66results about How to "No clogging" patented technology

The utility model relates to a water -based paint multifunctional heat preservation bucket belongs to sand casting technical field to solve the problem that the existing sand casting production, because of winter environmental temperature is too low to lead to the performance of coating weakening, there is the problem of poor sand core dip coating quality and the decline of casting yield. The present application includes the barrel body, heating assembly and temperature control assembly, the inside of barrel body is equipped with the inner bucket to form the container cavity, the heating assembly includes heating water tank and circulating water pipe, heating water tank is equipped with heating part and water pump, circulating water pipe is installed in the inner bucket, and it is equipped with two connecting ports connected with heating water tank, the temperature control assembly includes inductor and controller, the inductor is installed in the inner bucket and heating water tank respectively, and inductor, heating part and water pump are electric connection with controller respectively. The heat preservation bucket of the present application can realize the coating heating preservation and coating stirring in the barrel, will not reduce the performance of coating, improve sand core coating quality and casting yield.

The utility model discloses a device for lapping two mutually perpendicular belt conveyors. The two mutually perpendicular belt conveyors are respectively a first belt conveyor and a second belt conveyor. The device comprises a heightening conveying frame and a supporting bracket, the heightening conveying frame is obliquely arranged, one end of the heightening conveying frame is close to a first belt conveyor, and the other end of the heightening conveying frame continuously inclines upwards and is close to a second belt conveyor; the supporting bracket is located between the heightening conveying frame and the second belt conveyor, and an unloading roller and an unloading arm are installed on the supporting bracket. According to the utility model, only the heightening transportation frame and the supporting bracket need to be added, no extra power equipment needs to be added, the transportation cost is greatly reduced, and the unloading roller and the unloading arm of the first belt conveyor are disassembled during use and then are mounted on the supporting bracket; and the conveying belt is connected with the belt of the first belt conveyor, so that the coal of the first belt conveyor can be unloaded to the second conveyor.

This application relates to the field of tail gas absorption technology, specifically disclosing a tail gas absorption device for phenothiazine production. The pretreatment mechanism in this application can induce sublimation of phenothiazine microcrystals in the tail gas through multiple stages, allowing the microcrystals to grow sufficiently to a collectable size before entering the collection zone. Then, a multi-stage blade collection mechanism progressively adheres and collects the grown microcrystals, achieving efficient recovery of the phenothiazine microcrystals. Simultaneously, an absorption tower is set up to absorb hydrogen sulfide from the collected tail gas with alkaline solution, and an activated carbon adsorption tower is set up to deeply purify residual hydrogen sulfide and volatile organic compounds. This forms a complete treatment chain with graded treatment and each stage performing its specific function, effectively solving the problem of blockage caused by microcrystals directly entering the absorption tower in existing technologies, while also achieving the recycling of high-value products.

The application relates to the field of sewage pumps, in particular to a novel flow control submersible sewage pump, which comprises a pump body, a rotating shaft arranged in the pump body and an impeller fixedly installed on the rotating shaft, and the bottom end of the pump body is fixedly connected with a sealing cylinder; the bottom end of the sealing cylinder is provided with a screening and dividing assembly, the screening and dividing assembly is used for screening and preliminary dividing of garbage in sewage, and the screening and dividing assembly comprises a screening cylinder fixedly connected with the bottom end of the sealing cylinder, and a dividing cutter capable of moving up and down to cut is arranged in the screening cylinder. The screening and dividing assembly is arranged, so that when the sewage pump is used, the screening cylinder can screen garbage, garbage with a larger size cannot enter the screening cylinder, garbage that can enter the screening cylinder can stay in the screening cylinder for a short time, the garbage is preliminarily divided by the rotating dividing cutter, the size of the garbage is reduced, the pressure of subsequent crushing treatment of the garbage is reduced, and the garbage is conveniently discharged subsequently.

