65 results about "Mechanical room" patented technology

Mobile, expandable cleanroom systems, methods, and devices are provided in accordance with various embodiments. Various embodiments include an expandable cleanroom that may include one or more tent enclosures and one or more door assemblies. Some embodiments include one or more HVAC systems. Some embodiments include a raisable truss structure that may lift and support the one or more tent enclosures. The expandable cleanroom may be coupled with an antechamber and / or a mechanical room. The combination of expandable cleanroom, antechamber, and / or mechanical room may be based on the form of a shipping container that may be transported by flatbed truck, railcar, boat, or other vehicles. This May allow for rapid deployment along with avoiding the need for wide-load permits; the various embodiments may also provide for inconspicuous deployment.

The invention provides a railway emergency power supply cooperative control method and system based on signal linkage, and relates to the field of railway electric braking systems.The method comprises the steps that 1, electrical parameters and power supply state data of station connection cables between adjacent stations are obtained on the basis of optoelectronic isolation signal acquisition units distributed in station machine rooms along a railway, the data are transmitted to the monitoring host in real time through the main-standby dual-path transmission architecture; and step 2, the monitoring host performs dynamic topological relation analysis based on the transmitted data in combination with a preset fault feature library, generates a space structure framework representing a fault influence range, and judges a fault category in combination with a station connection circuit control rule to generate a fault judgment result. Signal linkage and cooperative operation between railway emergency power supplies are achieved, power supply reliability and emergency response speed are improved, and stable operation of a railway system is guaranteed.

According to the intelligent locomotive and non-locomotive mode train vehicle electronic and electrical architecture method and system, a domain centralized control electronic and electrical architecture is formed through modularization and fusion distributed functions; or the functional controller in the region is integrated into the region controller and is further fused in a cross-domain manner to form an electronic and electrical architecture consisting of the central processing unit and the region controller; cab position domain controllers at the two ends can be arranged according to the characteristics of a locomotive, walking part position domain controllers are arranged at the positions of all walking parts, one or two or more vehicle body position domain controllers and the like are arranged in a mechanical room, and the walking part position domain controllers, the vehicle body position domain controllers and the like can be arranged according to the characteristics of a railway vehicle. A more complex cross-domain fusion algorithm is supported, expansion of intelligent driving, multi-energy collaboration and reconnection control is convenient to access, vehicle data sharing and inter-function collaboration control are achieved, evolution to electrification, electronization and intellectualization is easy, and a cloud and fog management and control-oriented platform can be further achieved.

There is provided a construction machine including an electrically driven motor that serves as a power source, a heat exchanger, a fuel cell that generates power to be provided to the electrically driven motor, a cooling fan that blows cooling air to the heat exchanger, and a fan controller that controls rotation of the cooling fan. In the construction machine, a hydrogen gas detection sensor is provided in a machine room in which the heat exchanger, the fuel cell, and the cooling fan are disposed, and the fan controller raises a rotation speed of the cooling fan when the hydrogen gas detection sensor has detected a hydrogen gas.

The utility model relates to a rail transit locomotive machinery room camera, which comprises an outer shell, a plugging cover, a circuit assembly, a camera and a light supplementing assembly, the outer shell is a container with an opening on one side, the opening is a first opening, the inner part of the outer shell is provided with a first accommodating space, and the circuit assembly is arranged in the first accommodating space; the plugging cover is fixedly installed at the first opening to plug the first containing space, the camera is fixedly installed based on the circuit assembly, the light supplementing assembly comprises a first circuit board and a plurality of light supplementing lamps, the first circuit board and the plugging cover are fixedly installed, the light supplementing lamps are fixedly installed on the first circuit board, and the light supplementing lamps are evenly distributed around the camera. The problem that a traditional monitoring camera is generally provided with a single light source for supplementing light to a camera, the light supplementing effect is poor, and then the shooting effect of the monitoring camera in a dark environment is poor is solved.

A cargo mechanical chamber of a large LNG (liquefied natural gas) ship is characterized in that a watertight bulkhead divides the cargo mechanical chamber into a motor room and a liquid cargo equipment room, the motor room is a safe area, and the liquid cargo equipment room is a dangerous area. A part of space in the motor room is divided into an upper layer area and a lower layer area by the structural platform, and two mechanical air supply fans and a top-open mushroom type ventilator are fixed to the two ends of the top of the motor room respectively. The liquid cargo equipment room is internally provided with a cryogenic liquid cargo reprocessing device, a high-load compressor and a low-load compressor, the top of the liquid cargo equipment room is provided with a crane, two mechanical exhaust fans and three top-open bacteria type ventilators, the bottoms of the top-open bacteria type ventilators are connected with structural air ducts, and the structural air ducts extend downwards into the liquid cargo equipment room. According to the cargo mechanical room structure of the LNG ship, the utilization rate of a room is greatly increased, the site construction difficulty is reduced, and therefore the ship building cost is reduced, and a liquid cargo system is more reasonable in layout and higher in safety.

