582 results about "Burning out" patented technology

The invention discloses a compression-resistant explosion-proof cable, which comprises conductors, an inner protective layer, an insulating layer, a shielding layer, a filling layer, a belting layer, an armor layer and an outer sheath, and is characterized in that a plurality of groups of buffer layers are arranged between the belting layer and the armor layer in a sleeving manner, and the plurality of groups of buffer layers are distributed at equal intervals along the length direction of the cable. Through the arrangement of a fire extinguishing agent and flame-retardant cotton, when a fire disaster occurs and a buffer layer catches fire, flames are blocked by the flame-retardant cotton in a buffer cavity, so that the flames burn the elastic piece in an extruded state, and when the elastic piece in the extruded state is burnt out, the fire extinguishing agent in the elastic piece can be rapidly sprayed out through the internal and external pressure difference to extinguish the flames; high temperature is prevented from being conducted to the conductor and the insulating layer, working time is prolonged, flame is prevented from continuously burning to damage the conductor, when the whole cable is twisted, resistance is formed through the elastic force of the elastic piece and the guide block, the cable is prevented from being twisted to damage the conductor, and therefore the safety of the cable is improved, and the service life of the cable is prolonged.

The invention discloses a composite efficient heat dissipation type modular data center, and belongs to the technical field of data centers, the composite efficient heat dissipation type modular data center comprises a data module and a data cabinet body provided with a liquid cooling center and an air cooling center, an integrated data seat is arranged in the data cabinet body, and a liquid cooling pipe distribution chamber is arranged between the back of the integrated data seat and the data cabinet body; the integrated data base is provided with a plurality of module slots for the data modules to be inserted, and the side walls of the two sides of the opening of the data cabinet body are provided with wind blocking partition plates. Through the combined design of liquid cooling and air cooling, when a data module in the data center is burnt down due to a fault, particulate matters generated by the data module can be rapidly sucked away by strong suction force generated by the air suction opening in the air blocking partition plate and are discharged through the air backflow cavity; particulate matters generated by burning are prevented from being blown away by air cooling airflow and polluting adjacent health data modules, and the risk of secondary pollution and the cleaning difficulty in the maintenance process are greatly reduced.

The invention discloses an intelligent circuit breaker state identification method and system based on an electric signal, and the method comprises the steps: detecting a current flowing through a circuit breaker in real time, and judging whether the current exceeds a preset overload current threshold value or not; when the current exceeds an overload current threshold value, detecting a real-time bending angle of the bimetallic strip at a preset frequency; monitoring the tripping state of the circuit breaker, and generating a circuit breaker fault alarm signal when the real-time bending angle exceeds a preset safety angle threshold value and the circuit breaker does not execute the tripping action. According to the invention, the current is monitored in real time, the bending angle of the bimetallic strip is detected during overload, and the alarm signal is generated during abnormity, so that the fault detection time is greatly shortened compared with the traditional mode, hidden dangers can be found at the early stage of overload, and the circuit is effectively prevented from being burnt out due to long overload time.

The utility model discloses a shell assembly, a lighting lamp holder and a head lamp device, the shell assembly is applied to the lighting lamp holder, the shell assembly comprises a rear shell, a front shell and a sealing piece, the front shell comprises a first shell and a second shell, the first shell is connected with the rear shell, and the first shell and the rear shell define a containing cavity; the second shell covers the outer side of the first shell and is integrally formed with the first shell; the sealing piece is located in the containing cavity and arranged at the edge position of the first port of the first shell, and part of the second shell penetrates through the first shell and is integrally formed with the sealing piece. The shell assembly in the design has good sealing performance, and the possibility that water vapor enters the interior of the lighting head lamp to burn out electronic components can be effectively reduced.

The invention relates to the technical field of waste incineration, in particular to a miniaturized rake type multistage air supply pyrolysis gasification furnace which comprises a support, a furnace body, a stepped cascade grate, an air supply pipe, two connecting pipes, a plurality of air distribution pipes, a plurality of material pushing shovels, a plurality of crushing blades, two slag scraping assemblies, a discharging assembly, a power assembly and an air supply assembly. The furnace body is provided with a feeding hole and a smoke outlet; the slag scraping assembly comprises a mounting plate, an axial material scraping shovel, an axial spring and a guide column, the mounting plate is fixedly connected with the corresponding air distribution pipe, one end of the guide column is fixedly connected with the mounting plate, the other end of the guide column is in sliding connection with the axial material scraping shovel, and the two ends of the axial spring are fixedly connected with the mounting plate and the axial material scraping shovel correspondingly; in this way, the technical problems that in the prior art, when a pyrolysis gasification furnace for waste incineration is used, the stirring, crushing and mixing effects are poor, and when materials are discharged after burning out, ash residues are prone to caking and adhering to the grate, and consequently normal discharging cannot be achieved are solved.

