154results about How to "Reduce buildup" patented technology

The invention provides a fault processing method and device, equipment, a storage medium and a computer program product. The method comprises the steps of obtaining a running log of a host machine of at least one virtualization cluster; based on the operation logs of the host machines of the at least one virtualization cluster, determining fault host machines from the host machines of the at least one virtualization cluster and fault types corresponding to the fault host machines; classifying the fault host machines based on the fault types to obtain at least one group of fault host machines; determining a fault processing strategy corresponding to each group of fault host machines based on the fault type corresponding to each group of fault host machines; and respectively processing each group of fault host machines based on the corresponding fault processing strategy, and recovering the virtual machines running on each group of fault host machines. According to the method and the device, the automation degree of fault host machine processing can be improved, the situation of invalid fault processing is reduced, the processing efficiency of the fault host machine is improved, and the service environment provided by each virtualization cluster runs stably.

The invention relates to the technical field of urban planning, in particular to an intelligent decision-making method and system for urban-level garbage can distribution, and the method comprises the steps: obtaining the multi-dimensional historical data, affecting the garbage generation amount, of each region of a city, and taking the multi-dimensional historical data as factor data; combining each piece of factor data of each region with the corresponding garbage output to serve as a training data set; constructing a garbage output prediction model based on a neural network; training the junk output prediction model by using the training data set, and learning the relationship between the factor data and the junk output; inputting the current factor data of any region of the city into the trained garbage output prediction model, and predicting the garbage output of the region; and determining the distribution condition of the intelligent garbage cans in the region according to the garbage output of the region. The distribution condition of the urban intelligent garbage cans can be more scientifically set.

The utility model belongs to the technical field of heat treatment furnaces, and particularly relates to a heat treatment furnace for steel wire processing, which comprises a heat treatment furnace body, the top of the heat treatment furnace body is fixedly connected with a first fixing frame. A pair of first fixing frames are symmetrically arranged at the top of the heat treatment furnace body; the top of the inner side wall of the first fixing frame is fixedly connected with a first guide cylinder. A plurality of groups of first guide cylinders are arranged on the first fixing frame and the top, close to the first fixing frame, of the heat treatment furnace body; a wheel carrier is arranged in the first guide cylinder in a sliding fit manner; according to the step, scrap iron or foreign matter on the surface of the steel wire is removed through arrangement of a first fixing frame, a first guide cylinder, a wheel frame, a pressing wheel and a spring, the steel wire is clamped and conveyed through the pressing wheel, the influence on the heat treatment steel wire in the heat treatment furnace body during impurity removal is reduced, accumulation of the foreign matter or the scrap iron in the heat treatment furnace body is reduced, and the heat treatment efficiency is improved. And therefore, the steel wire is heated unevenly.

The invention discloses a screening and separating device and method for corn flour processing, and belongs to the technical field of crop screening devices and methods.The screening and separating device comprises a smashing mechanism, the smashing mechanism is installed on a bottom plate, and the smashing mechanism is used for processing corn kernels into powder and conveying the powder into a filtering and separating mechanism through a powder conveying pump; the filtering and separating mechanism comprises a vibration box, the periphery of the bottom end of the vibration box is connected with a bottom plate through first springs, vibration motors matched with the vibration box are installed at the two ends of the outer wall of the vibration box, and first stirring blades fixed to a rotating shaft are arranged under a material guiding opening in the vibration box; and a splitter plate arranged on the inner wall of the vibration box is arranged below the first stirring blade. The technical problems that raw materials are difficult to spread quickly and uniformly only through vibration in the screening process, so that the screening efficiency is affected, raw materials at the top of the stacking position cannot be effectively screened possibly due to raw material stacking, and the raw materials cannot be effectively and comprehensively spread can be solved.

The utility model discloses a rice washing machine for rice dumpling production, and relates to the technical field of glutinous rice processing. Comprising a cleaning mechanism used for cleaning zongzi rice and a supporting mechanism arranged at the bottom end of the cleaning mechanism and used for supporting the cleaning mechanism, the cleaning mechanism comprises a cleaning cavity, the cleaning cavity is installed at the top end of the supporting mechanism, an entering groove penetrating through the interior is formed in the position, close to the top end, of the outer surface of the cleaning cavity, and a sealing cover is slidably connected to the inner wall of the entering groove; mounting strips are fixedly connected to the positions, close to the two ends, of the outer surface of the cleaning basket, and the top ends of the mounting strips are fixedly connected to the bottom end of the sealing cover. By arranging the cleaning mechanism, impurities on the surface of sticky rice can be taken away through shaking of water during stirring of the equipment, and manual rotation driving is not needed during use, so that the consumption of manpower resources is reduced, the stirring frequency is ensured, the cleaning effect is ensured, and the practicability and the applicability of the equipment are improved.

