527 results about "Ring type" patented technology

The invention belongs to the technical field of permanent magnet assembly, and discloses a sector ring type permanent magnet assembly tool and a driving force prediction method thereof. The tool utilizes an ingenious mechanical structure to limit the freedom degrees of the permanent magnets in all directions, adopts a ball screw transmission scheme and a servo driving mode to control the assembling precision of the permanent magnets, can meet the assembling requirements of the permanent magnets of the inner / outer rotor of the permanent magnet coupler, and can be applied to the assembling field of the permanent magnets with different sizes and shapes by replacing the clamping plates A / B; the method has the advantages of high precision, high efficiency, strong universality, good environment compatibility and the like; meanwhile, according to the driving force prediction method provided by the invention, a permanent magnet equivalent magnetization current analysis model is taken as a theoretical basis, and the magnetic attraction acting force between the permanent magnet to be assembled and the inner / outer rotor hub is determined by solving the space magnetic induction intensity of the permanent magnet to be assembled. The driving force required by assembly is predicted by means of the permanent magnet assembly tool, calculation is easy and convenient, prediction precision is high, and the method is a calculation method with engineering universality and convenience.

The invention provides a ring-type continuous blood pressure measurement and perfusion measurement system and equipment, and the system comprises a signal collection module which is used for collecting a photoelectric signal of a finger part of a user, a pressure signal of an air bag and a skin temperature signal; the signal processing module is used for calculating continuous blood pressure and perfusion values according to the collected photoelectric signals of the finger parts, the pressure signals of the air bags and the skin temperature signals, and measuring information of the user is obtained; and the data storage module is used for storing the measurement information of the user and realizing data extraction. According to the invention, continuous blood pressure measurement and perfusion measurement are combined with synchronous measurement, and the measurement precision of blood pressure measurement based on a volume compensation method in a low perfusion state is improved.

The invention discloses a horizontal lathe for finish machining of a workpiece, and relates to the field of lathes, the horizontal lathe comprises a lathe body, a spindle box, chucks, a tool rest, a second electric push rod, a cooling chip removal assembly and an annular workpiece, the number of the chucks is two, the chucks are installed on the left side and the right side of the interior of the lathe body respectively, and the chuck on the left side is fixedly connected with an output shaft of the spindle box; the spindle box is fixedly installed on the left side of the inner wall of the lathe bed. Through cooperation of the annular workpiece, the chuck, the chuck jaws, the adjusting assembly and the driving motor, the chuck jaw adjusting effect in three directions is achieved through the arrangement of the adjusting assembly, the chuck adopts a three-jaw self-centering mode, the chuck rapidly and firmly clamps the annular workpiece, the chuck jaws are subjected to precise grinding, and the machining precision is improved. The clamping face is attached to the outer circle or the inner hole of the circular-ring-shaped workpiece, the chuck jaw is used for meeting the requirements of different circular-ring-shaped workpieces, automatic alignment and clamping are achieved, manual alignment errors are reduced, the coaxiality of the clamped circular-ring-shaped workpieces is guaranteed, and the clamping device is a core part for positioning and machining the circular-ring-shaped workpieces.

The welding equipment comprises a bottom plate, a first stand column and a lifting mechanism are fixedly arranged on the front side of the upper end face of the bottom plate, and a workbench capable of overturning up and down in a vertical plane to adjust the inclination angle is installed on the upper end face of the first stand column in a hinged mode. A connecting rod capable of rotating in a vertical plane is installed on the left side face or the right side face of the first stand column, and the lifting mechanism and the connecting rod are correspondingly located on the left side and the right side of the first stand column. A lifting assembly is installed at the upper end of the second stand column, and a welding gun assembly correspondingly located above the workbench is installed on the lifting assembly. According to the welding equipment, the influence of manual welding factors is overcome, the welding quality reliability of gear ring type shafts is ensured, the manual welding labor amount is greatly reduced, the labor cost is saved, and the welding efficiency is improved; the welding procedure can be divided into several procedures to be intermittently carried out, so that the gear ring can be fully cooled after being circumferentially welded every time in a short time, and the hardness of the gear ring on a gear ring type shaft finished product is ensured not to be greatly reduced.

