The invention relates to a refrigerant compressor (10) having at least one at least partially hollow cylindrical compressor housing (14), which has a center axis extending in an axial direction and which delimits a compressor interior (62), and at least one piston (12), which is arranged in a cylinder so as to be movable back and forth and which is driven by an electric motor (16), wherein the compressor (10) has oil sump lubrication, wherein the oil sump (20) in the compressor (10), when this is arranged in an operating position, extends from a housing bottom side (22) to, at most, a predetermined maximum oil fill level (24), wherein the operating position is a position of the compressor (10) in which the center axis of the compressor (10) extends in a horizontal direction or in a direction inclined or projecting by up to 45° relative to the horizontal, wherein the compressor (10) has a pressure lubrication having a lubricant delivery means, wherein the lubricant delivery means is connected to the oil sump (20) and is provided to suck in lubricant from the oil sump (20), the compressor (10) having a pulsation damper (58) arranged within the compressor housing (14), the pulsation damper (58) being arranged completely outside of the oil sump (20) when the compressor (10) is in the operating position.
F04B 39/00 - 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
A connecting device (10) designed for connecting a suction gas inlet of a refrigerant compressor to a corresponding low-pressure volume external to the compressor and/or for connecting a compression gas outlet of a refrigerant compressor to a corresponding high-pressure volume external to the compressor, said connecting device having: a first flange element (12) which has a first port section (14) and a first flange (16), the first port section (14) being designed for connection to the suction gas inlet or the compression gas outlet of the compressor; a second flange element (18) which has a second port section (20) and a second flange (22), the second port section (20) being designed for connection to the low-pressure volume external to the compressor and/or the high-pressure volume external to the compressor; a first holding device (24) for holding at least some of the first flange element (12) and a second holding device (26) for at holding at least some of the second flange element (18); a fastener for detachably fastening the first holding device (24) and the second holding device (26) to each other; and a sealing device (34) which can be arranged between the first flange (16) and the second flange (22). The invention also relates to a corresponding compressor and a corresponding refrigeration circuit.
F04B 27/10 - Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders coaxial with, or parallel or inclined to, main shaft axis having stationary cylinders
F04B 39/00 - 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
The invention relates to a compressor (10), particularly a refrigerant compressor, comprising a compressor housing (14) and at least one piston (12) arranged in a cylinder in a reciprocal manner and driven by an electric motor (16), said compressor (10) having an oil sump lubrication, the oil sump (20) extending in the compressor (10) from a housing lower side (22) to an oil filling level (24), and a force-feed lubrication with a lubricant pumping device, the lubricant pumping device being connected to the oil sump and used to suck lubricant out of the oil sump, the electric motor (16) comprising a casing (18) with a casing interior (26) defined by the casing (18), the electric motor (16) being arranged in the casing interior (26) and the electric motor (16) together with the casing (18) extending into the oil sump (20) of the compressor (10). The casing (18) comprises a suction opening (28) connected to a suction device used to suck up lubricant that reaches the casing interior (26), the suction device and the lubricant pumping device being operated by a single toothed wheel pump (32) having a first (34) and a second (36) suction opening, where the first and the second suction openings are separate from each other, and the first suction opening (34) is used to suck up lubricant reaching the casing interior (26), and the second suction opening (36) is used to suck up lubricant from the oil sump (20).
Compressor for compressing coolant with a cylinder block, a cylinder cover (12) and a valve plate (10) which is arranged between the cylinder block and the cylinder cover (12) and has an outlet opening (22) for compressed coolant, wherein the compressor also has a valve element or a valve body (26) for sealing or closing the outlet opening (22), wherein the valve plate (10) is in one piece or one layer, wherein the valve plate (10) is supported on the cylinder cover (12) and/or on the cylinder block in the region of a pressure unit, and in particular is connected or secured thereto by means of a connection element, in particular a screw (38).
