142results about How to "Easy to install and implement" patented technology

This is a method used to produce long span spread chord truss. It contains: To weld the belly rod on the upper spread chord rod, put the formed upper chord rod on the wording platform, fix the two ends of this chord rod on the fixed seat, then connect lower end of the belly rod with cover joint pipe, and between two cover pipes beforehand put a lower chord steel pipe. The steel rope pierce through every joint cover pipe and every lower chord steel pipe, then to spread out the steel rope, on the steel rope at the spreading straight, state weld every lower steel pipe with every joint cover pipe, keep the steel rope spread out straightly, then loose the two ends of the upper chord rod from platform, then long span spread chord truss is finished.

A two-stage, omnidirectional vertical axis wind turbine includes a first chamber in which a plurality of angularly spaced horns guide wind from any side of the wind turbine into a chamber to rotate a first rotor. Wind exiting the first rotor passes through a diverter to produce laminar flow. A fan attached to the shaft intercepts this laminar flow to add additional torque to the shaft.

The invention discloses a system for realizing rapid payment based on a bank intelligent card, comprising an issuing bank host system (7), an accepting bank host system (6), an accepting terminal (5) and an intelligent card (4) having the function of rapid and safe payment, wherein the issuing bank host system (7) and the accepting bank host system (6) are connected through an interbank network, the accepting bank host system (6) and the accepting terminal (5) are connected through an external network of a bank, and the accepting terminal (5) and the intelligent card (4) are connected in a contact or noncontact type. The invention simultaneously discloses a method for realizing rapid payment based on the bank intelligent card. The invention overcomes the defects at the aspects of the payment speed, the communication cost and the safety risk of the traditional bank card during payment and has the advantages of rapid transaction, high safety and convenient implementation.

The invention discloses an internet of things gas wireless automatic remote-transmitting meter-reading system, and aims to provide a wireless gas automatic meter-reading system which is far in transmission distance, high in meter-reading efficiency, and less in personal investment, and capable of monitoring a meter running state in real time. The internet of things gas wireless automatic remote-transmitting meter-reading system is realized by the following technical scheme: an intelligent gas meter is in internet of things connection with an operator server in a mode of narrow band internet ofthings NB-IoT, a data collecting computer is loaded through an operator server, and the data collecting computer is capable of, through data collecting and data monitoring, analyzing and managing software, calculating gas charge according to a pricing standard of a gas company and providing a charging method. The data is transmitted to a database server through a computer network, a reminding short message is sent to a user or owner according to user registration information, and an inquired payment notice letter is displayed on a computer of each sales network of the gas company in a mode ofa network webpage, or corresponding information is displayed on a liquid crystal display of a user intelligent gas meter through a photoelectric or electromagnetic electronic device installed in theintelligent gas meter.

The invention relates to a contact-type advanced recycling system for the waste heat of low-temperature flue gas, and belongs to the technical field of the advanced recycling of the waste heat of the flue gas. The system comprises a contact-type advanced recycling subsystem for the waste heat of the low-temperature flue gas, a heat storage and water quality maintaining purification subsystem and a waste heat output utilization subsystem, wherein the contact-type advanced recycling subsystem for the waste heat of the low-temperature flue gas mainly comprises a water retaining condenser with a multifunctional fin, a water distributor, a contact-type spray tower and a spray pump; the heat storage and water quality maintaining purification subsystem mainly comprises a hot water sedimentation water storage tank, a drainage pipe, an overflow pipe, a circulating pump and an full-automatic water quality measuring control maintainer; and the waste heat output utilization subsystem mainly comprises a plate-type heat exchanger and a water feeding pump. By utilizing the contact-type advanced recycling system, the sensible heat of the flue gas is recovered, and a large amount of water vapor latent heat in liquid and gas fuel flue gas is also recovered; therefore, the contact-type advanced recycling system has the effects of washing and purifying the flue gas and the effects of washing and weakening acid corrosion on equipment and flues.

The invention relates to a Fe-based shape memory alloy insert for repairing cracks, splits, damages, holes and other defects of mechanical members, and the manufacturing method and application thereof. The chemical components of the Fe-based shape memory alloy insert (mass percentage) are as follows: Si 3.0-6.0, Mn 4.0-30.0, Cr 0-18.0, Zr 0-5.0, Nb 0-6.0, Ti 0- 5.0, V 0-5.0, C 0.01-0.20, and Fe and impurity in balance. The insert is prepared by smelting in a vacuum induction smelting furnace and stretching at room temperature. The inserts each contracts to apply a tension force on the matrix at two sides of the inserts, thereby closing the crack and split. The invention has the advantages of simple and feasible process, steady action, uniform stress on each insert, and no risk of relaxation and leakage at high temperature.

