40results about How to "Accelerate the rate of loss" patented technology

The invention discloses an information estimation and feedback method in a multi-antenna relay system. The method comprises the following steps that 1) a perfect channel information matrix from a base station to a relay is H, and a perfect channel vector quantity from the relay to a user k is gk; 2) the bit number needed by the relay for channel quantization and the bit number needed by the user for the channel quantization are calculated by the relay and the user; 3) the precoded matrix of downlink sent signals of a base station side is obtained by the relay; 4) the relay precoded matrix of relay side forwarded signals is obtained; 5) the base station obtains the precoded matrix, the sending signal vector quantity of the base station is a formula in the specification, relay received signal is a formula in the specification, the relay forwards the received signals, the relay sending signal vector quantity is a formula in the specification, and the user receives the signals sent by the relay. The transmission method can expand the coverage range of a cell of origin, and controllable speed losses can be obtained.

The invention discloses an air-drying method for improving the quality of alfalfa. The method comprises the following steps of: 1) ridging; 2) selecting materials and treating; and 3) air-drying. The method has the advantages that: 1, the ridging increases the air flow space on the bottom of a grass layer; 2, the fracture of stalks accelerates the evaporation rate of the moisture in the stalks, so that the drying time is shortened; 3, the combination of field ridging and fracturing and air-drying of the stalks has a positive interaction effect on the loss of the moisture of fresh alfalfa forage; 4, the loss rate of the moisture of the fresh alfalfa forage is remarkably and negatively correlative with the residual amount of crude proteins in green hay; 5, the aims of accelerating the drying of the alfalfa, uniformly drying and improving the quality of the green hay are fulfilled; and 6, operation steps are simple and easy, the drying cost is low, and the efficiency is high.

The invention relates to the technical field of power distribution equipment and discloses an electric control cabinet with a heat dissipation function. The electric control cabinet with the heat dissipation function comprises supporting legs, wherein a base is fixedly connected to the top end of the supporting legs; a cabinet body is fixedly installed on the upper surface of the base; protectingcovers are fixedly arranged on the two sides of the surface of the cabinet body; a top cover plate is fixedly arranged at the top end of the cabinet body; heat dissipation holes are formed in the periphery of the outer surface of the top cover plate; a heat dissipation through hole is formed in the upper surface of the top cover plate; supporting columns are fixedly connected to the periphery of the upper surface of the top cover plate; a top shed is fixedly connected to the top end of the support columns; heat dissipation fans are fixedly arranged at the two ends of the surface of the cabinetbody; and a micro motor is arranged at the axis of the heat dissipation fan. According to the electric control cabinet with the heat dissipation function, a protection cover is provided; the openingof a ventilation opening in the protection cover is downwards arranged; and when ventilation and heat dissipation are conducted at the same time, the opening of the ventilation opening in the protection cover is downwards arranged so that dust cannot fall into the cabinet body to influence normal power distribution work of the electric control cabinet with the heat dissipation function.

The invention discloses a liftable wall-mounted new energy vehicle charging pile. The pile comprises a guide rail, a lifting frame is arranged in the guide rail, a lifting mechanism is arranged in thelifting frame; the other end of the lifting mechanism is arranged in the guide rail; fixing mechanisms with buffering functions are arranged at the top ends of the guide rails; buffer mechanisms arearranged at the bottom ends of the guide rails; a charging pile is arranged at one end of the lifting frame; the charging pile is fixedly connected with the lifting frame through a bolt; a charger isarranged in charging pile, a second PLC module is arranged at one end of the charger; a take-up mechanism is arranged at one end of the charging pile; a charging mechanism with a fixing function is arranged on one side of the take-up mechanism; a cable is arranged at the other end of the charger, the top of the cable is extended into the charging mechanism through the take-up mechanism, and a heatdissipation mechanism is arranged at the other end of the charging pole. The charging pile has the beneficial effects that the charging pile is lifted when charging is not carried out, the space canbe effectively saved, the space utilization rate is increased, and the practicability of the charging pile is improved.

