66results about How to "Avoid crushing situations" patented technology

The invention belongs to the technical field of railway transportation equipment and discloses a non-stop boarding and deboarding type passenger train system and a train non-stop boarding and deboarding method. The system comprises a main rail, a train, auxiliary rails, a passenger boarding transport flat car and a passenger deboarding transport flat car, and the passenger boarding transport flat car and the passenger deboarding transport flat car move along the auxiliary rails. A passenger transfer carriage is loaded on the passenger boarding transport flat car, the train is provided with a flat plate section which carries a passenger transfer carriage, the passenger transfer carriage of the train is transversely pushed to the passenger deboarding transport flat car to realize deboarding, and the passenger transfer carriage on the passenger boarding transport flat car is transversely pushed to the train to realize boarding. Quickness in passenger transferring is realized, parallel movement length of the train and transferring trains is decreased, and injuries of crowded passengers and time insufficiency in passenger transferring due to short transferring time can be avoided.

The invention provides an automatic train turn-back method and device, electronic equipment and a storage medium. The method comprises the steps: if a next station of a train is determined to be a terminal station, sending an alarm that the train is about to enter an automatic turn-back AR mode before the train arrives at a turn-back rail of the terminal station; receiving confirmation operation of a driver for the AR mode alarm and manual control operation of the driver of closing the current control end; controlling the train to enter a turn-back rail and stop at a turn-back platform of the terminal station, judging whether the current route of the train is a turn-back route or not, and if yes, triggering a control end and a waiting end to exchange a process; and sending an interchange process completion signal to prompt the driver to enter the interchanged control end so that the driver can start manual control of the interchanged control end. According to the method, the device, the electronic equipment and the storage medium provided by the invention, the requirements for response time and operation of a driver are reduced, and the time consumption is reduced so as to avoid a vehicle pressing condition in an operation peak period.

The invention discloses plastic production equipment. The plastic production equipment structurally comprises a feeding hopper, a crushing bin, a power bin, a base support, and a collection hopper; the power bin is installed at the rear end of the crushing bin; the base support is embedded in and fixed at the lower end of the crushing bin; the collection hopper is in clearance fit with the base support; the crushing bin is welded to the lower end of the feeding hopper; through the cooperation of a rotating block in the crushing bin and a crushing tool, spherical polyethylene plastic can be crushed, a cutting blade is driven by a movable bending rod to cut the polyethylene plastic to avoid the condition that the polyethylene plastic is not likely to be crushed by the crushing tool, a crushing mechanism on a telescopic block can crush the spherical polyethylene plastic with smaller size, and a tool bit on a connecting rod can cut the spherical polyethylene plastic of which the bottom issmaller to avoid the condition that a cutting mechanism cannot crush spherical polyethylene plastic with smaller size.

The invention discloses a communication cabinet with an overcurrent protection function. The communication cabinet comprises a press contact switch, a press plate, an upright post, a heating net, a first heat radiation sheet, spring posts, an arc-shaped top plate, an overload protector, a condensing pipe, a refrigeration block, a condensing box, a condensing box installing plate, electromagnetic valves, a three-way pipe, a fan, a square heating pipe, a heating wire, an air outlet joint, outer plates, inner plates, a temperature and humidity sensor, article placing plates, a heat radiation fan,reinforcing posts, cavities, heat radiation pipes, a lightning protector, a cabinet body and a cabinet door. The communication cabinet with overcurrent protection function comprises a heat radiationdrying mechanism; the heat radiation effect is relatively good; the communication cabinet is applicable to cabinet bodies with greater volume; the communication cabinet with the overcurrent protectionfunction comprises a cabinet top mechanism; in snowy days in winter, when snow accumulated on the top plate of the cabinet top mechanism is much, the press contact switch can be closed, so that the heating net in the arc-shaped top plate works; when the heating net works, accumulated snow on the arc-shaped top plate thaw; the occurrence of the snow accumulation condition on the top of the cabinetbody is reduced; the occurrence of the condition that the cabinet body collapses under the pressure of the accumulated snow is favorably avoided.

