groove portion when attaching the discharge valve portion to the groove portion with the rivet. (149 words) 163Sb,163Tb 163Sbb, 163Tbb 163S,6163T 201S,201T A B 0S, 160T 163Sa, 163Ta 203S, 203T O o o 163Sa, 163Ta 163S, 163T 163Sb, 163Tb 163Saa, 163Taa 203S, 203T 2 .200S, 200T 163Sbb, 163Tbb 190S,190T

Compressor

The compressor (1) for the transport of gases is fitted with a vane wheel (2) enclosed in a cover (4). The cover (4) is equipped with at least one entry duct (5) and at least one exhaust duct (6). The bases (7) of the vane wheel (2) are not axially aligned and their axes (o) of rotation are parallel. The vanes (3) are arranged between the bases (7) and are tiltable to be able to adapt to the non-axial alignment of the bases (7) of the vane wheel (2). In addition, the compressor (1) is fitted with at least two compression barriers (8, 9) arranged on the opposite sides with regard to the outer and inner rims of the vanes (3) to form the compression space between at least two consecutive vanes (3), and the inlet of the exhaust duct (6) is fitted with the separator (10).

Orbiter vacuum pump with optimized storage

Die vorliegende Erfindung betrifft eine trockenlaufende, ölfreie Orbiter-Vakuumpumpe mit einer reibungsoptimierten Lagerung. Die Orbiter-Vakuumpumpe umfasst einen mittels eines exzentrischen Kurbelzapfens (8) angetriebenen Orbiter-Exzenterkolben (3) und einen Sperrschieber (5), der in dem Führungsschlitz (4) des Orbiter-Exzenterkolbens (3) aufgenommen ist, wobei ein Ende des Sperrschiebers (5) zwischen einem Einlass (6) und einem Auslass (7) schwenkbar an einem Pumpengehäuse (1) gelagert ist. Im Mittelpunkt des Orbiter-Exzenterkolbens (3) ist ein Wälzlager (9) angeordnet, das eine radiale Lagerung des Kurbelzapfens (8) zu dem Orbiter-Exzenterkolben (3) bereitstellt. The present invention relates to a dry-running, oil-free orbiter vacuum pump with a friction-optimized bearing. The orbiter vacuum pump comprises an orbiter eccentric piston (3) driven by an eccentric crank pin (8) and a locking slide (5) which is received in the guide slot (4) of the orbiter eccentric piston (3), one end of the locking slide ( 5) is pivotably mounted on a pump housing (1) between an inlet (6) and an outlet (7). In the center of the orbiter eccentric piston (3) a roller bearing (9) is arranged, which provides a radial bearing of the crank pin (8) to the orbiter eccentric piston (3).

Rotary compressor

A rotary compression mechanism is provided with a rotor (11) which can rotate about the axis (O1) of a shaft (12) mounted to a casing (1), a cylinder (8) which can rotate about a rotation center (O2) eccentric from the shaft (12), and a drive plate (13) which is installed so as to be capable of swinging relative to one of the cylinder (8) and the rotor (11) and to be capable of sliding relative to the other of the cylinder (8) and the rotor (11) and which rotationally connects the cylinder (8) and the rotor (11). Spaces which are separated from each other by both a partition point (C) and the drive plate (13) and which are located between the inner surface of the cylinder (8) and the outer periphery of the rotor (11) are operating chambers (9, 10) for performing compression or suction.

Method for producing a pendulum of a pendulum slide cell pump

Die Erfindung betrifft ein Verfahren zum Herstellen eines Pendels (3) einer Pendelschieberzellenpumpe (1), bei welchem ein Pendelkörper (5) vorgefertigt und anschließend ausschließlich an denjenigen Stellen (6, 7, 9) nachbearbeitet wird, an welchen er in Kontakt mit einem Innenrotor (4) oder einem Außenrotor (2) der Pendelschieberzellenpumpe (1) steht. The invention relates to a method for producing a pendulum (3) of a pendulum slide cell pump (1), in which a pendulum body (5) is prefabricated and subsequently reworked exclusively at those points (6, 7, 9) on which it is in contact with an internal rotor (4) or an outer rotor (2) of the pendulum slide cell pump (1).

