49results about How to "Reduce connecting pipes" patented technology

The invention relates to an integrated air braking device for rail vehicles, which comprises a brake integrated plate and a main valve, an emergency valve, a stopper valve, a check valve, a column pipe pressure sensor, a main air pipe pressure sensor, a brake cylinder pressure sensor and an auxiliary air cylinder pressure sensor mounted on the brake integrated plate. The brake integrated plate isalso provided with a train pipe interface, a working air cylinder interface, a brake pipe interface, an auxiliary air cylinder interface, a main air pipe interface, a brake cylinder interface and a living air pipe interface, and the brake integrated plate is internally provided with an air path to ensure the communication between each equipment of the air path plate. The device of the invention centralizes the function of the 104 distribution valve, and can brake the vehicle and alleviate the effect; the QD-G function can realize the conversion of single pipe and two pipes of the vehicle, andat the same time provide the wind demand for the auxiliary system of the vehicle; pressure sensors are also installed to detect the pressure in each piping when the vehicle is braked.

The invention discloses a battery cooling group, an electric automobile air conditioner system and an electric automobile. The battery cooling group is used for cooling a battery of the electric automobile and comprises a plate heat exchanger (1) and a thermal expansion valve (2). The plate heat exchanger (1) comprises a refrigerant flow channel and a cooling liquid flow channel. A refrigerant inlet (13) and a refrigerant outlet (12) of the refrigerant flow channel are arranged on the same side of the plate heat exchanger (1), and a refrigerant inlet (13) and a refrigerant outlet (12) of the refrigerant flow channel are matched with corresponding ports of the thermal expansion valve (2) and communicated through a pipe to form a refrigerant loop. The ports of the plate heat exchanger (1) and the thermal expansion valve (2) in the battery cooling group are processed in a matching mode. When the plate heat exchanger and the thermal expansion valve are assembled, reliable connection can be achieved without a pipe. The connection pipe between the plate heat exchanger and the thermal expansion valve is reduced. The battery cooling group is compact in structure, convenient to install, good in shock resistance and low in use cost.

The invention discloses a medium-low temperature geothermal power generation unit coupled with a Kallina cycle. The medium-low temperature geothermal power generation unit is structurally characterized in that a high-temperature heat regenerator, a generator, a separator, a turbine low-temperature heat regenerator and a condenser are in parallel connection with a first throttling valve between the high-temperature heat regenerator and the low-temperature heat regenerator to form a Kalina geothermal power generation system, wherein the high-temperature heat regenerator, the generator, the separator, the turbine low-temperature heat regenerator and the condenser are sequentially connected in series. A second condenser, a solvent pump, an evaporator, a throttling valve and an absorber are sequentially connected in series to form an absorbing temperature-increasing system. The throttling valves are connected to the separator, the absorber is connected with the high-temperature heat regenerator to ensure that the absorbing temperature-increasing system and the absorbent geothermal power generation are combined into the medium-low temperature geothermal power generation unit. The medium-low temperature geothermal power generation unit can generate absorbing temperature of about 100 DEG C, and reduces the exhaust temperature of geothermal wastewater to about 60 DEG C so as to achieve the purpose of improving the power generation efficiency of the unit by using low-level geothermal energy. According to the invention, working medium types and state parameters are coincident to the Kalina system without massively adjusting various items of parameters of the traditional system.

The invention discloses an air-conditioning system. The convenience in control operation for the air-conditioning system is improved. The air-conditioning system comprises M outdoor units, N indoor units and a control system; the M outdoor units are used for providing heat sources or cold sources, and the M is a positive integer; the N indoor units are used for receiving at least one heat source or cold source which is provided by one or more outdoor units, and the N is a positive integer; and the control system comprises a lubricating oil distribution subsystem, a refrigerant distribution subsystem and a control subsystem, the lubricating oil distribution subsystem is connected with the M outdoor units, the refrigerant distribution subsystem is connected with the M outdoor units, and the control subsystem is connected with the N indoor units, the M outdoor units, the lubricating oil distribution subsystem and the refrigerant distribution subsystem. The invention further discloses the control system and an air-conditioning control method.

