116results about How to "Anti-damage" patented technology

The invention provides a test device for testing the radiation sensitivity of an electric field and a test method thereof. The test device comprises a main control computer, a PCI (Personal Communication Interface)-GPIB (General Purpose Interface Bus) control card, a signal generator, a switch array, a power amplifier A, a power amplifier B, a coupler A, a coupler B, a power meter, an antenna A,an antenna B, a field intensity probe and a field intensity monitor. The test device solves the problem of serious attenuation of radio-frequency signals of a 10kHZ-40GHz frequency range signal generator during remote transmission based on different transmission characteristics of radio frequency signals at high and low frequency bands. When equipment under test abnormally works during the automatic control test process, the test method can be immediately switched to the radiation sensitivity manual test of the electric field; and after the normality is restored, the manual test is switched back to the automatic test, so as to continuously test till the whole test process is finished. The test device is convenient and flexible to operate and has high safety and reliability.

The invention relates to a three-plate type high-energy-consumption viscous damping wall which is arranged between upper and lower floor surface beams and is used for vibration absorption and energy dissipation of a building structure. The three-plate type high-energy-consumption viscous damping wall comprises a wall body and a top sealing piece; the upper floor surface beam, the top sealing piece, the wall body and the lower floor surface beam are connected in sequence; a wall body sealing space is formed by connecting the wall body with the top sealing piece; an energy consumption damping structure is arranged in the wall body sealing space and the wall body sealing space is filled with viscous damping liquid; when a building floor has relative displacement, the energy consumption damping structure can slide in a viscous damping material of the wall body along the vertical direction of the wall body to generate a damping force, so that the energy of earthquakes or a wind load input structure is dissipated and a power reaction of the structure is reduced. Compared with the prior art, the three-plate type high-energy-consumption viscous damping wall has the advantages of strong energy consumption capability, stable performance, deformation resistance, stable output force, damage resistance and the like.

The invention relates to a novel positioning rotating table used for OTA testing. The rotating table consists of a three-axis displacement platform, a polarization rotating table, a base, a servo unitand a control unit. The three-axis displacement platform comprises an X axis, a Y axis and a Z axis, and is used to realize translational positioning of an antenna to be tested along the X direction,the Y direction, the Z direction. A polarization rotating table can be used to realize that equipment to be tested is moved to a designated coordinate in a spherical coordinate, and mainly compriseshorizontal polarization and vertical polarization. According to the invention, the testing and positioning of the radiation characteristic and the receiving characteristic of the antenna sheet of theequipment to be tested can be realized through the linkage of the high precision rotating table, a conical gear set and a connecting rod. By ordered horizontal rotation and vertical rotation, the polarization center of the antenna is adjusted to a limited space position, thereby improving the comprehensive testing capability of the antenna testing rotating table. The reliability of the testing data is improved by high precision positioning, and at the same time, a built-in transmission structure is capable of guaranteeing that the equipment is more concise and attractive.

A synchro rectification device, includes: a input unit, it corresponds a AC input signal and outputs a processing signal; a control unit, the electricity connect with input unit and have a pulse timer control circuit, to produce no.1 and no.2 driving control signal, when no.1 driving control signal turns to no.2 state from no.1 state, the no.2 driving control signal is still at the no.2 state and turns to the no.2 state after through the no.2 pulse time difference, or when the no.2 driving control signal turns to the no.1 state from the no.2 state, the no.1 driving control signal is still at the no.2 state and after through the no.2 pulse time different it could turn to the no.1 state; as well as a output unit, the electricity connects with the input unit and the control unit, and have the no.1 and no.2 switch control circuit.

The invention discloses a liquid lens element, which comprises a lower lens base, a transparent electrode plate, a rubber ring, an upper lens cone, a transparent plate, a first liquid layer and a second liquid layer. The lower lens base is provided with a lower lens hole. The transparent electrode plate seals the lower lens hole. The rubber ring is arranged around the circumference of the transparent electrode plate. The upper lens cone is extended downwards to the rubber ring and provided with an upper lens hole. The transparent plate seals the upper lens hole; and the transparent plate, theupper lens cone and the transparent electrode plate define an accommodating setting space together. The second liquid layer is arranged in the accommodating setting space and positioned above the transparent electrode plate. The first liquid layer is arranged in the accommodating setting space and positioned above the second liquid layer.