The invention relates to the technical field of battery assemblies, in particular to an intelligent robot battery assembly facilitating heat dissipation. The battery assembly comprises a shell, a main body mechanism is arranged in the shell, a heat dissipation mechanism is arranged on the shell and the main body mechanism, an adjusting mechanism is arranged on the main body mechanism and the heat dissipation mechanism together, an air cooling mechanism is arranged in the main body mechanism, a sealing mechanism is arranged on the shell, and a placement mechanism is arranged on the shell; the heat dissipation mechanism is arranged on the shell and the main body mechanism, through the heat dissipation mechanism and under the cooperation of the adjusting mechanism, the heat dissipation effect on the main body mechanism is conveniently achieved, the influence of too high temperature on the battery assembly is avoided, and meanwhile potential safety hazards are reduced; the sealing mechanism is arranged on the shell, a better packaging effect on the main body mechanism is conveniently achieved through the sealing mechanism, and a large amount of dust is prevented from being attached to the battery assembly, so that the power loss of the battery assembly is reduced in the long-time use process, and meanwhile, the heat dissipation capability of the battery assembly is also improved.

The invention discloses an efficient material mixing apparatus for rare earth production. The efficient material mixing apparatus comprises a material mixing tank, wherein the upper end of the material mixing tank is provided with a first driving device, the lower end of the material mixing tank is provided with a second driving device, a first rotating shaft, a second rotating shaft, a material feeding pipe and a dispersion cover are vertically arranged in the material mixing tank, the second rotating shaft is provided with a spiral blade, the second driving device, the second rotating shaft,the material feeding pipe and the spiral blade form a screw feeding mechanism so as to convey the material at the bottom portion of the material mixing tank to the top end of the material feeding pipe and then scatter on the dispersion cover. According to the present invention, the first driving device drives the dispersion cover to rotate through the first rotating shaft so as to disperse the material scattered on the dispersion cover and then fall, and then the material at the bottom portion of the material mixing tank is conveyed to the top end of the material feeding pipe by the screw feeding mechanism so as to achieve cyclic material mixing. According to the present invention, with the mixing method, the material is cyclically mixed, and is continuously dispersed during the mixing, such that the material for rare earth production can be rapidly and uniformly mixed, the time for the uniform mixing is short, and the production efficiency is high.

The invention discloses a panax stipuleanatus drying method, and belongs to the technical field of processing a medicinal plant in a production area. The method comprises the following steps: cleaning fresh panax stipuleanatus, cutting the panax stipuleanatus into chunks, perforating the panax stipuleanatus through needle puncture, drying at constant temperature and polishing so as to obtain a dried medicinal material; the drying method disclosed by the invention, by dividing the tubers of the entire panax stipuleanatus into a plurality of drying units through cutting the panax stipuleanatus into chunks before drying and simultaneously by perforating each unit through needle puncture, can increase water diffusion channels inside the panax stipuleanatus body, so as to shorten a drying time; by polishing after drying, mud, fibers and decayed skins attached on the surface of the panax stipuleanatus can be rapidly removed; and compared with a conventional method drying in the sun, the method can be used for improving external and internal qualities of the panax stipuleanatus, and simultaneously, the method can be used for shortening the drying time by 10-15 days.

