98results about How to "Realize installation and disassembly" patented technology

The invention discloses a disassembly and assembly tool for a reaction kettle. The tool comprises a base, a supporting base and a compression mechanism, the supporting base is rotatably arranged on the base, and the compression mechanism is slidingly arranged on the base; four bearing mechanisms which are evenly distributed on the circumference are arranged on the supporting base, when the reaction kettle is disassembled or assembled, the bottom of the reaction kettle is fixed on the bearing mechanisms and the supporting base, and the peripheral side of the reaction kettle is fixed through thecompression mechanism. The invention further provides an application method of the disassembly and assembly tool for the reaction kettle. The disassembly and assembly tool is reasonable in design andeasy to operate. Compared with a traditional method for disassembling and assembling the reaction kettle by using a hand-drive block, the disassembly and assembly tool has the advantages that the whole reaction kettle is disassembled or assembled, the disassembly and assembly step is greatly simplified, the disassembly and assembly efficiency is improved, and meanwhile the labor intensity of workers is obviously lowered; in the whole use process, the safety performance is greatly improved, safety accidents caused by hoisting and the transport process of forklifts can be avoided, and the toolhas high application and popularization value.

The invention discloses a biological culture device. The biological culture device comprises a chassis; a plurality of bases are symmetrically arranged on the chassis; the upper ends of the bases arefixedly connected with a device body; a hollow rod is in sliding connection with an upper surface of the chassis; a piston rod is inserted into the hollow rod; a piston is arranged on the lower end ofthe piston rod; the upper end of the piston rod extends out of the hollow rod and is fixedly connected with a placing rack; a gear motor is arranged in the placing rack; a driving shaft of the gear motor extends into the device body and is fixedly connected with a rotating base; a culture dish is clamped on the rotating base; two first slide slots are symmetrically formed in an inner side wall ofthe device body; a first slide block is in sliding connection with the interior of each first slide slot. The biological culture device has the advantages that the constant temperature of microbial growth environment is guaranteed through a heating device, a heat conducting pipe and a T-shaped heat conducting rod, and the flow model in the culture medium is guaranteed through the gear motor so asto transfer the nutrient substance.

The invention relates to a medical laryngeal mask, which effectively solves the problems that the existing laryngeal mask cannot stably realize the connection between a connecting joint and a throat and cannot clean water drops in the connecting joint. The technical scheme includes that a positioning device is arranged in the throat and a quick unlocking device is arranged on the connecting joint, and thus the connection between the throat and the connecting joint of the medical laryngeal mask is simple and convenient, and the mounting and dismounting between the connecting joint and the throat can be realized more quickly, so that time for the operation is saved; and furthermore, a water drop cleaning device is arranged in the connecting joint, and thus water drops adhered to the inner wall of the connecting joint in the outside air due to cold are discharged out of the connecting joint, so that the situation that water drops gather more and flow back into the trachea of a patient is avoided, and the safety and reliability of the medical laryngeal mask are greatly improved.

The invention relates to the technical field of supersonic wave cleaning, and more particularly, to a filter core clamping and supporting mechanism. The mechanism has a simple structure and can be conveniently mounted and dismounted. The mechanism comprises a rack. The rack is provided with an operation console. The operation console is provided with a water sink. The upper end of the water sink and the rack are provided with a longitudinal cylinder. The piston rod of the longitudinal cylinder is connected with a horizontal circular rod. One end of the horizontal circular rod is fixedly provided with a fixed plate while the other end is flexibly sleeved by a flexible plate. The inner side of the flexible plate and the horizontal circular rod are provided horizontally with a horizontal cylinder. The piston rod of the horizontal cylinder is connected with the flexible plate. The corresponding positions on the fixed plate and the flexible plate are provided with bearing seats respectively. The bearing seats are provided with rotation shafts therein. The rotation shafts are provided with round clamping grooves for the filter core. The rotation shafts on the fixed plate are exposed out of the outer side of the fixed plate and the end parts are provided with driven chain wheels. The upper end of the fixed plate is provided with a stepping motor. The output shafts of the stepping motor are provided with driving chain wheels. The driving chain wheels and the driven chain wheels are connected through the chains.

