32 results about "Hand injury" patented technology

The utility model provides a saw changing mechanism for a sawing machine, which belongs to the technical field of sawing machine saw changing equipment and comprises a supporting plate, a movable column is mounted at the axis of the supporting plate, a hexagonal block is fixedly connected to the end of the movable column, a plurality of groups of connecting pipes are mounted on the supporting plate, suckers are arranged at the ends of the connecting pipes, and a connecting piece is further fixedly connected to the supporting plate. The connecting pipe and the suction cup are arranged on the supporting plate, the supporting plate is adsorbed on the saw blade through the action of the suction cup, and therefore the rotation direction of the saw blade is consistent with the rotation direction of the supporting plate; and anticlockwise force can be applied to the saw blade by applying anticlockwise force to the supporting plate by holding the grip, so that the hand of an operator is prevented from being in direct contact with the saw blade, the risk of hand injury is reduced, and the problem that the hand of the operator is easily injured when the saw blade is mounted in the prior art is solved.

This utility model discloses a single-pitch shift fork mechanism for sign assembly, relating to the field of sign assembly technology. It includes a mounting plate with a mounting rod fixedly connected to the top, and a guide plate three fixedly connected to the top of the mounting rod. In this utility model, the insertion rod is slidably connected to an auxiliary component, and the guide plate two is slidably connected to the guide plate one. A shift fork pitch cylinder drives the shift fork body to move, and the insertion rod slides along the auxiliary component, achieving distance adjustment between the two shift fork bodies. The shift fork cylinder drives the shift fork body and guide plate two to move, and the shift fork mechanism transfer cylinder drives the guide plate one to move along the guide rail, enabling the insertion and movement of signs, thereby assisting in sign assembly, reducing manual labor, preventing hand injuries, and ensuring assembly safety. A buffer plate is used to cushion and protect the sides of the guide plate one and limit its movement range, preventing the bottom of the guide plate one from separating from the guide rail.

The purpose of this invention is to provide a device for convenient sampling of durian peel samples, relating to the field of agricultural safety testing equipment technology. By rotating the clamping screw, the telescopic horizontal plate can be retracted, allowing the fixing block to clamp and fix both ends of the durian. The telescopic vertical plate allows for flexible control of the durian's proximity to or distance from the cutting blade. The rotating connection between the telescopic horizontal and vertical plates allows for flexible rotation of the fixed durian, ensuring the cutting blade cuts as much of the roughly elliptical durian peel as possible. An auxiliary motor drives the durian to rotate. This solves the problem of hand injuries from holding a durian. The handle allows for easy adjustment of the contact surface between the durian peel and the cutting blade, facilitating operation. A collection box on the main motor collects the peel, which falls into a weighing pan below for weighing, facilitating observation of the sample quantity. A rinsing assembly washes the collection cover and the cutting blade.

This utility model discloses a golf grip and swing posture positioning device, including a grip positioning device and a swing posture wrist fixation device. The grip positioning device includes a positioning body, which is installed on the upper part of the golf club. The positioning body is provided with a grip positioning assembly. The swing posture wrist fixation device includes a rotating connector and a cross-section. The rotating connector is provided with a first limiting part and a second limiting part. This utility model combines the grip positioning device and the swing posture wrist fixation device into one unit. The grip positioning device assists both hands in correctly gripping the golf club and forming a correct grip posture. The swing posture wrist fixation device assists in restricting the inner side and upper surface of the wrist when swinging, thus restricting the swing and ensuring the correct swing posture and wrist angle after the swing. This utility model is easy to install and use. The grip positioning device solves the problem of hand discomfort caused by traditional positioning devices, providing a comfortable grip and making it very comfortable to use. The design of the two soft components restricts the wrist while minimizing hand injury.

The application discloses a hand injury rehabilitation training cup teaching aid, which comprises a quadrangular prism structure with a cavity, and the cross section of the quadrangular prism is trapezoidal; the teaching aid comprises a top plate, side plates and a base, the base is integrally formed by three side surfaces and a bottom surface except the side plates, the top plate and the side plates are detachably connected with the base to close the cavity; the top plate and the side plates are respectively provided with finger joint fixing rings with sliding rails, two fixing rings are alternatively assembled for use to realize finger joint fixing training at different angles; at least four third sliding rails are arranged side by side on the side surface of the base opposite to the side plates, at least one third finger joint fixing ring capable of sliding and being fixed on each third sliding rail is arranged on each third sliding rail; mirror surfaces are arranged on the inner walls of the three side surfaces of the base, and the mirror surfaces are perpendicular to each other.