The invention belongs to the technical field of emulsifying machinery equipment and in particular relates to a polyurethane coating emulsifying device. The polyurethane coating emulsifying device comprises an emulsifying tank and further comprises a drive unit, a stirring unit and a telescopic unit, wherein the stirring unit is used for achieving a coating emulsifying effect; the drive unit is used for driving the stirring unit to stir; and the telescopic unit is used for realizing the motion of the stirring unit in the vertical direction. Through mutual match of a driving motor, an eccentricwheel, a rotating disc and the telescopic unit, the stirring disc can reciprocate in the vertical direction and can also rotate in the horizontal direction. On one hand, the contact area between the stirring disc and the coating is enlarged, so that the stirring efficiency of the coating by the stirring disc is improved, and the coating emulsifying efficiency is further improved; on the other hand, the coating is uniformly stirred by the stirring disc, so that the coating emulsifying effect is improved.

The invention provides a device for preventing a current limiting circuit from being adjusted excessively. The device can well protect the safety of an upstream power source by preventing output current from being zero in short time during current limitation. The device comprises a double-MOS-tube structure formed by combining a power MOS tube and an induction MOS tube. A grid of the power MOS tube and a grid of the induction MOS tube are connected. The current output end of the power MOS tube is connected with the voltage output end. The source drain current input end of the power MOS tube and the source drain current input end of the induction MOS tube are connected with the voltage input end. The source drain current output end of the induction MOS tube is connected with a current limiting circuit module. The source drain current output end of the power MOS tube is directly connected with the voltage output end. The current limiting circuit module is connected with the voltage output end, a grid voltage node and an edge trigger pulse delay circuit module. The current limiting circuit module and the edge trigger pulse delay circuit module are connected with the grid voltage node through a selection conducting MOS tube. The selection conducting MOS tube is connected with the voltage output end or the voltage input end through a transition MOS tube.

The invention relates to an intelligent logistics robot with a buffering function. The robot comprises a base, a lifting mechanism, a buffering mechanism and a plurality of rolling wheels, wherein thelifting mechanism comprises a first motor, a screw rod, a sleeve, a cross rod, a limiting assembly and two lifting units, and the buffering mechanism comprises a supporting plate, a bottom plate, a fixing assembly, two sliding units and a plurality of springs. According to the intelligent logistics robot with the buffering function, the function of rapidly taking goods from the high position is achieved through the lifting mechanism, the operation is more flexible, the efficiency is higher, moreover, the buffering mechanism is used for reducing the impact on the goods during downward movement, so that the goods are prevented from being damaged due to collision, the position of the base is fixed during goods taking through the fixing assembly, the safety and stability of goods taking are improved, and the practicability is improved.

The present invention provides a cutter head connection structure (40), a cutter head (10), a handle (30), and a razor (100). The cutter head connecting structure (40) comprises a fixing base (41), acover plate (43), a first magnetic member (42), and a second magnetic member (44), wherein the fixing base (41) wraps the first magnetic member (42), the top surface of the second magnetic member (44)is covered with a steel sheet (45). According to the cutter head connection structure, the first magnetic member (42) is protected by wrapping with the fixing base (41), the top surface of the secondmagnetic member (44) is protected by covering with the steel sheet (45), the fixing base (41) and the steel sheet (45) can separate the first magnetic member from the second magnetic member, and canalso prevent the first magnetic member from colliding with the second magnetic member so as to protect the first magnetic member and the second magnetic member when the first magnetic member (42) is magnetically coupled to the second magnetic member (44).

