16results about How to "Solve stuck" patented technology

The utility model discloses an elastic compression type anti-locking flashboard structure which comprises a valve body, a flat flashboard used for sealing the liquid inlet and outlet end of the valve body and a flashboard seat used for supporting the flat flashboard are arranged in the valve body, and the flat flashboard is located above the flashboard seat. The bottom end of the flashboard seat is provided with a compression rebound assembly used for compressing and rebounding the flashboard seat after acting force is applied to the flashboard seat in a certain direction, a sealing valve seat ring is arranged in the valve body and located at a port of one end of the liquid inlet and outlet end of the valve body, and the outer wall of the flashboard seat is wrapped with a second sealing rubber sleeve. The outer wall of the flat gate plate is coated with a first sealing rubber sleeve. According to the gate valve, the situation that the flat gate plate and the gate plate seat are stuck is effectively avoided, the situation that impurities are deposited on the gate plate seat is also effectively avoided, and the impurities can be automatically discharged along with flowing of liquid in the valve body.

The invention relates to the field of evaporators, in particular to an evaporator assembly of a marine air conditioner, which comprises a frame body and a snakelike calandria, and the snakelike calandria is arranged in the frame body and is used for enabling a refrigerant in the calandria to absorb heat and evaporate, taking away heat of surrounding air and water and realizing refrigeration and cooling; the liquid inlet pipe is arranged at the input end of the snakelike calandria and used for conveying a refrigerant into the snakelike calandria and providing a medium for refrigeration heat exchange; the embedded piece is arranged on the outer side of the snakelike calandria and used for positioning the fins and transmitting heat between the snakelike calandria and the fins at the same time; the fins are connected to the embedded pieces in a clamped mode and used for increasing the heat exchange area of the snakelike calandria, accelerating transfer of heat in air to the cooling calandria and improving the overall refrigeration efficiency, the evaporator assembly of the marine air conditioner can automatically trigger the impurity clearing and scraping action before the fins are disassembled, residual impurities on the top of an inner cavity of equipment are cleared away, and the overall refrigeration efficiency is improved. And the problem that the fins are stuck due to friction of impurities during disassembly is effectively avoided.

The invention relates to the field of power distribution network operation and maintenance first-aid repair operation tool carrying, in particular to a carrying tool and application thereof.The carrying tool comprises a moving mechanism, the moving mechanism comprises a walking assembly, a bearing plate is arranged on the upper portion of the walking assembly, an auxiliary obstacle crossing assembly is arranged on the bearing plate, and the auxiliary obstacle crossing assembly comprises telescopic parts arranged at the front end and the rear end of the bearing plate; the telescopic part stretches or shrinks in the vertical direction; the accommodating mechanism is arranged at the upper part of the bearing plate; through the combined design of the moving mechanism and the containing mechanism, the whole device becomes a'tool warehouse 'capable of moving autonomously, the problems that rush-repair personnel lift the hand and get on and off a vehicle difficultly are solved, manpower is liberated from heavy physical labor, the preparation time before work is remarkably shortened, and the emergency response speed is increased; through the design of the auxiliary obstacle crossing assembly, the front end and the rear end of the equipment can be lifted up in sequence when an obstacle is crossed, so that the walking assembly does not make contact with the obstacle, and the problem that the walking assembly is stuck by the obstacle is avoided.

The six-degree-of-freedom platform based on the electric cylinder comprises a platform structure and a buffering structure, and the platform structure is arranged on the buffering structure in a limiting mode. The platform structure is used for six-degree-of-freedom adjustment, a ball rod is in universal connection with the platform plate, height adjustment of the platform plate is controlled through a telescopic rod and an electric control telescopic adjusting base, and an electric cylinder is connected with a first hooke joint and a second hooke joint to control angle adjustment of the platform plate; the buffering structure is used for buffering and supporting the bottom of the platform structure, the platform structure comprises a platform plate, a first hooke joint, an electric cylinder and a second hooke joint, the lower end of the platform plate is fixedly connected with the first hooke joint, the electric cylinder is arranged at the lower end of the first hooke joint, and the lower end of the electric cylinder is hinged to the second hooke joint. The lower end of the second hooke joint is fixedly connected with a chassis. According to the six-degree-of-freedom platform based on the electric cylinder, the purpose of multi-angle regulation and control is achieved through structural arrangement.