The invention relates to the technical field of power distribution, in particular to a power distribution system, which comprises a first loop structure, a second loop structure, an intermediate allocation structure and 2A terminals, A is greater than or equal to 3, the first loop structure is formed by connecting A first power supply module groups and first relay groups end to end to form a loop, the second loop structure is formed by connecting A second power supply module groups and second relay groups end to end to form a loop, the middle allocation structure is formed by connecting A middle power supply module groups and a plurality of middle relay groups to form a full matrix structure, and 2A terminals are correspondingly and directly connected to A first power supply module groups and A second power supply module groups. The intermediate power supply module group is correspondingly connected with the first power supply module group through the first bridging relay group, and is correspondingly connected with the second power supply module group through the second bridging relay group. According to the power distribution system, a ring-full matrix-ring type structure is adopted, flexible power distribution can be achieved, the number of relays is reduced, and cost is reduced.

Provided is a ring type binding tool in which misalignment of two base plates and a sheath body in the longitudinal direction can be suppressed even when the sheath body is to be engaged with the two base plates through relative displacement in the longitudinal direction. In the ring type binding tool according to the present invention, each of base plate end locking claws (71) of two base plates (1, 2) has a base plate inclined side surface (71a) and a base plate positioning side surface (71b), and each of sheath end engaging claws (421) of a sheath body (4) has a sheath inclined side surface (421a) and a sheath positioning side surface (421b), and the base plate inclined side surface (71a) and the sheath inclined side surface (421a) are configured to allow the base plate end locking claws (71) to go over the engaging claws (421), and the base plate positioning side surface (71b) and the sheath positioning side surface (421b) are configured to abut against each other to regulate the relative displacement between the two base plates (1, 2) and the sheath body (4) in the longitudinal direction.

The invention discloses a non-contact measurement method for a flexible circular ring part and electronic equipment, and the measurement method comprises the steps: flatly laying the flexible circular ring part on a plane, obtaining the point cloud data of the plane, and carrying out the fitting of the point cloud data to form a reference plane; obtaining point cloud data of the flexible circular ring part, removing miscellaneous points in the point cloud data, and packaging the point cloud into a sheet body; projecting the sheet body on a reference plane to obtain a projection curve, importing the projection curve into CAD (Computer Aided Design) software to obtain a spline contour line, and calculating based on the spline contour line to obtain the inner and outer diameter sizes of the flexible circular ring part; and finally, measuring the cross section size of the flexible circular ring part, and checking the inner and outer diameter sizes of the flexible circular ring part through the cross section size. According to the invention, the problem of inaccurate measurement results caused by poor roundness or deformation of deformed circular ring parts during non-contact measurement in the prior art is solved.

The hydraulic self-driven anti-corrosion layer structure is characterized in that an annular groove is formed in the pipe wall of the joint of the ring type steel pipe, and the anti-corrosion layer structure is arranged at the annular groove; comprising an anode metal layer arranged on the outer side of a steel pipe, a CNF film serving as a positive electrode of the nano friction generator and a PDMS film serving as a negative electrode of the nano friction generator, the CNF film and the PDMS film are sequentially arranged on the inner side of the steel pipe, a wire is arranged on the inner side of the CNF film and connected with a copper foil contact piece in the anode metal layer, and a wire is arranged on the inner side of the PDMS film and connected with a copper foil contact piece in the steel pipe. Double mechanisms of physical corrosion prevention and electrochemical corrosion prevention are fused, and a more comprehensive and efficient solution is provided for pipeline corrosion prevention. The service life of the steel structure pipeline is remarkably prolonged, and the water quality safety of drinking water is continuously guaranteed in the long-term service process of the pipeline. And meanwhile, the design further has a potential steel pipe repairing function, and extra guarantee is provided for long-term stable operation of the pipeline.