The utility model relates to the technical field of catalyst preparation equipment, and discloses a feeding mechanism and a noble metal catalyst preparation reaction device, the feeding mechanism comprises a support frame and a support rod, the top of the support frame is provided with an inclined baffle plate, the exterior of the inclined baffle plate is fixedly connected with a mounting plate, the exterior of the mounting plate is fixedly connected with a connecting rod, and the connecting rod is fixedly connected with the inclined baffle plate. The outer portion of the connecting rod is fixedly connected with a fixed shell, a positioning column and a spring are sequentially arranged in the fixed shell, a moving block is arranged outside the positioning column, and a rotating shaft is arranged outside the moving block. The feeding mechanism and the noble metal catalyst preparation reaction device have the advantages that feeding is stable, and the feeding hopper can be adjusted; the inclined baffle is matched with the pressing roller to adjust the material occupation interval, materials can conveniently enter the feeding hopper, the feeding hopper can be matched with the baffle to adjust the size of a material opening of the feeding hopper, and the problem that existing noble metal catalyst preparation reaction equipment cannot stably feed materials is solved.

The utility model belongs to the technical field of sand screening machines, and particularly relates to a sand screening machine for constructional engineering, which comprises a screening frame. The middle part of the screen frame is fixedly connected with a connecting plate; a plurality of groups of racks are arranged in the middle of the connecting plate; a first motor is fixedly connected to the middle of the screen frame; the output end of the first motor is fixedly connected with a half gear; the half gear is in meshed connection with the rack; a plurality of groups of connecting rods are slidably connected to the middle of the screen frame; the end part of the connecting rod is fixedly connected with a positioning frame; a sieve plate is fixedly connected to the middle of the positioning frame; the end part of the connecting rod is fixedly connected with a limiting pad; the middle part of the limiting pad is fixedly connected with a small spring; the small spring is in sliding connection with the screen frame; in the step, the to-be-filtered sand can be continuously shaken in the middle of the sieve plate by continuously shaking the sieve plate, so that the condition that the sand is accumulated in the middle of the sieve plate can be reduced, and meanwhile, the sand filtering efficiency can be improved.

The utility model discloses a kind of brown corundum abrasive section sand devices, it is related to a kind of brown corundum abrasive section sand device technical field, including storage box one, the upper end of storage box one is connected with fairing, the lower side of the fairing is installed crushing mechanism, the crushing mechanism is used to crush brown corundum, the inside inclined way of storage box one is fixedly connected with screen, the screen is used to screen after crushing brown corundum, the left end of the left end of conveying pipe one is connected with conveying pipe one in the upside position of the right side surface of storage box one, the right end of the conveying pipe one is connected with conveying mechanism, the conveying mechanism is used to send back larger brown corundum to carry out again crushing, the right side of screen is respectively provided with cam, the upper rotating rod middle part is fixedly connected with rotating roller, the rotating rod on the lower side is fixedly connected with cam, the brown corundum that the rotating roller of rotation is blocked to the right lower rolling of screen, slow down the moving speed of brown corundum, improve the accuracy of screening, improve work efficiency.

This utility model relates to the field of boron carbide processing technology, specifically to an iron removal device for boron carbide processing. It mainly addresses the problems of iron falling off and poor iron removal due to excessive material falling speed, and proposes the following technical solution: It includes a feeding tray, which is equipped with a material unloading component. The unloading component includes a straight pipe connected to the surface of the feeding tray. A first suction stone is fixed to the inner wall of the straight pipe, and a unloading ball is inserted into the side of the first suction stone. A spiral pipe is connected to the bottom of the straight pipe, and the bottom of the first suction stone is aligned with the bottom of the spiral pipe. An iron removal component is fitted into the spiral pipe. This utility model, with the first suction stone on the inner wall of the straight pipe and the unloading ball inserted into the side of the first suction stone, can fully adsorb and remove iron from the boron carbide material while ensuring smooth falling, solving the problem of insufficient contact between the magnetic component and the material, and improving the efficiency of adsorption and impurity removal.

