161results about How to "Play a security role" patented technology

The invention relates to a dynamic monitoring and compression fixation device for arteriovenous vessels, comprising a hemodialysis strap for binding up an internal fistula puncture point and an oozing sensor for detecting oozing quantity of the internal fistula puncture point, the oozing sensor is disposed in the hemodialysis strap, the hemodialysis strap is also provided with a timing alarm for timing an alarming uses, and the timing alarm is disposed on the hemodialysis strap and may be electrically connected with the oozing sensor; the timing alarm can time the binding of the hemodialysis strap, an oozing volume threshold of internal fistula puncture point is preset in the timing alarm, and the timing alarm outputs oozing alarm information if the oozing sensor detects that oozing volume of the internal fistula puncture point matches with the oozing volume threshold of internal fistula puncture point. The dynamic monitoring and compression fixation device for arteriovenous vessels is compact in structure and convenient to use, allows effectively quantitated time for using a bandage on internal fistula, can provide timely prevention for blood oozing of the internal fistula and prolong the service time of the internal fistula, can effectively prevent complications, and is safe and reliable.

The invention discloses a household multifunctional safety protection distribution box which comprises a distribution box shell. A comprehensive digital display alarm is arranged on the upper side of a panel of the distribution box shell, a smoke sensor probe is arranged on the left lower side of the panel on the front side of the distribution box shell, an alarm buzzer is arranged on the middle lower side of the panel on the front side of the distribution box shell, a switch contact output socket is arranged on the right lower side of the panel on the front side of the distribution box shell, a temperature detection probe is arranged inside the distribution box shell, backup protectors are arranged on the leftmost side of the inside of the distribution box shell, power lightning protection devices are arranged on the right side of the backup protectors, an overvoltage and undervoltage protector is arranged on the right side of the power lightning protection devices, a leakage protector main switch is arranged on the right side of the overvoltage and undervoltage protector, and circuit breaker branch switches are arranged on the right side of the leakage protector main switch. The household multifunctional safety protection distribution box has the advantage that a comprehensive household electricity safety protection effect can be realized by the power distribution box with monitoring and protection devices.

The invention discloses a novel linear electric loading system. The novel linear electric loading system comprises a base plate, base plate bosses, bumper block installing tables, bumper blocks, rubber blocks, guide rails, a slide platform, a connecting block, a magnetic railing ruler, drag chain installing angle iron, a force sensor, drag chains, a linear motor, a threaded connecting rod, a linear steering engine, a supporting plate and fixing screws. According to the novel linear electric loading system, aluminum alloy platforms are adopted in the linear motor, the guide rails and the like, and therefore dynamic performance of the system can be improved beneficially. Compared with a traditional loading structure that a servo motor is installed with a ball screw, the novel linear electric loading system has the advantages that the slide platform is adopted, a loading motor and the steering engine are connected through threaded rods, and the shortcomings that the traditional loading structure is long in reversed time and poor in dynamic performance are effectively overcome. Compared with a traditional connecting method using lug rings, the method of connecting the loading motor and the electric steering engine through the threaded rods avoids connecting gaps and improves loading accuracy. When the loading system breaks down, the phenomenon of rotation blocking of the steering engine can be prevented, the steering engine can not be damaged, and the effect of safety protection is achieved.

The invention discloses a special tool for 10KV circuit live-wire work robot drainage wire connecting work. The special tool comprises a cable stretch-in end and a cable stretch-out end, wherein a puncture cable clamp is positioned between the cable stretch-in end and the cable stretch-out end. The special tool comprises a substrate, and is characterized by comprising a drainage wire shearing mechanism installed on the substrate, wherein the drain wire shearing mechanism comprises an electric cutter; and the electric cutter is positioned at the cable stretch-out end. According to the special tool, robot live-wire wiring work can be realized, manual live-wire wiring work also can be realized, and the special tool has the function of shearing unnecessary drainage wires.

