35results about How to "Not high temperature" patented technology

The invention discloses a battery charging method which is used for charging a battery of an electronic device. The battery charging method includes the following steps of controlling a power supply current output by a power supply end of the electronic device to be a first preset value in an original state, detecting a charging current of the battery, judging a system operation state of the electronic device and a charging state of the battery according to the charging current size, reducing the power supply current magnitude so that the battery is in a small power charging state or stops charging when the system is in a working state or a busy state, keeping the power supply current as the first preset value when the system is in a stand-by state or a small power consumption state, thereby achieving an aim of reducing temperature rise of a whole machine by dynamically adjusting the charging current under the charging state so that the temperature of the system can not be too high even though the battery is charged when the system works. The invention further discloses the corresponding battery charging system and a mobile terminal with the battery charging system.

The invention provides a three-layered secondary air low nitrogen oxide (NOx) swirl burner, which consists mainly of: a first-layer center air pipe, a first-layer primary air pipe, an internal secondary air pipe, a middle secondary air pipe, an external secondary air pipe and a third-layer secondary air pipe in a sequentially sleeved manner from inside to outside, wherein the primary air pipe adopts the tangential air feeding manner, an outlet end of the primary air pipe is equipped with a coal dust collector; the internal secondary air pipe and the external secondary air pipe are internally equipped with swirl blades; the outlet ends of the secondary air pipes all have certain angles expanding outwards. With the above structure, the low NOx swirl burner according to the invention can reinforce the local fractional burning effect thereof and increase the quantity of flux of high temperature smoke, thereby ultimately reaching the purpose of stable burning and reduction of NOx generated by burning. The swirl burner according to the invention has strong industrial applicability and wide applicable types of coal, and is particularly suitable for coal used for power in power system in China.

The invention relates to the technical field of LED lamps, in particular to an automobile LED headlamp. The automobile LED headlamp comprises a lamp shell and a lampshade. A high-beam lamp unit (1), a low-beam lamp unit (2) and a steering lamp unit (3) are arranged between the lamp shell and the lampshade; and the low-beam lamp unit and the high-beam lamp unit are subjected to heat dissipation through a heat dissipation tube and a three-layer sticking structure. The automobile LED headlamp is simple in structure, better in heat dissipation effect and convenient to machine.

A steam heating pot comprises a pot body which comprises an inner shell and an outer shell, and a gap reserved between the inner shell and the outer shell serves as a vaporization cavity under negative pressure. The vaporization cavity is filled with 1-50g of water, the internal pressure value of the vaporization cavity is -1-20 millimeters of water, and each of the inner shell and the outer shell is 0.4-1mm in thickness. Condensate water is prestored in the vaporization cavity between the inner shell and the outer shell, after side seams of the inner shell and the outer shell are welded, a steam inlet and a steam outlet are 4-6mm in inner diameter and reserved at the edges of the inner shell and the outer shell, saturated steam at the temperature of 250-400 DEG C is fed into the vaporization cavity through the steam inlet, and when the temperature of the steam at the steam outlet approaches to that of the steam at the steam inlet (inexistence of condensate water in the vaporization cavity needs to be guaranteed), the steam inlet and the steam outlet are quickly sealed, and the steam inlet and the steam outlet are connectedly hermetically welded to the weld seams at the edges of the inner shell and the outer shell.

The invention provides a dual-hardness piston for a mud pump and a preparation method thereof, which specifically include: heating, defoaming, and adding a first raw material to a root material according to a first process flow, and pouring the treated root material into piston steel At the root of the core, the first root temperature value of the root material is obtained, and the second root temperature value of the root material is obtained after a first preset time; the heating layer is controlled to pour according to the first heating temperature value. The mold is heated and treated; the skirt material is heated, degassed and treated with the addition of the second raw material according to the second process flow, and the treated skirt material is poured to the skirt of the piston steel core; the heating device is controlled according to the first The heating temperature value is used to heat the first heating time; after the first heating time, the heating of the heating layer is stopped, and after the second preset time, the piston steel core for pouring the root material and the skirt material is demolded and vulcanized.

