182 results about "Electrical room" patented technology

The invention discloses an electrical room ventilation opening arrangement optimization method, which comprises the steps of determining the optimal position of a ventilation opening of an existing electrical equipment room through Fluent software simulation, and counting each numerical value of the optimal position, including room volume, total equipment heat dissipation capacity, room air supply capacity, area size of an air supply outlet and the number of the air supply outlets; constructing and training a neural network model, taking each counted numerical value as the input of a neural network, and taking the optimal position of the ventilation opening as the output; calculating the air supply amount and the number of air supply outlets required by the electrical equipment room to be designed, determining the optimal position of the ventilation opening of the electrical equipment room to be designed through the trained neural network model, and finally verifying whether the result meets the requirement or not through Fluent software simulation. According to the method, the number of the ventilation openings required by the electrical equipment room can be reasonably calculated, the neural network is introduced, the positions of the ventilation openings are optimized, and the design efficiency of the electrical equipment room is improved.

A biostimulator and a biostimulator system for septal pacing are described. The biostimulator includes a housing having an electronics compartment containing pacing circuitry and an electrical extension having an elongated electrical conductor, wherein the electrical extension extends from a proximal extension end at the housing to a distal extension end. The biostimulator further includes a pacing extension body mounted on the distal extension end of the electrical extension. The pacing extension body includes a pacing electrode electrically coupled to the pacing circuitry through the elongated electrical conductor, a fixation mechanism, and a drive mechanism to transmit torque to the fixation mechanism. Other embodiments are also described and claimed.

The invention relates to an integrated multi-mode cooling unit, an automatic adjusting method and an electrical room, the integrated multi-mode cooling unit comprises a unit body, condenser cooling equipment used for cooling a condenser, hot air cooling equipment used for cooling hot air and a control module, and the unit body is provided with an air temperature adjusting cavity; the condenser cooling device and the hot air cooling device are arranged in the machine body, the hot air cooling device comprises at least two sets of refrigeration modules, an evaporator of each set of refrigeration module is arranged in an air temperature adjusting cavity, a hot air inlet is formed in the top of the air temperature adjusting cavity, and a cold air outlet is formed in the side wall of the air temperature adjusting cavity; the unit is provided with a first cooling module (cold water cooling) and a second cooling module (cold air cooling), so that free switching between an air cooling mode and an air cooling and water cooling combined mode is realized. No matter in a high-temperature and water-deficient environment or in a low-temperature and water-cooling-free condition, the unit can operate stably, and the applicability is remarkably improved.

The invention relates to the field of electrical cabinets, in particular to a high-voltage electrical cabinet with a moisture-proof device, which comprises a cabinet body, the interior of the cabinet body is divided into an upper mounting chamber and a lower electrical chamber, ventilation openings are formed in the two side walls of the electrical chamber in a penetrating manner, dehumidification mechanisms are arranged in the ventilation openings, and ventilation filter screens are arranged on the inner walls of the ventilation openings. A fan is fixedly arranged in the center of the mounting chamber, the upper end of the fan is communicated with an air outlet pipe, a humidity sensor is arranged in the air outlet pipe, cooling mechanisms are arranged at the two ends in the mounting chamber, and the cooling mechanisms are connected with the corresponding dehumidification mechanisms. The air circulation area between the condensation plates can be automatically adjusted according to humidity changes, the heat dissipation and dehumidification efficiency is effectively improved, adaptability is high, meanwhile, condensed water drops and attached dust impurities on the surfaces of the condensation plates can be effectively scraped, and the condensation and dehumidification effect of the surfaces of the condensation plates is guaranteed.

