1527results about How to "Improve the limit effect" patented technology

The invention belongs to the technical field of bridge expansion joint welding, and particularly relates to a bridge expansion joint welding fixing device with a limiting mechanism, which comprises a welding seat, a processing seat fixed on the surface of the welding seat and bridge expansion joint profile steel attached to two sides of the surface of the processing seat, and a limiting assembly is mounted on the surface of the welding seat. The device is provided with the limiting assembly, the position of the bridge expansion joint profile steel can be effectively limited, it is guaranteed that the bridge expansion joint profile steel is kept in a stable state in the welding process, the welding quality can be better improved, and welding defects caused by position deviation of the bridge expansion joint profile steel are reduced; according to the bridge expansion joint profile steel limiting device, collision or damage caused by displacement of the bridge expansion joint profile steel is reduced, meanwhile, the bridge expansion joint profile steel is pressed and limited through the pressing plates at the four corners, limiting force can be applied to the bridge expansion joint profile steel in multiple directions, the overall limiting effect is enhanced, the profile steel can better resist external force interference in the welding process during welding, and the welding quality of the profile steel is improved. And smooth welding is ensured.

The invention belongs to the technical field of composite non-woven fabric bag production and detection, and provides a composite non-woven fabric bag production water and air permeability detection device which comprises a detection box, a fixing sleeve is fixedly arranged in the detection box, and a lifting seat is arranged on the inner end face of the detection box around the fixing sleeve in a rectangular mode. The lifting seats are fixedly connected with telescopic first electric telescopic seats, the telescopic ends of the first electric telescopic seats are connected with guide rails, the guide rails are slidably connected with a plurality of first electric telescopic seats, and the positioning mechanism can clamp and fix the composite non-woven fabric bag. According to the invention, when the air pressure in the detection tank is increased, the volume in the detection tank is increased through the adjusting assembly, so that the air pressures in all the detection tanks are always kept consistent in the detection process, and the permeation amount of water flow or air flow in the detection tank is judged by observing the change of the volume of the detection tank.

The utility model relates to the technical field of mining equipment, and discloses a water-cooling double-roller coarse crusher for natural asphalt ore, which comprises a crushing bin, the front parts of the outer walls of the two sides of the crushing bin are movably sleeved with first rotating shafts, and the rear parts of the outer walls of the two sides of the crushing bin are movably sleeved with second rotating shafts; and crushing rollers are fixedly connected between the two first rotating shafts and the two second rotating shafts, two inner bearings are fixedly arranged in the two first rotating shafts and the two second rotating shafts in a sleeving mode, and water inlet pipes are fixedly arranged in the multiple inner bearings close to one side in a sleeving mode. The cooling effect of the roller can be improved through the arranged efficient cooling structure, the service life of the roller is further prolonged, the water pipe can be better limited through the arranged auxiliary structure, the problem that the water pipe is twisted due to synchronous rotation caused by rotation of the rotating shaft is effectively solved, and the service life of the roller is prolonged. Therefore, the purpose of stable use is achieved.

The invention particularly relates to a solar charging type dock and an unmanned ship, and relates to the technical field of unmanned ships, the solar charging type dock comprises an unmanned ship body and an upper bin body arranged on the upper side of the unmanned ship body in a communicating mode, a charging socket is installed on the rear side of the unmanned ship body, and inner slopes are obliquely arranged on the left side and the right side of the bottom of the unmanned ship body correspondingly; a plurality of clamping grooves are formed in the middle of the inner inclined face, the lifting movable plate can be arranged in the unmanned ship body in a suspended mode according to the magnetic principle that under the condition that a lower electromagnet in the unmanned ship body is powered on, the same poles of the lower electromagnet and an upper floating magnet repel each other, and a space frame on the lifting movable plate is used for installing electric appliance accessories of the unmanned ship. The rubber floating air bag is fixedly arranged on the periphery of the lifting movable plate, the buoyancy of the lifting movable plate can be improved, when the water level of water entering the unmanned ship body is high, the rubber floating air bag enables the lifting movable plate to float, and the water level of the water entering the unmanned ship body is high. Therefore, the use effect is improved.

The utility model relates to the field of deep hole drill machine tools, in particular to a vertical deep hole drill. Comprising a frame, a control box is installed on one side of the frame, a drilling device is installed on one side of the frame, a workbench is installed on the surface of the frame, an adjusting structure is arranged on the surface of the workbench and comprises a fixing frame, the fixing frame is fixedly connected with the workbench, and one side of the fixing frame is rotationally connected with a two-way screw rod; the arc surface of the bidirectional screw rod is in threaded connection with two moving plates, the two moving plates are in sliding connection with the inner wall of the fixed frame, the inner wall of each moving plate is fixedly connected with two supporting rods, the arc surfaces of the two supporting rods are rotationally connected with clamping plates, and a positioning rod is inserted into the upper surface of each moving plate in a threaded mode. The vertical deep hole drill has the advantages that a workpiece with a flat surface is clamped and fixed through the movable plate, a workpiece with an arc-shaped surface, such as a cylinder, is clamped and fixed through the multiple clamping plates with the adjustable angle orientation, and the vertical deep hole drill is easy to operate and high in practicability.

