35results about How to "Ensure normal breathing" patented technology

The present invention belongs to the field of biological fermentation technology, and specifically is a food additive fermentation device, comprising a fermentation tank; a suction pipe is fixedly connected to the top of the fermentation tank; the suction pipe extends to the outside of the fermentation tank; the suction component sucks the liquid in the fermentation tank through the suction pipe; a discharge valve is fixedly connected to one side of the bottom of the fermentation tank; a detection component is installed on the top surface of the fermentation tank; a feeding pipe is fixedly connected to the top surface of the fermentation tank; the bottom surface inside the fermentation tank is rotatably connected to a rotating seat; a pair of debubbling plates are arranged on the surface of the suction pipe near the top; a plurality of evenly arranged convex teeth are fixedly connected to one side of the debubbling plate, and the debubbling plate and the convex teeth are driven to rotate by the rotating seat, so that the convex teeth continuously hit the bubbles in the fermentation tank, and then puncture the bubbles, thereby reducing the bubble content in the fermentation tank, and then while ensuring the charging factor, it can also ensure the normal breathing of the microorganisms in the fermentation tank, thereby ensuring the final tube yield.

The present invention discloses a visualized airway management tool for the diagnosis and treatment of airway, mediastinum and lung tissue, the visualized airway management tool comprises a ventilation tube and an operation tube arranged side by side, wherein the ventilation tube is provided with a ventilation tube cavity extending in the length direction, and has a first opening at the distal end, the first opening extends across the tracheal carina, and a first inflatable cuff is provided near the first opening; the ventilation tube is also provided with a second inflatable cuff, the second inflatable cuff is located above the tracheal carina; the ventilation tube is provided with an image sensor below the second inflatable cuff and near the tracheal carina, the image sensor is used to capture images of its front end and the vicinity; the operation tube is provided with an operation tube cavity extending in the length direction, and has a second opening at the distal end; the operation tube is shorter than the ventilation tube, and the second opening of the operation tube is far away from the second inflatable cuff of the ventilation tube. The visualized airway management tool designed by the present invention significantly improves the accuracy and safety of the diagnosis and treatment operation of the multi-technique composite fiber bronchoscope, and fully guarantees the life safety of the patient.

An armored personnel carrier suitable for long-distance transport in harsh environments is provided. The vehicle is equipped with a heating device and an exhaust system, including a burner and a filter assembly. The filter assembly is connected to the burner's air inlet via an intake pipe. The filter assembly includes a dust filter, a dirt-resistant filter, a chemical-resistant filter, and a solenoid valve DCF1. The dust filter, dirt-resistant filter, and chemical-resistant filter are connected in series in the filter pipe. This invention provides a warm working environment for occupants in frigid regions and ensures that the vehicle's electrical components and chips are unaffected by the cold weather, maintaining normal operation. It also maintains an unaffected indoor microenvironment, ensuring normal breathing, in the event of explosion dust, severe pollution, or exposure to toxic gases.

The utility model discloses an ecological vegetation restoration planting frame, which belongs to the technical field of ecological vegetation planting and comprises a frame body, a soil fixing net and a pipeline group. Wherein the frame body is provided with an upward opening, the non-opening surface of the frame body is provided with a channel for water and soil to pass through, the soil fixing net covers the channel, the pipeline group is buried in the frame body, the pipeline group comprises a main pipeline and an auxiliary pipeline, the main pipeline and the auxiliary pipeline are communicated with each other, and a plurality of uniformly distributed vent holes are formed in the main pipeline and the auxiliary pipeline. The utility model has the advantages that the soil fixation net can intercept silt to form preliminary filtration; the pipeline group forms an air gallery positioned in the frame body, so that root systems of plants planted in the planting frame can obtain good ventilation; the two are combined to realize efficient balance of water and soil conservation and root system ventilation.

