42results about How to "Safe to install and use" patented technology

The invention belongs to the technical field of hoisting and movement of equipment, and in particular relates to a portable heavy electrical equipment carrier. The electrical equipment carrier comprises fixed supporting legs and a cross beam, wherein the bottoms of two ends of the cross beam are respectively connected with the fixed supporting legs. The electrical equipment carrier is characterized in that: the cross beam is provided with a hoisting device. Telescopic supporting arms are arranged in the fixed supporting legs; the top of the cross beam is provided with a reinforcing rib, and the bottom of the cross beam is provided with a transverse moving guide rail; the hoisting device comprises a transverse moving trolley and a chain block; a sliding device is arranged at the bottom of the fixed supporting legs, and the sliding device comprises a framework, a rotating shaft and a bearing wheel; and a supporting bar transversely passes through the framework, one end of the supporting bar is arranged in the framework, and a sliding body is arranged at the other end of the supporting bar. The carrier can be used for installing heavy electrical equipment and installing large equipment at other positions, and is simple in structure, convenient and safe in installation and use and fast and labor-saving in construction.

This invention relates to a passenger car carried information collection and process device containing a shell and an electronic CB mounted in the shell, in which, a passenger sensor is installed on the doorcase of the car connected with the CB, which is composed of a microprocessor, a nonvolatile storage, a keyboard display interface circuit, a programmable logic device, a photoelectric coupling circuit, a locating information receiving module and / or real time clock circuit, a mileage pulse signal circuit, a cell phone short message module and / or mobile storage read module and interfaces of open or close signals and passenger sensing signals, in which, the information of the passenger numbers, time and stops is processed then transferred to the computer center, which combines the data of them with those stored in the background database to compute the money should be got that day or that shift automatically to increase the management level of passenger transport.

The invention relates to an electricity-larceny-preventing method and system for a power distribution line. The system comprises a plurality of electricity-larceny-preventing devices and a monitoringcenter and is characterized in that the electricity-larceny-preventing devices are arranged on the power distribution line and used for collecting currents at the positions where the electricity-larceny-preventing devices are located and outputting real-time current values, and the power distribution line includes F branch-free power distribution lines; the monitoring center is used for receivingand processing the real-time current values and comprises an input device, a receiving module and a judging module; the input device is used for inputting the total number of the branch-free power distribution lines; the receiving module is used for receiving the real-time current value output by each electricity-larceny-preventing device; the judging module sequentially compares the real-time current values of every two adjacent electricity-larceny-preventing devices from the Kth branch-free power distribution line and gives out an alarm when the two real-time current values are not equal toeach other; when the real-time current values output by all the electricity-larceny-preventing devices on the Kth branch-free power distribution line are compared, the judging module starts comparingthe real-time current values of the adjacent electricity-larceny-preventing devices on the next branch-free power distribution line; when K< / =F, the circulation is started from the Kth branch-free power distribution line again. The electricity-larceny-preventing method and system is scientific and simple and reliable to implement.

The invention relates to an early warning method and a method for avoiding adjacent well bores of oil-gas well drilling from colliding, the early warning method of the invention main comprises the following steps: firstly, respectively mounting acceleration sensors on a positive well drilling and adjacent well cannulas which are possible to collide, secondly, processing vibrating signals which are induced by various acceleration sensors, and sending to a synchronous data gathering instrument, thirdly, leading the synchronous data gathering instrument to synchronously adopt vibrating data of various speed sensors in real time, and sending to a computer, fourthly, analyzing whether the analysis and judgment of a software to vibrating data has well pores colliding danger or not through vibrating data which is embedded by a computer, fifthly starting an alarming system according to the analyzing and judging results. The method can finally judge out that which adjacent well pore has a collided danger, and can alarm in time, thereby effectively lowering a danger of drilling through an adjacent well cannula. The method can be widely applied in various oil-gas well drilling processes.

A fastening installation structure of a suspended ceiling decorative panel, which includes a light steel keel or a triangular keel fixed on the top of the suspended ceiling, at least two sides of the suspended ceiling decorative panel are respectively fixedly connected with the light steel keel or a triangular keel, and the light steel keel Fasteners are provided on the keel or triangular keel, and installation holes are correspondingly provided on the side of the ceiling decoration board, and the fasteners are tightly connected with the installation holes of the corresponding ceiling decoration board; the fasteners can be pull hooks One end of the pull hook is hooked on the triangular keel or light steel keel, and the other end of the hook is inserted into the corresponding installation hole on the corresponding ceiling decoration plate to realize the installation and connection; the fastening The fastener can also be two n-shaped downward folds; the fastener can also be composed of two U-shaped pieces arranged oppositely; it has the advantages of simple structure, convenient installation and use, safe and reliable use, and can make the ceiling decorative board It has the characteristics of firm installation with light steel keel or triangular keel.

