219 results about "Preventing injury" patented technology

The invention relates to a wearable fitness monitoring system that uses advanced sensor technology to track real-time muscle engagement, posture, and fatigue levels during physical activity. The system comprises a capacitive sensor system, incorporating elastic silver fiber cloth and medical-grade silicone, for precise muscle movement detection; a motion sensor for tracking movement along multiple axes; and an AI-powered processing unit to provide ergonomic feedback, prevent injuries, and optimize performance. It features dynamic self-calibrating sensors that adjust to user-specific movements using machine learning algorithms. The system offers personalized workout plans, adjusting in real-time based on biometric feedback, environmental conditions, and muscle fatigue. Additionally, it integrates Bluetooth Low Energy (BLE) for wireless communication, haptic feedback for posture correction, and AR / VR for immersive workout guidance. The system includes cloud-based data storage with encryption and supports blockchain for secure data management, offering a comprehensive, personalized fitness experience that improves workout efficiency and safety.

The utility model discloses a coal mine tunnel supporting structure which comprises two supporting loop bars. The lifting rod is connected to the interior of the supporting sleeve rod in a sliding manner; the top plate is arranged at the upper end of the lifting rod; the positioner is arranged on the outer side of the upper end of the supporting sleeve rod; the protective net and the two fixers are arranged on the two sides of the outer end of the top plate respectively. According to the coal mine tunnel supporting structure, the top of the coal mine tunnel is supported through the top plate, the width of the top plate can be adjusted so that the top plate can be matched with the width in the coal mine tunnel, the top plate is supported through the supporting sleeve rod and the lifting rod, and the supporting sleeve rod can slidably ascend and descend in the lifting rod; after the supporting sleeve rod is lifted to a proper position, the position of the supporting sleeve rod can be fixed through the positioner; the protective nets are arranged on the two sides of the outer end of the top plate correspondingly, falling rocks on the top of the coal mine roadway are blocked through the protective nets, and the situation that people in the roadway are injured by the falling rocks is avoided.

An anti-pinch electric bed includes pivotally connected first and second frames, an actuator having a first coupling portion connected with a first pivot portion of the first frame and a second coupling portion pivotally connected with a second pivot portion of the second frame. A first pivot hole of the first pivot portion or a first coupling hole of the first coupling portion is an elongated hole having a contact end. A pin inserts into the first pivot hole and the first coupling hole, and abuts against the contact end. A detect switch is disposed to the first pivot portion or the first coupling portion for sending a signal to stop the actuator or to reverse a rotation of the actuator while detecting that the pin is disengaged from the contact end. As such, the anti-pinch electric bed can prevent injury to people, other living beings, or objects.

The utility model relates to the technical field of machining, and discloses a central processing unit clamping device which comprises a base, a screw rod is rotationally arranged above the base and driven by a motor fixed on the base, a movable frame is arranged on the screw rod in a threaded connection mode, a sliding structure is arranged below the movable frame, and first transmission frames are symmetrically and rotationally connected to the two sides of the movable frame. The extending end of the first transmission frame is rotatably connected with a second transmission frame, the base is connected with a limiting frame connected with the first transmission frame, the opposite sides of the ends, away from the first transmission frame, of the two second transmission frames are detachably provided with clamping plates, the two clamping plates are parallel to each other and are oppositely arranged, and the opposite sides of the lower ends of the clamping plates are provided with grooves. The supporting plate is driven by an electric push rod fixed to one side of the clamping plate, and a pressure sensor electrically connected with the electric push rod is embedded in the clamping plate. The clamping device has the advantages that damage caused by uneven clamping force is prevented, clamping is stable, and the clamping device is not prone to falling off during transferring.

