60results about How to "Solve the problem of difficult installation" patented technology

The invention provides a mounting method and device with acoustic emission sensor recycling capacity. The method comprises the following steps: a, an acoustic emission sensor is fixed in a cavity of a recovery device by a fixing claw; b, the recovery device is mounted in a drill hole, and the front end of a waveguide rod arranged in the recovery device extends deeply into a coal-rock mass body in front of the hole bottom; and c, after monitoring, the sensor is taken out from the rear end of the cavity of the recovery device, and sensor recovery is finished. The specially designed acoustic emission sensor recovery device is used for fixing the sensor in the wall of the drill hole of the mine coal-rock mass body, the mounting method and device are applied to inside of drill holes with any angles in the coal-rock mass bodies with different hardness, can effectively solve the problems that the sensor is difficult to mount and is not mounted in place in depth due to hole collapse and the problems about recycling and the like, and has the advantages that the reliability is high, the signal monitoring precision is increased, noise interference is isolated, mounting is convenient and fast, the sensor can be recycled and the like; and further, the operation difficulty and economic cost are reduced, the mounting efficiency is increased, a better application effect is obtained, and field popularization and application are facilitated.

The invention discloses a steel column structure and a method for controlling allowable misalignment thereof. The steel column structure comprises a column body which is composed of an upper segment column and a lower segment column. The upper segment column and the lower segment column are connected through connecting plates. Jacks are arranged in the positions, located among the connecting plates, of the upper segment column and the lower segment column, and connecting ear plates are arranged at the two ends of the upper segment column. According to the steel column structure, the connecting ear plates are arranged at the two ends of the column body, so that hoisting is facilitated, the current problem of difficult hoisting of the steel column is well solved, and the safety of construction is improved. Meanwhile, the jacks are arranged between the upper and lower segment columns, errors between the upper segment column and the lower segment column are adjusted through the jacks in the process of the installation of the steel column structure, the installation is better finished, and accordingly, the construction requirement can be better met.

The present invention provides a motion state detection device, a motion state detection method and a motion state detection system. The device includes a gravity sensor for sensing acceleration and outputting the X-axis component, Y-axis component and Z-axis component of the acceleration, a magnetometer for sensing magnetic field intensity and outputting the X-axis component, Y-axis component and Z-axis component of the magnetic field intensity, a processor used for acquiring the three-axis components of the gravity sensor and the three-axis components of the magnetometer and processing the three-axis components of the gravity sensor and the three-axis components of the magnetometer so as to identify a motion state, and a wireless module used for transmitting identified motion state information. According to the motion state detection device, the motion state detection method and the motion state detection system of the invention, data outputted by the gravity sensor and the magnetometer are processed so as to fit the characteristic value of a motion model, and therefore, the motion state of a measured object can be judged, and accurate identification of the motion state of the measured object can be realized.

A disturbance device used for combustion stability qualification tests is suitable for the dynamic combustion stability qualification of a cryogenic liquid rocket engine. The disturbance device is of a combined structure composed of a composite heat insulation outer shell, a non-metal middle layer and a metal inner shell. The disturbance device can meet the temperature requirements of high-low temperature extreme work environment and achieve reliable detonation in the range of 35K-3600K; before detonation, the disturbance device needs to endure the low temperature and low pressure environment (35K, 0.5MPa) for 3s and then endure the high temperature environment (3600k, 10MPa) for 5s, and the total work time is about 10s. The disturbance device can further meet the requirements of vibration environment, and the structure is not damaged under the comprehensive vibration acceleration of about 200g; and it is guaranteed that explosion debris does not cause damage to the copper alloy inner wall of a test article.