The invention provides an air conditioner unit and a suspension type overhead rail vehicle with the air conditioner unit. An indoor unit of the air conditioner unit is mounted on the top of one end of a compartment of the rail vehicle, and an outdoor unit is mounted on a floor at one corresponding end of the interior of the compartment. The outdoor unit is mounted inside the compartment, and idle space at a hall can be fully and reasonably utilized; the dilemma that no place on the outer portion of the vehicle is provided for installing the outdoor unit is solved, and meanwhile installing and maintenance are also convenient; and the construction efficiency is improved, and installing quality is ensured. Meanwhile, the length of a pipe between the outdoor unit and the indoor unit is decreased, and the cost is reduced; and the outdoor unit is mounted on the floor, the stability of the outdoor unit is improved, and the running noise can be effectively reduced.

The invention discloses a compound integrated heat source tower heat pump device which comprises a refrigerant circuit, a solution circuit, an air circuit and a cold and hot water circuit. According to the compound integrated heat source tower heat pump device, liberated heat in the process of undercooling of refrigerants is used as regenerated heat for solution, therefore, solution regenerated heat sources of a heat source tower heat pump system are efficiently obtained, integration of solution heat absorption and solution concentration control is achieved, and the heat source tower heat pump system can be compact and flexible. Meanwhile, the same air is utilized in a serial mode in the solution heat absorption process and the solution regeneration process, therefore, the solution can be high in regenerating efficiency, safe and reliable operation of the heat source tower heat pump system in various working conditions can be guaranteed, and comprehensive high-efficiency of the system is achieved.

The invention discloses a vertical combined high-efficiency desulphurization deamination dust collector. Two separation plates are arranged up and down in a shell, the internal space of the shell is divided into an upper diversion chamber, a middle secondary venture dust removal chamber and a lower primary cyclone dust removal chamber. An air inlet is arranged at the left side of the lower part of the lower primary cyclone dust removal chamber in the side wall tangential direction. A drain outlet A is arranged at the bottom. A drain outlet B is arranged outside the side wall connected with the separation plate at the lower part of the right side of the middle secondary venture dust removal chamber. A gas outlet is arranged at the left and upper side wall. A diversion pipe and a venturi dust removal pipe are arranged in the middle secondary venture dust removal chamber. An atomization nozzle A is arranged at the top of the lower primary cyclone dust removal chamber. An atomization nozzle B is arranged at the upper end of the venturi dust removal pipe. The device integrates cyclone, water film and venturi dust removal mechanisms, can achieve desulphurization deamination dust removal and purification at the same time, the dust removal effect can reach more than 98%, the dust collector employs vertical design, the structure is compact, and the service life is long.

The invention discloses an intake manifold integrating an oil-gas separation device with a PCV. The intake manifold comprises an intake manifold body, the oil-gas separation device and a cover, wherein the cover is fixed on one side of a main pipeline of the intake manifold body, and an inner cavity of the cover is communicated with an inner cavity of the main pipeline; the oil-gas separation device is arranged in the inner cavity of the cover; the cover is provided with an intake pipe used for making an oil-gas mixture enter the oil-gas separation device, and an oil return pipe used for collecting engine oil; the PCV provided with an exhaust pipe is further fixed on the cover. The invention further discloses an engine provided with the intake manifold and an automobile provided with the intake manifold. By means of the intake manifold integrating the oil-gas separation device with the PCV, the number of connecting pipelines inside the engine is reduced, and the arrangement of components and parts inside the engine is more compact; meanwhile, the problem that the oil-gas separation is not obvious when the engine runs at a low load can be solved. The intake manifold integrating the oil-gas separation device with the PCV is applicable to engines of various vehicles and is further applicable to various automobiles.

