134results about How to "Accelerate heat dissipation" patented technology

The invention provides a mold for processing a glass container and belongs to the technical field of mold. The mold includes a pair of half molds that are opposite to each other and have the same shape and a bottle mold cavity, and a heat-radiating groove is opened on the outer wall of the two half molds. The mold has the advantages that the heat-radiating grooves on the outer wall of the two half molds are helpful for heat radiation of the half molds, which leads the temperature of the mold cavity to drop under the softening point rapidly and is favorable for improving the formation speed of the bottle in the mold cavity and the production speed of the bottle; the opening of the heat-radiating groove does not affect the strength of the half molds, thus being capable of ensuring the service life of the mold.

A multidirectional heat dissipating structure that joins and assembles a plurality of heat dissipating fins, length of each of which vary, and can be arranged and assembled to form a plurality of flow guiding plates, each of which assumes a certain angle in accordance with the direction of air, thereby forming an appropriate air channel that smoothly guides an air flow from a fan, causing cool air to rapidly flow towards heat conduction areas formed by spacings between the heat dissipating fins, thereby accelerating dissipation of heat from a heat source at a bottom portion of the heat dissipating fins. Moreover, the heat dissipating structure is applicable for use in various horizontal blowing and downward blowing heat dissipating devices.

The invention discloses a wire drawing liquid specially used for metal wires and a preparation method of the liquid. The wire drawing liquid and the method are characterized in that the wire drawing liquid is prepared from following raw materials by weight: 30-35 parts of rapeseed oil, 1-2 parts of nanometer titanium dioxide, 2-3 parts of triethyl citrate, 2-3 parts of sodium carbonate, 1-2 parts of cobaltous sulfate, 1-2 parts of urotropine, 1-2 parts of OP-10, 2-3 parts of chlorinated paraffin, 1-2 parts of hydroxyethyl cellulose, 30-34 parts of No.10 aviation hydraulic fluid, 3-4 parts of triethylene glycol diemthyl ether, 2-3 parts of sodium petroleum sulfonate, 10-14 parts of an antiwear agent and 1000 parts of water; nano aluminium nitride powder is added into the antiwear agent, thus promoting heat dissipation and enhancing film-forming property; the service lifetime of a wire drawing die can be prolonged by using the wire drawing liquid; the wire drawing liquid has a wide application scope and is suitable for various linear velocity; the wire drawing liquid is static resistant, and prevents environment pollution of acid mist and dust; the wire drawing liquid can reduce the labor intensity of workers; and products have strong rust resistance, good quality and high yield.

The invention discloses a high-temperature wire drawing lubricant and a preparation method thereof. The lubricant and the preparation method are characterized in that: the lubricant is prepared from following raw materials by weight: 2-3 parts of sodium dodecyl benzene sulfonate, 1-2 parts of boric acid, 2-3 parts of triethanolamine borate, 1-2 parts of ricinoleic acid polyester, 12-15 parts of ricinus oil, 1-2 parts of a polyoxyethylene alkyl ether, 10-12 parts of glycol, 1-2 parts of citric acid, 1-2 parts of triethanolamine oleate soap, 10-14 parts of an antiwear agent and 1000 parts of water; nano aluminium nitride powder is added into the antiwear agent, thus promoting heat dissipation so that cooling effects are good, enhancing the film-forming property and prolonging the service lifetime of a wire drawing die; the lubricant can resolve issues of extreme-pressure wear resistance, resistance to high-temperature oxidation, surface rust protection, and the like of metal wires at high-temperature environments; the method is simple and the cost is reduced; problems of failure at high temperature, etc. of conventional lubricants are solved; and the lubricant is suitable for wire drawing processes of various metals and alloys.

