249results about How to "Reduce harm" patented technology

The invention discloses a cisatracurium besilate content testing method which comprises the following steps: respectively weighing a test substance and a reference substance in a measuring flask, adding hydrochloric acid for dissolving and metering a volume to a scale, shaking up to prepare a corresponding solution, finally, measuring the solution according to an ultraviolet-visible spectrophotometry, measuring absorbance at a place of a maximum adsorption wavelength of 280nm, and calculating the content of cisatracurium besilate according to an anhydrous substance. According to the cisatracurium besilate content testing method, the solution is simply and conveniently prepared, no organic solvent is used, and the pollution to the environment and the harm to a human body are small. The cisatracurium besilate content testing method is higher in testing speed, and the time of testing each batch of products in average only needs 30 min. A place of a maximum adsorption wavelength of 280 nm is selected, so that the testing accuracy is ensured. The cost of a reagent used in a process of checking each batch of samples does not exceed 20 yuan; the testing cost of each batch of samples by adopting a high-performance liquid chromatography method is not less than 200 yuan, so that the cost of enterprises is greatly lowered.

This utility model relates to the field of sound-producing toy technology, specifically to a sand hammer and a double-headed rattle. The sand hammer includes a sound generator for producing sound. Specifically, when the sound generator is shaken, the particles inside the sound generator collide with the inner wall of the shell, thus producing a rustling sound. It also includes a spherical soft sleeve fixedly covering the outside of the sound generator, with a buffer zone between the spherical soft sleeve and the sound generator. By using the spherical soft sleeve as the exposed head of the sand hammer, if the sand hammer collides with the user during use, the spherical soft sleeve can reduce the injury suffered by the user. Furthermore, the buffer zone between the spherical soft sleeve and the sound generator can further buffer and reduce the impact force, making it especially suitable for use by infants and young children. Finally, it includes a grip, with the first end of the grip connected to the sound generator and / or the spherical soft sleeve, and the second end of the grip extending out of the spherical soft sleeve for easy gripping and use by the user.

The utility model relates to high-permeability all-light reflection cloth, which belongs to the technical field of all-light reflection cloth and comprises an all-light reflection cloth body, and the all-light reflection cloth body comprises first reflection cloth, second reflection cloth and a high-reflectivity coating. The all-light reflection cloth has the advantages that the all-light reflection cloth body is disassembled into the first reflection cloth body and the second reflection cloth body, so that workers can place the all-light reflection cloth body around crops under the condition that scissors are not needed, and the all-light reflection cloth body can be arranged around the crops through the easy-to-tear strip. According to the full-light reflection cloth body, a worker can cut sleeve holes with corresponding sizes according to the sizes of crop stumps, in the using process of the full-light reflection cloth body, the worker does not need to conduct cutting through scissors in the whole process, time and labor are saved, operation is convenient and fast, when the clamping piece and the clamping groove are in a parallel state, the worker can press the rotating piece to the position below the clamping piece, and the work efficiency is improved. And then the clamping piece is rotated, so that the clamping piece abuts against the rotating piece, and the purpose of fixing the first reflection cloth and the second reflection cloth can be achieved.

This application relates to a method, device, computer equipment, and medium for active rearward sliding safety control of automotive seats. The method includes: collecting vehicle state data and surrounding traffic environment data; constructing driving environment time-series data including multiple frames of driving environment data based on the vehicle state data and surrounding traffic environment data; inputting the driving environment time-series data into a collision time prediction model to obtain the collision time; detecting whether safety control conditions are met based on the collision time, vehicle speed, and the relative speed of the target; responding to the satisfaction of safety control conditions, determining the relative collision speed based on the collision time, vehicle speed, and target relative speed; determining the seat rearward sliding distance based on the relative collision speed; determining the rearward sliding seat based on the current occupant status; and controlling the rearward sliding seat to slide back by the specified distance when a collision occurs. This method improves the coordinated energy absorption efficiency of the restraint system and the vehicle body structure, effectively reducing injuries to occupants during a vehicle collision.