The invention discloses railway mobile power generation equipment. The equipment comprises a box body and two sets of diesel generator, a fuel device, a fire-fighting system, an electrical device andtwo sets of air exhausting device that are all arranged in a cavity of the box body, wherein the box body comprises a box bottom rack assembly, end wall assemblies at two ends, side wall assemblies attwo sides, and an upper cover, a section of an oil tank fixed on a bottom board of the box bottom rack assembly is of a U-shaped structure, the oil tank comprises a bottom oil tank, a left oil tank arranged at the left of the top of the bottom oil tank and communicated with the bottom oil tank, and a right oil tank arranged at the right of the top of the bottom oil tank and communicated with thebottom oil tank, and the inner vertical surface of the left oil tank, the inner vertical surface of the right oil tank and the top surface of the bottom oil tank enclose to form a U shaped cavity. Fewer oil tanks are used, and pipelines between the oil tanks are reduced correspondingly, so that the oil tank has a compact structure, the oil tanks occupy a smaller space, and the space of the mobilepower generation equipment can be fully utilized. The overall height of the oil tank is reduced, so that the center of gravity of the oil tank is lowered, and the oil tank is more stable.

The invention relates to the technical field of oxygen generation devices, in particular to a portable pressure swing adsorption oxygen generation device. A device body fixing support is provided with a molecule pipe cap confluence plate which is provided with an air pump, a molecular sieve pipe set and an air storage tank. The molecule pipe cap confluence plate comprises an upper molecule pipe cap confluence plate and a lower molecule pipe cap confluence plate. The molecular sieve pipe set is arranged between the upper molecule pipe cap confluence plate and the lower molecule pipe cap confluence plate in a clamped mode. The upper molecule pipe cap confluence plate is provided with an oxygen channel and an oxygen complementation channel. The molecular sieve pipe, the oxygen channel and the air storage tank are communicated in sequence. The oxygen complementation channel is respectively communicated with two molecular sieve pipes, the lower molecule pipe cap confluence plate is provided with an air channel and an air leaking channel, and the air pump, the air channel and the molecular sieve pipes are communicated in sequence. The air leaking channel is communicated with the molecular sieve pipes, and the oxygen channel, the oxygen complementation channel and the air leaking channel are respectively connected with an electromagnetic valve. The portable pressure swing adsorption oxygen generation device is simple in structure, low in machining cost, small in machining difficulty, compact in assembling space, and convenient to carry and transport.

The invention discloses a structure of a solution humidity adjusting fresh air unit comprises a machine shell, and an air suction opening and an exhaust opening are formed in the machine shell; the machine shell comprises a heat recycling segment, a fan segment and a solution segment, and each segment is divided into an upper portion and a lower portion which cannot be communicated; the upper portions are connected to form an air circulation channel, and the upper portion of the fan segment and the upper portion of the solution segment are two left and right independent air channels which are not communicated; the heat recycling segment is divided by a plate type heat reclaiming device into two independent air channels which are connected with the left and right air channels, and a fresh air channel and an air exhaust channel which are independent and penetrate from one side of the machine shell to the other side are formed; the fresh air channel and the air exhaust channel on the lower portion and the upper portion of the machine shell are isolated, and refrigeration dehumidifying is utilized for pre-dehumidified fresh air; then, liquid dehumidifying is utilized for further dehumidifying the pre-dehumidified fresh air; and the structure of the solution humidity adjusting fresh air unit is designed and is simple in structure, convenient to manufacture and mount, flexible, and high in comprehensive energy efficiency.

