262results about How to "Avoid distraction" patented technology

The invention provides a compression-resistant carton for logistics transportation, and relates to the technical field of compression-resistant cartons. A leakage-proof assembly is arranged in the packaging assembly. An inner protection assembly is arranged in the packaging assembly. A cross supporting assembly is arranged in the inner protection assembly; the two sets of overturning plates are rotationally connected into the outer packing box, and the interlocking inserting plates are mutually pressed when intersecting, so that dispersion caused by the weight of cargoes is avoided, the cargoes are conveniently prevented from leaking out of the bottom in a mutual pressing mode, and the problem that for an existing traditional pressure-resistant carton, the weight of the cargoes is too large is solved. The problem that when cartons and goods are transported, if the cartons are heavy, the adhesive tape cannot support the weight of the cartons and the goods, and the cartons are prone to leaking out of the bottom and being damaged is solved through the technical scheme that the cartons and the goods are usually subjected to adhesion forming treatment through the adhesive tape after being treated through indentation equipment.

The invention relates to the technical field of bearing detection, in particular to bearing detection equipment for bearing production and processing. The speed measurement sensor is arranged on the top surface of one side of the test bench, is matched with the layout of the ball cylinder and is used for monitoring the rotating speed of the inner ring and the outer ring of the bearing; the clamping parts are arranged on the two sides of the partition of the test board respectively and used for fixing the positions of inner and outer rings of the bearing; and the switching parts are symmetrically arranged in the test board and are matched with the rotation of the turntable and are quickly switched so as to push the inner ring or the outer ring of the bearing to rotate for rotating speed test. Through the clamping part and the switching part which are operated together, the movement of the inner clamping plate and the outer clamping plate is controlled by utilizing different rotating directions of the turntable, so that the bearing is accurately clamped and fixed at different ring positions according to the detection condition, and then the turntable rotates to synchronously push the air pipe to change the position, so that the inner and outer ring detection of the bearing can be independently operated; therefore, more comprehensive bearing detection is achieved, and double improvement of simple and convenient operation and detection precision is realized.

The invention discloses an underground water extraction and reinjection circular treatment device, and relates to the technical field of underground water treatment.The underground water extraction and reinjection circular treatment device comprises an equipment frame, a servo motor is fixedly installed above the equipment frame, and a transmission shaft is fixedly installed at the output end of the servo motor; a supporting plate is fixedly installed on the inner wall of the equipment frame, the end, away from the servo motor, of the transmission shaft rotationally penetrates through the upper wall and the lower wall of the supporting plate, a water outlet pipe fixedly penetrates through the surface of the equipment frame, and a water inlet pipe fixedly penetrates through the bottom of the equipment frame; the purification device comprises a separation frame, a fixing rod, a sleeve, a lifting frame, a purification frame, a filter plate and a fixing plate, the underground water extraction and reinjection circulation treatment device can effectively remove peculiar smell and colored pollution under the action of activated carbon, meanwhile, large-particle impurities are effectively removed, and the purification effect on underground water is improved.

The invention discloses a picture mounting metal outer frame laser cutting machine with a dust removal structure, and belongs to the technical field of laser cutting. The picture mounting metal outer frame laser cutting machine comprises a workbench and a portal frame capable of moving in the length direction of the workbench; a plurality of placement blocks are uniformly arranged on the upper surface of the workbench in the length direction, placement grooves are formed in the placement blocks, an air suction purification mechanism is arranged on the portal frame and comprises two air suction pipes, and one ends of the two air suction pipes penetrate through the two sides of the portal frame correspondingly to be connected with air suction hoods; circular dustproof nets are arranged on the sides, close to each other, of the two air suction hoods; during cutting, according to different cutting directions, harmful gas generated by cutting can be effectively adsorbed and purified, metal dust is recycled, pollution to equipment and the environment is reduced, and resource waste is reduced.

The invention relates to the field of machining equipment, in particular to numerical control tool surface turning finish machining equipment which comprises a clamp, a tool bar is fixedly clamped on the clamp, a turning tool is fixedly mounted at the left end of the tool bar, a mounting plate is fixedly mounted on the front side of the clamp, and a shielding mechanism used for protecting the turning tool is arranged on the mounting plate. The turning tool is shielded and protected through the shielding cover, so that the situation that the turning tool vibrates due to the fact that chips generated when a workpiece rotates and rolls up collide with the turning tool is prevented, the cutting precision of the inner surface of a deep hole is guaranteed, the shielding cover and the tool bar can be connected together through the connecting assembly, and the working efficiency is improved. The stability of the tool bar is improved through the shielding cover, vibration can be absorbed through a rubber pad in the connecting assembly, vibration generated when chippings impact on the shielding cover is prevented from being transmitted to the tool bar, the stability of the tool bar and the turning tool is further guaranteed, and the turning precision is improved.