The invention relates to the technical field of electric power, in particular to an insulation arc extinguishing gas leakage monitoring method and device, a storage medium and electronic equipment. The monitoring method comprises the following steps: monitoring the air pressure and temperature in the electrical room, and monitoring the concentrations of insulating arc extinguishing gases at different point positions in the electrical room; when it is monitored that the insulation arc extinguishing gas concentration of one point reaches a threshold value, the time difference between the insulation arc extinguishing gas concentration of the point and the insulation arc extinguishing gas concentration of the adjacent point reaches the threshold value is measured, and the insulation arc extinguishing gas concentration variable quantity of the point when the insulation arc extinguishing gas concentration of the adjacent point reaches the threshold value is monitored; and according to the measured value of the air pressure, the measured value of the temperature, the time difference and the concentration variable quantity of the insulating arc-extinguishing gas, the leakage position of the insulating arc-extinguishing gas in the electrical room is positioned. According to the monitoring method provided by the invention, the leakage position of the insulation arc extinguishing gas can be accurately positioned, the safety of electric equipment is ensured, and the potential risk is reduced.

The invention discloses an emergency power supply cabinet with a temperature and humidity adjusting function, and belongs to the technical field of power supply cabinets, the emergency power supply cabinet comprises a cabinet body, the inner side of the cabinet body is divided into a regulation and control chamber and an electrical chamber through a partition plate, and a temperature and humidity adjusting mechanism is installed on the inner side of the regulation and control chamber and comprises a shell fixedly installed in the middle of the regulation and control chamber; a rotating disc is rotatably installed in the middle of the shell, the inner side of the rotating disc is filled with dehumidification filler, the inner walls of the two sides of the shell are each divided into an air inlet cavity and an air return cavity through two baffles, one side of each air inlet cavity is connected with an air cooler, the other side of each air inlet cavity is connected with an air outlet pipe located at the bottom of the electrical room, and one side of each air return cavity is connected with an air heater through an air pipe. Through the arrangement of the air cooler and the hot-air blower, the air cooler introduces cold air into the electrical room, the cold air flows downwards, so that hot air in the electrical room can be pushed to flow upwards, the hot-air blower pumps the hot air out of the electrical room, and the power supply cabinet can be cooled.

In a vehicle drive unit, a drive chamber, a first electrical chamber, and a second electrical chamber are integrally arranged in such a manner that the first electrical chamber and the second electrical chamber are each adjacent to the drive chamber. The vehicle drive unit includes a first opening provided in a first wall surface of the first electrical chamber, and a second opening provided in a second wall surface of the second electrical chamber that is in contact with the first wall surface. The second opening is connected to the first opening. The vehicle drive unit includes an electrical equipment power line that electrically connects first electrical equipment and second electrical equipment. The electrical equipment power line is passed through the first opening and the second opening and disposed in the first electrical chamber and the second electrical chamber.

The application discloses a kind of leakage detection methods of liquid cooling system, it is related to leakage detection technical field, including, in the backwater port of liquid cooling unit, pressure sensor is arranged, the pressure in backwater pipeline is monitored in real time;Water immersion sensor is laid out in the low-lying area of battery chamber and electrical chamber, is connected with DC24V power supply line by water immersion rope, for detecting liquid leakage state;Simultaneously, insulation detection module is configured, for measuring the insulation resistance of high-voltage busbar to ground in system.Through two-way detection mechanism, it is combined to judge that backwater pressure is lower than preset threshold value or water immersion sensor output alarm and insulation resistance anomaly, once judging that leakage fault occurs, system executes protection action including PCS emergency stop, direct current circuit breaker tripping and battery disconnecting;The application overcomes the problem of single monitoring means in the prior art, such as slow reaction, false negative or false positive, etc., realizes fault judgment and protection action at the initial stage of leakage, thereby improving the safety and reliability of liquid cooling system operation.

The invention provides an automatic fire extinguishing system for an electrical room, and relates to the technical field of automatic fire extinguishing. Comprising a first fire detector used for detecting a first fire signal in each electrical cabinet; the first fire extinguishing nozzles are arranged in the electrical cabinets; the second fire detector is used for detecting a second fire signal in the electrical room; the second fire extinguishing nozzle is arranged on the roof of the electrical room; the first fire extinguishing nozzle and the second fire extinguishing nozzle are mounted on the conveying pipeline so as to convey a fire extinguishing agent to the first fire extinguishing nozzle and the second fire extinguishing nozzle; and the controller controls the first fire extinguishing nozzle to spray a fire extinguishing agent to extinguish the electrical cabinet according to the first fire signal, or controls the second fire extinguishing nozzle to spray a fire extinguishing agent to extinguish the electrical room according to the second fire signal. When the first fire signal is detected, the corresponding first fire extinguishing nozzle is controlled to spray the fire extinguishing agent to carry out local fire extinguishing on the electrical cabinet, and the purpose of precise fire extinguishing is achieved.