The invention relates to an automobile air conditioning system which comprises an evaporator (1) and an electronic expansion valve (2), wherein the evaporator (1) and an electronic expansion valve (2) are communicated by a pipeline. The electronic expansion valve (2) is composed of a coil (200) and a valve body (201), the coil (200) is fixedly arranged on the valve body (201), the electronic expansion valve (2) is fixedly arranged on the evaporator (1), a first connector of the electronic expansion valve (2) is fixedly arranged outside the evaporator (1) by a first pipeline (400) of rigidity materials, and the first connector of the electronic expansion valve (2) is communicated with a third pipeline (100) of the evaporator (1). The automobile air conditioning system is compact in structural design, capable of effectively cooling the electronic expansion valve, high in system intensity, stable in refrigerating fluid transmission, and high in safety.

The invention provides a control valve. The control valve comprises a valve seat and an electromagnetic valve element component. The valve seat comprises a first valve cavity. At least part of the electromagnetic valve element component is located in the first valve cavity. The electromagnetic valve element component and the valve seat are fixedly arranged. The valve seat further comprises a firstconnector channel and a second connector channel. The first connector channel communicates with the first valve cavity. The electromagnetic valve element component can control the first connector channel and the second connector channel to be connected and disconnected. The control valve further comprises a throttling valve element component. The valve seat further comprises a second valve cavity. At least part of the throttling valve element component is located in the second valve cavity. The throttling valve element component and the valve seat are fixedly arranged. The valve seat furthercomprises a first runner. The first runner is connected with the first connector channel and the second valve cavity. The second valve cavity communicates with the second connector channel. The throttling valve element component can control the first runner and the second connector channel to be connected and disconnected and control the fluid flow. The throttling valve element component is integrated on the valve seat of the control valve, and connecting pipelines between the control valve and a throttling valve can be relatively reduced.

The invention aims at providing a compact type distillation-process seawater desalting device. The compact type distillation-process seawater desalting device comprises a water feeding tank, a water feeding pump, an evaporator, a condenser, a condensate tank and a condensate pump, wherein the water feeding tank is connected with the water feeding pump by a water feeding pump inlet connecting pipe;the water feeding pump is connected with a water feeding pipeline by a water feeding pump outlet connecting pipe; the water feeding pipeline is connected with the evaporator by an evaporator water feeding inlet connecting pipe; the evaporator is provided with a steam inlet connecting pipe and is connected with the condenser through a secondary steam connecting pipe; the condensate tank is connected with the condenser; the condensate pump is connected with the condensate tank by a fresh-water transporting pipeline; the condensate pump is connected with a condensate pump outlet connecting pipewhich is connected with a qualified-water outlet pipeline and an unqualified-water outlet pipeline by a three-way mode; and an electromagnetic valve is arranged at the three-way position. The compacttype distillation-process seawater desalting device provided by the invention has the advantages that a vacuum ejector and a sewage discharging pump are not needed, so that the structure of the systemcan be simplified, the operations for running and maintenance are simpler and more convenient, the volume of the seawater desalting device is reduced, and simultaneously, the reliability of the device is greatly improved.

The invention discloses a particle flotator, which comprises a cylindrical tank and an air blower, wherein the tank is provided with a sewage inlet, a clear water outlet and a slag outlet; the inner bottom part of the tank is symmetrically provided with one to four pairs of gas-liquid mixing devices along the radial direction, and each gas-liquid mixing device consists of a gas-liquid mixing pipe, a water outlet pipe and a gas inlet pipe, wherein the gas-liquid mixing pipe and the water outlet pipe are vertically connected and communicated; the axis line of each gas-liquid mixing pipe is tangent to the same circle, and the circle and a circle in which the tank is positioned are concentric circles; and the other end of the water outlet pipe is extended out of the clear water outlet, the water outlet pipe is provided with the gas inlet pipe, and one end of the gas inlet pipe is extended in the gas-liquid mixing pipe, while the other end is extended out of the water outlet pipe and connected with an air outlet of the air blower. The particle flotator directly acts on water in the tank, and the independent air dissolved process is not needed, thereby unnecessarily using a high-priced air dissolved tank or air dissolved pipe, greatly saving connecting pipes, valves and associated facilities, and greatly saving product cost and lowering energy consumption.