F04B 27/04 - Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
The invention relates to a compressor (10), in particular a compressor for compressing a coolant, comprising one or more pistons (12), a cylinder block (16), and a compressor housing which at least partially houses the compressor (10), the piston(s) (12) being arranged in corresponding cylinder bores or cylinders (14) arranged at least partially in the cylinder block (16) and/or in the compressor housing so that they can move back and forth. The compressor (10) also comprises an impedance tube (36) and an outlet (30) for releasing the coolant from the compressor, (10) in particular an outlet flange (32). Said compressor (10) has an associated high pressure volume (24), for one or more, in particular, for respectively two cylinders (14), and a common high pressure volume (26), in which the individual high pressure volumes (24) join, the common high pressure volume (26) being connected to the outlet (30) and the impedance tube (36) being arranged in the connection between the common high pressure volume (26) and the outlet (30) or the connection is created between the common high pressure volume (26) and the outlet (30). The invention also relates to a corresponding coolant circuit and to a corresponding air-conditioning system.
F04B 39/00 - 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
6.
BUS AIR-CONDITIONING ARRANGEMENT, AND METHOD FOR PRODUCING SAME
A bus air-conditioning arrangement with a compressor for compressing refrigerant, wherein the compressor has an electric motor and a compression device, which is driven by the electric motor, for compressing refrigerant, wherein the bus air-conditioning system furthermore has an electric generator which has dimensions such that said generator can be fitted in a receiving space, which is provided for a compressor and which is arranged in a driving motor of a bus or in an installation space for the driving motor of the bus, wherein the generator is driveable by the driving motor, in particular by means of a belt drive, and wherein the electric motor of the compressor is driveable by electrical power which the generator generates, and a method for producing same.
The invention relates to a reciprocating-piston compressor (10), comprising a control device (12), which control device is designed to control a flow rate of the reciprocating-piston compressor (10), in particular in a continuously variable manner, and which control device has an input (18) for feeding input information, in particular suction pressure or high pressure of a corresponding compressor (10), and has at least one output (20) for controlling a control element (16), wherein the control device (12) is designed to generate a digital output signal, wherein the control element has a digitally controllable control valve (16), wherein the reciprocating-piston compressor (10) has at least one suction-gas volume (22) and at least one high-pressure volume (24), wherein a connection (26) is formed between the at least one suction-gas volume (22) and the at least one high-pressure volume (24) of the reciprocating-piston compressor (10), wherein the digitally controllable control valve (16) is arranged in the connection (26), wherein the reciprocating-piston compressor (10) has a shut-off device, in particular a valve, further in particular a check valve (28), which is arranged downstream of the high-pressure volume (24), as regarded in a flow direction of the refrigerant during normal operation of the reciprocating-piston compressor (10), wherein the at least one suction-gas volume and the at least one high-pressure volume and the control valve (16) are integrated into the reciprocating-piston compressor (10). The invention further relates to a refrigerating or air-conditioning installation or heat pump having a corresponding compressor (10), and to a corresponding control method.
F04B 27/02 - Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders arranged oppositely relative to main shaft
Compressor unit (12) of a compressor (10) for compressing refrigerant, comprising a drive device, particularly a drive shaft (24), for driving one or more pistons (14) that are arranged in a radial direction and that can be moved back and forth in extension and retraction movements in corresponding cylinder bores (16), wherein the drive device is in operative engagement with an eccentric (28) that controls the extension movement of the pistons (14), said eccentric (28) also controlling the retraction movement of the piston (14), the invention further relating to a corresponding compressor (10).
F04B 27/053 - Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement with an actuating element at the inner ends of the cylinders
F04B 27/04 - Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
F04B 17/03 - Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by electric motors
F04B 9/04 - Piston machines or pumps characterised by the driving or driven means to or from their working members the means being mechanical the means being cams, eccentrics or pin-and-slot mechanisms
Device (10) for fastening a cable (12) or a tube, the device (10) comprising a sleeve-shaped element (14) and a retaining element (30) which is or can be fastened to the sleeve-shaped element (14), use of said device (10) on a compressor, and corresponding compressor.