The invention relates to the technical field of automobile manufacturing and discloses an automobile anti-pinch door. The automobile anti-pinch door comprises a movable door and a door frame hinged with the movable door; an air bag is arranged on the edge of the movable door; a hydraulic cylinder and a push device are arranged in the movable door; one side of a piston of the hydraulic cylinder isconnected with a piston rod; the piston rod and the push device are matched mutually; a first opening and a second opening are formed at the top of the cylinder of the hydraulic cylinder; the first opening is communicated with the air bag; the second opening is connected with a water storage tank; the air bag is connected with a water discharge pipe; and the push device pushes the piston door to move and the cylinder of the hydraulic cylinder is filled with water when the door is opened, the push device drives the piston rod to move and water in the cylinder of the hydraulic cylinder is injected into the air bag when the door is closed, the air bag can protect hands or feet put on the door frame of passengers, and the impact force is reduced when the door is closed. The automobile anti-pinch door is novel in structure and solves the problem in the prior art that the hands of the passengers are liable to pinch when the automobile door is closed.

The invention discloses a hardly-degradable organic wastewater comprehensive treatment and zero discharge treatment method and a system thereof. The method comprises the following steps: wastewater goes through a biochemical treatment unit to remove most organic pollutants, obtained wastewater enters a hardness removal unit, carbon dioxide absorption is carried out to generate a carbonate precipitate, the precipitate is separated out to reduce the hardness, discharged water enters an ozone catalytic oxidation unit to carry out advanced degradation of hardly-degradable organic matters in order to obtain salt-containing wastewater, the salt-containing wastewater is filtered by an ultrafiltration unit, and the ultrafiltered wastewater enters an electrodialysis treatment unit to further concentrate and desalinate in order to obtain freshwater and strong brine which can be reused. The biochemical treatment unit, the hardness removal unit, the ozone catalytic oxidation unit, and the ultrafiltration unit and the electrodialysis treatment unit are combined, multiple technologies are combined, so the organic pollutants and inorganic salts in the wastewater are removed step by step, and zero discharge of the wastewater is realized; and tail gas of the ozone catalytic oxidation unit goes through a tail gas treatment and reuse system, and obtained tail gas can be reused in the biochemical treatment unit, so environmental protection-economy dual benefits are reached.

The invention relates to a light vehicle adopting an inflatable body as the safe protection, in particular to a safety protection device which can be used as an airbag in emergency. The technical proposal is as follows: adopting PVC or TPU inflatable composite materials, and using high-frequency heat adhesive for synthesizing an inflatable body and doors by adhesion. The front part of the inflatable body is provided with a front view window, and two doors are respectively provided with a side view window. The inflatable body is movably connected to the light vehicle by a locating lock and ensures the steadiness of inflatable body when the light vehicle is driving. The rear seat of the light vehicle is provided with a collection box in which a low direct current voltage charge and discharge pump is installed; the charge and discharge pump is used for air charging and discharging of the inflatable body and the doors; and by charging enough air to the inflatable body and the doors with the charge and discharge pump, safe protection for a light vehicle with excellent flexibility when in driving can be formed.

The invention discloses a non-embedded type remote monitoring intelligent door lock. The non-embedded type remote monitoring intelligent door lock comprises an intelligent door lock, a mobile terminaland a control center. The control center is connected with the intelligent door lock and the mobile terminal. The intelligent door lock comprises a lock body and a control panel. A control system isarranged in the lock body, and comprises a first processor, a power module, a USB interface module, a first GPS positioning module, a login module, a lock plunger control module, an alarm module, an infrared sensor, a first network module and an anti-theft module. The non-embedded type remote monitoring intelligent door lock has the beneficial effects that the design is reasonable, use is convenient, compared with an existing intelligent door lock, the effect of simultaneously positioning and managing the mobile terminal and the intelligent door lock can be achieved, the safety effect can alsobe achieved, and therefore the property safety of residents is effectively guaranteed while convenience is brought to use by people.

The invention relates to an electric heating pipe for heating liquid. The technical points are as follows: the electric heating pipe comprises a metal pipe, an insulation layer is arranged outside the metal pipe, a heat conducting layer is arranged between the metal pipe and the insulation layer, a heating membrane is arranged outside the insulation layer, and electrodes for leading current to the heating membrane are arranged on the heating membrane. The electric heating pipe has a simple structure and high heat transfer performance and safety performance, and the whole device can be effectively prevented from explosion.

A terminal device memory access control method and a device are provided; the memory comprises at least two access channels; the method comprises the following steps: using a second balance mode as a memory access mode to distribute access requests on various access channels; dividing whole memory storage space into second sub-storage rooms corresponding to each access channel according to a storage address scope under the second balance mode, and determining corresponding access modes through decoding addresses for extended addresses in the access requests; the access modes comprise a first access mode realizing non-intersect accessing in various second sub-storage rooms, and a second access mode realizing intersect accessing in a virtual access zone, wherein the access addresses in the virtual access zone are virtual storage addresses generated through intersecting mapping physical storage addresses in each second sub-storage room by using intersecting access size as unit. The method and device can improve performance and balance power consumption control so as to satisfy memory accessing needs of various applications on the terminal device.