The invention discloses an elevator special flat cable with flame retardant function, include a flat cable body, a cable core is arranged inside the flat cable body, A woven layer is fixedly installedon the outer side of the cable core, A protective sleeve is fixedly mounted on the outer side of the braiding layer, a first insulating layer is arranged on the outer side of the protective sleeve, aflame retardant layer is fixedly mounted on the outer side of the first insulating layer, a heat dissipation layer is fixedly installed on the outside of the fire retardant layer, so that that flameretardant lay is arranged, the flame retardant function is acehived, and a flame retardant fiber is arranged to stop the fire from spreading, fire-retardant adhesive is arranged, so as to avoid largearea burn-out of flat cable body, and reduce the loss, facilitates the maintenance and replacement of the damaged flat cable body, recovers the normal use of the elevator as soon as possible, simultaneously avoids causing serious fire, guarantees the life safety of the user, improves the safety performance of the flat cable body, the fire-retardant glue simultaneously plays the role of bonding, and the heat generated by the cable core is accumulated by setting a cavity.

The invention relates to an air-cooled brake wheel. The air-cooled brake wheel comprises a brake wheel body and a heat dissipating blade. The brake wheel body comprises a hub, a bearing bush and a spoke connecting the hub and the bearing bush. The heat dissipating blade is fixed on the inner circumference face of the hub. The hub is internally provided with an annular cavity, and a set of circular through holes are evenly formed in the inner circumference face of the hub, and communicated with the annular cavity in the hub. The heat dissipating blade is internally provided with a hollow cavity which is communicated with the annular cavity in the hub through the circular through holes in the inner circumference face of the hub, and the annular cavity in the hub and the hollow cavity in the heat dissipating blade are filled with cooling liquid. Heat is dissipated to the hollow cavity in the heat dissipating blade through flowing of the cooling liquid, the heat dissipating blade rotates along with the rotation of the hub, flow air is produced between the hub and the bearing bush and can bring the heat produced by the friction of the hub away and dissipate the heat of the cooling liquid in the hollow cavity, the heat dissipation of the surface of the hub is accelerated, and the heat dissipating effect is improved.

The invention relates to the technical field of electronic equipment and discloses a router having a good heat radiation effect. The router comprises a protection cover. The bottom end of the protection cover is fixedly connected with an air outlet. The two ends of the lower surface of the air outlet are respectively and fixedly equipped with a base. The surface of the protection cover is providedwith a network interface. The top end of the network interface is provided with a network speed monitor. One side of the network interface is provided with a total switch. According to the router having the good heat radiation effect, through a heat radiation plate arranged in the protection cover, heat generated in a machine is introduced to the cooling tank through the heat radiation plate, andthe cooling tank is internally provided with a heat absorbing sheet; and through the arrangement of a fan device, a motor drives a driving rod to rotate, thereby ensuring rotation of fan blades to cool the router, accelerating air flow and heat radiation speed, achieving a ventilation and heat radiation effect of the router, prolonging the service life of the router and improving stability of therouter.

The invention relates to the technical field of power equipment, and discloses an engine with good heat dissipation effect, including a base and an engine body, heat absorption boxes are fixedly installed on both sides of the engine body, and cooling boxes are installed inside the heat absorption box. tube, and a fixing clip is sleeved on the surface of the cooling tube. The engine with good heat dissipation effect is equipped with cooling pipes, cooling water tanks and water pumps. The cooling pipes are aluminum pipes with good heat absorption effect, which can absorb the heat generated inside the engine due to long-term work. The water pump strengthens the cooling pipes and passes through the cooling water tank. The internal water circulation structure is formed to further improve the heat dissipation effect of the engine, reduce the calorific value of the internal parts of the engine, reduce the safety hazards caused by excessive internal temperature, and prolong the service life of the engine while improving the working efficiency of the engine , improving the stability of the engine with good cooling effect.