This utility model belongs to the technical field of automatic folding devices, specifically relating to an automatic folding device for environmentally friendly woven bags. It includes a main body, with a protective mechanism at its upper end and a base at its lower end. A support column is fixedly connected to the lower end of the base, and a motor is fixedly installed inside the base. A threaded rod is fixedly connected to the motor's rotating shaft. This utility model, through the design of components such as a connecting sleeve, connecting plate, baffle, handle, connecting block, and slot, moves the connecting plate towards the connecting sleeve. This movement causes the baffle and slot to move to designated positions on the connecting sleeve, thereby limiting the movement of the baffle and slot. This prevents workers from contacting the compression rollers, thus preventing injury to workers.

The utility model discloses a drainage hole with a function of preventing blood vessels from adhering to the wall. The drainage hole comprises a drainage hole body, an anti-injury block, a supporting ring, a drainage ditch and an arc-shaped cannula adhering face. A gap between every two adjacent damage blocks is a drainage ditch; each anti-damage block consists of an anti-damage table, an access slope, an access arc, an anti-damage arc I and an anti-damage arc II, wherein the anti-damage table is positioned at the upper part of the anti-damage block; the access slope is located outside the anti-damage block; the access arc is in transition connection between the access slope and the anti-damage table; the anti-damage arc I is positioned on the inner side of the anti-damage block; the anti-damage arcs II are located on the two sides of the anti-damage block. According to the utility model, the drainage holes can be effectively prevented from being blocked by endangium, so that the following problems are avoided: the treatment effect is reduced or even interrupted due to sudden drop of drainage quantity, and the life of a patient is endangered; due to the fact that drainage holes are blocked by endangium, the endangium is injured due to the high pressure difference between intravascular equipment and extracorporeal equipment; endovascular injury generates thrombus which endangers the life of a patient.

This utility model provides a throttle valve with a pressure relief structure, comprising: a valve body, wherein an inlet channel, a medium flow channel, and an outlet channel are sequentially connected within the valve body, and a pressure relief channel communicating with the medium flow channel is also provided within the valve body; and a pressure relief assembly, disposed at the end of the pressure relief channel away from the medium flow channel and threadedly connected to the valve body, for switching the pressure relief channel between open and closed states. This solution, by providing a pressure relief channel and a pressure relief assembly, allows for pressure relief before the throttle valve is decommissioned, preventing injury to operators due to excessive residual pressure inside the throttle valve during removal.

This application provides a pole straightening device and system, including a base, a jacking pipe, and a jack support. The jack support is connected to the base and is used to install the jack; one end of the jacking pipe is located at the end of the jack furthest from the jack support; the other end of the jacking pipe supports the pole. This pole straightening device uses the jacking pipe to support a leaning pole and utilizes the jack to push the other end of the jacking pipe to straighten the pole. By using the jack to provide kinetic energy, the manual labor required is greatly reduced, from 7-10 people to 3. Simultaneously, the mechanical transmission for pole force distribution and support allows workers to be kept a certain distance from the pole, effectively preventing injuries from a falling pole.

The utility model discloses a resin grinding wheel with an automatic coaxial function, which relates to the technical field of resin grinding wheels, and adopts the technical scheme that the resin grinding wheel comprises a bottom plate, the top of the bottom plate is fixedly connected with a vertical plate, the top of the vertical plate is fixedly connected with a supporting plate, one side of the supporting plate is fixedly provided with a motor, and the output end of the motor is fixedly connected with a rotating rod; the grinding wheel body is provided with a rotating rod, one side of the rotating rod is fixedly connected with a rotating rod, and a fixing unit is arranged on the outer side of the rotating rod. Meanwhile, through the arrangement of the cooling assembly, airflow can be guided into the connecting frame through a transverse pipe by an air blower and blown to the grinding wheel body through a vertical pipe and an air outlet pipe, so that the grinding wheel body is cooled, and the service life of the grinding wheel body is guaranteed; and an operator is hurt.

