116results about How to "Avoid stopping work" patented technology

The invention discloses an automatic leveling and distance-measuring plate shearer set and a control method thereof and belongs to the field of processing and shearing of plates. The automatic leveling and distance-measuring plate shearer set comprises an unreeling machine, a primary leveling machine, a distance measuring roller, a secondary leveling and shearing machine, a conveying belt, a material receiving machine, a probe module and a transition conveying belt, wherein the unreeling machine, the primary leveling machine, the transition conveying belt, the secondary leveling machine, the conveying belt and the material receiving machine are connected with one another in sequence; the probe module and the distance measuring roller are arranged above the transition conveying belt in sequence. According to the automatic leveling and distance-measuring plate shearer set, the plates are processed and sheared in manners of automatically and primarily leveling, automatically and secondarily leveling and shearing, and automatically measuring the distance; the full automation of leveling can be implemented; the automatic leveling and distance-measuring plate shearer set has the advantages of high leveling accuracy, high consistency and high efficiency.

The invention relates to a dustproof semi-mask type individual escaping device for gas explosion under a coal mine. The dustproof semi-mask type individual escaping device comprises an automatic oxygen respirator, a dustproof semi-mask, and a control part. A shell of the automatic oxygen respirator is internally provided with an oxygen cylinder, a filter, a pressure reducing valve, a one-way valve, a CO2 absorbent, and the like; an electromagnetic valve is connected with a leather bag; a gas duct is connected with the one-way valve which is connected a central blank pipe in the CO2 absorbent; the leather bag is folded in a upper cover; and the bottom of the shell is enclosed. In the dustproof semi-mask, an electromagnetic switch, a filtering tank, a face contacting mask, and an air exhaling-inhaling valve are arranged on a base; a stopping valve is fixed on a driving shaft of the electromagnetic switch; and the face contacting mask is connected with the oxygen steel cylinder through an air tube. In the invention, an early warning signal sent by an early warning network is received through a super-regenerative type receiver module, and is decoded and amplified to an on-off controller for controlling the electromagnetic switch and the electromagnetic valve; the electromagnetic switch closes the air exhaling-inhaling valve of the face contacting mask; and the electromagnetic valve opens the oxygen steel cylinder to supply oxygen for the face contacting mask and gains precious time for escaping.

The present invention provides an overcurrent prevention device for a robot, which protects an electrical system when an overcurrent is detected, and prevents a robot from being disabled or unstable in its posture regardless of the situation. It includes: FET (80a), which is inserted in the power supply circuit (7a), and when it is turned off, cuts off the power supply circuit (7a) to stop the power supply to the drive circuit (72); a current sensor (80b), which generates The output corresponding to the current of the motor energization; and the overcurrent suppression unit (comparator (80c), the first and second delay circuits (80d, 80e), EX-OR circuit (80f), AND circuit (80g), oscillator ( 80h), buffer (80i), AND circuit (80j), insulated gate driver (80k), latch circuit (801), ECU (70)), which compares the output V1 of the current sensor with the threshold Va, when the current When the output of the sensor exceeds the threshold value, the switching operation of turning on/off the switching element is performed within a first predetermined time (T2) to intermittently shut off the power supply circuit.

The invention discloses an automatic distance-measuring, leveling and shearing production line and belongs to the field of processing of shearing plates. The automatic distance-measuring, leveling and shearing production line comprises an unreeling machine (1), a primary leveling machine (2), a distance measuring roller (3), a conveying belt (5), a material receiving machine (6) and a transition conveying belt (8) and is characterized by also comprising a secondary leveling and shearing module (4) and a probe module(7) wherein the unreeling machine (1), the primary leveling machine (2), the transition conveying belt (8), the secondary leveling machine (4), the conveying belt (5) and the material receiving machine (6) are connected in sequence; the probe module (7) and the distance measuring roller (3) are arranged above the transition conveying belt (8) in sequence. The automatic distance-measuring, leveling and shearing production line is capable of implementing full automation of secondary leveling and has the advantages of high leveling and plate-shearing accuracy, high consistency and high efficiency.

The invention discloses an automatic fire alarm system. The automatic fire alarm system comprises a fire-fighting module, a fire-fighting control room and an evacuating module, wherein the fire-fighting module comprises a fire detector, a manual alarm button, a smoke exhaust system, a fireproof door, a fireproof roller shutter door, a fire-fighting plunger pump and a gas fire-extinguishing device;the fire detector comprises smoke sensing detectors and temperature sensing detectors placed in many places; the fire-fighting control room comprises a fire alarm controller, a fire-fighting controlpattern display, a special fire-fighting telephone assembly and a fire-fighting power supply monitor; the fire alarm controller is used for receiving a feedback signal of the fire detector and controlling other modules to operate; and the evacuating module comprises a special fire-fighting extension telephone, a fire emergency broadcasting system, a fire alarm, an evacuation indicating system anda fire-fighting emergency light. By matching the fire-fighting module, the fire control room and the evacuating module, work of fire-fighting equipment is controlled automatically to quench fire and guide crowds to evacuate immediately, so that the condition that the manual control efficiency is low is avoided, and the fire-extinguishing efficiency is increased.