This utility model relates to a corner-folding device for hardware processing, comprising a base plate, on which a first electric push rod is mounted via a translation mechanism on the upper surface of the base plate. A suspension plate is mounted at the telescopic end of the first electric push rod, and suction cup assemblies are provided at both ends of the suspension plate along its length. Two support columns are mounted on one side of the upper surface of the base plate along its length, symmetrically distributed on both sides of the translation mechanism along its width. A V-shaped base is mounted on the top of each support column. Two V-shaped corner-folding heads are mounted on the upper surface of the base plate above the V-shaped base via a lifting mechanism. Two sets of feeding mechanisms are provided on the other side of the upper surface of the base plate along its length. This device enables automatic loading and unloading, and can process two metal sheets at a time, resulting in higher efficiency, reduced labor costs, and avoidance of hand injuries due to manual loading and unloading errors, thus enhancing safety.

This invention relates to the field of rock point load strength testing technology, specifically to a sandy dolomite anti-fragmentation splash point load testing instrument, comprising a base, a rotating plate, and a support frame. The rotating plate is rotatably mounted on the base via an angle adjustment mechanism, and a loading mechanism is fixedly connected to the rotating plate. The support frame is fixedly connected to the base, and an upper pressure head is fixedly connected to the support frame. The advantages of this invention are: workers can complete the test without holding the sample, avoiding hand injuries, freeing up workers' hands for other operations, effectively preventing debris from flying outwards when the sample breaks, avoiding injury to workers, eliminating safety hazards during the test, and allowing sample debris that would normally splash outwards to fall downwards through the protective plate for easy collection by workers, ensuring the integrity of the broken sample and facilitating comparative analysis.

This utility model discloses a thermoforming mobile phone case mold, including: a lower mold, with guide rods movably connected to both ends of the top of the lower mold via bearings, and a limit baffle fixedly connected to the upper end of the back of the guide rods. This utility model, through the arrangement of a cylinder, an upper mold, and a lower mold, can pressurize and form the heated and softened mobile phone case material. The guide rods guide the upper and lower molds, improving the accuracy of mold closing operations. Furthermore, the stepper motor, screw, adjusting plate, gear plate, circular gear, guide rod, limit baffle, and limit frame provide a certain degree of vertical limitation on the upper mold during material handling, reducing the likelihood of the cylinder pushing the upper mold down rapidly due to misoperation or malfunction, potentially causing hand injuries, and improving operator safety.

An air inlet filter cotton fixing net rack and motor cooling system belong to the technical field of gas filtration. The air inlet filter cotton fixing net rack comprises two frame bodies, the two frame bodies are hinged, the two frame bodies allow to be unfolded to be horizontal coplanar state, the middle part of the frame body is provided with a mounting hole, the steel wire mesh is fixedly arranged at the mounting hole, the filter cotton is placed between the two steel wire meshes after the two frame bodies are folded, the ear plates are fixedly arranged on the frame body, the ear plates on the two frame bodies are oppositely arranged, the ear plates are fixed through bolts, by hinging the two frame bodies, only the bolts at the ear plates need to be disassembled, the two frame bodies can be unfolded around the hinge, the filter cotton can be easily taken out without disassembling the whole frame body, the operation process of replacing the filter cotton is greatly simplified, the time and labor cost are saved, meanwhile, the risk of hand injury is reduced and the safety in use is improved.

This utility model relates to the field of blow molding barrel processing technology. It provides a device for removing flash from blow molding barrels, including a support rod with a worktable fixedly mounted on its upper end. A drop opening is provided on the left side of the worktable, and a collection box is fixedly mounted at the lower end of the drop opening. A groove is provided on the right side of the worktable, and a push rod is fixedly mounted inside the groove. A connecting block is fixedly mounted on the right side of the push rod. A mounting plate is installed on the left side of the connecting block, and a bracket is fixedly mounted on the upper end of the mounting plate. This invention solves the technical problems of existing flash removal methods, which involve using a scraper to treat the surface of the blow molding barrel and manually placing the barrel onto the device for flash removal. Because the flash removal device has flash removal structures at both ends, the barrel cannot be placed quickly, and workers are prone to accidentally touching the scraper, causing hand injuries. Furthermore, the flash cannot be collected during flash removal, resulting in a messy area above the device.

