31results about How to "Realize self-protection function" patented technology

The invention relates to a skin / textile biologic friction dynamic measurement device, which comprises a measurement base, wherein a vertical seat is fixed at the rear part of the measurement base; a first sliding way and a second sliding way are installed at the front part of the measurement base; the first sliding way is installed on a movable panel of the second sliding way; a measurement panel is also installed on the first sliding way; an installation panel which can move up and down is arranged at the front side of the vertical seat; a measurement contact is fixed on the installation panel and is positioned above the measurement panel; a multi-axial force / torque transducer is installed between the measurement contact and the installation panel; the multi-axial force / torque transducer is connected with a data processing system of a personal computer through a power supply box; the first sliding way can make the measurement panel move left and right; the second sliding way can make the movable panel move back and forth; and the installation panel can move up and down. The device not only can measure the frictional force, pressure and torque functions during the contact sliding process in real time, but also can truly reflect the skin / textile multidirectional contact friction movement process under different sliding speeds and initial pressures.

The invention discloses an application active defense method and an application active defense device, and takes an Android application context as an example. The method comprises the following steps of intercepting and capturing a behavior of unloading an application by using an unloading service process which is registered to the bottom of a system; notifying the behavior to a client side service process which is communicated with the unloading service process by using the unloading service process; restoring at least one part of data processed by the application by using the client side service process; and informing the unloading service process of releasing the behavior of unloading the application. In addition, the invention also discloses an application self-protection method and an application self-protection device on the basis of the application active defense method. By the application active defense method, the application active defense device, the application self-protection method and the application self-protection device, an application unloading process of an operation system can be monitored, the application active defense device and the application self-protection device can be unloaded before the application, so that related advanced treatment can be preformed, an active defense function in a safety technology is fulfilled essentially, and the application can be effectively protected.

The invention relates to the field of textile devices, in particular to a textile fabric winding mechanism with an embossing protection function and a working method of the textile fabric winding mechanism. The mechanism comprises a base and further comprises a controller, a guiding device, a pressure adjusting device and a winding device; the guiding device comprises two guiding roller assemblies; the pressure adjusting device comprises a bearing table, a rotating shaft, two sliding assemblies and a plurality of rollers; the winding device is arranged at the top of the base and used for winding embossed textile fabric, and the winding device comprises a winding roller and a transmission assembly; and the transmission assembly, the two guiding roller assemblies and the two sliding assemblies are electrically connected with the controller. According to the textile fabric winding mechanism with the embossing protection function and the working method of the textile fabric winding mechanism, the embossing force can be accurately controlled, the embossing deformation is prevented, and meanwhile, a buffering structure is designed, so that the situation that the surface of the fabric isscratched or even damaged when the embossing force is large is prevented, the product quality is guaranteed, and benefits of enterprises can be increased.

The present invention discloses a heat sensitive driving device for door closer. It is characterized by that in the spring sleeve a stepped pushing bar is set, the upper portion of said stepped pushing bar is equipped with a biasing spring, and the lower portion of said stepped pushing bar is equipped with a shape memory alloy spring, and the tail end of the pushing bar is equipped with a contact. A heat-conducting through groove in cut in the place where the slape memory alloy spring is mounted in the spring sleeve, so that the shape memory alloy spring is exposed to air, on the connecting cover of spring sleeve a central through hole is set, a supporting bar is passed through said central through hole, on the supporting bar a slideway is set, the described contact can be moved in the slideway, and the end head of said slideway is equipped with a recessed pit which can be matched with said contact. Under the action of door closer said invention can make the fire-control access door tightly closed so as to implement protective smoke-resisting and fire-resisting action.

The invention discloses a power control circuit of a battery management system. The circuit includes a button switch S, an RC delay circuit, a normally open switch tube K1, a driving circuit, an MCU and a capacitor. The MCU is connected with the positive pole of a first power module through the normally open switch tube K1. The driving circuit is connected with the MCU through the capacitor. Whenthe MCU works normally, the MCU outputs a PWM signal to the capacitor to drive the normally open switch tube K1 to be closed through the driving circuit. When the MCU fails, the MCU outputs a high-level signal or a low-level signal to the capacitor to turn off the normally open switch tube K1. When the MCU fails, the normally open switch tube K1 can be automatically turned off. Thus, the self-protection function of the circuit is achieved, the risk of over-discharge damage of the cells is avoided, and the safety of the electronic components in the circuit is improved. When automatic disconnection occurs, the detection personnel can discover and maintain the fault in time to ensure normal operation of the system.