The invention relates to a novel radial artery hemostat which comprises a hemostatic mechanism and a bandage, wherein the hemostatic mechanism comprises an outer frame, an electronic liquid crystal panel is mounted at the upper end of the outer frame, a screw rod penetrates through the outer frame, threads on the screw rod are set into threads I and threads II, and the rotating directions of the threads I and the threads II are opposite, a spirally-matched sliding block is arranged on each thread, and a guide rod is fixedly mounted on the sliding block, is clamped in a groove formed in the outer frame and can slide in the groove; a connecting rod is movably connected to the guide rod and is movably connected with a supporting block, a pressure sensor is arranged in the supporting block, a silicon rubber shell is mounted on the supporting block in a sleeving manner, and the pressure sensor is connected with the electronic liquid crystal panel; a through hole is formed in each of the two sides of a frame, and the bandage is tied on the through hole. As a connecting rod mechanism of the novel radial artery hemostat has a telescopic function, the novel radial artery hemostat is compact in design, does not need to occupy a large space and is comfortable in wearing. As the electronic liquid crystal panel covers the upper end surface of the outer frame, a pressure value can be clearly displayed, so that the harm to patients and the damage to the novel radial artery hemostat caused by overpressure are prevented.

The invention discloses a wearable device-based electronic fence for livestock breeding. The wearable device-based electronic fence includes a wearable device, a main control room, an electronic fencehost, a wiring rod, a plurality of bearing rods and a terminal rod, wherein a serial closed loop is formed among the wiring rod, the bearing rods and the terminal rod through four alloy wires. The invention also discloses a husbandry method of the wearable device-based electronic fence for livestock breeding. The husbandry method includes the following steps: S1, inputting information; S2, performing real-time positioning, S3, adopting electric shock for warning; and S4, performing statistical analysis. The wearable device-based electronic fence has a reasonable structure, and though arrangement of a warning mechanism, livestock is expelled by shape whistles which are produced by the warning mechanism when the livestock approaches the electronic fence, so that the number of the electric shocks applied to the livestock is reduced; and if the livestock ignores the whistles and continues to go near the electronic fence, the electric shocks are applied to the livestock, and therefore thelivestock produces a conditioned reflex through the action of the whistles and electric shocks, and then goes away from the position of the electronic fence actively.

The invention discloses a horizontal intelligent detection and repair machine for screen printing templates. The horizontal intelligent detection and repair machine comprises a lifting conveying mechanism, a template box, a detection and repair rack and a mechanical arm. The lifting conveying mechanism is arranged at the front end of the template box, a lifting table is arranged on the lower portion of the lifting conveying mechanism, and the template box is placed on a bottom plate of the lifting table. The detection and repair rack is arranged at the rear end of the template box, and the templates in the template box can be conveyed onto the detection and repair rack by the lifting conveying mechanism. The mechanical arm is arranged behind the detection and repair rack, a detection and repair device is connected to the mechanical arm in a pivoted mode, and the templates on the detection and repair rack can be detected and repaired through the detection and repair device on the mechanical arm. The horizontal intelligent detection and repair machine has the advantages of improving production efficiency and relieving the labor intensity of workers; the horizontal intelligent detection and repair machine is simple and improves the stability and reliability in the loading and unloading process; flexible lifting of the template box can be completed in the template detection process; meanwhile, real-time feedback can be achieved to improve repair precision; water sources can be saved; the horizontal intelligent detection and repair machine is convenient and flexible to use and compact in structure.

The invention relates to a drift riverway cleaning boat. The drift riverway cleaning boat comprises a boat body, a desilting device and a collecting device. According to the drift riverway cleaning boat, a first motor is matched with a drill bit for loosening silt, so that part silt can drift away along with water flow, meanwhile, the silt is conveniently shovelled by a silt shovel, and the silt shovel is prevented from being damaged by the silt; a hydraulic cylinder is matched with the silt shovel to collect the silt, the structure is simple, the silt can be collected quickly, and the desilting efficiency is ensured; a third motor drives a worktable to rotate, so that the silt which is collected by the silt shovel can be placed into a collecting box, and the riverway is prevented from being further damaged by the silt; a first guide wheel and a second guide wheel are matched with a first lifting rod and a second lifting rod to lift the drill bit and the silt shovel, so that the drillbit and the silt shovel can adapt to the silt with different thicknesses; and a first gear ring and a second gear ring are matched with a first gear rack and a second gear rack, so that the stabilityof the first lifting rod and the second lifting rod is improved, and the drill bit and the silt shovel are prevented from falling off accidentally in work.