The present invention relates to a motorcycle intelligent control system. Said system is mainly composed of signal processing unit, signal conversion unit and main control unit. Said signal processing unit is connected with speed sensor, transmission display circuit and engine pulse coil; the signal conversion unit is connected with shifting actuator contact-connection component displacement sensor, accelerator control mechanism displacement sensor and accelerator actuating mechanism displacement sensor; the main control unit is connected with gearshift drive circuit and accelerator drive circuit, the gearshift drive circuit is connected with gearshift actuating mechanism and the accelerator drive circuit is connected with accelerator actuating mechanism. Said invention also provides a motorcycle intelligent control method. Said invention mainly is used in motorcycle using automatic clutch engine.

The invention provides a multifunctional swinging machine for children. The multifunctional swinging machine for children is characterized in that a motor and a transmission speed-reducing device are arranged on an underframe; two sides of a shaft are provided with walking sticks; connecting rods are hinged with cross rods under a cross rod; a movable child chair and a handrail are arranged on an upper frame; the child chair and the handrail can be horizontally placed on the upper frame by a hinge and a bolt and also can be vertically fixed; two sides and one edge side of the upper frame are provided with lengthened frames; the lengthened frames can be fixed by bolts during expanding and retracting; the last grids of the lengthened frames are provided with fixed plates for placing wheels of a baby carrier; a plurality of cross rods for fixing the four-wheeled baby carrier are arranged on the lengthened frames; the cross rods are fixedly connected with two ends of the cross rods under the cross rod; sound insulation boards are arranged between the cross rods and the two ends of the cross rods under the cross rod; sound insulation boards are arranged under the motor and the transmission speed-reducing device on the underframe; a soft sound insulation material is used between the two sound insulation boards to connect the two sound insulation plates in a sealed manner; and a remote control switch, a voice operated switch, a timing switch, a speed adjusting switch and a music box can be connected to a power supply wire. The invention realizes a purpose that one machine has multiple functions.

The invention discloses a non-ferrous metal isothermal smelting furnace. The isothermal smelting furnace comprises a base, wherein a furnace body is arranged on the upper surface of one side of the base, a purification mechanism is fixedly connected to the upper surface of one side of the furnace body, a waste heat utilization mechanism is arranged on the upper surface of the other side of the base, a stirring mechanism is embedded in the middle of the upper surface of the furnace body, and a door handle is fixedly connected to a door of the furnace body. The invention relates to the technicalfield of smelting furnaces. According to the non-ferrous metal isothermal smelting furnace, by arranging the purification mechanism, when non-ferrous metal is machined, a filter screen and an activated carbon adsorption net in a purification box can play a role in purifying smoke, in the purification process, a rotating motor is powered on to drive discs on a second rotating shaft to rotate, circular racks on the discs can drive gear discs to rotate, then under the elasticity of springs, adjusting rods on the gear discs can enable the filter screen and the activated carbon adsorption net to shake off continuously so as to shake off the dust adhering to the surface of the filter screen and the surface of the activated carbon adsorption net.

The invention discloses a flyer shield structure of a roving machine. The roving machine is provided with a pliosaur slat and a flyer of which top end is arranged on the lower part of the pliosaur slat. The flyer shield structure comprises a front shield arranged on the front part of the flyer. The top side of the front shield is rotationally arranged on the roving machine. The front shield is provided with an observational part which is made of transparent or semitransparent materials. A locking mechanism is arranged between the front shield and the roving machine. When the roving machine isoperated normally, the locking mechanism makes the front shield cover on the front part of the flyer. The locking mechanism prevents an operator from being hurt by contacting a press palm, and prevents other accidents caused by blocking the press palm on the flyer or other elements from being thrown down. The locking mechanism can also prevent dust, cotton wool and other impurities from contactingthe flyer. The front shield is provided with the observational part, so the shield plays a role in safety protection. Simultaneously, the shield does not influence the operator to observe the operation condition of the roving machine at any time, and judge the abnormal condition of the roving machine operating abnormally.