The utility model discloses a water conservancy project gate board with filter function, including gate and filter mechanism, gate: its front side middle lower side is equipped with equipment mounting panel, filter mechanism: it includes chute, sliding seat, connecting rod, fixed base, filter frame and grating, the chute is opened in the front side middle part of equipment mounting panel, and the inside sliding connection of chute has sliding seat, and the inside rotary connection of sliding seat has connecting rod, and the front end rotary connection of connecting rod has fixed base, and the front side rotary connection of gate has filter frame, and the upper side wall of filter frame is equipped with the grating of uniform distribution, and the lower side wall rear side of filter frame is fixedly connected with the upper surface of fixed base, filter mechanism still includes first screw rod, first screw rod is rotatably connected in the inside of chute, and the outer thread surface of first screw rod is connected with the middle part screw thread connection of sliding seat, this water conservancy project gate board with filter function, and operation is very simple.

The utility model discloses a polypropylene raw material storage device which comprises a first tank body and a second tank body, a supporting frame is installed on the lower portion of the first tank body, a concentric-square-shaped groove is formed in the opening end of the first tank body, a concave frame is installed on the lower portion of the second tank body, and a concentric-square-shaped inserting plate is installed at the opening end of the second tank body. A feeding pipe and a guide cylinder fixedly penetrate through the far-away surfaces of the first tank body and the second tank body, a conical block is installed on the side wall of the supporting frame, concave seats are installed on the front end face and the rear end face of the interior of a concave frame, guide rollers are installed in the two sets of concave seats through bearings, a through hole is formed in the inner wall of the concave frame, and a through hole is formed in the inner wall of the concave frame. And a mounting screw rod is mounted on the side wall of the conical block. The polypropylene raw material storage device has the advantages that the supporting frame and the concave frame are adopted, the supporting frame and the concave frame are arranged, a guiding structure is arranged, splicing of a tank body structure can be completed conveniently in a labor-saving mode, and convenience is brought to installation of the polypropylene raw material storage device.

The utility model belongs to the technical field of instant noodle seasoning bag smashing, and particularly relates to an instant noodle seasoning powder raw material smashing machine with an anti-blocking function, which comprises a processing box and further comprises a fixing plate movably mounted on the surface of the processing box, and screws are mounted in the fixing plate in a penetrating manner. Roll shafts are movably installed at one ends of the fixing plates, motors are movably installed on the surfaces of the roll shafts, oil holes are formed in the tops of the roll shafts in a penetrating mode, the roll shafts can be fixed to the surface of the machining box through the fixing plates and then fixed through screws, and after the fixing plates are fixed, the roll shafts can be driven to rotate by starting the motors. During long-term use, when the roll shaft needs to be oiled, the screws are detached, the fixing plates are taken down, then the connection position of the roll shaft and the motor is oiled conveniently, lubricating oil can lubricate the interior of the roll shaft through the oil holes, the roll shaft can be used in cooperation, oiling work can be facilitated, the roll shaft cannot be clamped after long-term work, and ideal smashing can be achieved.

The utility model discloses a filtering device for a low-nitrogen combustor, and relates to the field of low-nitrogen combustors, the filtering device comprises a combustor body, a filtering assembly and an adjusting assembly, gas enters a gas inlet cylinder, through a plurality of adhesion plates which are obliquely arranged in a staggered mode, smoke is guided to sequentially pass through the adhesion plates, and through the curved surfaces of the outer surfaces of the adhesion plates, the smoke is guided to pass through the adjusting assembly; the flue gas is guided by the adhesion plate on the upper layer and hit on the surface of the adhesion plate on the lower layer, so that large-particle substances in the flue gas are adsorbed on the adhesion plate, the large-particle substances are filtered, the blockage problem is avoided, and the device is convenient to use and high in practicability. The hexagonal nut at one end of the two-way threaded rod is rotated by using other tools, so that the two-way threaded rod is driven to rotate, the two control blocks oppositely move in the connecting cylinder, then the gap of the space in the connecting cylinder is controlled, the gas flow rate is adjusted, and the gas inlet amount is conveniently controlled.