The invention relates to a high-power charging circuit and apparatus. The circuit comprises a control circuit, an inlet wire isolation circuit, a voltage regulation and charging circuit, and an output isolation circuit. The control circuit is connected with the inlet wire isolation circuit, the voltage regulation and charging circuit, and the output isolation circuit; and the inlet wire isolation circuit, the voltage regulation and charging circuit, and the output isolation circuit are connected successively in series. According to the circuit and apparatus, various constant-current, constant-voltage, and constant-power charging modes are provided; automatic adjustment can be carried out based on a practical state of to-be-charged equipment; and over-voltage over-current, over-temperature, and under-voltage protection is provided for the to-be-charged equipment. Therefore, rapid and safe charging of the to-be-charged equipment is realized.

The invention discloses a light-regulating structure of an automobile headlamp. The light-regulating structure is characterized in that a light-regulating rod is inserted into an installation base, and the thread section of the light-regulating rod is meshed with the thread of the installation base; a connector is sleeved in the other end of the installation base, and the jumping teeth in the connector are sleeved on the gear section of the light-regulating rod; and the side face of the installation is provided with a adjusting knob which is meshed with the gear of the connector. The structure is adopted, the light-regulating structure disclosed by the invention has the advantages that 1, the self-protection function can be realized when excessive adjustment is carried out; 2, the light-regulating structure is separated form a headlamp assembly, and the light-regulating structure can be conveniently changed and maintained; 3, the structure is simple, and the manufacturing cost is low; and 4, the disassembly and assembly are rapid, and the operation is convenient and fast.

The invention provides a preparation method of a fine-sand-shaped raw material, and aims to overcome the defects of unstable preparation and mixing as well as poor uniformity in the fine-sand raw material for additive manufacturing equipment. According to the preparation method of the fine-sand-shaped raw material, a butterfly valve type switch component is arranged on a hardware component, and hardware actions are controlled through software in order to realize accurate control of the adding amount. In the preparation method of the fine-sand-shaped raw material, a reasonable stirring structure is provided, and the stirring time is controlled, so that the mixing uniformity is realized, thereby ensuring the accuracy of raw material preparation and the mixing uniformity, and guaranteeing theproduction of qualified products.

The invention discloses a dual-hearth kiln spray gun, in particular to a spray gun with the self-protection function. The spray gun with the self-protection function comprises a dual-hearth kiln, a spray gun forward and backward movement device, a spray gun fixing base, a spray gun body, a spray head, an end portion protecting plate, an articulated mechanism, a spray gun protecting cover and the like. The spray gun with the self-protection function is characterized in that the spray gun body is installed on the side wall of the dual-hearth kiln through the spray gun fixing base, the spray gunprotecting cover is installed inside the side wall of the dual-hearth kiln, the end portion protecting plate is installed on the spray gun protecting cover through the articulated mechanism, the spraygun forward and backward movement device installed on the outer side wall of the dual-hearth kiln can used for adjusting the length, extending into the dual-hearth kiln, of the spray gun at will. Compared with a spray gun in the prior art, the spray gun with the self-protection function can achieve the self-protection function of the spray gun, the position of the spray head after extending in can be adjusted at will, damage caused by continuous abrasion of the spray head is avoided, blocking caused in the stopping process of the spray head is avoided, and so on; and the failure rate is decreased, the controllability of the spray gun is improved, and the service life of the spray gun is prolonged.

The invention relates to the power electronics technology field and especially relates to a self-protecting high-efficiency phase-controlled rectification driving circuit. A CPU detects the phase andthe phase sequence of an input voltage through a synchronous signal detection circuit. The CPU is connected to a three-phase bridge-type phase-controlled rectification circuit through a driving circuit, a direct current detecting circuit, a direct voltage detecting circuit and a three-phase bridge temperature signal detecting circuit. A main circuit contactor is connected to the three-phase bridge-type phase-controlled rectification circuit. The temperature signal detecting circuit and an intermediate relay are connected to the main circuit contactor. A load is connected to a three-phase phase-controlled rectification circuit. In the invention, three-phase input voltage synchronization signals are collected to the CPU, and then a phase-locked loop technology is used to realize the synchronous locking of three-phase voltage phase; and a main-circuit three-phase bridge temperature signal, the fault signal of the driving circuit, the direct voltage signal on a direct current bus, and a direct current detection signal are collected and sent to the CPU.

