31results about How to "Uninterrupted output" patented technology

The invention discloses an LED (light-emitting diode) backlight driving circuit, a backlight module and a liquid crystal display device. The LED backlight driving circuit comprises a rectifier module which is directly connected with the mains supply, a voltage reduction module which is coupled with the rectifier module and is controlled by adopting PWM (pulse width modulation), and LED lamp strips which are coupled with the voltage reduction module. A transformer for the mains supply and the rectifier module is omitted, and boosting devices are unnecessary to be added under the occasion needing high voltage driving, so that the production cost of the whole circuit is undoubtedly reduced.

The invention relates to a front-handling crane/forklift positioning control system with a positioning controller, which comprises a GNSS reference station subsystem, a TOS interface subsystem, a plurality of GNSS mobile station subsystems, which respectively comprise a GNSSS receiver and an on-vehicle wireless terminal; wherein, the GNSSS receiver is used for obtaining and outputting GNSSS information of differential positioning state; and the on-vehicle wireless terminal is used for acquiring the distributed information of a container and catching working instruction information; the hanger position of the front-handling crane/forklift which the GNSS mobile station subsystems are corresponding to is obtained according to the location information and compared with the box position of a box to be operated in the working instruction information, when the distance between the hanger position and the box position is equal to or less than a threshold valve, twist lock signals which show to allow twist lock are transmitted; otherwise, twist lock signals which show to prohibit twist lock are transmitted; the positioning controller comprises a twist lock control module, when the twist lock signals show to allow twist lock, a twist lock control loop used for controlling the controlled condition of the twist lock structure is connected, otherwise, the twist lock control loop is disconnected.

The invention discloses a dual-mode amplification multi-path distribution system with an anti-interference function and a distribution method. According to the invention, the system is provided with three GPS/Beidou antenna units; a detection and control unit is used for detecting the signal intensity of a first radio frequency active unit, a second radio frequency active unit and a third radio frequency active unit, and controlling the switching between a radio frequency switch and a multi-channel GPS/Beidou signal switching unit; the third GPS/Beidou antenna unit is connected with an anti-interference module, GPS/Beidou signals can be continuously output when other antenna units are interfered and cannot work, the antenna has three-channel input and multi-channel output, the number of antenna feeder systems is effectively reduced, and the construction difficulty and cost are reduced.

The invention discloses a reading method of a NAND flash memory. The reading method comprises: a subsequent page of data to be read out is prepared, wherein, when an address of the subsequent page isconnected to a specific page, data of the subsequent page are automatically prepared, or when the address of the subsequent page is not connected to the specific page, the data of the subsequent pageare prepared according to a page read CMD and a subsequent page address.

The invention discloses an automatic color-marking and film-bonding mechanism for a packaging machine, which comprises two coiled material rollers, and is characterized in that it also includes a middle plate, and the left and right sides of the middle plate are provided with a set of lower clamping plates that can be opened and closed. An openable cutter group is provided above the middle plate, and an openable tape vacuum suction box group is provided above the cutter group. The cutter group is connected with the tape vacuum suction box An openable and closable upper clamping plate set is also provided above the knife set, and a color-coded optical eye is also provided above the upper clamping plate set. With the above-mentioned structure, the film can be spliced ​​automatically without stopping the machine, which not only reduces the waste of packaging film and labor cost, reduces the production cost, but also saves the downtime of conjunctiva and improves the production efficiency.

The invention discloses a cooling system of an LED light bar. The system comprises a light bar automatic cooling device and a temperature control unit; the light bar automatic cooling device is internally provided with a cooling mechanism capable of lowering the surface temperature of the LED light bar, the cooling mechanism is in electric connection with the temperature control unit, and the feeding end and the discharging end of the light bar automatic cooling device are connected with a transferring mechanism; after being welded through a welding device (reflow brazier), the LED light bar is automatically transferred to the light bar automatic cooling device by the transferring mechanism, the surface temperature of the LED light bar in the automatic cooling device is lowered below 30 DEG C by the cooling mechanism and the temperature control unit, and the temperature-lowering process lasts for not more than 5 min; and the quick and efficient effects are achieved, controllability is high, manual carrying is not needed in the whole process, and while labor cost is reduced, production efficiency is improved.

The invention discloses a PVC pipe extrusion accelerating device and a control method thereof, and aims to provide the PVC pipe extrusion accelerating device which is good in forming effect, simple instructure and high in practicability. According to the technical scheme of the PVC pipe extrusion accelerating device, a multi-section type heating device is arranged in a material barrel, the multi-section type heating device is mainly composed of a feedback circuit, a sleeve and a plurality of heaters located in the sleeve; each heater is formed by connecting a plurality of heating pipes through connecting pieces, each heating pipe is composed of an inner pipe body and an outer pipe body, and a vacuum gap structure filled with working media is arranged between each inner pipe body and the corresponding outer pipe body; a temperature detector is arranged between each heating pipe and the charging barrel, a multi-section type heating structure is adopted, and the temperatures of the heating pipes are independent of one another; and through the structural arrangement, when the charging barrel is heated, it is guaranteed that during material flowing, the temperature of materials is still guaranteed, the flowing effect of the materials is improved, and the extrusion speed is guaranteed. The PVC pipe extrusion accelerating device and the control method are suitable for the technical field of PVC pipe processing equipment.

