87 results about "Fixation stability" patented technology

The utility model discloses a combined packaging support for a cab and a tail of a pickup truck, which relates to the technical field of vehicle transportation and comprises a packaging support bottom plate, two anti-skid tracks are fixedly mounted on the top surface of the packaging support bottom plate, and a plurality of locking mechanisms and clamping mechanisms are arranged above the packaging support bottom plate. The locking mechanism comprises a locking box, the clamping mechanism comprises a fixing box fixedly connected with the locking box, and an adjusting plate is slidably connected into the fixing box. Through the arrangement of the locking mechanism and the clamping mechanism, the locking mechanism can complete the locking operation on the pickup truck tire, the clamping mechanism can clamp the two sides of the tire, the fixing stability of the device on the pickup truck tire is effectively enhanced, the fixing effect is good, the stability is high, operation is relatively simple, the protection effect of the device is enhanced, and the safety of the device is improved. And the device can better adapt to the sizes and shapes of different tires, and the applicability of the device is improved.

The utility model relates to unmanned plane hang mounting device technical field especially, it relates to a kind of quick-release type mounting rack of unmanned plane material transport, solve the technical problem that existing unmanned plane material transport mounting rack dismounts complicated, poor fixing stability, including mounting main body frame, main bearing plate, quick-release connecting component and locking screw;The installation side of mounting main body frame is equipped with slide rail groove structure, main bearing plate length side is inserted into slide rail groove and is limited to move;Quick-release connecting component is inserted from side and is spliced with main bearing plate, locking screw realizes integral fixation;Mounting main body frame is assembled by main body frame and mounting main body platform, slide rail groove includes carding slot and end main body, quick-release connecting component is adapted with strip insertion hole;The utility model is positioned by slide rail and cooperates with quick-release structure, dismounts quickly, positioning accurate, connection is stable, is applicable to unmanned plane material transport mounting, simple structure and high reliability.

The utility model belongs to the technical field of C-shaped beam fixing, and particularly relates to a C-shaped beam fixing device for an automobile suspension, which comprises a bottom plate, a C-shaped beam and a screw, a plurality of fixing plates are fixedly mounted on two sides of the C-shaped beam, one end of the screw penetrates through the fixing plates and is in threaded connection with the bottom plate, and the C-shaped beam fixing device further comprises a limiting component used for preventing the screw from rotating. And the limiting assembly is arranged on the fixing plate. A threaded groove is formed in the top end of the bottom plate, and one end of the screw is connected into the threaded groove in a threaded mode. According to the C-shaped beam fixing device, by arranging the limiting assembly, the effect of limiting the position of the screw can be achieved, then the screw can be prevented from rotating automatically, the phenomenon that the screw loosens due to vibration of an automobile can be avoided by preventing the screw from rotating automatically, and therefore the fixing stability of the C-shaped beam can be improved.

The utility model provides a cast-in-place pile multidirectional fixing plate, which relates to the field of constructional engineering and comprises a guide support ring and a support fixing device. The supporting ring frame is connected with the guiding supporting ring in a welded mode. The supporting and fixing device comprises a rotating disc, a support, a sliding block, a threaded rod, a fixing supporting plate, a turning cover, a clamping rod, a fixing sleeve and a clamping bolt. The rear end of the threaded rod is connected with a rotating disc in a welded mode. A sliding block is welded to the lower side face of the support and connected with a clamping bolt in a screwed mode. A turning cover is hinged to the upper side face of the fixed supporting plate, a fixed sleeve is hinged to the front end of the fixed supporting plate, and a clamping rod is meshed with the inner side face of the fixed sleeve; through the arrangement of the threaded rod, the fixing supporting plate, the clamping rod and the turning cover, it is guaranteed that the vertical central axis of the reinforcement ring cage and the central axis of the hole accurately coincide, the fixing stability of the reinforcement ring cage is improved, and the problem that due to the fact that a traditional cast-in-place pile reinforcement ring cage fixing structure is unstable, the reinforcement ring cage and the hole site center cannot accurately coincide is solved.