The invention discloses a psychiatric relaxation and counseling device, which relates to the technical field of rehabilitation exercise, and comprises a bed frame and a kneading mechanism, wherein the kneading mechanism comprises a sandwich plate fixed to the bottom of the bed frame, a square cylinder shell is installed on the sandwich plate, an electromagnet and a mounting shell located above the electromagnet are fixedly installed inside the square cylinder shell, a pressing rod and a magnetic block are slidably connected inside the mounting shell, the pressing rod is infused with hypnotic essential oil, and the pressing head deflects and kneads the pressing position back and forth while pressing the muscle, so as to stimulate the muscle and soft tissue, promote blood circulation and metabolism, and thus achieve a better relaxation effect, and the acceleration of blood circulation accelerates the diffusion and absorption of essential oil molecules in the skin, so that this design can enable the human body to fully absorb the hypnotic essential oil, strengthen the use effect of the hypnotic essential oil, make the patient fall asleep more easily, effectively alleviate the patient's anxiety, irritability, insomnia and other problems, and achieve the effect of relaxation and counseling.

The invention discloses a suspended moxibustion bed, comprising a moxibustion device, a telescopic device, a smoking device and a bed body, wherein the bed body is composed of a bed top, a bed frame and a bed body arranged in sequence from top to bottom, wherein the bed frame is a rectangular parallelepiped frame, and the left and right sides of the bed frame are provided with a first baffle that can be opened, the upper end of the front side is closed, and the lower end is provided with a second baffle that can be opened, and the rear side of the bed frame is closed, and the top surface, front and rear left and right sides of the bed top are all closed, and the top of the bed body is provided with a support frame that can place a mattress, and the front end of the support frame extends out of the bed frame, and the moxibustion device is arranged in the bed top through the telescopic device, and the bed body is also provided with a smoking device, and the exhaust port of the smoking device is arranged on the left outer side of the bed top; and the use method of the suspended moxibustion bed is also disclosed. The structure is simple, and the smoke and heat generated by burning moxa leaves can be used to fumigate acupuncture points or specific parts of the human body, thereby achieving a better therapeutic effect; and the entire bed body adopts a split type, which is convenient for loading and unloading and transportation.

The invention discloses an integrated stuffy nose relieving device combining magnetic moxibustion treatment and aromatic fumigation treatment. The integrated stuffy nose relieving device comprises a nasal cavity support, a medicine storage assembly, a guider and a magnetic moxibustion patch. The medicine storage assemblies are arranged on the two sides of the nasal cavity, medicine essential oil used for treatment can be dropwise added into the medicine storage assemblies, a patient suffering from rhinitis is treated through volatilization of the medicine essential oil, meanwhile, the guiding device is arranged at the front end of each medicine storage assembly, the volatilized essential oil can be guided to the position near the nasal cavity to directly act, and therefore the rhinitis treatment effect is improved. Random volatilization of the essential oil is prevented; compared with a traditional device, treatment can be conducted through volatilization of essential oil, and meanwhile the precise effect of the essential oil can be achieved; besides, the magnetic moxibustion patch and strong magnetic powder arranged in the medicine storage assembly mutually form an adsorption effect, the nasal cavity is expanded through the adsorption effect of the magnetic moxibustion patch, smooth breathing of the patient is guaranteed through physical expansion, and breathing can be effectively kept; meanwhile, the device is light in structure and convenient to carry.

This utility model discloses an orchid root aeration optimization device, belonging to the field of orchid technology. It includes an L-shaped block with a movable component connected to its bottom surface and a connecting block welded to one side. When watering the orchid, water is poured into the inner shell pot. Because the inner shell pot is placed inside the outer shell pot, the water will not flow out, ensuring sufficient absorption by the orchid. The device can be moved using casters, saving time and effort. Simultaneously, rotating the fixing block causes the threaded column to rotate, moving it either outwards or inwards from the threaded hole, thus changing the height of the casters and allowing the device to adapt to uneven ground. Multiple ventilation holes allow air circulation, providing the orchid with a favorable growing environment. Rotating the rotating block moves the inner shell pot out of the outer shell pot, allowing oxygen from the air to enter the soil more smoothly, providing ample oxygen to the orchid roots.

