108results about How to "Does not affect maintenance" patented technology

The invention relates to a flight dynamic information data integrator and a processing method, belonging to the field of civil aviation technology. The flight dynamic information data integrator comprises a power-supply system, a microprocessor, an input control display unit, a communication unit, a data receiving unit, a data processing unit and a data storage unit; wherein, the data receiving unit is internally provided with a receiving process program module which can realize real-time physical reception of the transmitted data and executes data decompression, data source feature recognition and classification treatment to realize data interchange and share. The processing method of the integrator comprises dynamic information of production departments such as air traffic control (ATC), airports and airline companies are integrated into a platform database for supplying data service; standard flight information is formed by integrating the received related data of the flights and then stored in a data center; meanwhile, the integrative process is monitored, and the integration results are analyzed. The invention can realize data interchange and share, and provides complete, accurate and timely data service.

The invention discloses a heat pipe cooling system for a server cabinet. The heat pipe cooling system for the server cabinet comprises a first heat exchanger, a connecting pipeline and a second heat exchanger, wherein the first heat exchanger is arranged at a grid of at least one out of a front cabinet plate, a rear cabinet plate, a left cabinet plate and a right cabinet plate of the server cabinet, faces towards a hot air outlet and consists of a plurality of groups of heat pipes; the heat pipes are filled with refrigerant working media; the connecting pipeline is arranged between the first heat exchanger and the second heat exchanger; the refrigerant working media are subjected to circular evaporation-condensation gas-liquid phase transition between the first heat exchanger and the second heat exchanger through the connecting pipeline, so as to bring heat from the first heat exchanger to the second heat exchanger; and the second heat exchanger is arranged far away from the server cabinet, and exchanges the heat with an outside cooling system. According to the heat pipe cooling system for the server cabinet, the first heat exchanger for cooling a server is arranged at the grid of the cabinet plate of the server cabinet, so that the space of a server room is saved; and the first heat exchanger faces towards a hot air object directly for cooling, and the efficiency is improved.

A ventilating and noise-reducing apparatus for an indoor transformer is disclosed. The ventilating and noise-reducing apparatus comprises a ventilating louver and an axial flow fan used for performing ventilation and thermal dissipation to ensure a safe and stable operation of the indoor transformer, a multi-channel active control system used for the ventilating louver and mounted on the exterior of the ventilating louver, and a single-channel or multi-channel active control system used for the axial flow fan and mounted on the exterior of the axial flow fan. Due to the ventilating louver and the axial flow fan, the ventilation and thermal dissipation of the indoor transformer are ensured; and meanwhile, due to the active control systems, noise generated by the indoor transformer is restrained from radiating to the outside from the ventilating and thermal dissipating channels.

The invention provides a built-in metal vibrator vibration and noise reduction dynamic vibration absorber structure of a steel rail. The structure is arranged on the two sides of a steel rail web between two adjacent fasteners and comprises coating body protecting layers, elastic damping bodies and metal mass bodies. Each elastic damping body is tightly attached and fixed to the steel rail and comprises a first elastic damping body and a second elastic damping body which are stacked and fixed into a whole, wherein the hardness of each first elastic damping body is larger than that of each second elastic damping body. Each metal mass body is made of multiple wriggling wavy metal plates which are nested in the corresponding elastic damping body at intervals. Each coating body protecting layer covers the exposed face of the corresponding elastic damping body. By the adoption of the structure, on the premise that the requirement for the sufficient strength of a damping material is met, thedamping effective working area is increased in a wriggling mode, the vibration transmission attenuation rate is increased, the damping material has two different degrees of hardness so as to meet thevibration reduction requirements in different frequency ranges, rail traffic operation noise can be effectively reduced from the position of a noise source, and utilization of the structure does notaffect maintenance of rail traffic original infrastructures and rails.

