868results about How to "The installation process is simple and convenient" patented technology

The invention consists of non-self supporting containment bag used in conjunction with a dumpster container. The bag has a zipper or other sealable means, and a series of pick-up or attachment loops or handles may also be attached to the outer bag material. The bag may additionally have an internal lining to resist leakage of fluids or wet materials stored in the container.

An air-cargo container is equipped with a modular refrigerating unit, which is attachable into the container shell in substantially one piece. Preferably, a control unit for the modular refrigerating unit is also provided as one single module. The refrigerating unit comprises the entire enclosure of an airflow path around an icebox, and is preferably mounted at a small distance from the wall and ceiling of the container. Simple positioning elements facilitate the actual positioning and mounting procedure. The refrigerating unit preferably comprises sealing flanges which during mounting by the positioning elements automatically are fitted into elements at the container wall. A manufacturing method is also disclosed, which comprises mounting of modular units into a shell of an air-cargo container. The mounting is preferably performed by using positioning elements, which guides the modular units into the proper positions.

The invention provides a binocular shooting fire detecting and positioning device and a fire positioning method thereof. The binocular shooting fire detecting and positioning device consists of a binocular shooting unit, a binocular vertical angle adjusting device and a binocular horizontal angle adjusting device, wherein the binocular shooting unit comprises a transparent protective shell, and two cameras, a monocular translational adjusting device, a monocular horizontal angle adjusting device and an infrared distance measuring device which are arranged in the transparent protective shell. The fire positioning method based on the binocular shooting fire detecting and positioning device comprises fire detection, base line blind area detection, finding of fire source root, active focusing, acquisition of the deflection angle of a monocular camera, self-adaptive adjustment, acquisition of the deflection included angle and camera distance of the binocular shooting unit, computation of the three-dimensional coordinates of a fire source and sending of a fire extinguishing command. In the binocular shooting fire detecting and positioning device, a video fire detection function and an image type fire positioning function are integrated, so that fire can be positioned accurately and conveniently; and the binocular shooting fire detecting and positioning device is easy to install and operate. Due to the adoption of a self-adaptive adjustment design, the requirement of positioning accuracy at any place is met.

Disclosed are a building structure and a construction method. The building structure comprises upright columns, prefabricated plates or prefabricated frames and columnar connecting parts. Each prefabricated plate or prefabricated frame comprises reinforced beams or section crossbeams and embedded connecting parts, wherein the reinforced beams or section crossbeams are embedded in the prefabricated plates or prefabricated frames, and the embedded connecting parts are arranged at connecting joints for connecting the reinforced beams or section crossbeams; the columnar connecting parts are mounted at connecting joints of the prefabricated plates or prefabricated frames; the number of the columnar connecting parts is smaller than or equal to that of the embedded connecting parts; each embedded connecting part comprises a first positioning mechanism; each columnar connecting part comprises one to four second positioning mechanisms matching with the corresponding first positioning mechanisms in a one-to-one correspondence manner; and the first positioning mechanisms and the corresponding second positioning mechanisms are vertically connected in an inserted manner, and the columnar connecting parts are fixed with the one to four embedded connecting parts at the connecting joints. The building structure and the construction method have the advantages that various portions of the building structure can be mechanically assembled and disassembled, can be reused, and are convenient in assembly and disassembly, and the connecting joints are firm and reliable in connection and fine in load-carrying capability.

A non-self supporting containment bag used in conjunction with a dumpster container. The bag and liner each have a zipper, where the zippers are centered on the bag top, and in use, the bag top is usually inverted to access the interior of the bag.