A rotary compressor

Rotary compressor

In an outer circumferential portion of an intermediate partition plate (140), a concave portion (164T) is provided at a position at which an upper vane (127T) and a lower vane (127S) slide. At a lower dead center of an upper piston (125T) and a lower piston (125S), 80% or more of the entire length in the sliding direction of the upper vane and the lower vane are accommodated respectively on the inside of an upper cylinder and the inside of a lower cylinder (121S). In the concave portion, a width W with respect to the circumferential direction of the intermediate partition plate is greater than a thickness T of the upper vane and the lower vane, and when a depth of the concave portion is D and the entire length of the upper vane and the lower vane is L, D a 0.1 X L is satisfied.

Rotary compressor

Rotary compression mechanism

회전형 압축 기구는 케이싱(1)에 장착된 샤프트(12)와, 샤프트(12)에 회전 가능하게 축지지된 구동 실린더(8)와, 구동 실린더(8) 내에 설치된 로터(11)와, 구동 실린더(8)와 로터(11)가 등속 회전 운동하도록 연결하는 전동 기구(30)와, 구동 실린더(8)의 내주와 상기 로터(11)의 외주에서 형성되는 공간을 구획하는 구획 플레이트(14, 14a, 140)를 구비한다. 로터(11)는 로터(11)의 외주가 구동 실린더(8)의 내주에 접촉부(C)에서 접하도록 구동 실린더(8)의 제 1 회전 중심(O1)에 대하여 편심한 제 2 회전 중심(O2)을 가진다. 구획 플레이트(14)는 구동 실린더(8)의 내주 근처 또는 로터(11)의 외주 근처에 구획 플레이트(14)의 한쪽의 단부가 출입 가능한 구조를 가진다. The rotary compression mechanism includes a shaft 12 mounted on the casing 1, a drive cylinder 8 rotatably supported by the shaft 12, a rotor 11 installed in the drive cylinder 8, A transmission mechanism 30 for connecting the cylinder 8 and the rotor 11 so as to rotate at a constant speed and a partition plate 14 for partitioning the inner circumference of the drive cylinder 8 and the space formed at the outer periphery of the rotor 11, 14a and 140, respectively. The rotor 11 has a second rotation center O2 which is eccentric with respect to the first rotation center O1 of the drive cylinder 8 so that the outer periphery of the rotor 11 abuts against the inner circumference of the drive cylinder 8 at the contact portion C ). The partition plate 14 has a structure in which one end of the partition plate 14 can be put in and out of the vicinity of the inner periphery of the drive cylinder 8 or near the outer periphery of the rotor 11.

Rotary compressor and refrigeration cycle device

A rotary compressor (102) has a shaft (4), a cylinder (5), a piston (8), a first vane (32), and a second vane (33). The first vane (32) divides a space between the cylinder (5) and the piston (8) along a circumferential direction of the piston (8). The second vane (33) further divides the space divided by the first vane (32) along the circumferential direction of the piston (8) so that a first compression chamber (25) and a second compression chamber (26) having a smaller volume than the first compression chamber (25) are formed within the cylinder (5). The piston (8) and the second vane (33) are integrated together, or the piston (8) and the second vane (33) are coupled together.

Patent FR632472A

Friction-optimized vacuum orbiter pump

Die vorliegende Erfindung betrifft eine trockenlaufende, ölfreie Orbiter-Vakuumpumpe, an der eine reibungsoptimierte Oberfläche an Bauteilen vorgesehen ist. Die trockenlaufende Orbiter-Vakuumpumpe umfasst u.a. ein Pumpengehäuse (1) mit einer zylindrischen Pumpenkammer (2) und einen Orbiter-Exzenterkolben (3) mit einem Führungsschlitz (4) und einer zylindrischen Außenfläche, wobei ein zylindrischer Querschnitt des Orbiter-Exzenterkolbens (3) kleiner als ein zylindrischer Querschnitt der Pumpenkammer (2) ist. Wenigstens an einem von einem radialen Luftspalt (R) und einem axialen Luftspalt (A), die in der zylindrischen Pumpenkammer (2) zwischen dem Orbiter-Exzenterkolben (3) und dem Pumpengehäuse (1) gebildet werden, ist wenigstens eine zum Luftspalt (R, A) exponierte Gleitfläche (10, 20, 30) eingerichtet; wobei die wenigstens eine Gleitfläche (10, 20, 30) eine Mikrostruktur aufweist, die Kavitäten zur Verringerung einer exponierten Oberfläche der wenigstens einen Gleitfläche (10, 20, 30) umfasst. The present invention relates to a dry-running, oil-free orbiter vacuum pump on which a friction-optimized surface is provided on components. The dry-running orbiter vacuum pump includes a pump housing (1) with a cylindrical pump chamber (2) and an orbiter eccentric piston (3) with a guide slot (4) and a cylindrical outer surface, with a cylindrical cross section of the orbiter eccentric piston (3) being smaller as a cylindrical cross section of the pump chamber (2). At least one of a radial air gap (R) and an axial air gap (A), which are formed in the cylindrical pump chamber (2) between the orbiter eccentric piston (3) and the pump housing (1), is at least one to the air gap (R , A) exposed sliding surface (10, 20, 30) established; wherein the at least one sliding surface (10, 20, 30) has a microstructure which comprises cavities for reducing an exposed surface of the at least one sliding surface (10, 20, 30).

