36results about How to "With self-cooling function" patented technology

The invention relates to the technical field of vehicle brake, in particular to a double-motor brake actuation mechanism of a vehicle decoupling distribution brake system. The mechanism comprises a brake disc, a brake actuation part and a regeneration motor part; the brake actuation part includes a stepper motor and a brake clamp body; two ends of the brake clamp body are respectively positioned on two sides of the brake disc; the brake clamp body and the stepper motor are both slidingly connected with a shell of the brake actuation part; a friction block is arranged at one end of the brake clamp body; the other end of the brake clamp body is connected with the stepper motor; the stepper motor is in transmission connection with a first lead screw; a first nut is arranged on the first lead screw, and is connected with the friction block; the friction block on the brake clamp body and a friction block on a first nut are positioned on two sides of the brake disc; the regeneration motor part includes an electromagnetic clutch, a regeneration motor, a battery set and an electronic control unit; the battery set is electrically connected with the stepper motor; and the electronic control unit controls connection and disconnection of current between the battery set and the stepper motor. The mechanism converts brake energy to electric energy as brake power, and can share brake loads.

The invention belongs to the field of waste incineration equipment and particularly relates to a fixed grate incinerator comprising a main combustion chamber and a fixed fire grate. The fixed fire grate is arranged obliquely, the higher end is provide with a material input end, the lower end is provided a slag outlet for slags after material combustion, and the slag outlet is communicated with a slag discharging component; a hot air chamber is arranged below the main combustion chamber; a hot air supply path penetrates the fixed fire grate; the fixed grate incinerator further comprises an ejecting rod and a power portion; the maximum lift of the ejecting rod penetrates the material layer of the fixed fire grate; an ejecting rod component further comprises a shaft sleeve with the preset length, one end of the shaft sleeve penetrates and is fixedly connected to the fixed fire grate along the moving direction of the ejecting rod, a vent gap allowing the air to penetrate is formed between the shaft sleeve and the ejecting rod, and the other end of the shaft sleeve is communicated with the outside and / or an air cooling chamber. The fixed grate incinerator has the advantages that material burning efficiency is high, the component operation reliability is high, and the service life is prolonged effectively.

The invention discloses a frequency converter integrated with air conditioning cooling. The frequency converter comprises a frequency converter body, an air conditioner body and a cabinet body. The cabinet body is internally provided with a first cavity for accommodating the frequency converter body and a second cavity for accommodating the air conditioner body, an air inlet and an air outlet aredisposed between the first cavity and the second cavity, the second cavity is internally provided with a fan assembly which is used for discharging air which enters into the second cavity from the first cavity via the air inlet and is cooled by the air conditioner body to the first cavity via the air outlet. The frequency converter integrated with air conditioning cooling has the advantages of simple structure, reasonable layout, self cooling and high cooling efficiency.

The invention discloses a device for removing inner burrs in a high-frequency straight seam resistance welding steel tube centrifugal wire. The device comprises a base, a steel tube fixing device, driving trolleys, a connecting rod and a grinding head component; the steel tube fixing device is arranged on the base; the driving trolleys can be movably arranged on the base; and the grinding head component and the driving trolleys are respectively connected with two ends of the connecting rod. The device is used for removing the inner burrs in the high-frequency straight seam resistance welding steel tube centrifugal wire. After a centerline of a steel tube welding seam is fixed on the steel tube fixing device, a grinding head motor is started up; the driving trolleys on two ends of the steel tube are respectively started up at an interval of one to two minutes; and a grinding head is driven to enter the steel tube for grinding by the connecting rod. The device has high working efficiency, high precision of inner burrs removal, convenient operation and low operation cost; a Fermi level ceramic grinding medium is selected to be made into a grinding belt which is provided with an ultra coating layer; and the grinding belt has self-cooling function in grinding and can carry out strong grinding and can not burn a workpiece.

