52results about How to "Avoid outflow situations" patented technology

The invention relates to the technical field of welding equipment, in particular to a welding device for synchronously recycling welding flux. The welding device comprises a welding flux box for storing welding flux and an airflow power device, wherein a discharging pipeline and a recycling pipeline are arranged on the welding flux box; a discharging port for discharging the welding flux is arranged on the discharging pipeline; a sucking port for recycling the welding flux into the welding flux box is arranged on the recycling pipeline; the airflow power device is used for forming negative pressure at the sucking port to suck the welding flux into the recycling pipeline, and forming a conveying airflow in the recovery pipeline to convey the sucked welding flux into the welding flux box; and the welding flux box is also provided with a charging port. By means of the welding device, on one hand, the welding flux in the welding flux box can be supplemented and supplied; and on the other hand, the recycling efficiency of the welding flux is accelerated.

The invention relates to an automobile sheet metal repairing method, which mainly comprises the following steps: equipment inspection, plate fixing, plate detection, plate repairing and plate taking.Automobile sheet metal repairing equipment comprises a mounting frame, a detection kit and a repairing kit, and the detection kit and the repairing kit are sequentially arranged on the mounting framefrom inside to outside. The automobile sheet metal repairing device provided by the invention can solve the following problems existing in repairing treatment of an existing automobile plate: a, during repairing treatment of the existing automobile plate, repairing is often carried out in a manual knocking manner, so that the situation of omission or uneven repairing often occurs in deformation ofthe automobile plate, the repairing effect is influenced, and the workload of staff is increased; and b, after the existing automobile plate is knocked and repaired, tiny pits still exist on the surface of the automobile plate and are not easily observed by naked eyes in time, so that a reworking phenomenon is easy to occur during production, the workload of staff is greatly increased, and the production efficiency is slowed down.

The invention discloses a wet pulverizer. The pulverizer comprises a rack, a pulverizing device and a gas flow device, wherein a pulverizing cavity is formed in the pulverizing device, a pulverizer head is arranged in the pulverizing cavity, the feeding end of the pulverizing cavity communicates with a feeding mechanism, and the discharging end of the pulverizing cavity communicates with a gas-liquid separation bin; the gas flow device is provided with a first jetting mechanism and a second jetting mechanism, the first jetting mechanism is installed on the feeding end of the pulverizing cavity, and nitrogen jetted by the first jetting mechanism forms a gas seal on the feeding end of the pulverizing cavity; and the second jetting mechanism is installed in the pulverizing cavity, and nitrogen flow jetted by the second jetting mechanism forms a gas flow barrier on the circumferential side of the pulverizer head. According to the low-temperature pulverizer, the gas seal formed through jetting of the first injection mechanism and the gas flow barrier formed through jetting of the second injection mechanism are utilized, so that the pressure stability of the inner side and the top of thepulverizing cavity can be kept, the vibration phenomenon caused by high and low difference of pressure values inside and outside the pulverizing cavity due to feeding and discharging is relieved, andthe operation stability of the pulverizer is improved.

The invention relates to the technical field of welding processes, and discloses an LED circuit structural part and a welding process thereof. The welding process comprises the following steps that 1)a welder must wear anti-static gloves, anti-static wrists and anti-static work clothes, an electric soldering iron must be grounded, a workbench is an anti-static workbench, LED lamps to be welded andPCBs are flatly placed on the workbench, and bare-handed touch of two terminal pins of each LED lamp is strictly forbidden; and 2) the LED lamps are inserted into wire holes in the PCBs according tothe original circuit diagram design, and then welding is conducted one by one from left to right or from top to bottom. According to the LED circuit structural part and the welding process thereof, welding discs of the PCBs and the pins of the LED lamps are accurately preheated, so that the situation that the LED lamps are damaged or welding points do not reach the standard in the welding processis avoided; and finally through appearance inspection and repair treatment, the situation that welding does not reach the standard or products which do not reach the standard flow out is avoided, andthe effect of simple, convenient, efficient and accurate welding is achieved.

The invention relates to the field of PLC circuit boards, and discloses a PLC circuit board conveying device. The PLC circuit board conveying device comprises a circuit board conveying rack, a circuitboard conveying sliding groove and a circuit board shifting mechanism, wherein the circuit board conveying sliding groove and the circuit board shifting mechanism are fixed to the circuit board conveying rack; the conveying rack is fixed to a workbench; the circuit board conveying sliding groove is matched with a plurality of PLC circuit boards, and the circuit board conveying sliding groove is connected with an electrostatic eliminating device, a circuit board washing device, a circuit board drying device and a circuit board overturning and air-drying device; the circuit board shifting mechanism is in contact with the PLC circuit boards and is connected with the circuit board conveying sliding groove; the circuit board conveying sliding groove is used for embedding a plurality of PLC circuit boards; and the circuit board shifting mechanism is used for shifting the plurality of PLC circuit boards to be conveyed forwards. By arranging the circuit board shifting mechanism, the size of the whole conveying device is reduced, and the occupied space of equipment is reduced.

The invention discloses a supporting structure for a building. The supporting structure comprises a first protective plate and a second protective plate. The first protective plate and the second protective plate surround the periphery of the outer side of the column body; fasteners are arranged on the upper side and the lower side of the first protective plate, a threaded rod is connected betweenthe fasteners on the left side and the right side, an auxiliary vibrator is arranged on the right side of the first protective plate, each fastener comprises a clamping plate, a fixing block is arranged on the outer side of the clamping plate, and the threaded rod penetrates through the fixing blocks and the clamping plates. According to the supporting structure for the building, the corner protection device is arranged, the main spiral grains and the auxiliary spiral grains on the fixing rod are mutually meshed, fixing rod is rotated, the fixing rod drives the fixing plate to continuously extrude the included angle position of the first protection plate and the second protection plate, the stability of the included angle is enhanced, the situation that concrete seeps out of the includedangle or the included angle is expanded to cause concrete to flow out is avoided, the fixing angle plate is inserted into the angle groove, the corner protection devices at the upper and lower positions are connected for fixing and thus the stability is further improved.