The invention belongs to the field of track detection, and particularly relates to a track maintenance device for road detection. The track maintenance device includes a car body, a shell body, an expansion plate A, an expansion plate B and a collecting mechanism, wherein the car body is provided with the shell body which provides power for the car body, and the collecting mechanism is hinged to the front end of the side of the shell body and oscillates horizontally around a hinge point; driven by the shell body, the collecting mechanism can reverse falling gravel on both sides of a track to ensure the effective shock absorption of the gravel to the track; and compared with a traditional method of manually collecting the falling gravel regularly, according to the track maintenance device for the road detection, the workload of workers is reduced, working efficiency is improved and the effect of collecting gravel is good.

The invention relates to a sowing-depth-adjusting and profiling depth-limiting furrowing device for a mini-potato sowing machine. The sowing-depth-adjusting and profiling depth-limiting furrowing device provided by the invention is arranged below a seed metering frame of the mini-potato sowing machine, and comprises a depth-limiting wheel, a furrow opener, a supporting frame, a spring compressionadjusting mechanism, a depth adjusting mechanism and a parallelogram mechanism. The sowing-depth-adjusting and profiling depth-limiting furrowing device provided by the invention has the following advantages: the structure is simple; adjustment is convenient; operation is reliable; through changing of circular holes arranged on an adjusting plate and penetrated by a locking pin to adjust the depthof sowing, the purpose of profiling depth limitation of the furrow opener is achieved under the actions of supporting of the depth-limiting wheel and combined constraint limitation of the spring compression adjusting mechanism and the parallelogram mechanism; and by adoption of a pressure spring for supporting of the seed metering frame, the front end of the furrow opener and the parallelogram mechanism are in a rotatable connection relationship, and a furrowing shovel of the furrow opener has a shoveling and cutting blade curve with a Kimede spiral structure and a blade angle of 45 degrees,so the furrow opener automatically lifts up to avoid obstacles and achieves the function of self-protection when the furrowing shovel encounters hard objects like a stone in the sowing process of thesowing machine.

The invention discloses a storage battery having a unit cell protection function and a connecting method of the storage battery. The invention mainly aims at providing a manufacturing process of a storage battery with each unit cell having a positive electrode and a negative electrode; and a circuit board with an electronic circuit protection function is added. In order to ensure that the storage battery is unlikely to excessively charge or inadequately charge, a self protection function is added on the basis of the traditional storage battery, so that the voltage and the current of one unit cell in each storage battery are relatively dependent from that of another unit cell, each unit cell is automatically bypassed and shunted after being fully charged, the interaction effect among the unit cells such as the excessive charging and heating of the unit cells and inadequate charging of other unit cells when a traditional storage battery charged in a serial connection way can be abandoned; and the voltage of each unit cell of the storage battery is more balanced and more adequate. The storage battery with the protection function is connected with a protected circuit board through a screw. The intelligent storage battery with long service life which always has a self protection function in the entire working process is provided.

The invention provides a thermal detection and protection device for a robot manipulator. The device comprises a heat insulation layer, surface thermistor detectors, low thermal noise cables, a signalsampling amplifying circuit, a high precision analog-to-digital conversion circuit and a signal processing circuit. Each surface thermistor detector is placed under the heat insulation layer. Each surface thermistor detector is connected with a low thermal noise cable. Each low thermal noise cable is connected with the signal sampling amplifying circuit. The signal sampling amplifying circuit isconnected with the high precision analog-to-digital conversion circuit. The high precision analog-to-digital conversion circuit is connected with the signal processing circuit. The devices are all under the simulated skin of the robot manipulator and are heat-insulated. The thermal detection and protection device for the robot manipulator has the advantages of simple structure and easy realization, and can realize the functions of thermal detection and self-protection of a robot in special environments such as overheating.

The invention provides a flat single-phase pole-changing speed-regulating energy-saving motor, and relates to the field of energy-saving motors. The flat single-phase pole-changing speed-regulating energy-saving motor comprises a motor shell; a stator is installed on the inner side of the motor shell; a rotor rod is installed at the end penetrating through the motor shell; a rotor electric coil is installed on the outer side of the rotor rod; a first rotating shaft is installed on the outer side of one end of the rotor rod; the outer side of the first rotating shaft is fixedly connected with the motor shell; the rotor rod is movably connected with the motor shell through the first rotating shaft; a ventilation cover is installed at the end, away from the first rotating shaft, of the motor shell; and the rotor rod comprises a main core rod, a heat transfer groove is formed in the inner side of the main core rod, and a heat transfer assembly is installed on the inner side of the heat transfer groove. The problems that when the device works, only the same system can be used when objects with different weights are hoisted, so that the working efficiency is low in some time, and meanwhile, the loss of the device is increased are effectively solved.