The invention discloses a solar power supply device of internet of things equipment. The solar power supply device comprises a base, wherein a supporting base is welded to the upper end surface of thebase; a rotating base is arranged on the supporting base; a power transmission mechanism is arranged between the supporting base and the rotating base, and a supporting rod is welded to the upper endsurface of the rotating base, and a solar mechanism is welded at the upper end of the supporting rod; the power transmission mechanism comprises a transmission worm, a semi-arc worm wheel plate and adriving device; the transmission worm is arranged on the rotating base; the semi-arc worm wheel plate is clamped on the supporting base; and the driving device is welded on the side wall of the rotating base. The solar power supply device is ingenious in structure and high in stability, a situation that the solar mechanism shakes violently is avoided in the rotating process, the service life of the solar mechanism is guaranteed, the angle of the solar mechanism can be adjusted according to requirements, the solar cell panel is guaranteed to utilize the solar energy to the maximum extent, andthe efficiency that solar energy is converted into electric energy by the solar cell panel is improved.

The invention discloses a rotary drilling rig power head comprising a power head. A fixed frame is fixed on the rear side of the power head; a fixed base is arranged outside the fixed frame; a mounting groove matched with the fixed frame is arranged in one side, close to the power head, of the fixed base; a fixed assembly connected with the fixed frame is arranged in the fixed base. A sliding plate is arranged on the rear side of the fixed base; a U-shaped base in sliding connection with the fixed base is fixed on the sliding plate; fixing plates are fixed on the top and the bottom of the U-shaped base correspondingly. A fixed disc is fixed on the rear side of the fixed base. A damping assembly fixed between the two fixed plates is arranged outside the fixed disc. The fixed assembly comprises a screw rod which is rotatably arranged between the upper side and the lower side of the fixed base, the upper end of the screw rod penetrates through the fixed base, the screw rod is externally sleeved with a threaded sleeve, and first L-shaped rods are fixed on the two sides of the top of the threaded sleeve correspondingly. The rotary drilling rig power head has the characteristics of convenient disassembling and assembling and stable working.

The invention discloses a fast mounting and demounting device for an aviation plug. The fast mounting and demounting device comprises a locking block and an inserting block. The locking block and theinserting block are rotationally connected through a torsion spring. An inserting groove is formed in the side wall of the locking block, and an inserting rod is welded to the side wall of the inserting block. The inserting rod abuts against the inner wall of the inserting groove. A locking mechanism used for limiting moving of the inserting rod is arranged in the inserting groove. Clamping grooves are formed in the side walls of the locking block and the inserting block correspondingly in a penetrating manner, and a set of clamping springs are welded on each of the inner walls of the sides, away from each other, of the two clamping grooves. The fast mounting and demounting device has the beneficial effects that the locking block and the inserting block are designed so that a cable connected with the plug can penetrate the locking block and the inserting block in the process that the locking block and the inserting block are combined, blockage and interference cannot be caused in the subsequent plug screwing process, the whole demounting and mounting process is not hindered, convenience and rapidness are achieved, and the whole demounting and mounting efficiency is greatly improved.

The invention relates to a quick binding device for a high pier reinforcement cage, and the device is provided with a horizontal binding jig frame and a ceiling; and positioning devices with differentheights and different shapes are arranged on the horizontal jig frame to adjust the special-shaped requirement of an external structure of a pier body reinforcement. The horizontal binding jig frameis provided with an inner side jig frame and an outer side jig frame which can slide so as to achieve smooth mounting and dismounting of the steel reinforcement framework. The device has the advantages that high pier reinforcing steel bars are bound on the horizontal jig frame, the construction precision and quality control of reinforcing steel bar binding can be improved, and the safety risk in the construction process is reduced. Through the arrangement of the ceiling device, the reinforcing steel bars and personnel are effectively protected from being exposed to the sun and rain, and humanistic care to industrial workers is also improved on the premise that the reinforcing steel bars are protected against corrosion.