The utility model discloses an arterial cannula with a far-end perfusion side hole, and relates to the technical field of medical instruments. Comprising a first intubation tube and a second intubation tube, the lower end of the first intubation tube is connected with the upper end of the second intubation tube, the second intubation tube is a blood vessel built-in tube, a perfusion side hole is formed in the side wall of the second intubation tube, and a clamping mechanism is further arranged on the first intubation tube. The side wall of the first intubation tube is provided with the perfusion side hole, when lower limb ischemia of a patient occurs, the blood vessel does not need to be punctured again through a far-end perfusion tube, only blood needs to be supplemented into the blood vessel of the patient from the first intubation tube and the perfusion side hole box, pain and injury of the patient are greatly relieved, and operation is more convenient. Meanwhile, a clamping mechanism is arranged, so that the problem that the device is easy to loosen and fall off is effectively solved when the device is used.

The invention discloses an oil-soluble temporary plugging agent for protecting a broad-spectrum drilling oil and gas reservoir and a preparation method, and belongs to the technical field of temporary plugging agents, the oil-soluble temporary plugging agent comprises the following components by weight: 1.2-6.8 parts of a flexible resin material; 1.9 to 7.5 parts of a rigid resin material; 0.3 to 0.7 part of a particle size regulator; 0.2 part to 0.6 part of a particle nucleating agent; and 0.1 to 0.3 part of an interface modifier. The oil-soluble temporary plugging agent has the advantages that the softening point is adjustable in the range of 60-120 DEG C, the particle size is controllable in the range of 0.01-2.0 mm, and due to the flexible structural characteristic of the oil-soluble temporary plugging agent, the oil-soluble temporary plugging agent has wide universality and can be perfectly matched with pore structures of different oil and gas reservoirs, and the problems that softening points of a traditional oil-soluble temporary plugging agent are intensively distributed, and the particle size is not matched with the pore structures of the reservoirs are effectively solved.

The utility model relates to the technical field of electric power facility safety protection equipment, and discloses electric power facility safety protection equipment for an electric power construction site, which comprises a frame, and one side of the frame is provided with a diversion trench. The electric power facility safety protection equipment for the electric power construction site is provided with a connecting groove, a connecting block, a positioning groove, a positioning rod, a lifting plate, a knob, a screw rod and a sliding rod, the screw rod can be driven to rotate and the lifting plate is driven to ascend and descend while the knob is rotated by hand, so that the lifting plate can drive the positioning rod to ascend and descend synchronously; as the screwing directions of threads on the two sides of the lead screw are opposite, the two lifting plates drive the positioning rods to relatively ascend and descend, the positioning rods can extend into the positioning grooves to limit and fix the connecting blocks, the connecting blocks can extend into the connecting grooves to be fixed, a plurality of frames can be connected, tools do not need to be used for installation, and the installation efficiency is improved. And a plurality of frames can be quickly mounted.

The application discloses an internal axial movement limiting structure of a speed reducer, which is arranged in a shell of the speed reducer, both ends of the shell are rotationally connected with an input shaft and an output shaft, the input shaft and the output shaft are sequentially connected with a first-stage reduction shaft, a second-stage reduction shaft and a third-stage reduction shaft through a planetary gear set, and the internal axial movement limiting structure comprises a limiting screw arranged in a threaded hole formed in the output shaft, and a series screw sequentially penetrating through the second-stage reduction shaft and the third-stage reduction shaft and then connected with the threaded hole. The limiting screw is first installed into the threaded hole of the output shaft and adjusted to a proper position, then the series screw sequentially penetrates through the second-stage reduction shaft and the third-stage reduction shaft and is screwed into the threaded hole, after being screwed, the series screw abuts against and fixes the limiting screw, thereby limiting the second-stage reduction shaft and the third-stage reduction shaft to be kept at a position close to the output shaft, avoiding excessive axial movement close to the input shaft direction and reducing the damage of the motor.