The invention belongs to the technical field of thin film packaging materials, and particularly discloses acrylate containing a calixarene structure, a synthesis method of the acrylate, low-dielectric thin film packaging ink prepared from the acrylate, a use method of the low-dielectric thin film packaging ink and application of the low-dielectric thin film packaging ink. The thin film packaging ink comprises 10 to 30 parts of acrylate, 30 to 60 parts of a photocurable monomer, 10 to 30 parts of a bridge ring type photocurable monomer and 0.1 to 10 parts of a photoinitiator, wherein the acrylate adopts acrylate containing a calixarene structure; the photocurable monomer is a mixture of bifunctional acrylate and polyfunctional acrylate, and the mass ratio of the bifunctional acrylate to the polyfunctional acrylate is (1-2): (2-4). The film packaging ink has moderate viscosity and surface tension, and the formed organic barrier layer not only has high curing rate, high light transmittance, good heat resistance and low dielectric constant, but also has high Tg temperature, excellent flexibility and good adhesive force, is applied to electronic components, and can effectively block water and oxygen erosion and prolong the service life.

The invention discloses a reinforcing steel bar mechanical connecting device for reinforcing steel bar modular construction and a construction method, and belongs to the technical field of constructional engineering. The device realizes reinforced fixation of a steel bar connecting section through a semi-ring type locking mechanism, and mainly comprises a mechanical connecting sleeve, a semi-ring wire holding screw buckle and the semi-ring type locking mechanism. Wherein the annular locking mechanism formed by splicing the first semi-ring type locking mechanism and the second semi-ring type locking mechanism is spliced and fixed through circumferential rotation, and the two semi-ring holding wire screw buckles are tightly pressed on the periphery of the steel bar threading section. In this way, it is guaranteed that the thread compensation section is fully meshed with the reinforcing steel bar, and the slippage risk of a traditional elastic lock catch is eliminated through mechanical locking. According to the scheme, the technical limitation of a plane locking mode is broken through, the overall stability and vibration resistance of the connection joint are remarkably improved while the modular construction convenience is maintained, and the industrial pain points of stress concentration and insufficient eccentric load resistance of the threaded exposed section are effectively solved.

The invention belongs to the field of foundation ring type fan foundation detection, and provides a foundation ring type fan foundation nondestructive detection method and system based on vibration response. The detection method comprises the following steps: acquiring vibration acceleration data of each measuring point; according to the time domain similarities and differences of the vibration acceleration data of the measuring points, preliminarily determining the measuring points with defects, extracting corresponding time-frequency characteristics, and determining key measuring points with damage and deterioration; respectively carrying out vibration energy entropy calculation on the vibration acceleration data corresponding to the key measuring points and the short-time Fourier transform signals of the key measuring points to obtain a first energy entropy time sequence and a second energy entropy time sequence; according to the relationship between the void degree between the foundation ring and the concrete and the first energy entropy time sequence and the relationship between the fatigue damage amount of the fan foundation and the second energy entropy time sequence, the current void degree between the foundation ring and the concrete and the fatigue damage amount of the fan foundation are evaluated; and corresponding early warning and corresponding solution recommendation are carried out.

The invention relates to the field of suspension conveying systems, and discloses an intelligent suspension conveying device and method for plastic bag processing, and the intelligent suspension conveying device for plastic bag processing comprises a suspension type circulating conveying mechanism which comprises a ring type circulating moving assembly, a first driving assembly and a plurality of first suspension connecting pieces; the adjustable clamping mechanism comprises a distance adjusting assembly and two clamping assemblies. The rotating mechanism comprises a rotating assembly and a second driving assembly; the telescopic temporary storage mechanism comprises a temporary storage assembly, a telescopic capacity expansion assembly and a cutter; a circularly moving suspension conveying system is adopted, raw material packaging bags can be clamped at an automatic feeding position, then the raw material packaging bags are automatically cut through a telescopic temporary storage mechanism, raw materials are temporarily stored in the telescopic temporary storage mechanism, and after the telescopic temporary storage mechanism moves to a discharging position, the raw materials can be quantitatively put into a material mixing stirrer, so that the raw materials are fully mixed, and the raw materials are fully mixed. Therefore, the high-efficiency and high-precision conveying and feeding effects are achieved.