The embodiment of the invention discloses a power connector, relates to the electric connection field and solves the problem of poor heat dissipation performance of a power connector with compact size. The power connector comprises a male-terminal connector and a female-terminal connector, wherein the male-terminal connector comprises at least one terminal group and a first insulating casing for accommodating the terminal group; the female-terminal connector comprises a female terminal group matched with the terminal group and a second insulating casing for accommodating the female terminal group; gaps are reserved among all terminals of each terminal group; the first insulating casing is provided with a first heat dissipation hole and a second heat dissipation hole, and the first heat dissipation hole is communicated with the gaps among the terminals; the second insulating casing is provided with a third heat dissipation hole; and the third heat dissipation hole is communicated with the second heat dissipation hole after the male-terminal connector is combined with the female-terminal connector. The power connector provided by the invention is used for electric connection of single-board back panels.

The invention discloses an illumination system. The illumination system comprises a system shell and a plurality of illumination modules, wherein the system shell is provided with a first wind gap area and a plurality of second wind gap areas; one of two adjacent second wind gap areas between which a first distance is reserved is a second distance away from the first wind gap area; the other one of the two adjacent second wind gap areas between which the first distance is reserved is a third distance away from the first wind gap area; the first distance is less than or equal to the second distance and the third distance; each illumination module is arranged in the system shell and comprises guide shells, a light source, a radiating piece and an airflow generator; each guide shell is provided with a third air gap area and fourth air gap areas; the third air gap area is positioned inside the system shell and communicated with the first air gap area; and the second air gap areas between which the first distance is reserved correspond to and are communicated with the fourth air gap areas of different illumination modules respectively.

The invention discloses a misincorporation simulation device for computer testing. The device comprises a bottom plate, wherein the upper end of the bottom plate is fixedly provided with a first box body, the inside of the bottom plate is provided with a second box body, the second box body is internally provided with a water pump, the water pump is connected to a hard pipe, the hard pipe penetrates through the upper end of the second box body and is connected to a coil pipe coiled at the inside of a horizontal plate, the other end of the coil pipe is connected with the upper end of the secondbox body through the hard pipe, a third tank body is fixed to the side wall of a first tank body, the third tank body is located at the inside of the first tank body, the outer side of the third tankbody is hinged with a door, and a filter is fixed at the inside of the third tank body. According to the misincorporation simulation device for computer testing, the signal of simulation verificationis accurately displayed through a light-emitting diode, the device is convenient to use and the signal is easy to identify, water cooling is used for cooling the inside of the device, so that it is ensured that the temperature inside the device is not too high, and an induced draft fan is used for assisting the cooling, thereby further ensuring the internal temperature of the device is not too high.

The invention discloses a feedback type energy storage servo driving system which comprises a rectifying circuit, an energy storage circuit connected with the rectifying circuit, an inverter circuit and an energy storage element. The energy storage circuit comprises a first output end connected with the inverter circuit and a second output end connected with the energy storage element. Compared with the prior art, due to the fact that the energy storage element is arranged, renewable energy generated by a motor can be stored, the energy saving effect is achieved, and the problem that the whole system is too high in temperature due to the use of a brake resistor is solved.

The present invention involves a process of recycling treatment of sulfur -containing exhaust gas in the production of adhesive fiber, which belongs to the field of treatment technology in the production of glue fiber production.The present invention uses steps such as the enrichment phase, absorption stage, and the synthesis phase to treat the sulfur -containing exhaust gas in the production of adhesive fibers and converts it into sulfurbaus to achieve the purpose of the exhaust gas.The present invention proposes to use the method of exhaust gas produced in the production process of adhesive fiber enterprises to produce sulfurbaus, which has obtained urea products with high market value, effectively cure the exhaust gas of adhesive enterprises, and at the same timeWaste acids have been effectively used, so that the adhesive enterprise has achieved certain economic benefits during the treatment of exhaust gas, and has high market promotion value.

The invention relates to the technical field of heating structures, in particular to a heating structure and a device with the heating structure. The heating structure includes a water tank, a heating element and a fuse. The bottom of the water tank is provided with an installation port; the heating element is connected to the Outside the water tank, at least part of the heating element extends into the water tank through the installation opening; a fuse is arranged on the top of the heating element, and is suitable for making the heating element Turn off heat. By implementing the invention, it is possible to prevent aging of plastic parts caused by dry burning.