The invention relates to the field of coil welding, in particular to welding equipment for inductance coil machining, which comprises a welding table, a fixed seat, a lifting assembly and the like, a fixing base is slidably connected to the welding table. A first placing block for placing a coil is arranged on the fixed seat; a limiting block is arranged on the first placing block; a second placing block for placing a capacitor is arranged on the fixed seat; a lifting assembly is installed on the welding table, and the fixing base is connected with the lifting assembly. According to the invention, a copper wire of a coil is extruded through the roller, so that the copper wire in an irregular twisted form is converted into a straight state to be lapped on the upper plane of the fixed seat, and the copper wire is ensured to be in more sufficient and uniform contact with a capacitor pin, so that a firmer and more reliable welding spot is formed, the risks of insufficient welding and falling are reduced, and the production efficiency is improved. And the copper wire is limited and fixed through the limiting groove, the copper wire is shaped, so that the copper wire is kept in a straight state, the copper wire is prevented from rebounding and gradually recovering the shape, and the subsequent welding effect is improved.

The utility model discloses an anti-retreating terminal assembly, which comprises a shell and a terminal inserted in the shell, the terminal is inserted in a slot built in the shell, the inner wall of the shell is provided with a limiting groove communicated with the slot, a limiting elastic sheet is inserted in the limiting groove, and the limiting elastic sheet is inserted in the limiting groove. The limiting elastic sheet is provided with a first elastic fin which obliquely extends towards the slot, the front end of the first elastic fin is bent to form a first bent part, the terminal is provided with a bayonet, when the terminal is inserted into the slot, the first bent part is clamped in the bayonet, and the first bent part is clamped in the bayonet. Therefore, the resistance for preventing the terminal from returning is formed on the terminal. According to the scheme, the first elastic fins extending inwards in the inclined mode through the limiting elastic pieces are clamped with the terminals after the terminals are inserted, component force perpendicular to the insertion direction of the terminals is generated on the terminals, then the positions of the terminals are limited, the purpose of preventing the terminals from retreating to generate position deviation is achieved, and then the connection reliability of the terminals in the using process is guaranteed.

The utility model belongs to the technical field of plastic plate cutting equipment, and particularly discloses a plastic plate cutting device which comprises a working table, a laser cutting machine is arranged at the top of the working table, and two adjusting grooves which are symmetrically distributed are formed in the top of the working table. Sliding grooves which are evenly distributed and located between the two adjusting grooves are formed in the top of the workbench, and the two ends of each sliding groove communicate with the adjacent adjusting grooves correspondingly. Under the action of the dust removal mechanism, chippings generated in the cutting process can be guided into the collecting box to be stored through airflow coercing in cooperation with the flow guide part, the influence of chippings and dust on follow-up cut plates is reduced, part of the flow guide part is limited by the to-be-cut plates, and under the action of continuous air extraction of the draught fan, the chippings can be effectively removed. And the shielded flow guide piece generates suction force, the limiting effect on the plate is enhanced, and the situation that the cutting precision is affected by deviation in the cutting process is reduced.

The utility model discloses an efficient modularized cooling fan unit and an efficient modularized cooling fan assembly, the cooling fan assembly is formed by connecting a plurality of efficient modularized cooling fan units end to end, the fan unit comprises a fan frame, the fan frame is provided with a plurality of grooves, and the grooves are arranged in the grooves. A plurality of grooves are formed in the fan frame, a plurality of disassembly and assembly guide blocks matched with the grooves in shape are arranged corresponding to the grooves, the disassembly and assembly guide blocks are connected with the fan frame in a mortise and tenon joint mode, positioning convex parts are further fixedly arranged in the grooves, and positioning concave parts matched with the positioning convex parts in shape are correspondingly arranged on the disassembly and assembly guide blocks. The tenon-and-mortise structure can provide a single-direction limiting effect for the disassembly and assembly guide block, and the positioning convex part and the positioning concave part form a clamping position to further enhance the limiting effect on the disassembly and assembly guide block, so that mutual connection among a plurality of fans is realized; and the structure that the elastic pieces are arranged in the positioning convex parts can realize quick disassembly and separation of a plurality of fan units.

The invention provides a semi-active tuned mass damper based on an intelligent material. The semi-active tuned mass damper comprises a passive control part, an intelligent control part, a first-stage vibration reduction part, a second-stage vibration reduction part and a health monitoring part, and the intelligent control part controls the first-stage vibration reduction part, the second-stage vibration reduction part and the health monitoring part in a unified mode; according to the tuned mass damper, bidirectional vibration control of a building structure can be achieved, the vibration response of the tuned mass damper and a main structure is monitored in real time, and semi-active control over an intelligent material is started after data are collected and analyzed through a computer control system.