The invention discloses a solar heat boosting type marsh gas tank, which comprises a tank body and a heating device. The tank body is made of glass-reinforced plastic material, and is put on the ground, a feeding opening and a gas guide pipe are arranged at the top part of the tank body, the part under the feeding opening is arc shaped, a discharging opening is arranged at the lower part of the tank body, both the feeding opening and the discharging opening are sealed by sealing covers, the heating device is a solar thermal collector installed on one side of the tank body, a heat conducting hole is arranged on the solar thermal collector, a heat conducting pipe is arranged in the tank body, and the heat conducting hole is connected with the heat conducting hole in the tank body. The invention has the advantages that the temperature in the tank body is raised quickly, the gas yield is high, the energy is saved, the structure is simple, the storage is easy, and the installation and the operation are convenient and safe.

A fastening installing structure for a ceiling decoration plate comprises a light steel keel or a triangular keel fixed on top of a ceiling. At least two sides of the ceiling decoration plate are fixedly connected with the light steel keel or the triangular keel respectively, a fastener is arranged on the light steel keel or the triangular keel, an installing hole is formed in the lateral side of the ceiling decoration plate correspondingly, and the fastener is fastened with the corresponding installing hole in the ceiling installing plate. The fastener can be a pull hook, one end of the pull hook is hooked on the triangular keel or the light steel keel, the other end of the pull hook penetrates the installing hole in the corresponding ceiling decoration plate, and installing and fixed connection are achieved. The fastener can also be two downward folding edges of an n shape. The fastener can also be formed by arranging two U-shaped pieces oppositely. The structure is simple, convenient to install and use and safe and reliable to use and enables installation between the ceiling decoration plate and the light steel keel or the triangular keel to be firm and the like.

The invention relates to a double-membrane microelectrostatic precipitator, and relates to the field of special equipment for ultra-low-emission of particulate matter. A primary dust capturing section comprises a primary three-dimensional mass transfer liquid collecting disc, a primary membrane micro-electrocoagulation layer and a primary membrane distributor, and the primary membrane micro-electrocoagulation layer is arranged above the primary three-dimensional mass transfer liquid collecting disc; the primary membrane distributor is arranged above the primary membrane micro-electrocoagulation layer, and a secondary dust capturing section is arranged above the primary membrane distributor; the secondary dust capturing section comprises a secondary three-dimensional mass transfer liquid collecting disc, a secondary membrane micro-electrocoagulation layer and a secondary membrane distributor, and the secondary membrane micro-electrocoagulation layer is arranged above the secondary three-dimensional mass transfer liquid collecting disc; the secondary membrane distributor is arranged above the secondary membrane micro-electrocoagulation layer. By adopting a combination structure of special fillings and special three-dimensional mass transfer liquid collecting discs, and special spraying, and a simple combination with dehumidification equipment, the comprehensive environmental protection and emission reduction effects of gravity dust removal, inertial dust removal, cyclone dust removal and the like, which cannot be achieved by the traditional dust removal process, can be achieved.

The invention discloses a large vehicle shipping crawling ladder. The left projection and the right projection of the crawling ladder are triangles with the same shape and size, the crawling ladder comprises two sets of crawling ladder frameworks, supporting steel plates, connecting rods, leveling mechanisms and anti-skid steel bars, and the two sets of crawling ladder frameworks are arranged in parallel and connected through the connecting rods. The crawling ladder frameworks are formed by fixedly connecting cross beams, longitudinal beams and stand columns, the supporting steel plates are fixed to the tops of the crawling ladder frameworks, the gradients of the supporting steel plates are 12 degrees, the multiple groups of leveling mechanisms are symmetrically fixed to the bottoms of thetwo sides of the crawling ladder frameworks, and the anti-skid steel bars are parallel to the short edges of the supporting steel plates and are evenly fixed to the supporting steel plates. The shipping crawling ladder is simple in structure, high in stability and capable of achieving rapid butt joint with large vehicles, is provided with the leveling mechanisms, and is capable of adapting to various road conditions and wide in application range.