In the current design of a refrigerator, a condenser and a condenser pipe are arranged on the inner side of an outer refrigerator wall of the refrigerator, the condenser pipe surrounds between the outer refrigerator wall of the refrigerator and a heat insulation layer of the refrigerator, and the outer refrigerator wall of the refrigerator is in close contact with the heat insulation layer of the refrigerator. According to the energy-saving refrigerator, the refrigerator outer wall which undertakes the task that the condenser and the condenser pipe radiate heat outwards is not in direct surface contact with the heat insulation layer of the refrigerator, and an air channel exists between the outer wall of the refrigerator and the heat insulation layer of the refrigerator. During operation, the air channel exists, heat of the inner side of the outer wall of the refrigerator can also be dissipated into the environment through the air channel, and the heat dissipation of the outer wall of the refrigerator is enhanced; and when the refrigerator stops working, cooling capacity in the refrigerator can be prevented from dissipating outwards through the air channel, and heat insulation and retaining effects can be achieved.

The invention discloses an embedded heat dissipation device of a server room. The device comprises a working box and an annular air suction cavity which is located in the working box and opened upwards. An annular filter plate capable of filtering air entering the annular air suction cavity is fixedly arranged in the annular air suction cavity; and a first cavity which is located on a lower side of the annular air suction cavity and connected with the annular air suction cavity is fixedly arranged in the working box. The invention relates to a heat dissipation device capable of adjusting a rotating speed of heat dissipation fan blades in a machine room. When a heat conduction rod monitors that a temperature in the machine room rises to a certain value, air suction fan blades can be switched to a high-rotating-speed mode, and heat dissipation of the machine room is accelerated. A condenser can be started to dissipate heat of the machine room. And when the temperature rises to a threshold value, an alarm device can be connected into an alarm system to prompt related personnel and spill a dry powder, and heavy losses caused by fire disasters are prevented.

The invention discloses an active opening and closing hub structure and car. The active opening and closing hub structure comprises a fixed spoke in which a plurality of gaps exist; a cover plate arranged on the fixed spokes, in which there are a plurality of mating gaps and shields matched to the gaps, the cover plate being rotatable relative to the fixed spokes so as to switch between an open state and a closed state; the open state refers to the overlap between the mating clearance of the cover plate and the clearance of the fixed spokes, and the closed state refers to the overlap between the shielding part of the cover plate and the clearance of the fixed spokes. When the vehicle speed is less than the first speed, being in an open state; when the vehicle speed is greater than the second speed, it is in the closed state. The hub structure can be switched between an open state and a closed state by providing a cover plate capable of rotating relative to a fixed spoke. When the brakeis in the open state at low speed, the heat dissipation of the brake is enhanced; at high speed, it is in the closed state, which reduces the wind resistance of the automobile.

The invention discloses a heat radiation transfer line for detection of integrated circuit boards. The heat radiation transfer line comprises a frame and a plurality of roll shafts hinged on the frame, and heat sinks are arranged under the roll shafts. Heat sinks comprises flow deflectors distributed between adjacent roll shafts, grooves are arranged in the upper ends of the flow deflectors, and rotating shafts are hinged to the sidewalls of the grooves. Blowing plates are fixedly inserted on the rotating shafts, blowing holes are formed in the blowing plates and wind passing holes communicating with the blowing holes are formed in the sidewalls of the rotating shafts. The rotating shafts are connected with an air cooler, and limiting plates are fixedly inserted on rotating shafts on one side of flow deflectors. Each limiting plate comprises an insertion portion inserted in the rotating shafts and a limiting portion vertically movably connected to one end of the insertion portion. An iron block is fixed on the end portion of the limiting potion, and a pair of limiting grooves are formed in the sidewalls of the grooves in two sides of each rotating shaft. Magnet pieces cooperating with the iron blocks are fixed in the limiting grooves. Accelerated heat radiation for integrated circuit board during a conveying process is ensured, thereby shortening cooling time and improving test efficiency.

The invention discloses a novel cable bridge comprising side plates and a base plate. The two side plates are arranged at the two sides of the base plate vertically in a left-right symmetric mode. A plurality of separation boards are arranged on the base plate in parallel at equal intervals along the axis direction of the base plate. The separation boards, the side plates, and the base plate are fixedly connected to form an integrated body. Compared with the prior art, the novel cable bridge has the following beneficial effects: with a plurality of ventilating holes, the heat radiation and ventilation effects of the cable can be enhanced; because of circular grooves, cables are separated, so that cable checking and maintenance can be carried out well. Moreover, the cable bridge has advantages of simple structure and convenient installation.

