56results about How to "To achieve the alarm effect" patented technology

The invention discloses a medical nursing hair washing vehicle. The medical nursing hair washing vehicle comprises a sliding plate, the bottom of the sliding plate is provided with sliding wheels, a support column and telescoping fixed rods are sequentially arranged on the sliding plate from left to right, and the tops of the telescoping fixed rods are connected with an operation plate. A water tank and a sewage tank are arranged on the sliding plate, the central part of the operation plate is provided with a hair washing basin, and a water outlet in the bottom of the hair washing basin is connected with the sewage tank through a flexible pipe. A controller and a washing liquid box are respectively arranged at two sides of the operation plate, one end, of the surface of the operation plate, provided with the washing liquid box is provided with two hollow steel pipes, and one hollow steel pipe is provided with a loudspeaker. A heater and a temperature sensor are respectively arranged at the left side and the right side of the interior of a heating box, and a water pipe and a flexible pipe connected with the bottom of the heating box are connected through a rubber pipe, and the joint of the water pipe and the rubber pipe is provided with an electronic valve. The medical nursing hair washing vehicle can prompt the medical workers to pay attention to the water temperature, and the case that the water temperature is too high, the patient or the medical workers are scalded can be avoided.

The invention discloses an automatic alarming vacuum medicine storage cabinet, which comprises an installation base, the upper surface of the installation base is fixedly connected with a medicine cabinet, the inner wall of the medicine cabinet is fixedly connected with a partition board, and the surfaces of the medicine cabinet are respectively provided with air conditioners The inlet, the pressure relief port and the vacuum suction port, the upper surface of the medicine cabinet is fixedly connected with an induction pipe, the inner bottom wall of the induction pipe is provided with an induction port, and the upper surface of the induction pipe is fixedly connected with a power supply box. The automatic alarming vacuum medicine storage cabinet achieves the effect of alarming the medicine cabinet. When the lower contact touches the upper contact for electrical connection, the red light alarm lights up to give an alarm, which achieves the effect of alarming the vacuum in the medicine cabinet. The effect of real-time induction of pressure, when the vacuum pressure in the medicine cabinet becomes small, the induction piston drives the lower contact and the upper contact to electrically connect to the alarm, thus effectively solving the problem that ordinary vacuum medicine cabinets cannot accurately issue air leakage warning.

The invention discloses a swimmer danger monitoring and self-rescue device. The device is characterized in that the device comprises a shell and a gas generator which are worn on a wrist. A touch display screen, a charging socket and a closing alarm switch are arranged outside the shell, and a time module, a central control module, an emergency execution module, a lithium battery, a wireless communication module, an alarm module and a detection module are arranged in the shell. The gas generator comprises an external light shell, a manual button and a bottom cover are arranged on the light shell, and a hose, a liquid funnel communicated with the hose, a cavity, a generator generating a chemical reaction and an air bag collecting gas are arranged in the light shell. The device is easy to use, wide in application range, small, light and cheap; the size of the device is about 50-60 mm, the weight of the device is about 400-500 g, and the user will not feel uncomfortable by wearing the device on the wrist. Chemical substances are used for chemical reactions, so cost can be reduced, waste is avoided, the effect that device is small, exquisite and light is achieved, and the device can bereused by re-adding dosage.

The invention relates to the technical field of chemical pipelines, and discloses a flange for a leakage-proof chemical pipeline. The flange comprises a first flange plate and a second flange plate, wherein a first sliding groove is formed in the inner wall of the first flange plate, a sliding block is connected to the inner wall of the first sliding groove in a sliding mode, a sliding rod is fixedly connected to the front surface of the sliding block, a magnetic block is fixedly connected to the inner wall of the sliding rod, a spring is fixedly connected to the top of the sliding rod, an electromagnet is fixedly connected to the top of the spring, a clamping plate is fixedly connected to the bottom of the first flange plate, and a dielectric plate is fixedly connected to the inner wall of the clamping plate. According to the flange for the leakage-proof chemical pipeline, the voltage in a circuit is changed through the dielectric plate, a positive plate and a negative plate, so that the working state of a piezoresistor is changed; and the sliding rod is pushed to move through repulsive force formed between the electromagnet and the magnetic block, and the sliding rod is embedded with a first clamping groove, so that the effect of preventing leakage caused by looseness of the flange plates is achieved.

The invention discloses a clamping table with an alarm function for machining. The clamping table comprises a base and a supporting table, wherein the supporting table is slidably connected to the top end of the base. By arranging a motor, the motor drives a screw to rotate, then the screw drives a support at the outer side of the screw to move, when the support gets close to a limiting boss, the two ends of the support push push rods to slide at the inner sides of spacing rings, and then the push rods push pressing blocks to slide at the outer sides of trapezoidal blocks, the trapezoidal blocks and connecting plates push sliding rods to slide at the inner sides of the clamping plate sets, the ends, located at the opposite inner sides of the clamping plate sets, of the sliding rods are fixedly connected to the clamping blocks, then the clamping blocks clamp the two sides of a workpiece, and then the automatic clamping effect is achieved; and by arranging a pressing plate and a proximity switch, when the pressing plate slides to the bottom end, the other end of a supporting rod just reaches the induction distance of the proximity switch, it shows that the pressing plate is extruded in place, at the moment, the motor stops clamping, a machine tool gives a buzzing alarm, and the effect of giving an alarm during clamping is achieved.