The invention provides a self-propelled flash welding rail heat treatment vehicle for urban rail transit, and belongs to the technical field of rail engineering machinery. Comprising a frame, a shed, a hook buffer device, hydraulic supporting legs, a bogie, a fuel tank, a wind source device, a tool box, an auxiliary generator set, a cab, an electrical room, a power room, a working room and a welding machine room. And a welding machine device and a movable shed capable of being electrically opened and closed are arranged in the welding machine chamber. The device has the advantages of integration of welding and heat treatment, high automation degree, environmental protection, energy conservation, flexible operation and the like, and is suitable for urban rail transit steel rail welding operation.

The utility model relates to the technical field of pump stations, and discloses a water and electricity separated box type pump station which comprises a supporting plate, a plurality of supporting columns are fixedly connected to the top of the supporting plate, a water tank is fixedly connected to the tops of the supporting columns, and an electrical room is fixedly connected to the position, located on one side of the water tank, of the top of the supporting plate. A ventilation fan is fixedly installed on the outer wall of the electrical room, a water pump room is fixedly connected to the position, below the electrical room, of the bottom of the supporting plate, and a water pump is fixedly installed on the inner bottom wall of the water pump room. According to the water and electricity separation type box-type pump station, through mutual cooperation of the electrical room and the water pump, the water pump and the conveying pipeline can be arranged below the electrical room, so that electrical equipment can be separated from water, even if water leakage occurs, the electrical equipment cannot be affected, and after water leakage occurs, the water and electricity separation can be achieved. Workers do not need to worry about the situation of electric leakage caused by the high water level, electrical equipment is safely controlled and operated, and the overall safety of the device is improved.

The utility model discloses a folding table convenient to adjust table top size, which belongs to the technical field of table adjustment, and comprises a folding table main body rotatably arranged on the side wall of an electrical room, the folding table main body comprises a first table top, a second table top and a support plate, the support plate is rotatably arranged on the lower side of the first table top, and the second table top is rotatably connected to the first table top. When the second table top is unfolded, the second table top and the first table top are located at the same horizontal height, and the lower side of the second table top makes contact with the supporting plate; when the second table top is folded, the second table top is located above the first table top, the supporting plate is folded to the position below the first table top, and the first table top completely shields the supporting plate. When the size of the table top is adjusted, the size of the table top can be adjusted only by rotating the second table top to unfold or fold the second table top. Meanwhile, when the second table top is unfolded, the supporting plate needs to rotate to the lower side of the second table top; when the second table top is folded, the supporting plate should be retracted to the position below the first table top.

The utility model relates to the field of unbalance loading of cranes. The utility model discloses a device for preventing unbalance loading of a ladle crane. Comprising a weight sensor which is installed at the joint of a crown block main trolley frame and two arms of a gantry hook cross beam and is used for measuring the weight of a steel ladle, a double-channel data transmission device which is in electric signal connection with the weight sensor and is installed on the crown block main trolley frame, a PLC system installed in a crown block electric room, a double-channel weighing meter installed in a crown block cab and a displayer. The two steel wire ropes on the two sides of the gantry hook cross beam are each connected with a lifting hook used for hanging a steel ladle, and the weight sensors comprise the left weight sensor installed on a left arm of the gantry hook cross beam and the right weight sensor installed on a right arm of the gantry hook cross beam. And the dual-channel data transmission device, the dual-channel weighing meter and the display are all in electric signal connection with the PLC system.