The utility model discloses an external wall thermal insulation coating stirring device, which relates to the technical field of stirring devices, and comprises a containing barrel, a barrel cover and a stirring rod, the barrel cover is arranged above the containing barrel, the inner wall of a frame is connected with a baffle in a sliding manner, the inner wall of the frame is also connected with a hopper in an inserting manner, a cover plate is hinged above the hopper, and the cover plate is connected with the stirring rod in a sliding manner. The material packaging bag cutting device is reasonable in design structure, through cooperation of the frame, the hopper, the cutting knife and the cover plate, the cutting knife moves to cut a material packaging bag, after the material packaging bag is cut open, materials are filled into the containing barrel through the hopper and the frame, the containing barrel is filled with the materials, and therefore the packaging bag can be cut conveniently. The whole bag of materials is wrapped inside through the hopper and the cover plate, outward splashing of the materials is reduced, when the materials are stirred, the frame is closed through the baffle, outward splashing of the materials during stirring is reduced, and damage to constructors during stirring of the external wall heat preservation coating is reduced.

The invention discloses a measurement and control method and a measurement and control device for preventing hydrogen sulfide corrosion of an oil well, and relates to the technical field of environmental protection. A stabilization method that a temperature sensor and a liquid level sensor are used for detecting the excessive amount of output zinc carbonate in the working environment of a medicament storage tank, a monitoring method that a 5G data transmission gateway is used for transmission and a central control system is used for monitoring the content of hydrogen sulfide are adopted, the injection amount of the medicament is comprehensively controlled and adjusted, and corrosion of hydrogen sulfide to the wall of an oil casing is prevented; corrosion and permeation to a gathering and transportation pipe network and equipment are prevented, the service life of the whole system from the well bottom to the gathering and transportation pipe network is prolonged, huge maintenance funds are reduced, and a new way for preventing hydrogen sulfide corrosion is developed for an oil field.

The invention discloses a vehicle control method, a control chip, a control circuit board, a safety airbag controller, a system and a vehicle. The method comprises the following steps: acquiring current vehicle data; performing safety evaluation on the current vehicle data by adopting a plurality of safety point explosion algorithms, and determining a current collision working condition; based on the current collision working condition, a target ignition loop is determined; and controlling a restraint system device corresponding to the target ignition loop to work. In the scheme, the safety evaluation is performed on the current vehicle data by adopting a plurality of safety point explosion algorithms so as to determine the corresponding current collision working condition, and the accuracy of the determination of the current collision working condition is guaranteed; a corresponding target ignition loop is determined based on the current collision working condition, and a restraint system device corresponding to the target ignition loop is controlled to work, so that the purpose of reducing injury to passengers and pedestrians to the maximum extent is achieved.

This utility model relates to the field of composite yarn processing technology, specifically a composite device for producing composite textured yarn, comprising: a protective cylinder and a guide roller, wherein the protective cylinder is equipped with an air pump and a rotating ring; a support is equipped with a first heating plate, a water-absorbing sponge roller, and a first suction pipe; the beneficial effects are: water jets sprayed from the drain pipe wash the composite yarn, the water-absorbing sponge roller absorbs residual water on the composite yarn, the first heating plate dries the water-absorbing sponge roller, and the first suction pipe, internal connecting air pipe, and air pump work together to expel water vapor. Through the cooperation of the above structures, the composite yarn can be thoroughly cleaned without scraping the surface of the composite yarn, reducing damage to the surface of the composite yarn, resulting in a cleaner finish, improving the quality of the produced composite textured yarn, and enhancing the effectiveness of the device.

The utility model relates to the technical field of gas diffusion tower ignition, in particular to an installation structure and a blast furnace gas ignition combustion accompanying device, which comprise an ignition unit, the ignition unit comprises a high-tension porcelain insulator, an ignition electrode and an ignition rod, the high-tension porcelain insulator is provided with the ignition electrode, the ignition electrode is provided with the ignition rod and a diffusion tower main combustion tube, and the diffusion tower main combustion tube is provided with a diffusion tower main combustion tube. A second auxiliary combustion pipe is arranged at one end of the diffusion tower main combustion pipe, an ignition unit is arranged on the second auxiliary combustion pipe, a first auxiliary combustion pipe is arranged at the other end of the diffusion tower main combustion pipe, the electrode ignition unit is adopted for ignition work, and during ignition work, an ignition needle extending into the auxiliary combustion pipe is connected with the first auxiliary combustion pipe after being powered on. And electric arc can be generated to ignite the internal coke oven gas, so that the diffusion tower is ignited through the combustion-accompanying pipe, the discharged gas is consumed, and the safety and stability of a gas pipe network are ensured.