The invention provides an integrated municipal drainage system inspection well liquid level measuring device. The device comprises a measuring rod and a floating ball; the floating ball is connected with a sliding rod; the sliding rod is connected with a sliding block; a first sliding groove and a second sliding groove are formed in the measuring rod; the sliding block is movably connected into the second sliding groove in a sleeving mode; the second sliding groove is connected with the outside through the first sliding groove; the floating ball is connected with the sliding block through thesliding rod; the sliding rod runs through the first sliding groove; a first pressure sensor and a second pressure sensor are both connected with an external processor; the sliding block is further connected with a touch block; the measuring rod is provided with a contact groove matched with the touch block; a third pressure sensor is arranged at the upper end of the contact groove; a fourth pressure sensor is arranged at the lower end of the contact groove; and the third pressure sensor and the fourth pressure sensor are both connected with an alarm. The device can be widely applied to the technical field of municipal engineering.

The invention discloses a punching machine propulsion alarming device which comprises supporting columns, a mounting plate, a back plate, a punching box, a punching unit and an alarming unit. The supporting columns are welded to the lower end of the mounting plate. The back plate is mounted on the rear side of the upper end of the mounting plate. The punching box is mounted at the top end of the back plate. The punching unit is mounted in the punching box. The alarming unit is mounted on one side of the upper end of the mounting plate. An alarm apparatus box is arranged on the outer side of the lower end of the alarming unit. Shaft mounting plates are mounted on one side in the alarm apparatus box. The shaft mounting plates are connected through a rotating intermediate shaft. An L-shaped rotating bar is mounted on one side of the rotating intermediate shaft. A conductor rotating bar is mounted on the other side of the rotating intermediate shaft. An alarm apparatus is mounted on the upper surface of the end, away from the rotating intermediate shaft, of the alarm apparatus box. A storage battery box is mounted on one side in the alarm apparatus. The punching machine propulsion alarming device can be used for reminding working staff in a buzzer alarming mode when punching propulsion is performed, and excessive punching is prevented.

The invention discloses a medical nursing hair washing vehicle. The medical nursing hair washing vehicle comprises a sliding plate, the bottom of the sliding plate is provided with sliding wheels, a support column and telescoping fixed rods are sequentially arranged on the sliding plate from left to right, and the tops of the telescoping fixed rods are connected with an operation plate. A water tank and a sewage tank are arranged on the sliding plate, the central part of the operation plate is provided with a hair washing basin, and a water outlet in the bottom of the hair washing basin is connected with the sewage tank through a flexible pipe. A controller and a washing liquid box are respectively arranged at two sides of the operation plate, one end, of the surface of the operation plate, provided with the washing liquid box is provided with two hollow steel pipes, and one hollow steel pipe is provided with a loudspeaker. A heater and a temperature sensor are respectively arranged at the left side and the right side of the interior of a heating box, and a water pipe and a flexible pipe connected with the bottom of the heating box are connected through a rubber pipe, and the joint of the water pipe and the rubber pipe is provided with an electronic valve. The medical nursing hair washing vehicle can prompt the medical workers to pay attention to the water temperature, and the case that the water temperature is too high, the patient or the medical workers are scalded can be avoided.

The invention relates to the technical field of fire-fighting equipment and discloses a fire-fighting spray header with an alarm function. The fire-fighting spray header comprises a base and a sealingplug, an air inlet channel communicating the inside and the outside is formed in the base, the air inlet channel inclines from top to bottom, an air vibration channel is formed in one side of the base and used for communicating an inner cavity of the air inlet channel with an external environment, and the sealing plug blocks a lower end opening of the air inlet channel. The air inlet channel andthe air vibration channel are formed in one side of the base. When the spray header is used, since the flow velocity of water in the base is high, known from the Bernoulli principle, the pressure intensity in the base is small, external air enters the base along with the air inlet channel, when the external air passes through an inlet of the air vibration channel, the air is shunted to generate vibration and make a sound, and meanwhile, the air inlet channel easily vibrates to make a sound when the external air accelerates to enter due to a small aperture, so that the base generates harsh sound during water spraying to achieve an alarm effect.