The invention relates to the technical field of crushing equipment, and discloses an intelligent hydraulic building decoration large garbage shredding machine which comprises a crushing part, the middle of a supporting frame is fixedly connected with the outer surface of the crushing part, a feeding part is arranged at the top end of the crushing part and comprises a feeding port, an abutting plate is rotationally connected to the inner wall of the feeding port, and an eccentric rod is attached to one side of the abutting plate; the eccentric rod rotates to drive the abutting plate to rotate. The movable part is arranged, in the process that the crushing part is started to crush the garbage, the revolution of the movable part can form another circulation on the inner wall of the crushing bin, the rotation of the movable part can form one circulation, the garbage crushed by the crushing part enters two times of circulation crushing, and the sorted garbage can be crushed again; and meanwhile, the accumulated garbage is treated through different circulations, so that the garbage is crushed in one step before being crushed, and the situation that the garbage blocks the crushing bin is reduced.

The utility model relates to the technical field of toy guns, and discloses a toy gun which comprises an upper shell and a lower shell which are assembled and connected, and a driving assembly and a magnetic core assembly are arranged in a containing cavity formed between the lower shell and the upper shell. The driving assembly comprises a framework fixed to the lower shell, a plurality of working groups are fixedly embedded in the framework in the first direction, and each working group comprises a plurality of working coils arranged at intervals; the magnetic core assembly comprises a shell pipe, and the shell pipe is arranged in the working coil in a sleeved mode and can slide in the first direction. A plurality of magnets are assembled in the outer shell pipe in the first direction, the adjacent magnets are assembled in the forward and reverse directions, and partition pieces are arranged between the adjacent magnets. According to the utility model, when the driving work is carried out each time, the plurality of working groups can work independently, the continuous working time of the single working group is shortened, and the working coils in the single working group are arranged at intervals, so that the conditions of heating and heat accumulation of the working coils are reduced; and a plurality of working coils in the working group also improve the driving force to the magnetic core assembly.

The utility model relates to a photovoltaic module frame, which comprises a supporting piece, an L-shaped frame and a first adhesive tape, the L-shaped frame is used for mounting a module, the supporting piece is connected to the lower surface of the L-shaped frame, the top end of the L-shaped frame is provided with a slope, the slope is provided with a clamping part, and the first adhesive tape is detachably connected with the L-shaped frame through the clamping part. The first adhesive tape is provided with an inclined plane and a horizontal plane, the inclined plane abuts against the slope, and the horizontal plane is flush with the surface of the assembly after the assembly is installed on the L-shaped frame. According to the utility model, the multi-scene use of the topless photovoltaic module frame can be realized, and the problem that the use scene of the topless photovoltaic module frame at present is limited is solved.

The utility model relates to feed production technical field, concretely is a granulator that avoids material accumulation, including the scattering mechanism includes the sliding frame, and the sliding frame fixed sleeve has the net bag, the sliding frame sliding sleeve is in the inside of feed cylinder. In the utility model, through making material fall into feed cylinder, material can naturally fall into the space between two baffle, starting step motor drives the rotation of pipe body, makes the material between two baffle with pipe body after scraping plate rotation to the just below pipe body, makes material natural fall into net bag, and the high pressure gas is passed into the sleeve pipe and the communication groove and is sprayed from the air outlet hole and washes material, and starting servo motor drives the rotation of round plate, makes the pull rod around the round plate center turn, and the pull rod can pull the sliding frame and drive the net bag reciprocating movement to make the material in the net bag fall on the fixed shell and be scattered, and make the scattered material fall from the net bag mesh, thereby the material is dispersed, reduces the situation that material is accumulated because of adhesion.

The invention relates to the technical field of tea processing, and particularly provides fixation equipment and a fixation method for berry tea. The fixation equipment for the berry tea comprises a base; the heating rotating shaft is rotatably arranged on the base and is horizontally arranged along the axis of the heating rotating shaft; a plurality of spiral first barriers are arranged on the outer wall surface of the heating rotating shaft; the heating sleeve is arranged on the outer ring of the heating rotating shaft, and the heating sleeve and the heating rotating shaft are coaxially arranged; the heating sleeve comprises an outer cylinder and a rotatable inner cylinder, and a plurality of spiral second barriers are arranged on the side wall surface, facing the heating rotating shaft, of the inner cylinder; and in the axial direction of the heating rotating shaft, the grid bars of the second barrier and the grid bars of the first barrier are arranged in a staggered manner. According to the scheme provided by the invention, the berry tea is simultaneously heated from the inner direction and the outer direction, so that the heating uniformity of the berry tea is improved, and the fixation efficiency is improved. The first barrier and the second barrier are used for scattering and turning the raspberry tea together, so that the stacking condition of the raspberry tea is reduced, the heating uniformity of the raspberry tea is improved, and the fixation effect is improved.