The utility model provides a heated badminton racket polishing device which comprises a supporting table, an installation shell is fixedly installed on the top of the supporting table, polishing units are assembled on the two sides of the installation shell, a motor is fixedly installed in the installation shell, the output end of the motor is in transmission connection with the polishing units, and a dust collecting box is arranged in the position, on the rear side of the motor, of the installation shell. The mounting shell and the supporting table are jointly provided with a dust collection unit corresponding to the grinding unit, and the dust collection unit is connected with the dust collection box in an assembled mode. The grinding unit comprises a first rotating shaft, a small grinding head, a large grinding head, a second rotating shaft and a magnetic coupling. According to the multi-station parallel grinding machine, double-head type grinding operation is adopted, double-station type grinding operation is achieved, the large grinding head and the small grinding head can be switched according to the actual grinding process, the multi-station parallel grinding effect is achieved, and the production requirement is met.

The application discloses a method for treating hydrogen sulfide in oil wells, which comprises the following steps: (1) screening of test oil reservoir; (2) preparation of specific virulent SRB phage stock solution; (3) enrichment of specific virulent SRB phage; (4) determination of optimal titer of specific virulent SRB phage solution; (5) selection of phage fusion bactericide; (6) determination of optimal intervention point of bactericide; (7) field test and effect evaluation. The application has the following advantages: (1) wide adaptability, simple method and good operability; (2) strong pertinence; (3) phage bactericidal action can prevent the generation of bacterial drug resistance and can prolong the use time of bactericide; (4) the cost is reduced by more than 50% compared with the prior art; meanwhile, the damage of bactericide toxicity to the formation is reduced, and the method is economic and environment-friendly.

The application relates to a balloon catheter, characterized in that the balloon catheter comprises a balloon, a catheter, a terminal tube, a developing ring, a catheter seat, a stress tube and a catheter sleeve, the catheter comprises an inner tube and an outer tube, the outer tube is sleeved outside the inner tube, the distal end of the inner tube is connected with the proximal end of the terminal tube, the distal end of the balloon is fixed on the outer surface of the terminal tube and / or the inner tube, the proximal end of the balloon is fixed on the outer surface of the distal end of the outer tube, the developing ring is arranged on the inner tube in the balloon, the stress tube is fixed on the distal end of the catheter seat, the proximal end of the inner tube is fixed inside the proximal end of the catheter seat through the stress tube and the catheter seat, the proximal end of the outer tube is fixed inside the distal end of the catheter seat through the stress tube and the catheter seat, and the catheter sleeve is sleeved outside the balloon. The balloon catheter can effectively treat arterial or venous stenosis and the like.

The utility model relates to the technical field of protective nets, and discloses a folding storage type anti-falling protective net which comprises an anti-falling net body, upper half frames are arranged on the two sides of the top of the anti-falling net body, each upper half frame comprises a first opening, the two first openings are oppositely arranged, the two upper half frames are jointly connected with a hinge, the anti-falling net body comprises a honeycomb net face, and the honeycomb net face is connected with the honeycomb net face. Lower half frames are arranged at the positions, corresponding to the two upper half frames, of the bottom of the anti-falling net body respectively, damping parts protruding downwards are arranged in the lower half frames and comprise supporting rods abutting downwards, and alignment parts are further arranged at the bottoms of the lower half frames. The upper half frame, the anti-falling net body and the lower half frame are folded through hinges, the protective net can be conveniently stored in an automobile container, supporting rods of the damping part can support the ground, injuries caused by hard contact when people fall on the protective net are reduced, and a first well mouth alignment block and a second well mouth alignment block of the alignment part can be conveniently inserted into a well mouth.