Disclosed is a control method of an air conditioning system and an air conditioning system. The control method of the air conditioning system comprises the following steps: the air conditioning systemruns in a refrigeration mode; a temperature T0 of an indoor heat exchanger and a rotation speed n1 of an outdoor fan are measured; and if T0 is greater than or equal to a first preset temperature T1,the rotation speed n1 of the outdoor fan is controlled to increase to n2. According to the control method of the air conditioning system in the embodiment of the present invention, when the air conditioning system runs in the refrigeration mode, the outlet temperature of the indoor heat exchanger is measured to timely and accurately obtain operation conditions of the air conditioning system; andwhen the air conditioning system is under a high-temperature working condition, the rotation speed of the outdoor fan is accelerated to speed up the heat dissipation of the outdoor heat exchanger, sothat the temperature of a refrigerant at an outlet of the outdoor heat exchanger is lowered, the normal operation of the air conditioning system is guaranteed, the high-temperature protection of the air conditioning system is implemented, the frequent tripping of a compressor is prevented, the refrigeration capacity of the air conditioning system under the high-temperature working condition can beguaranteed, the indoor environment comfort is improved, and the user experience is improved.

The invention discloses a loudspeaker. The loudspeaker comprises a shell body, a magnetic circuit system and a vibration system, wherein a magnetic gap is formed in the magnetic circuit system, the vibration system comprises a vibrating diaphragm and a voice coil, the vibrating diaphragm is fixed on the shell body, one end of the voice coil is connected onto the vibrating diaphragm, the voice coil extends into the magnetic gap, and a first heat conducting layer is arranged on the internal surface of the magnetic gap. According to the loudspeaker disclosed by the invention, heat generated by the voice coil can be transferred rapidly, and wire loosening of the voice coil and heated deformation of the vibrating diaphragm caused by accumulation of the heat generated by the voice coil in a magnetic gap space are avoided.

The invention discloses a fire-fighting robot suitable for a substation in the technical field of fire-fighting robots. The fire-fighting robot comprises a base. The left and right sides of the bottomof the base are provided with crawler wheels. A motor is arranged in the center of the inner cavity of the base. A top power output end of the motor passes through the top of the base and is providedwith a rotating seat. The top of the rotating seat is connected to a connection base. The top of the connection base is fixedly provided with a housing. A control chamber is arranged in the center ofthe top of the housing. A frame is arranged in the center of the inner cavity of the housing. A dry powder fire extinguisher is clamped in the inner cavity of the frame. A communication network module is disposed on the left side of the bottom of the inner cavity of the housing. A GPS positioning module is arranged in the left side of the top of the inner cavity of the housing. A temperature sensor can sense the temperature condition in a substation. When the temperature of a distribution box in the substation is too high, a remote control transmitter controls a rotation arm to lay heat radiators on the outer wall of the distribution box to accelerate heat dissipation and prevent the fire hazard.

The invention provides a heat dissipation device, an air conditioner, a control method of the air conditioner and a computer readable storage medium. The heat dissipation device comprises a radiator and a heat pipe, wherein one side of the heat pipe is connected with the heating element, and the other side of the heat pipe is embedded into the radiator; a first temperature sensing part is arrangedin the radiator and is close to one end of the heat pipe; and a second temperature sensing part is arranged in the radiator and is close to the other end of the heat pipe. According to the heat dissipation device provided, the temperature of components such as electronic components in contact with the heat radiator is rapidly conducted to the whole heat dissipation surface by utilizing the uniform temperature characteristic of the heat pipe, the temperature of the two ends of the heat pipe is obtained through the first temperature sensing part and the second temperature sensing part, so thatthe temperature changes of the two ends of the heat pipe are changed, the attenuation condition of the performance of the heat pipe is confirmed through temperature change, a user can be reminded to replace the heat pipe or the whole heat pipe radiator in time, it is guaranteed that the unit is always and efficiently output, and the situation that the heat dissipation performance of the air conditioner radiator is caused by attenuation of the using time and the condition that the air conditioner fails or is protected is effectively avoided.

