209results about How to "Easy to repair and replace" patented technology

The invention discloses a non-inflation low-speed cross-country vehicle tire, which solves the problems that in the prior art, the tire can easily burst; the service life is shorter; the cost is higher. The non-inflation low-speed cross-country vehicle tire has the effects that the structure is simple; the maintenance and the replacement are easy; the damage of complicated road conditions to the tire can be effectively avoided. The non-inflation low-speed cross-country vehicle tire has the technical scheme that the non-inflation low-speed cross-country vehicle tire comprises a wheel rim, an inner ring and an outer ring, wherein the outer ring is formed by connecting a plurality of tire surface units through end-to-end connection; the inner ring is connected with the wheel rim and the outer ring through a plurality of air springs; when the tire rolls, the compressed tire surface units leave away from the ground; the air springs automatically bounce up.

The invention discloses a blocking extrusion forming die, belonging to the field of metal pressure processing technology. The die mainly consists of three parts: a rigid die frame, a floating forming die core and a die locking device, wherein the die frame provides support, fixing and guide effects to the die core; and upper and lower floating concave die modules are automatically locked under the effect of a locking hook device to form a closed cavity. When an upper die holder moves downward, the upper and lower punches move bidirectionally to extrude the bar stock to realize blocking formation of the part. The blocking extrusion forming die provided by the invention easily realizes blocking formation, reduces the requirement for the tonnage of equipment, improves the material forming performance and material utilization rate, and lowers the manufacturing cost.

The invention discloses a device for reinforcement, energy dissipation and seismic mitigation of a tenon and mortise joint of a timber structure. The device for reinforcement, energy dissipation and seismic mitigation of the tenon and mortise joint of the timber structure comprises a wood beam, a wood pole, the tenon and mortise joint, embedded steel bars, joint connecting pieces and joint fastening pieces, wherein the wood beam is connected with the wood pole through the tenon and mortise joint, conduits are formed in the upper end surface and the lower end surface of the wood beam or in the two lateral surfaces of the wood beam respectively, the embedded steel bars are embedded in the conduits in advance, the conduits are sealed through small battens and special structural adhesive, one end of each joint connecting piece is connected with a corresponding embedded steel bar, the other end of each joint connecting piece is connected with a corresponding joint fastening piece, and the joint fastening pieces penetrate through the pole body of the wood pole and are fixed on the side, back on to the wood beam, of the wood pole through anchor plates and cushion blocks. The device for reinforcement, energy dissipation and seismic mitigation of the tenon and mortise joint of the timber structure is high in bending resistance, energy-dissipation capacity and ductility, and capable of guaranteeing stability of the structure under the small earthquake condition, achieving serious deformation under the large earthquake condition to control structural damage, and achieving automatic restoration of the structure after an earthquake.

The invention discloses an automatic automobile braking line air tightness detecting device and a detecting method thereof. The automatic automobile braking line air tightness detecting device comprises an air inlet pipe, a testing pipe and an exhausting pipe, wherein the air inlet pipe comprises a compressed air source, a first magnetic valve and a first pressure sensor, the testing pipe comprises a second magnetic valve and a second pressure sensor, and the exhausting pipe comprises a third magnetic valve. The air tightness is detected by adopting a differential pressure method and combiningwith a soap lather detection method and an automatic carbon dioxide air tightness detecting method. Automatic automobile braking line air tightness detection is achieved, meanwhile the testing pipe number can be set according to the production demand, the detecting efficiency and precision are improved, and the demand for automatic detection during large-scale production is met. Compared with a direct voltage method adopted for manual detection, the differential pressure method can effectively decrease system errors and errors caused by environmental change. In addition, compared with a traditional differential pressure method, a comparison workpiece is not needed, a device structure is simplified, and the limitation that a leakage point is sought by adopting a traditional soap lather detection method is made up.