The utility model discloses a batch wounded person transfer hanging basket with a safety protection function, which comprises a transfer hanging basket, hoisting rods are arranged on both sides of the top of the transfer hanging basket, a fixed seat is arranged between the two hoisting rods, a main hoisting hook is arranged on the top of the fixed seat, a stretcher is arranged in the transfer hanging basket, and a safety protection device is arranged in the stretcher. A safety protection assembly convenient to adjust is arranged at the top of the transfer hanging basket, an opening door plate is hinged to one side of the transfer hanging basket, a first locking structure is arranged between the opening door plate and the transfer hanging basket, the safety protection assembly comprises supporting seats, and one sides of the two supporting seats are hinged to one side of the transfer hanging basket; while the breathing of the prone stretcher wounded is guaranteed, the safety protection assembly has a certain buffering effect, so that the purpose of safety protection is achieved, the situation that the transferring hanging basket collides with obstacles, sundries hit the prone stretcher wounded from the upper portion of the transferring hanging basket, and consequently the wounded are greatly injured is reduced, and the safety of the transferring hanging basket is improved. Therefore, the use effect of the transfer hanging basket is facilitated.

The utility model discloses an adjustable head, neck and shoulder washer, which relates to the technical field of medical equipment, and comprises a bottom plate and a rubber pad fixedly connected to the upper surface of the bottom plate, the upper surface of the rubber pad is provided with a face placing groove, and the upper edge of the face placing groove is bonded with a latex ring pad. An air exchange hole is formed in the outer surface of the side, extending to the rubber pad, of the inner circle face of the face containing groove, an air exchange fan is installed in the air exchange hole, and a head air bag pad is installed at the inner bottom of the face containing groove. Compared with an existing common head, neck and shoulder gasket, the adjustable head, neck and shoulder gasket is provided with the bottom plate, the rubber pad, the face containing groove, the latex ring pad, the ventilation hole, the head air bag pad, the neck air bag, the sponge shoulder pad, the chest supporting air bag and the hand pinching inflation head; and if the patient needs to place the head downwards, the patient can obtain a more comfortable experience feeling, and the design can adjust a more comfortable placement position according to the head placement requirement of the patient.

The present invention discloses an airway management tool and a manufacturing method thereof, which can be used for the diagnosis and treatment of airways, mediastinum and lung tissues, etc., and comprises a ventilation tube and an operation tube arranged side by side, wherein the ventilation tube is provided with a ventilation tube cavity extending in the length direction, and has a first opening at the distal end, the first opening extends across the tracheal carina, and a first inflatable cuff is provided near the first opening; the ventilation tube is also provided with a second inflatable cuff, and the second inflatable cuff is located above the tracheal carina; the operation tube is provided with an operation tube cavity extending in the length direction, and has a second opening at the distal end, and the operation tube cavity serves as a passage for surgical diagnosis and treatment instruments to penetrate; the operation tube is shorter than the ventilation tube, and the second opening of the operation tube is away from the second inflatable cuff of the ventilation tube and is located 1-2 cm below the glottis. The airway management tool designed by the present invention significantly improves the accuracy and safety of the diagnosis and treatment operation of the multi-technique composite fiber bronchoscope, and fully guarantees the life safety of the patient.

The invention relates to a drainage and water collection recycling structure applied to a landscape greening tree pool, which comprises the ground and a landscape tree pool wall built on the ground, the landscape tree pool wall is filled with planting soil, greening planting trees are planted in the planting soil, a special drainage pipe is embedded in the bottom of the inner side of the landscape tree pool wall, and the special drainage pipe is embedded in the bottom of the inner side of the landscape tree pool wall. A soil surface drainage pipe is embedded in the side wall of the inner side of the pool wall of the landscape tree pool, and through mutual cooperation of all parts, the special drainage pipe can effectively and rapidly drain redundant rainwater and irrigation water in planting soil in time, so that air circulation of the planting soil is kept, respiration and nutrient absorption of plant roots are guaranteed, trees grow better, and the yield of the trees is improved. And the drained rainwater, rainwater on the ground and the like can be collected into the silt collecting well in a centralized manner, enter the clear water collecting well after being filtered and are pumped out by the water pump, so that the water can be reused for spray irrigation of gardens and the like, and water resources are saved.