This utility model discloses a surface spraying device for stainless steel castings, relating to the field of stainless steel casting processing technology. It includes a spraying box, and further comprises: a moving mechanism mounted on the spraying box, a spraying mechanism mounted on the spraying box, a filter collection mechanism mounted on the spraying box, a vacuum pump, a gas purification box, a blower housing, a first connecting pipe, and a second connecting pipe. Through the cooperation of the filter collection mechanism, vacuum pump, gas purification box, blower housing, first connecting pipe, and second connecting pipe, air circulation within the spraying box is achieved. This allows the gas purification box to purify the exhaust gas generated during the spraying process, and allows dust on the surface of the stainless steel castings to be collected in the filter collection mechanism, improving the coating adhesion effect. Furthermore, the air within the spraying box is discharged after purification, preventing pollution of the workshop environment and reducing harm to the health of operators.

The present application relates to the technical field of feeding and dosing device, especially relates to an automatic feeding and dosing device for anti-blocking granular ammonia-nitrogen removing agent and a feeding method thereof. The automatic feeding and dosing device and the feeding method thereof are aimed at solving the technical problems that the labor intensity of workers is large, dust is harmful to human body, the continuity and uniformity of dosing cannot be guaranteed, and the saving of reagent is not conducive in the prior art. The present application provides an automatic feeding and dosing device for anti-blocking granular ammonia-nitrogen removing agent, which comprises a supporting column, a material bin, a lifting control device, a guide assembly, an outer dust cover, a rotary control assembly, a sealing cover plate, a limiting seat, a screen, a flexible knocking assembly, a power device, a spraying pipe, a nozzle and a discharging adjusting assembly. The present application adopts a crane to automatically feed the ammonia-nitrogen removing agent, ensures the continuity and uniformity of dosing of the ammonia-nitrogen removing agent, saves the amount of the ammonia-nitrogen removing agent, effectively suppresses dust dispersion through spraying, and reduces the harm to human body.

The utility model discloses a novel backrest handle for protecting passengers, which belongs to the technical field of automobile seats and comprises a seat backrest, a handle, a handle blanking cap and a self-tapping screw. First holes are formed in two ends of the handle, a strip is arranged on the handle blanking cap, a second hole is formed in the end part of the strip, the handle is fixed on the seat backrest through a self-tapping screw, the self-tapping screw sequentially penetrates through the second hole and the first hole, and the handle blanking cap is in interference fit with the handle; the handle assembly is made of rubber materials, on the basis of meeting the requirements of Fanjin laws and regulations, the handle assembly is easy and convenient to install, soft and comfortable in material, good in manufacturability and capable of meeting the requirements of the GB 13057 standard and relieving injuries to the heads of passengers in the back row, the handle assembly is high in structural stability, the key size is easy to guarantee, and the handle assembly can be applied to follow-up platform type development of passenger car handle assemblies. The passenger car seat is suitable for passenger cars with passengers.

The utility model discloses a walking aid infusion support, and belongs to the field of rehabilitation equipment. The infusion support comprises a base, three one-way wheels fixedly installed at the bottom of the base, two supports which are fixedly installed on the base and are symmetrically arranged, an infusion support body and an auxiliary support which are inserted into the two supports respectively, and two brake handles which are fixedly installed on the infusion support body and the auxiliary support, are symmetrically arranged and are in transmission connection with the one-way wheels. The infusion support and the auxiliary frame are provided with a tidying mechanism used for tidying infusion pipelines. According to the infusion support, an infusion bottle is hung on the infusion support, the infusion support and the auxiliary support are pulled up and down, the height of a brake handle is adjusted to adapt to different users, then an infusion tube is plugged into a clamping groove, the infusion tube is clamped by a clamping block, the pipeline is tidied, it is avoided that advancing is hindered due to slipping or winding of the pipeline, and the infusion support is safer and more stable; the base and the enclosure frame which are arranged in a semi-surrounding mode are not additionally shielded by foreign objects, the space close to the ground is large, the activity space of the old is large, and use is more convenient.