The invention relates to a field special composite fire detector which is characterized in that the composite detector is formed by adopting an infrared sensor module and a CCD component, wherein the infrared sensor module is fixed on a mounting block through compression joint; the mounting block is fixed on a box body; the upper part of the mounting block is provided with an infrared transmitting quartz glass; the infrared transmitting quartz glass is fixed on the upper part of the mounting block through a compressing block; an electronic circuit board is fixed in the box body, and an electronic circuit is arranged on the electronic circuit board; a side part of the box body is provided with an inlet connector and an outlet connector; a rain shade is arranged on the upper part of the box body, while a tripod head is arranged on the lower part of the box body. The invention can be arranged in various devices in a severe field environment with a non-contact mode, can early and rapidly detect an early fire alarm caused by temperature, overheating, sparkle, self-ignition and other reasons of the early fire, can be automatically switched to a field camera and an image visual system for a watchroom identifying a fire artificially, and can automatically adjust warning temperature, heating-up speed and sensitivity of the field special composite fire detector according to the field situation.

This invention relates to a method for changing the unblocked cabinet adopted in traditional computer and its server into locked one to prevent harm dust does to computer, characterized in adopting present ceramic semiconductor refrigerator to supply cold source for blocked cabinet, temperature of cabinet used in computer and its server being controlled in the range of from 25Deg.C to 30Deg.C under the effect of controlling temperature circuit to make the computer and its server safely and stably work in clean environment and suitable temperature.

The invention discloses an on-line detection and rejection device for a cigarette packaging machine to reject cigarettes and belongs to the technical field of cigarette making machines. The on-line detection and rejection device comprises a detection belt, a drive motor, a baffle, a wedge-shaped stop dog, side plates arranged on two sides of the detection belt and a hollow-head detection sensor, wherein a motor output shaft and the drive shaft of the detection belt are connected by virtue of a driving belt; one end of the detection belt is positioned below the smoke outlet of a baiting hopper; the other end of the detection belt is provided with the baffle; the side plate on one side of the detection belt is provided with the wedge-shaped stop dog; the end part, adjacent to the baffle, of the wedge-shaped stop dog is provided with a rejection air tap; and the part, which corresponds to the wedge-shaped stop dog, of the side plate on the other side is provided with the hollow-head detection sensor. According to the on-line detection and rejection device, hollow-head cigarettes in the baiting hopper of a recovery plant can be detected and rejected to reduce waste in the cigarette package and improve the effective operation rate. In addition, a plurality of cigarettes can be simultaneously discharged so as to improve the detection and rejection efficiencies.

The present invention discloses an Internet website security architecture system, which comprises an external firewall, an internal firewall and at least one server in a DMZ. Wherein, the external firewall and the internal firewall are connected with the server in the DMZ in series. The external firewall divides an external zone and the DMZ to execute control over access of Internet to the DMZ. In addition, the internal firewall separates the DMZ and an internal zone to control access of the DMZ to the internal zone. The server provides Internet service. Based on configurations as above, the present invention a direct physical link between the Internet and an internal network, thus avoiding influencing Internet service supply, ensuring security of the internal network and having no impact on the internal network to maintain the server and update data.

The invention discloses a normal position zero gas back-blowing type CEMS (continuous emission monitoring system) probe on-line calibration method and device, and belongs to fume on-line continuous monitoring and calibrating. According to the device, a probe is not extracted, a probe measuring region is provided with a shield, pressure for providing a system for performing back-blowing is regulated through shielding the probe measuring region, excessive back-blowing is performed on the measuring region, and fume in the measuring region is evacuated; zero air is fully filled in a calibration pond, the zero creep calibration operation is performed on the system, the calibration pond is fully filled with range point standard air, and the range drifting calibration operation is performed; the calibration is finished, the calibration pond is filled with the zero air again; and finally, the shield in the measuring region is withdrawn, the compressed air back-blowing pressure is regulated, and the system is at a normal measuring condition. The normal position zero air back-blowing type CEMS probe on-line calibration method and device provided by the invention can perform completed original light path on-line calibration under the condition that the probe is not extracted in a measuring system, and a measuring light path and a calibration light path are completely consistent.