The invention relates to the technical field of medical instruments, in particular to an intelligent adjustable ophthalmologic operation head fixing mechanism which comprises a bottom plate and two fixing blocks fixedly mounted at the top of the bottom plate, supporting rods are fixedly mounted at the tops of the two fixing blocks, and a head support is rotatably mounted at the top of the bottom plate; and an air bag is fixedly mounted at the top of the bottom plate. According to the head fixing mechanism adopted in the ophthalmologic operation, an electric telescopic rod is controlled to extend to drive an arc-shaped rod and an extrusion block to extrude and clamp the two sides of the head of a patient, so that the head of the patient is stably fixed, and the face of the patient is secondarily fixed through a positioning belt; the nose of the patient is correspondingly sleeved with the square opening, so that the patient can keep breathing, the head of the patient is stably fixed, the head fixing device can cope with different widths of the heads of the patients, the stability of the heads of the patients in the eye operation process is guaranteed, movement in the eye operation process is avoided, and the safety of the operation is improved.

This utility model provides a rapid and safe suction device for internal medicine, relating to the field of medical device technology. It includes a layer tube, a liquid tube, a three-way head, a liquid tank, an air connector, a connecting tube head, a suction head, and an air bend. One side of the layer tube has a set of annular connectors, and one side of the bottom of the connecting tube head has a set of annular grooves, with the bottom of the connecting tube head securely connected to one side of the layer tube. One side of the connecting tube head has a set of circular holes, and the suction head is securely connected to these circular holes. One side of the liquid tube has a set of annular connectors, and one side of the liquid tube is securely connected to the circular holes on one side of the layer tube. One side of the air bend has a set of locking heads. The connecting tube head is designed with two ports, one for suction and one for breathing, ensuring the patient can breathe while suctioning. The layer tube is made of a shape-memory material, allowing it to be bent freely and maintain a stable shape in a suitable position. The suction pump is manually operated, avoiding the need for emergency procedures.

The diving mask comprises a body, a connecting cylinder is installed on the outer side of the upper jaw of the body, a frame plate is connected to the outer side of the connecting cylinder, a movable plate is arranged above the frame plate, a plate piece is connected to the inner side of the connecting cylinder, and a first protection part is further attached to the inner side face of the body; the diving device further comprises an adjusting mechanism and a reaction mechanism, and the adjusting mechanism is matched with the reaction mechanism and used for enabling the diver to trigger the reaction mechanism in a self-adaptive mode by gradually increasing the pressure intensity in the diving process, so that the sealing performance of the body and the face of the diver is guaranteed. Through the adjusting mechanism and the reaction mechanism, when a diver continues to dive, carbon dioxide gas is intermittently generated through cooperation of the adjusting mechanism and the reaction mechanism, the second protection part is further expanded along with increase of underwater pressure, and therefore the sealing performance of the mask is effectively maintained, and the view field and breathing of the diver are guaranteed.

The utility model relates to the technical field of experimental animal box type cage cleaning machines, and discloses an experimental animal box type cage cleaning machine which comprises a cleaning box, a water tank is fixedly connected to the outer side of the cleaning box, and a water outlet of the water tank is fixedly connected with a first water pump through a water pipe. A first telescopic pipe is fixedly connected to a water outlet of the first water pump, a first mounting frame is slidably connected to the top wall of the interior of the cleaning box, the end, away from the first water pump, of the first telescopic pipe is fixedly connected with the first mounting frame, and a first cleaning brush is rotatably connected to the interior of the first mounting frame; the outer side of the first mounting frame is fixedly connected with a first motor, and an output shaft of the first motor is fixedly connected with the first cleaning brush. The experimental animal box type cage cleaning machine has the advantages that the outer side of an animal is brushed and washed through a cleaning brush, the animal cannot be flushed violently, water, a cleaning agent and a disinfectant are prevented from entering the mouth and the nose of the animal, and normal breathing of the animal during cleaning is guaranteed.

The invention relates to the technical field of flower planting all-in-one machines, and discloses an intelligent flower planting all-in-one machine which solves the problems that in the moving process of an existing flower planting all-in-one machine, soil is concave and convex, stable walking is inconvenient, the whole all-in-one machine easily inclines, planting deviation is caused, and meanwhile soil loosening cannot be conducted before planting. The device comprises a device body, driving wheels are fixedly installed at the four corners of the bottom of the device body, a hydraulic cylinder is fixedly installed on one side of the top of the device body, a supporting frame is fixedly installed on the other side of the top of the device body, and a conveying belt is fixedly installed on the top of the device body through a work frame; a placing disc for placing flowers is placed at the top of the conveying belt, a controller is fixedly installed in the middle of the top of the device body, and a manipulator is fixedly installed at the top of the supporting frame; in the moving process of the flower planting all-in-one machine, soil can be leveled, the flower planting all-in-one machine can walk stably, the situation that the whole all-in-one machine inclines is avoided, and the planting position is guaranteed.