The invention discloses a wireless leakage detector for double-layer conveying and storage equipment and a leak detection system thereof. A sensor group unit, an A/D conversion circuit unit and a wireless transceiver unit are arranged in the interlayer of the double-layer conveying and storing equipment, and the sensor in the interlayer The group unit detects the required signal, and then the A/D conversion circuit unit converts the analog signal detected by the sensor into a digital signal, which is sent to the processor unit through the wireless transceiver unit, and the data is integrated and processed. The data is sent to the alarm unit to issue an alarm, so as to repair or replace the double-layer conveying and storage equipment in time; the present invention can set multiple double-layer conveying and storing equipment in the interlayer at the same time, number them, implement integrated management and detection, and make detection more convenient And the maintenance and replacement of equipment to ensure that there is no danger due to leakage.

The invention provides a cooling plate and a manufacturing method of the cooling plate. The cooling plate comprises a metal plate and a frame. Closed thermal superconduction pipelines are arranged inthe metal plate and communicate with one another. Each thermal superconduction pipeline is filled with a heat transfer working medium. The metal plate further comprises a refrigerant channel, so thatthe cooling effect of the cooling plate can be improved. The metal plate and the frame are tightly connected through an insert injection molding technology. The frame is divided by the metal plate into at least one containing cavity.

The invention discloses a portable communicated-hole numerically-controlled cutting machine comprising a support unit, a main machine unit and a control unit. The support unit comprises a first support, a second support, a third support and a fourth support. A strong magnetic base is arranged at the bottom of the first support, the third support is of a cantilever structure, one end of the third support is connected with the first support, and the second support is arranged between the first support and the third support. The main machine unit comprises a gas distributor, a cutting gun, an air pipe, a motor shell, a first stepping motor, a second stepping motor, a first shell, a second shell, a main machine junction box, an upright, a coupler, a height moving block, a positioning laser device and a connection device. The portable communicated-hole numerically-controlled cutting machine has the advantages that the strong magnetic attraction base is adopted to guarantee reliability of machining processes, the cutting machine is designed integrally and optimally, is simple and convenient to operate and substitutes for original heavy equipment of the same kind to be instrumentalized, operation is simplified, portability is achieved and use cost is reduced.

The invention provides a smart home control system. The smart home control system comprises at least one electronic switch, a motherboard, a signal acquisition module, a communication module, a main control module and a man-machine interaction module; household electric appliances are connected with the bottom plate through the electronic switches; the electronic switches are in pluggable connection with the bottom plate; the signal acquisition module is connected with the bottom plate; the bottom plate, the communication module and the human-machine interface module are respectively connected with the main control module; the signal acquisition module transmits acquired working voltage, working current, electric leakage current, and the temperature value signals of wires to the main control module through the bottom plate, so that the working voltage, working current, electric leakage current, and the temperature value signals of the wires can be processed; the main control module transmits the processed signals to the human-computer interaction module for displaying the signals, and transmits switching-on and switching-off signals to the electronic switches through the bottom plate; and the main control module communicates with an external intelligent terminal through the communication module. The smart home control system of the invention can be fixedly installed in a concealed installation power distribution box or an air switch box, and therefore, the smart home control system will not occupy additional space, and room wiring is not required to be changed. The smart home control system has the advantages of simple installation, intuitive display and convenient operation.

The invention discloses a pressure vessel convenient processing method and device for multi-state hybrid materials; a normal pressure vessel tank is provided with a feeding valve, a blow valve and accessories of specific structures, thus forming a novel pressure vessel system; the novel system is controlled by a well-designed program, thus preventing the problems that existing valves are not suitable for processing hybrid materials; the whole device is simple and practical in structure, employs pressure balance, reciprocating open/close, free fitting and gradient pressure reduction rules, and considers gas, solid and liquid substance state characteristics; the novel method and device can process biomass solid state material with high efficiency and quality under high temperature high pressure bad conditions; the method and device are high in production efficiency, wide in application scope, good in sealing performance, low in invest cost, less in safety faults, and can be widely applied to various intermittent bearing tanks, thus providing relative ideal equipment for industrial applications.

