65results about How to "Convenience constraints" patented technology

The invention provides an intelligent cutting device for new energy automobile interior machining, and relates to the technical field of intelligent cutting devices. A sorting part is arranged in the cutting part; a separating and connecting part is arranged outside the cutting part; according to the automobile trim trimming device, the fixed frame is installed in the heightening frame so as to conveniently assist the displacement frame in moving, so that the automobile trim is moved after being adhered to the trim adhering glue block, the cut automobile trim is sorted without the action of manpower, and the problem that compared with an existing traditional trim trimming device, the trimming efficiency is high is solved. The problems that after trim raw materials are cut, cut products and excess materials cannot be separated conveniently, the cut products and the excess materials are discharged together along with a conveying assembly, meanwhile, manual independent sorting is needed outside equipment, and the cutting process is too complex are solved.

The invention provides a device for continuously preparing nanometer materials through a loaded powder constraint electric explosion method and a using method thereof.The device comprises a driving mechanism, an explosion mechanism, a belt pressing wheel mechanism and a pressing block mechanism, the driving mechanism comprises a driving motor and a rotating shaft, and the explosion mechanism comprises an energy storage capacitor and a plurality of electrodes; a confined explosion chamber is formed between every two adjacent electrodes, the confined explosion chambers are evenly distributed on an explosion chamber disc, the explosion chamber disc is further provided with an annular powder carrying belt channel, the upper pressing belt wheel mechanism and the lower pressing belt wheel mechanism are arranged, and each pressing block mechanism comprises a pressing block elastic support and a sealing pressing block. According to the invention, a plurality of explosion restraining chambers are formed in the disc, so that the problem that the existing equipment only has one explosion chamber, and electric explosion is continuously carried out in the only explosion chamber, so that the explosion chamber is seriously ablated and damaged is solved; and the problem of repeated electric explosion caused by excessive adsorption of powder on the wall of the explosion chamber due to continuous explosion in the only explosion chamber is solved.

The invention discloses a method for designing a bionic bone scaffold based on wall thickness mixed gradient change, and belongs to the technical field of bionic bone scaffolds. By designing the wall thickness mixed gradient function, the lattice unit can have wall thickness gradient change in the radial direction and the axial direction at the same time, so that the porosity also has gradient change in three directions at the same time, and the defect that a bone scaffold is designed by using a lattice material (beam unit) unit and a TPMS unit in the prior art can be well overcome; and the stent better conforms to the natural bone structure and mechanical property requirements. The designed bionic bone scaffold is excellent in mechanical property, high in compression resistance and deformation resistance and capable of promoting cell growth and tissue regeneration.

The application discloses a building construction elevator shaft protection structure and a construction method thereof. The protection structure comprises a protection door used for being clamped to a door of an elevator shaft, a supporting seat connected with the protection door and used for being clamped in the elevator shaft, the supporting seat comprises a fixed frame connected with the protection door, a rotating frame reversibly connected with a side of the fixed frame away from the protection door, and a locking assembly used for locking the rotating frame from being reversed when the rotating frame is reversed to be flush with the fixed frame, a clamping piece is arranged on the outer periphery of the rotating frame and used for being clamped to an inner wall of the elevator shaft, and lifting lugs for lifting ropes are formed on the top of the fixed frame and the rotating frame.

The invention discloses a soft belt away police restraint frame, comprising an upper bed frame and a lower bed frame hinged to each other; an upper supporting leg with a universal wheel is hinged at the lower part of the upper bed frame, an upper folding and stretching bracket is arranged at one end of the upper supporting leg close to the universal wheel, a lower supporting leg with a universal wheel is hinged at the lower part of the lower bed frame, and a lower folding and stretching bracket is arranged at one end of the lower supporting leg close to the universal wheel, so that when the soft belt away police restraint frame is not in use, the restraint frame can fold and store the upper bed frame and the lower bed frame, the upper supporting legs and the lower supporting legs, occupying a small placement space, which is convenient for placement and transportation. At the same time, the upper bed frame restrains the upper body through the chest restraint belt, the elbow restraint mechanism restrains the arms, and the lower bed frame restrains the legs through the leg restraint belt, which can effectively restrain drunk people. At the same time, the upper bed frame is provided with a push-pull bracket, which is convenient for law enforcement personnel to push and pull the restraint frame, and the lower bed frame is provided with a foot support bracket to push the feet to play a supporting role.