This invention discloses an abnormal monitoring and protection device for aluminum shell production, including a punch press and a first slide block. A control panel is installed on the front end face of the punch press, and an air storage chamber is installed on the rear end face of the punch press. An intermittent mechanism is installed behind the first slide block. A cleaning mechanism to keep the lens clean is installed on the side of the intermittent mechanism away from the first slide block. A protective mechanism to prevent the lens from being damaged by impact is installed behind the cleaning mechanism. The advantages of this invention are that it does not require manual monitoring to prevent injury, automatically cleans up waste to avoid affecting the monitoring results and can detect problems early, and can prevent splashing waste from damaging the monitoring.

This invention relates to the field of medical device technology, specifically to a tissue protection shielding device for laparoscopic surgery. The device includes a shielding assembly and a pull cord. The shielding assembly comprises several shielding plates; each shielding plate has a perforation, and an elastic element connects adjacent shielding plates. The elastic element provides elastic force to allow the shielding assembly to roll into a cylindrical shape when no external force is applied, at which point the shielding assembly is in its initial state. The pull cord has a limiting element. When the shielding assembly is in its initial state, pulling the pull cord reduces the length of the cord that is threaded through the shielding assembly, causing adjacent shielding plates to rotate relative to each other. This allows the shielding assembly to bend in the opposite direction into an arc shape, and the elastic element is compressed by the corresponding two shielding plates, resulting in a protruding structure protruding from the inner surface of the shielding assembly. This tissue protection shielding device for laparoscopic surgery can improve the protection of the liver, preventing injury or cuts to the liver.

The invention belongs to the technical field of bulletproof helmets, and discloses an STF-containing composite bulletproof helmet and a preparation method thereof.The STF-containing composite bulletproof helmet comprises a helmet shell, an STF energy absorption layer is fixedly connected to the interior of the helmet shell, a lining layer is fixedly connected to the interior of the STF energy absorption layer, a mounting plate is fixedly connected to the helmet shell, and the STF-containing composite bulletproof helmet further comprises a protection buffer part arranged on the helmet shell and used for protecting the STF energy absorption layer and the lining layer; the device is used for buffering and protecting the rear side of the helmet shell. The protective buffer part is additionally arranged on the rear side of the helmet shell, the protective plate is matched with the movable rod and the elastic part convenient to disassemble to form a buffer structure, force can be rapidly unloaded during backward leaning impact, impact energy is effectively dispersed, and injury to the afterbrain and the cervical vertebra is avoided, the elastic part convenient to disassemble adopts the combined design of the spring, the clamping spring and the circular ring, and the spring can be rapidly replaced after being damaged; the original bulletproof performance of the helmet is not damaged, protection of the STF energy absorption layer and targeted buffering of the rear side are both considered, the use safety under the scenes such as backward leaning and falling down is greatly improved, and the helmet meets actual combat and training requirements.

The utility model relates to the technical field of silver ear processing, concretely is the packing machine of bilateral clamping positioning, including support mechanism, the middle part of the top of support mechanism is equipped with the upper recess, the both sides inner wall rotation of upper recess is connected with is the upper film mechanism, the middle part of the bottom of support mechanism is equipped with the lower recess, the both sides inner wall rotation of lower recess is connected with is the lower film mechanism, the both sides of bottom wall of support mechanism are equipped with fixed plate, the opposite side of both sides fixed plate is equipped with clamping mechanism, the top wall both sides of support mechanism are equipped with heat sealing mechanism. The improved packing machine, through the symmetrical wrapping of upper film mechanism and lower film mechanism, the silica gel pad of bilateral clamping mechanism and pressure sensor can realize stable positioning and prevent injury, the hydraulic cylinder can drive the film material to adapt to the silver ear, reduce manual adjustment, the upper film mechanism and lower film mechanism synchronous recovery waste film edge, can promote automation and environmental protection, effectively improve packing efficiency.