The utility model discloses a breathing machine pipeline fixing support, which relates to the technical field of medical instruments and equipment, and comprises a supporting base, a supporting device is arranged on the supporting base, the supporting device comprises a supporting unit and a fixed clamping adjusting unit, the supporting unit comprises a rotating base, a telescopic rod is arranged on the rotating base, and the telescopic rod is arranged on the rotating base. A rotating connecting block is arranged at the top of the telescopic rod, a rotating groove is formed in the rotating connecting block, a hinge shaft is arranged at the rotating groove, a clamping arm is arranged on one side of the hinge shaft, a lifting sliding block is arranged at the bottom of the clamping arm, and a fixing shaft is arranged on the lifting sliding block. According to the utility model, the lifting sliding block in the supporting unit slides in the lifting sliding seat, and the damping rod is arranged at the bottom to provide certain supporting force for the clamping arm, so that the situation that the clamping arm suddenly slides and falls off is avoided, a clamped breathing machine pipeline is prevented from being bent, normal breathing of a patient is guaranteed, and medical negligence is reduced.

This utility model relates to the field of emergency treatment technology and discloses a protective device for head and face rinsing, including an elastic fixing strap, a connecting ring provided on the inner side of the elastic fixing strap, a first Velcro fastener connected to one end of the elastic fixing strap, a side baffle fixedly connected to one side of the elastic fixing strap, and a connecting rope fixedly connected to one side of the elastic fixing strap. This protective device for head and face rinsing, through the cooperative arrangement of the elastic fixing strap, connecting ring, and first Velcro, allows the elastic fixing strap to be pulled within the connecting ring during use, causing it to conform to the patient's face. This, in turn, secures the first Velcro fastener at one end of the elastic fixing strap to both sides, thus facilitating both conformation to the patient's face and easy fixation. The cooperative arrangement of the side baffle and rear baffle allows the rear baffle to block the water flow from the back of the head during use, while the side baffles further prevent water flow from the sides, thus providing auxiliary water flow blocking.

The invention discloses a stent implantable tracheal catheter structure. The stent implantable tracheal catheter structure comprises a catheter for tracheal intubation, an expandable stent and a guide wire, the outer diameter of the conduit accords with the outer diameter of a standard conduit; at the beginning, the expandable stent is arranged in the catheter in a compressed state; the expandable stent clamps the guide wire, so that the guide wire drives the expandable stent to the outside of the catheter and is positioned at the front end of the catheter; when the expandable support is expanded outside the catheter, the maximum inner diameter of the expandable support is larger than the outer diameter of the catheter. The expandable stent from the catheter can be enlarged to expand the narrow part of the trachea, the narrow part of the trachea is expanded to a proper size, the catheter at the rear end is guided to pass through the narrow part, and the catheter air supply function is smoothly completed.

The utility model discloses a mounting structure of a separation net for a flowerpot, which comprises a first pot body, a second pot body and a separation net, the first pot body and the second pot body are mounted to form the flowerpot for planting plants, liquid for the plants is filled in the second pot body, and mounting parts are symmetrically arranged on two sides of the inner wall of the first pot body. The separation net is detachably installed on the installation part and is divided into a left area and a right area, one area is filled with breathable substrates, plants are planted in the area, roots of the plants are laid on the separation net, the other area is filled with water retention substrates, rope holes are formed in the bottom of the area of the first pot body, and a side opening is formed in the side wall of the area of the first pot body. A water absorption rope penetrates through the rope hole to absorb liquid into the water retention matrix. According to the flowerpot planting structure, the separation net can be replaced at any time, the planting matrix can be rapidly replaced, the root system is not prone to being damaged, and breathing of the plant root system can be guaranteed.