The utility model relates to the technical field of noodle press, and the utility model provides an infrared anti -pressing hand noodle press, including noodle press body, the upper fixed joint of noodle press body has the fixed frame, and the upper end fixed of fixed frame has the opening of setting, the both sides fixed mounting of fixed frame has the mount, the front end fixed connection of mount has the infrared sensor, and the outer end fixed connection of infrared sensor has the fixed frame, the dough entrance of original noodle press is open form, and the entrance opening is bigger, when the user puts the dough into the noodle press, the hand is mistaken to go in the noodle press, causes the user hand injury, influences the user health, and has the influence to the noodle press sales volume, when using the noodle press, the noodle press roll spacing is adjusted through manual, and the manual needs left and right simultaneously to adjust the adjusting structure, thereby guaranteeing the parallelism of the roll, and the roll inclination situation appears when adjusting the roll, causes the dough to be pressed and rolls and is not the same in thickness technical problem.

This utility model relates to the technical field of vacuum cleaner devices, and discloses a handheld vacuum cleaner with a trigger switch assembly, including a housing one. The key feature is that a housing two is fixedly connected to the left end of the housing one, a transparent shell is fitted onto the left end of the housing two, a detachable mechanism is fixedly connected to the outer side of the housing two, and a self-locking mechanism is provided inside the housing one. The self-locking mechanism includes a hollow cylinder, the outer side of which is fixedly connected to the inside of the housing one, a spring is fixedly connected to the bottom end of the hollow cylinder, and a transmission ring is fixedly connected to the top end of the hollow cylinder. In this utility model, the self-locking button structure allows the user to release their finger at an appropriate time, relieving hand pressure, making cleaning easier and more comfortable, reducing the risk of hand injury, and avoiding potential safety issues caused by accidental trigger activation leading to sudden vacuum cleaner operation.

This invention discloses an integrated bagging and shearing device for *Dendrobium nobile* seeds with replaceable working components, relating to the field of agricultural machinery and equipment technology. It comprises three parts: an extended arm-type working component, a bagging component, and a shearing component. The extended arm-type working component includes: a frame, a support rod, an arm ring, a closing plate I, a closing plate II, a handbrake, a slide rail, and a spring. The bagging component includes: an upper bagger, a protruding rod, a connecting rod, a pedal, and a housing. The shearing component includes: a mesh cover and a blade. This invention features replaceable connectors, making it convenient for workers to carry; it eliminates the need for operators to handle thorny plants with bare hands, preventing hand injuries and eliminating safety hazards; it effectively prevents seed breakage and scattering, significantly improving seed harvesting rate and integrity; it allows easy access to high fruit clusters of *Dendrobium nobile* without the need for workers to pull on branches; and the arm ring in the middle of the support rod effectively reduces the labor required for workers to lift the tool, stabilizes the handheld device, and prevents the device from shaking during operation.

This application relates to the field of fabric processing technology, specifically to a pressure-resistant button fastening device. It includes a worktable with a main body mounted on it. A first sensor and a second sensor are located on the side of the main body. A button fastening mechanism is located on the front of the main body and includes a punching rod and a slider. An elastic element is fitted onto the outer surface of the punching rod. The slider is connected to the punching rod, and a drive mechanism is located at the end of the punching rod furthest from the worktable. A linkage mechanism is located on the side of the main body, with one side abutting against the slider. When the linkage mechanism moves the slider closer to the worktable, it simultaneously moves the punching rod downwards, triggering the first and second sensors. The drive mechanism then drives the punching rod to perform a punching and buttoning operation on the fastener placed on the worktable. This application improves the safety and efficiency of the button fastening operation and overcomes the problem of accidental hand injury to the operator in existing technologies.

This utility model discloses a pickup truck bed rain cover that is easy to secure, including a cover cloth, a first ratchet tensioner, and a second ratchet tensioner. Double securing straps are connected to both sides of the cover cloth near the front end, and single securing straps are connected to the side and rear edges of the cover cloth. A long nylon strap is connected to the first ratchet tensioner. This pickup truck bed rain cover can be hung on the side of the pickup truck using hooks. The single securing strap is then passed through the insertion hole in the middle of the tightening shaft of the first ratchet tensioner. The tightening lever of the first ratchet tensioner can then be cranked, causing the tightening shaft to wrap around and tighten the single securing strap, which is then locked in one direction by the ratchet to prevent it from loosening. This makes securing the pickup truck bed rain cover quicker, simpler, more secure, and safer, avoiding the risk of hand injury from manual tightening.