The invention discloses an intelligent cloud purification fresh air machine. The intelligent cloud purification fresh air machine comprises a shell and a control system, wherein the control system comprises a controller, and the shell is installed on a window or in a suspended ceiling; a self-balance type fresh air inlet is formed in the outdoor side plate of the shell; an average flow air outlet is formed in the indoor side plate of the shell, and a heat preservation seal valve is installed on the self-balance type fresh air inlet; an initial effect filter net, an intermediate-effect and high-effect anti-microbial electret filter, an ultraviolet ray sterilization device and a silent cross-flow fan are installed at the portion, from an outlet of the heat preservation seal valve to the average current air outlet inside the shell in sequence; a temperature and humidity sensor, a particulate matter mass concentration sensor and a carbon dioxide concentration senor are installed at the portion, on the average flow air outlet, in the shell; the controller is connected with the temperature and humidity sensor, the carbon dioxide concentrations senor and the particulate matter mass concentration sensor; the controller is connected with the silent cross-flow fan through a controlling line. By the integrative design of the intelligent cloud purification fresh air machine, the space of installation is saved and the indoor attractiveness is guaranteed. The noise of the intelligent cloud purification fresh air machine is small.

The invention discloses a laterally locking type double-layer vibration damping fastener, comprising an anchor bolt, a heavy-duty spring washer, a flat cushion block, a nylon insulated cover, an upper-layer iron plate, a middle elastic cushion layer, a lower-layer iron plate, an insulated buffer plate, a substrate, a nylon sleeve, an insulated track gauge block, a steel rail and an elastic bar. The laterally locking type double-layer vibration damping fastener has the benefits that a laterally locking structure in innovation design is adopted, the fastener can be manually dismounted without using a special tool, maintenance and replacement of the middle elastic cushion layer are simple, and maintenance is convenient.

The invention discloses a remote monitoring system for industrial exhaust gas discharging based on Internet-of-things. The remote monitoring system comprises the components of a sensor module which is used for detecting concentrations of matters such as carbon dioxide, carbon disulfide, hydrogen sulfide and fluoride in discharged industrial exhaust gas; a data processing module which is receiving and processing detected data and transmitting the detected data to a Beidou module; Beidou modules which are mounted in the sensors and are used for receiving data transmitted from the data processing module, performing position marking on the received data by means of the corresponding sensor and transmitting the data to a monitoring terminal in a short message communication manner; and a monitoring terminal which is used for evaluating the received data through a preset evaluation algorithm, and if a standard is exceeded, performing early warning and generating a related treatment suggestion. The remote monitoring system realizes real-time monitoring on the industrial exhaust gas and has wide application range. The mounting structure of the sensors facilitates maintenance and replacement. Furthermore monitoring accuracy on the industrial exhaust gas is improved.

The invention discloses a movable type drain grating device arranged at the water inlet of a hydropower station and capable of intercepting water surface trash. The movable type drain grating device comprises a left stand column, a right stand column, trash rack supporting bars and trash racks. The trash racks are of a unit combined structure. Each trash rack is composed of a drain grating net, a drain grating support shaped like a Chinese character 'hui' and clamping hooks. Each drain grating net is fixedly connected into an inner frame formed by the corresponding drain grating support shaped like the Chinese character 'hui'. The corresponding clamping hooks are fixedly connected to each drain grating support shaped like the Chinese character 'hui'. The trash rack supporting bars are provided with clamping grooves matched with the clamping hooks. According to the movable type drain grating device, the height of each trash rack can be adjusted freely according to variation of the water level; the trash racks are of the unit combined structure, so that maintenance and replacement are facilitated; the amount of trash intercepted by the trash racks can be sensed and detected in real time, the trash can be cleaned up in time, the problem of manual field detection is solved, and time and labor are saved.

The invention relates to a power supply service life detection method and a power supply service life detection system. The method comprises the steps of obtaining the effective test duration of each power supply in a high-temperature test and calculating total test time of all power supplies to be tested, wherein the high-temperature test is a test of operation of a plurality of power supplies with the same model at preset high temperature; when faulted power supplies occur during the test, obtaining the number of the faulted power supplies during the test and obtaining average fault interval time according to a ratio of the total test duration to the number of the faulted power supplies; calculating temperature acceleration coefficient, searching a confidence factor from a preset confidence factor table, and multiplying the confidence factor and the acceleration coefficient by the average fault interval time to obtain the service life of the power supplies to be tested. By adopting the scheme provided by the invention, the accuracy of determination of power supply service life is improved.