The invention discloses a steam sampling machine which comprises a steam sampling device, a water tank and a pump, wherein a cooling water cooling box is arranged between a sampling device cooling water outlet and the water tank; the steam sampling machine further comprises a refrigeration unit; the refrigeration unit comprises a compressor, a condenser, an expansion valve and an evaporator, which are sequentially connected; the evaporator is arranged in the cooling water cooling box; heat of cooling water in the cooling box is absorbed through the evaporator to realize the purpose of cooling water cooling. According to the invention, the cooling heat exchange device and the refrigerating unit are ingeniously combined in the steam sampling machine, so that the working efficiency of the steam sampling machine is improved greatly; since circulating cooling water which is in a high temperature state and flows out from the sampling device is rapidly cooled to be reused in a low temperature state, the steam condensation sampling speed is increased greatly.

The invention discloses a high-power LED lighting lamp with self-heat dissipation function. The LED lighting lamp comprises a lamp cap with exhaust holes, an LED light emitter, a driving circuit component, a radiator and a bulb shell, and is characterized in that the radiator is a hollow cylinder; the LED light emitter is an annular light emitter consisting of an annular bracket and an LED chip; the bulb shell is an annular body with upper opening; the annular body consists of a central ventilating duct at the middle part, and an inner ring shell and an outer ring shell which are asymmetric; the radiator is suspended in the centre at the lower part of the lamp cap by a retaining plate, and the lower part of the radiator is joined to the inner ring shell which is also fixed and connected with the retaining plate, so an integrated self-heat dissipation device which consists of the central ventilating duct of the bulb shell, a hollow passage of the radiator and the exhaust holes formed on the outer wall of the lamp cap from bottom to top is formed; the annular light emitter is arranged at the lower part of the radiator; and an integrated self-heat dissipation LED lighting lamp which consists of an axial ventilating duct in the radiator, of which the upper part is connected with the lamp cap, and the exhaust holes formed on the outer wall of the lamp cap from bottom to top and from inside to outside is formed.

The invention belongs to the field of waste incineration equipment and particularly relates to a fixed grate incinerator comprising a main combustion chamber and a fixed fire grate. The fixed fire grate is arranged obliquely, the higher end is provide with a material input end, the lower end is provided a slag outlet for slags after material combustion, and the slag outlet is communicated with a slag discharging component; a hot air chamber is arranged below the main combustion chamber; a hot air supply path penetrates the fixed fire grate; the fixed grate incinerator further comprises an ejecting rod and a power portion; the maximum lift of the ejecting rod penetrates the material layer of the fixed fire grate; an ejecting rod component further comprises a shaft sleeve with the preset length, one end of the shaft sleeve penetrates and is fixedly connected to the fixed fire grate along the moving direction of the ejecting rod, a vent gap allowing the air to penetrate is formed between the shaft sleeve and the ejecting rod, and the other end of the shaft sleeve is communicated with the outside and / or an air cooling chamber. The fixed grate incinerator has the advantages that material burning efficiency is high, the component operation reliability is high, and the service life is prolonged effectively.

The invention discloses an automobile dragline. The dragline comprises a dragline body and dragline heads respectively arranged on two ends of the dragline body, wherein the dragline body orderly comprises a stranded wire, an inner sheath and an outer sheath from inside to outside, two ends of the stranded wire extend out of the inner sheath and are respectively and fixedly connected with the dragline heads, and a cooling water jacket is wound on the outer wall of the outer sheath is twined with a cooling water jacket. The dragline body in the automobile dragline orderly comprises the stranded wire, the inner sheath and the outer sheath from inside to outside, the cooling water jacket is wound on the outer wall of the inner sheath, so that the automobile dragline has an automatic cooling function, and can adapt to a high-temperature work environment.

The invention discloses a novel air compressor, and relates to a gas compressor with the characteristics of compact structure and excellent use effect. The novel air compressor comprises a shell, a compression mechanism, a gas storage bottle and a power supply circuit; the compression mechanism is mounted in the shell; the shell is provided with a piston part shell intake port A; a cylinder part shell is provided with a shell intake port B; and high-pressure gas compressed by the compression mechanism is fed in the gas storage bottle. The novel air compressor is characterized in that the compression mechanism includes a cylinder and a piston; one end of the piston is fixed in the center position of an upper circular plate, and the other end of the piston penetrates through a fixed plate to extend into the cylinder; annular soft spring rubber is arranged between the upper circular plate and the fixed plate; and the power supply circuit is formed by serially connecting a voltage adjuster and a pressure controller by a power supply switch, serially connecting a fixed contact switch and serially connecting an electromagnetic coil to return to a power supply negative pole.