The invention discloses an automobile doorsill and belongs to the field of automobile parts. The automobile doorsill comprises a doorsill beam. The doorsill beam is fixedly installed on a battery pack supporting frame of an automobile. The automobile doorsill is characterized by further comprising an installing assembly; the installing assembly is arranged in the doorsill beam, the installing assembly comprises a supporting plate and multiple installing nuts, the installing nuts are installed on one side face of the supporting plate at equal intervals, the installing nuts are arranged in the length direction of the supporting plate, the other side face of the supporting plate abuts against the doorsill beam, the supporting plate and the doorsill beam are each provided with through holes corresponding to the installing nuts one to one, and the through holes are used for insertion of bolts matched with the installing nuts. The problem that an automobile doorsill is not easy to install is solved.

The invention discloses a supporting rod with a length adjusting device. The supporting rod comprises an inner steel pipe at the upper part, an outer steel pipe at the lower part and the length adjusting device arranged between the inner steel pipe and the outer steel pipe, wherein the length adjusting device comprises an outer pipe provided with an external thread at the end part, an inner pipe which has the diameter smaller than that of the outer pipe and is provided with an insertion hole in the pipe wall, as well as a length adjuster consisting of a ring nut, spanners and an inserted pin; the inner pipe is inserted into the outer pipe; the inserted pin is inserted into the insertion hole of the inner pipe; the ring nut is in threaded connection with the outer pipe provided with the external thread; and the spanners are arranged on the outer wall of the ring nut. According to the supporting rod with the length adjusting device, the problem of a length error generated during component manufacturing and mounting can be solved, and reliable connection is guaranteed.

The invention relates to a sleeve combined type embedded part for a rebar dense part of a high-temperature gas-cooled reactor containment building, and belongs to the technical field of nuclear powerengineering construction. The sleeve combined type embedded part comprises an anchor plate, a twistable anchor rib and a threaded connection sleeve. An internal thread is machined in the threaded connection sleeve. One end of the threaded connection sleeve is directly connected to the inner surface of the anchor plate through welding. An external thread is machined in one end of the twistable anchor rib. The end, with the external thread, of the twistable anchor rib is screwed into the internal thread of one end of the threaded connection sleeve and screwed down to form threaded connection. Bymeans of the sleeve combined type embedded part, the problem that conventional anchor plate-anchor rib welded type embedded parts especially some large embedded parts of a rebar dense part of a containment building are difficult to install in place is successfully solved, the installation quality and construction efficiency of the embedded part are greatly improved, the construction cycle of thecontainment building is shortened, and the sleeve combined type embedded part has application and popularization value for designing and installing of embedded parts of rebar dense parts in other nuclear reactor types and other engineering fields.

The invention discloses a propeller installation technological method. The method is characterized by including the following steps that A, temporary eye plates for installation of a propeller are arranged in regions of a ship shell plate and a deck, and chain blocks used for installation and adjustment are hung on the temporary eye plates; B, a ship is dragged into a launch barge, and the launch barge berths to an assigned wharf region in a shifting manner; C, the propeller is placed on a scow through a tower crane, and the four corners of the propeller are fixed; D, the scow is moved to the edge of the launch barge, and the propeller is lifted through the tower crane and a caterpillar crane so as to be turned over; E, after the propeller is lifted to be in a vertical state, auxiliary lifting points of the caterpillar crane are detached; F, the chain block hung on a main deck is connected with the eye plate at the top of the propeller, a main tower crane lifting point on the propeller is removed after a belt is tightened, and the propeller is continuously lifted through the corresponding chain block; and G, the installation angle of the propeller is adjusted through the chain block hung on the ship shell plate. By the adoption of the propeller installation technological method, the problem that the propeller is difficult to install is solved, and the installation cost is reduced.