The invention provides an adaptive noise volume regulating device, a method thereof and a mobile terminal. The volume regulating device comprises a noise monitoring module, a processing module and a volume regulating module, wherein the noise monitoring module is used for monitoring noise in the current environment; the processing module is connected with the noise monitoring module for processing the current environment noise monitored by the noise monitoring module and acquiring an output volume matched with the current environment noise; and the volume regulating module is connected with the processing module and regulates the volume value outputted by an audio and video output device based on the output volume obtained by the processing module. Automatic regulation on the output volume of the audio and video output device is realized, and the problem that the device output volume needs to be manually regulated in the existing audio and video output device can be solved.

The invention discloses hanging basket equipment for constructional engineering. The hanging basket equipment comprises a base; a left vertical frame is fixedly arranged at the left end of the top ofthe base; a right vertical frame is further fixedly arranged on the right side of the left vertical frame; the top of the left vertical frame and the top of the right vertical frame are fixedly provided with the same inclined frame arranged in an inclined mode; a first fixed pulley is rotationally arranged at the right end of the inclined frame; and a second fixed pulley is rotationally arranged at the left end of the inclined frame. According to the hanging basket equipment, a winding disc can have a good positioning function, the situation that a hoisting motor is prone to damage due to lackof the positioning function in the discharging process after a hanging basket is lifted is prevented, and the hidden danger that the hanging basket directly falls to the ground due to damage of the hoisting motor is avoided; and meanwhile, a good buffering function is achieved in the process that the hanging basket descends to the ground, the problem that the hanging basket is damaged due to direct contact with the ground in the descending process is avoided, and the service life of the hanging basket is greatly prolonged.

The invention discloses a production device for a printing fuser film tube, which comprises a machine frame. A central shaft is arranged on the machine frame, a rotary-extrusion plastic processing device is arranged on the outer side of the central shaft, and a temperature differential stretch stroking processing device is arranged under the central shaft and comprises a moving support. The moving support comprises an inner support and an outer support, a cooling device is arranged on the inner support, a cavity for containing the cooling device is arranged in the central shaft, and a cutting part corresponding to the central shaft and a heating device corresponding to the cutting part are arranged on the outer support. The production device firstly uses rotary-extrusion plastic processing for producing a prefabricated product of the printing fuser film tube, then uses temperature differential stretch stroking processing for removing threaded strips on the surface of the printing fuser film tube, and simultaneously re-corrects straightness and wall thickness of a product. The central shaft is cooled and the cutting part is heated in the temperature differential stretch stroking process, so that martensite phase transformation caused by the stroking processing can be effectively avoided and plasticity of metal materials can be improved.

The invention relates to an intelligent solar power supply system, which comprises a solar energy collection module, a solar energy detection module, a central control module, a power supply module and an electric energy output module, wherein the central control module is internally provided with a low solar energy storage capacity database corresponding to the low storage capacity, a high solarenergy storage capacity database corresponding to the high storage capacity and a medium solar energy storage capacity database corresponding to the storage capacity between the low storage capacity and the high storage capacity according to the solar energy storage capacity detected by the solar energy detection module; and the power supply module internally stores a low power supply capacity database corresponding to the low solar energy storage capacity, a medium power supply capacity database corresponding to the medium solar energy storage capacity and a high power supply capacity database corresponding to the high solar energy storage capacity. The intelligent solar power supply system can reasonably control the use of power according to the strength of solar energy.

Embodiments relate to a processor (708) for controlling an emergency operation of a multiphase induction machine (701) upon an interruption of a first phase current (724-1; 724-2; 724-3) of a first phase of the induction machine (701). The processor (708) is designed to determine a control current setting (716-1; 716-2; 716-3), corresponding to the emergency operation, for a second phase of the induction machine (701) in a coordinate system fixed to the stator through a combination of a first target current setting (706-1; 706-2; 706-3), corresponding to a normal operation of the electric engine, for the first phase and a second target current setting (706-1; 706-2; 706-3) for the second phase in a coordinate system fixed to the stator. This distinguishes a phase angle and an amplitude of the control current setting (716-1; 716-2; 716-3) for the second phase from a phase angle and an amplitude of the second target current setting (706-1; 706-2; 706-3).

