85results about How to "Prevent deformation or even damage" patented technology

The invention discloses a household gas cooker wireless monitoring system which comprises a controller, a wireless transceiver module, a gas cooker ON-state detection unit for real-time detection of the ON state of a gas cooker, an inflammable gas concentration detection unit for real-time detection of the concentration of inflammable gas around the gas cooker, a remote wireless communication terminal for bidirectional communication through the wireless transceiver module and the controller, a clock circuit for automatic statistics of continuous working time of the gas cooker, a hand-operated parameter setting unit, an alarm unit, a solenoid electric valve, and a display unit; the solenoid electric valve is mounted at a gas supply pipe mounted at a gas inlet of the monitored gas cooker, and both the ON/OFF state and the opening degree of the solenoid electric valve are controlled by the controller. The invention is simple in structure, convenient for wiring, simple in operation, high in intelligentization degree, and good in application effect, and can solve the defects of low automation and intelligentization degrees, inconvenient usage and operation, indispensability of personal on-site hand-operated control by users, incapability of realizing remote intelligent monitoring, and the like for current gas cookers.

The invention discloses a hydrogen storage reactor and system with a fin and a spiral coil type heat exchanger coupled, and belongs to the technical field of chemical reactor design. The overall structure of the reactor is a cylindrical shell, and the fin and the spiral coil type heat exchanger subjected to geometric structure optimization are coupled in the shell in an integrated mode, and a heat exchange fluid inlet and outlet pipeline and a hydrogen inlet and outlet pipeline are fixed to the top end and bottom end of the shell respectively. Heat exchange fluid enters the spiral coil type heat exchanger from the center of the top end of the shell, and flows out of the center of the bottom end of the shell, and hydrogen enters the shell through multiple holes channels evenly distributed in the top end of the shell, and reacts with metal hydride. The hydrogen storage reactor and system have the advantages that operation is easy, the structure is compact, hydrogen can be fast dispersed into a bed layer, the heat and mass transfer effect is good, and the hydrogen storage reactor and system are suitable for hydrogen occasions with the large heat effect in the hydrogenation/dehydrogenation reaction process.

The invention discloses a composite pressing block type phase change heat storage gas-solid hydrogen storage reactor. A whole structure is a cylindrical shell; the exterior of the reactor is coated with a thermal insulation layer; the interior of the reactor is loaded with a hierarchical porous tray convenient to dismount, the hierarchical porous tray is used for placing a composite pressing block, and the top of the reactor is fixed with hydrogen inlet and outlet pipelines. The top of the reactor is sealed with a large flange, and for preventing a powdered composite pressing block from entering the inlet and outlet pipelines, filter screens only for gas to pass through are fixed at the top and the bottom of the hierarchical porous tray respectively; the bottom of the tray is equipped witha stirring device. The composite pressing block is composed of an outer-circle metal hydride and an inner-circle phase change material. When a hydrogen storage material absorbs hydrogen, released heat is absorbed by the phase change material, and latent heat is stored; when the reactor releases hydrogen, the phase change material provides the heat to the hydrogen storage material to complete a dehydrogenation reaction. The reaction heat is recycled and used, an additional heat exchanger is not need, the structure is compact, the operation is simple, and the reactor is suitable for portable compact hydrogen power system application occasions, such as vehicle mounting, unmanned aerial vehicles, robots and the like.

The invention discloses a vehicle-mounted flywheel battery by adopting a five-degree-of-freedom hybrid magnetic bearing. The right middle inside a sealed vacuum chamber is provided with the five-degree-of-freedom hybrid magnetic bearing; the rotation shaft in the right middle of the magnetic bearing is coaxially and tightly sleeved with a magnetic bearing rotor; the right axial middle of the magnetic bearing rotor is tightly sleeved with a pulling force disc; the pulling force disc is fixedly sleeved with a flywheel; a stator pole is wound with a radial control coil; the axial stator is internally provided with an axial control coil; the right middle outside the top surface of an outer shell is a motor/generator, and the rotation shaft of the motor extends to the outer shell from top to bottom and is coaxially and fixedly connected onto the upper end of the rotation shaft of the magnetic bearing; the pulling force disc and the flywheel are integrated as a whole, the axial length of the flywheel battery is further shortened, gyroscopic effects can be effectively suppressed, two single three-degree-of-freedom hybrid magnetic bearings are integrated to form the five-degree-of-freedom hybrid magnetic bearing and are distributed at two sides of the pulling force disc in a mirror symmetry mode, and the control precision is high.