The present application relates to the biological field, and particularly to a weak acid buffer and its use in an immunopeptidome separation reagent, the weak acid buffer comprising amino acids and / or polypeptides, the mass-to-charge ratio of the amino acids and / or polypeptides being theoretically predictable and experimentally reproducible, or the mass-to-charge ratio being beyond the preset acquisition range of a mass spectrometer; the weak acid buffer further comprising a volatile acid, the volume concentration of the volatile acid being 0.01% to 10%; and the pH of the weak acid buffer being 3.0 to 3.5. The weak acid buffer of the present application has high compatibility, can maximally avoid pollution and signal interference to an analysis system, has a simple experimental procedure, and the overall operation can be completed within tens of minutes, thus having low technical threshold and high acceptability; can improve the number of immunopeptide groups identified, thus improving the efficiency of the experiment; and the reagent is cheap and easy to obtain, thus the method has low cost, is suitable for large-scale or even industrial use, has high universality, and the like.

This utility model relates to the field of silicon carbide pretreatment technology, specifically disclosing a pretreatment method for silicon carbide flat sheet film sintering powder. The method includes a premixing tank with a feeder at the top and a discharge port at the bottom. A discharge valve is located outside the discharge port, and an inclined guide trough is located below the discharge port. The inclined guide trough is rotatably connected to the premixing tank via cylindrical pins on the left and right sides of the outer wall of the premixing tank. A vibration assembly is provided on the premixing tank to drive the inclined guide trough to oscillate. A first rotating shaft is located inside the premixing tank, and two second rotating shafts are arranged around the first rotating shaft. Multiple stirring rods are located outside the first and second rotating shafts. The dual-shaft structure can break up powder agglomerates inside the tank, ensuring that the silicon carbide powder does not clog when discharged. The discharged powder passes through the inclined guide trough to the target area. The vibration assembly drives the inclined guide trough to oscillate, accelerating powder discharge while preventing powder blockage between the discharge port and the inclined guide trough, further improving the smoothness of powder discharge.

The present application relates to the field of clothes processing equipment, and particularly provides a clothes processing equipment, aiming at solving the problem that the lint produced when the existing multi-cylinder clothes processing equipment capable of partition washing is drained is easy to accumulate and causes poor drainage. For this purpose, the clothes processing equipment of the present application comprises a first cylinder, a second cylinder, a drainage pump and a lint filter, the first cylinder is provided with a first drainage pipe, the second cylinder is provided with a second drainage pipe, the volume of the second cylinder is smaller than that of the first cylinder, the first drainage pipe and the second drainage pipe are both drained through the drainage pump, and the lint filter is arranged on the first drainage pipe. The clothes processing equipment is configured such that the water drained from the second drainage pipe does not pass through the lint filter. The above-mentioned scheme can make the lint filter maintain good filtering effect for a long time, ensure smooth drainage of the drainage pump, and ensure the smoothness of the entire drainage system.

The application discloses a defoaming device of falling film evaporator, which comprises a shell, the shell is provided with a steam inlet at the bottom and a steam outlet at the top, at least one vertical defoaming channel and a steam guiding mechanism are arranged in the shell, the defoaming channel is provided with an input port connected with the steam inlet and an output port connected with the steam outlet, the steam guiding mechanism is used for guiding steam to flow into the input port of the defoaming channel, and the width of the defoaming channel gradually decreases along the guiding direction of the steam guiding mechanism. The application has the beneficial effects of improving the defoaming effect and efficiency.

The invention discloses an automatic batching dough mixer, and belongs to the technical field of dough mixers.The automatic batching dough mixer comprises a dough mixer body, a frame body is installed at the top of the dough mixer body, and at least three automatic weighing and discharging mechanisms arranged at equal intervals are installed on the inner side wall of the frame body; the lower end of each automatic weighing and discharging mechanism is communicated with the top of a machine shell of the dough kneading machine body, a metering water pump is communicated with one side of the dough kneading machine body, a control panel is installed on the front side wall of the dough kneading machine body, and the control panel is electrically connected with the dough kneading machine body, the automatic weighing and discharging mechanisms and the metering water pump. According to the automatic dough kneading machine, by arranging the automatic weighing and discharging mechanism, automatic and accurate batching of various dough kneading raw materials can be achieved, raw material conveying is stable, the blocking problem cannot occur during discharging, feeding is stable and orderly, feeding is not completed at a time, and the subsequent dough kneading quality is guaranteed.