The invention discloses a dust collector ground brush with a self-walking function. The dust collector ground brush comprises a base, an upper cover and a rolling brush assembly. A nozzle is formed in the base in a through mode, and a detachable part is arranged on the base at the length direction end of the nozzle. The upper cover is provided with a rolling brush bin in a clamping mode; the lower end of the rolling brush bin is arranged on the nozzle in a buckling mode, and the lower end of the upper cover is arranged on the base in a buckling mode. The rolling brush assembly is arranged in the rolling brush bin, and protrudes downwards to be out of the base by a certain distance. One end of the rolling brush assembly is connected with a drive motor, and the other end of the rolling brush assembly is supported on the detachable part. Elastic rollers are arranged at the both ends of the rolling brush assembly. The dust collector ground brush with the self-walking function has the advantages of solving the problem that the walking resistance of the ground brush is too large, improving the dust collecting effect and having the wide practical value.

The invention discloses a polypod-simulated pneumatic soft body underwater grasping robot. The polypod-simulated pneumatic soft body underwater grasping robot comprises a front portion, a middle portion and a rear portion, wherein the rear portion and the front portion are of the same structure, the rear portion is connected with the front portion through a connection frame, the front portion is of bilateral symmetry structure, the front portion comprises a large soft body bending driver, a small soft body bending driver, a top pressing cover, a bottom pressing cover and a pressing sheet, a first end of the large soft body bending driver is provided with two lug holders which are bilaterally symmetrical, a slotted hole is formed in the center of each lug holder, a second end of the large soft body bending driver is provided with a U-shaped flange, the middle of the large soft body bending driver is of a comb structure, a comb-shaped inner cavity is formed in the comb structure, a folded rectangular air bag is embedded in the inner cavity, the rectangular air bag is formed by laminating four layers of films, the two inner layers of the rectangular air bag are plastic films having airtightness, the two outer layers of the rectangular air bag are fiber layers having a reinforcement property, a first end of the rectangular air bag is connected with an air pipe, and a first end of the small soft body bending driver is of a square pyramid solid structure.

The invention provides a diamond window sealing device and a fabrication method thereof. The diamond window sealing device comprises a diamond membrane, a first metal layer, a Cu layer or an Al layerand a knife edge, wherein the first metal layer is deposited at an edge of the diamond membrane, the Cu layer or the Al layer is arranged on the first metal layer, and the knife edge is used for pressing the two metal layers and performing packing with main equipment. Compared with the prior art, a layer of metal Cu or Al is electroplated after surface metallization of diamond, a condition is created for sealing, so that a complicated welding process can be substituted by a simple knife edge sealing method; and by the diamond window sealing device provided by the invention, a diamond window standard device can be fabricated in mass production, the process is simple and practical, moreover, the diamond window sealing device is very convenient to repair or replace, and the application difficulty of the diamond window device is greatly reduced.

The invention discloses a protection device for the wiring harnesses in a distribution box. The protection device includes a protection frame. Protection covers are arranged on the top of the protection frame. One side of the top of the protection frame is rotationally connected with one side of the bottom of each protection cover. A limiting device penetrates one side of each protection cover. The protection frame is internally provided with wire placing slots. Each limiting device includes a sliding rod which is arranged on one side of the corresponding protection cover in a penetrating manner. A baffle plate is arranged on the top end of each sliding rod. A handle is arranged on the top of each baffle plate. A spring is arranged at the bottom of each baffle plate. The invention relatesto the technical field of distribution boxes. According to the protection device for the wiring harnesses in a distribution box, the limiting devices facilitate the repair and replacement of one wiring harness and bring convenience to users; and as multiple protection covers and wire placing slots are arranged, multiple wiring harnesses can be protected at the same time, any wiring harness can beseparately repaired and replaced, the problem that the wiring harnesses are scattered during disassembly of the protection device and needs to be reinstalled is avoided, manpower and material resources are saved, and the mess of the wiring harnesses is avoided.