The invention discloses self-heat-dissipation type 3D printing double nozzles, and relates to the field of 3D printing. The self-heat-dissipation type 3D printing double nozzles comprise a heat dissipation shell body, a first throat pipe, a second throat pipe, a heating shell body, a first nozzle body, and a second nozzle body. The outside of the heat dissipation shell body is provide with a plurality of fins, the upper end face and the lower end face of each fin are provided with heat dissipation plates with inclined planes, and the upper end of the heat dissipation shell body is provided with a disk-divided device; the lower end of the heating shell body is provided with the first nozzle body and the second nozzle body, the first throat pipe and the second throat pipe sequentially penetrate through the disk-divided device, the heat dissipation shell body and the heating shell body from top to bottom, the lower end of the first throat pipe is arranged at an entrance of the first nozzle body, and the lower end of the second nozzle is arranged at an entrance of the second nozzle body. The self-heat-dissipation type 3D printing double nozzles have a heat dissipation function, products printed are provided with coating materials and core materials, strength of the products is greatly enhanced, at the same time, different nozzles are switched according to different colors of the products, and printing efficiency is enhanced.

The invention provides a convection heat-radiation foldable notebook computer desk which relates to the technical field of office furniture. The convection heat-radiation foldable notebook computer desk comprises a framework, a convection heat-radiation plate, heat radiation holes, foldable legs, a stop pin hook device, a long arm connecting rod, a supporting seat plate, a short arm connecting rod and a fixed pin device. The convection heat-radiation foldable notebook computer desk is characterized in that the convection heat-radiation plate is provided with the N heat radiation holes which are uniformly distributed at equal intervals; the bottom of the convection heat-radiation plate is connected with the framework; end edge frames at the front and rear ends of the right side of the framework are respectively connected with the two foldable legs; side edge frames of the left sides of the front and rear ends of the framework are respectively connected with the upper end of the long arm connecting rod and the upper end of the short arm connecting rod through a countersunk shaft pin, a gasket and an opening pin; the lower end of the long arm connecting rod is connected with a lug boss of the supporting seat plate; the short arm connecting rod is connected with the supporting seat plate; the supporting seat plate is connected with the stop pin hook device; and the long arm connecting rod is provided with a stop pin hook hanging pin and the fixed pin device. The convection heat-radiation foldable notebook computer desk has a self-heat-radiation function without external heat radiation equipment; and a user feels natural and comfortable, and the space is saved.

The invention discloses an ultrathin industrial billboard comprising a computer and a billboard screen. The output end of the computer is electrically connected with the input end of a main control unit, the output end of the main control unit is electrically connected with the input end of a router, the output end of the router is electrically connected with the input end of a data acquisition unit, the output end of the data acquisition unit is electrically connected with the input ends of a counter, a sensor and a collector, the output end of a data summarization unit is electrically connected with the input end of a processor, the output end of the processor is electrically connected with the input end of a signal processing unit, the input end of the billboard display is electrically connected with the output end of the main control unit, and the billboard display is provided with a network interface and a power interface. The main control portion and a production data management center in connection are connected with a field data collection unit so as to carry out remote reviewing, and the billboard display has a self-cooling function.

The invention discloses an efficient online automatic cutting machine, which comprises a strip knife, a sensor in a roller, the roller, a step motor gear, a synchronous chain, a step motor, a glass wool board, a workbench and a control system; the roller is arranged above the workbench, and the step motor drives the roller to rotate through the synchronous chain; the strip knife and the sensor in the roller are positioned at the front end of the roller; and the control system controls start and shutdown of the step motor.