The invention discloses a compressive property detection device for tempered glass production and a detection method, and relates to the technical field of tempered glass production, the compressive property detection device comprises a bottom plate, the middle position of the upper surface of the bottom plate is provided with a bearing table, and the bearing table is used for placing glass; the pressurizing mechanism is mounted on the upper surface of the bottom plate, vertically corresponds to the bearing table and is used for applying pressure to the glass; the electric sliding table mechanism is installed on the upper surface of the bottom plate, and the moving end of the electric sliding table mechanism moves in the length direction of the bottom plate. And the liquid coating mechanism is mounted on one side of the moving end of the electric sliding table mechanism and is used for coating the surface of the glass with a layer of non-Newtonian liquid so as to prevent the glass from being sputtered all around when the glass is broken. According to the invention, the non-Newtonian liquid is coated on the outer side of the glass, and when the glass is broken in a compression resistance test process, the liquid is rapidly converted into a high-viscosity state due to a shear thickening effect to form a temporary barrier to effectively adhere and capture high-speed flying glass fragments, so that the splashing phenomenon of the glass fragments is obviously reduced.

The invention relates to the technical field of powder coatings, in particular to high-fluidity superfine molding powder and a preparation method thereof. The high-fluidity superfine plastic powder comprises the following components in parts by weight: 40-50 parts of epoxy resin, 15-25 parts of a curing agent, 2-4 parts of a catalyst A, 3-5 parts of a plasticizer, 5-8 parts of polyacrylic acid and / or polyacrylate, 3-5 parts of a silane coupling agent, 10-20 parts of filler and 4-6 parts of other auxiliaries, the curing agent at least comprises a fluorine modified amine curing agent; and the median particle size D50 of the powder coating is 10-20 [mu] m. The powder coating adopting the epoxy resin / fluorine-modified amine curing agent system has better flowability and uniformity, charged powder particles can be guided to the surface of a workpiece under the action of an electric field to form a uniform thin coating, the powder particles are easier to carry charges with the same polarity, repulsive force among the particles is increased, and the powder coating can be applied to the surface of the workpiece. Uniform dispersion of powder particles can be kept, and the phenomenon of particle agglomeration is reduced.

The utility model discloses an environment-friendly smoking oven for bacon processing, and relates to the technical field of bacon processing, the environment-friendly smoking oven for bacon processing comprises a box body, one side of the box body is fixedly provided with an oil removing box, the oil removing box is communicated with the interior of the box body, the interior of the box body is provided with a placing frame and a filtering mechanism, and the placing frame is provided with a plurality of air holes. The filtering mechanism is located at the bottom of the containing frame, a combustion box is arranged on one side of the box body, a connecting hose is fixedly connected to the combustion box, and one end of the connecting hose penetrates into the box body and extends into the box body, so that the moving frame moves, and then the smoke conveying pipe moves; according to the device, the filtering mechanism is arranged in the box body, so that smoke sprayed by the smoke conveying pipe is uniformly dispersed at the bottom of the filtering mechanism, the filtering effect of the filtering mechanism on the smoke is improved, the smoke is prevented from being locally filtered by the filtering mechanism, the smoke is conveniently dispersed in the box body, the preserved meat is better smoked, and the smoking effect is improved.

The invention provides a digital pathological image scanner with a light source, which comprises an arc-shaped shell, a controller and an objective lens mechanism, and is characterized in that the bottom of the arc-shaped shell is provided with a rack, the rack is provided with a first screw rod, the first screw rod is provided with a first moving block, the first moving block is provided with a cleaning mechanism, and the first moving block is provided with a second cleaning mechanism; an inlet is formed in one side of the arc-shaped shell, a U-shaped frame used for sealing the inlet is arranged on the inner wall of the arc-shaped shell in a sliding mode, a first electric push rod, a second electric push rod and a moving mechanism are sequentially arranged on the bottom face of the partition plate, the first electric push rod is connected with a fan cover, and the second electric push rod is connected with an electrostatic suction head. The bottom of the moving mechanism is connected with an objective mechanism. The cleaning mechanism and the cleaning mechanism are adopted to ensure that the surface of the pathological tissue slide conveyed to the scanner objective lens is clean and dust-free and the upper surface of the slide close to the objective lens is not provided with static charges, and the objective lens is kept clean, so that the cleaning period of the scanner objective lens is shortened and the scanned image quality is improved.