The invention discloses a potted photovoltaic junction box. The potted photovoltaic junction box comprises a base and an upper cover, which are buckled mutually, wherein a bottom plate is mounted in the base; terminals are mounted on the bottom plate; band clamps and diodes are mounted on the terminals; photovoltaic cables penetrate through cable pressing buckles mounted in the base and is connected with the terminals; the interior of the base, in a position above the bottom plate, is filled with a sealant. According to the potted photovoltaic junction box, the hottest part is not in direct contact with a solar back panel, a convection cavity is formed in the bottom of the base, the bottom surface of the base forms a height difference with the bottom plate, and ventilation holes are formed in the upper cover, so that good radiation effects are achieved; the inner cavity of a box body is filled with metal parts, so that a large radiation area after potting is ensured, and heat is uniformly distributed; the periphery of the base is bent to form hoardings, and cavities are formed through the hoardings, so that the potting volume is reduced, and meanwhile, the radiation speed is increased; convex plates are additionally arranged at the edges of the terminals, so that the effect of enlarging the radiation area is achieved; a busbar is fixed in dual ways of welding and clamping, and the terminals, the bottom plate and the base are firmly connected, so that high reliability is ensured; lug bosses are used as fulcrums, so that the clamps can be conveniently pried to realize mounting and dismounting.

The invention discloses a supporting mechanism used for tomato vines. The supporting mechanism comprises a supporting rod, a supporting block is arranged on the side wall of the supporting rod, installation grooves are formed in the side wall of the supporting block, the axes of the installation grooves are parallel to the supporting rod, limiting plates are arranged at openings of the installation grooves, and are bent to be in an arc shape, the axes of the limiting plates are parallel to the supporting rod, the tail ends of the limiting plates are detachably connected with the supporting block, and the inner concaved face of each limiting plate and the corresponding installation groove define a through hole. With the supporting mechanism, the tomato vines are bound, and it is also avoided that if a rope is adopted for binding the tomato vines, the tomato vines will slide downwards along the supporting rod with the rope, and fall back to the ground when the rope is tied loosely; whenthe rope is tightly tied, the tomato vines will be damaged, the contact positions of the tomato vines and the rope can not grow because the contact positions are so close to the rope during growth ofthe tomato vines, and the supporting mechanism makes planting of potatoes smooth.

The invention relates to the field of conductive carbon preparation equipment, and particularly relates to a device for rapidly preparing conductive carbon. The device comprises a support, a conveying structure, a mounting structure, a crushing structure, an anti-blocking structure, a scraping structure, a screening structure and a collecting structure. The conveying structure is arranged at one end of the support, so that crushed carbon powder can be continuously conveyed; the mounting structure is arranged, so that a crushing assembly and the support can be mounted and dismounted, transportation and assembly are facilitated, and the damping effect can be achieved; the crushing structure is arranged, so that carbon blocks can be fully crushed, the crushing structure can drive the anti-blocking structure to work synchronously while crushing work is carried out, and therefore the position of a discharging port can be prevented from being blocked by materials; and the scraping structure is arranged in a crushing box, so that the carbon powder adhered to the interior of the crushing box can be scraped off regularly, the situation that a large amount of carbon powder is adhered to the side wall of the interior of the crushing box can be effectively avoided, and the crushing quality is guaranteed.

The invention discloses a high-precision adjusting device for a printing machine scraper. The high-precision adjusting device comprises a bottom plate and a stand; the stand is provided with two first guide rails, each of the first guide rails is provided with two first slide blocks, each of the first slide blocks is hinged with a connecting rod, and the top end of the connecting rod is connected with a hinged seat; a fixed plate is arranged above the bottom plate, a rotating shaft is connected between the bottom plate and the fixed plate, a lower connecting plate is arranged above the bottom plate, and an upper connecting plate is arranged below the fixed plate; a second slide block is connected below the lower connecting plate, and the bottom plate is provided with a second guide rail connected with the second slide block; and a scraper is connected between the bottom plate and the fixed plate. Scraper inclination and local wear of the scraper can be compensated by adjusting the scraper, and the high-precision adjusting device not only can be used for improving the printing quality, but also has the advantages of low maintenance cost, high adjusting precision, good compensation effect and convenience in installation and fixation.