The invention discloses a rhizoma bletillae drying method, and belongs to the technical field of preliminary processing of a medicinal plant. The method comprises the following steps: cleaning fresh rhizoma bletillae, steaming and cooling the rhizoma bletillae, perforating the rhizoma bletillae through needle puncture, drying in a mode of gradually heating up and grinding to remove fibers so as to obtain the dried medicinal material. By heating the rhizoma bletillae until no raw flavor exists through steaming, the drying method can reduce the loss of water-soluble rhizoma bletillae polysaccharide; by perforating the rhizoma bletillae through needle puncture, the drying method can increase water diffusion channels in the rhizoma bletillae body so as to shorten a drying time; and by grinding after drying, the drying method can rapidly remove rhizoma bletillae fibers; compared with a conventional method drying in the sun, the method can be used for improving external and internal qualities of the panax stipuleanatus, and simultaneously, the method can be used for shortening the drying time by 5-8 days; and meanwhile, such problems as high amount of labor used, large occupied area of a drying yard in the sun, easy pollution and the like are solved.

The invention relates to the technical field of communication. The invention discloses a multifunctional heat dissipation communication cabinet convenient to maintain. The cabinet comprises a cabinetbody, the cabinet door, the interior of a storage cavity in the cabinet and the inner side face, corresponding to a cavity in the cabinet, of the cabinet door are each provided with a set of annular installation rails. The tops of the annular mounting rails are fixed at the inner top of the storage cavity in the cabinet or the upper part of the inner side surface of the cabinet door through a connecting rod; a circle of rack is slidably connected to the rear side surface of each annular mounting rail; a group of servo motors are fixedly mounted on the lower surface of each annular mounting rail; the output end of the servo motor faces the position right behind the annular mounting rail and is rotationally connected with a set of gears with tops engaged with the rack through a rotating shaft, a plurality of sets of mounting rods are fixedly mounted on the front side face of the rack at equal intervals, and a component mounting plate of a rectangular structure is fixedly mounted on the front side faces of the mounting rods. The multifunctional heat dissipation communication cabinet has the advantages of being convenient and fast to maintain, high in air mobility and high in heat dissipation capacity.

The invention relates to the technical field of the electronic equipment, and discloses a monitoring camera with a radiating function. The monitoring camera comprises a camera body, a baffle plate isfixedly arranged on the upper surface of the camera body, and a radiating plate is fixedly connected with the lower surface of the camera body; one end of the radiating plate is movably connected witha sphere connecting frame, and a bottom end of the sphere connecting frame is fixed connected with a base. Through the monitoring camera with the radiating function disclosed by the invention, a heatconducting layer is provided, a heat conducting plate and a cooling pipe are arranged in the heat conducting layer, the heat produced by the camera in the work flows through the surface of the cooling pipe through the airflow, the outer surface of the cooling pipe is made of pure aluminum, and extremely high in heat conduction, so that the heat in the camera can be quickly absorbed; the radiatingcapacity of the camera is effectively improved, and the temperature produced in the machine in the work is greatly reduced, thereby further guaranteeing that the internal temperature of the camera islocated in an appropriate work temperature; and the practicability of the camera is greatly improved.

The invention relates to the technical field of power distribution cabinets, and discloses a power distribution cabinet with a good heat dissipation effect. The power distribution cabinet with the good heat dissipation effect comprises a cabinet body; one side of the cabinet body is movably connected with a cabinet door through a hinge; a surface of the cabinet door is fixedly connected with an observation window; a thermometer is fixedly connected to an inner side of the observation window; a lockset is arranged directly below the observation window; an air inlet is opened at the bottom of one side of the cabinet; a filter screen is fixedly connected to the inside of the air inlet; a waterproof and breathable membrane is disposed on one side of the filter screen; and a main cooling fan isfixedly mounted on one side of the waterproof and breathable membrane. According to the power distribution cabinet with the good heat dissipation effect, the waterproof and breathable membrane and awaterproof cover are provided, the waterproof and breathable membrane is fixedly connected inside the air inlet and an air outlet, and the waterproof and breathable membrane is arranged to prevent moisture of the outside air from entering the cabinet, so that the purpose of waterproof is realized; meanwhile, the waterproof cover is fixedly connected to the top of the cabinet, which prevents rainwater from entering the interior of the cabinet and has a waterproofing effect, therefore, the service life of the power distribution cabinet with the good heat dissipation effect is prolonged.