The invention discloses a method for preparing an impeller flange type steel brazing brake drum. The method includes the following steps that a brake drum sleeve is manufactured; under the condition that the rotating speed of the brake drum sleeve is 200 r / min-300 r / min, brazing filler metal is sprayed to the inner surface of the brake drum sleeve, molten iron is paved and injected into the innersurface of the brake drum sleeve, the brazing filler metal and the molten iron form alloy cast iron on the inner surface of the brake drum sleeve, and then cooling is carried out to obtain the room temperature; the brazing filler metal is prepared by mixing sodium tetraborate decahydrate, copper powder and silicon iron powder according to the using amount ratio being (1.5-2.5): (1.5-2.5): (0.8-1.2); and a double-layer flange is arranged on the outer circumference of the brake drum sleeve, and welding is carried out. Meanwhile, a corresponding brake drum is provided. According to the method, the brazing technology is used for manufacturing the brake drum, the brazing filler metal is coated to the inner surface of the brake drum sleeve, the temperature of the molten iron is used for heatingthe brazing filler metal and the brake drum sleeve, sodium borate and copper powder are firstly fused and permeate and diffuse to a steel junction surface, then the silicon iron powder fuses, permeates and diffuses to form metallurgical bonding, the compact and firm junction surface is formed, and the steel and iron combination quality is guaranteed.

The invention discloses a self-cooling type LED street lamp. The self-cooling type LED street lamp comprises a lamp pole and blades. Transverse disc-shaped fixing plates are welded on the inner wall of the lamp pole, the lamp pole and a lampshade are welded into a whole, and a base is welded at the bottom end of the lamp pole. A cable pipe and a water pipe are inserted into the lamp pole, penetrate through the transverse fixing plates and are connected with the transverse fixing plates in an adhesion mode. A cable is inserted into the cable pipe, the cable and the water pipe are connected witha power supply network and a water supply network correspondingly, and the cable extends into the lampshade and is electrically connected with a pedestal. Cooling fins are welded on the surface of the top end of the lampshade. Ammonium nitrate powder is arranged inside the self-cooling type LED street lamp, a large amount of heat is absorbed after the ammonium nitrate powder touches water, the blades are arranged, the airflow which rapidly flows can take away the heat on the wall body of the lampshade, and is matched with the ammonium nitrate powder to achieve double heat dissipation, and therefore the LED street lamp can have a self-cooling function, is free of energy consumption and is good in heat dissipation effect.

The invention belongs to the field of garbage incineration equipment and particularly relates to a fixed grate incinerator. The fixed grate incinerator at least comprises a main combustion chamber anda fixed grate. The plate surface of the fixed grate is obliquely arranged. The high end of the fixed grate constitutes the material input end. The lower end of the fixed grate constitutes the ash residue outlet end for ash residues formed by incinerating materials. The ash residue outlet end communicates with an ash discharge assembly. A hot air chamber is arranged below the main combustion chamber. A hot air supply path is through in the fixed grate. The fixed grate incinerator further comprises push rods and power parts. The push rods penetrate through a material layer on the fixed grate atthe maximum lift. A push rod assembly further comprises shaft sleeves with a preset length. One end of each shaft sleeve penetrates through the fixed grate in the movement direction of the corresponding push rod and is fixedly connected to the fixed grate. Ventilation gaps for allowing air to pass through are formed between the shaft sleeves and the corresponding push rods. The other ends of theshaft sleeves communicate with an external environment and / or an air-cooling chamber. The fixed grate incinerator is high in material incineration efficiency and good in assembly working reliability,and the service life of the fixed grate incinerator can also be effectively prolonged.