The utility model relates to the technical field of coking wastewater treatment of steel mills, in particular to efficient wastewater purification and waste heat recovery integrated equipment for coking of steel mills, which comprises a rough filtration tank, an aeration tank is fixedly mounted on the outer surface of the rough filtration tank, and a heat preservation water tank is buried on the ground of one side of the rough filtration tank. And heat dissipation fins are fixedly mounted in the filtering sedimentation tank. According to the efficient wastewater purification and waste heat recovery integrated equipment for coking in the steel mill, wastewater is filtered by a filtering fence after being discharged into a coarse filtering box and then enters a filtering and settling pond to be filtered step by step, and when the wastewater flows through the filtering and settling pond, heat of the wastewater is absorbed by heat dissipation fins, so that the heat dissipation efficiency of the wastewater is improved. At the moment, the first circulating water pump is started to pump out the water in the heat preservation water tank and take away heat, so that the temperature can be reduced while impurities in the waste water are settled, the temperature can be stored in the heat preservation water tank, and the heat of the waste water can be recycled for other purposes.

This utility model relates to the field of sediment separation technology and discloses a sediment screening device for water conservancy projects, including a tank. The top of the tank is provided with a feed inlet and a motor is fixedly connected to the top of the tank. The arc-shaped outer wall of the tank is provided with a sand outlet and a mud outlet. The output end of the motor is fixedly connected to a rotating shaft. One end of the rotating shaft is fixedly connected to a material contact plate. The bottom end of the material contact plate is provided with a filter device. After the sediment and water fall onto the material contact plate, they flow into the filter device and rotate in the spiral channel. During the rotation of the machine, the mud and water are carried out of the spiral filter tube by the centrifugal force of the rotation and fall to the bottom of the inner wall of the machine and are discharged through the mud outlet. The diameter of the sand is smaller than the hole and will be retained in the spiral filter tube. Finally, it enters the receiving chamber. Under the protection of the shell, the sand in the receiving chamber will not be disturbed by the mud and water and is discharged through the sand outlet.

The invention relates to the technical field of tail gas treatment, and discloses a tail gas treatment process for waste water in an NMP regeneration system, which comprises the following steps: step 1, firstly, driving a ring baffle to ascend through a second telescopic piece and driving a piston to descend through a first telescopic piece, so that a gap is opened and a through hole is closed; according to the chemical spraying tower tail gas treatment device, flexible switching and sealing of the air flue channels are achieved through a linkage precise control structure of the double telescopic pieces, the circular ring baffle and the piston, stable negative pressure driving design is matched, and the tail gas treatment efficiency is improved. An integrated precise gas control and preliminary purification system is constructed by combining a high-efficiency intercepting and filtering structure, so that gas passage leakage can be eradicated, smooth circulation of gas flow is guaranteed, harmful components can be thoroughly removed through a multi-stage collaborative purification design, emission is ensured to reach the standard, secondary pollution is avoided, and stable and efficient operation of core reaction is guaranteed at the same time.

The heat exchange pipe, heat exchange module and cooling tower relate to the technical field of industrial cooling tower, and the heat exchange pipe has a pipe body. A plurality of fins extending radially outward are arranged on the outer circumference of the pipe body, and the plurality of fins are arranged along the length direction of the heat exchange pipe. The interval between two adjacent fins is greater than 5.5 mm. The heat exchange module comprises the heat exchange pipe as described above, and the cooling tower comprises the heat exchange module as described above.