The invention discloses an automatic edge removal machine for a rubber product. The automatic edge removal machine comprises an edge removal machine body, support legs, grooves, electric hydraulic rods, sliding wheels, a TH6350 control panel, a temperature sensor, a dust screen, a heat dissipation fan and a PLC. The support legs are mounted at the bottom end of the edge removal machine body and internally provided with the grooves. Each electric hydraulic rod is mounted inside the corresponding groove. One end of each electric hydraulic rod is provided with the corresponding sliding wheels. Anelectric control cabinet is mounted at one side of the top end of a shell. The TH6350 control panel is mounted at the other side of a power button. The temperature sensor is mounted at the top end inside the edge removal machine body. The dust screen is mounted at the bottom of one side of the edge removal machine body through fixing bolts. The heat dissipation fan is mounted at the inner side ofthe dust screen. The PLC is mounted at one side of the dust screen. The automatic edge removal machine has the beneficial effects of being convenient to move, high in work stability and heat dissipation efficiency, capable of effectively guaranteeing use performance of equipment and convenient to use.

The invention discloses an immersion type liquid-cooled cabinet, which comprises an outer box body and an inner box body, wherein the inner box body is fixed inside the outer box body, the inner box body is loaded with a non-conductive liquid, heat production components and a propeller device are immersed in the liquid, the inner wall of the inner box body is provided with a condenser tube set, afan assembly and an electrical fitting installation interface above the liquid level, the top of the inner box body is provided with a detachable sealing cover, and the top of the outer box body is provided with a reversible upper cover. The heat production components are immersed in the non-conductive liquid, the non-conductive liquid accelerates the flow under the stirring of the propeller device so as to promote the heat dissipation, and the condenser tube and the fan assembly above the liquid level carries out heat dissipation on a gas above the liquid at the same time, so that the combination of the two significantly improves the heat dissipation effect.

Disclosed herein is a semiconductor laser element including: on a substrate, a laser structure section configured to include a semiconductor laminated structure having an n-type semiconductor layer, active layer and p-type semiconductor layer in this order, and a p-side electrode on top of the p-type semiconductor layer; a pair of resonator edges provided on two opposed lateral sides of the semiconductor laminated structure; and films made of a non-metallic material having a thermal conductivity higher than that of surrounding gas, and provided in the region of the top side of the laser structure section including the positions of the resonator edges.

The present invention provides a light-emitting device, in the light-emitting device having a light-emitting element group with a plurality of light-emitting elements densely, the temperature distribution of the light-emitting element group is uniformed so as to improve light-emitting efficiency and reliability. The light-emitting device (1) comprises a mounting substrate (2) equipped with a plurality of light-emitting elements, a wiring figure (3) arranged on an element mounting surface (21), a hot passage (7), and a radiating figure (8) crossed with the heat passage (7). The light-emitting element group includes a central group and a perimeter group, the hot passage includes a central passage and a perimeter passage, the radiating figure includes a central radiating figure and a perimeter radiating figure connected to the central passage and the perimeter passage respectively, such that the central passage and the central radiating figure, the perimeter passage and the perimeter radiating figure are not contacted with each other. Thereby, the heat from the perimeter group will not be transferred to the central group, the central group is prevented from high temperature, the temperature distribution of the light-emitting element group is uniformed, and light-emitting efficiency and reliability are all improved.

The invention proposes a ventilation cooling structure of a fully-enclosed permanent-magnet motor. The ventilation cooling structure comprises a shell, a front end cover, a rear end cover, a stator structure and a rotor structure, wherein the rotor structure comprises a rotation shaft and a rotor core, the rotor core is fixedly assembled at a middle part of an outer side surface of the rotation shaft, the stator structure comprises a stator core and a stator winding, the stator winding is wound around the stator core, a plurality of cooling fin structures are uniformly arranged on a peripheralsurface of the stator core, the stator structure also comprises a plurality of pull plates corresponding to the fin structures, the shell is of an arc structure with a plurality of segments, and thepull plates, the fin structures and the shell are sealed to form an axial ventilation passage penetrating through two ends of the shell. By arranging the cooling fin structures in the cooling ventilation passage, external air enters the cooling ventilation passage through a radial air inlet, larger and more obvious turbulence is generated by fin stirring, and more heat is taken away.