rotary pump

A rotary pump for pumping compressible fluid comprising an eccentrically mounted rotor 20 and a stator 10. The stator 10 comprises a stator inner liner 80 that is free to rotate, driven directly or in response to rotation of the rotor 20 such that the relative velocity between the outer surface of the rotor 20 and the inner surface of the stator 10 is reduced. The vanes 40 are held at each end by sockets 90, 95 in the rotor 20 and stator 10. The vane 40 and socket 90, 95 coupling provides fluid sealing without liquid lubricant. Opposing solid lubricant and hard surfaces are used on contact surfaces between the elements.

Pendelschieber-vakuumpumpe

Schwingkolbenverdichter

Vorgeschlagen ist ein Schwingkolbenverdichter (1), umfassend ein Verdichtergehäuse (2) mit einem Arbeitsraum und einen darin exzentrisch umlaufenden Kolben (4) mit einem Trennschieber (5), der den Arbeitsraum in einen Druckraum (6) und einen Saugraum (7) unterteilt und Teil eines Drehschubgelenks (10) ist, das den Druckraum gegenüber dem Saugraum dichtet und seitens des Saugraums durch ein Gelenkstück (11) gebildet ist, das sich einerseits in schubgelenkigem Kontakt mit dem Trennschieber und andererseits in drehgelenkigem Kontakt mit dem Verdichtergehäuse befindet. Das Drehschubgelenk ist seitens des Druckraums durch drehschubgelenkigen Kontakt des Trennschiebers mit dem Verdichtergehäuse gebildet.

Drehkolbenpumpe

Friction-Optimized Vacuum Orbiter Pump

The present invention relates to a dry-running, oil-free orbiter vacuum pump, on which a friction-optimized surface is provided on components. The dry-running orbiter vacuum pump comprises inter alia a pump housing with a cylindrical pump chamber and an orbiter eccentric piston with a guide slot and a cylindrical exterior surface, a cylindrical cross-section of the orbiter eccentric piston being smaller than a cylindrical cross-section of the pump chamber. At at least one of a radial air gap and an axial air gap formed in the cylindrical pump chamber between the orbiter eccentric piston and the pump housing at least one sliding surface is arranged in a manner exposed to the air gap; wherein the at least one sliding surface comprises a microstructure including cavities for decreasing an exposed surface of the at least one sliding surface.

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ロータリ圧縮機及び冷凍サイクル装置

ロータリ圧縮機１０２は、シャフト４、シリンダ５、ピストン８、第１ベーン３２及び第２ベーン３３を備えている。第１ベーン３２は、シリンダ５とピストン８との間の空間をピストン８の周方向に沿って仕切っている。第２ベーン３３は、第１圧縮室２５と、第１圧縮室２５の容積よりも小さい容積を有する第２圧縮室２６とがシリンダ５内に形成されるように、第１ベーン３２によって仕切られた空間をピストン８の周方向に沿ってさらに仕切っている。ピストン８と第２ベーン３３とが一体化されている、又はピストン８と第２ベーン３３とが結合されている。

旋转叶片式压缩机

旋转叶片式压缩机包括：缸体，可绕旋转轴线旋转；叶片，可与缸体一起旋转；转子，可操作地连接至叶片，使得缸体的旋转引起转子的旋转；驱动轴，与缸体同轴，并且可绕旋转轴线旋转；前缸体盖，可通过驱动轴与缸体一起旋转，前缸体盖包括至少一个流体入口，流体入口绕驱动轴周向定位并且适于接纳可压缩流体，其中缸体的旋转将推动可压缩流体穿过流体入口并进入转子。

Revolving vane compressor

A revolving vane compressor comprising, a cylinder rotatable about an axis of rotation; a vane rotatable with the cylinder; a rotor operatively connected to the vane such that rotation of the cylinder causes rotation of the rotor; a drive shaft coaxial with the cylinder and rotatable about the axis of rotation; a front cylinder cover rotatable with the cylinder by the drive shaft comprising at least one fluid inlet positioned circumferentially around the drive shaft, and adapted to receive a compressible fluid, wherein rotation of the cylinder would urge the compressible fluid through the fluid inlet and into the rotor.