The invention discloses a wireless fire alarm device used for fire protection engineering. The wireless fire alarm device comprises a motor, a base, a lead screw, a transparent plate, a lighting lamp,a controller, a supporting column, an installing plate and universal wheels. The lead screw is driven to rotate by using rotation of the motor so that movement of the position of the installing plateon the lead screw can be realized, adjustment of the height of the installing plate can be further realized, and different height demands of the installing plate under different situations can be met. Meanwhile, maintenance and replacing of the temperature sensor installed on the installing plate can be felicitated for the operator, operation is easy and rapid, and the equipment practicality canbe enhanced. The movement stability of the installing plate can be enhanced by arraignment of the supporting column, free movement of the equipment can be realized by arrangement of the universal wheels, the portability and the practicality of the equipment can be enhanced and the controller further controls lighting of the lighting lamp so that the light can be provided for escaping of the crowdin the dim light.

The invention discloses a server storage device which is convenient for heat dissipation, replacement and installation. They are all connected to the installation frame through dovetail sliders. A heat conduction plate is provided in the storage disk slot on the storage box. Fins are provided on the side wall of the heat conduction plate, and air guide ports are provided on both sides of the lower end of the storage disk slot. A heat dissipation fan is installed in the heat dissipation box, which improves the heat dissipation efficiency of the storage disk and increases the service life and use efficiency of the storage disk; a movable plate is arranged on the outside of the storage box, and a limit block is arranged on the movable plate, and the limit block will The main body of the storage disk is limited, and there is a limit piece on the movable plate, which makes the main body of the storage disk easy to replace and improves the maintenance efficiency of the maintenance personnel. This device has a reasonable structure, is simple and practical, and is convenient for maintenance personnel to repair and replace the storage disk. The heat dissipation performance of the storage disk is improved.

A harvester includes a conveyor having molded conveyor buckets. The conveyor includes a continuous first chain and a continuous second chain extending parallel to the first chain. Parallel spaced apart rods extend between the chains. Each bucket includes a front wall, a rear wall higher than the front wall, opposed sides connecting the front wall and the rear wall and a bottom portion connecting the front wall, the rear wall and the opposed sides. The front wall includes a mounting portion configured to extend over a rear wall of an adjacent bucket and one of the rods when assembled in a conveyor. The mounting portion is a lip in a first embodiment, an insert in a second embodiment and an upper portion of the front wall folded over in a third embodiment.

The invention provides a buried pipeline deformation degree detection method and a buried pipeline deformation degree evaluation method and relates to the technical field of buried pipeline detection. The buried pipeline deformation degree detection method comprises the following steps: substituting detection point coordinates measured by a laser profile scanner into an elliptic equation for fitting to obtain a first fitting equation; and obtaining the difference value between the long axis and/or short axis of the first fitting equation and factory diameter of a buried pipeline to obtain a first deformation degree characteristic of the buried pipeline, wherein detection points are more than one, and the more than one detection points are distributed along the circumference of the buried pipeline, and are arranged in the same plane vertical to the axial lead of the buried pipeline. The buried pipeline deformation degree evaluation method comprises the step of carrying out evaluation on deformation degree of the buried pipeline by utilizing the deformation degree characteristics above, wherein the larger the absolute value of the difference value of the deformation degree characteristics is, the greater the deformation degree of the buried pipeline is. The two methods can truly reflect actual deformation degree of the buried pipeline; and the method allows the buried pipeline to be maintained or replaced conveniently, and can obtain safety degree of the buried pipeline more easily and accurately.

The invention relates to the technical field of lighting lamps and discloses a remote control lamp in order to solve the problem of too many scrapped electronic circuit boards or difficult installation of the traditional remote control lamp. The remote control lamp comprises an edison base, and the like, and is characterized by comprising a gap connector (3), wherein a second external threaded component is arranged in the upward direction of the gap connector, and a second internal threaded component is arranged in the downward direction of the gap connector; an electronic circuit board is arranged in a base body; and the second external threaded component and the second internal threaded component are electrically connected through leads and the electronic circuit board. The remote control lamp has the advantages that the structure is novel; the lamp body can be directly screwed in the gap connector after the gap connector is directly screwed in the base, thereby achieving very convenient use, maintenance and replacement; the base does not need replacement, thereby saving installation; only the broken lamp body needs to be replaced and the electronic circuit board can be used continually, thereby saving money.