Tool for safely handling belts. The invention relates to a device for safely moving belts during inspection, disassembly, or assembly on pulleys, without risk of hand injury. It consists of a main rod with two fixed holes at one end for screwing in a knurled shaft and an oblong hole for adapting a second knurled shaft, depending on the thickness of the belt being worked. A removable handle is located at the other end. When the user applies pressure and pulls on the handle, once the belt is clamped between the two knurled shafts, the belt will move according to the user's input. In addition to preventing direct hand injuries, the device multiplies the user's force and reduces musculoskeletal disorders.The device according to the invention is intended for the control, maintenance and handling of all types of belts in all fields. Figure for the abstract: Fig.2.

The utility model relates to related technical field of electrical transmission especially, it is an insulation saw that can adjust falling angle, including extension rod, be provided with mounting mechanism on the extension rod, be provided with adjusting mechanism on the mounting mechanism. This insulation saw that can adjust falling angle, through setting adjusting mechanism, can be convenient for operator to adjust the falling angle of electric saw, thereby can accurate regulation saw cutting angle of electric saw according to different branch pruning demand, avoided the branch of pruning falling at random, improved the practicality and security of insulation saw. Meanwhile, the operator does not need to hold the branch again to prevent it from falling, reduces the labor intensity of operator, avoids the risk of operator's hand injury, improves the use convenience of insulation saw.

This utility model relates to the field of press technology, specifically a press comprising a press body, a hydraulic cylinder, a pressure plate, support legs, and a rotating device. The hydraulic cylinder is mounted on the press body, and the pressure plate is fixedly connected to the output end of the hydraulic cylinder. The support legs are fixedly connected to the lower surface of the press body. The rotating device is located outside the press body and includes an equipment box. The equipment box is located outside the press body, and a rotating rod is located inside the equipment box. One end of the rotating rod is located outside the equipment box, and a fixing ring is fixedly connected to the outer end of the rotating rod. A connecting arm is fixedly connected to the surface of the fixing ring. This utility model, by incorporating a rotating device, reduces the press's idle time, improves work efficiency, and keeps workers away from the stamping area, preventing hand injuries and ensuring worker safety. This effectively improves the reliability of the equipment.

This utility model relates to an illuminated wire stripper, comprising wire strippers, a handle sleeve fitted onto the handles of the wire stripper, and an illumination component connected to at least one of the handles. The illumination component includes a housing, a control circuit board installed inside the housing, a switch and an illumination lamp installed on the control circuit board, and a battery for powering the control circuit installed inside the housing. The illumination lamp is positioned corresponding to the jaws of the wire stripper. Advantages of this utility model: This solution incorporates an illumination component directly facing the jaws, eliminating the need for an external light source, making it convenient to use. It also includes a cleaning component, allowing operation by users with different habits. During fiber cleaning, the large surface area of ​​the cleaning cotton makes it easy to place the optical fiber, and then the two cleaning cotton pads are used to press the optical fiber towards each other for wiping, making the operation convenient and preventing fiber breakage. Since the operator's hands do not directly contact alcohol, there is no risk of alcohol-induced hand injury, and the fiber is thoroughly cleaned.

This utility model discloses a multi-angle busbar grounding rod, relating to the technical field of busbar grounding rods. The multi-angle busbar grounding rod includes a rod with a clamp assembly at its top. An insulating sleeve is provided on the outside of the rod, and a protective assembly is provided on one side of the insulating sleeve. The protective assembly includes a protective plate and a connecting frame, with the connecting frame located at both ends of the protective plate. One end of the connecting frame has an embedded groove, and the connecting frame is fitted over the insulating sleeve through the embedded groove and rotates along the insulating sleeve. A ball bearing is embedded inside the embedded groove, and the inner wall of the ball bearing is in close contact with the outer wall of the insulating sleeve. This solution solves the problems of existing multi-angle busbar grounding rods, which mostly rely on a single rod for handling, easily causing hand injuries in confined spaces, resulting in low safety, and having a single handling method with poor flexibility and applicability.

