34results about How to "Know the working status" patented technology

A control method of a robot comprises the following steps of detecting the operating parameters of the robot, generating fault information when the operating parameters are abnormal, sending the fault information to a remote service center, and receiving fault solution information returned by the remote service center. When the robot breaks down, a user can know the fault timely and can remotely learn a fault elimination method, the robot does not need to be sent to a maintenance service department to be detected and maintained every time, and convenience is brought for the user.

An energy-efficient LED lighting system based on WI-FI + ZigBee communication transmits a control signal transmitted by a mobile terminal to a MCU control module through a wireless (Wi-Fi) transmission module, and then transmits to an LED lamp through a constant voltage constant current drive module after the MCU control module parses the control signal. In this way, the constant voltage constant current drive module controls the light color and brightness of the LED lamp. Meanwhile, a ZigBee module also transmits the control signal transmitted by the MCU control module to an ad hoc network of the LED lamp, so as to achieve intelligent remote control of the LED lamp. The energy-efficient LED lighting system based on the WI-FI + ZigBee communication does not require re-wiring, and can achieve the intelligent remote control of the LED lamp through the mobile terminal Wi-Fi and the ZigBee module, so that a user can be informed of the work state of the LED lamp and conduct control.

The invention discloses a camera condition monitoring system and method. The camera condition monitoring system comprises a sampling unit and a processing unit, wherein the sampling unit is configured to extract a current sample area image from currently colleted images according to a sample collection area; the processing unit is configured to contrast the current sample area image with a set sample area image to see whether the two images are identical; the current sample area image is received from the sampling unit again if the two images are identical, and monitoring abnormal information is output if the two images are not identical. According to the contrasting method, the currently colleted images are subjected to sample area sampling to acquire the current sample area image; if the current sample area image is different from the set sample area image, the camera monitoring abnormal information is output. The camera condition monitoring system is simple in structure and convenient to erect; only the current sample area image is needed in the contrasting process, so that the information processing quantity of the whole monitoring system is greatly lowered; the information contrasting quantity of the method is quite small, and accordingly, the information transmission quantity is also quite small.

The invention provides a rigid tension device with a sensor, belongs to the technical field of goods fixing tools, and solves the problems that the prior rigid tension device with the sensor has a complex integral structure, cannot automatically detect the intensity of tension of the tension device, is quite fussy to operate and use, has weak safety and reliability, and the like. The rigid tension device with the sensor comprises a tension mechanism provided with a handle, one end of the tension mechanism is connected with a first hook, the other end of the tension mechanism is connected with a second hook, the tension mechanism is made of a rigid material, the tension mechanism can adjust the distance between the first hook and the second hook, the sensor is arranged between the tension mechanism and the first hook, the sensor is connected with a signal processing circuit which can receive and process signals, and the signal processing circuit is connected with a display device. The rigid tension device with the sensor has the advantages of simple integral structure, automatic detection of the intensity of the tension of the tension device, convenience for operation and use, high safety and reliability and the like.

The invention is concerned with the exterior electric-short protective signal controlled shunt release, includes: the shell 1, which contents the electromagnet2 with the coil21 and the armature22, the control circuit3, the current transformer4, the power supply wiring pole5 and the signal receiving wiring pole5. The control circuit3's switch control circuit includes the integrated circuit IC2, the resistance R2, the controllable silicon Q1, the bridge reactor D1 - D4, and the electromagnet, it is: the 1, 2 foot of the IC2 receive the exterior signal and connect the 3, 4 foot that control the connection of the Q1 and active the electromagnet TQ for driving the linkage machine off the switch K; the operating state of the switch indicates the circuit includes the R1 and the integrated circuit 1, which cuts off the connection of the 3, 4 foot of the IC1 and with no current passes though the 1, 2 foot of the IC1, and no voltage outputs from the bridge reactor D1-D4. The invention is unlikely burns the tripping coils with high frequency movement and with one or more than one exterior signals control the breaker switch.

The embodiment of the invention discloses a dehumidifier which comprises a ventilation shell, a fan and a sealing base, wherein the ventilation shell can bear a desiccant, and the desiccant can absorb moisture in air; the ventilation shell is connected with one end of an air recovery shell, and a fan which drives the air to flow to contact the desiccant borne by the ventilation shell when operating is installed on the air recovery shell; and the sealing base is connected with the other end of the air recovery shell and is provided with a soft edge which can cling to the inner wall of a shoe and seal the shoe. In the embodiment, by adding the fan in the dehumidifier, peripheral air is driven to fully contact the desiccant, thereby accelerating the moisture absorption speed of the desiccant and enhancing the moisture absorption function. In addition, by adding the sealing base, the shoe is sealed and a sealed space is formed, and therefore, a range of dry air can be shortened within the space of the shoe, and the dehumidification efficiency is enhanced. Further, because the shoe is sealed with the sealing base, the dehumidification range of the dehumidifier is limited within the range of a shoe frame, and the dehumidification efficiency is enhanced.

The invention relates to an isolating circuit breaker locking device which is installed in a circuit breaker control box and is characterized in that it comprises a substrate, a drive motor, a control motor, a drive shaft, a limit sleeve, a sleeve guide base and a limit switch; when a ground knife switch is switched off, the drive motor operates and driven a bevel gear to rotate to drive a bevel gear b, the bevel gear b rotates to drive the drive shaft to rotate; the external threads on the drive shaft drive the limit sleeve to move in the horizontal direction when rotating so that the end portion of the limit sleeve is moved to a limit sheet on a breaker lever and is abutted against the sheet; the stroke control lever connected to the limit sleeve is moved to moving the limit switch to trigger the limit switch so that the drive motor stops operating; it may also enable the limit sleeve to cooperate with the limit sheet on the circuit breaker control lever by turning off the drive motor controller and manually rotating the drive shaft.