One embodiment of the present invention is an outdoor unit for an air-conditioning device, the outdoor unit comprising a housing that has an internal space that is divided into a heat exchange chamber and a machine chamber. The housing has a ventilation part through which external air that flows into the machine chamber passes. The ventilation part has a ventilation port, a guide part, and a shielding part. The guide part has a first opening part that opens downward to the outside of the housing. The shielding part has a second opening part that opens downward to the inside of the housing and has an opening length that is shorter than the opening length of the first opening part. An upper end of the ventilation port is positioned above a lower end of an electrical component that is provided in the machine chamber.

The utility model relates to the technical field of experimental training teaching equipment, and discloses a portable teaching control box for an alternating current switch machine, which comprises a teaching box main body, a frequency converter, a fuse, a switching power supply, a plurality of transformers and a plurality of relays are arranged in the teaching box main body, and a bottom bracket is arranged at the bottom of the teaching box main body. Universal wheels are rotatably connected to the four corners of the bottom surface of the bottom support, side supports are fixedly connected to the two ends of the bottom support, sliding grooves are formed in the two sides of the interior of each side support, sliding blocks are slidably connected to the interiors of the sliding grooves, a protruding block fixedly connected with the sliding blocks is arranged between the two sliding blocks, and the protruding blocks are fixedly connected with the side walls of the teaching box body. According to the portable teaching control box for the alternating-current switch machine, all devices in a five-wire system turnout mechanical room are covered inside, when the portable teaching control box is used for teaching, only the teaching box body needs to be connected with the external switch machine, the portable teaching control box can be used, and compared with equipment which is high in price and large in size in the mechanical room, needed space and cost are smaller; and on-demand exercise can be conveniently carried out at any time.

A construction machine (100) is provided with: a hydrogen tank (31) for storing hydrogen; a heat exchanger (33) for exchanging heat with cooling air (CA); an electronic device (34) for operating the construction machine (100); and a machine room (14). In the machine chamber (14), the hydrogen tank (31) is disposed above the electronic device (34) and upstream of the heat exchanger (33) in the flow direction of the cooling air (CA).

The invention provides a control cabinet for an elevator. In the control cabinet, the housing includes a right side air inlet and a left side air inlet having an area in the machine chamber through which an amount of air capable of cooling the interior of the housing can be introduced, and a back air inlet having an area in the lifting path through which an amount of air capable of cooling the interior of the housing can be introduced.

A heat source machine according to the present embodiment comprises: a machine-room-side enclosure that accommodates at least a compressor; an air heat exchanger disposed above the machine-room-side enclosure; refrigerant piping that forms a refrigeration cycle together with at least the compressor and the air heat exchanger; a through-hole through which the refrigerant piping passes between the machine-room-side enclosure and the air heat exchanger; and an inhibiting section that keeps liquid from entering the machine-room-side enclosure from the air heat exchanger via the through-hole, wherein the air heat exchanger is formed by combining first and second air-heat-exchanger-forming parts, the inhibiting section is formed by combining first and second inhibiting-section-forming parts, and the refrigerant piping is supported by the inhibiting section.

The invention provides a work machine capable of charging while safely going up and down a driving part. This work machine is provided with: a connector to which a cable for charging a battery unit for supplying power to an electric motor is connected; a driving unit disposed on one side in the width direction; and a machine chamber having an openable / closable cover and having the connector disposed therein. The machine chamber is disposed at least next to the other side in the width direction of the driving unit.

A compressor includes: a housing; a compressor body to compress gas; a motor to drive the compressor body; a control board to control the motor; and a tank to store the gas outputted from the compressor body, wherein the housing has: a machine chamber storing the compressor body and the motor; a B-chamber having piping to connect the compressor body with the tank; an A-chamber storing the tank; an A-partition separating the machine chamber from the A-chamber and B-chamber; and a B-partition between the A-chamber and the B-chamber, the A-chamber has an air intake port to introduce ambient air, the A-partition has an A-vent as a hole to communicate between the machine chamber and the A-chamber, and a suction port of the compressor body is located in vicinity to the A-vent.