This utility model discloses an evaporation treatment device for urban sewage treatment, including a walking frame and a suction pump. An evaporation component is mounted on one side of the upper surface of the walking frame via a fixed bracket. A stirring structure is mounted on the top of the evaporation component, and a sewage discharge pipe is mounted on the bottom of the evaporation component. A sludge discharge component is mounted on the sewage discharge pipe. A drain component is located below the output end of the evaporation component and is mounted on the upper surface of the walking frame. A filter structure is mounted on the other side of the upper surface of the walking frame. The filter structure is connected to the evaporation component through a steam discharge structure. The suction pump is fixed on the upper surface of the walking frame, and a suction pipe is mounted on the input end of the suction pump. The suction pipe is connected to the top of the evaporation component through a water supply pipe. The heating ring is made of a high-efficiency thermally conductive material, which can quickly and evenly transfer heat to the inner evaporation tank, so that the sewage is heated evenly. The inner wall of the inner evaporation tank is specially treated, with a smooth surface that is not easy to accumulate scale and is easy to clean and maintain.

The utility model discloses an integrated efficient flotation sedimentation physical and chemical intelligent machine which comprises a machine body, a dissolved air tank arranged in the machine body and a flocculation reaction area arranged in the machine body and used for sewage flocculation reaction. The flocculation stirring system is arranged in the flocculation reaction area and is used for promoting the flocculation reaction; the release valve hinge door plate and the air compressor hinge door plate are connected with the machine body, the dissolved air water release system is integrated in the release valve hinge door plate and used for releasing dissolved air water, and the air compressor is integrated in the air compressor hinge door plate and used for providing an air source for the dissolved air tank. The device has the beneficial effects that the inclined plate is combined with the flotation system, so that the flotation and precipitation integrated treatment is realized, the sewage treatment efficiency is improved, and the problem that the air dissolving water pump is blocked due to impurities contained in clear water when the water quality is poor and the impurities are more is effectively solved; the PLC system module is used for controlling and integrating the whole machine system, remote signal control is arranged, intelligent air floatation control is achieved, and management and operation are convenient.

The utility model provides a small-sized crushing and grinding machine with controllable feed quantity, which comprises a grinding bin, a hopper is arranged at the top of the grinding bin, a discharge pipe is butted at the bottom of the hopper, a feed cylinder is butted between the discharge pipe and the grinding bin, a liftable and rotatable conical material seat is arranged in the feed cylinder, and the conical material seat is provided with a feed port. And the circumferential inclined surface of the conical material seat is matched with the pipe orifice of the discharging pipe to control the feeding amount. According to the grinding machine, the material amount can be controlled by arranging the liftable conical material base, the conical material base rotates to loosen raw materials, and the blocking condition is avoided.

The utility model provides a kind of intelligent drainage device of grain depot area, including concrete rainwater inspection well, auxiliary drainage well and early warning monitoring module, concrete rainwater inspection well and auxiliary drainage well between being provided with pressurized water outlet pipe, the inside of auxiliary drainage well is fixedly provided with auxiliary rainwater lifting integrated equipment by anchor bolt, the inside of auxiliary rainwater lifting integrated equipment is provided with pump station module, the inside of concrete rainwater inspection well is provided with drainage pipeline module. Through the intelligent drainage device of grain depot area described in the utility model, multiple working conditions can be self-adaptively adjusted by rainfall, and the drainage mode is automatically switched according to the rainfall size and the end inspection well elevation. The difference between different outflow modes is maximized to improve energy saving and drainage efficiency significantly.

The application discloses a kind of microfluidic enhanced red mud slurry simultaneous desulfurization carbon sequestration methods, belong to industrial flue gas pollution control and bulk industrial solid waste resource utilization technical field.Simultaneous desulfurization carbon sequestration of red mud slurry method in prior art relies on complex high-temperature modification, mass transfer efficiency is low, particle is easy to block, reactor is difficult to enlarge technical problem, the application adopts wet ultrafine pretreatment combined with serpentine microchannel reactor technology, by red mud in-situ activation and flow field synergistic control realizes flue gas efficient simultaneous desulfurization carbon sequestration.The application process is simple, low in cost, stable in operation, provides a new technical approach for red mud bulk solid waste resource utilization and industrial flue gas pollution reduction and carbon sequestration collaborative management.