The utility model discloses a mechanical ventilation newborn restraint belt belongs to restraint belt field. A mechanical ventilation newborn restraint belt, including main body pad, the both sides of main body pad are close to the end part and are installed with first trunk band and second trunk band respectively, the bottom of first trunk band is equipped with second magic tape wool surface, the top of second trunk band is equipped with the second magic tape hook surface cooperation of second magic tape wool surface main body pad's both sides close to the middle part are equipped with two connecting belts, and the arm band is slidably installed on the connecting belt, the utility model discloses a main body pad and the first trunk band and the second trunk band and the arm band and lower limbs connecting belt that are connected with main body pad are set up, and when using, can conveniently and fastly restrain the upper body and the limbs of newborn, can adjust the activity range of newborn through the arm band and lower limbs connecting belt after restraint, improve the comfort degree, and simple and convenient operation improves the restraint efficiency.

The utility model discloses a textile accessory packaging box which is characterized in that a containing cavity with an opening in one side face is formed in a box body; the sealing cover part is arranged at the opening of the accommodating cavity and is hinged with the box body; the slide rail part is arranged at the bottom of the accommodating cavity and is fixedly connected with the box body; the pulley component is arranged in the accommodating cavity, is in sliding connection with the slide rail component and is provided with an accommodating area; the locking parts are symmetrically arranged on the two sides of the containing cavity, and the locking ends of the locking parts are connected with the two side edges of the tackle part. The textile accessories are placed on the tackle component, and the tackle component located in the containing cavity is locked through the locking component, so that the textile accessories are prevented from shaking. The fitting is fixedly placed on the tackle component, so that the fitting is convenient to move, the tackle component is conveniently restrained through the locking component in the box body, the fitting is prevented from shaking, a mechanical locking structure is adopted, later maintenance is facilitated, the overall production cost is low, and operation is convenient and fast.

The utility model relates to the technical field of side slope treatment, in particular to a vegetation cell fixing device which is used for fixing vegetation cells and comprises anchor rod pieces and supporting pieces. The supporting piece is of a three-dimensional supporting structure with a certain width and is at least suitable for supporting one inner wall of the plant-growing grid chamber, and the contact face of the supporting piece and the inner wall of the plant-growing grid chamber is a supporting face. The anchor rod piece comprises a rod part, and the rod part is provided with a sharp end used for being embedded into a geological base and a dull end. The supporting piece is fixed to the dull end of at least one anchor rod piece. In the embodiment of the invention, the support pieces with certain widths are fixed with the vegetation cells, so that the contact area is increased, the stress pressure of the cells is reduced, the cells can be well fixed, and the vegetation cells can be fixed more firmly, so that the vegetation cells can adapt to steeper slopes, the hanging stability of the vegetation cells can be effectively improved, and the service life of the vegetation cells is prolonged. And the service life of the vegetation grid chamber can be prolonged, and the maintenance and repair frequency and the maintenance cost are greatly reduced.

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

The utility model relates to the technical field of dressing change supports. A dressing change supporting frame for hand nursing comprises a supporting plate and a supporting frame body, the supporting frame body comprises a bottom plate, and the supporting plate is connected with the bottom plate through a telescopic rod; a hole is formed in the center of the supporting plate, a binding mechanism is installed at the hole and comprises a fixed binding part and a movable binding part, the fixed binding part is tightly attached to the edge of the supporting plate, and the movable binding part is slidably connected with the supporting plate in the front-back direction as the sliding direction; the device further comprises an observation mechanism, the observation mechanism comprises two movable sliding blocks, and the movable sliding blocks are in sliding connection with the supporting plate in the front-back direction as the sliding direction. The movable sliding blocks are provided with adjusting frames capable of adjusting angles, the adjusting frame on one of the two movable sliding blocks is provided with a lighting device, and the adjusting frame on the other movable sliding block is provided with a magnifying lens. The magnifying glass and the lighting device are independently arranged, so that the position is convenient to adjust.