The embodiment of the present invention provides a current limiting method, current limiting device and electronic device based on a token bucket algorithm, which belongs to the technical field of access request current limiting control. The method comprises: first receiving an access request, then comparing the number of tokens in the token bucket and the token capacity, if the number of tokens is less than the token capacity, adding a token to the token bucket, and processing the access request based on the token in the token bucket; if the number of tokens is greater than or equal to the token capacity, discarding the access request. The method adds tokens to the token bucket by comparing the number of tokens in the token bucket and the token capacity, and processes the access request if the token can be added, and discards the access request if the token cannot be added. When there are many access requests being processed, the new access request will be directly discarded, thereby reducing the accumulation of access requests on the server and improving the efficiency of the server in processing access requests.

The utility model provides an instrument pressure tapping device which comprises a first pressure tapping pipe and a second pressure tapping pipe, the first pressure tapping pipe is arranged on a coal gas main pipeline and arranged upwards, the second pressure tapping pipe is arranged on the upper portion of the first pressure tapping pipe, one end of the second pressure tapping pipe is communicated with the upper portion of the first pressure tapping pipe, and the other end of the second pressure tapping pipe is communicated with the lower portion of the second pressure tapping pipe. The second pressure tapping pipe is used for communicating the first pressure tapping pipe with the pressure tapping instrument, and the circulation cross section area of the first pressure tapping pipe is larger than that of the second pressure tapping pipe. According to the device, coal gas containing a large amount of smoke dust upwards enters the first pressure tapping pipe from the coal gas main pipe, due to the fact that the first pressure tapping pipe is arranged upwards, most of the smoke dust settles under the action of gravity and then returns to the coal gas main pipe, and only a small amount of the smoke dust enters the second pressure tapping pipe and makes contact with the pressure tapping instrument; according to the arrangement mode, the situation that smoke dust is accumulated in the first pressure tapping pipe and the second pressure tapping pipe is greatly reduced, the pipeline pressure detected by the pressure tapping instrument is more accurate, and the fault rate is lower.

The invention relates to the technical field of laser cutting, in particular to a sheet metal workpiece laser cutting device which comprises a rack, a moving frame is slidably arranged on the rack, a mounting plate is slidably arranged on the moving frame, a driving assembly is arranged on the mounting plate, and a cutting mechanism is slidably arranged on the mounting plate. The driving assembly is used for driving the cutting mechanism to vertically move up and down, and a fixing mechanism is arranged at the top of the rack and used for limiting a to-be-cut sheet metal part. Through the arrangement of the heating drainage mechanism, it is ensured that the device continuously works in the cutting process, adhering slag existing in the cutting range is heated in the rotating process, the adhering slag is kept in the liquid state, and it is ensured that the molten adhering slag cannot adhere to the lower surface of a workpiece through continuous heating and guiding; and the water is smoothly guided into the receiving box to be collected.

The present invention discloses a seedling planting and digging device for artificial afforestation, which specifically relates to the technical field of tree planting, and comprises a frame and a digging drill bit, wherein a power box and a lifter are respectively mounted on the frame for controlling the digging drill bit to realize digging operations; the present invention also comprises a digging assembly for timely clearing away soil around the digging drill bit, wherein the digging assembly comprises a protective shell mounted in the frame and a concentric cavity provided on the protective shell for the digging drill bit to move, wherein a plurality of supports are mounted on the bottom end of the protective shell, and the plurality of supports are arranged in a ring array; the present invention can realize timely and effective clearing away of soil taken out by the digging drill bit through the arrangement of the digging assembly, thereby reducing the occurrence of soil accumulation, and does not require additional steps to handle the slipped soil, thereby improving the efficiency of the entire planting process, which is particularly obvious in afforestation, thereby improving the overall digging efficiency and improving the planting progress.

The utility model belongs to the technical field of conveyer, specifically is a kind of split flow belt conveyor, including first belt conveyor;One pair of side plates is installed in the side wall of first belt conveyor;Openings are formed in the middle of side plate;Split flow plate is installed in the opening;The split flow plate is triangular structure;Material guide groove is fixedly connected in the side wall of side plate;Second belt conveyor is installed in the side wall of side plate;Second belt conveyor is correspondingly arranged with opening;Adjusting assembly and buffer assembly are arranged on the top of first belt conveyor;Split flow plate is installed on buffer assembly;Through the above structure, opening, second belt conveyor and split flow plate are set, coal mine conveyed on first belt conveyor can be split flow conveyed to both sides by split flow plate, so as to convey coal mine to two processing equipment or transport equipment, can reduce coal mine to be conveyed to same position, cause coal mine to be accumulated when conveying capacity is larger.