The invention discloses a convenient-to-replace high-voltage fuse. The convenient-to-replace high-voltage fuse comprises a bottom plate, wherein insulators are fixedly connected to both sides of the top of the bottom plate; fixed plates are fixedly connected to the tops of the insulators; mounting boxes are fixedly connected to the tops of the fixed plates; first moving plates and second moving plates are connected to both sides of the bottoms of inner walls of the mounting boxes in a sliding way; a first straight tooth plate is fixedly connected to the top of one side of each first moving plate; a second straight tooth plate is fixedly connected to the bottom of one side of each second moving plate; and a rotating shaft is rotationally connected to the back side of the inner wall of eachmounting box. The convenient-to-replace high-voltage fuse relates to the technical field of electrical components. The convenient-to-replace high-voltage fuse can be well detached conveniently in a time-saving and labor-saving way. Moreover, detachment can be performed without a large amount of assistance, so that the maintenance and replacement of the high-voltage fuse are facilitated. In the process of detachment, no damage is caused to the high-voltage fuse, so that the service life of the high-voltage fuse is prolonged greatly.

The invention discloses a heat dissipation structure of a motor, which comprises a water-cooled housing, an end cover and an air-cooled housing. On the shell; the side wall of the water-cooled shell is provided with a ring-shaped water-cooled flow channel, and the outer end surface of the water-cooled shell is provided with a liquid inlet and a liquid outlet connected with the water-cooled flow channel; the wind The cold shell is a structure with the left end closed and the right end open. A shaft hole is provided at the center of the left end face of the air-cooled shell, and a bearing positioning protrusion is provided on the inner wall of the shaft hole; There are a first circular protrusion and a second circular protrusion arranged coaxially with the shaft hole, and the inner diameter of the first circular protrusion is equal to the diameter of the shaft hole. The cooling effect of the invention is good, and the maintenance and replacement of the cooling fan are convenient.

The invention discloses an outer bottom adjusting mechanism of a hydraulic bracket, and the hydraulic bracket employing the outer bottom adjusting mechanism. The outer bottom adjusting mechanism comprises a base, a bottom adjusting single rod, a bottom adjusting double rod, and a bottom adjusting jack, wherein a cylinder body of the bottom adjusting jack is fixed outside the base; a piston rod of the bottom adjusting lifting jack is articulated with one end of the bottom adjusting double rod; one end of the bottom adjusting single rod is articulated with the base; and the other end of the bottom adjusting double rod is articulated with the other end of the bottom adjusting single rod. The whole bottom adjusting mechanism is located outside the base of the bracket, and is convenient to replace and maintain when the bottom adjusting mechanism is damaged in a pit in the use process.

The invention discloses a testing device for the reliability for a grating encoder and aims at solving the problems of low reliability, high fault rate, low operation quantity and difficulty in detaching of the grating encoder. The testing device comprises a main body part, a high-low telescopic trolley, a work condition simulating device and a detection control system, wherein the main body partcomprises a rotating device (A), a handling device (B) and a mounting device; the rotating device (A) comprises a rotary supporting bearing (1); the handling device (B) comprises a boss (5); the high-low telescopic trolley comprises a docking table (150) and taper pins (155) mounted on the docking table (150); the work condition simulating device comprises a three-comprehensiveness test chamber (159); a three-comprehensiveness test chamber base plate (162) is arranged in the three-comprehensiveness test chamber (159); the main body part is mounted on the three-comprehensiveness test chamber base plate (162) through the rotary supporting bearing (1); the high-low telescopic trolley is connected with the boss (5) through the taper pin (155); the detection control system is electrically connected with the mounting device and the work condition simulating device.

