551results about How to "Avoid Stuck Situations" patented technology

The invention relates to an elevator car door lock device and an elevator. The elevator car door lock device comprises a belt, a door vane base, a first oscillating bar, a second oscillating bar, a horizontal crossbar, a telescopic device and a car door lock hook. The belt is connected with the first oscillating bar, and the first oscillating bar and the second oscillating bar are connected to the door knife base in a rotating mode. One end of the horizontal crossbar is connected with the car door lock hook, and the other end of the horizontal crossbar is provided with a protruding block. The protruding block abuts against one side, far from the first oscillating bar, of the second oscillating bar. The telescopic device comprises an energized magnet, a connection rod, a limit plate, a push plate and a telescopic spring, wherein the telescopic spring is arranged on the connection rod in a sleeving mode. The second oscillating bar is provided with a through hole matched with the connection rod, one end of the connection rod is connected with the limit plate, and the other end of the connection rod penetrates through the through hole and is connected with the push plate. The two ends of the telescopic spring abut against the push plate and the face, opposite to first oscillating bar, of the second oscillating bar respectively. According to the elevator car door lock device, the stroke difference between a landing door and a car door is greatly reduced, synchronicity between the landing door and the car door is improved, the length of an upper sill of the car door is greatly reduced, and an elevator well can be designed to be narrower.

The invention relates to an indoor decoration wall tile laying device. The indoor decoration wall tile laying device includes a moving device, two side plates, a feeding device, laying device bodies and plastering devices. The side plates are front and back symmetrically installed on the middle part of the upper end of the moving device, the feeding device is installed at the upper ends of the side plates by welding, the laying device bodies are laid below the feeding device, and the laying device bodies are installed in the side plates, and the plastering devices are arranged at the left endsof the laying device bodies. According to the indoor decoration wall tile laying device, the problems that the laying process is cumbersome and the manual installation accuracy is low due to the factthat when laying is carried out manually, the rough surface of a wall tile is plastered with cement manually, and then the wall tile is positioned and laid manually; and the laying efficiency of thewall tile is reduced due to the fact that when laying is carried out by an existing indoor wall tile laying device, the wall tile is manually placed on the wall tile laying device for locking and fixing, and then the rough surface of the wall tile is plastered with cement, the plastering of the cement is uneven during laying, wall tile laying produces hollowing, and the process of manual placing of the wall tile is cumbersome can be solved.

The invention discloses a full-automatic coiling machine. The key points of its technical scheme are that it includes a frame, a winding roller and a controller arranged on the frame, and a horizontal bar parallel to the winding roller is arranged on the frame. A slider that can slide on the cross bar is arranged on the upper body, a cutter and a suction cup are arranged on the slider, a conversion device is arranged on the frame, and at least two mounting seats are arranged on the conversion device, each mounting seat is equipped with a The winding roller, through the rotation of the conversion device, can drive the winding roller to move on the frame, and the frame is provided with a support device, which is located at the winding roller for work, and the support device is used to support the winding roller away from One end of the mounting base is provided with a transmission device on the frame, the transmission device is located at the supporting device, and the transmission device is arranged in linkage with the end of the winding roller away from the mounting base. The fully automatic winding machine of the present invention can improve the tape winding efficiency and reduce the labor intensity of workers.

The invention discloses a proof-of-work calculating method and system, electronic equipment, a program and a medium. The method comprises that a proof-of-work parameter is updated according to a preset period, the updated proof-of-work parameter is published, so that a mining machine calculates the proof-of-work on the basis of the updated proof-of-work parameter; and after that a proof-of-work result reported by the mining machine is received, whether the mining machine reporting the proof-of-work result completes the proof-of-work is confirmed according to whether the proof-of-work result iscompleted on the basis of the published proof-of-work parameter. Thus, a dead locking condition, namely, the condition that there is no participant that can complete the proof-of work, can be avoided.

The invention relates to the technical field of lifts, in particular to a lift door lock device. The lift door lock device comprises a left fastening rod, a right fastening rod, a car door lock assembly, a storey door lock assembly and a base. The base is connected with a car door. The left fastening rod, the right fastening rod and the car door lock assembly are all rotationally connected with the base. The left fastening rod and the right fastening rod are opposite. The storey door lock assembly is installed on a storey door and comprises a rolling wheel assembly. When the car door and the storey door are located on the same horizontal plane, the rolling wheel assembly is located between the left fastening rod and the right fastening rod, and the storey door lock assembly and the car door lock assembly are sequentially unlocked in the process that the right fastening rod is driven by a belt to move from the first position to the second position. According to the lift door lock device, the opening manner of a lift door is that the storey door lock and the car door lock are sequentially unlocked, and finally the car door lock and the storey door lock are opened in linkage; and in this way, the situation that the car door lock gets stuck when the car door is opened is avoided, the operation reliability of a lift is improved, and the attractiveness of the lift is improved. The invention further provides the lift.