The invention discloses a grab ship unloader cabin bottom anti-collision system and method based on an image recognition technology, and the system comprises an image recognition unit which comprises a high-definition camera installed in the middle of a cantilever crane and an image processing server installed in a PLC room, a PLC control unit which comprises a PLC module and a switch which are installed in the PLC room, and an image processing unit which is installed in the PLC room. The PLC module receives the data information of the exposure condition of the bottom plate at the bottom of the cabin transmitted by the image processing server, and outputs a control instruction; and the mechanism driving unit comprises a lifting frequency converter and an opening and closing frequency converter which are arranged in the electrical room, and a lifting opening and closing motor which is arranged in the machine room. According to the system, the risk that the grab bucket hits the bottom of a cabin in the operation process of the grab bucket ship unloader, especially in the cabin cleaning operation stage, is reduced, the cost needed for maintaining a cabin bottom plate is saved, and the overall operation efficiency of a bulk cargo wharf is improved.

The invention belongs to the field of electrical device installation, and mainly relates to a device and method for intelligently installing an electrical panel cabinet, and the device is characterized in that a plurality of steel beams are installed on the roof of an electrical room in a transversely and longitudinally staggered manner; the mounting vehicle is hung below the steel beam and can move in the direction of the steel beam; the hanging scaffold is connected with the mounting vehicle through a telescopic rope, a moving module, a positioning module and an alarm module are arranged on the hanging scaffold, and moving, mounting and alarming of the mounting vehicle are controlled; the automatic induction lock catch is used for being fixed with a fixing ring on the plate cabinet; the electromagnetic chuck is used for being adsorbed on the top of the plate cabinet; and the stabilizing device and the horizontal device are respectively arranged on the left side and the right side of the hanging scaffold and are used for keeping the hanging scaffold stable. The top space of the electrical room is utilized, installation is more convenient and clear, the installation vehicle automatically searches for positioning points on the ground, the levelness and perpendicularity are intelligently adjusted, the construction safety of workers is guaranteed, the installation quality is improved, and the installation speed is increased.

The invention discloses a subway gantry crane control system based on PLC wireless control and monitoring. The subway gantry crane control system comprises a master station PLC control module, a slave station PLC control module, a first wireless communication module, a second wireless communication module, a sensor module, a data acquisition and processing module, a video monitoring module, a human-computer interaction interface and a UPS module. The master station PLC control module, the first wireless communication module and the UPS module are all arranged in an electrical room of the metro gantry crane, the slave station PLC control module, the second wireless communication module and the data acquisition and processing module are all arranged in an electrical cabinet of a hoisting trolley of the metro gantry crane, and the sensor modules are respectively arranged on the hoisting trolley and a mobile cart of the metro gantry crane. The video monitoring modules are respectively arranged on a hoisting trolley of the metro gantry crane and in a cab, the man-machine interaction interface is arranged in the cab, and the electrical room and the cab are both arranged on a main beam platform of the metro gantry crane. The system has the advantages that wiring is simple, installation and transition are convenient, troubleshooting is convenient, and labor is saved.

The utility model discloses a nozzle stress application regulator adjustment test bench, which comprises a control room, an experiment room, a hydraulic room and an electrical room, the experiment room is arranged between the control room and the hydraulic room, the electrical room is connected with one side of the hydraulic room, the control room comprises an industrial personal computer and a control cabinet, and the industrial personal computer is electrically connected with the control cabinet. According to the utility model, the fuel oil temperature is controlled by matching the heat-conducting oil furnace with the heat exchange mechanism, so that low-temperature oil and high-temperature oil are mixed to realize accurate control on the fuel oil temperature. When the temperature of the fuel oil is higher than the set temperature, the heat conduction oil furnace stops heating the fuel oil, and fine adjustment control is conducted on the temperature of the high-temperature fuel oil by injecting a certain amount of cooling oil into the high-temperature fuel oil pipeline; and finally, the set temperature value of the fuel oil is reached. The device is mainly used for the adjustment test, the acceptance test and the long-term test of the nozzle stress application regulator. And multi-type accessory joint long-term test of the stress application system can be carried out. Functional performance and reliability of the test piece are verified or confirmed through experiments.