The invention discloses a rib strip ejection structure above a hot runner. The ejection structure is arranged in a mold; the mold is provided with an ejection plate, and a male die core and a female die core for molding a product; the hot runner is arranged in the male die core; the product is provided with a rib strip; the rib strip is arranged above the hot runner; the ejection structure comprises an ejector pin and an oblique pin, wherein one end of the ejector pin is fixed on the ejection plate, and the other end of the ejector pin is provided with a spherical connecting part; one end of the oblique pin is arranged above the hot runner and provided with a molding part which is matched with the male die core for molding the rib strip, and the other end of the oblique pin is provided with a connecting groove which is matched with the spherical connecting part. Compared with the prior art, by utilizing the rib strip ejection structure above the hot runner, a die drawing phenomenon during die sinking can be avoided. Meanwhile, a cooling water path can be avoided; by adopting the spherical connecting part, the occupied space is small, and the situation that the oblique pin and the ejector pin are fractured because the space is relatively narrow or relatively small when the rib strip is ejected can be avoided.

The invention discloses an electric automobile braking device, and relates to the field of electric automobile braking devices, the electric automobile braking device comprises a transmission shaft used on an electric automobile, the middle of the transmission shaft is sleeved with a shell, the shell is of a cylindrical structure, when a copper coil is powered on, the transmission shaft rotates due to the principle that magnetism is generated by electricity, and the transmission shaft rotates in the direction opposite to the original transmission shaft; the braking mode of a brake disc is replaced, the transmission shaft can be braked without contact, automobile wheels at the two ends of the transmission shaft can be conveniently controlled to stop, practicability is high, abrasion is avoided during braking, the transmission shaft can be used for a long time, and dangerous accidents are not prone to occurring.

The invention provides efficient copper powder continuous drying equipment. The equipment comprises a drying chamber; the drying chamber includes an upper drying chamber and a lower drying chamber; the upper drying chamber is communicated with a feed pipe; the lower drying chamber is communicated with a discharge pipe; the upper drying chamber and the lower drying chamber are both hollow hemispheres; an upper insulation chamber is arranged out of the upper drying chamber; an insulation sandwich layer is formed between the upper insulation chamber and the upper drying chamber; a lower insulation chamber is formed out of the lower drying chamber; a lower insulation sandwich layer is formed between the lower insulation chamber and the lower drying chamber; multiple screen upper insulation sandwich layers are respectively arranged in the upper drying chamber and the lower drying chamber to communicate with an upper insulation medium feed pipe and a lower insulation medium discharge pipe; the lower insulation sandwich layer is communicated with a lower insulation medium feed pipe and a lower insulation medium discharge pipe; the outer wall of the lower insulation chamber is elastically connected with a bracket; and a vibration motor is arranged on a bracket of the lower insulation chamber. The equipment overcomes the defects in the prior art, can realize continuous drying of copper powder under low-temperature environment, and is high in drying efficiency.

The invention relates to an air source heat pump and a control method and device thereof. The air source heat pump is provided with at least one heat exchange end, and the heat exchange end is used for heating a preset space. The method comprises obtaining a current water supply temperature and a current ambient temperature of the preset space when a working state of the heat exchange end changes;determining, according to the current water supply temperature and the current ambient temperature, a frequency adjustment amount of the air source heat pump required for reaching a target ambient temperature or a target water supply temperature; and controlling the air source heat pump to adjust the frequency according to the frequency adjustment amount. According to the air source heat pump andthe control method and device thereof, the temperature of the heating environment does not fluctuate too much when the working state of the heat exchange end changes, thereby effectively improving the comfort of the heating environment.

The invention relates to the technical field of heating structures, in particular to a heating structure and a device with the heating structure. The heating structure comprises a water tank, a heating piece and a fuse protector, and a mounting opening is formed in the bottom of the water tank; the heating piece is connected to the exterior of the water tank, and at least part of the heating piece extends into the water tank through the mounting opening; and the fuse protector is arranged at the top of the heating piece and is suitable for enabling the heating piece to stop heating when the water level is lower than the top of the heating piece. According to the heating structure, plastic part aging caused by dry burning is prevented.