The invention relates to a novel hydrogen fuel cell used for driving an unmanned aerial vehicle. The novel hydrogen fuel cell is characterized in that the novel hydrogen fuel cell is arranged on the unmanned aerial vehicle; the unmanned aerial vehicle comprises a left wing, a right wing, a trunk and an empennage part; the left wing is provided with a left wing first bracket and a left wing second bracket; and the right wing is provided with a right wing first bracket and a right wing second bracket. According to the novel hydrogen fuel cell used for driving the unmanned aerial vehicle, the flight height and direction of the unmanned aerial vehicle can be controlled at any time according to the needs, the flight controllability and the flight efficiency of the unmanned aerial vehicle are improved, controllers are arranged for all motors and propellers, thus manipulation sensitivity is improved, meanwhile, different power sources are adopted during flight, thus fuel can be saved, and the cruising ability of the unmanned aerial vehicle is improved.

The invention discloses a small breaker. The breaker comprises a plastic shell, a movable contact, a static contact, an operation mechanism, an electromagnetic tripping mechanism, an arc extinguish chamber and a run-on tab, wherein the electromagnetic tripping mechanism comprises a magnetic yoke; one end of the run-on tab is electrically connected with the static contact, while the other end of the run-on tab extends into the arc extinguish chamber; and the arc extinguish chamber is positioned under the magnetic yoke. The small breaker is characterized by comprising an iron arc guide plate; one end of the arc guide plate, namely a fixed end, is fixed on the bottom of the magnetic yoke, while the other end of the arc guide plate, namely an arc guide end, is bent downwards and close to the movable contact. The small breaker has the advantages of effectively improving the capability of short circuit disjunction of the breaker, easily achieving the level of 6,000A energy level 3, and has short arcing time less than 6 milliseconds.

The invention discloses a computer wind guiding groove, and belongs to a computer accessory. The structure of the computer wind guiding groove comprises wind guiding sheets and a base board. The bottom of one side of the wind guiding sheet is fixed on the base board, and the wind guiding sheets are at equal interval. The base board between each two wind guiding sheets is provided with a board card hole. The bottom of the base board is provided with bayonet pins. One end of the wind guiding sheet is directly corresponding to a radiating fan, and the other end is provided with a light guiding column. Compared with the prior art, the computer wind guiding groove is characterized by rational design, simple structure, easy processing, small volume, convenient use, and multiple purposes.

The invention discloses electrical engineering automation protection equipment and a protection method thereof, and relates to the technical field of electrical engineering automation, the electrical engineering automation protection equipment comprises a bearing seat and a monitoring assembly, grounding supporting feet are arranged on two sides of the bearing seat, a placement frame is arranged at the upper end of the bearing seat, and a heat dissipation opening is formed in the middle of the rear end in the placement frame; and a connecting assembly for equipment connection is arranged at the lower end in the placement frame body. Through mutual cooperation of a plurality of components, effective protection of the electrical engineering device is realized, continuity and effectiveness of work of the electrical engineering device are ensured, corresponding adjustment is conveniently performed according to an actually protected device, so that the protection device is suitable for different electrical devices, the actual use range of the protection device is ensured, and the protection device is worthy of popularization and application. And meanwhile, a protected device can be automatically monitored in the whole process, the working stability of the electrical device is ensured, and a worker can conveniently master the working state of the device through remote transmission of monitored data.

The invention belongs to avionic network technologies, and relates to an avionic network avionic data storage and retrieval system and method. The avionic network avionic data storage and retrieval system and method achieve the purpose that different data buses on an airplane store large-capacity data and the ground obtains airplane state information and retrieves airplane state information and are beneficial to improving the reliability and maintainability of the airplane in the operating process of the airplane, and the system comprises an on-airplane data acquisition module, an on-airplanedata storage module, an on-airplane data retrieval module and a ground avionic data analysis module. By acquiring and storing branching and bus types for airplane data and then by retrieving the branching and bus types, ground and on-airplane data interaction is achieved.

The invention provides a cooking appliance. The cooking appliance comprises a display assembly and a heating device, the display assembly comprises a lamp panel and a display panel, and the lamp panelcomprises a substrate, a sensing part arranged on the substrate and an indicator light for indicating the state of the sensing part; the sensing part comprises a spring, the first end of the spring is connected with the substrate, and the indicator light is arranged at the outer side of the spring; the display panel is arranged at the outer side of the lamp panel, and when the indicator light gives out light, light rays can be transmitted from the display panel. According to the technical scheme, the problem is effectively solved that in the prior art, when a user touches the sensing part, the fingers shield lamp light.

The invention discloses an intelligent home control system and method. The intelligent home control system comprises a user side, a cloud server, communication equipment and a first electric appliance, the user side receives data representing working state of the first electric appliance and sends an instruction to control the first electric appliance, the cloud server is used for storing data andinstructions transmitted by the user side and the communication equipment, the communication equipment has a wide area network function for transmitting the data and the instructions with the first electric appliance and the cloud server, and the first electric appliance is integrated with a wireless data transmission module.

The invention discloses a range hood. The range hood comprises a body provided with a smoke sensing device and a volute provided with a heating device in a laying manner; and the heating device is electrically connected with the smoke sensing device. In such a manner, when the smoke in the range hood reaches a certain concentration, the heating device can be started automatically, so that the heating device heats the volute automatically. When the volute reaches a certain degree, oil dirt on fan blades of a wind wheel can be changed from solid into liquid through heat transferring, so that theoil dirt is separated from the wind wheel; therefore, the cleaning of the oil dirt in the wind wheel by a user is facilitated.