The fruit tree grafting assistor with the automatic positioning function comprises an outer lantern ring, a position adjusting sliding groove is formed in the inner wall of the outer lantern ring, the front end of the outer lantern ring is connected with an inner lantern ring in an inserted mode through the position adjusting sliding groove, and the outer lantern ring and the inner lantern ring form a plurality of fixing sleeve pieces. The upper side of the center of the rear end of the outer lantern ring and the upper side of the center of the front end of the inner lantern ring are both connected with angle adjusting bases, angle adjusting insertion holes vertically penetrate through the interiors of the two angle adjusting bases, the lower ends of the two angle adjusting bases are both connected with angle adjusting pull belts, and the two angle adjusting pull belts are located between the two angle adjusting insertion holes. The telescopic nested lantern ring design is adopted, diameter adjustment is achieved through sliding fit of the inner lantern ring and the outer lantern ring, scions and rootstocks of different thicknesses can be tightly attached, and the adaptive capacity is improved. The telescopic nested type lantern ring has the advantages that the telescopic nested type lantern ring design is adopted, the diameter adjustment is achieved through sliding fit of the inner lantern ring and the outer lantern ring, and the telescopic nested type lantern ring can be tightly attached to the scions and the rootstocks of different thicknesses. The anti-skid latch structure on the inner wall of the lantern ring ensures firm fixation, avoids displacement, and improves the fixing stability.

The invention relates to the technical field of medical auxiliary equipment, in particular to an intramedullary supporting device for proximal humerus fracture repair, which comprises an intramedullary nail part and a sighting device, the intramedullary nail part comprises a proximal connector and a main nail, and an elastic release assembly is arranged on the proximal connector; the near-end connector is fixedly connected with an upper connecting seat, and the main nail is fixedly connected with a lower connecting seat; a rotating hinge shaft, a locking screw and a ratchet wheel hinge assembly are arranged between the upper connecting seat and the lower connecting seat, a rotating hole is formed in the upper connecting seat, and an adjusting hole is formed in the lower connecting seat; locking screw holes are formed in the upper connecting base and the rotating hinge shaft, and a plurality of locking grooves are formed in the lower connecting base. Through the separated intramedullary nail design, the ratchet wheel damping type hinge piece is combined to achieve intraoperative dynamic gradient adjustment of the main nail near end and the main nail in-vitro turning angle, and the humerus pitch screw is combined to fix the posterior inner side cortex of the humerus head so as to adapt to the anatomical difference of the individual humerus, and the fixing stability is improved.

The invention discloses a 3D printing method for an osteogenesis technology and a personalized box-type titanium plate, and relates to the field of manufacturing of medical instruments, and the 3D printing method specifically comprises the following steps: S1, obtaining and preprocessing three-dimensional data of a jaw bone of a patient; s2, three-dimensional reconstruction and virtual repair of an ideal contour before bone defect; s3, digitally designing the personalized box type titanium plate; s4, the personalized box type titanium plate is manufactured through 3D printing; and S5, clinical application in an operation. According to the 3D printing method for the osteogenesis technology and the personalized box-type titanium plate, the personalized box-type titanium plate can be passively placed in place in an operation, that is, the shape of the personalized box-type titanium plate is naturally matched with a bone defect area, and an ideal bone arch outline can be perfectly recovered after the personalized box-type titanium plate is placed. The dependence on the personal skill of doctors is reduced, the operation result has predictability and repeatability, and the fixing stability of the box-type titanium plate is far better than that of a bone block because the box-type titanium plate is directly fixed on the residual healthy basal bone through the screws.

The utility model discloses a split type big toe carbon structure and a running shoe in the technical field of running shoe soles, the split type big toe carbon structure comprises a split type half sole part and a heel part which are integrally formed, the opposite ends of the split type half sole part and the heel part are curled, the split type half sole part is used for supporting a half sole, the heel part is used for supporting a rear sole, and the half sole part and the heel part are integrally formed. A middle waist part is formed at the position where the split half sole part and the heel part are arranged, the split half sole part comprises a first toe part, a first arch bridge section is formed at one end of the first toe part, and split carbon columns which are integrally formed are welded to the top of the split half sole part and the top of the heel part. The opposite ends of the split type half sole part and the heel part are in the curled shape, the curled split type half sole part and the heel part can form a wrapping type positioning structure, the fixing stability of the front end and the rear end of the foot sole can be improved, the foot sole can be prevented from turning on one side by arranging the integrated outer waist climbing carbon plate, and the movement stability is improved.