The utility model discloses a cable branch box with an explosion-proof function, which belongs to the technical field of cable branch boxes and comprises a box body, an explosion-proof cover is sleeved outside the box body in a sliding manner, the side end of the explosion-proof cover is fixedly connected with an elastic clamp, guide columns are clamped inside the elastic clamp and symmetrically arranged on the outer side of the box body, and the outer side of the box body is fixedly connected with the explosion-proof cover. A binding frame is fixedly connected to the lower portion of the box body, the lower ends of the guide columns are fixedly connected with the binding frame, the box body and the binding frame are matched with a bolt frame in a sliding and penetrating mode, the anti-explosion cover is pulled downwards, the lower portion of the anti-explosion cover is inserted into the inner side of the binding frame, then the bolt frame penetrates through the binding frame, the anti-explosion cover and the box body, and bolts are screwed into the binding frame. When the inside of the box body is exploded unfortunately, the explosion-proof cover is used for preventing explosion shock waves from diffusing, the binding frame is used for binding the lower portion of the explosion-proof cover, the stability of the structure of the lower portion of the explosion-proof cover is improved, and the explosion-proof capacity of the box body is improved.

The present invention provides a bracket for installing a power cable, which relates to the technical field of cable installation, and comprises: a wall fixing part; a wire supporting part is arranged on the outside of the wall fixing part; a side plug part is arranged on the outside of the wire supporting part; an anti-drop part is arranged on the inside of the wire supporting part; an auxiliary supporting part is arranged on the outside of the anti-drop part; by opening a rectangular through hole on the replacement plug block and by opening a positioning plug hole on the blocking plug block, it is convenient to carry out selective docking with the side plug block, and it is convenient to adjust the direction of the relative wire supporting part by adjusting the direction of the reversing block, so as to facilitate the support treatment of the cable in the bending area, and facilitate the support of the cable, and solve the problem that the cable trench is usually provided with a bending area when it is laid, but most of the cable brackets support the straight area of ​​the cable, which makes it easy for the cable to be misplaced when it is bent, making it inconvenient to support the cable at the bending position.

The present invention belongs to the technical field of uranium geology, and specifically relates to a three-dimensional prospecting prediction method for sandstone-type uranium deposits based on groundwater uranium anomalies, which is suitable for the deep and peripheral mineralization prediction research of sandstone-type uranium deposits in a three-dimensional environment. The present invention includes the following steps: step 1, data collection and collation; step 2, data preprocessing; step 3, construction of a three-dimensional model of the ore deposit geological body and prediction factors; step 4, determination of the three-dimensional mineralization prediction calculation principle; step 5, calculation of the weight value of the ore deposit prediction factor; step 6, comparative analysis of the posterior probability value; step 7, delineation of the mineralization prediction target area. The present invention provides a theoretical basis and technical support for determining the prospecting target and prospecting direction, and strives to achieve new breakthroughs in prospecting.

The invention provides a support for power cable installation, and relates to the technical field of cable installation. A wire supporting part is arranged outside the wall fixing part; a side inserting part is arranged outside the wire supporting part; an anti-falling part is arranged in the wire supporting part; an auxiliary supporting part is arranged outside the anti-falling part; a rectangular through hole is formed in a replacement insertion block, and an alignment insertion hole is formed in a blocking insertion block, so that selective butt joint processing with a side insertion block is facilitated, and the direction of an opposite wire supporting part is conveniently adjusted by adjusting the direction of a reversing block, so that a cable in a bending area is conveniently supported, and the cable is conveniently supported; the cable support solves the problems that a cable trench is usually provided with a bending area during laying, but a cable support mostly supports a linear area of a cable, so that the cable is easy to misplace during bending, and the cable at the bending position is inconvenient to support.

The utility model relates to the field of protection devices, in particular to a cable bending tightness limiting protection device which comprises a first bending track, a limiting assembly and a pressing assembly. The two ends of the first bending track are respectively provided with a limiting assembly used for adjusting, limiting and fixing according to the size condition of a cable, and the inner side of the first bending track is provided with a plurality of pressing assemblies used for pressing and fixing the position of the cable. According to the utility model, the cable is bent and laid along the first bending track, then the second bending track on the first bending track is taken up to be assembled with the cable, then the limiting assembly is adjusted to be limited and fixed according to the size of the cable, and then the pressing assembly moves downwards to press, fix and protect the cable. By means of the adjustable limiting structure, the function of pressing cables with different diameters can be achieved, the cables with different specifications can be conveniently restrained, the cables are arranged in order, the cables can be prevented from being damaged due to excessive bending, and the performance and the service life of the cables are maintained.