A new type of special intelligent thermometer for detecting hydraulic lifts, including a fixed plate, the lower surface of the middle part of the fixed plate is fixedly installed with a connecting piece, the lower end of the connecting piece is fixedly installed with a fixed column, and the middle and lower end of the fixed column is sleeved with a shell. The lower end of the fixed column is fixed with a display, and the lower end of the display is fixed with a heat conduction block. The upper end of the heat conduction block is fixedly connected with the lower end of the heat conduction block through a connecting rod. Iron sheet, two symmetrical contact lamps are fixedly installed on the inner wall of the housing. Through the combined use of the fixed piece, the rolling ball and the stopper, it can be effectively stuck on the measuring part of the elevator, ensuring that in a vibrating environment, when the device is measuring, the measuring point will not shake due to the vibration, thus It can accurately measure the temperature of the components of the machine.

The invention discloses an automobile safety parking device aiming at rainy days and a method for ensuring parking safety. The parking device comprises an air inflation unit and a control unit. The air inflation unit comprises an air bag, an air bag fixing base, an air bottle, a solenoid valve and an air pipe, wherein the upper end of the air bag fixing base is fixed on an automobile chassis, a groove is formed in the lower end of the air bag fixing base, the air bag is arranged in the groove, and the air bottle is connected with the air bag through the air pipe and the solenoid valve. The control unit comprises a water level detector and a microprocessor, wherein the water level detector is used for detecting a water level signal and transmitting the water level signal to the microprocessor; the microprocessor is used for receiving the water level signal from the water level detector and outputting a control signal to control the solenoid valve to work. The safety parking device and the method for ensuring parking safety have the advantages of small influence on automobile obstacle-crossing trafficability, high automatic degree, good safety and reliability, and the like.

The invention relates to the technical field of linear motor modules, in particular to a hollow frame type low center of gravity linear motor module. A stator is fixed at the center of the surface of the machine base, and a hollow load-bearing frame is arranged above the stator. A mover is fixed at the center position of the bottom of the load-bearing frame, and the mover cooperates with the hollow load-bearing frame. One end of the hollow load-bearing frame is fixed with a power connector, and a tank chain is installed on the surface of the power connector. The bottom of the hollow load-bearing frame is Sliders are installed at the corners of the base, slide rails are installed on both sides of the surface of the base, limit switches are installed at both ends of the surface of the base, and an adjustment mechanism is arranged at the bottom of the base. The invention not only realizes the self-protection function in the process of the linear motor module, but also realizes the ash cleaning function when the tank chain moves by itself, and also realizes the functions of level correction and height adjustment when the linear motor module is used.

The invention provides a compressor. The compressor comprises an air cylinder, a roller, a crankshaft and a springback structure, wherein the air cylinder is provided with a first movable cavity; the roller is movably arranged in the first movable cavity and provided with a second movable cavity; the crankshaft is movably arranged in the second movable cavity; and the springback structure is arranged in the second movable cavity and located between the roller and the crankshaft or in the crankshaft, so that at least part of the crankshaft rebounds in the second movable cavity through the springback structure. Through the technical scheme provided by the invention, the technical problem that a compressor in the prior art is prone to being damaged can be solved.

The invention overcomes the disadvantages of unstable configuration and mixing of fine sand-like raw materials in additive manufacturing equipment and poor uniformity, and provides a batching method of fine sand-like raw materials. The batching method of the fine sand-like raw material is achieved by setting a butterfly valve switch component on the hardware component and controlling the hardware action through software, thereby realizing accurate control of the amount added; the batching method of the fine sand-like raw material is achieved by setting a reasonable stirring structure And the control of mixing time realizes the uniformity of mixing, thus ensuring the accuracy of raw material configuration and uniformity of mixing, and then providing guarantee for the production of qualified products.

The invention relates to a controllable power output circuit for a vehicle and a control method thereof. The controllable power output circuit comprises a power supply VCC connected with an overcurrent protection circuit, and the overcurrent protection circuit is connected with the emitter and the base of an audion Q1 in parallel; the base of Q1 is connected with the collector of an audion Q2, the base of Q2 is connected with a resistor R5, a resistor R6 and a resistor R10, R10 is connected with a reference voltage terminal VDD, R5 is connected with the emitter of Q2, the emitter of Q2 is further connected with the electrode A of a diode D1, the electrode K of D1 is connected with the electrode K of a diode D5 and the electrode A of a diode D6 through a resistor R15, and the electrode K of D6 is connected with an output voltage control terminal VIC-Con; the collector of Q1 is connected with the collector of an audion Q3; the base of Q3 is connected with a resistor R7 and a resistor R8, R8 is connected with a power supply output terminal Vout and a resistor R16 at the same time, and R6, the electrode A of D5 and R16 are grounded; R7 is connected with the emitter of Q3, the emitter of Q3 is further connected with the electrode A of a diode D7, and the electrode K of D7 is connected with the electrode K of D1. The controllable power output circuit can control voltage output and is low in power consumption.