The invention relates to a mining intrinsically safe car backing-up alarming device. More than four middle sound transmission holes, front mounting grooves and rear mounting grooves are formed on the circumference of the inner chamber of a casing; a cable connecting plug is hermetically mounted on a mounting base at the lower part of the casing; a horn is mounted on a rear window of the casing inan inverted manner; a waterproof diaphragm is hermetically mounted on the rear end surface of the casing through a pressure plate; a front cover is mounted at the front part of the casing; a transparent lid is hermetically mounted at a window of the front cover and forms a closed watertight seal cavity; a middle cover plate on which a circuit board, an alarm lamp and a camera are mounted is mounted on the front cover or / and the inner chamber wall of the casing; more than four front sound transmission holes at the front part of an annular groove on the front cover and the middle sound transmission holes on the casing are arranged in a staggered manner; drain holes are formed at the bottom of the annular groove; a rear cover with a spherical surface is mounted at the rear part of the casingand opposite to the waterproof diaphragm; and a cavity between the rear cover and the casing is communicated with the middle sound transmission holes and the front sound transmission holes to form sound channels. The mining intrinsically safe car backing-up alarming device has the advantages of reasonable structure, convenience and reliability in use and flushing resistance, and can dynamically capture video of the rear part of a vehicle.

The invention belongs to the technical field of textile machinery, in particular to an alarm mechanism for warp knitting machine yarn breakage, comprising a chassis, the bottom of the inner cavity of the chassis is fixedly connected with a drive box, the inner cavity of the drive box is provided with a support column, and the outer surface of the support column is socketed There is a slide plate, by setting the guide wheel, when the warp yarn breaks, the guide wheel loses the downward pressure, at the same time, the pressure spring drives the slide plate to slide upward on the inner surface of the chute under the reaction force, and the slide plate drives the support column to move upward, supporting The column pushes the first concave frame to move upward, the first concave frame drives the guide wheel to move upward, and at the same time, the support column drives the trigger plate to move upward through the drive slot, so that the trigger plate contacts the metal contact plate, so that the buzzer is energized, thereby achieving In order to improve the alarm effect, by setting the above structure, it has the advantage of alarming when the warp yarn breaks, thereby effectively reminding the staff.

The invention relates to a multifunctional circuit breaker. The multifunctional circuit breaker comprises a circuit breaker body; a shell is arranged on the outer side of the circuit breaker body in asleeving mode; four baffles are arranged on the top of the inner wall of the shell; a groove with a downward opening is defined by the four baffles; a groove opening of the groove is connected with amicro-motor through a supporting rod; an output shaft of the micro-motor is rotationally connected with a fan; a switch contact piece is arranged at one end, away from the fan, of the micro-motor; aconnecting rod which is hinged to the groove is arranged in the groove in a penetrating mode; a copper contact piece matched with the switch contact piece is connected to the hinged position; a temperature sensor, a PLC, a vertical sliding rod and a driving mechanism for driving the vertical sliding rod to move are symmetrically arranged in the shell; the PLC is connected with the temperature sensor and the driving mechanism; an output shaft of the driving mechanism is connected with the sliding rod; a first sliding chute and a second sliding chute are symmetrically formed in the upper side and the lower side of the shell; a transverse rod is transversely arranged on the sliding rod; and the end part, close to the groove, of the transverse rod is connected with the end part of the connecting rod. The multifunctional circuit breaker has a heat dissipation effect and can achieve a warning effect.

The invention discloses a meshing recording system based on a blockchain technology, and relates to the technical field of meshing recording. The meshing recording system based on the blockchain technology comprises a central processing unit, the central processing unit is in bidirectional connection with a microprocessor arranged in a monitoring chamber, an output end of the microprocessor is connected with an input end of an alarm module, an input end of a displayer, an input end of an indication lamp and an input end of a preprocessor, and the microprocessor is in bidirectional connection with a storage module. According to the meshing recording system based on the blockchain technology, through the arrangement of a sensor, an A / D converter, the central processing unit, a recording collector and the storage module, the effect of recording the meshing frequency is achieved, a user uses the system conveniently, and manual recording is avoided.

The invention discloses an NAMUR switch instrument transmitter and a control method, and relates to the technical field of transmitters, and the NAMUR switch instrument transmitter comprises an MCU microprocessor, a sensor connected with the input end of the MCU microprocessor, a key unit connected with the input end of the MCU microprocessor, and a switch current control circuit connected with the output end of the MCU microprocessor. The NAMUR switch instrument transmitter has the effect of conveniently adjusting and setting alarm points according to field requirements.

The invention discloses a municipal engineering safety protection device which comprises a first protection rod, a second protection rod, a signal antenna, a miniature solar power generation panel, alithium battery, a flexible PCB and a power switch. A first connecting pile is welded to the outer surface of the first protection rod, a folding telescopic frame is hinged to the outer surface of thefirst connecting pile, a supporting structure is fixed to the bottom end of the first protection rod through screws, a fixing cylinder is fixed to the top end of the first protection rod through screws, a cover plate is embedded in the upper surface of the fixing cylinder, a second connecting pile is integrally connected to the upper surface of the cover plate, a miniature solar power generationpanel is hinged to the top end of the second connecting pile, the signal antenna is attached to the lower surface of the cover plate, and a protection cylinder is arranged on the inner side of the fixing cylinder. When the device is in an abnormal condition, alarm information can be sent in time, the post-event protection effect is improved, and the hazard of potential safety hazards is reduced tothe maximum extent.