The utility model discloses a modularized stackable energy storage cabinet which comprises a cabinet body, a water chilling unit, a battery module, a high-low voltage connecting piece, a high-voltage box, an energy storage converter and an electrical box, and a direct current chamber, a water machine chamber and an electrical chamber which are independent from one another are arranged in the cabinet body; the direct current chamber is internally provided with a sealing plate, the sealing plate divides the direct current chamber into an inner side and an outer side which are mutually independent, the inner side of the direct current chamber is provided with a plurality of battery modules, the battery modules are arranged in parallel, and the battery modules are connected through high-low voltage connecting pieces. The technical effects are that the direct current chamber, the water machine chamber and the electrical chamber are mutually independent and do not influence each other during maintenance and disassembly, and the safety is high; a modular design is adopted as a whole, all modules can be deleted and combined according to actual use requirements, and personalized customization can be supported; the overall mechanism is compact, the volume energy density is high, horizontal cabinet combination can be achieved, longitudinal stacking combination can also be achieved, the voltage, electric quantity and power adjusting range is wide, and the application range is wider.

The utility model discloses a synchronous control system of winch type vertical ship lifting equipment suitable for multiple working conditions, and relates to the technical field of ship equipment, in particular to the synchronous control system of the winch type vertical ship lifting equipment suitable for the multiple working conditions, which comprises a ship bearing platform, and an electrical room and a control room which are respectively arranged on two sides of the ship bearing platform, a plurality of first lifting point devices and second lifting point devices are arranged on the two sides of the ship bearing platform correspondingly. The first lifting point device and the second lifting point device respectively comprise corresponding winch motors; the control room comprises a plurality of first control cabinets, a first power supply cabinet, an operation table and a first frequency conversion cabinet; the electrical room comprises a second control cabinet, a second power supply cabinet and a second frequency conversion cabinet; the first frequency conversion cabinet comprises a plurality of first frequency converters; the second frequency conversion cabinet comprises a plurality of second frequency converters; all the hoisting point devices can be controlled in a centralized mode through the operation table in the control room, and all the winch motors can be accurately monitored.

The utility model relates to a positive pressure explosion-proof gas chromatograph, which comprises a gas circuit chamber, an electrical chamber, an EPC chamber and a temperature control chamber, the electrical chamber, the EPC chamber and the temperature control chamber are filled with explosion-proof gas to form a positive pressure explosion-proof cavity, and box bodies of the electrical chamber, the EPC chamber, the temperature control chamber and the gas circuit chamber are mutually welded to form a whole. And sealing strips are arranged on respective box doors of the electrical chamber, the EPC chamber, the temperature control chamber and the gas circuit chamber so as to seal the respective box doors of the electrical chamber, the EPC chamber, the temperature control chamber and the gas circuit chamber. According to the scheme, the box bodies of all the chambers of the gas chromatograph are welded together, so that the connection is more stable and is not easy to loosen, and holes do not need to be punched on the box bodies, so that the positive pressure environment in the chambers can be prevented from being influenced by gas leakage. In addition, the workload of welding connection is small, and the production efficiency is higher. And the sealing strips are arranged, so that the sealing performance of each chamber can be ensured, and the explosion-proof safety of each chamber is improved.

This invention discloses a segmented, splicable submarine cable and a cable-changing robot, relating to the field of submarine cables and submarine cable maintenance devices. Currently, when a submarine cable fails, it can only be pulled to the surface for cutting and replacement, which is complex, inconvenient, time-consuming, and labor-intensive. The submarine cable of this invention includes watertight connectors and cables. Each end of the cable is connected to a watertight connector, forming splicable cable segments. These segments are spliced ​​together using watertight connectors to form the submarine cable. The cable-changing robot includes a cable-changing chamber, an electrical chamber, a drainage chamber, a robotic arm, robotic legs, and a propeller propulsion device. The cable-changing chamber is equipped with a disconnection and drying device. The cable-changing chamber and the drainage chamber are connected by a water supply pipe with a switch. The drainage chamber contains a high-pressure air storage tank. When a submarine cable fails, damaged cable segments or watertight connectors can be replaced directly on the seabed through the sealed space of the cable-changing chamber, improving maintenance speed and convenience, and reducing maintenance time and costs.