The invention relates to the technical field of air conditioners, in particular to an air conditioner. The air conditioner aims to solve the problem that an existing air conditioner is caused by insufficient liquid supply of a compressor. For the purpose, the air conditioner comprises a cooling pipeline system arranged between a cooling inlet and a condenser of the compressor, and partial refrigerant in the condenser flows to the cooling inlet of the compressor through the cooling pipeline system and then flows into the compressor; and the cooling pipeline system comprises a cooling pipeline and a pump device arranged on the cooling pipeline, the pump device is connected with a controller, and the controller is configured to control starting and stopping of the pump device according to thepressure ratio of the compressor. The pump device is started to ensure that the refrigerant in the condenser can flow into the compressor when the pressure ratio is lower than a set threshold value,so that the pressure ratio of the compressor is improved, the effect that the air conditioner can still normally run when the external temperature of the condenser is low is achieved, and thus it is ensured that the air conditioner can still meet the refrigeration requirements under the condition.

A frame with an outer lens having a slit that stagnantly sealingly conforms to the user's face to create a stagnant air barrier that creates air resistance against airborne particles entering the slit, traversing the interior space, and then contacting the user's eyes. The user can see through the slit even if airborne particles deposited on the outer lens obscure the user's vision. Alternatively, a frame with an outer lens having slits for a user's eyes and a protective inner lens having transparent portions has an inlet communicating with the interior space created between the inner and outer lenses. A portable compressed air source introduces compressed air into the interior space to create an air stream that flows outwardly through the slits. The air stream prevents airborne particles from entering through the slits and into the interior space and contacting the inner lens, to maintain transparency. The user can carry the compressed air source and move freely.

The invention provides a reciprocating regenerating type full-automatic roll curtain air filtering device which comprises an upper filtering roller, a lower filtering roller and coiling filtering materials arranged on the upper filtering roller and the lower filtering roller; and the reciprocating regenerating type full-automatic roll curtain air filtering device is improved in that the filtering materials are the regenerating filtering materials; an additional dust collector is arranged and provided with an upper absorbing head and a lower absorbing head, wherein absorbing ports of the upper absorbing head and the lower absorbing head face the positive faces of the filtering materials; an the upper filtering roller and the lower filtering roller are respectively driven through a first driving motor and a second driving motor. According to the reciprocating regenerating type full-automatic roll curtain air filtering device, the regenerating filtering materials are adopted, and the working way of collecting and releasing the filtering materials in a reciprocating way is utilized; two high filtering materials are adopted to achieve reciprocating alternation in work, so that the filtering and purifying can be continuously carried out. With the adoption of the reciprocating regenerating type full-automatic roll curtain air filtering device, the circumstances that the work is stopped and the equipment is disassembled frequently during replacing the filtering materials can be avoided; the problems that the production is stopped under terrible weather can be completely solved, and the service life of the equipment also can be prolonged; only one worker is needed to clean the dust on the equipment in daily use at a fixed period, so that the labor intensity in maintenance of the equipment is greatly reduced.

The invention relates to a nozzle for an LPI injector, wherein, even the injecting pressure of a fuel injected by a fuel injecting hole of the injector is continuously applied on the upper end of a Teflon pipe, because the elastic force of a spring member is greater than the injecting pressure of the fuel at the upper end of the Teflon pipe, the spring member powerfully supports the lower end of the Teflon pipe, thereby the upper end of the Teflon pipe continuously contacts with the lower end of the injector, and no gap is formed between the lower end of the injector and the upper end of the Teflon pipe. Therefore, the hole is prevented from being blocked by the tar adhered in the hole and located at the upper end of the Teflon pipe. In addition, the poor engine starting, vehicle shake and the stop of the engine in the running process can be prevented.