The invention discloses a new energy automobile thermal management system and a new energy automobile, and the thermal management system comprises a sensor group which is used for achieving the access of a battery pack temperature parameter, a battery pack deformation parameter and a battery pack working condition parameter; the heat dissipation system comprises a heat dissipation plate arranged at the bottom of the battery pack, a heat dissipation fan mounted in the heat dissipation plate, a wavy heat conduction silica gel sheet arranged between the heat dissipation plate and the bottom surface of the battery pack, a pulsating heat pipe arranged around the battery pack in a wrapping manner, and a cooling pipeline arranged at the top of the battery pack, and is used for realizing heat dissipation treatment of the battery pack; and the safety management module is used for evaluating the battery pack temperature parameter, the battery pack deformation parameter and the battery pack working condition parameter, and adjusting the working conditions of the cooling fan, the cooling pipeline and the early warning module according to the evaluation result. Rapid heat dissipation of the battery pack can be achieved, potential safety hazards existing in the operation process of the battery pack can be found in time, and guarantee is provided for safe operation of the battery pack.

The invention discloses a glass kiln-used dry type micro-expansion heat preservation coating which is characterized by comprising the following ingredients in part by weight: 30-60 parts of expanded perlite, 20-40 parts of superfine surface active ground calcium carbonate, 5-10 parts of alumina silicate fiber, 2-5 parts of siliceous fine powder, 2-5 parts of hollow fiber, 5-13 parts of composite binding agent, and 1-4 parts of chemical additives. When being prepared, the expanded perlite, the superfine surface active ground calcium carbonate, the alumina silicate fiber, the alumina silicate fiber and the hollow fiber are put into a stirring machine in sequence to be uniformly stirred and mixed up; the reset composite binding agent and the chemical additives are added into the stirring machine to be stirred and sufficiently mixed so as to prepare the coating. According to the coating, the raw materials are prepared into the dry type heat preservation coating, so that not only are the procedures of mixture ageing, defoaming and standing after foaming reduced, but also the problem that a traditional coating is deteriorated and dehydrated caused by long distance transportation is avoided; and meanwhile the coating has the characteristics of rapid curing strength, remarkable heat preservation and energy conservation effect, convenience for construction and the like.

The invention relates to a solid beverage, in particular to a preparation method of collagen peptide powder. The method comprises the following steps of sequentially putting 58 to 62 parts of collagenpeptide, 2 to 8 parts of kestose, 8 to 12 parts of corn starch, 12 to 18 parts of medlar, 8 to 12 parts of composite enzymes, 1 to 5 parts of chitohexaose hydrochloride and 0.01 to 1 part of procyanidine into a container in parts by weight; raising the temperature; performing uniform stirring; emulsifying the uniformly stirred materials to obtain slurry; performing spray drying on the slurry after the homogenizing to obtain powder; obtaining the collagen peptide powder. The process is simple; the cost is low; the manufacturing time is short; the efficiency is high; the adsorption of the collagen peptide is good; the adsorption rate can reach 90 percent or higher; the collagen activity in the skin is improved; the effects of nourishing the skin and delaying the aging are achieved.

The invention provides PVC board extrusion equipment which comprises a rack and a controller. Extrusion cylinders and extrusion pistons are arranged at the two ends of the rack. The two extrusion pistons are connected through a connecting rod. Meanwhile, an adjusting lead screw and a rotating motor which are connected with each other are arranged on the rack, and the adjusting lead screw is connected with the connecting rod through a sliding sleeve in screw thread connection. Stroke switches connected with the controller are further arranged on the rack, stirring rods cooperating with the stroke switches are arranged on the sliding sleeve, the piston cylinders are further connected with feeding hoppers, and solenoid valves are arranged on feeding pipes. According to the PVC board extrusionequipment, forward and reverse adjusting of a motor is achieved through the stroke switches, then the two extrusion pistons are driven through the adjusting lead screw to achieve reciprocating motion, when one extrusion piston extrudes materials, the other extrusion cylinder carries out feeding operation, constant extrusion and discharging are guaranteed during alternate operation, the work efficiency of an extrusion device is improved, the mold heat radiation efficiency is high, and the cooling effect is good.

