46results about How to "Won't work" patented technology

The invention provides an expandable modular multi-channel off-line programmer. The expandable modular multi-channel off-line programmer comprises an off-line programmer main board and N off-line programmer daughter boards, wherein N is an integer larger than 1.The off-line programmer daughter boards are fixed to the off-line programmer main board in a pluggable mode. The N off-line programmer daughter boards are identical independent modules, are each provided with an independent first USB interface and an independent first SWD interface and can independently complete off-line programming of Flash3 memories of target chips and updating of source programs. The off-line programmer main board comprises a second USB interface and N second SWD interfaces, the second USB interface is connected with the first USB interfaces of the off-line programmer daughter boards, the second SWD interfaces are connected with the second SWD interfaces of the off-line programmer daughter boards, and through the off-line programmer main board, the multi-channel off-line programmer can complete transmitting and updating of source programs and off-line programming of target chips. The expandable modular multi-channel off-line programmer can break through the limitation of the number of off-line programming channels, and thus the requirement for volume production can be met in the large-scale chip programming process; due to the fact that all channels are relatively independent, module maintenance and replacement can be conveniently carried out if one channel fails.

The invention provides a layered settlement measuring device and relates to the technical field of civil engineering quality monitoring. The layered settlement measuring device comprises an inclinometer tube and a plurality of settlement rings sleeving position, at different heights, of an outer wall of the inclinometer tube, wherein bottoms of the settlement rings are connected with spring pieces; the spring pieces are bound on the outer wall of the inclinometer tube by using water-soluble ropes; an output shaft of a motor is connected with a pay-off device; one end of an acquisition signal line is wound on the pay-off device; the other end of the acquisition signal line is connected with a collector; the motor rotates to drive the pay-off device to rotate and allow the collector to moveup and down in the inclinometer tube. Compared with a traditional manner of manually putting the collector deep into the inclinometer tube and manually controlling a depth of the collector in the inclinometer tube, the layered settlement measuring device can move the collector by just controlling the motor, has advantages of being simple in structure and convenient to operate, reduces labor intensity of workers and has important use value and research significance.

The invention aims to provide a potential-PWM regulating circuit and an automotive lamp with the same and solve the defects that a resistance-type regulating circuit is prone to damage, and the operation of an automotive lamp is influenced by excessively large common current. The circuit comprises a potential regulating unit, a single chip processor and a PWM amplification unit; the single chip processor receives potential signals output by the potential regulating unit and calculates and outputs PWM signals to the PWM amplification unit according to the potential signals; the PWM amplification unit amplifies the PWM to improve the lamp body drive capability. According the circuit, the backlight voltage is controlled by the single chip processor effectively, a potentiometer inputs the potential signals with small current only, damage is avoided, the normal operation of the automotive lamp is not influenced, the performance of the product is improved, and the service life is prolonged.

The invention belongs to the field of air purification, and particularly relates to a sulfur dioxide self-detection purification device which comprises a purification box; an absorption solution is contained in the purification box, an air outlet is formed in the side wall of the purification box, a vertically-arranged rotating pipe is rotationally connected into the purification box, and a plurality of evenly-distributed transverse pipes fixedly communicate with the side wall of the rotating pipe. A plurality of air outlet holes are formed in the side wall of each transverse pipe, a horizontally-arranged conveying pipe is arranged below the purifying box, and one end of the conveying pipe is fixedly communicated with the rotating pipe. The central axes of the multiple air outlet holes in the side wall of the transverse pipe are all horizontally arranged and all face the same direction, when air is exhausted from the multiple air outlet holes in the transverse pipe; thus, due to the fact that the exhaust directions of the multiple air outlet holes are the same, airflow can be subjected to the counter-acting force of the absorption solution when pushing the absorption solution, and the counter-acting force can push the transverse pipes to rotate in the purification box, air can rotate and rise in the absorption solution and can make more efficient contact with the absorption solution, and the purification effect is improved.