The embodiment of the invention provides a hydroponic strawberry planting device and method, the hydroponic strawberry planting device comprises a planting groove, the planting groove is provided with a containing cavity, the bottom of the planting groove is provided with a liquid supply hole communicated with the containing cavity, the bottom of the planting groove is provided with a liquid return pipe communicated with the containing cavity, and the liquid return pipe is located in the containing cavity; the planting plate is arranged at the top of the planting groove, the planting plate is provided with a plurality of planting grooves, a bottom plate of each planting groove is located above a liquid return opening of the liquid return pipe in the height direction of the hydroponic strawberry planting equipment, and the planting grooves are used for containing strawberry plants. The root of a strawberry plant extends into the containing cavity through the planting groove bottom plate, the root system located between the planting groove bottom plate and the liquid return opening is exposed in the air, and the part, lower than the liquid return opening, of the root system is located in the nutrient solution, that is, the root system part of the strawberry plant is located in the air hole, and the rest part is located in the nutrient solution; ventilation and breathing of strawberry root systems are guaranteed, and diseases of the strawberry root systems are reduced.

The present invention relates to the technical field of fire safety doors, and specifically to a fire safety door with an active cooling function, comprising a heat insulation board, an opening is provided on the heat insulation board, a reserved groove is provided on the inner wall of the opening, the reserved groove is arranged near a stairwell, a door panel is hingedly connected to the heat insulation board through a hinge, the position of the door panel corresponds to the position of the opening, a shell is fixedly installed on the heat insulation board on one side of the door panel, the shell is located on the side of the heat insulation board facing the stairwell, a sealing mechanism for preventing leakage of harmful gases is arranged inside the shell, and an air supply mechanism for providing oxygen is arranged on the top of the sealing mechanism; the extended end of the electric push rod is controlled to shrink to the shortest, so that the first piston slides downward, and the air in the water supply cylinder is squeezed into the air intake pipe by the first piston, and then injected into the air intake cavity of the rubber ring through the air intake pipe, so that the rubber ring expands, the gap between the door panel and the opening is blocked, and the toxic gas is effectively isolated.

The heat dissipation and ventilation device for the baby carriage comprises a main body rod, a clamp is arranged at the lower end of the main body rod in a rotating mode and used for being connected to the baby carriage, a fan is connected to the upper end of the main body rod, a second filter layer and a first filter layer are arranged at an air inlet of the fan, and the second filter layer and the first filter layer are arranged in parallel. The two ends of the main body rod are connected with circular rings, the circular rings penetrate through second locking nuts, and the second locking nuts at the two ends of the main body rod are connected with the fan and the clamp respectively. The heat dissipation device is installed in a sunshade or wind shielding shed of the baby carriage, can ensure smooth breathing of a baby in the baby carriage, is beneficial to heat dissipation in the baby carriage, and prevents discomfort of the baby caused by too high temperature in the baby carriage. And the sucked air is filtered for multiple times and then discharged to the outside, so that intangible protection is formed, the air is filtered again, and the surrounding environment is beautified. Wherein the main body rod is made of plastic and can be better arranged in different types of baby carriages.

The invention belongs to the technical field of tunnel flood escape, and discloses an assembled municipal traffic tunnel escape device which comprises a plurality of escape pipelines connected end to end, every two adjacent escape pipelines are connected through a butt joint mechanism, the outer surfaces of the escape pipelines are connected with a plurality of reinforcing parts matched with the escape pipelines in a clamped mode, and the reinforcing parts are connected with the escape pipelines in a clamped mode. Through cooperation of the escape door, the mounting block, the hinge seat, the water collecting pipeline, the connecting pipeline and the escape rope ladder release mechanism, when water accumulated in the tunnel is serious, the escape exit can be automatically opened, one end of an escape rope ladder in the escape pipeline automatically falls to the ground, and the escape rope ladder release mechanism can release the escape rope ladder. At the moment, people in the tunnel can climb into the escape pipelines through the escape rope ladders and are prevented from being submerged by accumulated water, the escape pipelines are installed in the tunnel in an end-to-end connection mode, escape people can be contained in the escape pipelines, and therefore people at different positions in the tunnel can rapidly escape.