The invention relates to the technical field of power distribution equipment, and discloses an alternating current acquisition device and method for a transformer area intelligent fusion terminal, the device comprises a device body, the lower part of the device body is provided with a support, and the top of the support is symmetrically provided with chutes. According to the device, after the transformer is on fire, the device body is far away from the transformer, the device body is prevented from being burnt out by the on-fire transformer, the telescopic cover can be pulled open in the far-away process, the device body can be protected, if accumulated water exists at the falling position of the device body, the accumulated water can be isolated from the device body, and the device body is protected. The protective shell, the sealing strip and the wedge-shaped plate are matched to wrap the lead screw, so that the lead screw is prevented from being in contact with external humid air to be rusted, normal use of the lead screw is guaranteed, it is further guaranteed that the telescopic cover can be smoothly pulled open, the protective shell can be separated while the telescopic cover is pulled open, and the service life of the device is prolonged. And the transverse plate can smoothly move along the screw rod.

The invention discloses a device and method for denitrification by co-combustion of microwave-activated coke. The device includes a coal feeding hopper and a furnace. Coal is input onto a chain grate, and the coal cinder after combustion enters an ash hopper. The flue gas flows out through the outlet flue of the chain grate. The tail of the outlet flue of the chain grate is connected to the outlet flue of a dust collector, and a dust collector is arranged on the outlet flue of the dust collector. The tail of the outlet flue of the dust collector is respectively connected to a draft fan and a flue gas recirculation flue. Part of the flue gas flows out through the draft fan, and the other part of the flue gas enters the flue gas recirculation flue. A feeder on the flue gas recirculation flue inputs coke into the flue. The coke is mixed with the flue gas and then enters a microwave generator. The reacted coke is sprayed into the furnace through a coke spray gun. The ability of coke to reduce nitrogen oxides is improved by the microwave activation effect, and then the reacted coke is sprayed into the high-temperature and low-oxygen space in the furnace. While the coke is cyclically burned out, nitrogen oxides are also removed, and no secondary pollution to the environment will be caused.

The invention discloses an activation-free porous nickel catalytic electrode material and a preparation method and application thereof, and belongs to the technical field of electrocatalysis, the preparation method comprises the following steps: dispersing a pore-forming agent in a nickel sulfate solution, and reacting to obtain nickel-coated pore-forming agent composite powder; spraying the nickel-coated pore-forming agent composite powder serving as an electrode coating onto a nickel net base material to obtain a composite electrode; carrying out roasting treatment on the composite electrode so as to burn out the pore forming agent in the electrode coating; and putting the roasted composite electrode into a reduction solution, and reacting to obtain the activation-free porous nickel catalytic electrode material. The method effectively avoids the problem of waste alkali liquor treatment in the preparation process, is more environment-friendly and lower in cost, and also avoids the problems of diaphragm blockage and voltage rise caused by dissolution of residual metal aluminum after long-term operation. A developed pore structure is constructed in the nickel electrode coating through heat treatment and liquid phase reduction, the electrode has high porosity and rich active sites, and transfer of electrons and mass transfer of electrolyte are effectively enhanced.

The high-frequency welding machine workbench comprises a rack, a liquid storage tank is arranged on the rack, a liquid storage tank is arranged in the liquid storage tank, the top of the liquid storage tank is open, elastic clamping assemblies are arranged in the liquid storage tank, and the two elastic clamping assemblies distributed oppositely are used for clamping a heat exchanger shell; and the infusion pump is connected with the water tank and the liquid storage tank. The water cooling device is novel in structure, good in water cooling effect, economical and practical, the induction coil is not prone to being burnt, and welding quality of finished products is improved.