This invention discloses a wearable assistive device for sitting and walking, belonging to the field of wearable lower limb assistive walking devices. The main body of the device consists of a segmented rigid support frame, a lower limb movable foot skeleton, elastic assistive components, and wearable fixing components. It integrates core components such as a pressure-distributing multi-functional waist belt for the abdomen, shoulder auxiliary pressure-distributing straps, multi-point detachable buckles, telescopic springs, elastic ropes, spring external protective indwelling hoses, thigh ring fixation brackets, calf ring fixation brackets, knee joint locking devices, and a rubber soft sole for easy removal. This invention abandons the traditional method of directly binding the limbs with elastic components, and adopts a structure that combines segmented rigid support with composite elastic assistance. The elastic tension is transmitted through the frame, avoiding leg compression and blood circulation obstruction. At the same time, the knee joint locking device locks the frame angle to achieve stable support for sitting posture, eliminating the need for a rear rigid carbon steel component. The shoulder, back, and waist pressure-distributing design reduces the load on the waist, the spring external protective hose prevents injury and snagging, and the upper and lower ring brackets provide directional limitation for the elastic components. The invention is a purely mechanical structure with no electronic control components. It is easy to wear and highly adaptable to different body types. It can simultaneously meet the dual needs of sitting rest and standing walking assistance, solving the problems of discomfort from pressure, cumbersome sitting support, disordered assistance, and easy strain on the waist in existing products. It is suitable for the elderly, people undergoing lower limb rehabilitation, and daily long-distance walking assistance scenarios.

The invention discloses a waist nursing device, and belongs to the field of nursing, the waist nursing device comprises a waist and back protection pad and two waist side protection pads, the inward side wall of the waist and back protection pad is connected with two inner son hook-and-loop fasteners, the inward side walls of the two waist side protection pads are connected with inner mother hook-and-loop fasteners, the upper end surfaces of the two waist side protection pads are connected with inclined lining belts, and the inclined lining belts are connected with inner mother hook-and-loop fasteners. The upper ends of the two inclined lining belts are connected with a pressure-bearing belt, the upper end of the pressure-bearing belt is connected with two buckle belts, and the two buckle belts are both provided with adjusting buckles. Through the arrangement of the buffer pad and the supporting buttons, a user can conveniently adjust the waist and back protection pad to a proper state according to the figure and the sitting and leaning height of the user, the waist and back protection pad and the waist are completely attached and supported, the situation that the waist is suspended and damaged is avoided, meanwhile, the waist and back protection pad and the waist side protection pad can be bonded through the arrangement of an inner son hook-and-loop fastener and an inner mother hook-and-loop fastener, and the use is convenient. When a user lies flat, the device is placed below the knees to protect the two sides of the legs, the waist curve is completely attached to the bed surface, and the waist curve is prevented from being suspended to increase the pressure of the waist when the user lies flat to sleep.

The utility model relates to the technical field of medical instruments, and discloses an orthopedic nursing circulation type cold compress device which comprises a movable base, a supporting plate is arranged above the movable base, a mounting frame is arranged at the upper end of the supporting plate, and an electric telescopic rod is arranged at the upper end of the mounting frame. An arc-shaped limiting plate is arranged at the driving end of the lower end of the electric telescopic rod. When the orthopedic nursing circulation type cold compress device is used, a patient can put an injured limb on a supporting plate, then an electric telescopic rod drives an arc-shaped limiting plate to move downwards, the limb is limited through the arc-shaped limiting plate, the fixing strength can be buffered through a silica gel pad, the limb is prevented from being injured, and then a circulation pump is started; cooling water in the cooling water tank is pumped out through the circulating pump and circulated through the circulating cooling branch pipe, so that cold compress is conducted on the limbs of the patient, the device is simple in structure and convenient to use, the comfort degree of the patient during cold compress can be improved, and the practicability of the orthopedic nursing circulating type cold compress device is improved.