The invention discloses a chemical material barrel capable of providing an stable storage environment. The chemical material barrel capable of providing the stable storage environment comprises an outer barrel, an inner barrel is installed on the outer barrel through a plurality of shock absorption mechanisms, a feeding pipe, two heat dissipation pipes and a discharging pipe are arranged between the outer barrel and the inner barrel in a communicating mode, a filter screen is fixedly installed in each heat dissipation pipe, two installation blocks are fixedly installed in each heat dissipationpipe, a reset rotating shaft is rotatably installed on each installation block, an opening and closing door is fixedly installed on each reset rotating shaft, the two opening and closing doors located in the same heat dissipation pipe are attached to each other, and a limiting plate matched with the opening and closing doors is fixedly mounted at the lower part of each installation block. The chemical material barrel capable of providing the stable storage environment has the advantages that a good shock absorption effect can be achieved, chemical raw materials in the outer barrel can be in astable state all the time, a good ventilation and heat dissipation effect is achieved, the chemical raw materials can be kept at a constant temperature all the time, and the stability is high.

The invention provides a temperature-controlled metal casting method. The method includes the steps that firstly, molten metal in a crucible is stirred so as to be uniform in ingredient mixing and temperature distribution; secondly, the molten metal in the crucible flows into a homogenization device through a flow guide pipe; thirdly, the molten metal forms a homogenized turbulent flow under the effect of a spiral pipeline of the homogenization device, and the temperature of metal at an outlet of the homogenization device is lowered to below a solid phase line under the effect of a cooling pipeline; fourthly, the metal at the outlet of the homogenization device is continuously drawn into a metal casting blank under the effect of a drawing device. By means of the temperature-controlled metal casting method, a prepared metal casting is high in surface gloss, compact in internal structure, uniform in grain size, free of segregation and cracks and high in plasticity and quality; besides, energy is saved, the process is simplified, and production efficiency is high.

The invention relates to the technical field of new energy, and discloses a heat-dissipating and power-off safe charging gun, which comprises a charging gun shell, a first charging wire, a second charging wire and a charging head, sliding cavities are formed in the middle parts of the upper and lower side walls of the charging gun shell, and the upper and lower side walls of the sliding cavities are fixedly connected with resistance layers; and a sliding contact is connected between the resistance layers in a sliding manner. By designing the first charging wire, the second charging wire, the sliding cavity, a magnetic sliding plate and an electromagnetic block, an air bag in the sliding cavity is heated and expanded through heat generated when the charging gun is used, and a sliding contact is driven to move through expansion of the air bag, so that the resistance value of a resistance layer is reduced; therefore, the current needed by the electromagnetic block is controlled to increase to promote the magnetic force of the electromagnetic block to increase, the electromagnetic block attracts the magnetic sliding plate to move, the first charging wire and the second charging wire are disconnected, and the situation that when the interior of the charging gun is seriously heated, an automobile is still charged, and electronic elements in the charging gun are damaged is avoided.

The invention relates to a fireproof fluid machine. The fireproof fluid machine comprises a fixing pipe, fan blades and a protective net, wherein the fixing pipe is horizontally arranged; the fan blades are arranged in the fixing pipe; the protective net is arranged at one end of the fixing pipe; a driving mechanism and an auxiliary mechanism are arranged on a body; the driving mechanism comprisesa fireproof box, a driving motor, a transmission shaft, a driving gear, a water tank, a transmission assembly and two cooling assemblies; each cooling assembly comprises a driven gear, a first bearing, a rotating shaft, a sealing ring, a connecting pipe, a water pipe, a screw, a through hole and a round hole; and the auxiliary mechanism comprises a guide pipe, a nozzle, an auxiliary pipe, a firstone-way valve, a second one-way valve and an auxiliary assembly. According to the fireproof fluid machine, the function of driving the fan blades to rotate is achieved through the driving mechanism,in addition, the function of cleaning the protective net is achieved through the auxiliary mechanism, and the protective net is prevented from being blocked.