The invention discloses a unit braking cylinder with a hand braking device. The unit braking cylinder comprises an integral diaphragm, a piston assembly, a cylinder assembly, a cylinder cover assembly, a sealing pad, a sealing ring, a supporting ring, a lubricating sleeve, a relieving spring, a hand braking lever, push iron, a dustproof sleeve, an automatic brake lining gap one-way adjusting device and a manual brake lining gap adjusting device. The push iron is fixedly connected with a piston rod. The hand braking lever is in pin joint with a hand braking seat fixedly connected to a cylinder cover. The bidirectional function of force during hand braking is achieved, the clamping stagnation phenomenon can be avoided, a double-nut conical surface clutch structure is adopted for the automatic brake lining gap one-way adjusting device, the structure is simple, the accessory universality is good, a protruding structure is adopted for a cylinder body, the cylinder body is integrally formed in a spinning mode, the airtightness of the cylinder body can be ensured, middle-arranged type installation of the unit braking cylinder can also be achieved, and the unit braking cylinder is complete in function, compact in structure and capable of meeting the requirement for fast truck loading.

The invention discloses an automatic ice maker and a refrigerator with the automatic ice maker. The automatic ice maker comprises an ice maker body, an ice making plate unit, a driving device, an ice probing pole and an ice storage box, wherein the ice making plate unit can be inserted in and pulled out from a cylindrical frame part of the ice maker body; the ice making plate unit comprises an ice making plate frame, an end cover and an ice making plate; the driving unit is installed on the ice maker body and is provided with a first driving shaft and a second driving shaft; the ice probing pole is arranged on the ice maker body; the ice making plate can be driven to rotate around the horizontal axis by the first driving shaft so as to drive the ice making plate to rotate in the ice making plate frame; the ice probing pole can be driven by the second driving shaft to rotate for a predetermined angle around the vertical axis in the horizontal plane so as to probe ice in the ice storagebox. According to the ice maker disclosed by the embodiment of the invention, as the ice probing pole can rotate in the horizontal direction for probing ice, thus the influence of ice accumulation shape can be overcame and the ice storage condition in the ice storage box can be accurately detected.

The invention relates to the technical field of pipe production and machining, in particular to an automatic pipe feeding and steel distribution device. The device comprises a supporting rod, a conveying structure, a lubricating structure, a material distribution structure, a buffering structure and a feeding structure; through the arrangement of the material distribution structure, pipes laid flat on the conveying structure can be singly extracted, so that the situation that the no pipe is distributed or multiple pipes are distributed during material distribution can be avoided, the one-by-one distribution efficiency of the pipes is improved, the effect of improving the production rhythm is achieved, and the buffering structure is further arranged on the material distribution structure, so that the pipes rolling down from the material distribution structure can be fully buffered, impact damage caused by direct rolling down of the pipes can be avoided, the pipes are protected, the pipes roll into the feeding structure, the pipes can be vertically conveyed through the feeding structure, it is guaranteed that a spraying production line is a pipe one-by-one spraying production line, and the pipes uniformly arranged on an arrangement bed are conveyed one by one, so that the spraying efficiency and quality can be greatly improved.

The invention relates to a corrugated board manufacture process. A bottom plate, side plates, a conveying device, a gluing device, a laminating device and a drying device are arranged to cooperatively complete manufacturing of a corrugated board. By means of the corrugated board manufacture process, the problem that when core paper and surface paper are pasted manually, glue needs to be smeared on the surface paper manually, and after the glue is smeared, the core paper is pasted on the surface paper, and accordingly, the manual corrugated paperboard manufacture process is tedious and low in efficiency and the problem that when existing corrugated board manufacture equipment is used for manufacturing corrugated boards, glue is generally directly smeared on the surface of the surface paper, the core paper is directly pasted on the surface of the surface paper through the existing corrugated board manufacture equipment after glue smearing is completed, and in the core paper pasting process, the existing equipment is likely to cause deformation of the distance between the core paper, and accordingly, the heights of the manufactured corrugated paperboards are different, and the manufacturing of the corrugated boards is unqualified can be solved.

The invention discloses a video transmitting and processing method and an apparatus. The method comprises the following steps: receiving at least one video frame; according to the video frame sending sequence length and in reference to the discrepancy in the sequence length as well as a precious packet loss ratio, calculating the packet loss ratio of this time; and based on the packet loss ratio this time, determining if the received video frame(s) is/are about to be abandoned or not. According to the technical schemes provided by the invention, it is possible to adjust the packet loss ratio of video frame(s) so as to accurately determine if the video frame(s) is/are abandoned or not. As a result, improper abandonment of video frame(s) caused by only one packet loss ration can be preventable; the problem of abandoning a section of continuous video frames in concentration happening in weak internet connection can also be well addressed. As a result, the abandonment of video frames becomes more reasonable, providing a smooth playing effect even in a poor internet connection condition and avoiding unclear and stuck video pictures.

The invention discloses a method for planting cherry trees with high disease resistance. According to the method, a probiotic stock solution is fermented, so that the activity of probiotics is greatlyimproved, rich nutrients are provided for cherry trees, the cherry trees are full of spirit, and the resistance of the cherry trees is improved; meanwhile, pathogenic bacteria breeding in soil can beeffectively inhibited, trunk nodulation and insects are prevented and controlled, and the disease resistance of trunks can be effectively improved; by reasonably configuring the components and proportions of the cherry tree planting soil, the disease resistance of the cherry trees is effectively improved; planting equipment can plant the cherry trees while digging pits, so that the planting efficiency is greatly improved, and it is guaranteed that saplings can be planted in the centers of the pit digging positions during planting; and meanwhile, through the design of two adjustable conveyingbelts, the circumstance that the saplings are jammed in a descending process in conveying pipes is effectively avoided in a planting process.