The invention provides rotary tower type non-stop unwinding equipment. The rotary tower type non-stop unwinding equipment comprises a scroll lifting part, a scroll rotating part, a cutting part and apaper path buffer part, wherein the scroll lifting part comprises a supporting frame and a tray frame; a V-shaped disc driven by a regulating mechanism is arranged on the tray frame; one end of the tray frame is provided with a protective mechanism; the scroll rotating part comprises two unwinding wall boards and a rotary disc; a supporting positioning mechanism is arranged between each rotary disc and each unwinding wall board; two scroll clamping mechanisms are arranged on the two rotary discs; a transmission mechanism is arranged between each unwinding wall board and each scroll clamping mechanism; the cutting part comprises two groups of cutting devices; and ach cutting device comprises a pressing mechanism and a cutter. A non-shaft type two-side synchronous drive way is adopted, so that the problems such as poor unwinding stability and poor accuracy are solved; and moreover, the rotary tower type non-stop unwinding equipment is stable for positive and negative unwinding ways, andhas characteristics of transmission stability, high safety and applicability to smaller-roll-diameter scroll cutting.

The invention provides a grinding device for a joint of a ceramic blank and an application method thereof and relates to the field of ceramic processing. The grinding device for the joint of the ceramic blank comprises a base. Supporting columns are fixedly connected to two sides of the top of the base, a clamping device is welded to the tops of the supporting columns, the clamping device comprises a supporting cover, a lifting mechanism is arranged on the inner side of the supporting cover, the lifting mechanism comprises a sliding cover, and the top of the sliding cover penetrates the bottomof the supporting cover and stretches into an inner cavity of the supporting cover. When the device is used, a ceramic blank body is placed to the top of a lifting table and the ceramic blank body isfurther lifted through the lifting table according to the shape of the ceramic blank body, so that the ceramic blank body can be clamped by the clamping device conveniently, and the ceramic blank body can be safely and conveniently fixed. A winching wheel can winch different positions of the ceramic blank body, so that the joint of the ceramic blank body is ground conveniently.

The invention discloses a dismountable diamond saw blade assembly. The dismountable diamond saw blade assembly comprises a first fixing part, a second fixing part, a mounting part, a plurality of sawblades and a bolt assembly, wherein the saw blades are sectorial, and each saw blade comprises a mounting part, a connecting part and a cutter body; the first fixing part, the second fixing part and the mounting part are circular and are concentrically arranged; the mounting part is fixedly arranged between the first fixing part and the second fixing part; the diameter of the mounting part is lessthan the diameter of the first fixing part and the diameter of the second fixing part; a mounting space is formed between the first fixing part and the second fixing part; the mounting parts of the saw blades are inserted into the mounting space in a fitting manner; the plurality of saw blades are annularly arranged along the outer circumference of the mounting part, and connecting parts of the saw blades are positioned between the mounting parts and the cutter bodies; discharging gaps are formed in two ends of the cutter bodies; a plurality of saw kerfs are formed in the cutter bodies; and aheat dissipating space is formed between every two adjacent saw blades. According to the dismountable diamond saw blade assembly, the saw blades are conveniently dismounted and replaced, and the damage caused by expanding in heat can be avoided; the device cutting quality is high; and the working efficiency is high.

The invention relates to a fruit picking machine for agricultural planting and a use method. The machine comprises a supporting discharging net, a vibration device, a traction rope and a wrapping frame; the vibration device is arranged on the outer side of the supporting discharging net, and the upper portion of the vibration device is connected with the wrapping frame through the traction rope. Accordingly, the problems can be solved that in the picking process, fruits are knocked off through a bamboo pole, part of branches are likely to be broken, the time for the broken branches growing again is long, the yield of the next year is likely to be affected, in the falling process, due to the fact that the force of manual rod swinging is large and different, part of immature fruits are likely to be knocked off, then fruit waste is caused, the fallen fruits are likely to fall into the ground due to the fact that the fruits are not received in time or not received stably, thus the fruit skin is damaged, and the fruit quality and harvest yield are affected.