The utility model discloses a skid-mounted oil well intelligent metering system, and relates to the technical field of oil and gas conveying metering, the input end and the output end of a filter are respectively connected with an inductor, the inductors are connected with a PLC control cabinet, the PLC control cabinet compares the values of the inductors at the input end and the output end to judge whether the filter is blocked or not, and if the filter is blocked, the PLC control cabinet is connected with the PLC control cabinet. When the PLC control cabinet detects that input and output flow velocity values or pressure values do not change, it means that the filter is not blocked, and the detection value of the mass flow meter is normal data, and when the input and output values detected by the PLC control cabinet change, the detection value of the mass flow meter is wrong data, and the data is abandoned, the filter needs to be opened, and the filter is not blocked. The solid loading object is taken out, and the mass flow meter is used for re-detection, so that the detection data of the mass flow meter has no error, and the technical problem that the flow meter on the existing oil well metering system is influenced by the solid loading object and the detection numerical value of the flow meter has error is solved.

The utility model provides a multistage filter screen for industrial wastewater, which belongs to the technical field of industrial wastewater filtration and comprises a fixing frame, and the fixing frame is provided with a plurality of transverse mounting ports used for fixing a primary filter screen, an intermediate filter screen, an advanced filter screen and an activated carbon filter part; wherein the apertures of the primary filter screen, the intermediate filter screen and the high-grade filter screen are sequentially reduced, and the primary filter screen, the intermediate filter screen and the high-grade filter screen are used for performing multi-stage filtration on industrial wastewater; the activated carbon filter part is arranged on one side, far away from the primary filter screen, of the advanced filter screen, and a neutralization liquid input pipe is fixed in the activated carbon filter part and is used for neutralizing the filtered industrial wastewater; the utility model provides a multistage filter screen for industrial wastewater, which can solve the problems that fine particles and dissolvable harmful substances cannot be effectively removed by the traditional physical filtration, and the acid-base property of the wastewater can influence the subsequent treatment or the environment.

The utility model discloses an anti-clogging slurry barrel stirring device which comprises a first machine frame and a second machine frame, the first machine frame is provided with a containing space used for containing the second machine frame, and the second machine frame is provided with a rotating slurry barrel mechanism capable of turning over up and down. A rotating slurry barrel mechanism is arranged on the first rack, a stirring mechanism is arranged above the rotating slurry barrel mechanism and on the first rack, a lifting mechanism used for driving the stirring mechanism to lift up and down is further arranged in the first rack, the rotating slurry barrel mechanism comprises a rotating slurry barrel and a motor, and the rotating slurry barrel is provided with a stirring cavity with an opening in the top. According to the technical scheme, after materials are mixed, the stirring mechanism ascends, the driving motor drives the rotating rod to rotate at the moment, the rotating slurry barrel is driven to rotate in the rotating process of the rotating rod, the mixture can be directly poured out through the top opening, and compared with traditional bottom discharging operation, the problem that the discharging opening is blocked cannot occur; and the discharging speed is higher.

The application discloses a flexible threshing device with adjustable threshing box of a wheat combine harvester, which comprises the threshing box, a transmission shaft one is horizontally arranged at the upper end of the threshing box, and a threshing mechanism is arranged at the middle part of the transmission shaft one. When threshing, the wheat combine harvester throws the wheat into the inlet of the left upper end of the threshing box through the conveying belt, the spiral feeding frame sends the wheat into the space between the two guide plates, when the transmission shaft one rotates, the fixed disc at the middle part drives the cutter to rotate through the lateral rods at the two sides, the cutter slides along the arc-shaped groove at the inner wall of the middle part of the two guide plates, and the guide plates can be expanded, when the two cutters move to the horizontal angle, the two guide plates are reset, with the timed expansion of the guide plates and the cutting of the long wheat in the rotating process of the cutter, the entering wheat cannot be blocked, and the wheat is threshed by the flexible threshing head outside the fixed disc, so that the threshing efficiency is improved, and the blockage during feeding is avoided.