The invention relates to a device for removing powder coating. The device comprises a powder recovery chamber (1) and an accommodation unit (2) arranged outside the powder recovery chamber (1). A suction fan (4) for sucking an accommodation substance, that is, powder, into the powder recovery chamber (1) through a suction tube (3) is arranged at one end of the accommodation unit (2). An air outlet of the suction fan (4) extends to the other end of the accommodation unit (2) through a blowing tube (5). According to the device for removing powder coating, powder is removed through the air flowing principle, and mechanical treatment is achieved; compared with a traditional manual powder removing mode, the device is easy to operate and good in powder removing effect.

The invention relates to the technical field of agriculture equipment, and concretely discloses a method for improving corn seeding efficiency. According to the invention, three stirring wheels arranged in an equilateral triangle are arranged in a storage bin of a corn seeder by the method, when the driving wheels rotate, the three stirring wheels rotate synchronously, the corns on a top layer anda bottom layer of the storage bin are stirred, the corn circulation speed is greatly improved, and the obstruction of the corns in the storage bin can be avoided; a plurality of discharge pipes are used and the spacing of the discharge pipes is adjusted to be the same as the required plant spacing, so that a plurality of seeds are discharged in a single time, and the spacing of the seeds is the same as the plant spacing, so that accurate and efficient seeding is achieved; a sealing plate and a discharge opening can alternately pass through the bottom of a first flow tube, so that the seed arrangement can be stopped after a group of seeds is discharged, the required plant spacing can be set between different groups of seeds, and the seeding effect can be improved.

According to the dosing device for the water treatment system, through the push rod, on one hand, due to the fact that the size of a rubber block is the same as that of a square groove, the situation that drug residues occur in the square groove can be avoided, and the dosing efficiency and effect are improved in a disguised mode; on the other hand, some accumulated liquid remaining on the inner wall in the square tank can be cleaned by rotating the cleaning assembly, the situation that when a worker treats different water according to the water treatment system, chemicals need to be replaced, so that new chemicals and remaining chemicals influence each other, and the water treatment effect is reduced is avoided, and the cleaning assembly is fixed through a clamping rod; the effect of fixing a second fixing block is achieved, the effect of fixing the second fixing block is achieved, the effect of limiting and fixing the rotating cleaning assembly is also achieved by fixing a third fixing block and the rotating cleaning assembly in a disguised mode, and when the rotating cleaning assembly works for a long time through a square block, a large amount of medicine accumulated liquid can be attached to the outer portion of cleaning cotton.

The invention relates to the technical field of drinking water, and provides a pipeline machine. The pipeline machine comprises a water storage tank, a shell, a base plate and a telescopic device, wherein a through hole is formed in the top of the water storage tank, a water inlet and a water outlet are formed in the bottom of the water storage tank, the shell is provided with air exhaust holes, the base plate is arranged in the water storage tank, the periphery of the base plate is in sealed connection with the inner wall of the water storage tank, the base plate is used for isolating drinking water in the water storage tank from outside air, the telescopic device comprises a shearing fork mechanism and a driving device, the lower end of the shearing fork mechanism is connected with the base plate, under the first work state, the driving device provides power for the shearing fork mechanism, the shearing fork mechanism stretches, under the second work state, the driving device does not provide power for the shearing fork mechanism, and the shearing fork mechanism contracts. For the pipeline machine provided by the invention, the outside air is isolated through the base plate, whena user fetches water, the shearing fork mechanism and the driving device work, the base plate is pushed to fall together with the water level, and thus the problem of secondary pollution of the drinking water is effectively avoided.

The invention relates to the technical field of agricultural equipment, in particular to a corn planter. The corn planter comprises a conveying mechanism, a stirring mechanism, a box body, an unloading control mechanism, a closing mechanism, discharging mechanisms, a movement mechanism and a driving mechanism. Three stirring wheels distributed in a triangular shape are mounted in a storage box, when a driving wheel rotates, the three stirring wheels can synchronously rotate, so that corn on the top layer and the bottom layer of the storage box can be stirred, the corn circulation speed is greatly increased, and blockage of the corn in the storage box is avoided. Multiple discharging pipes are adopted, the intervals among the discharging pipes can be adjusted to be identical to the requiredplant distance, so that multiple seeds can be discharged each time, the distance between seeds is identical to the plant distance, and accurate and efficient planting is realized; a blocking plate and a discharging port can alternately pass by the bottom of a first circulating pipe, thus, seed discharging can be stopped after one group of seeds are discharged, the required plant distance can be reserved for different groups of seeds, and the planting effect is improved.

The invention relates to the field of industrial wastewater treatment devices, in particular to an industrial wastewater discharge purification and recycling device, which includes a box body, a screening structure, a filtering structure, a cleaning structure, a collecting structure, a lifting structure and a limiting structure; The setting can pre-screen the massive stone debris in the stone cutting wastewater, so as to prevent the massive debris from entering the subsequent process and increase the processing pressure of the subsequent process, so as to increase the efficiency of wastewater purification treatment, and in The screening structure can simultaneously drive the filter structure to work while performing the screening work. Through the work of the filter structure, the mud in the wastewater can be further filtered, so as to ensure the treatment efficiency of the wastewater and facilitate the reuse of the wastewater. The filter structure is in the While working, it can also act on the cleaning structure. Through the setting of the cleaning structure, the mud filtered on the filter structure can be scraped and collected to avoid blockage of the filter structure.