A retractable bimini top device is disclosed for automated operation and mounted attachment to an existing rooftop member set over the deck of a boat. The inventive device includes a U-shaped support frame having respective side legs adapted to travel longitudinally through a pair of housing tube members disposed in parallel and mounted beneath the rooftop member. The side legs of the U-shaped frame are coaxially fitted within the housing tube members and made to travel together in unison through the respective tube members, each upon a lead screw that is driven by a reversible motor electrically powered and mounted at the end of each tube. A canvas cover attached along its outer end to the transverse portion of the U-shaped frame is stored in a rolled-up state about a spring-loaded roller mounted transversely between the housing tube members so that the canvas cover may be extended in a substantially horizontal manner and retracted as the side legs of the support frame are moved in alternate linear directions through the housing tube members.

The invention discloses a device and method for detecting vehicle collision rolling over and automatically calling for help. The device comprises a vehicle-mounted front end, a communication network and a monitoring terminal. The vehicle-mounted front end comprises an MCU, an acceleration sensing unit, a vehicle state monitoring unit, a BD/GPS receiving unit, an input and output module and a GPRS module. The monitoring terminal comprises a plurality of client sides for performing monitoring, and the vehicle-mounted front end is connected with the monitoring terminal through the communication network. The types, the serious degree and the direction of a possible driving fault are preliminarily judged by utilizing variation between the acceleration subjected by a vehicle when the fault happens and the acceleration subjected by the vehicle under the normal condition according to the happening duration, the direction, the degree, the changing history and characteristics of the variation. The problems that a traditional vehicle-mounted device cannot give an alarm remotely, and data collecting and data analyzing cannot be carried out when an accident happens are solved.

The invention discloses an agriculture environment monitoring control system. The system comprises sensing nodes, control nodes, wireless transmission nodes, a wireless central transmission node, a monitoring system server, a display module, a wireless communication module, a mobile terminal device and a network data server. The wireless central node transmits data acquired by each sensing node of the system to the monitoring system server through the wireless transmission nodes and sends the control instruction of the monitoring system server to the corresponding control modes through the wireless transmission nodes. The display module displays the state and the parameter value of each node. The monitoring system server transmits the state and the parameter value of each node to the mobile terminal device through the wireless communication module, receives the control instruction of the mobile terminal device, and sends the control instruction to the corresponding control modes through the wireless transmission nodes. The monitoring system server and the network data server share information of the whole system. According to the invention, the growth environment of crops is monitored and controlled in real time, and a guarantee is provided for scientific plantation.

The present invention provides a coalescence principle-based oily-water separating device and method. The device is in a horizontal type structure, and comprises a barrel and a connector, wherein a raw material liquid inlet is formed in one side of the top of the barrel; an oil phase outlet is formed in the other side, opposite to the raw material liquid inlet, of the barrel; a corrugated plate coalescer and a screen mesh coalescer are arranged in the barrel from one side, in which the raw material liquid inlet is formed, of the barrel in sequence; a first-level drain outlet is formed in the bottom of the barrel, between the corrugated plate coalescer and the screen mesh coalescer; a water phase outlet is formed in one side, opposite to the raw material liquid inlet, of the bottom of the barrel; a second-level drain outlet is formed in the bottom of the barrel, between the screen mesh coalescer and the water phase outlet; the screen mesh coalescer is formed by weaving at least two materials with different surface free energy. In the present invention, by improving the screen mesh coalescer, the coalescence rate of oily-water drops can be increased during a capturing process, and further the oily-water separating effectiveness is improved; at the same time, the device is simple in structure, small in size and low in operation cost.

The present invention relates to a scientific instrument working state monitoring method based on control computer. It is composed of three portions of sate data acquisition, state data processing and data telecommunication terminal. Said state data acquisition portion adopts a multimode combined detection method based on mouse keyboard hook, software interface characteristics, journal file and communication interface data flow. It is characterized by utilizing detection for control software and control computer to obtain working state of instrument. The state data processing portion is used for processing state data into unified format. The data telecommunication terminal can be used for sending data into remote monitoring server, and the communication mode of said data telecommunication terminal and control computer has RS-232, USB and TCP/IP, and the telecommunication mode includes ADSL, LAN, WLAN, GPRS and CDMA.