The invention belongs to the technical field of biomass fuels, and in particular relates to a mobile plant biomass pulverizing device. The technical problem to be solved by the present invention is toprovide a mobile plant biomass pulverizing device capable of screening sand, capable of automatic bagging, having good pulverizing effect, and saving time and labor. The mobile plant biomass pulverizing device comprises a storage box, universal wheels, a foot brake, a hinge, a box door, a first sliding sleeve, a second sliding sleeve, a T-shaped sliding rod, a bracket, a circular crushing box, afirst bearing seat, etc.; and the foot brake is installed on one universal wheel, the box door is hinged to the front side of the storage box through the hinge, the first sliding sleeve is fixed to the upper end of a side of the hinge, the second sliding sleeve is fixed to the side part of the storage box, and the first sliding sleeve corresponds to the second sliding sleeve. The mobile plant biomass pulverizing device achieves the effects of screening sand, automatically conducting bagging, being good in smashing effect, dustproof and energy-saving, saving time and labor, and having a dryingfunction.

The invention relates to a hammer, more specifically a new type of hammer device suitable for various iron nails, on which iron nails of different lengths and diameters can be fixed, and there is no need to hold the iron nails by hand when nailing nails, so as to avoid hand-holding due to improper operation. Occurrence of injuries from being smashed. The front and rear ends of the convex seat are provided with fixed sleeves, and the two fixed sleeves are located at the lower end of the convex seat, and the iron nail fixing assembly is arranged at the lower end of the hammer body; Thumb screw connecting rods are fixedly connected between the sliding side rods, and the middle position of the thumb screw connecting rods is connected with a thumb screw through threads. On the right end face of the hammer body, the iron nail top plate is located below the convex seat, and the iron nail top plate is matched with the right end surface of the hammer body. The iron nails are placed in grooves, and the front and rear ends of the front plate are fixedly connected with round rod inserting plates.

The invention belongs to the field of machining equipment, and particularly relates to a straightening tool for adjusting the flatness of a workpiece. The straightening tool comprises a supporting assembly and a straightening assembly, and the supporting assembly is symmetrically arranged with the straightening assembly as the center; the supporting assembly comprises a supporting table, and a supporting notch used for clamping a workpiece is formed in the upper end face of the supporting table; the straightening assembly is composed of an ejection block and a pressing head, and the ejector block is arranged under the pressing head. A height adjusting mechanism is arranged below the ejection block, or the supporting notch is composed of a bottom support and side clamping plates on the two sides of the bottom support, and the bottom support and the supporting table are integrated and arranged at the top end of the supporting table. Through the arrangement of the ejection block, the situation that a workpiece is pressed to be broken in the straightening process can be effectively avoided; and the straightening efficiency and the straightening effect can be greatly improved.

The invention relates to a power transformer convenient to install. The power transformer comprises a transformer body, a bottom frame, a first fixing device, a support frame, a second fixing device and an emergency fixing device, wherein the bottom frame is installed at the lower end of the transformer body, the first fixing device is installed at the front end of the bottom frame, the support frame is embedded in the rear end of the bottom frame, the second fixing device is installed at the lower end of the support frame, and the emergency fixing device is installed on the bottom frame. The power transformer of the invention can overcome the problems that when a traditional power transformer is installed, the power transformer is usually installed on a rod-shaped object through a fixing frame, the fixing frame and the rod-shaped object are generally locked and clasped one time for reducing the risk of high-altitude operation of personnel during installation of the transformer, a clasping degree is low due to single-time clasping, and in severe weather, wind resistance is poor, the situation of loosening of the power transformer possibly occurs, and the transformer slides down and is damaged.