The utility model belongs to the technical field of cutting equipment, and particularly relates to a positioning device for cutting building boards, which comprises a cutting table body provided with a cutting blade. A pair of sliding grooves is formed in the side wall of the cutting table body. Sliding blocks are arranged on the inner side walls of the sliding grooves. The middle of the sliding block is in threaded connection with a spiral fixing rod. The end of the spiral fixing rod is rotationally connected with a rubber fixing piece. A limiting rod is fixedly connected to the side wall of the sliding block, so that a worker only needs to measure one end of the limiting rod when measuring the distance between the limiting rod and the cutting piece, the distance between the two ends of the limiting rod and the cutting piece does not need to be repeatedly measured, and after measurement is completed, the worker rotates a spiral fixing rod to enable a rubber fixing piece to extrude a sliding groove; and then the limiting rod is fixed, so that a worker can effectively and conveniently use the equipment, and the convenience of the equipment is improved.

The utility model provides a kind of multi-functional storage medium destroyer, it is related to destroying equipment technical field. Including first fixed frame, the inside installation of first fixed frame has conveying box, by setting first fixed frame, second fixed frame and crushing box, drive the rotation long shaft rotation inside crushing box, because the length of rotation long shaft is improved and grows processing, strengthens the overall stability of machine, improves the tool rotation speed and quantity, the number of crushing cutter is improved to nine from six in prior art, the area of broken object is increased, improves the crushing efficiency, the length of crushing cutter can be replaced according to requirement, recycling box is used for manual recovery storage, by vibration motor operation, the bottom of crushing box is vibrated, reduce the accumulation condition, to speed up the crushing efficiency, first feeding channel is used for normal destruction object introduction crushing box inside, subsequent operation is carried out, water cleaning pipeline is used for external water pipe to clean the inside of crushing box.

The utility model relates to the technical field of metal wire drawing machines, in particular to a metal wire drawing machine convenient for scrap cleaning, which comprises a wire drawing assembly and a dust collection assembly I. The wire drawing assembly comprises a support box body, conveyors, a transmission wheel I, a transmission wheel II and a transmission belt I. The support box body is provided with a plurality of conveyors; a plurality of second transmission wheels and a plurality of first transmission wheels are rotationally connected to the supporting box body, the second transmission wheels and the first transmission wheels are in transmission connection through a first transmission belt, the first dust collection assembly comprises dust collection pipes, the multiple dust collection pipes are installed at the end of the supporting box body, and the dust collection pipes and the conveyor are oppositely arranged; positioning blocks are connected to the temporary storage boxes, a plurality of temporary storage boxes are connected to the positioning blocks, and a plurality of wiping blocks are connected to the temporary storage boxes. The conveying device has the advantages that the situation that sundries are accumulated on the conveying belt is reduced, the sundries on the conveying belt can be conveniently cleaned, chippings at the position of conveyed parts can be automatically cleaned, and the chippings can be conveniently treated in a centralized mode.

The utility model relates to the technical field of coiled steel bar production, in particular to an automatic cold shearing machine for coiled steel bar production, which comprises a processing machine, a pressing block and a conveying device, the pressing block is mounted on the surface of the processing machine, the conveying device is arranged on the surface of the processing machine, the conveying device comprises a support frame, and the support frame is fixedly connected with the surface of the processing machine. The rotating rods on the surface of the supporting frame are in friction connection with a conveying belt. According to the automatic cold shearing machine, by arranging the conveying device, workers can collect materials effectively and conveniently, when the automatic cold shearing machine is used, the driving motor is started, the situation that the workers need to spend a large amount of time to collect the materials is avoided, the practicability of the automatic cold shearing machine is improved, and the auxiliary performance of the automatic cold shearing machine is improved; according to the automatic cold shearing machine, the situation that workers are inconvenient to collect the materials is reduced, the transportability of the automatic cold shearing machine to the materials is improved, the service life of the automatic cold shearing machine is prolonged, and the situation that the materials are accumulated is reduced.