The invention discloses self-adaptive gobi gravel curtain layer restoration integrated equipment, and belongs to the technical field of ecological restoration. The equipment comprises a machine body and at least one rotary spreading unit, wherein the rotary spreading unit comprises a rotary barrel, a rotary shaft, a driving motor, a stirring piece and a transmission mechanism. The rotating barrel is a vertically-arranged cylindrical barrel, and a plurality of discharging openings are evenly formed in the end face of the bottom end of the rotating barrel in the circumferential direction. The rotating shaft is coaxially and fixedly connected with the rotating barrel; the stirring piece is sleeved on the outer side of the rotating shaft and can slide along the axial direction. When the rotary barrel rotates, the gravels in the barrel are forcibly stirred and mixed under the action of centrifugal force and the stirring piece, and the mixed gravels are uniformly thrown out from the blanking port under the action of continuous centrifugal force to form planar spreading. Accurate control over the coverage rate is achieved through the multi-dimensional adjusting mechanism, the problems that in traditional construction, the gravel coverage rate cannot be accurately controlled, and uniformity is poor are solved, and efficient, continuous and accurate gobi gravel curtain layer repairing operation is achieved.

This application discloses a pair of pliers that is easy to assemble and disassemble, including a left and a right pair of pliers arranged in a cross configuration. The left pliers have a left plier shaft portion, and the right pliers have a right plier shaft portion. The left plier shaft portion includes a left connecting seat with a connecting groove. A connecting sleeve with internal threads is concentrically arranged in the connecting groove. The right plier shaft portion includes a right connecting seat with a gasket mounting groove and a connecting sleeve on opposite sides. A connecting hole is formed at the bottom of the gasket mounting groove. During assembly, the connecting sleeve is inserted into the annular mounting groove outside the connecting sleeve, and the bolt passes through the gasket and the connecting hole and is screwed into the internal thread of the connecting sleeve. Therefore, the pliers provided by this application can be assembled and disassembled using only a screwdriver. Its double-sleeve structure allows for both sliding rotation and adjustment of tightness at any time by tightening the bolt. The two pliers can be separated by removing the bolt, making it convenient to clean the dirt inside the pliers. The assembly and maintenance are simple, and the gasket forms an end face seal to prevent lubricating oil from seeping out, thus avoiding dirty hands and clothes.

The utility model discloses a fall box mechanism, this mechanism includes frame body, lifting mechanism, first falling mechanism, the middle position of frame body forms the accommodation cavity for accommodating the stacked meal box, lifting mechanism sets up in the left and right sides of the accommodation cavity for the control of the edge of the upper layer meal box in the stacked meal box to the lifting state, first falling mechanism sets up in the left and right sides of the accommodation cavity and is located the below of lifting mechanism, for the control of the edge of the lower layer meal box in the stacked meal box to the lifting state.

This utility model provides a cable asphalt coating device, belonging to the field of asphalt coating technology. It includes: an asphalt melting tank with a heating element inside; a baffle plate fixedly installed inside the asphalt melting tank, dividing it into a melted zone and a remelting zone; solid asphalt in the remelting zone is heated and melted before flowing to the melted zone; an asphalt drive wheel located in the melted zone and rotatably connected to the asphalt melting tank; and a conveyor plate fixedly installed inside the asphalt melting tank, with its first end extending into the tank to receive asphalt transferred from the drive wheel, and its second end located outside the tank. The advantage is that by setting a baffle plate inside the asphalt melting tank to divide it into a remelting zone and a melted zone, effective separation of solid asphalt and melted asphalt is achieved. This structure effectively prevents incompletely melted asphalt blocks from entering the subsequent coating area, thus avoiding the problem of the drive wheel jamming due to foreign matter blockage, and improving the stability and reliability of the equipment operation.

The utility model relates to the technical field of vibration discs, and discloses a vibration disc anti-jamming structure which comprises a machine body, a first cover plate is installed on the top of the machine body, a rocker is installed on the top of the first cover plate, a connecting block is fixedly connected to the bottom of the rocker, and a threaded rod is fixedly connected to the bottom end of the connecting block. The outer side of the threaded rod is in threaded connection with a threaded block, the bottom of the threaded rod is fixedly connected with a limiting block, the outer side of the threaded block is fixedly connected with a connecting rod, the right end of the connecting rod is fixedly connected with a trapezoidal block, and a conveying mechanism is installed on the outer side of the machine body and used for evenly conveying materials into the machine body. According to the material pushing device, due to the fact that a large number of materials are accumulated in equipment and clamping occurs, the interior of the equipment can be processed through the trapezoidal block by rotating the rocker, the clamped materials are pushed, and the clamping problem can be solved.

The application discloses a deep-sea quasi-rigid profile observation device with six-degree-of-freedom constraint function and belongs to the technical field of marine environment monitoring. The seat bottom base is connected with a water surface buoy unit through two passive guide ropes. The underwater instrument cabin is slidably arranged on the passive guide ropes through guide sliding block groups, and the passive guide ropes are oppositely arranged on the two sides of the underwater instrument cabin. The traction driving mechanism is arranged on the water surface buoy unit and is used for driving the underwater instrument cabin to float up. The guide sliding block group comprises a rigid support, the rigid support is sleeved on the passive guide rope, and three spherical rollers in rolling contact with the passive guide rope are arranged on the rigid support in a circumferential array. The application adopts a rolling holding structure with three wheels and 120-degree uniform distribution, eliminates the matching gap, and realizes the precise guiding effect without the lateral shaking or tilting of the instrument cabin even under the impact of sea current.