The invention discloses a landing gear actuator control lock which comprises a shell with an axial through hole. A first nozzle is mounted at the left end of the shell, a third nozzle is mounted at the right end of the shell, the first nozzle is communicated with a first rod cavity of an actuator, the third nozzle is communicated with a second rod cavity of the actuator, an opening and closing structure is mounted in the axial through hole of the shell and used for opening or closing oil circuits of the first rod cavity and the second rod cavity of the actuator, a first thermal safety valve and a second thermal safety valve are mounted in the axial through hole of the shell, the first thermal safety valve is used for controlling excessive pressure due to excessive temperature and starting pressure release when the first rod cavity of the actuator is locked, and the second thermal safety valve is used for controlling excessive pressure due to excessive temperature and starting pressure release when the second rod cavity of the actuator is locked. Design complexity of a hydraulic system is reduced, the weight of the system is reduced, space is saved, and reliability and safety of the system and a mechanism are improved.

The invention discloses a multifunctional interconnected automobile suspension system, and relates to the technical field of automobile suspensions. The multifunctional interconnected automobile suspension system is characterized by comprising fluid dampers, connecting pipes and buffers, wherein the fluid dampers are respectively arranged at upper sides of an automobile, the fluid dampers located at the same end of the automobile are communicated with each other through the connecting pipes, and the connected connecting pipes are respectively connected to the buffers through other connecting pipes. The multifunctional interconnected automobile suspension system disclosed by the invention has the advantages of steady driving of the automobile, uniform force receiving of an automobile body and wide application scope, the integrated lifting of the automobile body can be controlled, all-around anti-pitching and anti-side-inclination functions are better, and the system is favorable for improving comfort and safety of the automobile.

The invention belongs to the field of earthquake simulation equipment, and in particular relates to a six-freedom-degree earthquake experience testing system and a control method of the six-freedom-degree earthquake experience testing system. The system comprises a control unit, a servo drive unit and an earthquake experience testing bed, has the advantages of high real-time property, extension flexibility, easy maintenance, high response speed, reliable and stable work, and smooth movement locus, and can realize the high-precision simulation function for transverse waves, longitudinal waves and surface waves generated by earthquakes. According to the control method, a motion simulation mathematical model of the earthquake experience testing bed is established through dynamic simulation software, the movement locus is mapped to joint space through the motion simulation mathematical model, the fitting interpolating calculation of the movement locus is carried out, and then the motion information files of piston rods at piston cylinders are obtained; the closed-loop control movements for the displacement of the piston rods at the piston cylinders are carried out, so that the earthquake experience testing bed simulates and reproduces the motion process of the earthquake waves according to the planned motion path. With the adoption of the control method, the locus smoothness, stability and high precision when the testing bed acts can be further guaranteed.

The invention provides a hanging basket walking system with synchronism easy to control. The hanging basket walking system comprises a baffle, a rail, a supporting sliding base, a left-hand thread wheel set, a movable truss, a main truss, a pin shaft, a clamping base, an oil cylinder, a walking system main pump station, a metal flexible pipeline, a hanging basket self-lifting self-locking type hanging machine structure, an auxiliary gradient adjusting truss structure, a decelerating rotary adjusting base structure and an auxiliary lifting automatic control machine structure. Through arrangement of a lifting rope, a hook, a storage wheel, a wheel axle, a fixed wheel seat, a driven gear, a speed reduction elevator and a rotary gear, the hanging basket is facilitated to lift, the hanging basket is hung through the hook, a speed reduction elevator acts and drives the rotating gear to rotate, so that the driven gear meshed with the rotating gear rotates, the wheel shaft rotates in the fixedwheel seat, the storage wheel retracts the lifting rope, the hanging basket can be lifted, and the working stability of the system is guaranteed.

The invention discloses a medical device for an intensive care unit (ICU). The medical device comprises a square housing, a fixing device, a safety device and a driving device, the fixing device is arranged on one side of the front portion of the square housing, the safety device and the driving device are installed in the square housing, a guiding groove is formed in the other side of the front portion of the square housing, and an inserting groove is formed in the part, located between the fixing device and the guiding groove, of the front portion of the square housing; the fixing device comprises two U-shaped protruding blocks which are fixedly installed on the front portion of the square housing and a clamping member which is rotatably installed on the front portion of the square housing. The medical device has the advantages that the medical device is safe and reliable, the service life is long, the operation of fixing a syringe is more convenient and efficient and faster, the interruption of medicinal liquid injection using the syringe can be prevented, the potential safety hazards on the life of a patient are eliminated, the syringe can be smoothly driven to inject medicinalliquid into the patient, and the life of the patient can be effectively ensured.