The present invention discloses a vehicle-used battery pack cooling device, which comprises a box. A placement chamber with a forward opening is arranged in the box; a battery pack is arranged in theplacement chamber; four spring chambers are symmetrically arranged in the left, right, upper and lower parts of the placement chamber; press blocks are slidably mounted in the spring chambers; and springs are fixedly mounted between the press blocks and the spring chambers. A motor starts to drive a power rod to rotate; the power rod rotates to drive a first gear and a third gear to rotate; the first gear and the third gear drive a first transmission rod and a second transmission rod to rotate through a first chain and a second chain; the battery pack is cooled with liquid while it is air-cooled so that the heat dissipation of the battery pack is accelerated and the cooling efficiency is increased; an air-cooling mechanism can cool vaporized ethylene glycol in an liquid cooling mechanism;the process of ethylene glycol from a gaseous state to an liquid state is accelerated; a part of work of a cooling pump is shared; and the situation of partial vaporized ethylene glycol residence in apipe is avoided.

The invention discloses a device suitable for natural convection heat dissipation of the surface of a shell of a refrigerator compressor. According to the device, grooves matched with fins are formed in the circumference of an upper shell of the compressor, and grooves matched with heat pipes are formed in the upper shell of the compressor in the vertical direction. The heat pipes are divided into two types, the heat pipes in one type are cylindrical, the multiple cylindrical heat pipes are arranged, and the cylindrical heat pipes and cylindrical portions of the arch-shaped heat pipes are evenly and vertically arranged on the circumference of the upper shell of the compressor. The cooling fins are divided into two types and are the large inner ring cooling fins and the small inner ring cooling fins. The diameter of an inner hollow ring of each large inner ring cooling fin ranges from 163 mm to 164 mm, and the diameter of an inner hollow ring of each small inner ring cooling fin ranges from 30 mm to 32 mm. By the adoption of the device, the heat pipes are arranged on the upper surface of the shell of the compressor, heat is rapidly transmitted in the heat pipes and conducted to the cooling fins for natural convection heat dissipation, the shape and the intervals of the fins and ventilation openings are reasonably designed, natural convection heat dissipation is enhanced, and the device is simple and efficient.

The invention discloses a magnetomotive light-emitting toy jumping ball. The magnetomotive light-emitting toy jumping ball comprises a sleeve ring and a ball body fixedly connected to the side wall ofthe sleeve ring through a connecting rod, wherein an annular groove is formed in the side wall of the ball body, a rotating sleeve is mounted at the inner side of the annular groove, blades are welded to the rotating sleeve at equal intervals, one of the blades is made of a magnetic material, and an arc-shaped cavity is formed in the side wall of the ball body. The blades rotate uninterruptedly,a magnetic block moves in the arc-shaped cavity in a reciprocating manner, during the uninterrupted moving process of the magnetic block, air in the arc-shaped cavity enters an annular cavity throughan air guide cavity and then is sprayed out from air outlet holes, and then heat dissipation is carried out on the leg and the sleeve ring; cooling liquid in the arc-shaped cavity is pressed into a spiral condensing cavity through a liquid guide cavity, and then the heat dissipation of the sleeve ring is accelerated; and during the process that the magnetic block moves in the arc-shaped cavity, induction current is formed in a spiral coil by utilizing the principle that the magnetic block cuts magnetic induction lines, further, a color lamp group emits light, and therefore, the playability ofthe jumping ball is increased.