The invention relates to the technical field of electric power transmission and discloses a power transmission tower used on the basis of electric power transmission. The power transmission tower usedon the basis of electric power transmission comprises a base; a tower main body is fixedly connected to the upper end of the base; clamping mechanisms are arranged on the two sides of the upper end of the tower main body; the clamping mechanisms comprise external frames; lead screws are arranged to run through the bottoms of the external frames; extruding plates are fixedly connected to the upperends of the lead screws; rotating discs are fixedly connected to the lower ends of the lead screws; and a protecting box is fixedly connected to the upper side of the interior of the tower main body.According to the power transmission tower used on the basis of electric power transmission, through skidproof grain structures at the upper ends of the extruding plates, electric wire connectors canbe more stably fixed between the external frames and the extruding plates to be unable to slide; and moreover, through natural fears of common birds to birds of prey, the nearby birds can be driven atvisual and aural levels, odour of faeces of the birds of prey can more rapidly emit to a wider range; and therefore, the birds in a coverage area do not dare to stay on electric wires.

The invention discloses an automatic equipment vacuum chuck convenient to move. Comprising a first motor, a supporting rod, a hydraulic push rod, a vacuum generator, an adjusting disc, an extending plate, a moving plate, a base, a baffle, walking wheels, a control panel, a suction pad, a through hole, a sleeve, a connecting plate, an auxiliary plate, a sleeve plate, a lead screw, a connecting pipe, a suction cup sleeve, a suction cup hoop, a transverse rod, a second motor, a driving disc, a third motor and a gasket. A lead screw can adjust the position of a sucker at the bottom of the auxiliary plate, the sucker can make contact with workpieces conveniently, an adjusting disc can be rotationally adjusted, and the sucker can suck and move the workpieces placed at different positions conveniently; the hydraulic push rod can assist the sucker to adjust the height, the movable plate can move in the base, adjustment of the discharging position of the sucker is facilitated, the extension plate can be stretched for use, and the gasket can support and protect the bottom of a workpiece during discharging. The sucker hoop can reinforce the connection of the suction pad and the sleeve, the sucker sleeve can increase the contact area of the sucker and a workpiece, and the sucker is convenient to mount and dismount.

The invention discloses a side scraper structure convenient to mount and adjust. The side scraper structure comprises a supporting arm, a side long cutter and a scraper blade, wherein one end of the supporting arm is mutual fixedly connected with a stirring shaft, and the other end of the supporting arm is provided with a rotary connecting hole and at least two adjusting connecting grooves with arc-shaped structures; the side long cutter is arranged below the supporting arm, and the side long cutter comprises a side long cutter body, a first connecting block and a second connecting block; anda supporting block is further arranged on the lower end surface of the supporting arm, and the scraper blade is arranged on the side long cutter. The side scraper structure convenient to mount and adjust is provided, the structure of the side scraper structure is reasonable, the side scraper structure has the advantages that the structure is simple, the use is convenient, installation and adjustment are easy, service life is long, and using cost is low and the like, and the problem that a traditional side scraper of a vertical shaft stirrer is not easy to install and adjust is effectively solved.

The invention discloses a hollow aerated concrete slab with reinforcing columns, which comprises a base plate, a closed cavity is formed in the base plate, and a plurality of reinforcing columns are formed in the cavity; organic heat preservation layers and organic waterproof layers are formed on the inner walls of the cavities and the outer walls of the reinforcing columns; meanwhile, the invention further provides a processing method of the hollow aerated concrete slab with the reinforcing columns. According to the autoclaved aerated concrete slab, the structural form of the autoclaved aerated concrete slab is changed, a closed cavity is formed after the organic heat preservation board in the concrete slab is subjected to hot melting, air convection is effectively reduced, and the sound insulation effect and the heat preservation effect of the concrete slab are improved; and the hot-melted organic matters are perfectly attached to the surfaces of the cavities, so that the thermal insulation performance of the wallboard is further improved. The space structure reinforcing columns integrally formed on the base plate layer effectively improve the integral rigid strength of the concrete plate, so that the inner plate and the outer plate of the hollow plate are connected into a whole, and the problem of rigidity weakening caused by hollow arrangement is perfectly avoided.