The invention relates to the technical field of battery components, in particular to a battery component for an intelligent robot that facilitates heat dissipation, including a housing, a main body mechanism is provided inside the housing, and a heat dissipation mechanism is jointly provided on the housing and the main body mechanism. The main body mechanism and the heat dissipation mechanism are provided with an adjustment mechanism, the main body mechanism is provided with an air cooling mechanism, the housing is provided with a closing mechanism, and the housing is provided with a placement mechanism; the heat dissipation mechanism is arranged on On the shell and the main body, through the heat dissipation mechanism, with the cooperation of the adjustment mechanism, it is convenient to dissipate heat on the main body, avoiding the impact of excessive temperature on the battery components, and also reducing potential safety hazards; On the casing, through the sealing mechanism, it is convenient to better package the main mechanism, avoiding a large amount of dust on the battery components, thereby reducing the power loss of the battery components during long-term use, and also improving its heat dissipation ability.

The invention discloses a high-efficiency mixing device for rare earth production, comprising a mixing tank, a first driving device is arranged at the upper end of the mixing tank, a second driving device is arranged at the lower end, and a first rotating shaft is vertically arranged in the mixing tank , the second rotating shaft, the feeding pipe and the dispersing cover, and the second rotating shaft is provided with a helical blade; the second driving device, the second rotating shaft, the feeding pipe and the helical blade constitute a screw feeding mechanism, which transports the materials at the bottom of the mixing tank to the top of the feeding pipe, and then scattered on the dispersing hood. The first driving device drives the dispersing hood to rotate through the first rotating shaft, so that the materials scattered on the dispersing hood are dispersed and then fall down, and then the mixing tank is moved by the screw feeding mechanism. The material at the bottom is transported to the top of the feeding tube, and the material is mixed in this way. The mixing method of the invention not only realizes the cyclic mixing of the materials, but also continuously disperses them in the mixing process, so that the rare earth production materials can be uniformly mixed quickly, the time required for uniform mixing is short, and the production efficiency is high.

The invention discloses a panax stipuleanatus drying method, and belongs to the technical field of processing a medicinal plant in a production area. The method comprises the following steps: cleaning fresh panax stipuleanatus, cutting the panax stipuleanatus into chunks, perforating the panax stipuleanatus through needle puncture, drying at constant temperature and polishing so as to obtain a dried medicinal material; the drying method disclosed by the invention, by dividing the tubers of the entire panax stipuleanatus into a plurality of drying units through cutting the panax stipuleanatus into chunks before drying and simultaneously by perforating each unit through needle puncture, can increase water diffusion channels inside the panax stipuleanatus body, so as to shorten a drying time; by polishing after drying, mud, fibers and decayed skins attached on the surface of the panax stipuleanatus can be rapidly removed; and compared with a conventional method drying in the sun, the method can be used for improving external and internal qualities of the panax stipuleanatus, and simultaneously, the method can be used for shortening the drying time by 10-15 days.

The invention discloses a liftable wall-mounted new energy vehicle charging pile. The pile comprises a guide rail, a lifting frame is arranged in the guide rail, a lifting mechanism is arranged in thelifting frame; the other end of the lifting mechanism is arranged in the guide rail; fixing mechanisms with buffering functions are arranged at the top ends of the guide rails; buffer mechanisms arearranged at the bottom ends of the guide rails; a charging pile is arranged at one end of the lifting frame; the charging pile is fixedly connected with the lifting frame through a bolt; a charger isarranged in charging pile, a second PLC module is arranged at one end of the charger; a take-up mechanism is arranged at one end of the charging pile; a charging mechanism with a fixing function is arranged on one side of the take-up mechanism; a cable is arranged at the other end of the charger, the top of the cable is extended into the charging mechanism through the take-up mechanism, and a heatdissipation mechanism is arranged at the other end of the charging pole. The charging pile has the beneficial effects that the charging pile is lifted when charging is not carried out, the space canbe effectively saved, the space utilization rate is increased, and the practicability of the charging pile is improved.