The present application relates to the technical field of artificial implant medical device surface modification and middle ear hearing reconstruction, and discloses a processing method for enhancing the fixing stability of an artificial auditory ossicle prosthesis, the prosthesis and application. The method comprises the following steps: after the surface of the auditory ossicle prosthesis in contact with the middle ear tissue is cleaned, a polydopamine layer is formed in a basic dopamine solution, then gelatin, hyaluronic acid or cellulose sulfate is connected to the surface of the polydopamine layer through a carbodiimide activation system to form a viscous functional layer, and the dry sponge-like structure is obtained through freeze-drying. The functional layer can quickly rehydrate and restore the adhesion state after contacting with human blood or tissue fluid, thereby improving the fixing stability of the artificial auditory ossicle prosthesis in the initial implantation stage and reducing the risk of displacement or dislocation.

The utility model relates to the technical field of alloy material processing, in particular to a double-screw-hole rear sweeping cutter which comprises a cutter bar, the cutter bar comprises a cutter body, a groove is formed in the cutter body, and two threaded holes penetrating through the cutter body are formed in the groove; the blade is installed in the groove and comprises a blade body, tool bits are arranged at the two ends of the blade body respectively, two through holes matched with the threaded holes are formed in the blade body, the two tool bits are symmetrically distributed about the central axis of the blade body, each tool bit is provided with a receding face and a diagonal plane, and a cutting head is formed between the receding face and the diagonal plane; the number of the screws is two, the two screws sequentially penetrate through the through hole and the threaded hole from outside to inside, and the blade is fixed to the cutter bar. The rear sweeping knife is simple in structure, reasonable in design, long in service life, good in stability, high in yield of cut products and worthy of vigorous popularization and application, and the rear sweeping knife can be used on the two sides and is fixed through double screw holes.

The utility model relates to the technical field of scrapped motor vehicle recovery processing, in particular to an auxiliary fixing mechanism for disassembling a scrapped motor vehicle, and aims to improve the automation degree and the adjusting precision in the disassembling process. The mechanism comprises a lifting top plate and a plurality of groups of automatic adjusting baffle plate modules. The transverse guide rail module and the longitudinal guide rail module are arranged on the lifting top plate, and the baffle module is driven by the first lead screw module and the second lead screw module to conduct accurate position adjustment. The baffle module comprises a tail end adjusting platform and a telescopic device driven by an electric cylinder, fine position adjustment is supported, the device adapts to different vehicle types and sizes, and the vehicle fixing stability and the disassembling work accuracy are ensured. By means of the design, the operation efficiency is improved, manual intervention and potential safety hazards are reduced, the adaptability of the device to various scrapped motor vehicles is enhanced, and the device has the advantages of being firm, durable, high in cost benefit, easy and convenient to maintain and the like and is particularly suitable for the requirement for efficiently treating a large number of scrapped vehicles.

The utility model provides a side slope fixing device which comprises a fixing device body matched with a side slope plate, the fixing device body comprises an anchor rod, the anchor rod is fixedly sleeved with a pressing plate, the bottom of the pressing plate is movably connected with the top of the side slope plate, and a mounting groove is formed in the top end of the anchor rod; two transverse inserting and fixing mechanisms are arranged in the mounting groove, a thread driving mechanism is arranged in the mounting groove, extrusion rods are arranged on the inserting and fixing mechanisms, and the top ends of the extrusion rods are rotationally connected with the thread driving mechanism. Through cooperation of a thread driving mechanism, an extrusion rod and a transverse inserting and fixing mechanism, the multiple inserting rods can be driven to be transversely inserted into soil, transverse limiting of the anchor rod is achieved, the meshing force between the anchor rod and the soil after the anchor rod is vertically inserted is increased, and therefore the road holding force of the anchor rod is improved, and the situation that the anchor rod is loosened in the using process is reduced; the fixing stability of the side slope plate is improved, stable fixing of the anchor rod is achieved, and the situation that the anchor rod loosens in the using process is reduced.