This utility model discloses a mechanism for automatically straightening and separating double-stranded wires at a specified interval. It includes a base and a wire clamping mechanism. A buffer mechanism is provided on one side of the clamping mechanism. A mounting shell is provided on the top of the base, and front and rear motors are located on the top of the mounting shell. A mounting plate is provided on the front and rear motors, and a wire-separating motor is located on one side of the top of the mounting plate. A threaded rod is threadedly connected to the output end of the wire-separating motor. Through the cooperation of the wire clamping mechanism, front and rear motors, mounting plate, wire-separating motor, threaded rod, translation plate, transverse guide rail, wire-separating jaws, and wire-straightening jaws, this utility model enables the device to automatically straighten and separate the double-stranded wires after the wire harness is introduced into the device. Through automated operation, the separation distance of the core wires can be precisely controlled, allowing the black and white wires to be placed in the appropriate position for the next process. This device not only saves manual labor during wire separation but also improves the separation accuracy.

The application provides a U-shaped arm and an endoscope seat for an ERCP surgical robot, which comprises a U-shaped arm and an endoscope seat, the endoscope seat is arranged on one side of the U-shaped arm, the endoscope seat is used for mounting an endoscope, a connecting rod and a wire passing hole are arranged on any side wall of the U-shaped arm, and the connecting rod is used for connecting a cantilever; a control handle is arranged on the side of the U-shaped arm away from the connecting rod, the control handle is used for controlling locking or unlocking of the cantilever, and an optoelectronic sensor for sending or detecting signals is arranged on the control handle. An operation table formed by the U-shaped arm and the endoscope seat is used for integrally mounting the endoscope on the operation table and integrating a guide groove, a water vapor suction control module, a forceps lifter driving module, a knob driving module and the forceps lifter, when surgery is performed, the operation table formed by the U-shaped arm and the endoscope seat can be remotely operated, which is helpful to reduce the harm caused by long-term radiation of surgery to operators and avoid hand tremor of a doctor during operation.

This utility model relates to the field of medical assistance technology and discloses a detachable stretcher bed for restraining mental patients. It includes a stretcher and a bed frame. Casters are installed at the bottom of the bed frame, and a mattress is placed on the stretcher. The stretcher slides on the bed frame, and a moving mechanism is installed on the bed frame to drive the stretcher to move along the width and height of the bed frame. A support unit is installed at the bottom of the stretcher to provide support for the stretcher after it has slid along the bed frame. Several restraint units are hidden on both sides of the stretcher along its length. The moving mechanism drives the stretcher to slide along the bed frame, allowing staff to quickly separate the stretcher from the bed frame. The hidden restraint units on both sides of the stretcher can effectively restrain the patient when needed while avoiding discomfort caused by the patient seeing the restraints. The restraint units reduce the risk of injury to staff and staff during patient stress, and the detachable nature of the stretcher prevents inhumane practices such as carrying patients later.

The utility model relates to industrial automation technical field, proposes a kind of FGH entrance bypass pipeline, including two water pipes of switch valve and being set to its both sides, the both sides of switch valve are inserted with inserting pipe, and the one end of water pipe is inserted between inserting pipe, connecting assembly is set on the outside wall of inserting pipe, and water pipe is fixedly connected between connecting assembly and switch valve, two sealing components are symmetrically set on the outside wall of inserting pipe, and the outside wall of two sealing components respectively with switch valve and water pipe between contact, the inside wall of inserting pipe is fixedly installed with fixed frame, through the sealing component on inserting pipe, the tiny gap between inserting pipe and water pipe and switch valve can be effectively filled, prevent fluid, gas or other medium leakage, ensure the sealing property of system, while again under the action of fixed frame and conical shell, the pressure shock wave generated by water hammer can be dispersed, reduce the impact force of water flow, reduce the damage of water hammer to water pipe.