The invention discloses a discharging control device and method for a rock wool production line, and relates to the technical field of rock wool production lines, the discharging control device comprises a supporting frame, the inner wall of the supporting frame is rotatably mounted on a transmission roller, a conveying belt is arranged on the circumferential surface of the transmission roller, and a driving motor fixedly penetrates through the surface of the supporting frame; the output end of the driving motor is fixedly connected with the transmission roller, and a discharging mechanism is arranged on the surface of the supporting frame. Wherein the compaction device comprises a carrying frame, a placing plate, a compression roller, a servo motor, a sliding plate, a first spring, a holding rod, a door-shaped rod, a pushing plate, a second spring and an abutting plate, the carrying frame is fixedly installed at the top of the supporting frame, the placing plate is slidably installed on the inner wall of the carrying frame, rock wool fibers are effectively extruded through reciprocating movement of the pushing plate, and the rock wool fibers are compacted. Loose rock wool fibers are prevented from being dispersed towards the two sides of the conveying belt in the compaction process, and the stability of the compaction effect is ensured.

The invention relates to an elution phase, an oil gel bead preparation and a preparation method of the oil gel bead preparation, the surface of the oil gel bead preparation does not wrap a wall material, and the oil gel bead preparation is prepared from 50-80 parts by weight of isononyl isononanoate, 10-20 parts by weight of trimethylsiloxyphenyl polydimethylsiloxane, 0-20 parts by weight of stearyl alcohol and / or 0-15 parts by weight of behenyl alcohol, 1-10 parts by weight of dextrin palmitate and 0-10 parts by weight of rosa palmifolia fruit oil according to 100 parts by weight. The obtained oil gel bead preparation is good in forming effect and more uniform in surface and size distribution, so that the oil gel bead preparation is more attractive, the oil gel bead preparation is melted once being smeared, and the phenomenon of mud rubbing is avoided. Besides, the oil gel bead preparation can be used for embedding fat-soluble active matters, the components are simpler, and the particle size of the oil gel bead preparation can be controlled, so that the oil gel bead preparations with different particle sizes can be obtained and can be applied to different types of cosmetics.

The invention relates to the technical field of cement calcination rotary kilns, in particular to a cement clinker calcination rotary kiln which comprises a kiln body barrel, and the high end of the kiln body barrel is connected with a feeding hopper through a separation adjusting mechanism. When the cement clinker is calcined, the adjusting driving group in the separation adjusting mechanism is matched with the multiple on-off connecting groups according to requirements to carry out on-off adjustment on the corresponding conveying pipelines and the branch pipes, so that when raw material powder enters the conveying pipelines communicated with the branch pipes, the conveying pipelines are in a full pipe state, and the raw material powder is uniformly mixed with the branch pipes. Therefore, the problems that flue gas enters the material conveying pipeline which is conveying the raw material powder from the main pipe and the branch pipe which are connected with the kiln body cylinder, the flue gas blows the raw material powder, and flue gas waste heat cannot be well utilized are solved.

The present invention relates to the field of computer technology, and discloses a host device of a computer, comprising a chassis, a cover plate, a mounting plate, an exhaust fan, an exhaust pipe, and a connecting seat. The cover plate is fixed to the chassis by bolts, the mounting plate is arranged at the inner wall of the chassis, the exhaust fan is mounted on the mounting plate, the mounting plate is used to install host components, the exhaust pipe is vertically fixed to the plate surface of the cover plate, one end of the exhaust pipe penetrates the plate surface of the cover plate and is provided with a protective net, the other end of the exhaust pipe is fixedly connected to the connecting seat, an exhaust channel is opened on the connecting seat, when the cover plate is matched and mounted on the chassis, the connecting seat and the frame of the exhaust fan are matched and contacted, when the host device is working, the exhaust fan extracts the hot gas in the chassis, and then discharges it through the connecting seat and the exhaust pipe, and by transporting and discharging the hot gas through pipelines, it can be prevented that the hot gas is dispersed everywhere in the chassis, and the efficiency of sucking out the hot gas is improved, thereby improving the heat dissipation and cooling of the host device.