The invention discloses a mechanical defoaming device applied to a stirred tank reactor and belongs to the technical field of chemical machinery. The mechanical defoaming device comprises a hub and a paddle, wherein the center of the hub is a hollow cylinder; the periphery of the hub is provided with a cone frustum and has an included angle downwards; the section of the blade is a semicircular tube type groove, a symmetric parabolic groove or an asymmetric parabolic groove; 4-16 paddles are symmetrically arranged on the hub; the tail end of the paddle is provided with a downwards inclined liquid guide rail, so that the defoamed liquid is injected into the liquid level; the defoaming device is arranged on a stirring shaft in the tank and rotates along with the stirring shaft together; and the raising foam in the reaction kettle is captured by the paddle groove of the defoaming device and is pushed to the tail end of the paddle under the action of the centrifugal force. Because the hub and the paddle are downwards inclined, the foam facilitates the liquid film to discharge liquid in the motion process, and the film is compressed, sheared and crushed. A super-hydrophobic material is coated on the surface of the paddle, and the defoaming effect is improved. The paddle structure is simple, can be pressed and formed by the plates, can be manufactured into different specifications and sizes according to the requirements and is low in manufacturing cost.

The invention discloses a double-sleeper tamping device. The double-sleeper tamping device comprises a box body, a vibrating shaft, an inner clamping oil cylinder, an outer clamping oil cylinder, an inner picking arm, an outer picking arm, an inner side tamping pick, an outer side tamping pick, an air cylinder, check blocks, a guide pillar, and a supporting arm and oil tank assembly. The box body is at least formed by welding a middle body, a cross beam, end plates, outer supporting bosses, stop baffles and hanger plates. The distance between the center of an outer picking arm pin hole in the cross beam of the box body and the central line of the box body is equal to 600 mm +/- 20 mm. The supporting arm and oil tank assembly comprises a supporting arm, two oil tanks and a flywheel guard. The check blocks are arranged between the front end of a piston rod of the outer clamping oil cylinder and a cylinder cover of the outer clamping oil cylinder. The check blocks comprise fixed check blocks and reversible check blocks. Through the utilization of check blocks of different numbers, downward inserting position and clamping travel of the outer side tamping pick can be adjusted, and operation requirements of different sleeper intervals are met. The double-sleeper tamping device is reasonable in structure, and can not only meet station track operations, but also meet main track operations.

A method for irrigating the lawn at both sides of road includes dividing lawn into several irrigation regions, arranging a water container for each irrigation region, spreading drip irrigation tubes underground, and connecting the drip irrigation tubes with said water container. Its advantages are saving water, and beautifying city.

The invention discloses an automatic sampling device of a bucket-type lifter. The automatic sampling device comprises a sampling mechanism, a hydraulic push rod 7 and a programmable controller (PLC) control system. The sampling mechanism comprises a transmission connecting rod 10, a sampling arm transmission mechanism 4, a sampling bucket 3, an accommodating bucket 1 and the like. The sampling arm transmission mechanism 4 consists of a sampling arm 13 and a transmission piece in the sampling arm. The PLC control system comprises a PLC control cabinet 5, an approach switch I for accommodating a coal sample limit, an approach switch II for pouring out the coal sample limit and a hydraulic pump motor or a solenoid directional valve for controlling the contraction of the hydraulic push rod. APLC control circuit in the PLC control cabinet comprises a PLC, a panel operation button, an indicator and relays I and II for controlling the positive and passive rotation of the hydraulic pump motor or the reversion of the solenoid directional valve. The automatic sampling device is applied to a bucket-type lifter of a jigger in a coal preparation plant, is used for sampling coal samples, and can realize automatic and complete section continuous sampling. By the PLC control timing automatic sampling, the safety of operators can be ensured, accuracy is high and labor intensity is alleviated. The automatic sampling device is convenient to assemble and disassemble, and does not influence the overhaul operation for the bucket-type lifter.