This utility model relates to a hand-protective noodle press, comprising a noodle press body driven by a drive motor. Fixed and adjustable rollers of the noodle press body are rotatably mounted between two grid plates. A noodle inlet hopper is installed at the upper entrance of the fixed and adjustable rollers between the two grid plates. A protective cover is installed between the top of the two grid plates, and an installation slot is formed between the two sides of the protective cover. An induction switch is installed in the installation slot. Support columns are connected to the bottom two side plates of the noodle inlet hopper, and support slots are formed opposite each other on the two support columns. A material blocking mechanism is movably installed between the two support slots. The material blocking mechanism includes a material blocking block, and sliders that can extend into and slide within the support slots are connected to both ends of the material blocking block. An electric push rod is fixedly installed on the top wall of the support slot, and the movable end of the electric push rod is connected to the sliders at both ends of the material blocking block. This utility model can detect when a hand enters the grid plates and control the drive motor to stop and the material blocking mechanism to stop the material, improving the safety of using the noodle press.

The utility model discloses a metal flexible pipe positioning cutting device, including pneumatic bellows cutting machine, the left side and the right side of pneumatic bellows cutting machine top all are provided with support frame, the inboard of support frame is provided with positioning device, the front side and the back of support frame all are provided with the down -pressing subassembly. The utility model discloses the cooperation of setting up support frame, positioning device, down -pressing subassembly, controlling means and rectangular through -hole, has solved the current pneumatic bellows cutting machine when using, mostly does not have the function of positioning to the machining workpiece, under the condition without positioning, operating personnel need manual control bellows's position, this has increased the difficulty and risk of operation, if improper operation, possibly will cause hand injury or bellows fly out and cause accidental injury, and in the process of processing, the non -uniform stress of cutting when can not accurate positioning will make, lead to bellows cutout appear skewing etc. problem, influence cutting surface quality and the problem of aesthetic degree.

The utility model discloses a bearing seat dismounting and fixing device. The technical problem that in the prior art, slipping is prone to occurring is solved. The device comprises a base, a first fixed plate, a movable plate and balls. A bottom plate groove and a plurality of limiting grooves are formed in the base, the bottom plate groove is formed in the base, the limiting grooves are formed in the two sides of the bottom plate groove respectively, and the limiting grooves in each side are formed in the length direction of the base at intervals. The first fixing plate is installed at one end of the base in the length direction. The movable plate is in sliding fit with the base in the length direction of the base. Each limiting groove is internally provided with a ball, and an opening of each limiting groove is smaller than the diameter of the ball so that the ball can rotate in the limiting groove. According to the fixing device for dismounting and mounting the bearing seat, wood blocks are replaced by the fixing device for bedding, the risks of squeezing and crushing hands and the risk that the bearing seat slides down to smash people are effectively avoided, an operator does not need to make direct contact with the bottom of the bearing seat, and the risk that the hands are injured due to movement of the wood blocks or sliding down of the bearing seat is completely avoided.

This utility model discloses a fence repair device, including a handheld part with a support part and a first sleeve on the support part. The handheld part also has a rotating rod that rotates within it, and a second sleeve is located at the end of the rotating rod facing the first sleeve. When the first sleeve is fitted onto a nut on one side of the fence and the second sleeve is fitted onto a bolt on the other side, rotating and pushing the second sleeve towards the first sleeve allows the bolt and nut to engage, completing the assembly and fixing of the fence. In summary, when the first and second sleeves are positioned on either side of the fence, the user can grip the handheld part with one hand and rotate the rotating rod with the other. This allows for tightening of bolts and nuts while simultaneously increasing the distance between the user's hands and the fence, completely separating the user's hands from the fence during bolt tightening and preventing hand injuries.

This utility model relates to the field of bird's nest processing technology, and in particular to a guillotine device for removing corners from dried bird's nests. It includes a cutting table and a collection box placed on the side of the cutting table, the collection box and the cutting table being connected by a connecting mechanism. A connecting member is fixedly installed on the side of the cutting table, and a guillotine is rotatably connected to the side of the connecting member. The guillotine is detachably connected to the connecting member via a rotating assembly. A locking mechanism for locking the guillotine is also provided on the end face of the connecting member. This utility model uses a guillotine-type corner-removing method to replace traditional scissors, thus achieving labor-saving and efficient operation. Simultaneously, the collection box is added to collect the cut corners, solving the problem of bird's nest corners flying to the ground and causing collection difficulties during the corner-removing process. This not only significantly improves employee work efficiency but also reduces the occurrence of hand injuries.