This utility model relates to the field of protective device technology, and discloses a safety protection device for geological disaster control engineering construction. It includes a support frame, with a support plate fixedly connected inside the support frame. Multiple fixing plates are fixedly connected to the front side of the support plate. Fixing rings are fixedly connected to the four corners of the front side of each fixing plate. Limiting posts are fixedly connected inside two pairs of fixing rings in the same vertical direction. Two connecting plates are rotatably connected to the outside of each of the two limiting posts. Moving posts are rotatably connected inside two pairs of connecting plates in the same vertical direction. Two transmission plates are rotatably connected to the outside of each of the two moving posts. In this utility model, the impact force acts on the shock-absorbing mesh, pushing the extrusion plate backward. Position correction is achieved by restoring the air pressure inside the sealed chamber and then extruding the extrusion plate again, thus achieving a buffering and shock-absorbing effect on falling objects and preventing injury to workers operating at the bottom of the work area.

The utility model relates to the technical field of eye washing equipment, and discloses chemical burnt cornea washing equipment. The chemical burnt cornea flushing equipment comprises a flushing device and a flushing fluid supply device, the flushing device comprises a wearing frame capable of being worn on the eyes, the wearing frame comprises two eye washing cups, the head ends of the eye washing cups can make sealed contact with eye sockets and are provided with first openings used for containing the human eyes, the tail ends of the eye washing cups are provided with second openings, and the second openings communicate with the first openings; a flushing mechanism capable of spraying flushing fluid towards human eyes is arranged in the eye washing cup. The flushing fluid supply device communicates with the flushing mechanism through a conveying hose so that flushing fluid can be provided for the flushing mechanism. The flushing device for the chemically burnt cornea can be placed in an area where chemical burns are prone to happening for standby application, flushing operation is simple, a wounded person can flush the eyes within the shortest time and does not need to go to a far medical site for flushing, the first-aid time is prevented from being delayed, and therefore the injury condition is prevented from being aggravated.

A method for interconnecting components of a hydraulic fracturing system using flexible hose or pipe. The flexible hose or pipe can form a singular flow line which interconnects, for example, a pump and a manifold of the hydraulic fracturing system. Each end of the flexible hose or pipe can be tethered (using a safety restraint) to another component of the hydraulic fracturing system. In the event of a rupture or other failure, the safety restraint retains the tethered flexible pipes or hoses in a fixed position to prevent injury to personnel or damage to surrounding equipment. The method can include positioning a pump adjacent to a manifold, the pump and the manifold being configured to operate within the hydraulic fracturing system, the pump having a pump connection, the pump connection comprising a quick disconnect. The method can further include coupling a first end of a first flexible hose to a first pump connection, coupling a second end of the first flexible hose to a first manifold connection, coupling a first end of a second flexible hose to a second pump connection, and coupling a second end of the second flexible hose to a second manifold connection.

To provide a finger protection sack capable of protecting the entire circumference of the tip of a finger and preventing injury when the finger is caught between members during steel tower assembly work or the like. [Solution] These are aluminum finger protection sacks 1A-1E that are fitted onto the tip of a finger and then put on with gloves. They fit loosely to cover the entire tip area of ​​the target finger up to the first joint, and are equipped with a cylindrical main body 2 and a dome-shaped top portion 3 that is continuous with the front opening of the main body and closes the front end opening. A sweat vent hole with a diameter of 5-6 mm is formed in the center of the top portion so that the tip of the finger does not protrude, and an anti-slip area 5 with a flare knurling finish is equipped on the entire surface area of ​​the main body near the rear end opening.

The utility model discloses rubber performance detection equipment, and relates to the technical field of rubber detection. The rubber performance detection equipment comprises a base, a threaded rod and a U-shaped supporting plate, extension plates are fixedly mounted on the front side and the rear side of the base, a supporting plate is fixedly mounted at the tops of the extension plates, and an electric push rod is fixedly mounted at the top of the supporting plate. According to the rubber performance detection equipment, two groups of supporting vertical plates can transversely move in a manner of rotating a threaded rod, so that when rubber strips on one group of supporting vertical plates are detected, the other group of rubber strips can be subjected to loading and unloading treatment, the detection time of the rubber strips can be fully utilized, the detection efficiency of the equipment is improved, and the detection efficiency of the equipment is improved. The device is simple in structure and convenient to use, the practicability of the device is improved, a clamping plate can be driven to clamp a rubber strip, so that when the rubber strip is subjected to stretching detection, participation of workers can be reduced, the situation that the workers are injured due to excessive stretching breakage of the rubber strip is avoided, and then the safety of the device can be improved.