The invention discloses an automobile condenser assembly and relates to the technical field of automobile parts. The assembly comprises a condenser body, a fixing plate, a fastener, a fan, a mountingplate, a through groove, a first sliding groove, an inserting groove, a second sliding groove, an annular groove, an auxiliary frame, a connector, a spring and a mounting groove. The fastener comprises a connecting column, a limiting disc and a limiting block, a pressing plate is arranged at the top of the connecting rod, a connecting groove matched with the connecting rod is formed in the top ofthe limiting disc, a condensation pipe is arranged in the condenser body and comprises an outer pipe and an inner pipe, the inner pipe is arranged on the outer side of the outer pipe, internal threadsare arranged on the inner wall of the inner pipe, and external threads are arranged on the outer wall. The mounting and dismounting of the condenser body can be achieved only by operating the pressing plate, the operation space limitation is small, operation is convenient and fast, double heat exchange can be achieved, the refrigeration heat exchange efficiency of the condenser body can be effectively improved, the contact area between the interior of the condensation pipe and a heat exchange medium can be increased, and the refrigeration and heat exchange efficiency can be effectively improved.

The invention discloses a rotor of a miniature permanent magnet motor, and relates to the technical field of motors. The motor comprises a rotor body, wherein a rotating shaft is embedded in the central position of the rotor body, a permanent magnet block is arranged on the inner side of the rotor body, a fixing frame is sleeved on the outer side of the rotor body, and is used for fixing the permanent magnet block, and bearings are arranged at the two ends of the rotating shaft in a sleeving mode. According to the invention, the rotor is reasonable in structure, convenient to mount and dismount and good in stability; the permanent magnet block can be fixed in the rotor core through the arranged fixing frame, so that the stability is improved, and the permanent magnet block cannot be disengaged when the motor rotates at a high speed; and the fixing frame can be quickly mounted and dismounted, so that the permanent magnet block can be conveniently replaced, the subsequent maintenance processing of the rotor is convenient, the problems of poor stability and easy shedding of the permanent magnet blocks bonded on the rotor yoke in the existing permanent magnet motor rotor are solved, the service life of the motor rotor is prolonged, and the production cost is reduced.

The invention discloses a folding modular box-type slide rail photovoltaic module, which comprises a plurality of outer box bodies installed in an overlapping manner, a central assembly is arranged atthe upper end of each outer box body, and an inner box body is arranged in each outer box body; the central assembly is installed on the upper portion of the outer box body through a buckle, and a first photovoltaic panel is fixedly installed on the upper portion of the central assembly. The inner box body is installed in the outer box body through a sliding rail, and the inner box body slides tothe exterior of the outer box body or slides into the outer box body along the sliding rail. A second photovoltaic panel is fixedly installed on the upper surface of the inner box body, and a third photovoltaic panel is installed in the inner box body through a sliding rail. The module is formed by assembling the central assembly, the outer box body and the inner box body, can be increased or decreased according to the electricity consumption and the available area, is convenient to mount and dismount, and can be dismounted without tools. Meanwhile, the photovoltaic assembly box is suitable for most types of common photovoltaic assemblies on the market, only the box body with the corresponding size needs to be selected according to the size of the photovoltaic panel, and the flexibility is very high.