The utility model belongs to the technical field of medical supplies, in particular to a pectoral girdle type restraint strap, which comprises an elastic pectoral girdle, a restraint strap and a bandage, the elastic pectoral girdle is provided with a magic tape, a wearing strap and a fixing strap, the fixing strap is connected with an adjusting seat in a wearing manner through a first through hole, and the adjusting seat is further provided with a second through hole. The restraint strap is connected with the penetrating and sleeving strap in a penetrating and sleeving mode, the restraint strap is sleeved with a protective sleeve and provided with a circular ring buckle, the protective sleeve is soft and elastic, and the circular ring buckle is connected with a fastener arranged on the bandage in a buckling mode. The arrangement of the protective sleeve can effectively reduce the tightening and pressing feeling of the restraint strap on the upper limbs of the patient, the situation that the brachial plexus of the patient is easily injured under long-time stress is avoided, and the restraint strap is detachable, so that medical staff can conveniently take the elastic chest strap to independently use the elastic chest strap for the patient.

The invention relates to the technical field of pet supplies, in particular to a pet bathing fixing device which comprises a frame body and further comprises a fixing mechanism used for stabilizing the neck of a pet when the pet takes a bath, and the fixing mechanism comprises two L-shaped rods fixedly connected to the end face of the frame body; the arc surfaces of the two L-shaped rods are fixedly connected with a first clamping hoop, the arc surfaces of the two L-shaped rods are slidably connected with a second clamping hoop, and the arc surface of one L-shaped rod is fixedly connected with a connecting plate. By means of driving of the screw threads, the second clamp can move in the direction close to the first clamp, through accurate thread transmission, the second clamp can be stably matched with the first clamp, and it is ensured that the neck of a pet is properly fixed and supported. The stable hoop design not only effectively limits the moving range of the pet, but also can prevent the pet from excessively struggling or being uncomfortable in the bathing process, and reduces the risk of accidental injury.

The present invention discloses a high-precision positioning three-roller centering device and a positioning adjustment method thereof, which solves the problem of low positioning accuracy existing in existing equipment. The traditional structure of synchronously driving three rollers through a connecting rod mechanism on the punching machine is changed, and each centering roller is connected to the piston of its own independent servo cylinder. The three independent servo cylinders are connected to the same hydraulic system. By controlling the hydraulic oil of the hydraulic system, the synchronous extension and retraction of the pistons of the three independent servo cylinders are realized. The positioning accuracy of the present invention can reach the micron level, ensuring that the push rod and the rolling center line are completely coincident; a hydraulic motor is connected to the other end of the independent servo cylinder piston, and the rotation of the piston is realized by controlling the hydraulic motor. Through the respective hydraulic motors connected to the respective servo cylinders, the respective angles of the three rollers are adjusted separately, thereby realizing the change of the angle between the centering roller and the rolling line. The present invention has a simple structure, and the servo cylinder improves the positioning accuracy of the centering roller.

The application provides a construction site building material transfer device and relates to the technical field of building material transfer. The application discloses a construction site building material transfer device, which relates to the technical field of building material transfer and comprises a fixing part, a stabilizing part, a supporting material part and a discharging part. The supporting material part is arranged above the fixing part, and the discharging part is arranged below the supporting material part. The supporting material frame is inserted into the supporting frame, and is kept stable under the action of the clamping blocks. The locking frame is used for restraining the pipe material. The restraining plate is inserted into the locking frame, and is kept stable while restraining the locking frame. The restraining plate supports and restrains the pipe material, and keeps the pipe material stable during transportation. The pipe material is prevented from rolling due to external force. The pipe material is directly loaded onto the transfer vehicle during transfer, rolls in the vehicle body during transfer due to vibration, and affects the moving vehicle body. The application solves the problem that the pipe material directly rolls in the vehicle body during transfer due to vibration.

The utility model belongs to the technical field of wheelchair clothes, and particularly relates to a multifunctional wheelchair clothes which comprises a wheelchair clothes body, a neck guard, a heat preservation blanket, a wheelchair clothes liner and a cap body, the wheelchair clothes liner is matched with the inner end of the wheelchair clothes body, a front fly, a through hole, a first button hole and a fourth button hole are formed in the wheelchair clothes body, and the cap body is arranged on the wheelchair clothes body. A reflective strip, a first zipper, a second zipper, a third zipper, a first button, a second button, a third button, a cover piece, a pocket, a pipeline fixing belt, an elbow restraint strap, a waist restraint strap, a knee restraint strap, a hook-and-loop fastener A, a hip pad, a storage bag, a penetrating sleeve ring and a hidden button A. The multifunctional wheelchair clothes are multifunctional, and when a wheelchair patient wears the multifunctional wheelchair clothes, the patient can wear the multifunctional wheelchair clothes conveniently and quickly. And meanwhile, due to the functions of restraining limbs, being convenient to put on and take off, facilitating examination, effectively keeping warm, preventing hip pressure sores and the like, the comfort and safety of a patient sitting on a wheelchair and the nursing simplicity and convenience of medical staff can be conveniently improved.