A heat pump is provided. The heat pump includes an outdoor unit including a heat exchanger and provided to heat heating water by the heat exchanger, and a distribution unit connected to the outdoor unit by a water pipe and provided to receive the heating water and distribute the received heating water to a heating unit, wherein the distribution unit includes a cabinet in which a mechanical chamber is formed, a first cover installed at an upper portion of the cabinet and including a cover portion covering a portion of the mechanical chamber, and a second cover connected to the water pipe and having a second cover body covering another portion of the mechanical chamber, the second cover being connected to the first cover such that the second cover body is disposed below the cover portion.

The utility model discloses granary refrigeration equipment with moisture preservation and water retention functions, which comprises a stainless steel box body, the stainless steel box body is divided into a working chamber and a mechanical chamber by a partition plate, the left side of the stainless steel box body is provided with an air return connecting pipe and a plurality of air supplement ports, and the right side of the stainless steel box body is provided with an air supply connecting pipe. An air volume control mechanism, a first humidity sensor probe, a dust filter screen, an evaporator, a second humidity sensor probe and an air supply axial flow fan are sequentially installed in the working chamber from left to right, a water pan is installed below the evaporator, a spraying ring pipe is installed in the center of one side of the air supply axial flow fan, and spraying holes are formed in the periphery of the spraying ring pipe. An atomizer is installed in the mechanical chamber, a water inlet of the atomizer is communicated with the water pan through a water inlet pipe, and an air outlet of the atomizer is communicated with the spraying ring pipe through an air conveying pipe. The device has the beneficial effect that the air humidity and the grain moisture in the granary are kept by adjusting the air supplementing amount and the atomized water vapor supplementing amount.

The utility model relates to the field of refrigeration appliances, in particular to a refrigeration appliance, which comprises a heat exchanger (1), a heat exchanger (2) and a refrigeration device (3), a housing (10) for holding the heat exchanger (1); the shell (10) is provided with at least two wire harness accommodating structures (110 and 120), and the wire harness accommodating structures (110 and 120) are arranged on the shell (10). The at least two wire harness accommodating structures (110, 120) are arranged to allow at least two wire harnesses (20, 30) from the at least two electrical components to pass through respectively and correspondingly, so that the at least two wire harnesses (20, 30) are kept at least at the heat exchanger (1) at intervals. According to the embodiment of the invention, the improved shell used for keeping the heat exchanger is introduced, and the wire harnesses of the electric parts in the mechanical chamber are kept at least at the heat exchanger at intervals, so that the wire harnesses are prevented from being subjected to electromagnetic interference, collision, extrusion and the like.

The invention relates to the technical field of shunting locomotives, and particularly discloses a shunting locomotive which comprises a locomotive body assembly, a top cover structure and a pantograph. The vehicle body assembly comprises a chassis, a cab and a mechanical room, the cab and the mechanical room are fixed to the chassis, an outdoor corridor is formed on the horizontal side of the cab, the mechanical room and the cab are arranged at intervals in the front-back direction, and the outdoor corridor communicates with the chassis and the mechanical room; the top cover structure comprises a top cover body and protective plates, the top cover body is installed on the top of the cab and the top of the mechanical room, the protective plates are installed on the two opposite sides of the top cover body in the left-right direction and extend in the front-back direction, in the left-right direction, the sides, away from the top cover body, of the protective plates incline upwards, and the protective plates cover an outdoor corridor; the pantograph is installed on the top cover body, the minimum distance between the pantograph and the top cover structure is larger than 500 mm, and the top cover structure forms an insulation interlayer between the vehicle body assembly and the pantograph. In this way, the problems that a shunting locomotive and pantograph equipment are difficult to be matched with each other, and potential safety hazards exist for operation safety of operators are solved.

This air conditioning device comprises: a casing; a partition plate that partitions the inside of the casing into a heat exchange chamber and a machine chamber; a heat exchanger that is disposed in the heat exchange chamber; a heat exchanger fan that circulates air inside and outside the heat exchange chamber; a compressor that is disposed in the machine chamber; an electrical component that is disposed in the machine chamber and controls the compressor; an electrical component box that accommodates the electrical component; a low-temperature component that is disposed in the machine chamber, is provided in a portion of a refrigeration cycle including the heat exchanger, and has a lower temperature than the electrical component; and a circulation fan that generates a flow of air which circulates in the machine chamber and passes through the electrical component box after passing through the low-temperature component.