The application relates to a support and a projection device, the support comprising a base, a supporting piece and a connecting structure; the base is provided with a containing groove and a first containing cavity; the supporting piece is provided with a second containing cavity and an avoiding hole which are in communication with each other; the connecting structure comprises a first fixing piece and a second fixing piece, the first fixing piece is fixed in the first containing cavity and penetrates the groove bottom of the containing groove, and the second fixing piece is fixed in the second containing cavity; the supporting piece is at least partially arranged in the containing groove, so that the first fixing piece can extend into the second containing cavity from the avoiding hole and rotate to be connected with the second fixing piece; the avoiding hole is configured to avoid the first fixing piece, so that the first fixing piece can rotate relative to the supporting piece. During the rotation of the supporting piece relative to the base, the containing groove wraps part of the supporting piece, so that the connecting structure is located in the first containing cavity and / or the second containing cavity, thereby protecting the first fixing piece and the second fixing piece and reducing the risk of hand injury caused by the first fixing piece and the second fixing piece during the rotation of the supporting piece relative to the base.

This utility model relates to the field of wire cleaning technology, and in particular to a detachable wire cleaner and pliers. The pliers include a pliers body and a detachable wire cleaner. The detachable wire cleaner includes a base and a top cover hinged to the top of the base. An opening for wires to pass through is formed between the base and the top cover. Both the base and the top cover have wiping pads for wiping the wires at opposite ends. The wires can be quickly wiped and cleaned before or after handling, which is convenient to use and reduces hand injury. The base is provided with a fixing structure for connecting to the pliers body, which allows the cleaner to be easily installed on various pliers bodies or removed for use as a standalone cleaning product, meeting different usage needs.

This utility model discloses a portable wrench with a switch eye bolt and handwheel, relating to the field of wrench technology. The wrench includes an arm with a handheld end and a locking end. A square box is fixed to one side of the locking end, and an eye bolt is movably installed inside the box. A clamping mechanism is also provided. The clamping mechanism utilizes the power of turning the eye bolt to passively fix the square box and eye bolt insertion depth, as well as passively clamp the eye bolt to eye bolts of different sizes. Two sets of lever arms in an F-shape are located on the other side of the locking end of the arm. An anti-slip sleeve is fitted to the handheld end. This wrench solves the problems of inconvenient operation and easy hand injury associated with existing tools. It can both open and close the eye bolt on the can lid and operate the stop valve handwheel, offering advantages such as portability, ease of use, and adaptability to eye bolts of different sizes.

This utility model discloses a bone saw with a protective structure, relating to the field of bone saw technology. The utility model includes a casing, a vertical plate fixedly connected to one side of the casing, a bone saw assembly disposed on one side of the vertical plate, and a platform fixedly connected to one side of the vertical plate and above the casing. A movable fixing assembly is disposed on the top of the platform. During bone cutting, this utility model, through its unique structural design, effectively fixes the bone. When the bone to be cut is inserted between the extrusion plate and the movable platform, as the bone is continuously inserted, the extrusion plate moves upward to compress the spring. The reverse resistance generated by the compressed spring allows the extrusion plate to stably press the bone, firmly fixing it in the retainer, preventing the bone from moving or shaking during cutting. Furthermore, it eliminates the need for direct hand contact with the bone, preventing hand injuries during bone sawing. The curved panel also prevents bone fragments from scattering and causing injury.

This invention discloses an aluminum foil sealing structure and its manufacturing method in the field of storage can sealing. The structure includes a sealing cap body, which is annular in shape. A sealing plane is located above the central hole of the sealing cap body. A folded edge is provided below and outward from the inner hole of the sealing cap body. The folded edge forms an arc-shaped protrusion at the central hole of the sealing cap body. A steel ring is embedded at the arc-shaped protrusion where the folded edge meets the sealing plane. By providing a folded edge at the opening of the central hole of the sealing cap body and a steel ring at the folded area to increase the fold curvature, this invention ensures that the arc of the opening of the sealing structure is sufficiently large, effectively preventing hand injuries when handling food or scratches to an animal's tongue when used as a pet food storage container, thus ensuring greater safety during use.