This utility model discloses a feeding device for a concrete pump truck, belonging to the technical field of concrete pump trucks. It includes a feeding conveyor cylinder and a pressure-reducing diversion pipe for diverting and slowing down the pumped concrete. The top of the pressure-reducing diversion pipe is connected to a main connecting pipe, and the surface of the main connecting pipe is provided with a clamping assembly that connects to the feeding conveyor cylinder. An impact-resistant diversion block is provided on the inner wall of the pressure-reducing diversion pipe below the connection point of the main connecting pipe. Mounting base plates are connected to both sides of the impact-resistant diversion blocks at the bottom of the inner wall of the pressure-reducing diversion pipe, and the surface of the mounting base plates is provided with buffer components to reduce the impact force of the concrete pumping. This utility model can effectively reduce the concrete flow rate at the discharge port during concrete pumping, further reducing concrete splashing and ensuring the quality of concrete pouring. Simultaneously, it improves the safety of feeding and prevents injury to workers caused by splashing.

The present application relates to the field of fitness equipment, especially to a sports equipment capable of preventing injury, comprising a rowing machine and a seat connected to the rowing machine, which can move with the rowing machine and is used for enabling an exerciser to sit on; a water tank, one end of the rowing machine being used for adjusting water resistance; a correction assembly arranged on the seat, which is used for correcting the posture of the exerciser and avoiding injury; and a protection system used for preventing the exerciser from falling out of the rowing machine. Through simple structure combination, the present application realizes that the exerciser keeps chest straight and back straight during exercise by the backrest during the use of the rowing machine, prevents the exerciser from suffering from lumbar muscle strain, and guarantees the health of the exerciser; further improves the protection effect of the protection system on the exerciser; during the process of the exerciser leaning left and right, the protection block intercepts the leaning exerciser, avoids the exerciser from directly falling out of the rowing machine and causing injury, and further guarantees the personal safety of the exerciser during exercise.

This invention discloses an intelligent cargo handling robot for hydrangea cold storage, relating to the field of hydrangea handling technology. It includes a chassis with a detachable sealing cover mounted on its upper end, and a control system mounted on the upper end of the sealing cover. This invention features a dual-degree-of-freedom design of rotation and flipping, enabling arbitrary posture adjustment of goods in three-dimensional space. Two sets of telescopic components are independently adjustable, compatible with various packaging sizes, allowing for multi-directional and multi-angle loading and unloading with a wide coverage area. This improves the retrieval coverage range, eliminates the need for manual assistance in adjusting cargo placement, and enhances operational efficiency. Simultaneously, the fully automated operation improves handling efficiency and prevents injury to workers. Through the above structural design, the robot achieves full automation of cargo handling in hydrangea cold storage, demonstrating significant improvements in operational efficiency, reduced losses, and adaptability to special environments, exhibiting strong practicality and economic efficiency.

The utility model provides a kind of oral cavity suction tube for preventing injury of tracheal intubation patient, including main body pipe, suction end, connecting joint and sealing plug;Wherein, suction end is connected in one end of main body pipe, is equipped with suction opening, with several long strip suction ports;Connecting joint one end is connected in the other end of main body pipe, the other end is connected with negative pressure equipment, and control through-hole is opened on connecting joint;Sealing plug can be inserted with control through-hole pluggably, to seal or open control through-hole. When using, suction end is placed in the lowest position of patient oral cavity, then main body pipe is connected together with tracheal intubation, finally connecting joint is connected with negative pressure equipment;After being connected, start negative pressure equipment, use sealing plug to seal control through-hole, make suction end form negative pressure, and carry out suction.The utility model's suction tube can disperse negative pressure by multiple long strip suction ports, avoid adsorbing oral cavity mucosa due to local negative pressure being too high, to reduce mucosa injury risk.