旋转型压缩机构

旋转型压缩机构具备：轴(12)，该轴安装于外壳(1)；驱动气缸(8)，该驱动气缸旋转自如地轴支承于轴(12)；旋转件(11)，该旋转件设置于驱动气缸(8)内；传动机构(30)，该传动机构将驱动气缸(8)与旋转件(11)连结成进行等速旋转运动；以及隔板(14，14a，140)，该隔板分隔由驱动气缸(8)的内周和所述旋转件(11)的外周形成的空间。旋转件(11)具有相对于驱动气缸(8)的第1旋转中心(O1)偏心的第2旋转中心(O2)，并且旋转件(11)的外周与驱动气缸(8)的内周在接触部(C)接触。隔板(14)具有隔板(14)的一方的端部在驱动气缸(8)的内周附近或旋转件(11)的外周附近出入自由的结构。

摩擦优化的真空轨道飞行器泵

本发明涉及一种干运行、无油轨道飞行器真空泵，其上的部件上设置了摩擦优化的表面。所述干运行轨道飞行器真空泵包括具有圆柱形泵腔体(2)的泵壳体(1)和具有引导槽(4)以及圆柱形外表面的轨道飞行器偏心活塞(3)，轨道飞行器偏心活塞(3)的圆柱形横截面比圆柱形泵腔体(2)的圆柱形横截面小。在位于轨道飞行器偏心活塞(3)和泵壳体(1)之间圆柱形泵腔体(2)中形成的径向空气间隙(R)和轴向空气间隙(A)中的至少一个处滑动表面(10，20，30)以暴露于空气间隙(R，A)的方式设置；其中所述至少一个滑动表面(10，20，30)包括微观结构，所述微观结构包括用于减小所述至少一个滑动表面(10，20，30)的暴露表面的空腔。

Moving part, compressor, and manufacturing method thereof

A moving part of a compressor, a compressor including the moving part, and a method of manufacturing the moving part, the moving part including a base material having a polished surface and including a steel material; an adhesive layer arranged on the polished surface; and a coating layer including diamond-like carbon. The adhesive layer may be arranged between the base material and the coating layer and bond the coating layer to the base material, and the base material may include an etching-processed area having a plurality of microgrooves (MG) extending in a downward direction into the base material from the polished surface.

밀폐형 압축기

실린더(21)의 프론트헤드(23)와 마운팅플레이트(40)를 체결 고정시킨다. 마운팅플레이트(40)를 케이싱(10)에 용접한다. 이 마운팅플레이트(40)를 탄소 함유율이 2.0% 이하의 강철로 형성한다. 또 압축기모터(30)의 스테이터코어(34)를 케이싱(10)에 용접한다. 고압 돔형으로 구성함과 동시에, 작동유체로서 초임계 유체를 사용한다.

Compression mechanism

A compression mechanism that can suppress generation of galling and seizure is provided. The compression mechanism includes a bush 60 including a first sliding surface 61 sliding with an inner surface 45a of a bush hole 45 and a second sliding surface 63 sliding with a side surface 52a of a blade of a piston, and includes at least one of a first bulge 62 formed on one of the first sliding surface 61 and the inner surface 45a such that a gap X between the first sliding surface 61 and the inner surface 45a gradually decreases toward a direction in which lubricant Y is drawn between the first sliding surface 61 and the inner surface 45a along with rocking of the bush 60, and a second bulge 64 formed on the second sliding surface 63 such that the gap X between the second sliding surface 63 and the side surface 52a gradually decreases toward a direction in which the lubricant Y is drawn between the second sliding surface 63 and the side surface 52a along with forward and backward movement of the blade.