B60R 16/02 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided forArrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric
F16B 2/08 - Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening external, i.e. with contracting action using bands
The invention relates to a compressor for compressing a refrigerant, comprising a cylinder block, a cylinder cover (12) and a valve plate (10) which is interposed between the cylinder block and the cylinder cover (12), said valve plate (10) being connected to the cylinder cover (12) and/or to the cylinder block without redundancy in the sealing plane.
The invention relates to a compressor (10), in particular a compressor for compressing a refrigerant, comprising one or more pistons (12), each of which at least partly delimits a corresponding compression volume (28), which are arranged in the compressor (10), in particular in a cylinder block (16), so as to be movable back and forth, and which can be driven by means of a driving mechanism in order to carry out a suction and compression movement. The compressor (10) has a device which restricts the compression movement of at least one piston (12) when a specified pressure in the compression volume (28) corresponding to the piston (12) is exceeded, or the compressor has a device which restricts the compression movement of at least one piston (12) when a specified pressure difference is exceeded, said pressure difference being the difference between the pressure in the compression volume and a pressure on a piston side facing away from the compression volume.
F04B 27/04 - Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
F04B 53/14 - Pistons, piston-rods or piston-rod connections
Compressor unit (12) of a compressor (10) for compressing refrigerant, comprising a drive device, particularly a drive shaft (24), for driving one or more pistons (14) that are arranged in a radial direction and that can be moved back and forth in extension and retraction movements in corresponding cylinder bores (16), wherein the drive device is in operative engagement with an eccentric (28) that controls the extension movement of the pistons (14), said eccentric (28) also controlling the retraction movement of the piston (14), the invention further relating to a corresponding compressor (10).
F04B 27/053 - Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement with an actuating element at the inner ends of the cylinders
F04B 27/04 - Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
The invention relates to a compressor (10, 100), comprising a compressor housing (15), a drive mechanism (12), and a compressing unit (14) having one or several compression levels (14-1, 14-2) for compressing a cooling agent, wherein the compressor (10, 110) is further provided with one or several cooling agent feeder units (20, 36) for feeding cooling agents to the compressing unit (14) and with one or several cooling agent discharge units (24, 38) for discharging cooling agents from the compressing unit (14). At least one segment of the one cooling agent feeder unit or at least one segment of at least one, in particular each one of the several cooling agent feeder units (20, 36), is arranged thermally separated from the one cooling agent discharge unit or at least one, in particular each one of the several cooling agent discharge units (24, 38).
The invention relates to a compressor (10, 200) for compressing refrigerant, comprising a drive mechanism arranged in a drive mechanism chamber (14) bounded at least partially by a drive mechanism housing (12), a suction gas volume (46) and a high pressure volume (48), wherein the high pressure volume (48) is in fluid communication via a second fluid connection (74) with the driving mechanism chamber (14), wherein the compressor further comprises a first fluid connection (54, 254) that can be brought into fluid communication or is in fluid communication with an oil-conducting volume (205) of a refrigeration system or of the compressor (10, 200), and wherein an oil separator (56) is arranged in the first fluid connection (54, 254).
The invention relates to a compressor (10), in particular a radial piston compressor, further in particular a compressor (10) for CO2 as a refrigerant, comprising a compressor unit (12) for compressing refrigerant and a drive shaft (22) for driving the compressor unit (12) and a motor chamber (18) bounded substantially by a motor housing (16), wherein the motor chamber (18) has a fluid connection to a suction gas side, in particular a suction gas chamber (26), of the compressor (10) by means of a fluid connection (45) formed at least partially in the drive shaft (22), wherein at least one device (60, 62, 64) for accumulating oil is arranged in the fluid connection (45).
F04B 27/053 - Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement with an actuating element at the inner ends of the cylinders
F04B 39/00 - 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
F04B 39/04 - Measures to avoid lubricant contaminating the pumped fluid
F04B 27/10 - Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders coaxial with, or parallel or inclined to, main shaft axis having stationary cylinders
F25B 31/02 - Compressor arrangements of motor-compressor units
patents