The invention provides an expandable modular multi-channel off-line programmer. The expandable modular multi-channel off-line programmer comprises an off-line programmer main board and N off-line programmer daughter boards, wherein N is an integer larger than 1.The off-line programmer daughter boards are fixed to the off-line programmer main board in a pluggable mode. The N off-line programmer daughter boards are identical independent modules, are each provided with an independent first USB interface and an independent first SWD interface and can independently complete off-line programming of Flash3 memories of target chips and updating of source programs. The off-line programmer main board comprises a second USB interface and N second SWD interfaces, the second USB interface is connected with the first USB interfaces of the off-line programmer daughter boards, the second SWD interfaces are connected with the second SWD interfaces of the off-line programmer daughter boards, and through the off-line programmer main board, the multi-channel off-line programmer can complete transmitting and updating of source programs and off-line programming of target chips. The expandable modular multi-channel off-line programmer can break through the limitation of the number of off-line programming channels, and thus the requirement for volume production can be met in the large-scale chip programming process; due to the fact that all channels are relatively independent, module maintenance and replacement can be conveniently carried out if one channel fails.

The invention discloses a dry-burn prevention control method for an electric water heater. The control method comprises the following steps: obtaining a temperature rise rate threshold; detecting the inner tank temperature of the electric water heater, and calculating the temperature rise rate according to the inner tank temperature; and calculating the temperature rise rate according to the temperature rise rate and The temperature rise rate threshold determines whether the electric water heater is dry-burned; if the electric water heater is dry-boiled, the electric water heater is controlled to stop heating; if the electric water heater is not dry-boiled, the temperature rise rate threshold is updated according to the temperature rise rate. The anti-dry heating control method of the electric water heater of the invention can prevent the electric water heater from being dry for a long time in an anhydrous state, and can avoid misjudgment of dry heating. The invention also discloses an electric water heater adopting the control method.

The invention discloses a communication box with good heat dissipation and dust removal effect, which includes a box body, a first radiator is arranged at the bottom of the inner cavity of the box body, and a heat dissipation device is fixed on the top of the box body, and the heat dissipation device includes a water tank , the upper left side of the water tank is connected with one end of the second radiator, the other end of the second radiator is connected with one end of the heat absorber, the other end of the heat absorber is connected with one end of the circulating pump, the The other end of the circulating pump cooperates with the one-way valve and connects with the right end of the water tank. The driven rollers are fixed on the lower left corner of the tank, the top two corners of the tank and the top two corners of the cooling device, and the lower right corner of the tank A driving roller is fixed, and the driving roller is connected to the motor through a belt, and the driving roller and the driven roller are connected through a conveyor belt. The side wall of the box body is also equipped with a brush plate, and the brush plate is uniformly fixed with the conveyor belt. contact bristles. The communication case has a simple structure and stronger practicability.

The invention discloses an ONU-end time synchronization method and apparatus of an XG-PON1 system. The method comprises the following steps: determining whether downlink data frames received by an ONU are synchronous, and if not, outputting corresponding 1PPS and TOD signals through a local crystal oscillator clock; if so, extracting OMCI frames including the TOD information from the downlink data frames and obtaining SFC values of the OMCI frames through an analysis, comparing the SFC values with multiframe counting values SFC of the downlink data frames, and if they are equal, after time-delay compensation, outputting the corresponding 1PPS and TOD signals by use of frame header indication signals and corresponding time information; and if the SFC values are not equal, outputting the corresponding 1PPS and TOD signals through a line recovery clock. According to the invention, no matter whether an ONU-end clock synchronizes or not, an ONU end can accurately output accurate 1PPS and TOD signals, and the system works normally even without signal output.

An absorption refrigerator will not stop and can operate continuously even if an operation mode is switched. The absorption cold-hot water machine (100) is provided with a low heat source regenerator (9), a high temperature regenerator (5), a low temperature regenerator (6), an evaporator (1), a first condensator (7), a second condensator (10) and an absorption device (2), which are connected through piping to form circulation paths of absorption liquid and refrigerant for single effect operation and single / double effect operation or double effect operation, the single effect operation heats the absorption liquid by using the hot water supplied to the low heat source regenerator as the heat source, the single / double effect operation or the double effect operation heats the absorption liquid by using a gas burner (4) of the high temperature regenerator as the heat source, a discharging side of the absorption device is connected with the high temperature regenerator through an absorption liquid feed pipe (65) which is provided with a feed on-off valve (66) and supplies dilute absorption liquid to the high temperature regenerator.