The invention provides a train integrity checking system based on wireless communication, satellite navigation and inertial navigation. The train integrity checking system comprises a train head positioning unit and a train tail positioning unit. The train head positioning unit comprises a first automatic train defense system, a first CPU, a first satellite navigation device, a first inertial navigation device and a first wireless communication device. The first CPU is connected with the first automatic train defense system, the first satellite navigation device, the first inertial navigation device and the first wireless communication device in a communication manner. The train tail positioning unit comprises a second automatic train defense system, a second CPU, a second satellite navigation device, a second inertial navigation device and a second wireless communication device. The second CPU is connected with the second automatic train defense system, the second satellite navigation device, the second inertial navigation device and the second wireless communication device in a communication manner. The first satellite navigation device and the second satellite navigation device are used for acquiring the position data of the two ends of a train.

The invention provides a hand-pulling back rubbing machine. The machine comprises a heavy hanging object, a fixed pulley, a fastening nail, a fixed base, a back rubbing frame, a square guide rail, a movable pulley, a round guide rail, a back rubbing towel rack, a tension spring, a stainless steel cover and a traction rope, wherein the square guide rail is matched with the back rubbing frame to achieve height adjustment of the back rubbing frame, the round guide rail is matched with the back rubbing towel rack, the heavy hanging object is matched with the tension spring through tail end pulling, so that reciprocating of the back rubbing towel rack is achieved, and then effective back rubbing is achieved. The machine is easy to install and implement and small in occupied space. Height can be adjusted freely, back rubbing towel can be replaced so that requirements of different crowds can be met, and safety and energy efficiency are improved through hand pulling; the machine has the advantages of being easy to manufacture, low in cost, convenient to use, safe and effectively.

The invention provides an alternate current/direct current voltage transducer. The alternate current/direct current voltage transducer comprises one or more sensing devices, signal conditioning devices and a central processing unit, the sensing devices are in multi-layer structure that is formed by alternately overlapping of metal plates and insulation plates, the sensing devices comprise at least two metal plates and the insulation plates that are arranged between the two metal plates, and the sensing devices are not in contact with a to-be-detected part and arranged along the extending direction of the to-be-detected part. The signal conditioning devices are connected with the two metal plates of the sensing devices respectively, and conditioning is performed on voltage signals that are obtained by the metal plates. The central processing unit is connected with the signal conditioning devices and signals that are output by the signal conditioning devices are subjected to sampling and data processing and converted to voltage values of the to-be-detected part. The sensing devices are installed at positions in a certain distance around the to-be-detected part, hot-line work can be achieved, mounting is convenient, the to-be-detected part senses that the two metal plates are charged, the voltage values of the to-be-detected part are obtained through detection of potential difference of the two metal plates, the processing method is simple, and the sensing devices are simple in structure, convenient to produce and excellent in performances.

The invention discloses an ink-return stamp, a round stamp (1a), a stamp pad (2) and a close cover. The stamp (1) or the round stamp (1a) comprises at least one upper portion and one lower portion (3, 4) which can move oppositely, and a printing plate carrier (9) which is mounted in the lower portion (4) in a pivoted manner. The printing plate carrier comprises a fastening element (9a) capable of accommodating a printing plate (10). The printing plate carrier (9) is provided with a receiving device (18) for a stamp pad (2), and the printing plate carrier (9), especially the fastening element (9a), is not rectangular or square in shape. The printing plate carrier (9), especially the fastening element (9a) is round in shape. The lower portion (4) comprises at least one flat linear receiving side (19) comprising the receiving device (18) used for the stamp pad (2) and the at least one receiving side is arranged at an angle of 90 DEG relative to a contact surface (20). The printing plate carrier (9) is located with the contact surface (20) in a range of 80 DEG-135 DEG, especially 90 DEG, at a stationary position (5) and can move to an operation position (6) from the stationary position (5) to produce a pressing mark (8).

The invention relates to a machine tool spindle taper hole repair device and a machine tool spindle taper hole repair method, and belongs to the technical field of repairing of a machine tool. In therepairing process, the machine tool is started to rotate a spindle of the machine tool; secondly, a driving motor of a grinding device is started, a grinding wheel rod rotates around its own axis, then the grinding wheel rod is driven to move and feed in the axial direction of the grinding wheel rod through a driving mechanism of a workbench, and the repairing of a spindle taper hole of the machine tool is completed through the above three composite motions. By adopting the repairing mode, the repairing precision is mainly ensured by the horizontal precision of the bottom surface and the taperprecision of the upper inclined surface in the manufacturing and machining process of a base, so that the phenomenon that the spindle taper hole with serious abrasion is used as a reference is avoided, the spindle taper repairing precision effect can be effectively guaranteed to reach the expected requirement, and installation and implementation are convenient.