The utility model discloses a water circulation device of an aquarium, and relates to the technical field of aquariums. The device comprises a water tank and a blocking cover, an adjusting assembly used for adjusting a through hole assembly is arranged on the surface of the blocking cover, a stop block is fixedly connected to the surface of the adjusting assembly, a containing assembly is arranged in a connecting box, and a gravel layer is arranged on the bottom face of the inner wall of the containing assembly. A discharging opening is formed in the surface of the connecting box in a penetrating mode, and a balancing weight is fixedly connected to the top face of the blocking cover. The water pumping assembly is used for pumping out water in the water tank, the blocking cover enables fishes not to get close to the submersible pump, at the moment, the submersible pump can be covered and protected, meanwhile, the height of an opening of the blocking cover can be adjusted, and the problem that the fishes are injured or die due to a water pumping component is solved. Meanwhile, hydroponic plants can be planted at the connecting box, water flows outwards in a waterfall shape through the discharge port, and the attractiveness of the structure in use is improved.

This invention relates to the field of rebar tying technology, and more particularly to a handheld rebar tying device. It includes a handheld rod, a wire storage mechanism, and a tying mechanism. The wire storage mechanism stores tying wires and feeds them one by one to the tying mechanism. The tying mechanism is fixed to the handheld rod and is vertically movable relative to the wire storage mechanism. The handheld rod moves the tying mechanism and the wire storage mechanism synchronously downwards until the wire storage mechanism is against the rebar mesh. Then, the handheld rod lowers the tying mechanism relative to the wire storage mechanism, allowing the tying mechanism to guide the tying wires through and tie the rebar joints. The advantages are that this handheld rebar tying device allows workers to operate upright, reducing labor intensity and preventing injury, enabling workers to work continuously for extended periods and improving work efficiency.

This invention relates to a fastener driving tool, and more particularly to a safe and quick-release electric nail gun, belonging to the field of power tool technology. The invention comprises a housing, an energy storage mechanism, a nail-driving mechanism, a lifting mechanism, and a nail-feeding mechanism. The nail-driving base consists of a lower nail-driving base and an upper nail-driving base rotatably connected thereto. The upper nail-driving base is connected to a quick-release device that restricts the opening and closing of the nail-driving base. The nail-feeding mechanism includes a nail groove push plate movably installed within a nail groove. The nail groove push plate is fixed or movable to the nail groove via a latch. A locking device is provided between the nail groove push plate and the nail-driving base. The locking device has a locking element that restricts the opening of the nail-driving base when the nail groove push plate is fixed to the nail groove, and a reset element that pushes the locking element to unlock when the nail groove push plate moves downward. The invention is ingeniously conceived, and its beneficial effect is that it ensures the upper nail-driving base can only be opened when the nail groove push plate is in the open state, and no nails are ejected after opening, thus preventing injury to the operator.

The invention relates to the field of medical instruments, in particular to a movable emergency midwifery device for the obstetrical department. The parturition assisting device can assist a pregnant woman in more stable parturition, meanwhile, pain of the pregnant woman during parturition can be reduced, parturition of the pregnant woman is effectively assisted, and the pregnant woman feels more comfortable. A movable emergency midwifery device for the obstetrical department comprises a bed frame, moving wheels, supporting legs and the like. Four moving wheels are rotatably connected to the lower part of the bed frame, and two supporting legs are arranged at the top of the bed frame. The electric sliding block moves to drive the medical electric suction cup to move towards the side close to the sliding clamping rod and pull out the newborn, the electric sliding block moves reversely and does not drive the medical electric suction cup to move reversely, and the operation is repeated, so that the newborn is pulled out slowly and intermittently, and damage to a pregnant woman and the fetus due to continuous pulling of the fetus is avoided. Meanwhile, the working intensity and workload of workers can be relieved, and the midwifery efficiency is improved.