This invention provides a pediatric flexible intramedullary nail, belonging to the field of medical device technology. The pediatric flexible intramedullary nail provided by this invention includes a linear nail portion, a fixation plate, and fixation screws. The fixation plate is located at the lower end of the linear nail portion, and two sets of fixation screws are mounted on the fixation plate, penetrating the fixation plate from its left side wall. An implantation segment is provided at the upper end of the linear nail portion away from the fixation plate, and an implantation guide surface is provided on the side wall of the implantation segment. The cross-sectional area of ​​the implantation segment is smaller than that of the linear nail portion. This pediatric flexible intramedullary nail, with its fixation plate and two sets of fixation screws, effectively improves fixation stability, facilitates surgical operation, reduces incision notches, minimizes foreign body discomfort, and the implantation guide surface facilitates the implantation of the flexible intramedullary nail.

The utility model discloses a blood pressure monitoring device for community hypertensive patients, relates to the technical field of medical equipment, and aims to solve the technical problem that a cuff part of an ambulatory blood pressure monitor is poor in fixing stability, the blood pressure monitoring device comprises blood pressure monitoring equipment, the blood pressure monitoring equipment is connected with an air pipe, and the other end of the air pipe is connected with a cuff part. A plurality of connectors are connected to the two ends of the cuff part, a plurality of flexible ring bodies are arranged on one sides of the connectors, gap connecting rods are fixed among the ring bodies, a plurality of anti-falling structures are arranged on the peripheries of the ring bodies, notches are formed in the ring bodies, and tensioning structures are arranged at the positions of the notches. Through the flexible metal material of the ring body and the connection of the connector and the gap connecting rod, the sleeve can be bent and changed according to the situation, then through the matching of the one-way bearing and the rubber sleeve, the tensioning of the stretching rubber band and the adjustment of the tensioning structure, the applicability is improved, and the sleeve has the advantages of improving the stability of the sleeve belt part and being convenient to use. And the anti-falling advantage is achieved.

The application discloses a lamina fixation plate system, a preparation device and a preparation method, and belongs to the technical field of medical instruments. The system comprises a central main body, two side wings and an adjustable connecting mechanism; the side wings are arranged on the two sides of the central main body respectively, the adjustable connecting mechanism connects the side wings and the central main body and allows the side wings to adjust the position and / or angle relative to the central main body; the adjustable connecting mechanism comprises various structures such as an arc-shaped sliding groove matched with an arc-shaped adjusting block, an elastic neck portion or a sliding hole matched with an adjusting rod; the side wings are provided with inverted taper bone screw holes, and the lower surfaces are provided with anti-skid teeth; the central main body is provided with a detachable drug sustained-release carrier and an auxiliary fixing interface for connecting a nail rod system. The application realizes the accurate adaptation of the side wings and the lamina stump through the adjustable connecting mechanism, enhances the fixing stability through the inverted taper holes and the anti-skid teeth, reduces the revision difficulty through the reversible dismounting design, and integrates the functions of drug sustained release and collaborative connection with the internal fixation system.

The utility model discloses a protection structure of big bottle frame belongs to big bottle frame protection technical field, and its technical scheme main points include bottom plate, the top fixedly connected with protection mechanism of bottom plate, the front side fixedly connected with auxiliary mechanism of protection mechanism, protection mechanism includes three groups of bottle frame, support, connecting rod, support rod, two groups of sliding block, nylon bandage and hoop, three groups of bottle frame fixedly connected at the top of bottom plate, the support is fixedly connected at the front side of three groups of bottle frame, support rod fixedly connected between support and bottle frame, two groups of sliding block swing joint in the front side inner wall of bottle frame, through the cooperation of protection mechanism and auxiliary mechanism, and nylon bandage, hoop can fix big bottle, and the sliding structure of sliding block and sliding rod can adapt to different size bottles, and promote fixed stability, and the counterweight and base enhance bottle frame overall anti-overturning ability, and rubber pad reduces the friction damage of bottle and bottle frame.