The utility model provides a lightning impulse test device and a lightning impulse test system, and relates to the field of lightning impulse tests, according to the scheme, a railway signal relay station under construction can be selected to carry out a lightning impulse test, only an iron tower and a machinery room blank house are arranged in the station, and no signal device needs to be installed in the room, so that the test cost is greatly reduced; on the premise that no test risk exists, communication iron tower lightning injection and reproduction of the coupling effect of the earth screen potential to the mechanical room can be achieved, and therefore the problems that in the prior art, the test timeliness is low, and the cost is high are solved.

The compressor (S1) of the present invention includes a housing (101), a compressor body (102) for compressing gas, an electric motor (103) for driving, a control circuit board (104) for controlling the electric motor (103), and a container (105) for storing the exhaust gas of the compressor body (102). Inside the housing (101), there is a machine compartment (201) for housing the compressor body (102) and the electric motor (103), and a B compartment (204) for accommodating a pipe (108) connecting the compressor body (102) and the container (105). The compressor body (102) includes a housing (105) containing a chamber A (203), a partition wall A (202) separating the mechanical chamber (201) from chamber A (203) and chamber B (204), and a partition wall B (205) dividing the mechanical chamber (201) into chamber A (203) and chamber B (204). Chamber A (203) has an air inlet (206) for external gas, and partition wall A (202) has an air vent A (301) as a hole connecting the mechanical chamber (201) and chamber A (203). The suction port (109) of the compressor body (102) is located nearby.

An outdoor unit (1) for an air conditioner is provided with: a box-shaped case; a partition plate (4) that divides the inside of the housing into a blower chamber (12) and a machine chamber (13); a reactor box (90) which is attached to the partition plate (4) in a state of protruding from the partition plate (4) to the blower chamber (12), and which communicates with the machine chamber (13); and a reactor (91) housed inside the reactor box (90).

A water tank assembly has a water tank and a tank holder mounted within the mechanical room and defining at least a portion of a receiving cavity having an open side extending laterally across a width of the receiving cavity. The water tank is receivable within the receiving cavity through the open side thereof when a first end of the water tank is moved into the first lateral side of the receiving cavity and rotated such that a second end of the water tank moves into the second lateral side of the receiving cavity. A latch selectively retains the water tank in the second lateral side of the receiving cavity, and releases the water tank from the second lateral side of the receiving cavity.

A heat pump is provided. The heat pump includes an outdoor unit including a heat exchanger and configured to heat heating water through the heat exchanger, and a distribution unit connected to the outdoor unit through a water pipe and configured to receive the heating water and distribute the received heating water to a heating unit, wherein the distribution unit includes a cabinet forming a machine room therein, a first cover including a cover portion installed on an upper side of the cabinet and configured to cover a part of the machine room, and a second cover connected to the water pipe, the second cover including a second cover body configured to cover another part of the machine room, and wherein the second cover is configured to be connected to the first cover such that the second cover body is positioned lower than the cover portion.

This application provides a refrigeration device. The refrigeration device satisfies one of the following: the refrigeration device includes a storage fan disposed inside the inner liner, the storage fan being used to promote gas flow inside the storage chamber; the refrigeration device includes an ice chamber fan disposed inside the ice chamber, the ice chamber fan being used to promote gas flow inside the ice chamber; a first opening of the storage drain pipe located inside the inner liner is located on the outlet side of the storage fan, and a third opening of the ice chamber drain pipe located inside the ice chamber is located on the suction side of the ice chamber fan; the refrigeration device includes a mechanical chamber and a mechanical chamber fan disposed inside the mechanical chamber, the mechanical chamber being connected to the atmosphere; a second opening of the storage drain pipe located outside the inner liner and a fourth opening of the ice chamber drain pipe located outside the inner liner are both disposed inside the mechanical chamber, the second opening being located on the suction side of the mechanical chamber fan, and the fourth opening being located on the outlet side of the mechanical chamber fan. This arrangement enables a slight positive pressure in the ice chamber relative to the storage chamber, ensuring the cleanliness of the ice-making chamber.

The invention discloses refrigeration equipment, and belongs to the technical field of refrigeration equipment. The refrigeration equipment comprises a mechanical chamber, a water receiving box, a compressor, a pre-cooling pipe and an immersion type condenser are arranged in the mechanical chamber, and refrigerant channels of the compressor, the pre-cooling pipe and the immersion type condenser are sequentially communicated; the immersion type condenser comprises a pre-cooling pipe and a water receiving box, the pre-cooling pipe is located in the water receiving box, the water receiving box is provided with an opening used for collecting liquid in the mechanical chamber, the immersion type condenser comprises a shell and a condensation assembly, the shell defines a containing space used for containing a liquid medium, and the condensation assembly is located in the containing space and immersed in the liquid medium. According to the refrigeration equipment, the pre-cooling pipe placed in the water receiving box is arranged, liquid or air in the mechanical chamber is used for pre-cooling, the immersion type condenser is matched for condensation, the condensation temperature is reduced, and the refrigeration energy efficiency of the equipment can be effectively improved under the condition that noise is not increased.