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压缩机构

本发明提供一种能够抑制磨损、热粘的产生的压缩机构。具备衬套(60)，该衬套(60)具有与衬套孔(45)的内表面(45a)滑动的第一滑动面(61)和与活塞的叶片的侧面(52a)滑动的第二滑动面(63)，具有第一鼓出部(62)和第二鼓出部(64)中的至少一方，该第一鼓出部(62)以如下方式形成于第一滑动面(61)和内表面(45a)中的一方：第一滑动面(61)与内表面(45a)之间的间隙(X)朝向随着衬套(60)的摆动而将润滑油(Y)引入第一滑动面(61)与内表面(45a)之间的方向逐渐变小，该第二鼓出部(64)以如下方式形成于第二滑动面(63)：第二滑动面(63)与侧面(52a)之间的间隙(X)朝向随着叶片的进退而将润滑油(Y)引入第二滑动面(63)与侧面(52a)之间的方向逐渐变小。

Pompe de refoulement

压缩机构

本发明提供一种能够抑制磨损、热粘的产生的压缩机构。具备衬套(60)，该衬套(60)具有与衬套孔(45)的内表面(45a)滑动的第一滑动面(61)和与活塞的叶片的侧面(52a)滑动的第二滑动面(63)，具有第一鼓出部(62)和第二鼓出部(64)中的至少一方，该第一鼓出部(62)以如下方式形成于第一滑动面(61)和内表面(45a)中的一方：第一滑动面(61)与内表面(45a)之间的间隙(X)朝向随着衬套(60)的摆动而将润滑油(Y)引入第一滑动面(61)与内表面(45a)之间的方向逐渐变小，该第二鼓出部(64)以如下方式形成于第二滑动面(63)：第二滑动面(63)与侧面(52a)之间的间隙(X)朝向随着叶片的进退而将润滑油(Y)引入第二滑动面(63)与侧面(52a)之间的方向逐渐变小。

Compressing mechanism

A compression mechanism that can suppress generation of galling and seizure is provided. The compression mechanism includes a bush 60 including a first sliding surface 61 sliding with an inner surface 45a of a bush hole 45 and a second sliding surface 63 sliding with a side surface 52a of a blade of a piston, and includes at least one of a first bulge 62 formed on one of the first sliding surface 61 and the inner surface 45a such that a gap X between the first sliding surface 61 and the inner surface 45a gradually decreases toward a direction in which lubricant Y is drawn between the first sliding surface 61 and the inner surface 45a along with rocking of the bush 60, and a second bulge 64 formed on the second sliding surface 63 such that the gap X between the second sliding surface 63 and the side surface 52a gradually decreases toward a direction in which the lubricant Y is drawn between the second sliding surface 63 and the side surface 52a along with forward and backward movement of the blade.

一种偏心驱动平动式气液增压装置

本发明公开了一种偏心驱动平动式气液增压装置，该装置主要由泵壳、外泵芯、内泵芯、密封隔片、偏心套、主轴组成，内外泵芯间形成月牙形空间，内泵芯的运动使月牙形空间内的流体产生周向移动，月牙形空腔越过密封隔片时，产生压缩/吸入空间的连续变换，实现吸入和压缩功能，不断变化体积的月牙形腔体实现气体/液体的增压输送，为了进一步提高密封性能和压缩平稳性，在外泵芯的内圆上设有密封条以减少在介质压缩升压阶段的压力冲击和介质回流并提高装置的容积效率，偏心套和主轴连接一体，通过偏心套上的驱动轴承推动内泵芯做几乎不旋转的平动运动，内泵芯的外圆和外泵芯的内圆的相切线沿着整个圆孔连续地变换切线位置。

摩擦优化的真空轨道飞行器泵

本发明涉及一种干运行、无油轨道飞行器真空泵，其上的部件上设置了摩擦优化的表面。所述干运行轨道飞行器真空泵包括具有圆柱形泵腔体(2)的泵壳体(1)和具有引导槽(4)以及圆柱形外表面的轨道飞行器偏心活塞(3)，轨道飞行器偏心活塞(3)的圆柱形横截面比圆柱形泵腔体(2)的圆柱形横截面小。在位于轨道飞行器偏心活塞(3)和泵壳体(1)之间圆柱形泵腔体(2)中形成的径向空气间隙(R)和轴向空气间隙(A)中的至少一个处滑动表面(10，20，30)以暴露于空气间隙(R，A)的方式设置；其中所述至少一个滑动表面(10，20，30)包括微观结构，所述微观结构包括用于减小所述至少一个滑动表面(10，20，30)的暴露表面的空腔。

能够空运行的轨道器型真空泵

本发明涉及一种空运行的无油的轨道器型真空泵，该轨道器型真空泵具有改进的轴承布置，该轴承布置由能够空运行的材料配对构成。在泵壳体(1)的内部布置有具有轴承腔(18)的枢转轴承(8)，该轴承腔朝向泵腔室(2)开口，用于接收闭锁滑动件(5)的枢转头部(58)。能够空运行的轨道器型真空泵的特征尤其在于，枢转轴承(8)的配设于轴承腔(18)或枢转头部(58)的至少一个滑动表面由包括固体润滑剂的复合材料制成。

Moving part, compressor, and manufacturing method thereof

A moving part of a compressor, a compressor including the moving part, and a method of manufacturing the moving part, the moving part including a base material having a polished surface and including a steel material; an adhesive layer arranged on the polished surface; and a coating layer including diamond-like carbon. The adhesive layer may be arranged between the base material and the coating layer and bond the coating layer to the base material, and the base material may include an etching-processed area having a plurality of microgrooves (MG) extending in a downward direction into the base material from the polished surface.