A ring-type wearable device is disclosed. The disclosed ring-type wearable device comprises: an outer ring member; an inner ring member separably inserted into the outer ring member; a sensor unit disposed in the outer ring member; and a control unit disposed in the outer ring member so as to be electrically connected to the sensor unit, wherein the sensor unit can maintain constant sensitivity in correspondence to the thickness of the inner ring member.

The utility model relates to a pull ring type key-destroying trigger device, belongs to the technical field of information, and solves the problems that the key-destroying trigger mode in the prior art is easy to operate mistakenly and cannot meet the requirement of high reliability. The key destroying device comprises a key destroying main body, an external shell and a triggering structure, the key destroying main body is arranged in the center of the external shell and the triggering structure; the key destroying main body comprises a panel and a key destroying main rod; a pull ring is embedded in the front part of the panel; one end of the key destroying main rod is fixed with the panel, and the other end extends into the triggering structure; a spring, an elastic piece and a contact piece are arranged on the two opposite sides in the cavity of the trigger structure respectively. The elastic sheet is a long irregular arc-shaped sheet; one end of the elastic sheet is hook-shaped; a hook structure is arranged on the inner side of the trigger structure cavity; the hook-shaped end of the elastic sheet can hook the hook structure; the other end of the elastic sheet is suspended; and outward convex sections are arranged on the elastic sheets. According to the utility model, the key can be destroyed only by pulling out the pull ring, the structure is simple and convenient, and the reliability is high.

The utility model relates to the technical field of circular ring type workpiece lifting appliance devices, and particularly discloses a lifting appliance device suitable for large circular ring type workpieces, which comprises a support frame, a plurality of sliding beams are arranged on the support frame in the radial direction, and a step groove is arranged at the intersection of the centers of the sliding beams; a limiting sliding rail is radially arranged on each sliding beam, a movable supporting arm is arranged in each limiting sliding rail, a lifting plate is arranged at the upper end of each movable supporting arm, and a lifting arm assembly is arranged at the lower end of each movable supporting arm; the upper end of the suspension arm assembly is arranged in the limiting sliding rail. A shutter assembly is arranged at the lower end of the hanging plate, and the lower end of the shutter assembly is movably arranged in the step groove. The lifting appliance is simple in structure, convenient to operate and capable of achieving quick disassembly, the clamping range of the lifting appliance can be flexibly set according to the size of a workpiece, transferring and clamping of large circular ring type workpieces of multiple sizes and specifications are achieved, the stability and safety of workpiece clamping are guaranteed, the lifting appliance can be suitable for high-temperature, toxic and other severe production conditions, universality is improved, transferring efficiency is improved, and the working efficiency is improved. The production cost is reduced.

To provide a finger-ring type device with a high stability when wearing and with a high operability regardless of finger size difference.SOLUTION: A finger-ring type device of the present invention comprises a main body with an inner surface and an outer surface different from the inner surface, an arm part connected to the end of the main body, facing the inner surface, and rotatably attached to the main body with a variable opposing distance with inner surface, an energizing part to energize the arm so as to rotate the arm in the direction of narrowing the distance, and an adjusting part to adjust the amount of force energized by the energizing part.SELECTED DRAWING: Figure 7

The invention discloses an LNG (Liquefied Natural Gas) ship side auxiliary hole segmented lifting ring and a mounting method thereof, and the lifting ring comprises a base material which is an inverted L-shaped plate; the hanging hole is formed in the center of the long edge of the base metal. And the rectangular lifting holes are formed in the short edges of the base metal. The arc grooves comprise the first arc groove formed in the tail end of the long edge of the base material and the second arc groove formed in the intersection position of the long edge and the short edge of the base material. By changing the original lifting ring type, the number of the lifting rings is reduced on the premise that operation is not affected, subsequent mounting work of redundant lifting rings is avoided, the welding workload is reduced, the mounting and dismounting efficiency is improved, and labor hour loss is reduced.