The invention relates to an intelligent inspection device and system based on a railway machine room. At present, inspection has the problems of high labor intensity, high detection subjectivity, backward data management and slow emergency disposal response. The system comprises an inspection robot which is installed in a station machine room and is used for replacing manual work to collect data at each position needing inspection in the machine room; the station machine monitoring background is arranged in a station machine room and is used for collecting the data acquired by the inspection robot, acquiring various data of a fixed position, merging and unifying the data acquired by the inspection robot and the various data of the fixed position and sending all the data; the section center server is installed in a section machine room and used for analyzing, arranging and displaying the data sent by the station machine monitoring background; and the management operation terminal is used for performing configuration management on the intelligent inspection device based on the railway machine room. According to the invention, manpower and material resources can be saved, patrol quality and data management capability are improved, and emergency disposal efficiency is improved.

The invention provides an indoor unit of an air conditioner. The indoor unit includes: a housing accommodating a heat exchanger; a blower fan assembly disposed in front of the housing, at least a portion of the blower fan assembly being opened and closed by rotation, the blower fan assembly being provided with a blower fan for flowing air therein, and the blower fan assembly having a discharge port through which the air passing through the heat exchanger is discharged; a lower housing provided at the lower part of the housing and forming a space of a machine chamber; the panel assembly is detachably arranged on the lower shell, shields the machine chamber and forms the front appearance of the indoor unit; the panel assembly is combined with the air supply fan assembly after being separated from the lower shell in the open state of the air supply fan assembly. The panel assembly is connected between the air supply fan assembly and the ground to support the air supply fan assembly.

The invention provides an LNG (liquefied natural gas) ship isolation void cabin cold energy recycling method which is realized based on the following structure: the structure comprises a first isolation void cabin, a second isolation void cabin, a mechanical chamber and a carbon capture cabin; ethylene glycol coil pipes are arranged in the upper area of the first isolation void cabin and the upper area of the second isolation void cabin; a first stop valve, a second stop valve, a third stop valve, a fourth stop valve, an ethylene glycol pump and a second heat exchanger are arranged in the mechanical chamber; a desorption tower and a first heat exchanger are arranged in the carbon capture cabin; according to the method, an ethylene glycol circulating pipeline is arranged, so that an ethylene glycol solution circulates among all parts, and cold energy recycling is achieved.

The heat source machine according to the present embodiment includes: a mechanical chamber side casing that houses at least a compressor; an air heat exchanger arranged at an upper portion of the mechanical chamber side casing; a refrigerant pipe that constitutes at least a refrigeration cycle together with the compressor and the air heat exchanger; a through hole through which the refrigerant pipe passes between the mechanical chamber side casing and the air heat exchanger; and a suppression portion that suppresses immersion of liquid from the air heat exchanger into the mechanical chamber side casing through the through hole, the air heat exchanger is formed by combining first and second air heat exchanger forming members, the suppression portion is formed by combining first and second suppression portion forming members, and the refrigerant pipe is supported by the suppression portion.

The invention discloses a railway vehicle mechanical room heat dissipation system and a control method thereof.The heat dissipation system comprises an outdoor unit, a heat dissipation device and an indoor unit, the outdoor unit and the heat dissipation device are arranged outside a railway vehicle, the indoor unit is arranged in a mechanical room, and a refrigerant discharged from the indoor unit flows into the outdoor unit through a first circulation pipeline; a refrigerant discharged from the outdoor unit enters the indoor unit through the second circulating pipeline; the heat dissipation device is connected with a third circulation pipeline and a fourth circulation pipeline, the outer end of the third circulation pipeline is communicated with the first circulation pipeline, and a first three-way valve is arranged at the communication position; the outer end part of the fourth circulating pipeline is communicated with the second circulating pipeline; a first valve is arranged on the second circulating pipeline; the fourth circulation pipeline is communicated with the first circulation pipeline through a fifth circulation pipeline, and a second three-way valve is arranged at the communication position of the fourth circulation pipeline and the fifth circulation pipeline. According to the heat dissipation system, the technical problem of how to reduce the energy consumption of a machine room in the prior art is solved.