The invention discloses an alternating current motor with a self-cooling function. The motor comprises a motor body, and the motor body is vertically arranged. A motor shaft is arranged in the motor body in a penetrating manner; a cooling fan is arranged on the motor shaft; the motor body is fixed on a first transverse plate; the lower portion of the first transverse plate is arranged on the ground through a support. A supporting rod is arranged on the first transverse plate, a second transverse plate is arranged on the supporting rod, a water tank is arranged on the second transverse plate, awater outlet pipe penetrating through the second transverse plate is arranged below the water tank, a fixing block is arranged on the first transverse plate, a water pump is arranged on the fixing block, and the water pump is connected with a water spraying pipe. According to the alternating-current motor with the self-cooling function, through the cooling fan on the motor shaft, the water pump connected with the water tank and the water spraying pipe, dual cooling can be conducted on the motor, meanwhile, the temperature sensor is further arranged, it can be guaranteed that the temperature of the motor body does not exceed a set value, and accidents caused by too high temperature are prevented.

The invention provides an industrial injection molding machine with a protection mechanism, which comprises: a plurality of self-cooling assemblies, which can automatically cool at high temperature, are fixedly mounted at the upper and lower ends of the outer surfaces of the left and right sides of an injection molding base in equal adjacent rows; the self-cooling assembly comprises a main shell, an upper auxiliary shell, a lower auxiliary shell, an upper discharging assembly and a lower discharging assembly, wherein the upper discharging assembly can guide out one kind of cooling materials at the high temperature, and the lower discharging assembly can guide out the other kind of cooling materials at the high temperature. A plurality of main shells are adjacently and fixedly mounted at the upper and lower ends of the outer surfaces of the left and right sides of the injection molding base; an upper auxiliary shell is fixedly installed in the upper through groove in a penetrating mode. According to the industrial injection molding machine with the protection mechanism, the outer side of the injection molding base can have a self-cooling function, when an injection molding head injects raw materials in a mold, even if heat is transferred out of the injection molding base, the heat can be timely cooled and dissipated, and the potential safety hazard that injection molding personnel are scalded when accidentally making contact with the injection molding base is eliminated.

The invention discloses a wind power generator capable of automatically cooling by adopting an air circulation system and a cooling method for the wind power generator and belongs to the technical field of wind power generation. The wind power generator comprises a blade wheel (1), a low speed shaft (2), a first-grade gear box (3), a high speed shaft (5), a generator (9), other heating parts (12)and a cooling system and is characterized in that: the cooling system consists of a second-grade gear box (14), a first transmission shaft (4), a gas compressor (6), a second transmission shaft (7), a worm wheel (8), a third transmission shaft (19), a fan (18), a gas filling nozzle (17), a filter (16), a gas storage tank (15), a first radiator (10) for radiating the generator (9), a second radiator (11) for radiating the other heating parts (12), and a third radiator (20) for radiating compressed gas. Compared with the conventional cooling system for the wind power generator, the cooling system has outstanding advantages of simple structure, small volume, light weight, high reliability, simpleness of installation and maintenance and the like.

The invention discloses the application of a thermal convection type folding laptop desk and relates to the technical field of office furniture application. The application of the thermal convection type folding laptop desk is characterized in that the thermal convection type folding laptop desk is put down in a rotary mode by pulling open fixing pins when used, two folding legs are opened, stop pin hooks are hooked to stop pin hook hanging pins, and then the laptop desk can be used; when the laptop desk is not used, the stop pin hook hanging pins are opened, the two folding legs are retracted, a desktop is retracted and folded in a rotary mode to be placed at the position of an adherence wall with the front end facing downwards and the rear end facing upwards, and the fixing pins are inserted into long arm connection rod fixing holes of long arm connection rods and short arm connection rod fixing holes of short arm connecting rods to lock the thermal convection type folding laptop desk. The thermal convection type folding laptop desk has a self-cooling function on the condition that no peripheral cooling equipment exists, and therefore a user feels natural and comfortable and space is saved.