The utility model discloses a scissors lock catch structure in the technical field of scissors lock catches, which comprises a lock catch mechanism for fixing scissors, the scissors comprise a first blade, a second blade and a pin shaft, and the first blade is hinged with the second blade through the pin shaft; the locking mechanism comprises a connecting block, a buckling plate and a screw rod, the connecting block is fixedly connected to the end of the first blade, the buckling plate is slidably connected into the connecting block, the buckling plate is of an L-shaped structure, the end of the second blade is fixedly connected with a cutter handle integrated with the second blade, a clamping groove is formed in one side of the cutter handle, one end of the buckling plate is inserted into the clamping groove in a matched mode, and the other end of the buckling plate is connected with the screw rod in a matched mode. And the upper side of the other end of the buckle plate is fixedly connected with a sliding block which is in threaded connection with the screw rod. The utility model has the advantages that the buckle plate can be driven to be inserted into the clamping groove by rotating the knob in the embodiment of the utility model, the first blade and the second blade are locked and fixed, the operation is simple and convenient, and the stability of locking and fixing the first blade and the second blade through mechanical limiting is high.

The utility model relates to metal cutting technical field discloses a cutting machine tool convenient for replacing tool bit, including bed body, the side of bed body is matched with the movable joint of cutting seat, still include: mount, fixedly connected on cutting seat, the slide joint of connecting plate has on mount, the side fixedly connected with tool bit of connecting plate away from mount, connecting assembly, including the clamping plate of sliding connection on mount, the pair of limit board is fixedly connected to mount side wall surface, connecting plate is slidably connected between the pair of limit board, and one end of clamping plate penetrates limit board and connecting plate to make connecting plate with limit board fixed, and the locking piece is arranged on mount, and the locking end of locking piece acts on clamping plate to make clamping plate have adjustable activity or fixed state. Can realize the convenience of enhancing tool bit replacement, guarantee the effective fixation to tool bit, enhance fixed stability.

A locking system for quick assembly and disassembly of an ice skate blade. The locking system comprises a blade holder (1). A blade slot (11) allowing an ice skate blade (2) to be inserted therein is provided at the bottom of the blade holder (1). A blade locking hook (3), a locking-hook driving member (4), and a reset member (5) for resetting the blade locking hook (3) and the locking-hook driving member (4) are rotatably provided in the blade holder (1). By means of providing operation holes (16) on the left and right sides of the blade holder (1) and an actuating part (41) capable of extending from the operation holes (16), the quick disassembly of the ice skate blade is facilitated. In addition, a triangular protrusion (23) on the ice skate blade (2) and a blade ejector block (45) at the bottom of the actuating part (41) enable the ice skate blade (2) to be quickly pushed out from the blade slot (11). A hook block (47) on the blade ejector block (45) and an engagement hook C (24) on the ice skate blade (2) are connected to each other in a hooking manner, which further reduces the risk of accidental detachment of the ice skate blade (2). This comprehensive design not only improves the operational convenience for assembling and disassembling the ice skate blade (2), but also significantly enhances the safety of athletes during high-speed skating and the fixation stability of the ice skate blade (2).

The utility model discloses an experimental animal fixing device, including workbench main part, the workbench main part is fixedly connected with the metal placement board, the first installation shell and second installation shell are placed respectively on the metal placement board, and the lower end surface of first installation shell and the lower end surface of second installation shell all are fixedly installed with the magnetron adsorption subassembly, the upper end surface fixed connection of first installation shell has the first box body, the utility model discloses the magnetron adsorption subassembly of the bottom of first installation shell, second installation shell and the metal placement board set up on the workbench main part form the magnetic attraction type fixing device, and the quick positioning and release of shell body can be realized through electromagnetic control, both guarantee the fixing stability, and improved operating efficiency, when fixing the animal, adopt adjustable fixing band in the first box body and cooperate to form the restraint device with the hanging cylinder and the hanging pole, and the flexible adjustment of the fixed band length can be realized through the rotating roller of micro drive motor, can adapt to the fixing demand of different experimental animals of body shape.