The invention relates to a digital exhibition hall server based on 3D scene editing and an application method of the digital exhibition hall server, a panoramic editor realizes a tool for migrating an exhibition industry from a traditional offline mode to an online mode, and helps a customer to build an online exhibition hall with characteristics or restore an offline exhibition hall in a one-to-one mode according to requirements to carry out online channel publicity. And meaningless multimedia information waste and marketing cost are fully reduced. By matching with the VR virtual roaming technology, audiences and visitors can browse exhibition halls all over the country without going out through the Internet, enterprise understanding and understanding of customers are enhanced, more useful information can be mastered through interaction, and higher influence and pertinence are achieved. The panorama editor can enable the user to preview the cloud exhibition hall online and provide sensory experience the same as that of entity exhibition. VR and other virtual reality online exhibition can be provided, a certain degree of interaction is provided, interactivity is provided, the attention of audiences is prevented from being distracted, and the audiences are concentrated on exhibition content.

The invention discloses a coal-fired power plant constant-temperature monitoring fire coal drying device, and belongs to the technical field of fire coal drying, the coal-fired power plant constant-temperature monitoring fire coal drying device comprises a drying bin, a sliding door assembly is arranged on the side wall of the drying bin, a hot air blower is fixedly installed on the side wall of the drying bin in a penetrating mode, an exhaust assembly is fixedly connected to the side wall of the drying bin, and a material pressing assembly is fixedly installed on the side wall of the drying bin in a penetrating mode; according to the device, by arranging the structures such as the air exhaust assembly and the material pressing assembly, the air pressure in the drying bin can be kept stable, coal powder flowing along with air in the drying bin can move into a material pressing frame, the dust falling assembly is fixedly installed on the top of the material pressing assembly, and the temperature monitor is fixedly installed on the side wall of the drying bin in a penetrating mode; and after accumulation for a certain time, the pulverized coal is extruded and formed through the combined action of a baffle, a material pressing frame and an extrusion block, then pushed into the conveying frame and moved into the drying bin again through the conveying frame, so that the collected pulverized coal can be dried, and follow-up use is facilitated.

The utility model relates to the technical field of valve element machining, and discloses an adjusting valve element machining feeding mechanism which comprises a conveying platform, supporting columns are fixedly connected to the left sides of the front end and the rear end of the conveying platform, a supporting plate is fixedly connected to one end of the inner side of each supporting column, and sliding blocks are slidably connected to the two sides of the inner wall of each supporting plate. One end of the inner side of each sliding block is fixedly connected with a connecting block, the rear end of each connecting block is connected with a driving gear through a rotating assembly, the front side of the bottom end of the supporting plate is fixedly connected with a toothed plate, the bottom end of each connecting block is fixedly connected with a first electric push rod, and the driving end of each first electric push rod is connected with the fixing plate through a clamping assembly. According to the valve element feeding device, the first electric push rod is driven to drive raw materials on the supporting base to move upwards and move leftwards through the connecting block, so that the raw materials are driven to move leftwards for feeding, valve elements can be automatically fed into a grinding machine to be machined, the strength of workers is reduced, and the feeding efficiency is improved.

This invention relates to an intelligent yarn production drawing frame and its usage method, belonging to the field of yarn processing technology. The drawing frame includes a drawing main unit, a trumpet-shaped guide, a coiler, a guide frame, and a can changing frame. It also includes multiple self-locking clamps detachably mounted on the guide frame and a can rotating base mounted on the can changing frame. The self-locking clamps include an inclined guide base and a wedge block slidably disposed therein. When the yarn passes through the guide base, the wedge block is driven upward by tension. When the tail yarn detaches, the wedge block slides down under gravity to lock the tail yarn, preventing high-speed whipping. The can rotating base includes a rotating disc and a flip-up feed tray. When the weight of the can tilts, the relative position of the coiler outlet and the can is automatically adjusted to ensure uniform yarn accumulation. This drawing frame effectively solves the problems of yarn breakage caused by tail yarn whipping, equipment entanglement, and uneven yarn accumulation caused by can tilting, thus improving production continuity and yarn quality.