The utility model relates to the technical field of automobile parts, in particular to a positioning structure and a rear damping plate machining device, the positioning structure comprises a punching machine main body, one side of the punching machine main body is fixedly connected with a mounting platform, and one side of the mounting platform is slidably connected with two mounting plates which do relative motion; a V-shaped positioning clamping plate for positioning a plate is slidably inserted into one side of the mounting plate, a stop block is slidably inserted into one end of the mounting plate, and a spring is fixedly connected between the stop block and the mounting plate; the positioning device has the beneficial effects that the rectangular positioning clamping plate is arranged to be in a V shape, a plate can be better restrained on the Z axis, the plate is positioned more firmly, the positioning device can adapt to plates of various thicknesses, the positioning clamping plate and the mounting plate are slidably connected in an inserted mode, and a stop block and a spring which slide on the mounting plate are matched, so that the positioning device is more convenient to use. And the positioning clamping plate can be mounted and dismounted very conveniently.

The utility model relates to a restraining device for a central nervous system CP patient, and belongs to the field of medical instruments. Comprising an upper body restraining mechanism, a thigh restraining mechanism, two shank restraining mechanisms, two arm restraining mechanisms, a supporting table and a base. The supporting table is installed on the base, the thigh restraining mechanism is installed at the top end of the supporting table, the two arm restraining mechanisms are installed at the left end and the right end of the thigh restraining mechanism in a one-to-one correspondence mode, and the shank restraining mechanism and the upper body restraining mechanism are hinged to the front end and the rear end of the thigh restraining mechanism in a one-to-one correspondence mode. The upper body, the thighs, the shanks and the arms of a patient can be restrained, meanwhile, rehabilitation training is conducted on knee joints, elbow joints, thigh roots and waist and back muscles of the patient, and the muscle tension of the patient is improved.

The invention discloses a radar working mode identification method based on prior matching and domain distribution alignment. Firstly, radar pulse description word data are preprocessed, abnormal values, noise and the like are removed, and the quality of the data is improved. Then, an encoder is used for extracting potential features from radar pulse description word data detected by a source domain and a target domain, supervised training is carried out in the source domain through the potential features of the source domain data and corresponding labels, and prior distribution of the source domain features and prior distribution of the target domain features are restrained to be standard normal distribution by constructing prior matching regularization items. A distance based on distribution characteristic functions is used as a measure to realize explicit calculation of domain distribution alignment. And finally, constructing a loss function by using a prior matching regularization term and a distribution characteristic function distance, and carrying out unsupervised training on data of the target domain to improve the performance of the radar working mode recognition model in the target domain.

The invention discloses a high-temperature-resistant magnetic liquid metal coupling material as well as a preparation method and application thereof. The high-temperature-resistant magnetic liquid metal coupling material comprises a liquid metal matrix, a high-entropy magnetic particle filler and a low-surface-energy material, the liquid metal matrix is an InGaSn alloy, the high-entropy magnetic particle filler is CoFeNiCr, and the low-surface-energy material is a CaF-BaF mixture. The method comprises the following steps: synthesizing a liquid alloy from multi-element low-melting-point metal, mixing a high-entropy magnetic metal and a low-surface-energy material, and adding the mixture into the liquid metal for stabilizing treatment to obtain the magnetic high-temperature coupling liquid metal. According to the CoFeNiCr-InGaSn-CaF-BaF high-temperature-resistant magnetic liquid metal coupling material developed by the invention, a coupling layer can be formed on the surface of a high-temperature oil extraction bolt, and the application requirement of the oil extraction bolt on stress measurement under a high-temperature condition is met.