The invention discloses a skull connecting and fixing system for fixing a skull repair patch, and relates to the technical field of medical instruments. The system comprises an upper locking piece, a lower locking piece and an expansion screw, and the fixing stability of the skull repairing piece is improved through a double fixing mechanism. The upper locking piece and the lower locking piece are in threaded connection to achieve primary longitudinal fixation, and the skull and the repairing piece are preliminarily locked; the expansion screw is inserted through a middle hole of the upper locking piece and expands, secondary transverse fixing is achieved, and the anti-loosening capacity is enhanced. The lower locking piece is provided with a retaining ring for a medical wire to penetrate through so as to lift and position the lower locking piece in the installation process. The upper locking piece and / or the lower locking piece are / is provided with elastic parts, each elastic part comprises a deformable groove position, and the elastic parts are opened under the action of the expansion screws to press the skull and the repairing piece. The expansion screw comprises an expansion structure and a screw, and when tightened, the expansion screw is opened to transmit force to the locking piece. The whole system is made of biocompatible materials, is suitable for craniocerebral surgery, and effectively solves the technical problem that a traditional skull fixing device is insufficient in stability.

The utility model relates to the technical field of medical instruments, in particular to a door-shaped nail which comprises a cross beam and a pair of nail legs arranged on the cross beam and distributed at intervals, and a plurality of holes are formed in the outer walls of the peripheries of the nail legs and distributed in the outer walls of the nail legs. According to the door-shaped nail, the plurality of holes are formed in the four outer surfaces of the nail leg, and the design of the holes aims at promoting growth and ingrowth of bone tissues, so that the bonding strength and stability between the door-shaped nail and a skeleton are improved, and in this way, the door-shaped nail can be better fused with the surrounding bone tissues, so that the fixing stability of the door-shaped nail is improved, and the service life of the door-shaped nail is prolonged. The possibility of loosening of the door-shaped nail is effectively reduced, and the success rate of an operation and the rehabilitation effect of a patient are improved.

This utility model discloses a fixing device for inserting tubes on the front side panel of a smart cockpit, relating to the field of fixing device technology. The utility model includes a front side panel, with a column fixedly connected to the side of the front side panel. A hollow block is bolted to the side of the column, and a screw is bolted to the side of the hollow block. An internal tube fixing mechanism is provided on the side of the front side panel. This utility model achieves rapid clamping of the insert tube through the cooperation of components such as threaded rods, threaded sleeves, and sliding shafts within the internal tube fixing mechanism. It is easy to operate, and the symmetrically distributed structure ensures uniform clamping force, preventing tube skewing. The sliding shaft and slider work together to ensure stable movement, and a spring provides elastic buffering to prevent excessive clamping and damage to the insert tube, while also enhancing fixing stability. The double-clamping block design adapts to different tube diameters, improving versatility. The overall structure is compact, effectively fixing the insert tube, reducing shaking, and adapting to the complex working conditions of a smart cockpit.

The utility model discloses a multiple fixing structure for steel transportation relates to steel transportation technical field, including the rack, the rack is provided with a plurality of limit screw of rectangular array, and the lower extreme of limit screw all moves through the rack, the limit screw of two right angle edges all is screw thread connection with the hexagon nut, and the lower extreme of hexagon nut is contacted locking with the upper end edge of steel, and the limit screw of another two right angle edges all is screw thread connection with the conical cap, and the bevel of conical cap is contacted locking with the upper end edge of steel, the utility model discloses the limit screw of rectangular array on the rack, and the two right angle edges of steel sheet are locked respectively, and one right angle edge adopts hexagon nut and directly compacts the sheet edge, and another right angle edge is contacted locking through the bevel of conical cap, forms double limit, and the sheet is fixed from two perpendicular directions, effectively prevents the displacement and the shaking of sheet in the transportation process, and the fixed stability is improved significantly.

To provide a metal protective net with fasteners that significantly improves fixing stability. [Solution] The metal protective net with fasteners includes a protective net body and fasteners (2). The protective net body has a mesh structure formed by multiple intersecting meridians and latitudes, and the intersections of the meridians and latitudes are fixed by fasteners. The fasteners are cross-shaped fasteners and include cross-arc connecting portions (201) and tubular portions (202) integrally connected to the four ends of the cross-arc connecting portions. The tubular portions are formed by bending extension plates, which have an asymmetric or stepped structure, and an overlapping structure is formed after bending the extension plates. By making the extension plates of the fasteners asymmetric or stepped and forming an overlapping structure after bending the extension plates, the contact area between the tubular portions and the metal wire is increased, a covering restraint is formed, and the metal wire is prevented from escaping from the tubular portions when subjected to external force.