The invention discloses an integrated circuit chip with a self-protection structure, and belongs to the technical field of integrated circuit chips, the integrated circuit chip comprises a circuit board, a protection shell is arranged in the middle of the top surface of the circuit board, an integrated circuit board chip is arranged in the protection shell, a heat exchange assembly is arranged above the protection shell, and the heat exchange assembly is connected with the integrated circuit board chip. An exhaust assembly is arranged above the heat exchange assembly, and the protective shell is fixedly clamped to the top surface of the circuit board through a clamping mounting assembly; by arranging the heat exchange assembly, when the integrated circuit board chip in the protective shell is used for a long time, heat is transmitted to the outer surface of the protective shell, and the bottom surface of a heat exchange plate is attached to the top surface of the protective shell, so that the heat is poured onto the heat exchange plate, and the heat exchange of the integrated circuit board chip in the protective shell is realized; and the integrated circuit board chip in the protective shell is subjected to heat exchange and cooling, so that the purpose of effectively cooling the integrated circuit board chip which is used for a long time in the protective shell is achieved.

The invention relates to an information protection device and protection method and an electronic device containing the information protection device. The information protection device comprises a control circuit and a photoelectrical diode, wherein the control circuit is connected in series with the photoelectrical diode and controls the photoelectrical diode to be conducted so as to realize the resetting of a potential signal and prevent information leakage. The protection device comprises the control circuit and the photoelectrical diode, wherein the control circuit can control the photoelectrical diode to be conducted after receiving a signal, and original potential information is reset after the photoelectrical diode is conducted, so that the original potential information is damaged to prevent the information leakage and a self-protective function of the information is realized, and thus various confidential information is safer.

The invention relates to an electronic product environment test system with a sample protection function. The system comprises a direct-current power supply (1), a sample protection device (2) and anenvironment test box (3); the sample protection device (2) is connected with a direct-current power supply (1) and a sample (4) arranged in the environment test box (3); the sample protection device (2) comprises a direct-current power supply input terminal, a voltage-limiting and current-limiting unit and a power supply output terminal which are connected in sequence, wherein the direct-current power supply input terminal is connected with the direct-current power supply (1), and the power supply output terminal is connected with the sample (4). Compared with the prior art, the device has theadvantages of being capable of protecting a sample in an environmental test and the like.

The invention relates to bidirectional disassembling equipment for a large-size touch display module and a disassembling method thereof. The disassembling equipment comprises carrying tables, winding and unwinding devices, a disassembling wire and a track, wherein, the number of the carrying tables is two or more, and the two or more carrying tables are all placed on the track; the number of the winding and unwinding devices is two, namely the first winding and unwinding device and the second winding and unwinding device, and the first winding and unwinding device and the second winding and unwinding device are symmetrically arranged on the two sides of the carrying tables correspondingly; and one end of the disassembling wire is connected with the first winding and unwinding device, and the other end of the disassembling wire is connected with the second winding and unwinding device. According to the bidirectional disassembling equipment for the large-size touch display module and the disassembling method thereof, the problems existing in the disassembling process of an existing touch display module are solved, disassembling of a glass screen and a display screen in the touch display module can be rapidly achieved, the situation that a displayer or the glass screen is abnormal after disassembling is avoided, continuous operation of multiple carrying tables is achieved through movement of the carrying tables along the track, and the disassembling efficiency is greatly improved; and the winding and unwinding devices can meet the requirements of unwinding and winding at the same time, wire replacement is avoided, and bidirectional disassembly is achieved.

The invention relates to a high-power charging circuit and apparatus. The circuit comprises a control circuit, an inlet wire isolation circuit, a voltage regulation and charging circuit, and an output isolation circuit. The control circuit is connected with the inlet wire isolation circuit, the voltage regulation and charging circuit, and the output isolation circuit; and the inlet wire isolation circuit, the voltage regulation and charging circuit, and the output isolation circuit are connected successively in series. According to the circuit and apparatus, various constant-current, constant-voltage, and constant-power charging modes are provided; automatic adjustment can be carried out based on a practical state of to-be-charged equipment; and over-voltage over-current, over-temperature, and under-voltage protection is provided for the to-be-charged equipment. Therefore, rapid and safe charging of the to-be-charged equipment is realized.