The utility model provides a micro-elastic gourd round rope belt, relates to the technical field of round rope belts, and aims to solve the problems that the port position of an existing rope body structure is mostly fixed through a melting and belt shell mode, but after long-term use of the two anti-loosening modes, the rope body structure is loosened and damaged, and the rope body structure cannot be damaged. The port protection device comprises a weaving part, a protection part, a protection part and a protection part, a rope fixing part is arranged on the outer side of the woven part; and an anti-loosening part is arranged outside the rope fixing part. A rope jacking insertion plate is rotationally connected into a tightening shell, so that the tightening shell is inserted into a reverse clamping groove while being in butt joint with a port protection shell, a plurality of groups of woven outer-layer rope bodies are restrained in a jacking mode, loosening of the outer-layer rope bodies is avoided, a rope clamping head is inserted into a fixing through hole after the outer wall of an elastic rope body is sleeved with the rope clamping head, and the rope clamping head is fixed. Therefore, the elastic rope body is restrained in an inserting and tightening mode, and the stability of the elastic rope body is conveniently kept.

The utility model discloses a kind of annular light beam laser beam combiner based on spindling annular optical fiber, annular light beam laser beam combiner uses (N+1)*1 combiner, the input end of annular light beam laser beam combiner includes a center optical fiber and N root side fiber, and the output fiber of annular light beam laser beam combiner is 1 spindling annular optical fiber.

The invention discloses a rib detecting and positioning integrated device based on medical thoracic surgery, and relates to the technical field of medical science. The rib detecting and positioning integrated device for the medical thoracic surgery department comprises a carrier, and a driving mechanism used for restraining a user is fixedly installed on one side of the interior of the top of the carrier. An operator controls the air pump to be powered on and run through the controller to generate suction force to suck air in the filter box, dust and impurities are adsorbed through the high adsorbability of the nano-porous plate, the air pump sends clean air to the first electromagnetic valve pipe through the flow detection valve, then the clean air enters the air bag to be expanded, and the rubber plate abuts against the outer side of a person with the chest to be detected. The controller and the flow detection valve are matched to detect the air inlet flow of the air bag and can intelligently control the first electromagnetic valve pipe to be electrified and closed and control the air inlet flow of the air bag and the position of the rubber plate. A second electromagnetic valve pipe is electrified and opened to exhaust air in the air bag, the rib detection effect of the device is improved, and users are restrained.

The utility model provides a power transmission steel tower convenient to maintain, relates to the technical field of power transmission steel towers, and aims to solve the problems that an existing steel tower structure is usually fixed through bolts in the splicing process, so that the bolts need to be twisted and maintained through tools in the maintenance and repair process, but the whole steel tower is inconvenient to maintain due to too many bolts used by the steel tower. The maintenance method comprises the following steps of: mounting a component; an anti-loosening assembly is arranged on the outer side of the mounting assembly; an inner lock assembly is arranged in the anti-loosening assembly. The interlocking ring is clamped between the double-locking ring and the synchronous twisting block, so that the interlocking ring, the double-locking ring and the synchronous twisting block are interlocked under the assistance of the restraining groove, the possibility of loose connection of the steel tower in the using period is avoided, the requirement for connection and maintenance of the steel tower is reduced, and the maintenance time of the steel tower is shortened; and the three parts can be conveniently subjected to rust removal treatment in a manner of dripping rust removal liquid in the later period, so that maintenance treatment is facilitated.

The invention relates to the technical field of medical auxiliary instruments, and discloses a muscular atrophy prevention nursing device for a patient lying on a bed, which comprises a base, and a support frame is movably stretched on a seat plate through a linear driving structure to bend and fluctuate; one end of the thigh plate is rotatably connected to the edge of the base, one end of the thigh plate is rotatably connected with a shank plate, the bottom edge of the shank plate is vertically and fixedly connected with a sole plate to sequentially support the lower limbs of the patient, and a binding structure used for restraining the lower limbs is arranged on the supporting frame and performs reciprocating lifting motion along with the supporting frame. The device can be conveniently placed on a bed surface, the lower limbs of a patient are rapidly placed and restrained through the supporting frame, the patient is automatically driven to do reciprocating lifting motion and leg movement stretching exercise, blood circulation is promoted, muscular atrophy is prevented, the legs are lifted, leg fatigue and varicosity can be relieved, the body position is changed, and breathing is deepened; the cardiopulmonary endurance and efficiency are enhanced, the function of a digestive system is indirectly promoted, and intestinal peristalsis is helped.