9results about How to "Affect work performance" patented technology

The embodiment of the application provides a heat dissipation module and a computing device. It relates to the chip heat dissipation technology field in the computing device. It is mainly used for providing the cross heat exchange between the chips. The heat dissipation module comprises a mixed liquid cavity, a first heat dissipation plate and a second heat dissipation plate. The first heat dissipation plate is arranged on one side of the first chip and is fixedly connected with the first chip. The second heat dissipation plate is arranged on one side of the second chip and is fixedly connected with the second chip. The temperature of the first chip is not equal to the temperature of the second chip. The first heat dissipation plate and the second heat dissipation plate have flow channels. The first heat dissipation plate and the second heat dissipation plate have liquid outlets and liquid return ports which are connected with the flow channels. The liquid outlets and the liquid return ports are connected with the mixed liquid cavity. The flow channels and the mixed liquid cavity are used for flowing liquid medium. The heat dissipation module provided by the application can not only realize the local heat dissipation of the chip, but also realize the remote heat dissipation.

The application provides an NPN bipolar transistor control circuit and a battery protection chip, and relates to the technical field of integrated circuits.The NPN bipolar transistor control circuit comprises an NPN bipolar transistor, the NPN bipolar transistor has an N-type isolation well region for isolating a P-type well region from a P-type substrate, and an emitter and a base of the NPN bipolar transistor are connected to a first voltage; a monitoring module for monitoring the first voltage; and a control module for controlling a voltage connected to the N-type isolation well region based on at least the size of the first voltage.The application adjusts the voltage connected to the N-type isolation well region through the control module, so that the leakage current of the N-type isolation well region flowing to the detection end of the first voltage caused by an interference signal is reduced or does not exist, thereby avoiding the influence of the leakage current of the PN junction caused by the interference signal on the working state represented by the first voltage, and reducing the influence of the interference signal on the working performance of the application circuit.

The utility model discloses a circuit board cooling protection system of a wall breaking machine, which is used for radiating and cooling a circuit board in a shell of the wall breaking machine and comprises a radiator arranged on the circuit board and a ventilation channel arranged in the shell and communicated with the radiator, and the outer end of the ventilation channel is communicated to the outside of the shell. The heat of the radiator is discharged. During use, heat of the circuit board is transmitted to the radiator, the radiator radiates the heat to air around the radiator, hot air exchanges with cold air outside the shell through the ventilation channel, heat dissipation performance is improved, cooling protection of the circuit board is achieved, the situation that the working performance of the circuit board is affected due to overheating of the circuit board is avoided, and the service life of the circuit board is prolonged. The radiator is arranged on the back surface of the circuit board and separates the inner cavity of the ventilation channel from the circuit board, so that even if liquid enters from the ventilation channel, the liquid is blocked by the radiator, and the circuit board is not influenced; in addition, waterproof glue coated on the surface of the circuit board can further prevent water.

This invention relates to the field of insulation technology for DC gas-insulated metal-enclosed switchgear, and discloses a self-dispersing charge basin insulator and a self-dispersing method, comprising a central insert, an insulating component, a metal flange ring, and several permanent magnet vibration damping cover assemblies; the central insert is embedded within the insulating component; the metal flange ring surrounds the outer periphery of the insulating component; several annular grooves are formed circumferentially on the metal flange ring; the several permanent magnet vibration damping cover assemblies are correspondingly embedded in the several annular grooves; the permanent magnet vibration damping cover assemblies are used to form a magnetic field parallel to the surface of the insulating component, so as to deflect the charges moving towards the surface of the insulating component through the Lorentz force, thereby reducing charge accumulation. This invention solves the problem that traditional passive protection cannot dynamically suppress charge accumulation, while having a high degree of overall structural integration, without increasing the size of the equipment, and can be adapted to the use scenarios of compactly arranged power stations and converter stations.

The invention discloses sewage coagulation dissolved air flotation treatment equipment which comprises a scum pool, a scum collecting pool and a scum scraping assembly, the scum scraping assembly comprises a conveying belt and a scraper arranged on the conveying belt, the scraper is connected with the conveying belt through a telescopic mechanism, the telescopic mechanism comprises a rotating shaft and a shaft sleeve rotationally arranged on the rotating shaft in a sleeving mode, and the shaft sleeve is connected with the conveying belt through a connecting rod. The shaft sleeve is fixedly connected with the conveying belt, blocking bodies located on the two sides of the shaft sleeve are arranged on the two sides of the rotating shaft, reset springs are arranged between the blocking bodies and the shaft sleeve, the first end of the rotating shaft is connected with the scraper blade, and a clamping head is arranged at the second end of the rotating shaft. The telescopic mechanism with the reset spring is arranged between the scraper blade and the conveying belt, the driving shaft is matched with the arc-shaped clamping groove, and when the scraper blade runs to the end, meshing of the rotating shaft and rotation of the scraper blade are automatically achieved, so that attachments on the scraper blade are effectively thrown off under the action of centrifugal force, and the attachments are prevented from affecting the working performance of the scraper blade; and the self-cleaning capability of the scraper is improved.