The invention discloses a waste liquid incineration device for waste lye, distillation residues, organic waste solvents and the like, and relates to the technical field of chemical hazardous waste treatment, the waste liquid incineration device comprises an incineration part, a waste heat recovery part, a flue gas up-to-standard emission treatment part and an incineration residue recovery part; the organic waste solvent, distillation residues and waste alkali liquor are burnt out together, and due to the fact that the calorific value of the organic waste solvent is high, auxiliary fuel natural gas is needed for starting and baking a furnace and an incandescent light, and the auxiliary fuel natural gas is not needed under the normal working condition; the heat insulation incinerator is arranged above one side of a cooling chamber of the waste heat boiler with the U-shaped membrane type wall structure, the membrane type wall tube panel with the Z-shaped structure penetrates through the two cooling chambers of the waste heat boiler with the U-shaped membrane type wall structure, and high-temperature flue gas with the temperature higher than 1100 DEG C can be cooled to the temperature lower than 300 DEG C; according to the incinerator, the U-shaped membrane wall structure waste heat boiler and the Z-shaped structure membrane wall tube panel structure, NaOH matter state change and adhesion in waste alkali liquid are fully considered, it is ensured that the system can reliably, safely and stably run, and the system has the characteristics of being environmentally friendly, capable of saving energy and capable of achieving resource utilization and energy regeneration.

The invention provides a water flow driven massage bathtub for the rehabilitation department, relates to the field of massage bathtubs and a connecting assembly, and aims to solve the problem that an existing connecting assembly is short of an effective water inlet anti-blocking structure, so that when an operator lies in the bathtub, the water inlet cannot be blocked when the operator lies in the bathtub. In order to solve the problems that a water inlet is easily covered and blocked when the water inlet is blocked for a long time, a motor is easily burnt out, and the skin of a user is adsorbed and damaged due to continuous water pumping negative pressure, a connecting plate and the motor can be rotationally driven by starting the motor mounted on the outer side of a mounting plate; when the connecting plate rotates, the connecting assembly can be synchronously driven to rotate, and automatic drainage operation is achieved through alignment of overflow holes formed in the peripheral face of the connecting assembly and drainage holes formed in the peripheral face of the suction assembly.

The utility model discloses an electric furnace conductive cross arm chuck connecting plate, which relates to the technical field of conductive cross arms and comprises a conductive cross arm main body, a second water passing tank is arranged at the top of one side of the conductive cross arm main body, and a first water passing tank is arranged at the bottom end of one side of the conductive cross arm main body. The front end of each of the first water passing tank and the second water passing tank adopts a copper-steel composite plate with a copper clad layer and a carbon steel base layer, and the size of the copper clad layer is larger than that of the carbon steel base layer. The first chuck connecting plate base layer carbon steel plate and the second chuck connecting plate base layer carbon steel plate are connected with the first water passing box base layer carbon steel plate and the second water passing box base layer carbon steel plate in a welding mode, and finally the flat-end reinforcing screws are used for reinforcing and fixing. And the defect that copper plates covered on three side surfaces of the chuck connecting plate are easy to burn out and crack is overcome.

Apparatus and methods are disclosed which are capable of being used to determine filtration efficiency of a filter body even in a clean state. Methods of determining a filtration efficiency of a filter including forcing an inlet flow comprised of a gas (such as air) flow into the inlet end of the filter at a set flow rate, introducing particles such as smoke particles into the inlet flow, and optically counting the number of particles entering and exiting the filter during a sampling event, such as with diffraction based optical particle counters positioned upstream and downstream of the filter. Preferably the gas flow is a soot-free flow stream which does not load the honeycomb filter body with contaminants that need to be removed or burned out. The filter body can thus remain in an essentially clean state even after testing its filtration efficiency.

The invention belongs to the technical field of waste incineration, and particularly relates to a waste classification incineration device which comprises a base frame, a treatment cavity, an incineration cavity and a classification cavity are sequentially formed in the base frame from bottom to top, and the treatment cavity is formed in the left side of the incineration cavity. By arranging a transfer frame and a scraping plate, when waste is incinerated, smoke can be transferred into the incineration cavity through an exhaust pipe to be continuously incinerated, the smoke combustion efficiency is improved, the smoke is diluted to be below the safe concentration, classified treatment of solid waste and smoke waste is achieved in the incineration cavity, and by means of the circulation mode, the environment is protected, and the environment is protected. After incineration is finished, the influence of exhausted smoke on an ecological system can be greatly reduced, in the process that waste is burnt out, slag and fly ash can be classified through a screen, large slag which cannot be burnt can be located at the upper end of the screen, then the slag located on the screen can be recycled through automatic movement of a scraping plate, and the waste is recycled. And subsequent reutilization is facilitated.

