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 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 a process for recycling sulfur-containing mixed waste gas in a viscose production process, and belongs to the technical field of treatment of sulfur-containing waste gas in the viscose production process. According to the process, the sulfur-containing mixed waste gas in the viscose production process is treated and converted into thiourea through the steps of enrichment, absorption, synthesization and the like to achieve the purpose of recycling the waste gas. According to the method for producing the thiourea from the waste gas in the production process in viscose enterprises, a thiourea product with a relatively high market value is obtained, the waste gas in the viscose enterprises is effectively controlled and treated, waste alkali and waste acid in the production process in the viscose enterprises are effectively utilized, the viscose enterprises can obtain certain economic benefits in the waste gas control and treatment process, and the market promotion value is very high.

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.

The invention discloses a steering gear with a buffer effect. The steering gear comprises a base, a motor and a ball screw. The base is provided with a base plate with a retainer plate at the end. The motor is fixed to the outer side surface of the retainer plate through a motor holder. The ball screw is arranged at the position, corresponding to a motor revolving shaft, in the retainer plate, and is connected with the motor revolving shaft through a coupler. The steering gear is simple in structure and skillful in design. As the flexible coupler has certain capacity of compensating relative deviation between two axes of the coupled two shafts, and particularly, the flexible coupler with metal elastic elements has good buffering and damping performance and high bearing capacity and is adaptable to occasions with high changes of speed and load and with high temperature or low temperature, separation of the motor shaft and the ball screw is avoided and maintenance is facilitated.

The invention discloses a high-efficiency conveying device and a high-efficiency conveying method for underground materials of mines. The device mainly comprises loading and driving devices (1) connected in series through a conveyer belt (6), a plurality of groups of O-shaped double roll devices (4), a guide roller set (3) and a conveyer belt power compensation device (5). U-shaped rollers, the O-shaped double roll sets, a vibration drawer and the like are combined, the conveyer belt is enclosed into a U shape and further a cylindrical shape, and the material loading is sequentially completed; and the conveyer belt is enclosed into the cylindrical shape, and under the assistance of a cylindrical conveyer belt power compensation machine, the lifting inclination and the conveying capacity of a cylindrical conveyor are increased. The O-shaped double roll sets are provided with double rolls, a few maintenance tasks are required, and overhaul is simple and convenient; and the conveyer belt is enclosed and the materials cannot be leaked.

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 invention relates to the technical field of chip packaging, and discloses a chip packaging device for an integrated circuit. The chip packaging device comprises a circuit board, wherein the upper surface of the circuit board is fixedly connected with a base, a chip is placed in the middle of the base, the upper surface of the chip is movably connected with a conducting strip, one end of the middle of the conducting strip is fixedly connected with a P-type semiconductor, the other end of the middle of the conducting strip is fixedly connected with an N-type semiconductor, the upper surface of the conducting strip is fixedly connected with a heat release plate, and the base and the heat release plate are both made of an insulating ceramic material. According to the invention, a rapid heat dissipation mechanism is arranged, so that when the chip works normally, the N-type semiconductor and the P-type semiconductor in the packaging device can enable the base made of the insulating ceramic material to absorb heat of the chip under the conduction effect through the Peltier effect, heat generated when the chip works is rapidly absorbed, and then it is guaranteed that the temperature of the chip during working is not too high.

A fireplace having the functions of energy conservation and environmental protection has the technical proposal that the fireplace comprises a furnace body and a combustion chamber; the fireplace is characterized in that a shell of the furnace body is made of machinery molding steel plate, the middle position in front of the furnace body is provided with an opening used for feeding comburant, and the opening used for feeding comburant is provided with a furnace door which is embedded with high temperature resistant nucleated glass. A secondary combustion chamber is arranged above the combustion chamber and is provided with a secondary air inlet. A stack nozzle is arranged above or behind the furnace body, and an air inlet chamber is arranged below the furnace body. A flame tube of the fireplace is internally added with heat preservation stone. The shell of the fireplace is provided with a stone surrounding layer.