The utility model provides a novel omega ring sealing protection device, and belongs to the technical field of omega ring sealing. The novel omega ring sealing protection device comprises a tube box barrel and a tube plate, an equipment flange tube pass is fixedly installed on the side wall of the tube box barrel, an equipment flange shell pass is installed on the side wall of the equipment flange tube pass, a shell pass barrel is installed on the side wall of the equipment flange shell pass, and the tube plate is installed between the equipment flange tube pass and the equipment flange shell pass. The equipment flange tube pass and the equipment flange shell pass are each provided with a first welding ring type sealing piece. According to the utility model, the second omega ring is arranged, so that once the wound gasket of equipment fails in sealing or is not tightly sealed, leaked media leak into the annular storage device of the omega ring through the gaps between the first welding ring type sealing element and the tube plate and between the first omega ring and the second omega ring, and therefore, a large amount of leakage is avoided, and the service life of the equipment is prolonged. And a good protection effect is achieved.

The invention discloses a non-circular expansion ring type sealing ring machining device and method, and solves the problems that a non-circular expansion ring type sealing ring mainly adopts a profiling lathe machining method, and adopts a traditional mode of hard profiling or mechanical profiling, so that a cam is easy to wear during machining, and the machining precision is further influenced. The non-circular expansion ring type sealing ring to be machined is clamped and fixed through the cover plate and the mandrel, natural expansion of the non-circular expansion ring type sealing ring is limited through the first outer ring, the non-circular expansion ring type sealing ring is limited through the second outer ring when the non-circular expansion ring type sealing ring is cut on the inner circle, the working size requirement of the non-circular expansion ring type sealing ring can be effectively met, the quality reliability of products is greatly guaranteed, and the machining efficiency is improved. And an effective guarantee is provided for the sealing effect.

The present invention relates to a design method for a split-ring type line, which includes: obtaining an initial flow path WON of the engine fan booster stage through S2 flow-through design; selecting a split-ring type line design area BOC section in the initial flow path WON; establishing a coordinate system OXY with the split point 0 of the split-ring type line design area BOC section as the origin; obtaining according to the coordinate system OXY: the coordinates of point O (0, 0), the coordinates of point B, the slope of point B, the coordinates of point C, the slope of point C; establishing an elliptic equation for the upper part OB section of the split ring in the coordinate system OXY, and solving to obtain the type line of the OB section; establishing an elliptic equation for the lower part OC section of the split ring in the coordinate system OXY, and solving to obtain the type line of the OC section; combining the type line of the upper part OB section of the split ring and the type line of the lower part OC section of the split ring to form a complete split-ring type line. The present invention can optimize the split-ring type line.

The utility model discloses an annular fluorescence excitation loop for transduction and synergy. The annular fluorescence excitation loop comprises a slide, a dichroscope, a first reflecting mirror, a second reflecting mirror and a third reflecting mirror which are sequentially arranged to form a closed-loop light path, the dichroscope is arranged on the laser and fluorescence signal emitting side of the slide, and the dichroscope is used for reflecting the incident laser to the first reflector and transmitting the fluorescence signal from the slide; the first reflector is used for receiving the residual laser reflected by the dichroscope and reflecting the residual laser to the second reflector; the second reflecting mirror is used for receiving the residual laser reflected by the first reflecting mirror and reflecting the residual laser to the third reflecting mirror; the third reflector is used for receiving the residual laser reflected by the second reflector and reflecting the residual laser to the slide; after the scheme is adopted, the laser utilization rate can be improved, so that the problem of low laser utilization rate in the prior art is practically solved.