The invention discloses a smart protection and control system and method for a universal joint and a gearbox of a rotary cultivator. The system includes an angle sensor, a controller, a limit switch, an arrangement button, a lifting handle, a solenoid valve and a lifting arm oil cylinder, wherein the angle sensor is mounted on a rotation central shaft of a lifting arm of a rotary cutter of the rotary cultivator. The controller is mounted on the machine body of the rotary cultivator. The limit switch is mounted at a gear handle position of the rotary cutter of the rotary cultivator or at a clutch position of the rotary cutter. The arrangement button is mounted on an operation board of the rotary cultivator. The angle sensor, the limit switch, the arrangement button and the solenoid valve are connected with the controller. The the lifting handle is connected with the solenoid valve. The the lifting arm oil cylinder is connected to the lifting arm of the rotary cutter of the rotary cultivator via a connecting lever. The invention also provides a smart protection and control method for the universal joint and the gearbox of the rotary cultivator. According the invention, the system and the method guarantee that during tillage of the rotary cultivator, the value of the included angle of two shafts connected to the universal joint does not exceed the allowable maximum value, so that the universal joint and the gearbox are protected.

The invention discloses an automatic cleaning device used for an instrument panel of an automobile. The automatic cleaning device comprises a cleaning box, a micro motor is fixedly connected to one side of the bottom of the inner wall of the cleaning box through a connecting block, and a first belt pulley is arranged on the outer surface of an output shaft of the micro motor in a sleeving mode; a transmission box is fixedly connected to one side of the top of the cleaning box, supporting frames are fixedly connected to the two sides of the bottom of the inner wall of the transmission box, and a crankshaft is rotatably connected between the two supporting frames through a bearing; and one end of the crankshaft penetrates through the supporting frames and extends to one sides of the supporting frames. The invention relates to the technical field of automobile instrument equipment. According to the automatic cleaning device used for the instrument panel of the automobile, the cleaning effect is enhanced greatly, the fact that the instrument panel can be cleaned automatically only through controlling of a switch by operating of a driver is realized, occurrence of traffic accidents caused by manual wiping the instrument panel by people is well avoided, and rapid and efficient cleaning for the instrument panel is realized.

The invention relates to the technical field of vehicle-mounted military radars, in particular to a vehicle-mounted external illuminating radar antenna framework folding and unfolding mechanism. The adapted size range of the antenna aperture is relatively wide and antenna bearing rods are not limited in length and number; a traction mechanism realizes motion transmission among the antenna bearing rods, so that a driving mechanism only needs to be arranged on one bearing rod and the space is saved while the driving mechanism is simplified; a locking mechanism is simple to operate, and the bearing rods can be locked by one-step operation, so that large amounts of time and manpower costs are saved; in the locking mechanism, a taper pin is in conical fit with a taper pin seat, so that compared with a cylindrical surface, the situation of jamming caused by coaxiality can be avoided; a supporting arm is mounted on a main supporting frame; a driving apparatus is arranged on the edge of the supporting arm and connected with the antenna bearing rods; the traction mechanism is connected with the antenna bearing rods; and a guide apparatus and the locking mechanism are located between the supporting arm and the antenna bearing rods.

The invention belongs to the technical field of vending machines, particularly relates to an automatic bag discharging device of a vending machine, and provides the following scheme aiming at the problems that goods cannot be received by a bag discharging device in the patent, the goods damaged when falling down in the bag discharging process, and meanwhile, the goods cannot be supplemented in time after being sold. The automatic bag discharging device comprises a vending machine body, servo motors are fixed to the inner walls of the two sides of the vending machine body through screws, the output shafts of the servo motors are connected with lead screws through couplers, the outer walls of the lead screws are sleeved with sliding plates, and lifting plates are arranged on the outer wallsof the sliding plates. According to the present invention, a buffer spring and a foam pad can achieve a good buffer effect, goods can be prevented from being broken, the sales quality of the goods isimproved; a piston rod of an electric telescopic rod is controlled to extend, and a push plate can push the goods into a goods discharging barrel from a goods discharging barrel, so that the automaticgoods supplementation is achieved, operation is convenient, maintenance is convenient, and the use requirements of people are met.

A desilting, blowing and sand sucking device for construction of a bridge foundation steel cofferdam comprises a cover body, a sand flushing device and a sand sucking device, wherein the sand flushing device and the sand sucking device are arranged inside the cover body; the sand flushing device gathers mud gravel; the sand sucking device sucks and discharges the mid gravel out of the cover. The desilting, blowing and sand sucking device for construction of the bridge foundation steel cofferdam has the advantages of being high in efficiency, good in applicability, simple in structure, good in operability, economical efficiency and application prospect, and the like.