The invention relates to the technical field of traffic lamps, and discloses a maintenance-facilitating traffic lamp with a movable track. The maintenance-facilitating traffic lamp comprises a pre-buried base. The top part of the pre-buried base is fixedly provided with a supporting column. The top part of the supporting column is fixedly provided with a limiting plate. The external side of the supporting column is sleeved by a bushing. The left side of the bushing is fixedly provided with a balance block. According to the maintenance-facilitating traffic lamp with the movable track, the driving gear is simultaneously and synchronously driven to perform forward or reverse rotation through two driving motors, and the driving gear upward and downward rolls on the fixed gear rack of the bar groove so as to drive the bushing, the balance block, the installing shell and the bulb installing shell to upward and downward move. According to the mode, the problem of no moving track of the conventional traffic lamp can be effectively solved by rolling of the driving gear on the fixed gear rack so that the irradiation range of the traffic lamp can be effectively changed to a certain extent andthe damaged traffic lamp bulb can be conveniently replaced and maintained.

The invention relates to a stone dry-hanging joint. The stone dry-hanging joint comprises an aluminum alloy cross beam. A waterproof aluminum plate is arranged on the aluminum alloy cross beam. The stone dry-hanging joint is characterized in that the outer side of the aluminum alloy cross beam is connected with an aluminum alloy connecting piece; the aluminum alloy connecting piece is connected with a first hook through a bolt; a stainless steel plate and an adjusting gasket are arranged between the bolt and the aluminum alloy connecting piece; a second hook is hung on a hook body on the lower portion of the first hook; the upper portion of the first hook is arranged in a hook portion of a third hook; the second hook and the third hook are respectively fixed in a first stone material and a second stone material; and special-purpose weather-proof sealant and a foam strip are arranged between the first stone material and the second stone material. The mounting height of the first hook can be adjusted through the adjusting gasket, and the distance between the first hook and the third hook can be adjusted through a stainless steel adjusting screw, so that errors caused by installation and machining are adjusted. Moreover, the stone dry-hanging joint is safe and firm in structure and convenient to repair and change.

The invention relates to an operation method under a radioactive condition, provides a feeding method of a radioactive material liquid and aims at solving the defects of high cost, difficulty of replacing and repairing a feeding pump and low radioactive safety of operators in a current feeding method of a radioactive material liquid. The method comprises the steps of (1), setting a non-radioactive container and filling deionized water in the non-radioactive container; (2), arranging a sealed middle container, filling ionized water in an inner lower part of the middle container and filling an organic solvent in an upper part of the middle container; (3), arranging a sealed feeding container and filling the radioactive material liquid in the feeding container; (4), arranging a feeding pump and a pipeline; and (5), opening the feeding pump to feed the material. Due to the feeding method of the radioactive material liquid, quantitative feeding of the radioactive material liquid is realized, so that the cost of the feeding pump is greatly reduced, the feeding pump is easy to replace and repairing; and the feeding method is good, so that the generation of radioactive waste is reduced; a device used in the feeding method is simple and easy to operate.

The invention discloses a reaction device for producing water-based paint. The reaction device comprises a shell, wherein a steam cavity is formed inside the shell; a hollow cylinder is embedded inside the shell; a tank body is fixedly connected with the inner side of the shell; a discharge pipe is embedded at the lower end of the tank body, and runs through the inside of the hollow cylinder; assembly blocks are adhered to two ends of the inner side of the tank body; threaded rings are fixedly connected with two ends of each assembly block; a threaded knob is in threaded connection with the inner side of each threaded ring; a threaded groove is formed inside the tank body; and the other end of each threaded knob is in threaded connection with the inner side of the threaded groove. The reaction device for producing water-based paint can be used for effectively stirring water-based paint, is convenient for motor detachment to facilitate maintenance and replacement when the motor has a problem, and can be used for sampling for detection through a sampling tube in the reacting process along with simple operation and high safety.