The utility model discloses a novel mechanical snap ring type air door interlocking device which comprises a first air door, a second air door, connecting baffles and an air door interlocking mechanism, and the connecting baffles are installed on the first air door and the second air door respectively. Door frames of the first air door and the second air door are each provided with one air door interlocking mechanism, and the air door interlocking mechanism at the position of the first air door is connected with the second air door through an interlocking rope and a telescopic spring; and the air door interlocking mechanism at the second air door is connected with the first air door through another interlocking rope and a telescopic spring. When one air door is opened, the other air door is completely in a locked state and cannot be opened, so that the air flow of a roadway is isolated or the air quantity passing through the roadway is limited.

The utility model relates to the technical field of tubing tongs, in particular to a tooth mark-free tubing tong with a plate replacement type tension sensor, which comprises a fixed handle, a tong head fixedly connected to the side surface of the fixed handle, a clamping component movably arranged on the side surface of the tong head, and a positioning seat fixedly mounted on the side surface of the tong head. The top of the positioning seat is fixedly connected with a plate ring type tension sensor, the top of the plate ring type tension sensor is fixedly provided with a synchronous oil column, and the top of the tension sensor is fixedly connected with a display screen; the device has the beneficial effects that through the design of a plate ring type tension sensor structure, a top block, a display screen, a top block, an oil pipe groove and an oil inlet, clamping stress can be observed conveniently, screwing-on and screwing-off operation is assisted, damage caused by strong clamping of an oil pipe is reduced, in addition, polyurethane rubber and copper alloy inserts are arranged on the side faces of the semicircular clamping blocks, skid resistance can be achieved, and the service life of the oil pipe is prolonged. The clamping and fixing capacity is enhanced, damage of the clamp teeth to the oil pipe is eliminated, and the working efficiency of the oil pipe clamp is improved.

The invention provides a locking ring type synchronizer conical surface composite texture optimized multi-gear gearbox structure. The locking ring type synchronizer conical surface composite texture optimized multi-gear gearbox structure is characterized in that a gearbox is composed of a shell, an input shaft assembly, an output shaft assembly, a gear transmission mechanism, a synchronous gear shifting mechanism and a lubricating and cooling system. The shell is designed by integrating light-weight aluminum alloy and nano ceramic radiating fins, the input / output shaft improves the transmission stability through a high-precision bearing and an overload protection structure, the gear transmission mechanism optimizes the efficiency through a modification straight gear and a planetary gear train, and the synchronous gear shifting mechanism is connected with an electronic sensor through a composite texture lock ring. According to the gearbox, the problems that a traditional gearbox is insufficient in heat dissipation, large in gear shifting impact, low in lubricating efficiency and the like are solved, transmission efficiency is improved, and the gearbox is suitable for high-end equipment such as new energy automobiles and heavy machinery.

The utility model relates to the technical field of ring-type roasting furnaces, and discloses a ring-type roasting furnace for producing high-aluminum insulating refractory bricks, which comprises a ring-type roasting furnace, a feeding channel is fixedly mounted on the upper surface of the ring-type roasting furnace, an arc-shaped mounting groove and a fixing component are arranged on the upper surface of the feeding channel, and the fixing component is arranged on the ring-type roasting furnace. The fixing assembly comprises two fixing plates, the two fixing plates are fixedly connected to the front surface and the rear surface of the feeding channel correspondingly, multi-section air cylinders are fixedly mounted on the upper surfaces of the two fixing plates correspondingly, the telescopic ends of the two multi-section air cylinders are fixedly connected with a lifting plate, and two mounting plates are fixedly connected to the lower surface of the lifting plate. A circular plate is fixedly connected to the lower surfaces of the two mounting plates, a worker can conveniently and rapidly open the circular cover by arranging the fixing assembly, then the convenience of opening the circular cover is improved, and the practicability of the ring type roasting furnace for high-aluminum heat-insulating refractory brick production is improved.