The invention relates to the technical field of training safety, in particular to a safety protection system applied to a barbell, which comprises a falling protection module, and the falling protection module comprises an acceleration acquisition module, a falling analysis module and an emergency protection module; the acceleration acquisition module is used for detecting acceleration data at two ends of a barbell; the falling analysis module is used for analyzing the falling state of the barbell according to the acceleration data of the two ends of the barbell, and the falling state comprises a normal falling state and a dangerous falling state; and the emergency protection module comprises an emergency air bag arranged on a barbell disc and an inflation protection module for controlling the emergency air bag to be rapidly inflated, and the inflation protection module is used for controlling the emergency air bag to be rapidly inflated in a dangerous falling state. According to the scheme, the situation that a user is injured by a barbell is avoided through the buffering effect of the air bag, and therefore life health and safety of the user are guaranteed, and the user is safer in the strength training process.

The invention discloses a moisture-proof device for store office supplies. The moisture-proof device includes a moisture-proof box, a drive motor, a placing plate and a cover door, wherein the inner wall of the moisture-proof box is sprayed with a water-proof layer, and the outer layer of the waterproof layer is fixed with a mother magic patch, the outer layer of the mother magic patch is adheredwith a child magic patch. The driving motor is installed above the moisture-proof box, the damping plate is installed inside the moisture-proof box, the tail end of the placing plate is connected withthe support plate through a slider, the surface of the support plate is provided with a sliding groove, the tail end of the cover door is connected with the outer wall of the moisture-proof box through a hinge, and the inner bottom end of the moisture-proof box is provided with a fan device. As the moisture-proof device for store office articles is connected by the mother magic sticker and the child magic sticker, the device is convenient for the us to install and disassemble the water-absorbing sponge, the water-absorbing sponge can be dried and replaced, and the moisture inside the moisture-proof box can be absorbed because the water-absorbing sponge has certain water-absorbing function, and the moisture inside the moisture-absorbing box can be absorbed, so that the dryness inside the moisture-absorbing sponge can be maintained.

The invention discloses a piston type food racking machine and a racking method thereof. The piston type food racking machine comprises a base, a working table is arranged on the base, and a material suction and injection device is fixed to the working table. The material suction and injection device comprises an injector assembly, the injector assembly is connected with a valve element steering component, the valve element steering component is connected with a swing steering cylinder through a crank, and the swing steering cylinder is connected with the working table through a revolute pair. The injector assembly comprises a support, the support is connected with a material suction barrel, a protrusion is arranged at one end of the material suction barrel and is connected with the valve element steering component, a material suction hole is formed inside the material suction barrel, a material suction plunger is arranged inside the material suction hole and is connected with a plunger plate, and the plunger plate is connected with a plunger type cylinder. The piston type food racking machine can improve production efficiency, accurately control the mixing proportion and weight of food materials, guarantee that the food materials will not be damaged in the filling process, ensure that products are attractive in appearance and good in taste and prevent large-particle food materials from blocking equipment.

A high-speed asphalt agitator without jam has an agitating tank with antiwear liner on its arc bottom, and two agitating axle with blades. It features that the rotational center of said agitating axle and blades and the circular center of said arc bottom are eccentric, so the distance between the tracing of blades and the antiwear liner is gradually increased, resulting in no jam.

The invention provides a thickener control system and method, and belongs to the technical field of beneficiation. The method comprises the following steps: adjusting the lifting height of a harrow frame according to the rotation resistance of the harrow frame, wherein the rotation resistance is in direct proportion to the pressure value of the pressure gauge; adjusting the rotating speed of the rake frame according to the thickness of a mud bed in the concentration tank; and adjusting the additive amount of a flocculating agent according to the suspended matter concentration of the overflow water in the overflow weir of the concentration tank. The technical effects that the automation degree of the thickener is improved, the rake pressing phenomenon is avoided to the maximum extent, the working efficiency of the thickener is improved, and the service life of the thickener is prolonged are achieved.

The invention discloses a rapid bonnet assembling assembly. The rapid bonnet assembling assembly comprises a valve assembling end, a bonnet and a bonnet lifting appliance, wherein a plurality of assembling bolts are arranged on the end surface of the valve assembling end, a plurality of assembling through holes matched with the assembling bolts are arranged in the bonnet, and a connecting boss isarranged on the side which is far from the valve assembling end of the bonnet; and the bonnet lifting appliance is matched with the connecting boss, and a handle is arranged on the bonnet lifting appliance. According to the rapid bonnet assembling assembly, the bonnet is transported through the bonnet lifting appliance, the bonnet can be rapidly assembled at the valve assembling end, the assembling efficiency is increased, and the condition of figure hurt caused by manual transportation is avoided.