Portable oxygen delivery device

An oxygen delivery device includes an oxygen delivery module configured to deliver a pulse including greater than 100 mL of concentrated oxygen, and a controller configured to control the oxygen delivery module to cause the oxygen delivery module to deliver the pulse including greater than the 100 mL of the concentrated oxygen within approximately first 60% of a patient's inspiratory period. A device includes an oxygen delivery module, a piezoelectric valve coupled to an output of the oxygen delivery module to receive the concentrated oxygen, a driver to electrically actuate the piezoelectric valve, and a controller to control the driver to cause controllable actuation of the piezoelectric valve by the driver to cause controllable opening of the valve to enable oxygen flow to be directed for inhalation by a patient via the piezoelectric valve.

Portable oxygen delivery device

Devices, systems, and methods, include an oxygen delivery device that includes an oxygen delivery module, at least one sensor to detect patient breathing, and a controller configured to control the oxygen delivery module to cause the oxygen delivery module to deliver oxygen to the patient based on data from the at least one sensor such that in response to a determination, based on data from the at least one sensor, that no breathing is detected for a first pre-determined period of time, the controller causes the oxygen delivery module to deliver oxygen to the patient in continuous flow mode, and in response to a determination, based on additional data from the at least one sensor, that breathing is detected for a second period of time, the controller causes the oxygen delivery module to deliver oxygen to the patient in a pulse flow mode.

Rotary compressor and refrigerating cycle apparatus

According to one embodiment, a rotary compressor accommodating an electric motor portion and a compression mechanism portion in a sealed case, wherein the compression mechanism portion comprises a cylinder, a roller, and a vane. The vane is disposed by stacking two divided vanes in a height direction of the cylinder, which is an axis direction of the rotation axis, and where a height dimension of one divided vane is H, and a minute gap between a height dimension of the cylinder and a height dimension of the two stacked divided vanes is L, a proportion of the minute gap L to the vane height dimension H per one divided vane is 0.001< L /number of divided vanes/ H <0.0015.

Method for producing a pendulum of a pendulum slide cell pump

A method for producing a pendulum of a pendulum slide cell pump may include providing a prefabricated pendulum body and performing a post-machining operation on the pendulum body only at a plurality of contact locations at which the pendulum body contacts at least one of an inner rotor and an outer rotor of the pendulum slide cell pump.

旋转叶片式压缩机及其制造和操作方法

一种旋转叶片式压缩机及其制造和操作方法。提供了一种旋转叶片式压缩机、操作旋转叶片式压缩机的方法以及制造旋转叶片式压缩机的方法。该压缩机包括连接到压缩机入口的第一壳体构件、布置在压缩机入口的下游的流量调节器以及包括套筒盖的套筒组件。套筒组件被配置为在流量调节器的下游容纳在第一壳体构件中并且能够相对于第一壳体构件围绕旋转轴线旋转。套筒盖邻接流量调节器并且包括一个或多个开口，一个或多个开口中的每一个与套筒组件的相应腔室相关联。流量调节器成形为使得：在套筒组件相对于第一壳体构件的第一旋转位置，套筒组件的腔室与压缩机入口流体连通以将可压缩流体抽吸到所述腔室中，并且在套筒组件相对于第一壳体构件的第二旋转位置，流量调节器从压缩机入口密封所述腔室以压缩所述腔室内的流体。

Rotary compressor

The present invention discloses a rotary compressor 100 comprising: a compression mechanism 3 including: a cylinder 31; a piston 32; and a vane 39 including a swing rod 39a and a root portion 39b at the end of the swing rod 39a and extending in the axial direction of the shaft 4. The cylinder 31 includes a holding portion 3 la on its inner surface 31c that rotatably supports the root portion 39b, and the piston 32 is formed with a vane groove 32a into which the swing rod 39a is reciprocally inserted. The cylinder 31 includes a clearance portion 34 between a recess portion 3 lb of the holding portion 31a and the root portion 39b of the vane 39.