The invention discloses a charging pile device with an anti-collision function. The device comprises a base plate assembly, a charging pile body, a top cover and a heat dissipation assembly, an earlywarning assembly and an infrared distance measuring sensor, wherein early warning assembly and the infrared distance measuring sensor are arranged, the infrared distance measuring sensor detects a distance between a surrounding object and the charging pile body, a data collector collects a distance value detected by the infrared distance measuring sensor. When the collected distance value reachesa set value, that an object is about to impact the charging pile body can be determined, a microprocessor controls a buzzer to give an alarm prompt to prompt surrounding personnel to take measures intime, so collision of the charging pile body is avoided, the service life of the charging pile is prolonged, safety performance of the charging pile is improved, the heat dissipation assembly, a heatconduction plate and a heat gathering plate are arranged to absorb heat generated in the operation process of the charging pile body, the heat is conducted into a heat dissipation box, a heat dissipation fan dissipates heat of the heat conduction plate, and the heat dissipation speed is increased.

The invention discloses a dry-type micro-expansion thermal insulation coating for a glass kiln, which is characterized in that it contains the following raw materials in parts by weight: 30-60 parts of expanded perlite, 20-40 parts of superfine surface-active heavy calcium carbonate, silicon 5-10 parts of aluminum acid fiber, 2-5 parts of siliceous fine powder, 2-5 parts of hollow fiber, 5-13 parts of composite binder, 1-4 parts of chemical additives; Active ground calcium carbonate, aluminum silicate fiber, siliceous fine powder, and hollow fiber are put into the mixer in turn and mixed evenly, and then the remaining composite binder and chemical additives are added into the mixer and stirred until they are fully mixed. The dry thermal insulation coating made from the above-mentioned raw materials in the present invention not only reduces the stagnant material defoaming and standing link after foaming, but also avoids the problems of deterioration and dehydration caused by long-distance transportation of traditional slurry coatings. It has the characteristics of remarkable heat preservation and energy saving effect, convenient construction and so on.

The invention relates to a numerical control machine tool, and relates to the technical field of the machine tools. The numerical control machine tool includes a machine frame, and a workbench and a cooling pipe are arranged on the machine frame; a hydraulic station is arranged in the machine frame; the workbench is provided with a liquid receiving bucket, a rotating sleeve is rotatably installedon the machine frame under the workbench, the rotating sleeve is provided with six liquid receiving disks at even intervals in the circumferential direction of the rotating sleeve, and when any of theliquid receiving disks is in a horizontal position with an opening upwards, a lower opening of the liquid receiving bucket is located at the position that is the center line of the liquid receiving bucket and is inclined to the side away from the rotating sleeve; an electromagnet is arranged on the lower surface of the liquid receiving bucket; and a collecting bucket is arranged on the machine frame under the liquid receiving disks, the vertical projection of the liquid receiving disks is all in the collecting bucket, and the bottom of the collecting bucket is connected with a liquid outlet pipe leading to the outside of the machine frame. According to the numerical control machine tool, iron chips are attracted by the electromagnet without considering the size of the iron chips, and allthe iron chips can be attracted, so that the iron chip content of cutting liquid falling into the collecting bucket is greatly reduced, the influence on workpieces during reuse can be reduced, and themachining quality is improved.