The adjustable nasal cavity wound compression hemostat comprises an upper plug barrel, a lower plug barrel, spring pieces, isolation layers and an adjusting portion, the bottom end of the upper plug barrel is arranged in the lower plug barrel and moves along the lower plug barrel, the spring pieces are evenly installed on the outer surface of the upper plug barrel and the outer surface of the lower plug barrel, the isolation layers are installed on the outer surfaces of the spring pieces, and the adjusting portion is arranged on the lower plug barrel. An adjusting part is mounted at the bottom end of the upper plug barrel and is in driving connection with the inner surface of the lower part of the lower plug barrel. The relative distance between the upper plug barrel and the lower plug barrel is driven through the adjusting part, so that outward bulging and inward tightening of the spring piece and the isolating layer are controlled, and the compression hemostasis effect on the inner wall of the nasal cavity of a patient is achieved.

The utility model discloses a multifunctional fire-proof suit head cover which comprises a shell, an observation window is arranged on the shell, two rotating grooves are formed in the outer wall of the shell, rotating discs are arranged in the rotating grooves, outer extrusion grooves are formed in the rotating discs, outer positioning blocks are arranged in the outer extrusion grooves through outer elastic mechanisms, outer positioning holes are formed in the outer wall of the shell, and the outer positioning holes are communicated with the rotating discs. Two mounting holes are formed in the rotating disc, air holes corresponding to the mounting holes are formed in the inner wall of the shell, and mounting pipes are arranged in the mounting holes through sealing mechanisms. Two protective nets are arranged in each mounting groove, and when one protective net is blocked, the other protective net can be quickly switched to work. By means of the design, the reliability of the hood in a complex fire environment is greatly improved, it is ensured that when the protective net is blocked, good air inlet and outlet functions can still be continuously kept, normal breathing of a user is ensured, and smooth rescue work is not affected.

The invention discloses a modeling device for fixing the head of a newborn mouse and performing supplementary anesthesia, relates to the technical field of animal model modeling tools, and aims to solve the following problems that the head fixing firmness degree is not enough, the mouse struggles after the anesthetic effect disappears, blood vessels are easily damaged, and modeling failure is caused. Experimenters need rich experience to grasp the anesthesia degree of the mouse and need to frequently observe various conditions of the mouse, so that anesthesia is supplemented in time to maintain the anesthesia state of the mouse. The invention provides a modeling device for fixing the head of a newborn mouse and performing supplementary anesthesia, which comprises an operation base, and also comprises two groups of ear rod components symmetrically arranged on the operation base; the drifting supplementary anesthesia mechanism comprises a supplementary anesthesia assembly and a detection conveying assembly and is arranged on the operation base, and when the detection conveying assembly detects that the mouse drifts, the supplementary anesthesia assembly performs supplementary anesthesia on the mouse.

The utility model relates to a tree landscape supporting device with a decorative lighting function, which comprises three groups of first standard parts, three groups of second standard parts and three groups of third standard parts which are sequentially connected from top to bottom, the first standard parts are fixed on the periphery of a tree, and the third standard parts are arranged on the ground. The first standard part, the second standard part and the third standard part are detachably connected through an inserting structure, and one or more of the first standard part, the second standard part and the third standard part are provided with LED light-emitting structures. The tree lamp can adapt to trees with different diameters at breast height and fix and protect the trees, meanwhile, solar energy is used for providing electric power for the LED lamp strip, a unique lighting landscape is formed, and attractiveness and ornamental value of the trees are increased.

The invention relates to the technical field of dressing preparation, and discloses a process for loading benzalkonium chloride on a dressing pad, which comprises the following specific steps: step 1, proportioning dextran according to a ratio of 1: 3, then stirring for 2 hours at 60 DEG C by using a shear type emulsifying machine so that the dextran and the benzalkonium chloride are uniformly mixed to form 100g / L water, then distilling and concentrating under reduced pressure at 45-65 DEG C to form a concentrating agent, then the concentrated solution is poured into a mold with a Teflon anti-sticking coating to be coated into a film, the thickness of the Teflon anti-sticking coating is 45 + / -5 microns, the coated mold is put into a vacuum oven to be baked for 3 hours at the temperature of 60 DEG C, and a glucan film is obtained for standby application after demolding; according to the preparation method, the loading capacity of the BZK in the dressing pad can be remarkably improved, the loading capacity is ensured to reach an expected target value, the stability of the BZK is greatly improved, the retention time of the BZK in the dressing pad is prolonged, the antibacterial property is lasting and effective, the biocompatibility reaches an excellent level, and no irritant and toxic reaction is ensured when the dressing pad is in contact with a human body.