The invention discloses a radiating device and method and a cabinet. The radiating device comprises a plug box, a back plate, a front plug single plate, a rear plug single plate and a fan unit. The back plate, the front and the rear plug single plates and the fan unit are arranged in the plug box. The plug box comprises a horizontal face plate, a vertical face plate and a front and a rear face plates. At least one air inlet is formed in the rear portion of the horizontal face plate and/or a place, close to the rear plug single plate, of the vertical face plate. A cooling air channel is formed by combining the horizontal face plate, the vertical face plate and the rear plug single plate and passes the surface of the rear plug single plate, accordingly allowing cooling airflow, under action of the fan unit, to pass the surface of the rear plug single plate through the air inlets and then be discharged out of the plug box.

The invention discloses a silencer comprising a shell, an inner core, an air inlet and an air outlet, wherein the air inlet and the air outlet are arranged on the shell; the inner core is provided with evenly-arranged hush pipes; and sound absorption glass wool is filled among the hush pipes. The silencer is characterized in that the hush pipes are provided with heat dissipation holes, and the wall of the inner core is provided with a shock pad. The silencer has the advantages of high working efficiency and long service life.

The invention discloses a stainless steel wire drawing liquid containing an antiwear agent and a preparation method of the wire drawing liquid. The wire drawing liquid and the preparation method are characterized in that: the wire drawing liquid is prepared from following raw materials by weight: 23-26 parts of palm oil, 2-3 parts of sodium petroleum sulfonate, 0.4-0.6 part of nano-graphite, 4-5 parts of polyethylene glycol, 1-2 parts of Span-80, 1-2 parts of tritolyl phosphate, 4-5 parts of ricinoleic acid polyester, 1-2 parts of urotropine, 3-4 parts of lithium-based lubricating grease, 1-2 parts of lithium carbonate, 10-14 parts of the antiwear agent and 1000 parts of water; nano aluminium nitride powder is added into the antiwear agent, thus promoting heat dissipation, enhancing film-forming property, reducing damage to a wire drawing die in wire drawing processes and prolonging the service lifetime; the wire drawing liquid has excellent lubricating performance, storage stability, good cooling effects and high heat transfer speed; the temperature rise in using processes of the wire drawing liquid is small; the wire drawing liquid is nonflammable and easy to clean; and metal wires obtained by using the wire drawing liquid has uniform line shape and shining surfaces, and are not liable to corrode.

The invention relates to the technical field of motors, in particular to a stable low-noise permanent magnet motor which comprises a motor body installed in an installation box. Communication holes are formed in side plates, in the length direction of the motor body, of the installation box, a plurality of cooling fins are arranged on the side face of the motor body, and the space between every two adjacent cooling fins is filled with a sound absorption part. The plurality of cooling fins are matched with a fan assembly mounted on a rotating shaft of the motor body to cool the motor body; a fixing assembly is arranged in the installation box and used for fixing the motor body, the fixing assembly comprises a fixing piece and a clamping piece elastically connected with the fixing piece, the fixing piece and the clamping piece are both installed on the damping platform, the motor body is installed on the damping platform in a sliding mode through the installation piece, and the clamping piece is used for clamping the installation piece. The motor body is clamped and fixed through the fixing assembly, and the problem that the damping and noise reduction functions of the permanent magnet motor cannot be continuously completed after a rubber pad arranged at the installation position of the permanent magnet motor is aged at present is solved.

The invention relates to an energy conversion module used for a laser power supply system. An optical fiber interface is installed on the bottom surface of a base. A cavity is formed in the base above the optical fiber interface. A protection sheet is embedded in the base below the cavity and close to the optical fiber interface. A heat dissipation sheet is embedded in the cavity above the protection sheet. The surface, facing the protection sheet, of the heat dissipation sheet is provided with a laser energy conversion chip. Two levels of the laser energy conversion chip are connected with two pole plates extending out of the base from the cavity opening above the heat dissipation sheet. According to the invention, the heat dissipation effect is good, the chip is enabled to receive lasers with higher power density, a high-precision ceramic sleeve is embedded in the optical fiber interface, the coupling precision between the laser energy conversion chip and lasers is improved, the consistency of product output performance is improved, the novel module good in heat dissipation performance, high in output performance, good in reliability, low in cost, simple in assembling process and stable in work is realized, and the energy conversion module can work stably in laser power supply systems of different fields for a long time.