The invention discloses a nuclear power plant pipeline leakage detection device and method based on distributed optical fiber temperature measurement. The nuclear power plant pipeline leakage detection device comprises a detection sensor unit, a signal receiving and transmitting processing unit and a data analysis and alarm unit. The detection sensor unit comprises an optical fiber and a fastening support, wherein the optical fiber is fixed to the portion above a high-energy pipeline through the fastening support. In the signal receiving and transmitting processing unit, a laser drive device is connected with the optical fiber through a wavelength division demultiplexer, the optical fiber is connected with the input end of a photoelectric detector through the wavelength division demultiplexer, and the output end of the photoelectric detector is connected with the input end of a signal processor. The data analysis and alarm unit comprises a PC terminal and an alarm indicator, wherein the output end of the signal processor is connected with the PC terminal, and the alarm indicator is connected with the PC terminal. The situation of high-energy pipeline system leakage in nuclear islands can be found in time, the leakage positions can be accurately positioned, the implementation foundation is provided for the leak-before-break design of the high-energy pipeline, and the safety of nuclear power plants is improved.

The invention consists of non-self supporting containment bag used in conjunction with a dumpster container. The bag and liner each have a zipper, where the zippers are centered on the bag top and the bag is constructed one piece of material.

The invention provides a hydraulic auxiliary drive system by adopting wheel hub motors and solves the problems that a traditional rear drive vehicle cannot meet power performance requirements on low-adhesion coefficient road surfaces and large-slope road surfaces, and the existing wheel hub motor hydraulic drive system cannot meet the requirement for high flow of wheel hub motors. The system comprises a hydraulic pump assembly, a control valve bank, a controller, a power take-off device, a power take-off device output shaft, a left front wheel, a left wheel hub motor, a right wheel hub motor, a right front wheel and a fuel tank. Reversing valves in the control valve bank are connected through a pipeline; the reversing valves in the control valve bank are connected with the controller through an electric circuit. According to the invention, a hydraulic pump is driven by the power take-off device, the working positions of the control valve bank are switched by the controller, thus multiple work modes are formed, and control fuel of hydraulically operated reversing valves is controlled by solenoid reversing valves, to control the work states of the wheel hub motors. Reliable work of the system can be guaranteed through the control valve bank, so that the requirement for the high flow of the wheel hub motors is met.

The invention discloses an LED tunnel lamp which consists of a lamp housing, a panel transparent lampshade, at least one LED light source module arranged inside the lamp housing, a reflecting shade at least provided with one installing hole for the LED light source module, an LED light source driver and a sealing ring, wherein, the lower opening of the lamp housing is fixedly sealed by the panel transparent lampshade (the sealing ring is filled in the lamp housing in a matching way, the joint thereof is bonded by glue water), therefore, a sealed cavity is formed between the lamp housing and the panel transparent lampshade; an installing groove is arranged on the internal top surface of the lamp housing, the LED light source module is arranged in the installing groove (the installation can be assisted by certain pasty heat transfer medium), the reflecting shade is positioned in the lamp housing and fixedly connected with the panel transparent lampshade, the LED light source module is positioned in the installing hole, and the LED light source driver is fixed at the inner lower part of the lamp housing. The LED tunnel lamp of the invention can obviously enhance the heat dissipation effect, prolong the service life of the lamp, and reduce the production cost.

The invention discloses a closed type hydraulic transmission system which solves the problem that impact pressure on a motor shell caused by high-pressure oil during status switching and a certain amount of pressure existing in a loop when a hydraulic motor does not work produce resistance on vehicle running. The closed type hydraulic transmission system comprises a power input mechanism, a hydraulic pump assembly, a hydraulic control valve set, a first hydraulic motor, a second hydraulic motor, a non-pressurization oil tank and a control unit. The power input mechanism is in mechanical connection with the hydraulic pump assembly which is in pipeline connection with the hydraulic control valve set, the hydraulic control valve set is in pipeline connection with the first hydraulic motor and the second hydraulic motor respectively, the first hydraulic motor is in mechanical connection with a load mass body of the first hydraulic motor, the second hydraulic motor is in mechanical connection with a load mass body of the second hydraulic motor, both the hydraulic pump assembly and the hydraulic control valve set are in pipeline connection with the non-pressurization oil tank, and the control unit is connected with the hydraulic pump assembly and the hydraulic control valve set through signal wires.