The invention relates to a fuse connector assembly, which comprises a fusion tube, a wiring port, a fuse carrier, a limiting baffle plate, a limiting assembly, a limiting piece, a pushing assembly and a handle piece, and can solve the technical problems that the installation position of a fuse is not considered in the prior art, and other circuit elements are usually installed on the periphery of the installation position of the fuse in a matched manner; in order to reduce the situation that the installation spaces are in a close-up state, when the fusible core is burnt out and needs to be replaced, due to the fact that the operation space is narrow, and most of the fusible core is located in the fuse carrier, the fusible core is difficult to take out and can be dug out only by being continuously pulled outwards by personnel, and efficiency is low. And as the periphery of the fusible core is in a circuit fault condition at the moment, personnel safety problems and the like can be caused by long-time staying.

The utility model discloses a positive pressure air-assisted feeder capable of preventing material return, which comprises a material box and a feeding mechanism which are arranged on an embankment, a conveying pipeline is connected with a scattering mechanism in a pond, and the feeding mechanism comprises an electric appliance control box which is in signal connection with a high-pressure vortex fan, a blanking airlock and a driving motor of the scattering mechanism. A through hole in the upper surface of the conveying pipeline is communicated with a discharging port of the discharging air lock, and an air outlet of the high-pressure vortex fan is connected with a check valve device and then connected with a starting port of the conveying pipeline. The check valve device is additionally arranged on the front side of the fan, a motor forward rotation valve is opened to blow air smoothly, a motor reverse rotation valve is closed, feed cannot be sucked back into the fan, and the situation that a motor is burnt out due to the fact that a motor wire is connected reversely and reversely to suck air is avoided.

The invention relates to the technical field of electromagnetic valves, in particular to an electromagnetic valve coil assembly which is used in cooperation with a conveying pipe and comprises a shell, a fixed iron core, a branch magnetic ring, a coil winding and a movable iron core, an inner cavity is formed in the shell, the coil winding is connected into the inner cavity, and the movable iron core comprises a telescopic shell, a movable core, a compression spring, a water outlet groove and a water inlet groove. The telescopic shell is connected to the lower end of the fixed iron core. By arranging the movable core and the telescopic shell, an original movable iron core is arranged to be of a double-layer structure, when the telescopic shell is frozen, the electromagnetic valve can still be started through movement of the movable core in the telescopic shell, and when the interior of the pipeline is frozen, internal ice blocks are heated through heat of the electromagnetic valve; and meanwhile, the situation that the electromagnetic valve is burnt out due to the fact that the electromagnetic valve is started during freezing can be avoided, meanwhile, the movable core moves up and down, a piston structure is formed in the telescopic shell, molten water circulates between ice blocks and gaps, and melting of the ice blocks is accelerated.

The invention discloses a biomass double-hearth combustion furnace with a direct-flow burner and a rotational-flow burner arranged at the bottom, and relates to the technical field of combustion equipment. The problems that an existing combustion device is insufficient in adaptability to the particle size of biomass particles, and large-particle biomass is difficult to burn out completely are solved. A direct-current burner is connected with the outer wall of an inner-layer furnace and the inner wall of an outer-layer furnace through a posture adjusting assembly, a turbulent burner and an inner-layer furnace combustion chamber which are embedded inside and outside are installed at the bottom of the inner-layer furnace, a through turbulent burner is installed at the bottom of the inner-layer furnace combustion chamber, and a third smoke exhaust channel is formed in the upper portion of the inner-layer furnace. An outlet of a first smoke exhaust channel in the upper portion of the outer-layer furnace is communicated with a third smoke exhaust channel, an outlet of a second smoke exhaust channel is communicated with an inlet of a cyclone separator, an outlet in the upper end of the cyclone separator is communicated with an inlet of a turbulent burner through a combustible gas connecting pipeline, and an outlet in the lower end of the cyclone separator is communicated with a combustion chamber of the inner-layer furnace through a carbon residue channel. The biomass burner is used for achieving sufficient burning of large-particle biomass, and the burn-off rate is increased.