The invention provides an automatic discharging system of a plate pressing machine. The automatic discharging system comprises a plate pressing machine discharging device, a lifting platform arranged corresponding to the plate pressing machine discharging device, a multi-layer moving trolley used for containing plates to be pressed and a controller in control connection with the plate pressing machine discharging device and the lifting platform, wherein the controller is connected to the plate pressing machine discharging device so that discharging of the plates to be pressed can be controlled conveniently and further controls the lifting platform to vertically move so that multiple layers of supporting plates of the moving trolley can be conveniently driven to be connected to the plate pressing machine discharging device. The automatic discharging system of the plate pressing machine has the advantages that the design is scientific, the production efficiency is high and the automation degree is high.

A solid waste pulverizing and high-temperature incineration device mainly comprises a machine box, a feeding opening is formed in the upper end of the machine box, an extrusion channel is formed in the lower end of the machine box, a pulverizing tool is arranged on the surface of the rotating shaft, heat storage devices are arranged on the two sides of a circulation cavity, a purifying device is arranged in a treatment box, a containing box is arranged at the lower end of an incineration chamber, a valve channel is formed in the lower end of the containing box, a water removal extruding machine chamber is arranged, part of water can be extruded out, pulverizing and incineration can be facilitated, an upper extruding roller and a lower extruding roller carry out staggered grinding, and thesecond step in the pulverizing process is carried out; the pulverizing strength is reinforced, solid wastes can be sufficiently ground and pulverized, a temperature sensor can be used for detecting the incineration chamber, an incineration electric heater is linked with a combustion assisting plate, the burnout rate with pulverizing and incineration integrated is low, the ash capacity after garbage incineration is reduced, the containing box is used for containing heat energy generated by incineration, power generation and heat supply are achieved, and saving and recycling are achieved.

The invention relates to a system (1) which is provided with system components (2) that are interconnected electrically. The system components are at least partially electrified and comprise at least one additional system component (3,4,5) which is conductive. The at least one additional system component (3,4,5) is placed on a ground potential (11) by means of at least one potential balancing component (6). The potential balancing component (6) comprises a parallel circuit which is composed of a potential balancing path and a shortcircuit current limiting path. Compared with the shortcircuit current limiting path, the potential balancing path has a smaller resistance in a manner that a potential balancing current which is lead out of the at least one additional system component (3,4,5) through the potential balancing component (6) basically flows in the potential balancing path, and furthermore the potential balancing path can be switched off when the current in the potential balancing path exceeds a preset boundary value.

The invention provides a flap valve with buffer structures. The flap valve comprises a valve seat and a valve page. A hinging structure is arranged at the upper end of the valve seat. The valve page is hinged to the valve seat through the hinging structure. The front end of the valve seat is provided with an annular groove. The rear end of the valve page is provided with a rubber ring matched withthe annular groove correspondingly. Sliding grooves are distributed in the annular groove circumferentially and evenly and are internally provided with the buffer structures. Each buffer structure comprises a piston rod and spring, wherein the front end and the rear end of the piston rod are provided with a buffer part and a piston correspondingly. The flap valve with the buffer structures is simple in structure, impact force during closing of the valve page can be buffered effectively, and the flap valve is protected very well while safe closing of the valve page is ensured so as to preventdamage of the flap valve during impact.

The invention discloses a vehicle door opening prompting device which consists of a displacement sensor, a distance measurement sensor, a microcomputer module and a voice prompting module, wherein the displacement sensor is mounted on a wedging block in a vehicle door and is used for detecting whether the wedging block in the vehicle door is pulled open; the distance measurement sensor is mounted on the outer side of the vehicle door and is used for detecting whether the vehicle door can collide with an obstacle after being open; the microcomputer module and the voice prompting module are mounted on the inner side of the vehicle door; the signal output ends of the displacement sensor and the distance measurement sensor are connected to the signal input end of the microcomputer module; the signal input end of the voice prompting module is connected to the signal output end of the microcomputer module; the microcomputer module can obtain a distance value measured by the distance measurement sensor mounted on the outer side of the vehicle door when the displacement sensor mounted on the wedging block in the vehicle door detects that the wedging block in the vehicle door is pulled open; if the distance value is not the distance value indicating that the vehicle door can be safely open, the microcomputer module controls the voice prompting module to send a voice prompt.