The invention relates to an improved high-pressure centrifugal draught fan capable of reducing air quantity leakage. The improved high-pressure centrifugal draught fan comprises a volute casing, a main impeller and a main shaft which is in transmission connection with the main impeller, wherein a secondary impeller, which is arranged nearby the volute casing, is mounted on a shaft neck of the main shaft between the back surface of the main impeller and the volute casing; the secondary impeller comprises an impeller chassis which rotates along with the main shaft and a plurality of secondary blades; the secondary blades are located at one side, far away from the main impeller, of the impeller chassis; the impeller chassis is formed by a half disc which is divided into two parts. The secondary impeller can be used for converting kinetic energy overflowed in an operation process of the main impeller of the fan into pressure energy again, so that pressure difference between a high-pressure region of an air outlet of the fan and a low-pressure region behind the main impeller is reduced, and the air quantity leakage in the volute casing can also be effectively avoided even if the air outlet of the fan is at a sultry state and the operation efficiency of the fan is improved. Furthermore, the impeller chassis has a split half disc structure and can be detached and mounted at any time; the impeller chassis can also be directly welded on the shaft neck of the main shaft and the volute casing of the fan does not need to be changed, so that the reliability and the practicability are great.

The invention relates to the technical field of charging pile equipment, in particular to a buried charging pile based on a lifting mechanism. The charging pile comprises a device well buried in the ground, and a charging device used for charging is installed in the device well; the device well comprises a buried body, a charging protection body is installed in the buried body, and the top of the charging protection body is connected with a top protection cover. The charging device comprises a charging shell, and a moving body and a lifting body are installed in the charging shell. According to the underground buried charging pile based on the lifting mechanism, the hidden danger of wind and sun exposure and scratching can be avoided, and the service life of the charging pile can be prolonged.

The invention relates to a concrete support mounting structure and a mounting and dismounting method. The mounting structure comprises a first joint assembly and a plurality of second joint assemblies, wherein the first joint assembly comprises two first joints; each first joint comprises a first base and a first anchoring plate vertically fixed on the first side of the first base; the two first anchoring plates are anchored into a crown beam and a concrete support respectively; a butt joint section is detachably connected between the second sides of the two first bases; the plurality of second joint assemblies are connected between every two adjacent concrete support sections in the spliced concrete support in a one-to-one correspondence manner; each second joint assembly comprises a second joint and a third joint; each second joint comprises a second base and a second anchoring plate which is vertically fixed on the first side of the second base and is anchored to the corresponding concrete support section; a convex part is formed on the second side of each second base; each third joint comprises a third base and a third anchoring plate which is vertically fixed on the first side of the third base and is anchored to the corresponding concrete support section; and a groove part for inserting the corresponding convex part is formed on the second side of each third base. The concrete support mounting structure is convenient to mount and dismount and can be repeatedly used.

The invention discloses a clamping base of an assembled type cloth stretching frame on a quilting machine. The clamping base comprises two front and rear distributed cross beams; vertical columns arefixed at the lower ends of the cross beams; L-shaped side brackets are fixed on the two sides of the cross beams; an L-shaped back clamping plate is fixed at the back ends of the side brackets, and anL-shaped front clamping plate is arranged at the front ends of the side brackets; a plurality of inclined back connecting rods are fixed on the cross beams at the front ends of the sided brackets; the lower ends of the back connecting rods are hinged with inclined front connecting rods through a hinged shaft; the upper ends of the front connecting rods are fixed on a vertical supporting plate; aplurality of T-shaped guide rods are inserted on the supporting plate; the guide rods penetrate through the supporting plate to be fixed on the front clamping plates; the guide rods are sleeved with compression springs in an inserting mode, and the two ends of the compression springs abut against the supporting plate and the front clamping plate; strip-shaped groove openings are formed in the sidewalls at the front ends of the side brackets; and limiting rods are fixed on the two sides of the front clamping plate, and the limiting rods are inserted in the corresponding groove openings in theside brackets.