The utility model relates to an inverted OLED luminescent device in the technical field of OLED luminescent material, including the mounting plate, the top of mounting plate is opened and has installed the groove, the base is inserted into the installed groove, and the limiting effect of spacing rod to the insertion rod is removed, then makes the reinforced block far from the one side of insertion rod inserts into the reinforced groove, thereby the base is limited, installs it in the installed groove, and then installs the luminescent device body on the mounting plate, when disassembling, only need to move the adjusting block, make it drive insertion rod and reinforced block move together, until the one side of reinforced block is taken out from the reinforced groove, then the base is taken out from the installed groove, again the luminescent device body is taken out from the insertion groove, and the luminescent device body overhaul can be, the present application does not need to use multiple tools when dismounting the luminescent device body, and the dismounting technical requirement is lower, does not need to have the personnel who dismounts to dismount, thereby has brought the great convenience to personnel when dismounting the luminescent device body.

The utility model discloses a die-casting die coating device which comprises a coating device body, a cleaning assembly, a moving assembly and a fixing assembly, a spraying machine is installed at the top end of the interior of the coating device body, and an air dryer is arranged on one side of the interior of the coating device body; the cleaning assembly is arranged in the coating device body and used for cleaning the coating before coating. The moving assembly is arranged on the top of the cleaning assembly and used for moving the die-casting die. The fixing assembly is arranged on one side of the moving assembly and used for fixing the die-casting die. According to the die-casting die cleaning device, a closed space is provided through the arranged sliding door, chemical cleaning liquid is prevented from volatilizing, pollution to air is reduced, harm to the body health of workers is reduced, cleaning liquid is arranged in the cleaning base to soak a die-casting die, surface pollutants are effectively removed, lifting of the die is controlled through the sliding plate and the threaded rod, and the die-casting die cleaning device is simple in structure and convenient to use. And complete infiltration of the die-casting die is ensured. And the rotating rod and the air dryer are matched to help the mold to be quickly dried after being cleaned, and finally, a coating is coated by using a spraying machine, so that the uniformity and adhesive force of the coating are improved, and the compactness of the coating is improved.

The invention discloses tree pest control equipment which comprises a movable paint spraying and pest prevention part, an automatic pesticide spraying part and a pest hole plugging part, an automatic pesticide spraying part is mounted on the upper end surface of a plate above the movable paint spraying and insect prevention part; the insect hole plugging part is mounted on the side surface of a plate above the movable paint spraying insect prevention part; the movable paint spraying insect prevention part comprises a supporting bottom plate, a telescopic frame A, a fixed square plate A, a telescopic frame B, a fixed square plate B and a special-shaped frame; universal wheels are fixedly installed on the lower end face of a supporting bottom plate, the upper end face of the supporting bottom plate is fixedly connected with a telescopic frame A, the telescopic frame A is hinged to a hinge base on the lower end face of a fixing square plate A, a telescopic frame B is installed on the upper end face of the fixing square plate A, the telescopic frame B and the telescopic frame A are the same in structure, and a fixing square plate B is installed on the telescopic frame B; a motor on a support of the movable lead screw mechanism A drives a lead screw to rotate, then it is guaranteed that the spray gun rotates around the trunk while moving, all-around paint spraying can be conducted on the trunk, and the health of fruit trees is guaranteed.

This utility model discloses a seedling storage and transportation device for forestry engineering, relating to the field of forestry engineering technology. The utility model includes a base plate with a storage groove on its top. A first buffer mechanism is provided between the base plate and the storage groove. A vertical plate is fixedly connected to one side of the top of the base plate, and an adjustable buffer mechanism is provided between the vertical plate and the storage groove. The first buffer mechanism includes a first spring. The adjustable components, pressure detection components, elastic plates, first damping plates, and second damping plates of this utility model work together to flexibly and precisely adjust the buffering and damping effect according to different transportation conditions and seedling types, greatly improving its applicability in complex forestry operation environments. Furthermore, the base plate, storage groove, vertical plate, and other components are rationally arranged to construct a stable and complete structure, providing a solid foundation for seedling storage and transportation, and comprehensively meeting the actual needs of forestry engineering.