The utility model discloses a remelting vortex aluminum melting furnace for recycling aluminum skimmings, which comprises an aluminum melting furnace body, a fixing frame is arranged on one side of the aluminum melting furnace body, a supporting rod is arranged on the fixing frame, a first extension plate, a second extension plate and a third extension plate are arranged on the supporting rod, a stirring shaft bottom plate is arranged at one end of the first extension plate, and a stirring shaft is arranged at the other end of the second extension plate. A stirring shaft bottom plate is arranged on the aluminum melting furnace body, a stirring shaft fixing seat is arranged on the stirring shaft bottom plate, a stirring shaft is arranged in the stirring shaft fixing seat, one end of the stirring shaft penetrates through the stirring shaft bottom plate and extends into the aluminum melting furnace body, and a vortex balancing weight is arranged at the tail end of the stirring shaft; the aluminum skimming device has the advantages that molten aluminum rotates and forms a vortex at the stirring shaft, and aluminum skimming can be quickly drawn into the molten aluminum by the vortex after entering the smelting furnace along with the material guide plate, so that the aluminum skimming cannot float on the surface of the molten aluminum and be burnt out by high temperature.

The utility model belongs to the technical field of electronic components, and particularly relates to an energy storage charging and discharging overload fuse structure, which comprises an insulating base, a fixing plate, a contact terminal, a fusible core and a shell. The contact terminal includes an elastic contact bracket and a contact plate. The two contact plates are arranged in parallel at an interval and form a plug-in groove. According to the energy-storage charge-discharge overload fuse structure provided by the invention, one end of the fusible core is inserted into the insertion groove and is in crimping contact with the two contact plates, so that the contact area of the fusible core and the contact plates is increased, heat on the contact plates can be quickly transferred to the fusible core, and when a circuit is disconnected, the fusible core can be quickly burnt out, the circuit is disconnected, the circuit is prevented from being burnt out, and the service life of the fuse is prolonged. The safety is improved, when the fuse is damaged or needs to be replaced, the fuse does not need to be disassembled, the fuse is directly pulled out, a brand-new fuse is inserted, repeated disassembly and installation of fuse bolts are reduced, and therefore the fuse can be replaced more conveniently and rapidly.

The invention discloses a waste gas purification method, and belongs to the technical field of environmental protection. The method comprises the following steps: converting nitrogen-containing substances into NOO and adding the NOO into a high-temperature non-combustion area at the tail end of a hearth or the front end of a flue in combustion equipment, wherein fuel is burnt out; nO is cracked in the region to generate active free radicals; the free radicals oxidize NO in the flue gas to generate NO, and oxidize SOO, CO and VOCs to generate oxidation products; continuously cracking the generated NOs to form chain circulation; and the oxidation product is removed in a subsequent purification system. The NOs comprise pure NOs and dimers NO (nitrogen tetroxide) thereof, and NO is decomposed into NOs to participate in the reaction at high temperature. According to the invention, by optimizing the NO adding position, collaborative purification of multiple pollutants such as NOx, SOs, CO, VOCs and the like is realized, a reducing agent does not need to be added, ammonia escape is avoided, the investment and operation cost is low, and the method is particularly suitable for treatment of high-concentration CO and VOCs flue gas in industries such as coking and the like.

The present invention discloses a dual-pulse test system, which is configured to include: a load inductor, a test power supply is connected to a power device under test through the load inductor; a first freewheeling device, after the power device under test is tested, it forms a freewheeling loop with the load inductor; a pulse generator, which is used to provide the dual pulses required for testing the power device under test; and a failure protection circuit, when the power device under test is in a failure state, it cuts off the test power supply and constructs a freewheeling loop to make the loop current no longer increase. The present invention is configured with a failure protection circuit, which can timely cut off the power supply when the power device under test is in a failure state, and can form a freewheeling loop to realize that the loop current no longer increases, preventing the device from being burned out due to the failure of the power device under test, and playing a protective role.

The utility model belongs to the technical field of powder spraying equipment, and particularly relates to a powder spraying machine which comprises a shell and a fan arranged in the shell, the fan comprises a machine shell, an impeller arranged in the machine shell and a driving motor driving the impeller to rotate, a first cavity and a second cavity which are not communicated are arranged in the shell, the machine shell is arranged in the first cavity, and the fan is arranged in the second cavity. The driving motor is arranged in the second cavity. Powder can be effectively prevented from being accumulated in the driving motor, the ventilation and heat dissipation effects of the driving motor are good, the temperature of the driving motor is not prone to rising, the working efficiency of the driving motor is high, the driving motor is effectively prevented from being burnt out, and the service life of the driving motor is long.