The utility model discloses a thoracoscope body position fixing device which comprises a bottom plate and a body position fixing pillow, a T-shaped sliding groove is formed in the upper end face of the bottom plate, sliding blocks capable of extending out of the upper end of the bottom plate are arranged at the two ends of the T-shaped sliding groove, and a fixing column is arranged on the lower end face of the body position fixing pillow. The sliding block is provided with a fixing groove matched with the cross section of the fixing column in shape, the fixing column is detachably inserted into the fixing groove to be connected with the sliding block, the two ends of the T-shaped sliding groove are further in threaded connection with adjusting bolts, and one end of each adjusting bolt is inserted into the T-shaped sliding groove and abuts against the sliding block. The distance between the body position fixing pillows on the two sides can be flexibly adjusted through movement of the sliding blocks in the T-shaped grooves to adapt to the body types of different patients, the bolts are screwed to abut against the sliding blocks, the positions of the sliding blocks can be locked, meanwhile, the body position fixing pillows are detachably inserted into the fixing grooves through the fixing columns to be connected with the sliding blocks, the fixing stability is enhanced, and displacement in the operation is avoided.

The utility model relates to a fixing device for a drainage tube and a drainage system. The fixing device comprises a pasting unit, a main body unit, at least one supporting unit, at least one sliding unit, a control unit, at least one elastic unit, at least one fixing unit and a locking unit. Wherein the pasting unit is arranged on the outer side of the skin and pasted to the skin. The drainage tube fixing device has the advantages that the drainage tube can be fixed through cooperative use of the main body unit, the supporting unit, the sliding unit, the control unit, the elastic unit, the fixing unit and the locking unit, a traditional adhesive tape fixing mode is replaced, and therefore the fixing stability is improved; the locking unit is used for controlling, so that the locking unit is directly twisted during disassembly to separate the drainage tube from the fixing unit, the drainage tube is disassembled, tearing of an adhesive tape and a wound of a patient during separation is avoided, pain of the patient is reduced, and use convenience is provided.

The application provides a universal reference frame, and belongs to the technical field of medical instruments. The universal reference frame comprises a placing frame, a medical electric drill arranged at the bottom of the placing frame, a telescopic frame in sliding connection with the inside of the placing frame, a telescopic rod in sliding connection with the inside of the placing frame, and scale grooves arranged at the bottom of the placing frame and the bottom of the telescopic frame. A fixing assembly is arranged for fixing the placing frame, and the fixing assembly is connected with the placing frame and the telescopic frame. The fixing assembly is integrally designed with an arc-shaped plate made of elastic material, a fixing clamping jaw and a curved surface fixing clamp plate. The telescopic adjustment of the fixing clamp plate can be realized by pressing the arc-shaped plate. The arc-shaped plate can closely fit the shape and size of the lower leg of different patients, and the fixing stability and comfort are improved. Meanwhile, the double adjustment mechanism of the telescopic frame and the adjusting block can be flexibly adjusted according to the length of the lower leg of the patient and the medical electric drill, and the application range is wide.

The utility model discloses a pipeline erection supporting structure which aims at solving the technical problems that in the prior art, when the pipe diameter changes, a whole set of clamping module needs to be replaced or a filling cushion layer needs to be additionally installed, the cost of spare parts is increased, and the risk of aging and failure of the cushion layer exists in the filling cushion layer. The supporting structure comprises a transverse supporting plate, inclined clamping plates are rotationally connected to the two ends of the top of the transverse supporting plate, a rotating mechanism used for rotating the inclined clamping plates is arranged on the outer side of the transverse supporting plate, and by arranging the two rotatable inclined clamping plates, the clamping angle can be automatically adjusted according to the diameter of the bottom of the pipeline; the supporting structure is matched with pipelines of different specifications, parts do not need to be replaced or extra adjustment is not needed, the universality and the installation efficiency are improved, the tops of the pipelines of different diameters can be flexibly restrained in cooperation with the telescopic arc binding belt, displacement of the pipelines during vibration or thermal expansion and cold contraction is prevented, and the fixing stability is improved.