The invention provides a portable wireless automobile anti-collision system and data processing method. The system comprises a wireless radar component, a wireless photographing component and a solar cell component which are fixed at the external part of a vehicle body through magnetic force, and a signal switch, a central controller, a memory, a voice alerter and a display screen which are fixed in a driving cabin. The wireless radar component and the wireless photographing component are wirelessly connected with the central controller via the signal switch. A driver transmits a command via the display screen. The central controller invokes the wireless radar component and the wireless photographing component to monitor and photograph the voice alerter according to the command and performs video frame display and voice alarm via the display screen and the voice alerter. The wireless radar component and the wireless photographing component are arranged on the vehicle body in a connection mode through magnetic force so that the wireless radar component and the wireless photographing component can be rapidly detached, carrying is convenient, the anti-collision system is particularly suitable for being installed on large vehicles with trailers, multipoint detection can be adopted, and the probability of collision of the vehicle with pedestrians or obstacles can be reduced to the largest extent. The anti-collision system is rapid in response, and barrier detection accuracy of the system is enhanced.

The invention discloses a multifunctional gas concentration detector, which includes an Atxmega64D4 microcontroller, a signal processing and acquisition device, a display device, a wireless communication device, an acousto-optic alarm and a button device; The output end of button device is connected with the input end of Atxmega64D4 microcontroller, and the input end of described signal processing and collection device is connected with the output end of Atxmega64D4 microcontroller, and described display device, wireless communication device, sound and light alarm and signal The output terminals of the processing and collecting device are connected; the signal processing and collecting device mainly include a methane measuring device and a carbon monoxide measuring device; the advantage of the present invention is that a multifunctional gas concentration detector of the present invention can detect methane gas and Simultaneously detects carbon monoxide gas, has a two-in-one detection function, and can also be connected to a PDA and individual rescue system through a wireless interface.

A nuclear power communication control module based on the redundancy technology comprises a main processing module, a hot backup processing module, an RS485 circuit, an RS422 circuit, an RS232 circuit, a master-slave configuration circuit, a communication protocol conversion circuit and a power supply module, a plurality of bottom IO monitoring modules on an RS422 communication bus with anti-radiation capability in a nuclear power state monitoring system are read and controlled; and a data transmission protocol is converted, so that the problem of tedious wiring of a central control room of anuclear power station due to adoption of a large number of analog monitoring circuits is solved, and a Profibus-DP main station of a central control system can communicate with a bottom IO monitoringmodule through one cable. Redundant processing modules are combined with a polling mechanism between the processing modules and a polling mechanism between the processing modules and a bottom IO monitoring module to serve as a core, data can be uploaded to a ProfiBus-DP main station orderly and continuously, and the influence of data loss caused by faults of a common single-path transmission structure is avoided.

The invention discloses an excrement scraping device. The excrement scraping device comprises an excrement scraping plate framework and a drawing device, wherein movable excrement scraping plates are fixed on the excrement scraping plate framework; lower edges of the movable excrement scraping plates are matched with the bottom surface profiles of excrement leaking tanks; a horizontal shaft is arranged in the middle of the drawing device, and vertical guide holes are formed in upper parts of the movable excrement scraping plates and matched with the horizontal shaft for sleeving. The excrement scraping device is simple and reasonable in structure, the excrement scraping plate framework performs parallel movement along guide rails, the height position of the excrement scraping plate framework is not changed, meanwhile, the excrement scraping plate framework is used for carrying a urine leaking tank scraping plate to reciprocate along a straight line, the movable excrement scraping plates can swing up and down as required and have arc structures; when the movable excrement scraping plates move to excrement collection tanks, concave arc surfaces are stressed and can be attached with the bottoms of the excrement leaking tanks, and the cleaning is thorough.

The invention designs the field of passion fruit flesh taking machines, particularly relates to a device capable of automatically taking passion fruit flesh. The device comprises a machine frame, a flesh taking device mounted on the machine frame, a transmission component of the flesh taking device, a feeding and clamping device on one side of the machine frame and a feeding and transmitting component for clamping passion fruits, wherein the machine frame is used for fixing the whole device to increase stability; and the flesh taking device comprises a supporting seat mounted on the machine frame, a rotatable rotating main shaft which is connected to a rotary cutter, a flesh taking cutter which is connected through the rotating main shaft and can be disassembled and replaced, and a small-scale motor for providing rotation power. The automatic device capable of automatically removing passion fruit peel provided by the invention can overcome defects in the prior art, and batch food technology processing can be performed on peeled passion fruits, and technological process is optimized.

The invention discloses a high-voltage module protection method and device of an air purifier and the air purifier. The method comprises the steps of obtaining feedback voltage of a voltage doubling module of a high-voltage module; when the feedback voltage is continuously lower than a preset reference value within preset time, determining that the high-voltage module is broken down; and reducing output voltage of the high-voltage module to a first high-voltage value on the basis of the fault if the output voltage of the high-voltage module is greater than a preset first high-voltage value when the high-voltage module is located in a voltage mode conversion process. According to the scheme, the defects of high misoperation rate, low reliability, poor user experience and the like in the prior art can be overcome; and the beneficial effects of low misoperation rate, high reliability and good user experience are achieved.