The invention discloses a heat exchange module of a direct-cooling beverage maker. The heat exchange module comprises a support frame, a cast aluminum module, spiral refrigerant coils and spiral cold water coils; the spiral refrigerant coils and the spiral cold water coils are wrapped in the cast aluminum module and are matched with the cast aluminum module in a tight contact way; and both externally-connected input ends and externally-connected output ends of the spiral refrigerant coils and the spiral cold water coils are exposed outside the cast aluminum module. Refrigerant pipes and cold water pipes are respectively set to be the spiral refrigerant coils and the spiral cold water coils, so that the heat exchange area is greatly increased, the heat exchange time is greatly prolonged, the miniaturization of the heat exchange module is realized, and the volume of the heat exchange module is enabled to be smaller; all the spiral refrigerant coils and the spiral cold water coils are wrapped in the cast aluminum module, so that the package of the spiral refrigerant coils and the spiral cold water coils is realized through the whole cast aluminum module; and heat exchange is performed between each spiral refrigerant coil and each spiral cold water coil by taking an aluminum layer as a medium, so that the heat exchange efficiency is higher.

The invention discloses a steam generator and a manufacturing method thereof. The steam generator comprises a tank body, and a steel frame and a combustor which are installed in the tank body. Two opposite sides of the tank body are provided with an air inlet and a chimney port communicated with the combustor. The tank body, positioned at one side of the chimney port, is internally provided with an energy saver communicated with the chimney port. The tank body, positioned at one side of the air inlet, is internally provided with a preheater. The energy saver is provided with a water inlet anda water outlet. The preheater is internally provided with a preheating tube. The water outlet of the energy saver is communicated with the preheating tube. The top of the tank body is provided with amain steam valve communicated with the preheating tube. According to the steam generator and the manufacturing method thereof, the steam generator is stable in operation, not easy to cause phenomena of water shortage and tube explosion, and the steam generator can be conveniently and normally used.

The invention discloses an embedded auxiliary oil tank system which comprises a storage cabin and a conveying cabin which are arranged in a separated mode, a gravity oil filling port and a gas circuit pipe are arranged on the upper portion in the storage cabin, an oil adding and conveying device is arranged on the upper portion in the conveying cabin, the embedded auxiliary oil tank system further comprises a Y-shaped pipe and a communicating pipe, and the lower portion of the storage cabin is communicated with the lower portion of the conveying cabin through the communicating pipe. An upturning type one-way valve is arranged at the end, located in the conveying cabin, of the communicating pipe, and the Y-shaped pipe comprises a pipe opening A, a pipe opening B and a pipe opening C which communicate with one another; the gravity oil filling port is connected with a pipe opening A of a Y-shaped pipe through a ventilation pipe nozzle, a pipe opening B of the Y-shaped pipe penetrates through the sealing partition plate, communicates with the conveying cabin and is provided with a downward turning type one-way valve, and a pipe opening C of the Y-shaped pipe is located on the lower portion of the interior of the storage cabin and lower than a pipe opening of the communicating pipe. The device has the functions of pressure refueling, gravity refueling, refueling ventilation, oil transportation pressurization, pressure protection, oil pumping and discharging, oil quantity warning and the like, and has good practicability.

The invention relates to an energy storage system based on distributed photovoltaic power generation. The energy storage system comprises an equalization controller, a double-pole double-throw switch, a grounding resistor, an XOR gate circuit, an AND gate circuit and a switch tube, wherein the switch tube is arranged between an equalization module and a battery module, a first group of contacts of the double-pole double-throw switch are arranged between the battery module and an output circuit, the common ends of a second group of contacts is connected to a first power supply, the normally open ends of the second group of contacts are respectively connected to one end of the grounding resistor and the first input end of the XOR gate circuit, the other end of the grounding resistor is grounded, the second input end of the XOR gate circuit is connected to the first output pin of the equalization controller, the first input end of the AND gate circuit is connected to the output end of the XOR gate circuit, the second input end of the AND gate circuit is connected to the first output pin of the controller, and the output end of the AND gate circuit is connected to the control signal input end of the switch tube. Compared with the prior art, the system has the advantages of improving reliability and the like.

The invention discloses a continuous dispersion device used for lithium-ion battery slurry. The device includes at least one powder substance storage tank, at least one solvent storage tank, at leastone first grade primary dispersing mechanism and at least one first grade centrifugal dispersing mechanism; the discharging ports at the bottoms of each powder substance storage tank and each solventstorage tank communicate with at least one first grade primary dispersing mechanism through pipelines; and the discharging ports of the first grade primary dispersing mechanisms communicates with at least one first grade centrifugal dispersing mechanism. The device can respectively put powder substances and liquid substances and adopt a spraying mode to put the liquid substances, and dispersing effects can be enhanced by performing primary dispersing and centrifugal dispersing on materials; and the continuous work of slurry can be realized by arranging the primary dispersing mechanisms into three grades and arranging the centrifugal dispersing mechanisms into two grades, so that the slurry can be uninterruptedly produced, and dispersing quality and production efficiency can be enhanced.