The invention discloses an anti-rotating hydraulic cylinder piston rod displacement sensor mounting structure, and belongs to the technical field of hydraulic cylinders. A guide blind hole is formed in the axis position of the back end of a piston rod; the end part of the guide blind hole of the piston rod is fixedly connected with a middle guide ring; a guide rod is fixedly mounted in a cylinder bottom mounting through hole; the guide rod is a hollow rod, and penetrates through a polygonal hole in the center of the middle guide ring in a matching mode; a solid section is arranged at the inner end of the guide rod; an inner guide ring is fixedly mounted on the peripheral surface of the solid section; a displacement sensor is fixed on the outer side of the cylinder bottom; and a detecting rod in the displacement sensor is positioned in the guide rod. The main body of the hydraulic cylinder is not influenced by maintenance and replacement of the displacement sensor, so that the subsequent maintenance convenience and speediness are guaranteed; and the middle guide ring and the inner guide ring are used for matching with the guide rod, so that the guide blind hole of the piston rod needs no special machining process, the machining steps are greatly simplified, and the machining cost is reduced.

The invention provides a hexamethylene diamine synthesis reaction system. The system comprises a hexamethylene diamine loop reactor, a catalyst sedimentation tank and a catalyst circulation pipe. Thehexamethylene diamine loop reactor is internally provided with a flow guiding pipe, and the interior of the reactor can be divided a reaction area, a heat transfer area, a vapor-liquid separation areaand a liquid circulation area. In the catalyst sedimentation tank, reaction liquid from the hexamethylene diamine loop reactor enters a flow guiding device in the middle of the catalyst sedimentationtank and dispersed in the flow guiding device, entrained gas is released, a catalyst heavy phase and a hexamethylene diamine oil phase are separated, and the catalyst heavy phase is concentrated under the effect of a sedimentation block and used for recycling; a light phase obtains the hexamethylene diamine oil phase hardly containing catalysts. By adopting the catalyst circulation pipe and the function of cooling water in a jacket, the density of the liquid is increased, the normal decrease of the liquid in the circulation pipe is maintained, and the catalysts are recycled.

The invention discloses a ceiling type fresh air ventilator. The ventilator comprises a shell, an outdoor air inlet, an outdoor exhaust opening, an indoor air returning opening and an indoor air supply opening. A fresh air channel and an air returning channel are arranged in the shell in a crossed manner, the two ends of the fresh air channel are communicated with a fresh air filtering part and an air inlet draught fan, the fresh air filtering part is communicated with the outdoor air inlet, the air inlet draught fan is communicated with the indoor air supply opening, the two ends of the air returning channel are communicated with the indoor air returning opening and an air returning draught fan, and the air returning draught fan is communicated with the indoor air returning opening; a heat exchange core body is arranged at the crossing position of the fresh air channel and the air returning channel, the heat exchange core body internally comprises a fresh air hole way and an air returning hole way, the fresh air hole way and the air returning hole way are each formed by sequential alternative overlapping of a plurality of ventilation parts and a plurality of seal parts at intervals from bottom to top, and the fresh air hole way and the air returning hole way are not communicated. The fresh air ventilator has the higher heat exchange rate and the higher air purification rate, the structural design is exquisite, arrangement is reasonable, the service life is long, and the cost is low.