The invention belongs to the field of intelligent street lamps, and particularly relates to a protection mechanism for an intelligent street lamp of an intelligent city based on the Internet of Things. The protection mechanism comprises a base, wherein a supporting column is fixedly connected to the top of the base, a transverse rod is fixedly connected to the top of the supporting column, and a lamp cap is fixedly connected to an outer end of the transverse rod; a controller and a tilt angle sensor are fixedly installed on a surface of the supporting column, and a solar cell panel and a storage battery are fixedly installed on the top of the transverse rod. When a protection pipe is impacted, preliminary buffering is conducted through a spring, meanwhile, a pressure sensor can feed back a pressure numerical value, then a controller can adjust the thrust of an electromagnet, and therefore the protection performance can be improved, meanwhile, a supporting column can be pulled outwards in a traction mode, and further damage caused by hitting the vehicle is avoided.

The invention relates to the technical field of mechanical dies and discloses a cold drawing die for a seamless steel pipe. The cold drawing die comprises a base. A fixing sleeve is fixedly connectedto the bottom of an inner cavity of the base, and a drive motor is fixedly connected to the middle of the fixing sleeve in a sleeved manner. An output shaft of the drive motor is fixedly connected with a drive bearing in a sleeved manner, and the outer edge of the drive bearing is engaged with the outer edge of a bearing gear. The side face of the bearing gear is fixedly connected with a supporting pillar, and the other end of the supporting pillar is movably connected to the side wall of the inner cavity of the base in a sleeving manner. The other side of the bearing gear is fixedly connectedwith a rolling gear. By means of the cold drawing die for the seamless steel pipe, due to connection of a liquid conveying pipe and a sprinkling head, it is ensured that the cold drawing die for theseamless steel pipe can achieve rapid cooling in the work process, fast machining of the steel pipe is assisted, and the phenomenon that due to the low cooling speed, people need to wait for steel cooling for a long time, meanwhile, the steel pipe is overheated, the workers can be scalded, and the machining efficiency of the seamless steel pipe is lowered can be avoided.

The invention discloses soft foam plastic product preparation equipment which structurally comprises a handle, a conveying table and a cutting table. The handle is movably clamped with the edge side of the cutting table, the cutting table is welded to the rear end of the conveying table, and a lower plate can slide obliquely upwards along a fixed plate through continuous thrust generated by secondarily recycled soft foam plastic on sawteeth, so that the lower plate can drive the sawteeth to transversely saw off secondary recycled soft foam plastic, and the situation that vertical partition plates on the four sides of the secondary recycled soft foam plastic can be broken due to vertical downward pressing of a cutter is effectively avoided, when the cutter is driven by a lower push rod to ascend, an abutting plate extends downwards to reset to generate inertia force, and the abutting plate can repeatedly stretch out and draw back along an upper connecting plate and then reset, so that an inner connecting cavity can extrude air flow outwards to blow away foamed plastic particles attached to the bottom of a cutter body, and the situation that the foamed plastic particles are attached to the bottom of the abutting plate due to static electricity is effectively avoided.

The invention discloses a strengthened clutch and an engine. The strengthened clutch comprises a pressing plate, a friction plate assembly, a center sleeve body, an elastic assembly and a lifting plate which are sequentially arranged in the axial direction; the center sleeve body and the friction plate assembly are arranged between the lifting plate and the pressing plate in a sliding mode in theaxial direction, a spring assembly is installed in the center sleeve body and compresses the center sleeve body in the axial direction; the lifting plate is driven to overcome resilience force of theelastic assembly to drive the center sleeve body to achieve combination or separation of the friction plate assembly; and a screw pair is arranged between the center sleeve body and the pressing platein a matched mode, and when the clutch slides and grinds, the screw pair generates axial force on the center sleeve body so that the friction plate assembly can tend to be combined. The strengthenedclutch and the engine are simple in structure, convenient to machine, low in cost, and beneficial to increase of clutch reserve coefficients, increase of transmission torque, increase of engine reliability, prolong the service life of the clutch, and eliminate tremolo in the sliding friction process.