The invention discloses a bus type vacuum generator, which relates to the technical field of vacuum generator connection and comprises a vacuum breaking valve, a vacuum generator and a vacuum pressure switch, the vacuum breaking valve is used for realizing opening and closing of a circuit in a vacuum state, the vacuum breaking valve internally comprises a breaking valve PCB (printed circuit board), a signal integration PCB and a transition PCB, and the vacuum generator is connected with the vacuum pressure switch. And the vacuum pressure switch internally comprises a duplex PCB (Printed Circuit Board). Signal transmission of the vacuum breaking valve, the vacuum generator and the vacuum pressure switch is concentrated on the signal integration PCB, full integration of vacuum signals is achieved, integration and centralized processing of all the signals are achieved, the bus controller can process the signals of the vacuum breaking valve, the vacuum generator and the vacuum pressure switch, and the bus controller can process the signals of the vacuum breaking valve, the vacuum generator and the vacuum pressure switch. The problems that most of existing vacuum devices are controlled in a discrete mode, and a vacuum breaking valve and a vacuum pressure switch are controlled independently are effectively solved, and meanwhile the problems that a large number of wires are connected and signals are scattered are effectively solved.

The present application relates to the technical field of shale gas sampling, in particular to a shale gas exploitation sampling device and method, the device comprises a box body and an inspection door, a filter box is arranged in the upper middle part of the box body, a low-temperature box is arranged in the lower middle part of the box body, an adsorption box is arranged in one end of the box body, a shunt pipe is arranged on the inner wall of the bottom end of the low-temperature box, a cooling mechanism for low-temperature water removal is arranged in the low-temperature box, a filtering mechanism for automatic filtering and automatic cleaning is arranged in the filter box, an adsorption mechanism for adsorption is arranged in the adsorption box, and a connecting mechanism for connecting a sampling pipeline is arranged in one end of the box body. The device can be suitable for sampling pipelines of different sizes and shapes, can ensure the firmness and sealing property of the connection, can automatically sample and purify different shale gases comprehensively, and can ensure the accuracy and sufficient amount of sampling.

The utility model relates to the technical field of PVC (polyvinyl chloride) plastic recovery, and discloses a PVC plastic recovery crushing device which comprises a crushing machine shell and two crushing rollers, a driving shaft is fixedly mounted on the inner wall of each crushing roller and penetrates through the inner wall of the crushing machine shell through a bearing, the number of the crushing rollers is two, and the crushing rollers are fixedly mounted on the inner wall of the crushing machine shell. The driving shafts in the two crushing rollers are in transmission connection through a gear, and a material guide mechanism is fixedly mounted at the top of the crusher shell. The material guiding mechanism comprises a feeding hopper, the feeding hopper is fixedly installed at the top of the pulverizer shell, the interior of the feeding hopper communicates with the interior of the pulverizer shell, a PVC plate is guided to the position between the two feeding rollers through a material guiding plate in the feeding hopper, and the PVC plate is conveyed towards the pulverizing rollers through the two rotating feeding rollers. When one end of the PVC plate is crushed by the crushing roller, the other end of the PVC plate is clamped and limited by the two feeding rollers and cannot pop out, and residual pieces crushed by the crushing roller can be blocked by the feeding rollers when popping up.

The invention relates to a flame burner used in a solid oxide fuel cell (SOFC) system. Comprising a first pipe fitting and a second pipe fitting, the first pipe fitting is arranged at an opening in the upper end of the second pipe fitting in a sleeving mode, a combustion chamber is arranged in the first pipe fitting, a rotational flow plate connected to the opening in the upper end of the second pipe fitting is arranged in the second pipe fitting, and an oxidizing agent hole communicated with cathode tail gas of a combustion improver and a fuel hole communicated with anode tail gas of a combustible are formed in the rotational flow plate. The oxidant hole and the fuel hole are respectively communicated with the combustion chamber, the oxidant hole comprises a side wall rotational flow hole and a plane groove type rotational flow hole, the rotational flow directions of the side wall rotational flow hole and the plane groove type rotational flow hole are opposite, and an ignition needle extending into the combustion chamber is arranged on the rotational flow plate. Through the side wall rotational flow holes and the plane groove type rotational flow holes, the retention time of fuel in the combustion chamber is prolonged, direct contact between a high-temperature area for combustion and the wall face of the combustion chamber is hindered, the side wall rotational flow holes adopt a large-angle internal rotation mode to avoid fuel dispersion, and the equivalence ratio of a main combustion area is controlled to be about 1 as much as possible through area distribution.