The invention discloses a station track double-sleeper tamping device, which comprises a box body, a vibration shaft, an inner clamping oil cylinder, an outer clamping oil cylinder, an inner pickaxe arm, an outer pickaxe arm, an inner tamping pickaxe, an outer tamping pickaxe, an air cylinder, stop blocks, a guide post, an outer support arm, an oil tank assembly and an inner support arm, wherein the box body is at least formed by a middle body, a cross beam, an end plate, an inner support lug boss, an outer support lug boss and a stop baffle plate through welding, the distance from the center of a pin hole of the outer pickaxe arm arranged on the cross beam of the box body to the center line of the box body equals 600mm+/-20mm, the outer support arm and the oil tank assembly comprise an outer support arm, two oil tanks and a flywheel cover, the inner support arm comprises an inner support arm body and a flywheel cover, the stop blocks are arranged between the front end of a piston rod of the outer clamping oil cylinder and the cylinder cover of the oil cylinder, the stop blocks comprise a fixed stop block and a turnable stop block, through using different numbers of stop blocks, the downward inserting positions and clamping strokes of the outer side stamping pickaxe are regulated, and the operation requirements of different sleeper spaces are met. The station track double-sleeper tamping device has the advantages that the structure is reasonable, the station track operation is met, and the main track operation is also met.

The invention provides a waste heat recycling system for semi coke production, and a use method thereof. The waste heat recycling system comprises: a combustion furnace; a connection mechanism; a steam through pipe; a fixing mechanism used for fixing a heat exchange column and connected to a connection shell; the heat exchange column; a heat insulating wall; a driving mechanism used for driving the sliding of the connection shell and connected between the connection shell and a fixed shell; a water inlet mechanism used for continuously feeding water into the heat exchange column so as to continuously generate water vapor, arranged in the fixed shell, and connected to the heat exchange column; an installing mechanism used for fixing the heat exchange column in the installation groove on thefixed shell and connected between the heat exchange column and the fixed shell; and a sealing mechanism. The waste heat recycling system of the present invention has characteristics of high waste heat utilization efficiency, good effect, and convenient maintenance and replacement of the heat exchange column.

The invention provides photovoltaic welding strip alloy solder and a preparation method thereof. The raw material of the photovoltaic welding strip alloy solder comprises tin-lead alloy, bismuth, indium, phosphorus, cerium, neodymium and germanium. According to the photovoltaic welding strip alloy solder, the bismuth, indium, neodymium, cerium, germanium, gallium, phosphorus and copper are added into the tin-lead alloy, the melting point of the photovoltaic welding strip alloy solder is effectively reduced, the oxidation resistance, welding tension, expansion rate and fluidity of the photovoltaic welding strip alloy solder are improved, and the generation of slag soil is reduced. According to the photovoltaic welding strip alloy solder, the yield of tin products is improved, the productivity of hot tinning products is improved, the wettability of tin plating solution is improved, and other physical and mechanical properties of tin plating products are not affected; and the preparationmethod is simple, the cost is low, the daily maintenance and curing of an existing equipment are not affected, the environmental protection requirements are met, and the working environment of the production site is not affected.

The present invention relates to applications of an ecological protective apparatus for concrete dam tops and dam slopes belonging to the field of dam body protection. The applications herein comprise the following steps: firstly determining a location for disposing a plant pipe based on the size and features of a concrete dam; then preparing a plurality of single-unit plant pipes, opening pores on the pipe wall every 30-40 cm, wherein for horizontal layout of a pipeline, circular pores of5-10 cm pore diameter may be opened, and for longitudinal layout, a recessed cut opening of 5-8 cm may be opened; casting organic soil to a single-unit plant pipe 5; combining single-unit plant pipes which are filled with organic soil to form a plant pipe channel at the places whereat a pipeline needs arrangement; planting or sowing seeds at the openings of the plant pipes which have been installed; greenizing the concrete dam tops and dam slopes through plant growth. The applications of the present invention achieve greening of the dam body, and at the same time do not impose influence on the safety of dam body.