The invention belongs to the technical field of bridge construction and relates to a multidirectional deflection comb plate telescopic device which comprises a fixed comb plate and a movable comb plate, wherein movable gaps between side faces of the comb plates and a bridge body and bolt holes are sealed by an elastic filling body, so that water and dust are prevented; integrated damping rubber plates are paved between the fixed comb plate and the bridge body and between the movable comb plate and the bridge body, so that the bridge body is prevented from being in contact with water and corroded; a rubber waterstop belt structure is arranged in an expansion joint and can discharge water from the bridge; a multidirectional displacement control module is arranged between the movable comb plate and the bridge body; a deformation displacement unit in the multidirectional displacement control module can remarkably reduce the displacement of the movable comb plate in all directions, so that the excellent linkage between the movable comb plate and the fixed comb plate can be ensured, and the service life of the telescopic device is prolonged.

The invention discloses a household gas cooker monitor which comprises a controller, a gas cooker ON-state detection unit, a clock circuit, a parameter setting unit for setting an alarm prompting frequency and an alarm time interval before automatic turning-off of the gas cooker, an alarm circuit controlled by the controller according to the alarm prompting frequency and the alarm time interval set by the parameter setting unit, a solenoid valve for automatic turning-off control by the controller, and a display unit and a reset key which are respectively connected with the controller; the gas cooker ON-state detection unit, the clock circuit, the alarm circuit, the parameter setting unit, and the solenoid valve are all connected with the controller; the solenoid valve is mounted at a gas supply pipe mounted at a gas inlet of the monitored gas cooker. The invention is simple in structure, convenient for wiring, simple in operation, high in intelligentization degree, and good in application effect, and can effectively solve the problems of low automation and intelligentization degrees, indispensability of personal hand-operated control, and the like for current gas cookers.

The invention provides a self-cleaning control method and device for an air conditioner filter screen, a medium and equipment. An air conditioner is provided with a cleaning device; the cleaning device is provided with a vibrator; variable-frequency vibration of the vibrator has a first variable-frequency vibration mode and a second variable-frequency vibration mode; the second variable-frequency vibration mode does not comprise the frequency range capable of being sensed by a human body; when the filth blockage degree of the filter screen is serious and someone is in a room, the vibrator operates in the second variable-frequency vibration mode; when the filth blockage degree of the filter screen is not serious, the air conditioner is not in a mute gear and no person is in the room, the vibrator operates in the first variable-frequency vibration mode; the vibrator vibrates in a variable frequency manner, so that most dust on the filter screen resonates with the vibrator and falls off, and the cleaning effect is good; potential safety hazards caused by water washing of the filter screen are avoided, and the problem that cleaning dead corners are liable to generate due to limitation of the brush cleaning face is solved; the problem of noise generated by vibration cleaning is solved; The self-cleaning control method and device are high in automation degree and thorough to clean; reliable operation of the air conditioner is guaranteed; and user experience is improved.

An FPC connector comprises a plastic main body, a plurality of terminals and a flap. The terminals are inserted into the plastic main body side by side, the plastic main body is a cuboid and form a concave part, the flap is covered on the concave part, wherein at least more than two terminals are respectively provided with an upper arm, and a downward semi-open type axle hole is formed on each upper arm, a notch corresponding to each upper arm is formed on one side of the flap and a spindle corresponding to each axle hole is formed on each notch, and in virtue of buckling the spindle to the semi-open type axle hole, the flap can be covered on the concave part of the plastic main body in a pivot way. To avoid the flap from shedding at the outside, the two ends of the flap are respectively provided with a boss, the two ends of the plastic main body are respectively provided with a fixing sheet with a check block at the upper part, and the check blocks block the two bosses to fix and limit the flap. The FPC connector of the invention can effectively reduce the volume thereof, thus laying foundation for microminiaturization of electronic products.

The invention provides an electric winch device of a fire fighting vehicle and belongs to the technical field of fire fighting vehicles. The fire fighting vehicle comprises a pair of vehicle frame girders. The electric winch device comprises an electric winch, a rope guide and a controller, and is characterized by further comprising an electric winch box, a winch base fixing plate and a winch base, wherein the electric winch box is arranged between the pair of vehicle frame girders, an opening is formed in the right side of an electric winch box cavity, the rope guide is arranged on a winch box cavity bottom plate and corresponds to the center of the opening, the winch base fixing plate is located in the electric winch box cavity, corresponds to the left position of the rope guide and is fixed to the winch box cavity bottom plate, the controller is arranged on the upward side of the winch base fixing plate and corresponds to the lower side of the winch base, the winch base is arranged on the winch base fixing plate in a pivoted mode, and the electric winch is arranged on the winch base and is connected with the vehicle-mounted controller in an electrical control mode. Deformation even damage happening to the electric winch in the obstacle removal process is avoided; the structure is simple, and safety is guaranteed; the electric winch device can be reliably fixed to the pair of vehicle frame girders of the vehicle and quickly carried by the vehicle.