A real time traffic light control system is disclosed and belongs to the technical field of traffic. The system comprises a traffic light control system, a traffic information control center and a terminal user device. Intersection information is filmed via a high definition camera and transmitted to a traffic light controller for processing, on and off of the traffic light is controlled in real time according to processing information, work information of the traffic light control system is transmitted to the traffic information control center via a communication module, the traffic information control center is used for controlling the traffic light control system to work according to obtained information and providing service for a user through the terminal user device, and trip routes are designed for the user. According to the real time traffic light control system disclosed in the invention, on and off time of a traffic light can be controlled in real time via a video monitoring mode, connection between the real time traffic light control system and a traveler is built via the traffic information control center and the terminal user device, transit information of all routes is sent to the traveler, the trip routes are designed according to requirements of the traveler, road usage efficiency can be effectively improved, and waiting time can be reduced for the traveler.

The invention provides an optical fibre-LED coaxial connector comprising a front-end outer sleeve and a rear-end sleeve matched with each other to form a cavity; an LED base is arranged in the front-end outer sleeve; a condensing lens is mounted between the LED base and an optical fibre end portion; an optical fibre fixer is mounted in the cavity for fixing the LED base, the condensing lens and the optical fibre; the optical fibre fixer comprises a centering ring and a clamping ring; the LED is used as input of the condensing lens and the optical fibre is used as a conductor for outputting light rays; an LED chip, a radiator, a chip lead, an electrode lead and a reflecting bowl are packaged on the LED base; the reflecting bowl outputs light to the LED for alignment; the condensing lens focuses light rays into the optical fibre; the centering ring and the LED base are processed accurately to ensure the optical fibre and the LED chip coaxial, thereby effectively improving the coupling efficiency; in addition, the connector has simple and compact mechanical connection structure, and simple and convenient installation and disassembly.

The invention provides a three-phase load transfer device, comprising an input module, an input measurement module, a phase sequence adjustment module, a phase sequence display module and an output module, wherein the input module provides the input of the three-phase alternating current, and the input phase sequence of the three-phase alternating current is ABC; by measuring the levels of the current and the voltage of the three-phase alternating current which is input into the input module, the input measurement module judges whether the three-phase load is imbalanced or not; in order to provide three output phase sequences, namely ABC, BCA and CAB, the phase sequence adjustment module adopts three independent contactors for the three-phase current of which the input phase sequence is ABC; when the input measurement module detects the imbalance of the three-phase load by measurement, the operation of switching the output phase sequences is carried out, otherwise, outputting is carried out according to the original phase sequences; the phase sequence display module provides three indicator lights, and each indicator light corresponds to one of the three output phase sequences, namely the ABC, the BCA and the CAB, so as to display the current output phase sequence; and the output module outputs the three-phase alternating current into the load after the phase sequence adjustment module adjusts the phase sequences.

The invention discloses a display screen maintained from the front end. The display screen comprises a framework and at least two modules. The framework is provided with an installation position corresponding to each module, the shape and the size of the installation position are consistent with those of the module, and the installation position is used for placing the corresponding module. At least one side face of each module is provided with at least one raised fixed shaft, the installation position is provided with at least one groove adapted with the fixed shaft on a display surface of the display screen, and the grooves are respectively used for placing the fixed shafts. Each groove is also provided with a groove cover and a locking unit used for tightly locking and fixing the fixed shafts in corresponding grooves. The invention can be maintained from the front end, in addition, the display screen is simple and convenient to install, maintain and replace and is stable in installation.

The invention relates to a cabin thrust and foundation settlement real-time monitoring system and monitoring method for a wind turbine. At least one GNSS antenna and one GNSS receiver are mounted on each of draught fans, and base stations near the draught fans can provide differential data needed by precise positioning at the same time for the plurality of draught fans in a wind field. The whole system is simple and convenient to mount and maintain and can be also suitable for the wind field with a large installed capacity. The monitoring method is achieved by measuring displacement of the cabin. On the premise of relatively small wind loads of the draught fans, whether settlement or non-uniform settlement happens in the foundation or not can be monitored too by means of measured elevationand horizontal displacement changes of the cabin; the conventional pseudo distance difference technology is replaced by RTK technology, so that the positioning precision of the cabin can be improvedto centimeter level. As the settlement, which is in a commonly centimeter level, of the foundation of the draught fans is different from the displacement of the cabin subject to the wind loads, the measuring precision reaches the centimeter level, thereby providing a reliable guarantee for settlement detection. The system also monitors the displacement at high frequency in real time by applying the RTK technology.