The utility model discloses a tensile force testing machine which comprises a testing machine table for placing a display screen, a material pressing assembly and a tensile force testing assembly positioned above the material pressing assembly, the tension testing assembly comprises a tension testing head, a horizontal displacement module and a Z-axis displacement module, the tension testing head can be driven by the horizontal displacement module and the Z-axis displacement module to move in the horizontal or vertical direction, and the material pressing assembly comprises a pressing support located above the testing machine table; the pressing support is provided with at least one group of downward pressing components along the length direction, each downward pressing component comprises a downward pressing driving part and a downward pressing plate, and the downward pressing driving parts can drive the downward pressing plates to move downwards so as to press one side, close to the golden fingers, of the display screen on the surface of the testing machine table. The device detects whether the gluing fixation of the display screen and the golden finger is stable or not, ensures the stability of signals when the display screen is used subsequently, and is simple in structure and high in applicability.

The utility model belongs to the field of polisher, concretely relates to a polisher with dust extraction mechanism, including base, the upper end left part fixed mounting of base has dust extraction cover, be provided with sealing mechanism on the dust extraction cover, the inside fixed connection of base has dust collection box, the back surface fixed mounting of dust extraction cover has dust extraction pipe, the upper end fixed mounting of base has support, the inside sliding connection of dust collection box has collection box, the front surface fixed connection of collection box has sealing cover, the inside fixed mounting of dust collection box has dust collector. The utility model adds dust extraction cover, dust collection box and collection box etc. structure on the base, can pass through the suction force that dust collector produces in the process of using, the suction force can pass through dust extraction cover and absorb the debris that the plate surface polishing produces, can store centrally in the inside of collection box after absorption, thereby can avoid the dispersion of debris, and the subsequent processing can be carried out.

The invention relates to a high-intensity focused ultrasound-assisted laser lift-off method, and belongs to the technical field of silicon carbide wafer lift-off. The method comprises the following steps: a, forming a modified layer: providing a silicon carbide crystal ingot, positioning a laser focus point F of a pulse laser ray L at a preset depth in the silicon carbide crystal ingot by adopting the pulse laser ray L with the wavelength permeable to the silicon carbide crystal ingot, and forming the modified layer in the silicon carbide crystal ingot by relatively moving the silicon carbide crystal ingot and the laser focus point F; and b, a wafer stripping step: providing a high-intensity focused ultrasound generating device. According to the invention, the fundamental innovation of the stripping mechanism is realized, the stripping efficiency is high, the action position is accurate, and the damage is more controllable; energy is highly concentrated and precisely acted, energy dispersion is avoided, and the stripping precision is improved; process integration is achieved through synchronous machining, the problems of secondary clamping, interface re-healing and the like are avoided, and efficiency and consistency are improved; the thermal damage and the mechanical damage are obviously reduced; by adjusting the focus position, the system can adapt to complex structures and deep modification.

The utility model relates to a liquid outlet nozzle and an atomizing device, the liquid outlet nozzle comprises a body, an inserting opening with a downward opening is formed in the body, a liquid outlet hole is formed in the top wall of the body, the lower end of the liquid outlet hole is communicated with the inserting opening, a drainage groove is further formed in the outer side of the body, the drainage groove is arranged in an inclined mode, and the liquid outlet hole is communicated with the liquid outlet hole. One end of the drainage groove penetrates through the side wall of the body, the other end of the drainage groove penetrates through the top wall, the drainage groove avoids the liquid outlet hole, the boundary line of the groove bottom of the drainage groove and the top wall is a first boundary line, and a preset distance is reserved between the first boundary line and the liquid outlet hole. The liquid outlet nozzle can limit the flow direction of the high-pressure air flow and prevent the high-pressure air flow from being dispersed, so that the liquid can be fully atomized, and atomized liquid drops are finer and smoother.