The application discloses a device of a circular ring type plunger variable hydraulic pump, which comprises a base, a curved rod, a piston, a swing rod two, a rear cover, a connecting rod five, a connecting rod six, a compression bolt, a connecting rod eight and a main shaft two. The base is fixedly connected with the rear cover through welding. The outer side of the rear cover is in butt joint with a sealing gasket and a front cover, and the sealing gasket, the front cover and the rear cover are fixed through bolts. The device of the circular ring type plunger variable hydraulic pump can reduce the volume of the whole device in the axial direction while pumping oil. Only a given signal is needed to operate the driving circuit of the stepping motor, so that the stepping motor rotates at a corresponding speed and rotates a corresponding number of turns. The gear installed on the stepping motor drives the rack to move a corresponding distance, so that three groups of hinges move, the distance of the linear motion of the other end of the connecting rod two is changed, the included angle of the connecting rod one and the connecting rod three is changed, the swing angle of the swing rod one and the swing rod two is changed, and then the movement distance of the piston is changed, so that the variable oil pumping is realized.

The application discloses a kind of ring type winding packaging equipment for aluminium profile door and window, it is related to aluminium profile door and window packaging technical field, including rack and ring type winding mechanism, one end of the ring type winding mechanism is fixedly connected with mounting mechanism, the inside of the mounting mechanism is provided with gluing mechanism, the inside of the rack is provided with X-axis moving mechanism, the upper surface of the X-axis moving mechanism is placed with window frame, the inside of the mounting mechanism is placed with the corner guard that is adapted to the right angle of window frame, is provided with mounting mechanism, when ring type winding mechanism is used to wind window frame with winding film, before winding right angle, mounting mechanism will automatically be buckled to the right angle position of window frame with corner guard, without manual addition, both improve installation efficiency, reduce the labor intensity of staff, and enhance the applicability of the device, can satisfy the efficient and reliable winding protection needs in actual production.

The invention relates to the technical field of dust suppressant production, in particular to a dust suppressant production device and method based on a goods yard. The purification type discharging units are symmetrically arranged on the two sides of the top end of the dilution barrel and connected with the dilution barrel; the ring type water injection stirring unit is connected with the dilution barrel, and is connected with the purification type blanking units on the two sides; wherein the ring type water injection stirring unit comprises a self-rotation type supporting assembly, a synchronous water injection assembly, a reciprocating type stirring assembly and an automatic pressure control assembly, and the ring type water injection stirring unit is arranged, so that the reciprocating type stirring assembly can rotate around the circle center of the dilution barrel while rotating, and can do up-down reciprocating motion; therefore, the reciprocating type stirring assembly can make full contact with raw materials on the inner side of the diluting barrel, water can evenly flow into the diluting barrel, and the water and the dust suppressant are mixed more evenly.

According to the grate-layer material system, during actual operation, roasted pellets enter the vibrating screen from the discharging ore groove, and large-particle pellets on the screen are lifted by the bucket elevator through the large-ball articulated chute and then return to the grate-layer material bin through the feeding articulated chute to be recycled; and small-particle pellets under the screen are discharged to a finished-product sealing-tape machine through a small-ball elephant trunk. When the material level in the discharging ore groove is too high, redundant materials directly enter the finished product sealing-tape machine through the overflow pipe and the main elephant trunk, and the ore groove is prevented from being blocked. The grate-layer material system has a screening function and can realize automatic distribution of pellets. On one hand, broken pellets in the air bellow can be reduced, pipeline abrasion is reduced, the probability that the pellets are clamped on the grate bars is reduced, on the other hand, the air permeability of a material layer on the trolley can be improved, and the underfiring proportion of the bottom of the material layer is reduced. The invention further provides the ring type roasting machine.