The invention belongs to the technical field of FCT testing, and particularly relates to unit type FCT testing equipment which comprises a machine case. A control panel; the detection mechanism comprises a bottom plate which is fixedly connected with the case; the guide rail is used for placing a fixing plate of the circuit board, and the guide rail is matched with the case; a push rod of the second cylinder is fixedly connected with the guide rail, a cylinder body of the second cylinder is fixedly connected with the bottom plate, and the guide rail is slidably connected with the bottom plate through the second cylinder; the detection box is fixedly connected with the bottom plate, and the detection box is matched with the guide rail; the main rollers are rotationally connected with the guide rails; the slave rollers are rotationally connected with the guide rail, and the slave rollers and the master roller are located on the same horizontal line; a conveyor belt; a shaft of the motor is fixedly connected with the main roller; and the controller is electrically connected with the controller panel, and the motor and the detection mechanism are both electrically connected with the controller. According to the scheme, the problem of low efficiency of manual circuit board replacement is solved.

The invention relates to the technical field of dust removal for ventilators, and discloses a water film guide plate dust removal device and method for a main ventilator for a mine, the device comprising a dust removal shell, a water supply pipeline, a water film guide plate group and a sewage pipe, the ventilation duct between the air inlet and the air outlet of the dust removal shell is in an arc structure, the water film guide plate group divides the ventilation duct into a plurality of arc ventilation channels; the output end of the water supply pipeline outputs a mixed liquid through the two ends of the water film guide plate group correspondingly arranged on both sides of the dust removal shell to form a water film; the sewage pipe is connected with the water film guide plate group in the dust removal shell and extends to the outside of the dust removal shell; in the invention, dust particles collide with the water film guide plate group along the air flow direction under the action of inertia force and are captured by the water film, and the dust particles flow toward the sewage pipe under the action of gravity, thereby improving the separation of dust particles and gas, and the gas after dust removal is discharged to the air outlet through the water film guide plate group, thereby achieving dust removal and reducing the outlet resistance loss of the ventilator.

The utility model relates to a polypropylene stock bin VOC tail gas treatment device which comprises a conveyor compressor, a cooler and a fine removal reactor which are sequentially communicated through pipelines, the conveyor compressor is communicated with one end of a tail gas supply pipeline, and the other end of the tail gas supply pipeline is used for being communicated with a polypropylene stock bin; the top of the fine removal reactor is respectively communicated with one end of a nitrogen recovery pipeline and one end of a regeneration gas pipeline, the other end of the nitrogen recovery pipeline is communicated with the flash kettle, and the other end of the regeneration gas pipeline is used for being communicated with a low-pressure torch system; the bottom of the fine removal reactor is communicated with one end of a nitrogen supply pipeline, and the other end of the nitrogen supply pipeline is communicated with a nitrogen tank; and the cooler is communicated with the lower part of the fine removal reactor through a pipeline. The VOC tail gas treatment device has the advantages of being simple in structure, reasonable in design, capable of achieving rapid treatment of VOC tail gas of the polypropylene stock bin, capable of guaranteeing standard emission of the tail gas of the polypropylene stock bin, energy-saving, environment-friendly and low in cost.

The utility model relates to a solar photovoltaic device and a mounting structure thereof. The solar photovoltaic device comprises a support, a first supporting assembly, a second supporting assembly, a clamping assembly, a cover plate and a photovoltaic panel. According to the solar photovoltaic device and the installation structure thereof, rainwater and other liquid can enter the space between the cavity groove and the cover plate, and the installation structure of the solar photovoltaic device is in a long strip shape, so that the space between the cavity groove and the cover plate is in a long strip shape parallel to the installation structure of the solar photovoltaic device, and the two ends of the space are open; therefore, liquid entering the space between the cavity groove and the cover plate can be discharged from the openings in the two sides, and the situation that the liquid enters the cover plate, the first supporting assembly, the second supporting assembly and the base due to the capillarity to form a cylindrical cavity, consequently, the working performance of the photovoltaic panel is affected, and even the situation that an internal circuit is short-circuited is avoided.