The invention provides a cardiovascular intervention injector convenient to operate, and relates to the technical field of medical instruments. An internal control part is arranged in the injection part; a limiting part is arranged outside the injection part; through collaborative design of an inner matching block and a torsion inner block, rapid switching between a direct pushing mode and an outward pushing mode is achieved, medicine in a medicine storage body can be directly pushed in the direct pushing mode, other medicine can be pushed in the outward pushing mode by connecting an external torsion head with external medicine adding equipment, and multi-medicine delivery can be completed without detaching the device or replacing an injector; the external matching cylinder, the position adjusting knob block and the displacement sleeve are in threaded transmission fit, the relative distance between the stopping contact and the needle point of the intervention needle body can be accurately adjusted, the puncture depth can be preset, and the problems that a traditional injector is generally designed in a single-cavity single-medicine storage mode, only can load single medicine, and cannot be used for storing medicine are solved. Therefore, the problem that the injector needs to be frequently disassembled and replaced to complete multi-drug delivery in an operation is solved.

The utility model relates to the technical field of agricultural planting, and disclose an irrigation sprinkler device for agricultural planting, including mobile base, the top of mobile base is installed with rotating mechanism, and the top of rotating mechanism is provided with support column. This irrigation sprinkler device for agricultural planting is provided with motor, screw rod, lifting piece, connecting plate, sprinkler head, receiving plate, pivot and electric push plate, can drive screw rod to rotate and drive lifting piece to lift through starting motor, make the height of sprinkler head adjust, can adjust the spraying range of crops in turn, and starting electric push plate can push receiving plate to rotate on the pivot, make the inclination angle of sprinkler head adjust, make the spraying direction of sprinkler head adjust in turn, make sprinkler head can carry out accurate spraying irrigation to somewhere, reached the effect that the height and angle of sprinkler head were adjusted, improved the practicality of spraying device.

A chemical safety feeding device includes a feeding fixing frame assembly (1), a lifting and feeding assembly (2), a raw material suspension frame (3), a feeding assembly (5), and a raw material package plate (6); wherein: the lifting and feeding assembly (2) is fixedly installed on the top of the feeding fixing frame assembly (1), the lifting and feeding assembly (2) lifts the raw material suspension frame (3) for suspending the raw material package (4), and the raw material package (4) containing chemical raw materials is suspended on the raw material suspension frame (3); the feeding assembly (5) is fixedly installed on the bottom of the feeding fixing frame assembly (1), and the raw material package plate (6) is welded and fixed in the middle of the feeding fixing frame assembly (1). This utility model can realize the automation or semi-automation of the feeding process, reduce manual intervention, reduce the frequency of direct contact between operators and hazardous materials, ensure personal safety, and ensure the continuity and smoothness of feeding.

The utility model discloses a simple two-component glue gun which comprises a gun seat main body, and a first feeding component and a second feeding component are arranged on the gun seat main body; the rubber pipe is mounted on the gun seat main body, penetrates through the first feeding assembly and is provided with a lead-in hole; the drying aid pipe is installed on the second feeding assembly and arranged at the front position outside the rubber pipe in a sleeving mode, the drying aid pipe and the rubber pipe are matched to jointly form a flow guide channel, a gun barrel head is arranged at the front end of the drying aid pipe, the rubber pipe penetrates through the gun barrel head, and an output channel is arranged between the gun barrel head and the outer wall of the rubber pipe; the wrench is hinged to the gun base main body; the foaming glue gun base is compact and stable in structure and very convenient to assemble and use, assembling can be completed only by installing a foaming glue tank on the first installation opening and installing a drying aid tank on the second installation opening, glue discharging can be achieved after a wrench is pressed after assembling is completed, and the foaming glue gun base is simple in structure, convenient to use and high in practicability. Accessories do not need to be replaced frequently, and use cost is low.