The invention discloses multi-cell integrated testing equipment including a membrane casing for containing a membrane core, a connected pipe and a material liquid tank, the pipe is respectively connected with two ends of the membrane casing by two distribution pipes, the material liquid tank is respectively connected with two ends of the membrane casing by two concentrated solution returning pipes, and the distribution pipes and the concentrated solution returning pipes are provided with valves. The multi-cell integrated testing equipment can realize forward and reverse cleaning of the membrane core by controlling the opening and closing of the valves on the distribution pipes and the concentrated solution returning pipes, can more thoroughly remove pollutants in the membrane core, effectively prolong the service life of the membrane core, and improves the work efficiency.

The invention relates to a method for fixing an RFID chip (2) as an identification feature on a stamp board (1) preferably used for a manual stamp, the RFID chip (2) and the stamp board (1) being substantially undetachable connected. The RFID chip (2) is packaged inside the stamp board (1), and the invention also relates to a stamp board (1) preferably used for manual stamping, comprising a substantially non-detachable connection with the stamp board (1) for identification The characteristic RFID chip (2), the RFID chip (2) is packaged inside the stamp board (1).

The invention discloses an automobile exhaust pipe having a waterproof function. The automobile exhaust pipe comprises an exhaust pipe body, an inner cavity and an exhaust pipe outlet communicating with the inner cavity are disposed in the exhaust pipe body, a separating plate is disposed in the inner cavity to separate the inner cavity into a first cavity and a second cavity, one end of the separating plate is connected with the wall of the inner cavity, the other end is connected with a tail gas outlet in the first cavity, the wall, opposite to the tail gas outlet, of the second cavity is a first slope, the face, facing to the first slope, of the separating plate is provided with a groove, one end of the exhaust pipe outlet is large in open area, the other end is small in open area, the end, having the large open area, of the exhaust pipe is provided with a second slope, the second slope is arranged over the groove, and the inner wall, close to the second slope, of the second cavity is provided with a non return valve. By adopting the automobile exhaust pipe having the waterproof function, tail gas passes through the tail gas outlet, the direction of the tail gas is changed by the first slope, and then the tail gas passes through the groove and is exhausted from the exhaust pipe outlet, water enters into the second cavity from the exhaust pipe outlet, water in the tail gas passing through the groove can be drained from the non return valve, so the water will not enters into an automobile, an automobile engine can be protected.

The invention relates to a line drawing device, in particular to a precise type cutting line drawing device. The technical problem to be solved by the invention is to provides the precise type cutting line drawing device being precise in line drawing and high in efficiency. The precise type cutting line drawing device comprises a first support, a second oscillating seat, an oscillating rod, a connection block, a cylinder, a first fixed pulley, the ground, a first oscillating seat, a fixed ring, a second support, an iron block, an electromagnet, a fourth fixed pulley, a fixed rod, a spring, a trolley, a drawing pen, a support plate, an electric push rod, a connection rod, a second fixed pulley, a first pull rope, a sliding rail, a sliding block, a second pull rope and a third fixed pulley. The ground is provided with the first support. Through the precise type cutting line drawing device, the precise line drawing effect is achieved.

The invention discloses a hardness testing device and method for an automobile intelligent printed board, a horizontal cylinder (14) opposite to a Rockwell hardness tester (13) is further fixedly arranged on the table top of a workbench (12), a mounting plate (15) is fixedly arranged at the acting end of a piston rod of the horizontal cylinder (14), a lifting cylinder (16) is fixedly arranged on the top surface of the mounting plate (15), and the lifting cylinder (16) is fixedly arranged on the working table (12). A lifting plate (17) is fixedly arranged at the acting end of a piston rod of the lifting air cylinder (16), a power unit is fixedly arranged on the top surface of the lifting plate (17), an output shaft of the power unit is arranged upwards, a rotating disc (18) is welded to the output shaft, the center of the rotating disc (18) and the output shaft of the power unit are coaxial, a sinking groove (19) is formed in the top surface of the rotating disc (18), and the outline of the sinking groove (19) is consistent with the outer outline of the printed board (10). The device has the beneficial effects that the structure is compact, the hardness detection efficiency is improved, the working intensity of workers is reduced, the printed board is prevented from being damaged, and the automation degree is high.