The invention relates to a method, a device and equipment for identifying opening-closing states of axial doors. The method comprises the following steps: obtaining real-time data of three axles of ageomagnetic sensor; calibrating the real-time data according to preset calibration data to obtain calibrated data; calculating a magnetic intensity vector of a current space according to the calibrated data; comparing the size of the magnetic intensity vector of the current space with the size of a preset magnetic field intensity threshold; and identifying the opening-closing states of the axial doors based on comparison results. The identification equipment using the method provided by the embodiment is convenient and rapid in mounting process, accurate in identification results and high in practicability.

The invention belongs to the field of mechanical equipment state monitoring, and particularly relates to a large-caliber lubricating oil path online metal particle monitoring device and detection method. The device comprises a sensor; the sensor comprises a first magnetic pole, a large-caliber oil pipe outer side plane groove, a detection coil, a second magnetic pole and an excitation coil; oil liquid is guided to pass through a large-caliber oil pipe along a lubricating oil path system of mechanical equipment; the two magnetic poles of the sensor are attached to the outer side of the large-caliber oil pipe; the excitation coil on the sensor is connected with a direct-current power supply; the detection coil is arranged on the outer surface of the large-caliber oil pipe; and the detectioncoil is connected with a voltage signal acquisition device. A direct current is used for driving the sensor to generate an axial high-gradient static magnetic field as an excitation source, and the sensor is good in anti-interference capability; and compared with a traditional inductance sensor which adopts high-frequency excitation, a driving circuit is simple, and the tiny parameter change of the excitation coil does not cause the considerable change of a sensor output, so that the manufacturing precision requirement on the sensor is not high.

The invention provides a multi-split air conditioning system. The multi-split air conditioning system comprises an indoor unit, multiple outdoor units and super-cooling devices, wherein the multiple outdoor units are communicated with the indoor unit through pipelines after being connected in parallel, the super-cooling devices are detachably arranged on the pipelines, and the super-cooling devices are communicated with the indoor unit and the multiple outdoor units which are connected in parallel. The multi-split air conditioning system provided by the invention is provided with the multiple outdoor units which are connected in parallel, the super-cooling devices are detachably arranged on the pipelines, whether the super-cooling devices need to be arranged or not can be selected by a user according to self needs, and the super-cooling devices can be arranged in any positions on the pipelines; compared with a mode of arranging the super-cooling devices in the outdoor units in the prior art, the super-cooling devices are detachably arranged on the pipelines, on one hand, the using amount of the super-cooling devices is effectively reduced, the problem of resource waste is avoided, and thus the production cost of the multi-split air conditioning system is effectively reduced; on the other hand, the size of the outdoor units is effectively reduced, thus the conveying amount of the outdoor units is increased, and the conveying cost is reduced.

The invention relates to a solar flower box which comprises a solar cell panel, a light-emitting diode (LED) lamp strip, a base plate, a base side plate, an upper side plate and a connecting clamping column. The inner side wall of the flower box is provided with a baffle, the LED lamp strip is arranged in the baffle, and the side wall of the flower box corresponding to the LED lamp strip is provided with a light hole. The solar cell panel is arranged on the outer side of the flower box and electrically connected with the LED lamp strip. The upper end of the base side plate is connected with the beams, an arc-shaped connecting block is arranged between every two beams, the upper side plate is arranged between the base side plate and the beams, the upper end of the base side plate is provided with clamping heads, the side edges of the beams are provided with clamping grooves, and the base side plate is connected with the beams through the matching of the clamping heads and the clamping grooves. A connection mode between the base side plate and the connecting clamping column and a connecting mode between the beams and the arc-shaped connecting block are clamped connection. The upper side plate, the base side plate, the connecting clamping column and beams are made of aluminum alloy. The solar flower box has the advantage of immunization indication and is convenient to dismantle and install; and the solar flower box is made of aluminum alloy and is firm in structure and long in service life.