The invention relates to a cross-linked polyethylene insulated cable. The cross-linked polyethylene insulated cable includes a positioning core located at the center of the cable, four cross-linked polyethylene insulating sleeves, a tubular metal inner sheath, a tubular buffer protective sleeve and a tubular outer sheath; a space between the metal inner sheath and the four cross-linked polyethylene insulating sleeves is filled with a thermal conduction insulation layer; a thermal conduction protective layer is arranged between the metal inner sheath and the buffer protective sleeve; and a plurality of metal wires which form a structure shaped like a Chinese character "pin" are embedded in the thermal conduction protective layer. With the cross-linked polyethylene insulated cable adopted, a technical defect of sharp deformation or deviation of conductor bundles in an ordinary cross-linked polyethylene insulated cable under external forces such as distortion, torsion, folding, bending and cutting can be eliminated, and normal work of the conductor bundles and subsequent installation and construction can be ensured. Under the effects of the thermal conduction insulation layer, the metal inner sheath, the thermal conduction protective layer and the metal wires, the cable is high in heat dissipation efficiency and excellent in heat transfer effect, the service life of the cable can be prolonged.

The invention relates to an embellished radome. The embellished radome includes a foot frame, a first base, a second base, a top base and an outer cover, wherein the foot frame can be fixed on the ground, the first base and the second base are fixed on the foot frame and are right opposite to each other, the top base is mounted on the first base and the second base, and the outer cover is arranged on the outer sides of the first base, the second base and the top base in a covering manner and used for accommodating an antenna. The first base and the second base are firmly fixed on the ground through the foot frame, so that the mechanical strength of the embellished radome is enhanced, and the embellished radome can be prevented from deformation and even damage due to the effects of an external force.

The invention relates to a control system for a movable formwork template. The control system comprises a hydraulic station and a hydraulic synchronous motor, wherein the hydraulic station consists of an oil tank, an oil pump, a motor and an overflow valve, the inlet end of the oil pump is connected into the oil tank through an oil pipe, the motor is mounted on the oil pump, and the overflow valve is connected to the outlet end of the oil pump; the outlet end of the oil pump is connected to a pressure gage and an oil inlet pipe through a filter; the inlet end of the hydraulic synchronous motor is connected to the oil inlet pipe. After the pressure of the system is adjusted through the overflow valve, the oil pump works after the motor is started to pump hydraulic oil from the oil tank and convey the hydraulic oil to the hydraulic synchronous motor through the oil inlet pipe, pressure oil is averagely distributed into a plurality of loops by the hydraulic synchronous motor for supplying at each reversing valve respectively, and the action of each template oil cylinder is controlled through the reversing valves; due to the fact that the hydraulic synchronous motor can guarantee that the flows of all the template oil cylinders are the same, template oil cylinders with longer travel can keep synchronous in mutual moving process, larger error and difference cannot be generated, and a template is prevented from being deformed or even damaged.

The invention provides a reversing device for an infusion device accessory, and belongs to the technical field of medical appliance production equipment. The reversing device solves the problem for achieving the effect of transferring the infusion device accessory from an assembling station into a clamping position. The reversing device for the infusion device accessory comprises a machine frame, wherein a first support element used for supporting the infusion device accessory is arranged on the machine frame, a first driving source used for driving the first support element to ascend and descend is also arranged on the machine frame, the reversing device also comprises a rotating driving source, a mechanical hand is respectively arranged on each rotating driving source, the mechanical hand can realize the vertical opposite position to the position of the first support element, and a driving mechanism used for driving the rotating driving source for respectively sliding in the horizontal and vertical directions is also arranged on the machine frame. The reversing device has the advantages that the infusion device accessory is supported through the first support element, a catheter is supported through a second support element, the mechanical hand can conveniently clamp the soft infusion device accessory, the steering and the moving of the infusion device accessory can be realized through a rotating air cylinder and the driving mechanism, and the subsequent assembling of an infusion device is convenient.