The invention relates to the field of conductive carbon preparation equipment, in particular to rapid preparation equipment for conductive carbon. The equipment comprises a support, a conveying structure, a mounting structure, a smashing structure, an anti-blocking structure and a scraping structure. By arranging the conveying structure at one end of the support, continuous conveying of smashed carbon powder can be achieved, by arranging the mounting structure, mounting and dismounting of a smashing assembly and the support can be achieved, so that transportation and assembly are facilitated, the damping effect can be achieved, by arranging the smashing structure, carbon blocks can be fully smashed, the smashing structure can drive the anti-blocking structure to synchronously work while performing smashing work, so that the material can be prevented from blocking the position of a discharge port, and the scraping structure is mounted in a smashing box, so that carbon powder adhered to the interior of the smashing box can be periodically scraped, the situation that a large amount of carbon powder adheres to the inner side wall of the smashing box can be effectively avoided, and the smashing quality is guaranteed.

The invention relates to a thermal regeneration device and method for an ammonium bisulfate poisoning denitration catalyst. The device comprises a supply unit, a first thermal regeneration reaction unit, a second thermal regeneration reaction unit, an ammonia concentration detection unit and a driving unit, the first thermal regeneration reaction unit is used for communicating with the thermal regeneration medium supply unit, and the outlet end of the first thermal regeneration reaction unit and the inlet end of the second thermal regeneration reaction unit are respectively used for extending into the reactor to be connected with the inlet and the outlet of the same catalyst module; and the driving unit is used for driving the first thermal regeneration reaction unit and the second thermal regeneration reaction unit to move in the reactor, so that the first thermal regeneration reaction unit and the second thermal regeneration reaction unit are respectively connected with inlets and outlets of different catalyst modules. By means of the first thermal regeneration reaction unit and the second thermal regeneration reaction unit which are convenient to move, thermal regeneration of all catalyst modules in the whole denitration reactor is achieved, and the efficiency and safety of regeneration work are improved.

The invention belongs to the technical field of experimental instruments, in particular to a multifunctional experimental instrument for university physics and electromagnetism, comprising a cabinet and a casing, a mounting plate is installed inside the cabinet, and a lifting column with a synchronizing plate is installed on the four corners of the top surface of the mounting plate; The bottom surface of the outer casing is provided with a connecting column with a limiting slot, and a clamping assembly is installed between the outer casing and the synchronizing plate; the clamping assembly includes a limit block and a two-way screw, and the two-way screw is pierced with two limiters for fixing the connecting column. Position block; a lifting column with a synchronizing plate and a spring is installed inside the device cabinet. The spring assists the synchronizing plate to adjust the movement direction, which is convenient for the lifting column to adjust the height of the instrument and achieve the best viewing angle; when idle, the lifting column will store the instrument into the cabinet. The oscilloscope can be easily fixed by the clamping components, and the suction cups on the synchronization board play the role of pre-fixation and support buffer, which is convenient for installation and disassembly, improves the applicable scope of the instrument, and realizes the multi-scenario and multi-functional use of the instrument.

The invention relates to a hand-push wheelchair propeller, which relates to the technical filed of the hand-push wheelchair propeller. The hand-push wheelchair propeller comprises a hand-push wheelchair and a propeller; the propeller comprises a propeller body, a control device, a brake motor, wheels, a width adjusting device, a locking device and a connecting device. In the invention, the propeller is installed in the bottom space of the hand-push wheelchair, and an occupied space is small; the width adjusting device can adjust the width, and the connecting device can adjust the height. The propeller of the invention can be installed on the most of the hand-push wheelchairs on the market, and has wide application range and strong practicability; the locking device can realize the installation and disassembly of the propeller in one step, and the installation and disassembly process is simple and convenient.