The invention relates to the technical field of articles of daily use, and discloses an energy-saving environment-friendly boiler with a self-cooling function. The energy-saving environment-friendly boiler comprises a base. Supporting frames are fixedly arranged at the two ends of the top of the base. A boiler body is movably arranged on the tops of the supporting frames. The two sides of an inner cavity of the boiler body are fixedly connected through a heat transfer plate. The bottom end of one side of the boiler body communicates with a fuel pipe located below the heat transfer plate. One end of the top of the boiler body communicates with a water inlet pipe located above the heat transfer plate, and the top end of the other side of the boiler body communicates with a water outlet pipe located above the heat transfer plate. A control valve is arranged on the surface of the water outlet pipe. An upper cold plate and a lower cold plate are fixedly arranged on the top and the bottom of the boiler body correspondingly. Through the arrangement of the lower cold plate, the upper cold plate and the boiler body, the effect that a refrigerating pipe and refrigerating sheets in the lower cold plate and the upper cold plate can jointly provide cooling power for the surface of the boiler body is achieved, and the effect that the normal temperature of the outer surface of the boiler can be kept, and the situation of scalding of users is avoided is achieved.

The invention provides a convection heat-radiation foldable notebook computer desk which relates to the technical field of office furniture. The convection heat-radiation foldable notebook computer desk comprises a framework, a convection heat-radiation plate, heat radiation holes, foldable legs, a stop pin hook device, a long arm connecting rod, a supporting seat plate, a short arm connecting rod and a fixed pin device. The convection heat-radiation foldable notebook computer desk is characterized in that the convection heat-radiation plate is provided with the N heat radiation holes which are uniformly distributed at equal intervals; the bottom of the convection heat-radiation plate is connected with the framework; end edge frames at the front and rear ends of the right side of the framework are respectively connected with the two foldable legs; side edge frames of the left sides of the front and rear ends of the framework are respectively connected with the upper end of the long arm connecting rod and the upper end of the short arm connecting rod through a countersunk shaft pin, a gasket and an opening pin; the lower end of the long arm connecting rod is connected with a lug boss of the supporting seat plate; the short arm connecting rod is connected with the supporting seat plate; the supporting seat plate is connected with the stop pin hook device; and the long arm connecting rod is provided with a stop pin hook hanging pin and the fixed pin device. The convection heat-radiation foldable notebook computer desk has a self-heat-radiation function without external heat radiation equipment; and a user feels natural and comfortable, and the space is saved.

The invention discloses a high-pressure sterilization type artificial feed production process applied to industrial silkworm breeding, which comprises the following steps: (1) raw material treatment: crushing raw materials, and mixing the crushed raw materials to obtain powder; (2) feed processing: mixing and stirring the powder and water, and performing high-pressure sterilization processing to obtain the feed; and (3) cooling the feed. A systematic and continuous production method is designed and comprises three coherent steps of raw material treatment, processing and feed cooling, uniformly mixed powder is obtained after raw material treatment, the powder and water are stirred and mixed, the feed is processed and cooled in a high-pressure sterilization mode, the purpose of large-scale, systematic and continuous feed production is achieved, and the production efficiency is improved. And the production efficiency is obviously improved. The high-pressure sterilization mode can achieve sterilization and disinfection effects on the feed, the content of bacteria on the surface of the feed is controlled, silkworms are easy to digest after eating the feed, and the illness probability is remarkably reduced.

The invention provides a mounting method of a convection heat-radiation foldable notebook computer desk, which relates to the technical field of office furniture. The convection heat-radiation foldable notebook computer desk comprises a framework, a convection heat-radiation plate, heat radiation holes, foldable legs, a stop pin hook device, a long arm connecting rod, a supporting seat plate, long and short arm connecting rods, and a fixed pin device. The mounting method comprises the following steps of: sticking the bottom of the prefabricated convection heat-radiation plate with the framework; connecting the framework with the foldable legs; connecting a lug boss of the supporting seat plate with the supporting seat plate; connecting the long arm connecting rod with the supporting seat plate; connecting the long and short arm connecting rods with the supporting seat plate; and then installing the stop pin hook device and a fixed pin chain and a fixed pin. The mounting method is characterized in that one end of the fixed pin chain is welded on the long arm connecting rod and the other end of the fixed pin chain is welded with the fixed pin. The convection heat-radiation foldable notebook computer desk has a self-heat-radiation function without external heat radiation equipment; and a user feels natural and comfortable, and the space is saved.