The invention provides a traffic indicating board capable of reducing wind load. The traffic indicating board comprises a traffic indicating board body (1), a bottom color layer (2), and graphics andtext information parts (3), as shown in figures 1 and 2. The traffic indicating board body (1) is an industrial metal perforated plate, holes are uniformly distributed on the traffic indicating boardbody, and thus the purpose of reducing the wind load is achieved; the metal perforated plate manufactured in batches has the advantages of stable quality, high hole precision and low cost; the holes are uniformly distributed in the traffic indicating board body (1), so that the uniform distribution of the wind load is realized, and then the stability of the indicating board is benefited; and the plate thickness, hole size, hole distance, hole number, hole distribution, hole shape and the like of the indicating board body (1) can be designed and processed according to meteorological conditionsof different regions, then the wind load can be reduced, and the stiffness requirement of the indicating board also can be satisfied. The bottom color layer (2) adopts a reflecting sign coating, the reflecting sign coating is uniformly sprayed to coat the whole traffic indicating board body (1), and the original appearance of the holes in the traffic indicating board body (1) can be maintained. The graphics and text information parts (3) adopt light-reflecting films, after the reflecting sign coating of the bottom color layer (2) becomes completely dry, the light-reflecting films are directlypasted, the clarity and identifiability of traffic information can be guaranteed, and thus the traffic safety is guaranteed.

The invention discloses an anti-pressure animation garage kit storage bag and method. The anti-pressure animation garage kit storage bag comprises a bag body, wherein a first supporting mechanism anda second mechanism are arranged on the inner side wall of the bag body; the first supporting mechanism and the second mechanism are both including mounting screws; the mounting screws are arranged onthe bag body in a mode that the mounting screws are penetrates through the bag body; mounting blocks and limiting nuts are sleeve on the outer side of the mounting screws; the limiting nuts are arranged on the front side of the mounting blocks; the mounting blocks are fixedly connected with the mounting screws; supporting blocks are correspondingly arranged on both sides of the mounting blocks; arc-shaped steal plates are arranged in the supporting blocks; top ends of the mounting blocks and the supporting blocks are both nested with magnets; and the mounting blocks and the supporting blocks are both bonded with the magnets through a waterproof glue. By using the anti-pressure animation garage kit storage bag, the problem that the deformation or even damage of the garage kits caused by thea bag body pressed by the external pressure and then to press the garage kits is effectively avoided, so that the protection and storage of the garage kits is ensured, and the unnecessary economicallosses are avoided. The anti-pressure animation garage kit storage bag has the advantages of reasonable designation, and high practicality.

An arc isolation cover of a circuit breaker belongs to the technical field of low-voltage electric appliances. The circuit breaker comprises a circuit breaker body. The circuit breaker body is provided with a circuit breaker arc extinguish chamber, and the circuit breaker arc extinguish chamber is provided with a circuit breaker arc extinguish chamber air outlet. The arc isolation cover comprisesan outer arc isolation cover, and the outer arc isolation cover is provided with an outer arc isolation cover cavity. The arc isolation cover is characterized by further comprising an inner arc isolation cover, the inner arc isolation cover is arranged in the outer arc isolation cover cavity, an insulation isolation board is arranged on the inner arc isolation cover, the outer arc isolation covercavity is divided into a deionization cavity positioned above the insulation isolation board and an external bus bar cavity positioned below the insulation isolation board in the height direction by the insulation isolation board, the deionization cavity is right opposite to an air outlet of the circuit breaker arc extinguish chamber and accommodates high-temperature electric arcs sprayed out fromthe air outlet of the circuit breaker arc extinguish chamber when the circuit breaker body is disconnected, and an external connecting cable penetrates through the external bus bar cavity. The influence by the electric arcs sprayed out of the arc extinguishing chamber is prevented, interphase breakdown is avoided, the structure is simple, assembling is convenient, and economy and cheapness are realized.

The invention discloses an anti-unbalance-load and anti-winding device for a pulsator washing machine with a different water leaf and a barrel diameter, the bottom of a hollow separating piece fixing column is closed, and four space separating pieces are arranged on the hollow separating piece fixing column along the circumferential direction; the lower edges of the space separating pieces are of arc shapes which are matched with the round arc shape at the outer side of the bottom of a washing machine tub, and water guide holes are arranged in the space separating pieces; a grip is arranged on the upper end of the space separating piece fixing column, and a water injection port is arranged on the center of the grip and the water injection port is communicated with the inner cavity of the hollow space separating pieces, the water injection port is provided with a water injection closure stud. The anti-unbalance-load and anti-winding device for the pulsator washing machine with the different water leaf and the barrel diameter has the advantages of preventing the deformation or even damage caused by the excessive winding of clothes, and reducing the unbalance load of the pulsator washing machine during the dehydration rotation process, and being used on the diameter pulsator washing machine with different washing machine tub, and being capable of adjusting the buoyancy.