The utility model discloses a power plant electrical room ventilation device with a filtering function, which comprises an electrical room body, an air inlet fan, an air outlet fan, an air inlet box and a filtering mechanism, the side part and the top of the electrical room body are respectively provided with an air inlet and an air outlet, and the air inlet fan, the air outlet fan, the air inlet box and the filtering mechanism can exchange air and ventilate the interior of the electrical room body, so that the interior of the electrical room body is timely cooled. The air inlet end of the air inlet fan can be filtered through the filtering mechanism, so that the situation that outside dust and impurities enter the electrical room body along with the air inlet fan is reduced, the purification degree of the interior of the electrical room body is improved, and therefore ventilation and heat exchange of the interior of the electrical room body can be achieved; and external dust and impurities can be prevented from entering the electrical room body, and heat dissipation and protection of electronic equipment in the electrical room body are improved.

The invention discloses a crane electrical room and a fire monitoring system and method thereof.The fire monitoring system comprises a control module, an interaction module connected to the control module and a monitoring module connected to the interaction module, the control module is connected with a communication module, an alarm module, a purification module and a monitoring module, and the monitoring module is connected with a fire extinguishing module. The interaction module comprises a display unit and an identification unit, and the communication module is connected to an in-plant fire fighting system; according to the invention, the fire hazard in the electric room of the crane can be monitored in real time and accurately identified, when the monitoring module monitors the fire hazard, a signal is transmitted to the control module at the first time and is identified by the identification unit, and the alarm module synchronously gives an alarm to timely inform a worker, and when the identification unit identifies the fire hazard, the alarm module gives an alarm to timely inform the worker. The control module can control the fire extinguishing module to extinguish fire and purify air in the crane electrical room after fire extinguishing is completed, and a safe environment is created for maintainers to enter a site.

1. Name of the designed product: secondary line speed integrated module (PT cabinet). 2. Use of the designed product: used for electrical connection or signal connection in electrical room. 3. Design points of the designed product: in shape. 4. Picture or photo best showing the design points: perspective view 1.

The utility model relates to the technical field of central control self-starting of diesel generators, and discloses a central control self-starting system of an emergency diesel generator applied to a cement factory. The central control self-starting system comprises an electrical room dual-power emergency cabinet, an electrical room DCS cabinet, a central control room host computer, a master substation DCS cabinet, a master substation diesel generator and a master substation diesel generator low-voltage cabinet, and one end of the electrical room dual-power emergency cabinet is connected with factory equipment; one end of the electrical room DCS cabinet is connected with the other end of the electrical room dual-power emergency cabinet; one end of the central control room host computer is connected with the other end of the electrical room DCS cabinet; one end of the master substation DCS cabinet is connected with the other end of the central control room host computer; one end of the total substation diesel generator is connected with the other end of the total substation DCS cabinet; one end of the total substation diesel generator low-voltage cabinet is connected with the other end of the total substation diesel generator, and the other end of the total substation diesel generator low-voltage cabinet is connected with factory equipment.

The present application relates to a kind of unmanned wellhead platform upper module layout design method of deep water chicken eggshell formation, belong to the field of offshore oil engineering technology, comprising: fire wall is set on the upper portion of unmanned wellhead platform, and the both sides of the module of the upper portion of unmanned wellhead platform are divided into dangerous area and safe area;In the safe area, the first layer electrical room is divided into the left side of the first layer electrical room and the right side of the first layer electrical room;Helicopter deck is arranged above the second layer room;The lower edge of the upper module of unmanned wellhead platform is outwardly convex to form crane area, and crane is arranged in the crane area;By adjusting well slot spacing, production tree is arranged in the lower deck of the module of the wellhead of unmanned wellhead platform, double-layer production tree is improved into single-layer production tree, and upper deck production tree and its cover are cancelled.The present application solves the problem of mutual interference between cantilever beam of drilling ship and module equipment and facilities during drilling ship positioning and drilling operation under the condition of 100-meter water depth chicken eggshell formation.