The invention discloses a wall insulation board laminating device, and relates to the technical field of laminating. The device comprises a mounting plate, a conveying belt is mounted at the inner bottom of the mounting plate, a first connecting rod is mounted at the inner top of the mounting plate, the lower end of the first connecting rod is fixedly connected to a first winding roller, a heat preservation plate winds around the first winding roller, a dust collection mechanism is mounted at the inner top of the mounting plate, a second connecting rod is mounted at the inner top of the mounting plate, a second winding roller is fixedly connected to the side wall of the lower end of the second connecting rod, a die body winds around the second winding roller, a servo motor is fixedly connected to the side wall of the upper end of the mounting plate, a heating mechanism is fixedly connected to the tail end of an output shaft of the servo motor, and a positioning rod is mounted at the inner top of the mounting plate. Through the first connecting rod, the second connecting rod, the first winding roller, the second winding roller and the mounting plate, laminating work on the heat preservation plate is achieved, and normal operation of work is guaranteed.

The invention discloses an integrated interface board which is a base device fixed on a wall. The board comprises an interface seat and a fixing seat, or a structural arrangement with the functions of an interface seat and a fixing seat, further, the fixing seat is matched with a fixing piece installed on the integrated interface board, and relative fixation can be achieved after the fixing piece is installed in the integrated interface board; the interface seat is matched with the interface piece installed on the integrated interface board, and interface connection can be realized after the interface piece is installed on the integrated interface board; and the fixing seat and the installed fixing piece are provided with screw structures which are matched with each other. The integrated interface board is characterized in that main equipment is flatly laid on the integrated interface board. The integrated interface board is characterized by being installed on a support on the wall. The fixing seat is characterized by having the function of positioning the direction of the fixing piece which is installed in a matched mode. The interface seat is characterized by having the function of positioning the direction of the interface piece which is inserted in a matched mode. The integrated interface board is characterized in that an unmanned high-place operation device is used for installing an installing-in device or equipment. The unmanned high-place operation device is characterized in that a control tool operation device is supported near a high-place operation point through a supporting rod, a high-place structure where the operation point is located serves as a high-place supporting point, and the unmanned high-place operation device comprises the control tool operation device and the supporting rod. The integrated interface board is characterized by comprising a positioning seat or a structural arrangement with a positioning seat function, and further, the positioning seat is used for positioning an installing device or the installing-in equipment. The integrated interface board is characterized in that a positioning and lifting device is used for installing the installing-in equipment, and further, the positioning and lifting device is installed on the control tool operation device of the unmanned high-place operation device.

The invention belongs to the field of riverway peripheral facilities, and particularly provides a carbon fiber river protection pile body. The carbon fiber river protection pile body is mainly prepared from, by weight, 70-80 parts of polypropylene, 8-12 parts of ABS resin, 4-6 parts of carbon fibers, 4-6 parts of polyvinyl butyral, 0.5-1 part of antioxidant, 0.5-1 part of anti-aging agent and 1.2-1.7 parts of fire retardant. The invention further provides a preparing method of the carbon fiber river protection pile body and a carbon fiber river protection pile composed of the carbon fiber river protection pile body. The carbon fiber river protection pile body and the carbon fiber river protection pile obtained through the preparing method are low in manufacturing cost, high in strength, long in service life, convenient to disassemble and assemble and suitable for industrial application and popularization.

The invention belongs to the field of electromagnetic flow meters, particularly relates to a combined structure facilitating disassembly and assembly of an electromagnetic flow meter for an artillery recoil machine, and provides the following scheme for solving the existing problems: the combined structure comprises a pipeline, a mounting hole is formed in the top of the pipeline, the top of the pipeline is in contact with an annular base, and the annular base is sleeved with the electromagnetic flow meter; and the bottom of the electromagnetic flowmeter penetrates through the mounting hole and extends into the pipeline, an inner cavity is formed in the annular base, elastic pieces are connected in the inner cavity in a surrounding mode, rubber pads are connected in the elastic pieces, a cavity is formed in the annular base, the cavity is communicated with the inner cavity, and one end of each elastic piece is fixedly connected with a vertical rod. According to the electromagnetic flowmeter, the problem that an existing electromagnetic flowmeter cannot be combined and mounted is solved, the electromagnetic flowmeter can be quickly mounted and dismounted in a labor-saving mode, the working efficiency of the electromagnetic flowmeter is improved, and the requirements of people are met.