The invention discloses self-radiating type 3D printing multi-nozzles, and relates to the field of 3D printing. The self-radiating type 3D printing multi-nozzles comprise a radiating shell, a first throat tube, a second throat tube, a third throat tube, a heating shell, a first spraying nozzle, a second spraying nozzle and a third spraying nozzle; fins are arranged outside the radiating shell, theupper end faces and the lower end faces of the fins are provided with radiating plates with inclined faces, disc dividing devices are arranged at the upper ends of the radiating shell, the first spraying nozzle, the second spraying nozzle and the third spraying nozzle are arranged at the lower end of the heating shell, and the first throat tube, the second throat tube and the third throat tube sequentially penetrate the disc dividing device, the radiating shell and the heating shell from top to bottom; and the lower end of the first throat tube is arranged at an inlet of the first spraying nozzle, the lower end of the second throat tube is arranged at an inlet of the second spraying nozzle, and the lower end of the third throat tube is arranged at an inlet of the third spraying nozzle. The self-radiating type 3D printing multi-nozzles have the self-radiating function, a printed product is provided with a surface material and a core material, the product strength can be greatly strengthened, different spraying nozzles are switched according to different colors of the product, and the printing efficiency is improved.

The present invention relates to the technical field of vehicle braking. A dual-motor braking actuator of a decoupled distributed braking system for automobiles includes a brake disc, a braking actuator and a regenerative motor. The braking actuator includes a stepper motor and a regenerative motor. Brake caliper body, the two ends of the brake caliper body are respectively located on both sides of the brake disc, the brake caliper body and the stepper motor are both slidingly connected with the housing of the brake actuator, and one end of the brake caliper body is provided with a friction block , the other end is connected with the stepping motor; the stepping motor is connected with a first lead screw, the first lead screw is provided with a first nut, the first nut is connected to the friction block, the friction block on the brake caliper body and the first nut The friction blocks on the brake disc are located on both sides of the brake disc; the regenerative motor part includes an electromagnetic clutch, a regenerative motor, a battery pack and an electronic control unit, the battery pack is electrically connected to the stepping motor, and the electronic control unit controls the gap between the battery pack and the stepping motor current on and off. Convert braking energy into electric energy as braking power, and can share braking load.

The invention belongs to the field of gamepads and particularly relates to a recovery type mobile phone gamepad with a self-heat-dissipation function. The gamepad comprises a fixed shell with an openupper end, wherein the open end of the fixed shell is fixedly connected with two symmetrically arranged fixed rings through a connecting block, and an annular cavity is formed in each fixed ring; a plurality of rotating wheels with the axes perpendicular to the fixed shell are evenly distributed in each annular cavity, an elastic rope is wound around each rotating wheel, a movable button is arranged in the center of the fixed ring, and one end of each elastic rope extends out of the fixed ring and is fixedly connected with the side wall of the movable button. By arranging the elastic bag, in the game process, the hands of a player can repeatedly press the elastic bag on the lower bottom face of the fixing shell unconsciously along with changes of game plots, solutions in the elastic bag and the heat dissipation cavity can flow back and forth through the through holes, and compared with the side wall of the heat dissipation cavity, the heat exchange rate of the elastic bag and the outside is higher; therefore, the heat dissipation effect of the whole handle can be further improved.

The invention discloses a lamp with a heat dissipation function. The lamp comprises a lamp body, wherein a first milling surface, a second milling surface, a third milling surface and a fourth millingsurface are respectively arranged on the surface of the lamp body; and the second milling surface is arranged at the position of an opposite angle of the first milling surface. A CNC processing technology is used, automatic control on operation is achieved, the lamp body can be rotated for many angles, so that processing efficiency and accuracy are enhanced, and thus product quality is improved;an arranged silica gel ring can be rotated in a working state, an inner gel plate on the inner side of the silica gel ring can generate a restoring force after elastic deformation under the blocking effect of a lug, and thus drives an external airflow to enter the inner cavity of the lamp body from a corresponding air hole; and meanwhile, the silica gel always keeps in touch with the lamp body, sothat heat is transferred to the surface of an outer gel plate, and the heat dissipation effect of the lamp is enhanced.