The invention discloses a control room for hoisting equipment. The control room comprises a control room skeleton, wherein metal plates are arranged at the top part, the bottom part and the back part of the control room skeleton; the curved surface in which a front skeleton of the control room skeleton is arranged is an arc-shaped curved surface; the center of the arc-shaped curved surface is positioned in the control room; the front skeleton of the control room skeleton is provided with arc-shaped curved glass; and the side surface of the control room skeleton is provided with a sliding glass window. The control room disclosed by the invention has the advantage that the range of the visual field is greatly enlarged so that an operator easily observes the goods and the activity condition of people, thus ensuring good safety.

The invention provides an intelligent attendance system. The intelligent attendance system comprises an electronic label card, an attendance machine, a KNX bus and a socket controller, wherein the electronic label card comprises personal information and an electronic code of a user; the attendance machine comprises a housing and as well as a central processor, an RFID reader, a display, a keyboard input module, a power module, an I/O interface module and a serial module which are arranged in the housing; the attendance machine is used for indentifying information in the electronic label card, and is connected with the socket controller through the KNX bus; a microprocessor is electrically connected with a KNX bus transceiver module and a relay module. According to the intelligent attendance system, automatic control of a socket is realized through the KNX bus to control the on and off of a socket power source, so that resource waste caused by electrical equipment in a standby power consumption state is avoided, potential security risks in case of leakage is avoided, and a certain security protection effect is realized. The intelligent attendance system integrates the functions of attendance management and power management, and is simple in structure, sensitive in response and long in service life.

The invention discloses a fall prevention safety device for climbing personnel on a tower crane. The fall prevention safety device comprises a braided rope; the braided rope is wound on a ratchet wheel clockwise; the ratchet wheel is fixed on a shell through a ratchet wheel shaft; a pawl is arranged at the lower end of the ratchet wheel; the ratchet wheel shaft is connected with an output shaft ofa motor; a protection ring is arranged at the lower end of the shell; the braided rope penetrates out of the shell through the protection ring; a hook is arranged at the tail end of the braided rope;a guide wheel is movably arranged at the lower end of the shell; a speed sensor is arranged on the guide wheel; and rope break protection devices are arranged at the lower end of the guide wheel at intervals. The fall prevention safety device is convenient to use and ingenious in design, when the person is in danger and quickly falls down, the braided rope is locked by the fall prevention safetydevice, and meanwhile, the fall prevention safety device has a rope break protection function, so that the effect of protecting the safety of the person is achieved.

The invention relates to an operation device and method for replacing a transmission line vibration protection hammer. The operation device comprises a case, a machine body, a moving arm and operationarms, wherein the operation arms can longitudinally move, stretch and rotate, the tail end of the operation arm I is equipped with a clamping mechanism and a supporting mechanism which are used for fixing a vibration protection hammer wire clamp, and the tail end of the operation arm II is equipped with a bolt fastening mechanism and a pitch joint which are used for fastening and loosening vibration protection hammer bolts. Through the coordination of joints, the device can realize live replacement of the vibration protection hammer on a high-voltage transmission line.

The invention discloses a safety belt convenient to carry and operate for electrical maintenance. The upper end of a backrest strap is connected with a right shoulder strap and a left shoulder strap;the end, away from the backrest strap, of the right shoulder strap is connected with a chest strap; the lower end of the backrest strap is connected with a waist support, and the two sides of the waist support are connected with a left leg strap and a right leg strap; and leg strap buckles and shoulder strap buckles are fixed to the lower ends of the two sides of the backrest strap. According to the safety belt convenient to carry and operate for electrical maintenance, the backrest strap, the waist support and a buttock support are arranged, thus the stability is improved, the safety effect is achieved, and an electrician can work more securely and efficiently; the strap-type buckles are arranged on the chest strap and a waist strap and are more stable than ordinary buckles; the leg strapbuckles and the shoulder strap buckles are arranged, when work is completed, the right shoulder strap, the left shoulder strap, the left leg strap and the right leg strap are contracted, meanwhile, the leg strap buckles and the shoulder strap buckles are contracted, and thus carrying is convenient; and a first lifting lug and second lifting lugs are arranged, so that the worker is safer and firmer in air.