The utility model discloses a simple device convenient for electrician indoor wiring, which relates to the technical field of indoor wiring, and comprises a base, the upper surface of the base is fixedly connected with a positioning column, one side of the positioning column is fixedly connected with a limiting pipe, and the surface of the inner ring of the limiting pipe is clamped with a ball bearing. A center shaft is inserted into the surface of the inner ring of the ball bearing, a clamping assembly is clamped to the outer surface of the center shaft, a separation supporting plate is clamped to one side of the positioning column, a first electric coil is movably connected to one side of the positioning column, and a second electric coil is movably connected to one side of the positioning column. And one side of the positioning column is movably connected with a third electric coil, one side of the first electric coil is fixedly connected with an electric wire, one side of the second electric coil is fixedly connected with an electric wire, and one side of the third electric coil is fixedly connected with an electric wire. By means of the clamping assembly clamped to the outer ring of the middle shaft, the sleeving opening formed in one side of the clamping assembly and the multiple supports, a user can conveniently and stably use and place the simple device.

The utility model discloses an electrical room wiring device, including a plurality of adjusting blocks, the top of a plurality of adjusting blocks all is equipped with the mounting groove, the inside of a plurality of mounting grooves all is equipped with first bidirectional screw rod, and the both ends of first bidirectional screw rod all extend to the outside of adjusting block through the inner wall of mounting groove, a plurality of the outer surface of first bidirectional screw rod all symmetry screw thread sleeve has two wire clamping plates, a plurality of the one end of first bidirectional screw rod all is equipped with the spline hole. In the utility model, through the innovative combination of modular adjusting block and linkage type clamping mechanism, effectively solved the two major technical defects of traditional wiring device: first, through setting up the symmetrical clamping plate of bidirectional screw rod drive in adjusting block top, forms the open type adjustable clamping structure, replaces traditional closed type positioning ring, makes the wire can through the lateral joint quick installation, especially adapts the one -hand operation demand of high altitude or narrow space.

The utility model discloses a positive pressure purging system which comprises a box body, and a pressure display chamber, an electrical chamber, a catalyst chamber and a mixing chamber are arranged in the box body; the conveying pipe is inserted into the pressure display chamber and is used for conveying external instrument air; the other end of the air inlet pipe penetrates through the pressure display chamber and is inserted into the electric chamber; the pressure control valve is communicated with the air inlet pipe; the output end of the purging pipe is connected with the other end of the air inlet pipe, and the two output ends of the purging pipe directly face the electrical room. The first communicating pipe is arranged between the electrical chamber and the catalytic chamber and used for communicating the electrical chamber with the catalytic chamber; the second communicating pipe is arranged between the catalyst chamber and the mixing chamber and is used for communicating the catalyst chamber with the mixing chamber; one end of the air outlet pipe is connected with the second communicating pipe, and the other end of the air outlet pipe sequentially penetrates through the mixing chamber and the pressure display chamber. According to the utility model, the purging channel is communicated with the external instrument air delivery pipe, and instrument air is adopted to purge the electrical chamber and the catalytic chamber, so that high efficiency and energy conservation are realized.

The invention relates to the technical field of intelligent electric rail locomotive structures, in particular to an intelligent electric rail locomotive structure suitable for a steel mill application environment, which is characterized by comprising a locomotive body, the locomotive body is of an outer corridor structure, and a frame is arranged at the bottom of the locomotive body; a lookout room I, a cab, an electrical room, a power battery room, a wind source room and a lookout room II are sequentially arranged on the upper side of the frame from back to front, and the lower side of the frame is connected with two groups of bogies through an integral locomotive linking device; the cab and the first outlook room are connected into a whole, and boarding ladders are arranged on the two sides of the first outlook room. The outlook room II and the wind source room are integrally connected into a whole; and boarding ladders are arranged on the two sides of the outlook room II. The requirement for wide view of a lookout room is met, wind, rain, dust and sun can be effectively prevented, and a safe and comfortable working environment is provided for operating personnel to operate the locomotive; the headlamp of the locomotive can be moved forwards, so that the illumination range of the headlamp is enlarged, and night operation is safer and more comfortable.