The invention relates to a double-membrane microelectrostatic precipitator, and relates to the field of special equipment for ultra-low-emission of particulate matter. A primary dust capturing section comprises a primary three-dimensional mass transfer liquid collecting disc, a primary membrane micro-electrocoagulation layer and a primary membrane distributor, and the primary membrane micro-electrocoagulation layer is arranged above the primary three-dimensional mass transfer liquid collecting disc; the primary membrane distributor is arranged above the primary membrane micro-electrocoagulation layer, and a secondary dust capturing section is arranged above the primary membrane distributor; the secondary dust capturing section comprises a secondary three-dimensional mass transfer liquid collecting disc, a secondary membrane micro-electrocoagulation layer and a secondary membrane distributor, and the secondary membrane micro-electrocoagulation layer is arranged above the secondary three-dimensional mass transfer liquid collecting disc; the secondary membrane distributor is arranged above the secondary membrane micro-electrocoagulation layer. By adopting a combination structure of special fillings and special three-dimensional mass transfer liquid collecting discs, and special spraying, and a simple combination with dehumidification equipment, the comprehensive environmental protection and emission reduction effects of gravity dust removal, inertial dust removal, cyclone dust removal and the like, which cannot be achieved by the traditional dust removal process, can be achieved.

The invention discloses an inverted U-shaped tube differential pressure gauge, which comprises a base and a bracket. The bracket is installed on the base. The inverted U-shaped tube is fixed on the front of the bracket through a clamp. Both sides of the inverted U-shaped tube are symmetrically arranged with stop valves. , a three-way valve is installed below the stop valve; one branch of the three-way valve is connected to the inverted U-shaped pipe, and the other two branches are respectively connected to the discharge port and the test interface; a ball valve is installed at the discharge port, and a Net plug; a scale is set on the bracket; the inverted U-shaped tube is made of plexiglass. The present invention also provides a method for using the inverted U-shaped tube differential pressure gauge. The present invention can use clear water or other liquids as the medium, has no influence on the environment and the pipeline, and at the same time increases the anti-pressure value of the inverted U-shaped pipe, ensuring safe use, convenient installation and use, high precision and small error; adopts vertical design , It is not in direct contact with the measured pipeline during measurement, and will not be affected by the vibration of the pipe wall. It is suitable for accurately measuring the low pressure difference of high pressure pipelines.

A fixing device arranged on the crossbeam of a workshop crown block is characterized in that the fixing device comprises two rod members, and a connecting device that connects the two rod members; each rod member is provided with a hole or a circular ring, the two ends of the connecting device are both provided with a hook-shaped structure, the two hook-shaped structures of the connecting device are connected to the holes or circular rings of the rod members, and the hook-shaped structures can rotate relative to the holes or circular rings. The provided fixing apparatus has the following advantages: through the fixing device, heavy articles can be conveniently hung on the crossbeams in a building or a vehicle and at the same time the crossbeam will not be damaged; moreover, the structure of the fixing apparatus is simple, the cost is low, and installation and application are both very convenient.

The invention relates to a high-power contactless module switch, which solves the problems of electric energy waste, high system cost and unsafe use. The high-power contactless module switch is structurally characterized in that a wire incoming terminal, a wire outgoing terminal, and a current and working state indication lamp connected with a controller are arranged on a circuit board in a box body; a wire connecting terminal is arranged on the circuit board below the wire incoming terminal; a control circuit comprises the controller, a trigger, a zero-passage detector and a high-power silicon-controlled switch; the controller is connected with the wire connecting terminal and an external control room and is also connected with a rectifier, the trigger, a protector and a temperature control switch respectively; the rectifier is connected with the wire connecting terminal; the trigger is connected with the rectifier and the zero-passage detector via a common terminal; the trigger is connected with the zero-passage detector and the high-power silicon-controlled switch respectively; the high-power silicon-controlled switch is connected with a fan via the temperature control switch; an electric energy recoverer is connected with the high-power silicon-controlled switch. The high-power contactless module switch disclosed by the invention is convenient and safe to install and use, low in cost and easy to produce, and has the effects of energy conservation and environment protection.