The purpose of the present invention is to provide a kind of amphibious aircraft air cushion system, comprise body, air cushion, air passage, booster chamber are set in the body, intake fan is arranged on the body, intake fan is arranged at the entrance of air passage, air passage and pressurization The chambers communicate with each other through the air jet holes, the bottom surface of the pressurization chamber is the bottom plate, and the bottom plate is provided with exhaust holes, the air cushion includes air bags, the air bags are arranged under the bottom plate and outside the air jet holes, and the hydraulic device in the cabin is set in the pressurization chamber , the gasket is set in the airbag, the top of the shock absorber is connected with the hydraulic pressure in the cabin, the bottom of the shock absorber is connected with the air cushion through the gasket, the side of the air cushion is provided with a web, the rear of the air cushion is provided with a tail plate, and the web is connected The web hydraulics, the transom are connected to the transom hydraulics. The invention is applicable to various operating environments and complex terrains, has excellent cushioning performance, can improve water surface navigation speed, stability under high sea conditions, and safety during take-off and landing, shortens take-off and landing time, and enhances maneuverability and stealth performance.

The invention relates to a biconical high consistency refiner which comprises a machine frame, a main shaft, a refining chamber base, the middle portion of a refining chamber, and a refining chamber cover, wherein a bearing seat is horizontally and fixedly installed on the machine frame, the refining chamber cover, the middle portion of the refining chamber, and the refining chamber base are formed coaxially, the closed refining chamber is defined by the refining chamber cover, the middle portion of the refining chamber, and the refining chamber base, a biconical stator is fixedly installed on the main shaft arranged inside the middle portion of the refining chamber coaxially, a biconical rotor is installed in an inner gap of the biconical stator, and three refiner areas, namely two conical refiner areas arranged in a mirror symmetry mode and a cylindrical refiner area connected in the middle, are formed by the biconical rotor and the biconical stator. The refining chamber cover and the middle portion of the refining chamber can be opened in the radial direction by means of a mechanical arm and a hinge with the refining chamber base as the basis, so that refining chamber maintenance and adhesive disc replacement are facilitated. Under the condition that the effective refining area stays the same, the no-load power consumption of the biconical high consistency refiner is much lower than that of a single-tray high consistency refiner and a three-tray high consistency refiner. Under the condition that the axial length stays the same, the radial size and no-load power consumption of the biconical high consistency refiner are smaller than those of a conical high consistency refiner.

The invention discloses an amplitude-modulation hydraulic overturning frame which is used for solving the problems that the connection strength between a plow main shaft and a plow frame triangular frame is not high, and the plow triangular frame cannot be overturned normally after amplitude modulation in the existing amplitude-modulation hydraulic overturning frame. The amplitude-modulation hydraulic overturning frame comprises a traction device, an amplitude modulation device, a power device, an overturning device and a triangular frame, wherein the power device comprises an oil cylinder hanging frame, a first overturning oil cylinder, a second overturning oil cylinder and an oil cylinder hoisting seat, and L-shaped plates are arranged at the piston rod ends of the first overturning oil cylinder and the second overturning oil cylinder; the amplitude modulation device comprises a guide rail sleeve, an upper guide rail, a lower guide rail, a main cross beam and an amplitude modulation oil cylinder, wherein the guide rail sleeve is internally provided with an upper cylindrical guide rail and a lower cylindrical guide rail, and guide sleeves are arranged outside the upper cylindrical guide rail and the lower cylindrical guide rail. The frame can be used for adjusting the left plow amplitude or the right plow amplitude of an integral plow according to the plowing demands of a user, and also can be rotated normally after amplitude modulation, and has the characteristics of simple structure, convenient and time-saving amplitude modulation, flexible overturning and stable amplitude modulation performance.

The invention relates to an emergency method for leakage of dangerous articles of bridge drainage pipeline, which is characterized in that the emergency control system comprises a central control system, a monitoring system, a sensing system, an electronic control system, an alarm system, electric valves and a control circuit. Through the sensing system, the automatic opening and closing of the electric valves can be controlled; through the monitoring system, the bridge running condition can be monitored so that when emergency condition such as leakage of dangerous articles occurs, the electric valves for the drainage pipeline can be controlled in a unified manner through the central control system and that the drainage pipeline is closed to prevent or postpone the entering of the dangerous articles into the water body under the bridge. With the emergency system, it is possible to effectively prevent or postpone the entering of the dangerous articles into rivers so as to gain precious time for relevant department for emergency handling. The method is highly economic, effective, and applicable. The method also has a high promotion value.