The invention discloses a hoisting structure of a flange with an inner tapered hole, which comprises a flange and a hoisting tool. The flange is provided with a bolt connection hole and a through hole; the lower part of the through hole is a tapered hole; the hoisting tool includes a suspension rod, a sleeve and multiple Group boom assembly; the sleeve is set on the boom, the upper end of the boom is provided with an upper handle, and the upper end of the sleeve is provided with a lower handle; the boom assembly includes a fixed rod, a matching rod and a connecting rod, the fixed rod and the sleeve Fixed connection, the two ends of the matching rod are respectively hinged with the fixed rod and the connecting rod, the two ends of the connecting rod are respectively hinged with the matching rod and the suspension rod, and the outer part of the matching rod is matched with the inner tapered hole of the flange; The flange with the inner tapered hole can be hoisted and transported through the cooperation of the hoisting tool with the inner tapered hole of the flange. The hoisting tool has a simple structure and is easy to operate, which improves the handling efficiency and avoids the crushing of the fingers. Improve the health of workers and reduce labor losses.

Automatic glass turning-over and conveying equipment belongs to the technical field of glass production equipment and comprises a conveying device, a turning-over device capable of independently moving and positioning is arranged in the conveying device and comprises a supporting frame, and the supporting frame is connected with a mounting seat through a lifting mechanism. The glass turnover device has the beneficial effects that the glass turnover device is simple in structure and high in universality, automatic and stable suction, turnover and conveying of glass are achieved, the problem of quality loss of the glass in the turnover process is avoided, and the glass turnover device is suitable for popularization and application. Meanwhile, the labor intensity of workers is relieved, and the production efficiency is improved.

The invention discloses a water surface garbage collection device for urban ecological environment treatment, and relates to the technical field of water surface treatment. Particularly, the water surface garbage collection device comprises a drag weight plate and waterproof plates, wherein a ring network is arranged at the upper end of the drag weight plate; a supporting column penetrates the interior of the ring network; a first floating plate is arranged on the top end of the ring network; a second floating plate is arranged at the right side of the first floating plate; the waterproof plates are respectively arranged at the upper ends of the first floating plate and the second floating plate; a first mounting groove and a second mounting groove are respectively formed in the edges of the inner walls of the first floating plate and the second floating plate; and the outer ring of a positioning bar is wound with a telescopic spring. According to the water surface garbage collection device for urban ecological environment treatment, the inner wall of a wiping sponge is closely adhered to the outer wall of a water inlet pipe and has a fixation effect on the water inlet pipe, so that the water pressure of the water inlet pipe in a working process has certain supporting force, the water inlet pipe can be at a certain inclination angle, and therefore, a water suction pump sucks water.

A high-speed asphalt agitator without jam has an agitating tank with antiwear liner on its arc bottom, and two agitating axle with blades. It features that the rotational center of said agitating axleand blades and the circular center of said arc bottom are eccentric, so the distance between the tracing of blades and the antiwear liner is gradually increased, resulting in no jam.

The invention discloses a splitting method for ultrathin electronic grade glass fiber cloth. Two times of horizontal needle-punching methods are adopted for high-pressure splitting, fitness between rubber press rolls is adjusted by a press wheel fitness adjusting device, so that good splitting effect on the ultrathin glass fiber cloth is realized, meanwhile, through combination with expanding andshaping treatment of the ultrathin glass fiber cloth and special silane formula for impregnating the ultrathin glass fiber cloth, the high-performance ultrathin glass fiber cloth can be obtained, warpand weft width of the ultrathin glass fiber cloth is increased, weft twist is avoided, physical indexes such as impregnation time and air permeability are reduced, and the technical requirements of high-end copper-clad plate customers for HDI processes, IC package substrate processes and environment-friendly and halogen-free processes can be met.