An articulated limiting and positioning device comprises a positioning support and a positioner. The positioning support comprises a positioning support body and a connection dual lug, the middle section of the positioning support body is in a 'T'-shaped structure, the upper end of the positioning support body is in a hoop structure, the lower end of the positioning support body is in a cylindrical structure, and the center of the cylindrical structure is vertically provided with an internal threaded hole. A threaded dowel penetrates a through hole in the end of the connection dual lug to mount the connection dual lug in the internal threaded hole, and the connection dual lug is hinged to the lower end of the positioning support body and capable of rotating horizontally. A single-lug positioning hook is fixedly connected to the rear end of the positioner and hinged to the connection dual lug through a connection dowel, and a limiting block is arranged in the middle of the positioning support body. A connection structure of the positioning support and the positioner is changed by replacement of a simple hook-ring structure with a hinge structure formed by connection of the connection dual lug, the single-lug positioning hook and the dowels, and accordingly a function of adjusting horizontal deflection and vertical lifting of the positioner can be realized, and great convenience and high reliability in production, mounting, adjustment, maintenance and operation are achieved.

The invention discloses a flexible contour light capable of being tailored, which comprises at least one flexible light body core wire arranged along the longitudinal direction, at least one metal conducting piece capable of being connected between a power source and a luminous body is arranged in the core wire along the longitudinal direction, a light body hole accommodating the luminous body is arranged in the core wire, the luminous body is arranged in the light body hole, a light-transmitting flexible light refraction layer is arranged on at least one surface of the periphery of the light body core wire along the longitudinal direction, the light body core wire and the light-transmitting flexible light refraction layer are integrally combined through a covering layer, at least one directional surface of the covering layer in the horizontal direction is a luminous surface, the bottom surface of a light body is formed by two lower side faces arranged along the longitudinal direction, and the two lower portion side faces form an included angle of 20 degrees to 160 degrees. Installing grooves are arranged on the two side faces along the longitudinal direction. Accordingly, the flexible contour light has the advantages of being convenient to use, low in cost, safe, attractive in appearance and capable of being used for decoration of building corners.

The invention discloses a 200kN level rigid insulated pull rod for ±1100kV UHV DC transmission line, which includes a rod body, a connector one and a connector two. A hollow tube made of epoxy resin and insulating fiber, filled with a foam core inside, and equipped with a sheath outside, the sheath is in close contact with the body, the two ends of the rod body are respectively threaded with the first connector and the second connector, and one end of the first connector The other end of threaded joint 1 is provided with bolt hole joint 1, one end of connector 2 is provided with threaded joint 2, and the other end is provided with bolt hole joint 2 corresponding to bolt hole joint 1, and the two ends of the rod body are provided with external threads. The rod body of the invention has the characteristics of light weight and high breaking force. The invention is convenient and safe to install and use, greatly improves the breaking force of the rod body, reduces the weight and diameter of the rod body, and increases the service life and safety of use.

The invention belongs to the technical field of hoisting and movement of equipment, and in particular relates to a portable heavy electrical equipment carrier. The electrical equipment carrier comprises fixed supporting legs and a cross beam, wherein the bottoms of two ends of the cross beam are respectively connected with the fixed supporting legs. The electrical equipment carrier is characterized in that: the cross beam is provided with a hoisting device. Telescopic supporting arms are arranged in the fixed supporting legs; the top of the cross beam is provided with a reinforcing rib, and the bottom of the cross beam is provided with a transverse moving guide rail; the hoisting device comprises a transverse moving trolley and a chain block; a sliding device is arranged at the bottom of the fixed supporting legs, and the sliding device comprises a framework, a rotating shaft and a bearing wheel; and a supporting bar transversely passes through the framework, one end of the supporting bar is arranged in the framework, and a sliding body is arranged at the other end of the supporting bar. The carrier can be used for installing heavy electrical equipment and installing large equipment at other positions, and is simple in structure, convenient and safe in installation and use and fast and labor-saving in construction.

The invention belongs to the field of house buildings and particularly relates to an integrated mobile house. The integrated mobile house comprises a house body formed by a wall part and a roof part. The wall part is made of boards and serves as a whole to form a pure shear wall structure for bearing the roof part. The wall part comprises house peripheral wall boards and partition walls located in the house. Bearing cross beams are arranged between the peripheral wall boards or between the peripheral wallboards and the partition walls or between the partition walls. The wall part forms the bearing structure of the roof part, all the wallboards forming the wall part have the shear wall function, the situation that bearing columns need to be additionally arranged, so that the area in the house is occupied is avoided, and the integrated mobile house is simple in structure and easy to install.