The invention relates to a never-refueled bearing, belongs to the field of bearing manufacturing industry, is used for various mechanical equipment, and solves the problems that the conventional bearing can be quickly heated and burnt out under the condition of no lubricating oil, and the bearing with the novel structure does not generate heat when rotating at a high speed, does not need to add lubricating oil and graphite, and is low in cost. According to the technical scheme, four small rollers are used for replacing a large roller, the four small rollers can play a role in bearing and rolling and isolating the large roller, the technical structure is applied to the bearing, the service life is prolonged, the bearing capacity is improved, and the original starting temperature of the bearing can be kept under the condition of no lubrication and during high-speed rotation.

The invention relates to the technical field of batteries, in particular to an intelligent energy storage battery box based on an electric power supply, which comprises an energy storage box, a handle is fixedly connected to the energy storage box; the energy storage box is provided with air outlet grooves, and the upper end and the lower end of each air outlet groove are lower than the bearing frame. The toxic smoke is filtered through water, so that the toxicity of the toxic smoke is effectively weakened, meanwhile, the problems that open fire generated by spontaneous combustion of the battery burns out of the energy storage box, objects beside the energy storage box are ignited and the property loss of people is expanded can be solved through water, and the using effect of the energy storage device is improved; under the action of the torsional spring on the sealing door, the sealing door is quickly bounced open, and meanwhile, the sealing door is kept in an open state under the action of the torsional spring, so that the sealing door is prevented from being closed again under the action of gravity.

The utility model discloses a spray gun which comprises a gun head, an air return pipeline is arranged in the gun head, one end of the air return pipeline is communicated with an air channel in the gun head, and the other end of the air return pipeline is communicated with an inner cavity of a spray can connected to the gun head. And the other end of the air return pipeline is bent to form a bent part. The spray gun can effectively prevent paint from entering the air duct from the air return pipeline, prevent the motor from being burnt out, and ensure the normal use of the spray gun.

The utility model relates to a high-power ventilation motor, which adopts a stator structure arranged in a shell. The rotor structure is arranged in the stator; the stator structure and the shell are arranged in parallel; heat dissipation is performed through heat conduction of the stator structure; the stator structure and the shell are arranged in parallel, the heat dissipation function can be enhanced, and the problems that in an existing high-power ventilation motor, due to the fact that the stator structure is designed in the shell, the power of the ventilation motor is large, the generated heat is large, and heat is conducted and dissipated through the shell, the temperature of the whole motor is usually increased abnormally; and the motor stator structure is seriously burnt.

In order to solve the problem that it is difficult to obtain modified activated carbon meeting working condition requirements on the premise that the safety of activated carbon is guaranteed through an existing activated carbon modification means at a single high temperature, the invention discloses a variable-temperature modification method for activated carbon. In the heating stage and / or the cooling stage, oxygen-containing gas is subjected to auxiliary temperature modification, that is, effective oxygen-containing functional groups capable of increasing the denitration rate can be obviously increased on the activated carbon on the premise of ensuring that the activated carbon is not burnt out through a variable temperature type modification means of main temperature modification and auxiliary temperature modification; meanwhile, the volatile matter content of the modified activated carbon is relatively stable, and working condition requirements are met.

This invention discloses an electric tool. This electric tool solves the problem of motor overheating and burning out during prolonged operation of electric tools in related technologies. During operation, the electric tool utilizes a closed-loop current compensation control circuit formed by the motor, current conversion module, current compensation module, vector control module, and motor drive module. The current compensation module adjusts the reference current input to the vector control module to a minimum and make it adjustable. Furthermore, the closed-loop current compensation control circuit automatically adjusts the compensation current under different loads, effectively reducing bus current and phase current, thereby reducing motor overheating and protecting the motor and electric tool from damage due to excessive or unadjustable current.

The utility model provides a purple sand kiln based on pine branch fuel. The purple sand kiln comprises a feeding assembly and a deslagging assembly. Compared with the problems that in the using process of a traditional purple sand kiln, once the situation that no person works when charging or slag removing is needed, the temperature of the kiln is unbalanced, and therefore rapid charging and rapid waste slag removing are inconvenient to achieve, the purple sand kiln has the advantages that the charging structure and the slag removing structure are arranged, and the waste slag removing efficiency is improved; pine branches in the feeding structure are poured below the furnace bottom, so that the rapid feeding effect can be achieved, meanwhile, waste residues burnt out at the furnace bottom can be removed and collected through the slag removal structure, and the purpose of rapidly removing the waste residues can be achieved.