The utility model discloses a deep-groove long-stroke loudspeaker T iron, which comprises a columnar core shaft, an annular substrate is fixed on the peripheral side of the bottom end of the columnar core shaft, and heat dissipation holes are formed in the annular substrate; a through hole is formed in the center of the columnar mandrel, an inward convex arc is arranged in the through hole, a third hole communicated with the through hole is formed in the upper end of the through hole, and an arc surface is connected between the inner wall of the lower end of the through hole and the bottom surface of the annular base plate; a first step ring is arranged on the outer wall of the columnar mandrel. The inner convex arc is beneficial to heat reflection and dissipation and facilitates heat dissipation, and the first step ring is arranged to reduce the gravity of the cylindrical core shaft under the condition that the cylindrical core shaft is long, so that the vibration stroke of the voice coil is increased, and the power of the loudspeaker is improved. The axes of the heat dissipation holes are parallel to the axis of the columnar mandrel. The heat dissipation holes comprise first holes and second holes, and the first holes and the second holes are different in diameter so that the inner walls of the heat dissipation holes can form a step shape. The step-shaped heat dissipation holes facilitate heat dissipation.

The utility model discloses a self-cleaning type air filter which comprises an air filter housing, a vertically-placed air filter element is installed in the air filter housing, a positioning sleeve is installed on the outer wall of the bottom of the air filter housing through an opening, the inner wall of the positioning sleeve is connected with a sliding pipe in a sliding mode, and the sliding pipe is connected with the air filter element in a sliding mode. A hollow lifting disc is fixedly arranged on the outer wall of the top of the sliding pipe, blowback air holes distributed at equal intervals are formed in the outer wall of the hollow lifting disc, and the outer walls of the blowback air holes are slidably connected with the inner wall of the air filter element. According to the utility model, gas is input into the blowback pipe through the gas guide pipe by the compressor, the gas in the blowback pipe is input into the sliding pipe through the positioning sleeve, the gas in the sliding pipe is input into the hollow lifting disc and is discharged from the blowback gas holes, and the gas can be concentrated through the hollow lifting disc to wash a specified area in the air filter element; air dispersion is avoided, and the flow speed of gas flushing the air filter element can be increased.

The utility model belongs to the technical field of cigarette filter stick forming, and particularly relates to a particle filter stick feeding device which comprises a stock bin located above a cigarette gun front bottom plate assembly, a guide groove for a yarn belt to move is formed in the cigarette gun front bottom plate assembly, a protruding strip is arranged at the bottom of the stock bin and extends into the guide groove, and the protruding strip and the inner wall of the guide groove are arranged in a spaced mode. A discharge hole communicated with the interior of the stock bin is formed in the bottom of the convex strip; the material stirring device further comprises a material stirring wheel and a rotary driving part, the material stirring wheel is rotationally arranged in the end, facing the downstream direction of the material guiding groove, of the material bin, an opening is formed in the side wall of the end, facing the downstream direction of the material guiding groove, of the material bin and laterally penetrates through the protruding strip, and the material stirring wheel penetrates through the opening and the discharging opening. The rotating axis of the material stirring wheel is arranged in the width direction of the material guide groove, and the lowest point of the wheel face of the material stirring wheel is lower than the top of the material guide groove. According to the utility model, the discharge of the stock bin is more uniform, the distribution uniformity of particles on the galloon is higher, and the forming quality of particle filter sticks can be improved.

Provided are a cloud platform docking debugging method and apparatus, an electronic device, and a storage medium. The cloud platform docking debugging method includes steps below. According to debugging application information of a to-be-debugged application, a target Internet of Things device is determined from multiple candidate Internet of Things devices provided externally by the cloud platform, and the target Internet of Things device is allocated to the to-be-debugged application. Docking and debugging between the target Internet of Things device allocated to the to-be-debugged application and the to-be-debugged application on a development end side are controlled. The candidate Internet of Things device includes an Internet of Things device that is pre-built and accessed through the cloud platform and provides externally, as a public resource, a debugging service.

The present invention discloses an assembled moisture-proof floor with an embedded assembly structure, which belongs to the technical field of assembled floors, and includes a floor body, a moisture-proof mechanism is fixedly connected inside the floor body, a clamping mechanism is provided on both sides of the inner cavity of the floor body, and the floor body is connected to a connecting mechanism through the clamping mechanism, and a limiting mechanism is provided on both sides of the floor body, and the limiting mechanism is fitted with one side of the connecting mechanism. In the present invention, by setting a clamping mechanism, the waterproof effect of the fixing seat and the fixing rod is guaranteed, and the durable life of the assembly components is guaranteed, and the floor body is assembled by screwing the clamping plate into the limited assembly, so that the floor body can be quickly and conveniently disassembled, so that the influence of water immersion can be significantly reduced while the floor body is quickly assembled, and the reusability after disassembly is improved, so as to meet the sustainable use needs of the assembled floor.