The invention relates to an aluminum-plastic composite bag printing machine and a printing method of an aluminum-plastic composite bag. According to the printing machine and the printing method, an existing single-page planographic printing machine is modified as far as possible and additionally provided with a UV curing device, so that the aluminum-plastic composite bag printing machine is suitable for UV ink printing; an aluminum-plastic composite bag to be printed is adjusted, multiple aluminum-plastic composite bags are only pressed sealing edges but not cut, large space is reserved, and the page used for the single-page planographic printing is cut according to needs after being printed, so that the printability of the small-size aluminum-plastic composite bag in small batch production is guaranteed, the accuracy of printed position of a pattern is ensured, and the small batch production is achieved.

The invention provides a novel explosion-proof flame-retardant belting material for a cable, which comprises the following components in percentage by mass: 70-97% of a flame-retardant rubber materialand 3-30% of a framework material, and the framework material is a flame-retardant fiber mesh material with the strength of more than 25g/denier. The flame-retardant rubber material comprises a halogen-free flame retardant, liquid rubber, a filler, a chain extender and a catalyst. The framework material is controlled to be designed to be a flame-retardant fiber mesh type, good ventilation performance is achieved, air circulation is facilitated, heat generated by the cable in the operation process can be dissipated to the external environment in time, the temperature of the cable is reduced, and the service life of the cable is prolonged. By controlling the mass percentage of the halogen-free flame retardant in the flame-retardant rubber material to be 35-70%, the explosion-proof flame-retardant belting material can be instantly expanded and foamed under the action of open fire, thereby playing a good role in fire prevention and heat insulation on the internal cable and effectively protecting the cable from being damaged by fire accidents.

The invention discloses an intelligent-control liquid oxygen supply system and a mounting method thereof. The intelligent-control liquid oxygen supply system comprises a fixing support, liquid oxygenstorage tanks and a liquid supply pipeline component and is characterized in that the fixing support comprises a fixing plate and a limit rack component, the upper sides of the liquid oxygen storage tanks are clamped into the limit rack component, the liquid supply component comprises a liquid supply main pipe component and a liquid supply branch pipe component, and the liquid supply branch pipe component comprises a main branch pipe component and a standby branch pipe component. The mounting method includes the steps of a, mounting the liquid oxygen storage tanks; b, mounting a filter tank; c, mounting the liquid supply pipeline component; d, mounting a cleaning component. The intelligent-control liquid oxygen supply system has the advantages that continuous liquid oxygen supply can be achieved by the multiple liquid oxygen storage tanks, and the upper portions of the liquid oxygen storage tanks are limited and fixed through the limit rack component; meanwhile, by the main branch pipecomponent and the standby branch pipe component, the standby branch pipe component can be used when the main branch pipe component fails to guarantee continuous oxygen supply; the filter tank can filter and screen the supplied liquid oxygen to remove impurity particles in the liquid oxygen.

The present invention discloses one kind of soft floating roof tank for controlling the evaporating loss of light fuel oil. The technological scheme includes the first surface fluorating treatment of oil resistant hollow plastic products in different sizes and shapes and the subsequent throwing the treated plastic products into the oil storing tank, so that the plastic products can float to cover the oil surface, reduce the free evaporating surface area and inhibit the evaporating loss of light fuel oil. The present invention is suitable for various kinds of light fuel oil tank of different shapes.

The invention relates to a desulfurization wastewater depth treatment system by a vibrating membrane electrolytic chlorination combination method. The system comprises a module and a vibrating mechanism, a circular flat diaphragm is arranged in the module, reciprocating vibration of the diaphragm is achieved in a burdening manner, shear force is formed on a membrane surface, surface crystallization cannot be generated on the membrane surface, crystallized and un-crystallized salinity components pushed to a concentrated liquor opening and then discharged, the vibrating mechanism is arranged onthe lower portion of the module and used for generating reciprocating vibration and comprises a bottom vibrator, a torsion bar is arranged between the vibrator and the module, and the vibrator drivesa module part to vibrate through the torsion bar. The invention further provides a treatment method which is low in energy consumption and investment and high in reuse rate and automation degree and integrally use desulfurization wastewater resources by the latest technology.