The invention belongs to the technical field of electronic component heat dissipation and particularly relates to a communicated pulsating heat pipe type electronic component heat dissipation device.The heat dissipation device comprises a heat dissipation base, a movable clamping plate, a communication type pulsating heat pipe, heat dissipation fins, an air gathering cover, an air supply box andan electric motor, wherein movable grooves are formed at two sides of the interior of the heat dissipation base correspondingly, the movable clamping plate is arranged on one side of the movable groove, a spring is arranged on the other side in the movable groove, the communicating type pulsating heat pipe composed of a plurality of connected straight pipes and elbows which are arranged in an equal or staggered mode is arranged above the heat dissipation base, an upper end of the communication type pulsating heat pipe is provided with a plurality of heat dissipation fins which are arranged atequal intervals, the air gathering cover is arranged above the communicating type pulsating heat pipe and located at upper ends of the heat dissipation fins, the air supply box is arranged at an upperend of the air gathering cover, the electric motor is arranged at an upper end of the air supply box, and a bottom end of the electric motor is located in the air supply box and is in transmission connection with a cooling fan through a transmission shaft. The heat dissipation device is advantaged in that the heat dissipation device is convenient to use, quick to start and quick in thermal response.

The invention discloses a dry multi-piece friction electromagnetic disc type power-off brake. The power-off brake comprises a brake body, wherein a mounting seat is arranged at the bottom of the brakebody, a damping device is fixedly mounted on the lower surface of the mounting seat, and a shell is fixedly mounted on the upper surface of the mounting seat; a bearing is fixedly mounted on the front surface of the shell, a force applying shaft is rotatably mounted in the bearing, and a force applying bearing is fixedly mounted outside the bearing; and the front surface, close to the outer sideof the force applying bearing, of the shell is provided with external threads. By arranging the damping device, the influence caused by vibration to the brake body is reduced, the situation that internal parts in the brake body are damaged due to vibration is avoided, a good braking effect is guaranteed, the normal use of the brake body is guaranteed, accident is avoided, and unnecessary injury isreduced; and by arranging a dustproof device, a dustproof effect is achieved, so that the situation that impurities such as dust enter the brake body is avoided, and the burden of the internal partsis alleviated.

The invention discloses an electronic computer software and hardware all-in-one machine, relates to the technical field of electronic computer software and hardware all-in-one machine devices, and aims to solve the problem that a circuit board is damaged or a computer crashes due to the fact that an existing electronic computer cannot dissipate heat in time in the using process. A cover plate is arranged in the shell; a display screen is arranged in the cover plate; a lock hole is formed in the outer wall of the cover plate; a micro camera is arranged on one side of the lock hole; control keysare arranged below the display screen; a fixed table is arranged below the shell; a control surface is arranged on the outer wall of the fixed table; a CD driver is arranged in the control surface, arotating speed button is arranged below the CD driver, an inclined surface is arranged on one side of the control surface, a rectangular hole is formed in the outer wall of the fixing table, a connecting table is arranged on one side of the fixing table, and two supporting tables are arranged below the connecting table.

The invention relates to an air-cooled brake wheel, which includes a brake wheel body and heat dissipation blades. The brake wheel body includes a hub, a bearing sleeve and a spoke connecting the hub and the bearing sleeve. The heat dissipation blades are fixed on the inner peripheral surface of the hub. There is an annular cavity in the hub, and a group of circular through holes are uniformly arranged on the inner peripheral surface of the hub. The hollow cavity communicates with the annular cavity in the hub through the circular through hole on the inner peripheral surface of the hub, and the annular cavity in the hub and the hollow cavity in the heat dissipation blade are filled with cooling fluid; the circulation of the cooling fluid dissipates heat to In the hollow cavity in the heat dissipation blade, the heat dissipation blade rotates with the rotation of the hub, generating flowing air between the hub and the bearing sleeve, which can not only take away the heat generated by the friction of the hub, but also dissipate the coolant in the hollow cavity It accelerates the heat dissipation on the surface of the hub and improves the heat dissipation effect.