The invention relates to an anti-surge circuit for an electromagnetic induction heating appliance. The anti-surge circuit comprises a disturbance waveform obtaining unit, a triggering signal forming unit and a triggering signal outputting unit; the duration of a triggering signal output by the triggering signal forming unit is more than that of a disturbance waveform, wherein the input end of the disturbance waveform obtaining unit is connected to a direct-current voltage output end of a rectification unit; the output end of the disturbance waveform obtaining unit is connected to the input end of the triggering signal forming unit; the output end of the triggering signal forming unit is connected to the input end of the triggering signal outputting unit; the output end of the triggering signal outputting unit is connected with a control end of a switch device; and the output end of the triggering signal forming unit is also connected with an interruption input end of a control unit. By utilizing the anti-surge circuit for the electromagnetic induction heating appliance, the heating appliance and the method disclosed by the invention, the switch device cannot be damaged.

The invention aims to provide a potential-PWM regulating circuit and an automotive lamp with the same and solve the defects that a resistance-type regulating circuit is prone to damage, and the operation of an automotive lamp is influenced by excessively large common current. The circuit comprises a potential regulating unit, a single chip processor and a PWM amplification unit; the single chip processor receives potential signals output by the potential regulating unit and calculates and outputs PWM signals to the PWM amplification unit according to the potential signals; the PWM amplification unit amplifies the PWM to improve the lamp body drive capability. According the circuit, the backlight voltage is controlled by the single chip processor effectively, a potentiometer inputs the potential signals with small current only, damage is avoided, the normal operation of the automotive lamp is not influenced, the performance of the product is improved, and the service life is prolonged.

The invention discloses an LED fluorescent powder coating technology. An aluminium alloy surface is used as a reflection surface of an LED light source. The aluminium alloy is processed by surface treatment, and the surface treatment comprises aluminium alloy anodic oxidation treatment, nanometer fluorescent powder surface finish processing, nanometer fluorescent powder filling processing and hole sealing processing. The aluminium alloy surface is used as the reflection surface and partly converts blue light emitted by an LED to yellow light through conversion effect of the nanometer fluorescent powders. The yellow light and the blue light are mixed and become white light. Technical effects of the technology are that the fluorescent powders are no longer obstacles of LED heat radiation, and meanwhile the fluorescent powders would not work under relatively high temperature. The technology is an optimal technical scheme for an ultra high power LED light source.

The invention relates to the technical field of articles of daily use, and discloses a device capable of automatically moving by utilizing dead weights of beverages and convenient to move and fix. Thedevice comprises a refrigerator body; the inside of the refrigerator body is movably connected with placement frames; the left side of the refrigerator body is movably connected with a refrigerator door; the inside of the refrigerator door is movaly connected with taking frames; the insides of the taking frames are movably connected with power rods; the outsides of the power rods are sleeved withpower springs; the left side outside the refrigerator body is fixedly connected with a freezer; and the lower part of the refrigerator body is fixedly connected with a movement frame. After beverageson the placement frames are taken away, the placement frames are ascended under the action of elastic forces of the springs, and then racks of the placement frames are separated from power gears so as to facilitate placing beverages again, thereby achieving an effect of facilitating taking beverages and ensuring that in the taking process, other beverages cannot fall out of a refrigerator due tocarelessness to cause accidental damage.

The invention discloses a mobile terminal, its control method and control device, and a computer-readable storage medium. The mobile terminal includes: a housing with a card-taking hole; a main board, which is arranged in the housing; The supporting push rod is arranged in the housing, and the card supporting push rod is provided with a force-receiving part; the reset key is arranged in the housing, and the reset key is set opposite to the force-receiving part, and the force-receiving part can be in contact with the reset key. When it is necessary to implement a reset operation on the mobile terminal, a card removal needle or similar tool can be inserted into the card removal hole, so that the tool can push the card support push rod through the force-bearing part, so that the force-bearing part is close to the reset key and connected with the reset key. Contact to achieve the purpose of triggering the reset button. Since the reset key is hidden in the casing, the user cannot easily touch the reset key, so that the reset key is not easily triggered by mistake, so the mobile terminal will not fail to work normally because the reset key is triggered by mistake.