The utility model belongs to the technical field of cable winding, and particularly relates to a cable-based batch winding mechanism which comprises a bottom plate, a first fixing plate is fixedly connected to the top of the bottom plate, a first motor is fixedly connected to the side wall of the first fixing plate, a winding roller is fixedly connected to the output end of the first motor, a pair of chucks is installed in the middle of the winding roller, and the chucks are fixedly connected to the side wall of the first fixing plate. A winding roll is arranged in the middle of the winding roll in a sleeving mode, the winding roll is located between the pair of chucks, a second fixing plate is fixedly connected to the top of the bottom plate, a sliding groove is fixedly connected to the side wall of the second fixing plate, a second motor is fixedly connected to the side wall of the second fixing plate, and a lead screw is fixedly connected to the output end of the second motor. And a sliding groove, a second motor and a lead screw are arranged, and a first sliding block, a first fixing frame and a first pulley are matched, so that the cable can be conveniently driven to move back and forth to be arranged in the winding process, the situation that the cable is stacked in the winding process can be reduced, and the uniformity in the winding process is improved.

The utility model relates to Internet of Things equipment in the power industry, which relates to the field of Internet of Things, and comprises a humidity monitoring device, a control device and a blowing device, the humidity monitoring device is used for monitoring a humidity physical quantity and converting the humidity physical quantity into a humidity monitoring signal; the control device is connected with the humidity monitoring device to receive a humidity monitoring signal and output a control signal, and the air blowing device is connected with the control device to receive the control signal and respond to the control signal to control starting and stopping of the fan. According to the utility model, the use stability of the Internet of Things equipment is improved, and the humidity in the equipment is controlled.

The utility model discloses an injection molding machine for producing plastic products, and relates to the field of injection molding machines, the injection molding machine comprises a bottom plate, the left part and the right part of the upper end of the bottom plate are jointly provided with an extrusion molding pipe, the upper side of the extrusion molding pipe is provided with a hopper, the hopper is arranged at the right part of the upper end of the bottom plate through a bracket, and the upper end of the hopper is provided with a feeding part; a feeding pipe is fixedly connected to the middle of the upper end of the hopper in a penetrating mode, and a flow guide component is installed at the upper end of the feeding pipe and extends into the hopper. By arranging the feeding component, different materials can conveniently enter the hopper at the same time, preliminary mixing is completed, the situation that different raw materials are stacked in the hopper in a layered mode is avoided, the subsequent stirring time is shortened, and the working efficiency is improved; and a certain degree of material mixing is realized before stirring is started, so that the material accumulation condition is reduced.

The utility model belongs to the field of beverage raw material processing, and particularly relates to a beverage raw material sorting device which comprises a sorting tank, and the top of the sorting tank is communicated with a feeding port. The bottom of the sorting tank is fixedly connected with a motor; the motor is fixedly connected with the sorting tank; the output end of the motor is fixedly connected with a rotating shaft; a plurality of connecting rods are fixedly connected to the rotating shaft; the end part of the rotating shaft is fixedly connected with a dispersion plate; a fixed seat is fixedly connected to the inner side wall of the sorting tank; a vibration motor is fixedly connected to the fixed seat; an elastic net plate is fixedly connected to the inner side wall of the sorting tank; and a dispersing plate is fixedly connected to the output end of the rotating shaft, so that the beverage raw materials can be dispersed when being put into the sorting tank from the feeding opening, and the situation that the sorting work is affected due to the fact that the beverage raw materials enter the sorting tank from the feeding opening and are accumulated at one position is reduced.

The utility model belongs to the technical field of speed reducers, and particularly relates to a dustproof device for a speed reducer, which comprises a dustproof box. A speed reducer body is mounted on the inner side of the dustproof box; the top of the dustproof box is fixedly connected with an output motor; a ventilation pipe is fixedly connected to the top of the inner side of the dustproof box; a communicating pipe is arranged on one side of the ventilating pipe in a communicating manner; the inner side wall of the dustproof box is fixedly connected with a limiting column; an exhaust pipe is arranged on the outer side of the limiting column in a sleeving manner; during working, in the rotating process of a second rotating column, an exhaust pipe can be driven to reciprocate on the inner side of the dustproof box through mutual cooperation of a first rotating plate, a second rotating plate and a limiting column; air can be exhausted into different areas of the dustproof box through the exhaust pipe moving in a reciprocating mode, and therefore the situation that the dustproof box is difficult to dissipate heat in different heating areas, and the speed reducer body is overloaded due to overheating is reduced; and the whole device improves the heat dissipation effect on different heating areas of the speed reducer body.