The invention provides a high-performance dual-hardness piston for a slurry pump and a preparation method thereof, and the preparation method specifically comprises the following steps: heating and defoaming a root material according to a first process flow, adding a first raw material agent for treatment, pouring the treated root material to the root of a piston steel core, obtaining a first root temperature value of the root material, and obtaining a second root temperature value of the root material; acquiring a second root temperature value of the root material after a first preset time; the heating layer is controlled to heat the pouring mold according to the first heating temperature value; the skirt material is heated and defoamed according to a second technological process, a second raw material agent is added for treatment, and the treated skirt material is poured to the skirt of the piston steel core; controlling a heating device to heat for a first heating time according to the first heating temperature value; and heating of the heating layer is stopped after the first heating time, and the piston steel core with the poured root material and skirt material is subjected to demolding and vulcanization treatment after the second preset time.

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 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 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 tank structure for lithocarpus litseifolius sweet tea production, and relates to the field of tea production device.The tank structure comprises a cylindrical shell and a rotating motor, the right end of the cylindrical shell is fixedly connected with a circular plate, the inner side wall of the cylindrical shell is fixedly connected with an electric heating element, the right end of the electric heating element abuts against the circular plate, and the rotating motor is fixedly connected with the circular plate. A cylindrical inner shell is arranged in the electric heating element, and the surface of the right end of the cylindrical inner shell is slidably connected with the left side of the circular plate. Tea leaves are conveyed from the feeding pipe, the rotating motor is started, the electric heating element on the inner wall of the barrel-shaped outer shell uniformly heats the barrel-shaped inner shell, the stirring blades in the barrel-shaped inner shell uniformly stir the tea leaves, a large amount of water vapor flows out of the circular holes in the circular plate along with air flow, and after fixation is completed, the sealing cover of the discharging pipe is opened, and the tea leaves are taken out. The temperature is not too high, the leaves are burnt to generate waste products, and water is uniformly dispersed during fixation.

The invention discloses an authentication device used for a driver. An image acquisition module, a sensor module, and a face recognition module are electrically connected with a processor module. Thesensor module senses positions and parts of a person, and controls rotation of an automatic rotating support through a control signal sent by the processor module. Under the condition that the sensormodule senses a person, the processor module controls the image acquisition module to acquire face images and send the acquired face images to the face recognition module to perform face recognition,to obtain actual personal information. An identity card information reading module reads identity card information, to obtain document personal information. The processor module compares the actual personal information with the document personal information. A heat dissipation module is connected with the processor module. Under the condition that temperature in a housing is higher than preset temperature, the heat dissipation module executes heat dissipation. The device realizes qualification authentication of a driver.

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 a transfer heat preservation device for cell culture. The device comprises a box body, a box cover, a lock catch and a heat preservation layer arranged in the box body and the box cover, wherein the bottom of the side surface of the box cover is hinged to the upper portion of the side surface of the box body through a hinge, the lock catch is located on the front surface of the box body, a self-balancing assembly is movably arranged in the box body, an air circulation assembly is arranged at the top of the box cover, and a temperature control assembly is arranged at the bottom of the box body. According to the device, the self-balancing assembly is arranged, it can be ensured that a cell culture dish placed in a placing box is always in a horizontal state, and the stability of cell transfer is ensured; the weight of a first battery pack, a motor and a rotor is larger than the weight of the culture dish and the weight of cultured cells, and the heavier ends are all located below the axis of a movable shaft, so that the stability of the culture dish when the box body is inclined is further improved; and when the box body shakes or turns over strongly, the motor drives the rotor to rotate, and thus, it can be ensured that the culture dish is relatively horizontal.

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 discloses a cooling device and a cooling method for an overheated computer case, and relates to the technical field of computer protection. The cooling device for the overheated computer case comprises a device main body, the device main body is fixedly installed at the rear side of a case main body, the front side of the case main body is an air outlet end, the rear side of the case main body is an air inlet end, and the front side of the device main body is hollowed out. According to the cooling device and cooling method for the overheated computer case, the temperature inside the case main body can be monitored by arranging a temperature control switch, when the temperature inside the case main body is too high, the temperature control switch is in an on state, and at the moment, the temperature control switch electrifies the two cooling plates through a control plate; an enhanced heat dissipation fan on the cooling plate rotates and dissipates the heat in the case main body, the temperature in the case main body is prevented from being too high, and meanwhile, the enhanced heat dissipation fan can be started only when the temperature of the case main body is too high, and energy consumption cannot be increased in the normal use process of the case main body.

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.