The utility model discloses a pneumatic control valve of parallel return spring floating valve rod, including valve body subassembly, piston, at least two springs and valve rod, the cavity is formed in the valve body subassembly, the piston is slidably arranged in the cavity, one of the spring coaxially covers and is arranged at the outside of another the spring, and two the spring with the one side of piston is opposite, and the other end is opposite with the lateral wall of the cavity, the valve rod is slidably arranged on the valve body subassembly, and one end of valve rod forms the plugging part, and the other end forms the floating part, and the floating part with the other side of piston is connected floatably. The utility model discloses split type valve rod and piston structure, and the piston is only subjected to axial force in the valve body, and it is difficult to jam, and the valve rod can float, and it is not necessary to guarantee high coaxial degree with the piston, can satisfy the coaxial requirement with valve seat hole, solves the problem that the valve rod is easy to eccentric or jam.

The embodiment of the application discloses a kind of sweeping robot passability judging method and device, sweeping robot is equipped with multiple moving components;Moving component includes telescopic support rod, universal wheel connected with support rod and angle detection device arranged in support rod, support rod is rotatably connected with the chassis of sweeping robot;The method comprises: obtaining the height of the chassis of sweeping robot and contact surface;Obtain the obstacle information of the environment around sweeping robot;According to the height of the chassis of sweeping robot and contact surface and the obstacle information, determine whether sweeping robot meets the passing condition;In the case where sweeping robot meets the passing condition, control sweeping robot to pass through obstacle.The real-time perception of own posture is realized by rotatably connected support rod and angle detection device, the accurate prediction of height information and obstacle information maximizes cleaning coverage rate under the premise of avoiding being stuck, significantly improves the cleaning effect of sweeping robot.

The application relates to a top lock locking and unlocking device for a cheese, a manipulator, equipment and a locking and unlocking method. The device comprises a righting assembly, a rotary driving assembly, a guide assembly and a top lock clamping assembly in a coaxial relationship. The guide assembly comprises a fixed cylinder and a guide pipe. The guide pipe is arranged in the middle of the fixed cylinder in a liftable manner. The lower part of the guide pipe is provided with a flared mouth. The righting assembly comprises two righting blocks. The two righting blocks right the top end of the yarn spindle rod from both sides. The righting height of the two righting blocks is relatively located below the top lock clamping assembly. The manipulator comprises the device. The equipment comprises the manipulator. The method uses the device to complete the locking and unlocking of the top lock on the upper part of the yarn spindle rod. The device first straightens the yarn spindle rod through the righting assembly, preliminarily aligns the yarn spindle rod with the top lock, then releases the yarn spindle rod through the righting assembly, continues to let the yarn spindle rod pass through the guide pipe to be completely centered, and finally tightens the top lock, so that the top lock is smoothly matched with the yarn spindle rod, manual operation is replaced, and the automation level of work is improved.

The utility model discloses compact type balance wheel anti -stuck drive mechanism, include: transmission part, anti -stuck part, the anti -stuck part includes fixed frame, shelter frame, dust screen, inner groove, guide block and guide rod, the fixed frame is fixed respectively in the upper and lower part of the outer surface of rotation axis no.

The utility model relates to the technical field of overhauling tools, and discloses a special tool for overhauling a direct current deicing device, which comprises a handle and a connecting piece, a screwdriver head is arranged in the connecting piece, one side of the outer wall of the connecting piece is fixedly connected with a connecting rod, one side of the outer wall of the handle is fixedly connected with a connecting head, and the connecting head is fixedly connected with the handle. A connecting box is fixedly connected to one side of the outer wall of the connector, a positioning assembly is arranged in the connecting rod and used for adjusting the length of the screwdriver rod, a sliding assembly is arranged on one side of the outer wall of the connecting rod and used for assisting adjustment of the screwdriver rod, and the positioning assembly comprises a fixing disc. The outer wall of the fixing disc is fixedly connected to the interior of the connecting rod. According to the screwdriver, the length of the screwdriver rod can be conveniently adjusted, operation inconvenience caused by the fact that the length of the screwdriver is fixed is avoided, the universality and scene adaptability of the screwdriver are enhanced, and the screwdriver head can be conveniently replaced through the arrangement of the elastic gasket.

This invention discloses a vacuum distillation apparatus and method for isophthaloyl / terephthaloyl chloride, belonging to the field of chemical separation technology. The distillation apparatus and process provided by this invention prevent terephthaloyl chloride from entering the vacuum system, thus protecting the vacuum system: due to the stepped cooling of the first-stage and second-stage cup coolers, the terephthaloyl chloride is fully condensed and recovered before entering the vacuum system. The Roots pump and ejector pump in the vacuum system only handle non-condensable gases, avoiding rotor jamming caused by material condensation and accumulation.