The invention discloses a dust removal device for zinc oxide powder production. The dust removal device comprises a base, wherein a power supply box is arranged on one side of the front surface of thebase, a main shell is fixed at the top end of the base, and a feeding opening and a discharging opening are formed in the two sides of the main shell respectively. A mounting plate is arranged between the feeding hole of the main shell and the side wall of the discharging hole, a fixing groove is formed in the center of the top of the mounting plate, an upper sliding groove and a lower sliding groove which are fixed at the upper end and the lower end of the fixing groove are cooperatively used with the fixing groove, an inclined plate is arranged on the side wall of the bottom end of the inner part of the main shell, a first dust outlet arranged at the position of the inner top end of the base is cooperatively used with the inclined plate, and a dust collecting box is fixed below the first dust outlet through a sliding block installed on a sliding rail. An upper dust removal brush, a lower dust removal brush, the dust collection box, the sliding rail and a sliding block structure arearranged, so that the dust removal device has the advantages that the dust removal efficiency is high, dust is properly treated, and the device for treating the dust is convenient and fast to mount and dismount.

The invention discloses a ship deck crane steel wire rope installation process method. The method comprises the following steps that a, a traction nylon rope is installed; b, mounting a first traction steel wire rope; c, mounting a second traction steel wire rope; d, hoisting and placing the main steel wire rope transportation winding drum on the second rope winding machine by using a sea crane until a shaft of the second rope winding machine is completely inserted into a central hole of the main steel wire rope transportation winding drum, clamping and locking, switching on a power supply, debugging the second rope winding machine, and checking whether the second rope winding machine is normal or not; e, the PW125 connector is welded to the end of the main steel wire rope, and NDT flaw detection is conducted after welding; f, mounting a main steel wire rope; g, a main steel wire rope entering point is found, the end of the main steel wire rope is placed in a winding drum rope pressing end hole of the rope storage winch, and a bolt is screwed for fixing; h, loosening the main steel wire rope clamp, and continuously winding the main steel wire rope until the main steel wire rope on the main steel wire rope conveying drum is completely separated; i, pouring rope joints; and j, mounting a main hook. The method successfully solves the problem that the crane steel wire rope is difficult to install.

The invention discloses a crane car for an electrical room. The crane car comprises a crane car chassis and a crane car body, the lifting system is fixedly mounted on the crane car chassis; the push rod system is mounted on the crane car chassis and connected with the lifting system; the two sides of the crane top cover are hinged to the lifting system; and the telescopic hanger rail is fixedly mounted below the top cover of the hoist car. The lifting device is suitable for lifting, loading and unloading heavy parts in the electrical cabinet on the two sides of a narrow electrical room passageway, and the working intensity of electrical maintenance staff is relieved.

The invention provides a foldable operating hanging basket. The foldable operating hanging basket includes an operating platform and a hanging basket main body, wherein the hanging basket main body isrotationally hinged on one side of the operating platform; the hanging basket main body includes a first hanging basket frame, a second hanging basket frame and a first support rod; the first hangingbasket frame and the second hanging basket frame are connected by the e first support rod; the first support rod includes a plurality of straight support rods, and at least two inclined support rods;the straight support rods are rotationally hinged between the first hanging basket frame and the second hanging basket frame; and one end of each inclined support rod is rotationally hinged on the first hanging basket frame, and the other end of each inclined support rod is detachably connected to the second hanging basket frame. According to the foldable operating hanging basket, one end of eachinclined support rod is rotationally hinged on the first hanging basket frame, and when the other end of the inclined support rod is free, the operating platform and the second hanging basket frame rotate and fold counterclockwise to obtain a foldable operating hanging basket that can be mass-produced and easy to install, so that the difficult installation and safety risks during on-site production are avoided.