The utility model relates to the technical field of variable-frequency centrifugal water chilling units, and discloses an anti-incrustation variable-frequency centrifugal water chilling unit which comprises a supporting frame, an evaporator, a centrifugal compressor and a condenser, and a second water inlet is formed in the position, close to the top end, of the front end of the condenser. The bottom ends of the first water inlet and the second water inlet are each provided with a slag discharging opening. The second water inlet is formed in the end face of the condenser and used for water inflow, the annular plate and the mounting plate are connected and mounted through the bolts, the filter screen is used for filtering treatment, then the transmission shaft can be driven to rotate after the driving motor works, and at the moment, the cleaning rod rotates correspondingly, and meanwhile the cleaning effect is improved. The cleaning brush can clean residues on the surface of the filter screen, at the moment, the residue discharging opening can be used for residue discharging treatment, and therefore in the working process, the overall inflow water filtering work is well improved, the proportion of impurities in water flow is reduced, and scale formation is reduced.

The utility model provides an anti-inclination cross cut shear and relates to the technical field of cross cut shears, the anti-inclination cross cut shear comprises a rack, a conveying mechanism, a limiting mechanism and a shearing assembly, adjusting cavities are formed in the two opposite sides of the conveying mechanism correspondingly, teeth are arranged in the adjusting cavities, the limiting mechanism is provided with a set of clamping adjusting assemblies, and the clamping adjusting assemblies are arranged in the clamping adjusting assemblies. The clamping adjusting assembly is provided with a plurality of eccentric wheel structures, an adjusting rack and a pull rod structure, the eccentric wheel structures are connected with the teeth in the adjusting cavity and the adjusting rack in a meshed mode, and the pull rod structure is connected with the adjusting rack so that the adjusting rack can be pulled to move through the pull rod structure; the conveying mechanism is arranged on the rack and drives the eccentric wheel structures to rotate to different positions to conduct limiting adjustment in the conveying process of plates with different widths, and the shearing assembly is installed on the rack, is arranged close to the conveying mechanism and is used for shearing the plates. Therefore, a better limiting effect is achieved.

The utility model discloses an aerosol can filling machine which comprises a first supporting frame, hydraulic cylinders are arranged on the two sides of the upper end of the first supporting frame, the lower portions of the two hydraulic cylinders are fixedly connected with a mounting plate, a plurality of threaded rods which are arranged at equal intervals are inserted in a mounting groove, nuts are arranged at the upper ends of the threaded rods, and the threaded rods are connected with the first supporting frame. The lower end of the threaded rod is sleeved with an outer pipe, the lower portion of the outer pipe is fixedly connected with a filling head, a conveying assembly is arranged at the lower end of the first supporting frame, fixing bases are arranged on the two sides of the upper end of the conveying assembly, guide rods are inserted into the upper ends of the fixing bases, and pressing plates are arranged on the sides, close to the conveying assembly, of the guide rods. Two symmetrical push rods are arranged on the side, away from the guide rods, of the pressing plate. The filling machine is simple in structure and good in limiting effect, the phenomenon that an aerosol can deviates when moving is avoided, the distance between the filling heads is adjustable, the universality of the filling machine is improved, and meanwhile the production efficiency is effectively guaranteed.

The invention provides a wound flushing and dressing changing device for traumatic orthopedics emergency treatment, and belongs to the technical field of medical instruments. Comprising a flushing machine, one side of the flushing machine is fixedly connected with a fixing frame, and one side of the flushing machine is fixedly connected with an elastic rope; the limiting assembly is used for supporting and limiting the legs of the patient, and the limiting assembly is connected with the elastic rope; the liquid discharging assembly is used for collecting waste liquid generated after the legs of the patient are flushed, and the liquid discharging assembly is connected with the limiting assembly. By arranging the limiting assembly, the leg of the affected side of a patient is limited, the patient can place the leg of the affected side on the limiting assembly when lying on the sickbed, the patient cannot move the leg when an operator washes and changes medicine for the leg of the patient, the possibility of secondary trauma is reduced, and wound treatment of the patient is facilitated.

The utility model belongs to the technical field of slicers, and discloses a portable tissue slicer for cutting animal soft tissues, which sequentially comprises a base, a partition plate and a cover plate from bottom to top, the partition plate is movably connected onto the base, and the cover plate is detachably connected with the partition plate; the middle of the bottom face of the cover plate is suspended, and a cutting gap allowing a cutting tool to penetrate through is formed between the middle suspension area and the partition plate. A placing boss is arranged on the base below the cutting gap, an upper placing through hole matched with the placing boss is formed in the partition plate, and the placing boss extends into the placing through hole. Animal soft tissue can be limited in the histotome through matching of the placing boss and the placing through hole, rapid cutting of animal soft tissue blocks can be achieved through the cutting gap during actual operation, the activity of cut animal soft tissue slices is kept, and the device is simple in structure, easy to assemble and disassemble, light, portable and convenient to use. The practicability is high.

The utility model provides a mechanical automatic cutting device, which relates to the technical field of cutting devices, comprises two support plates, and is characterized in that two rollers are arranged between the two support plates, two ends of the rollers are respectively and rotatably connected with the close sides of the two support plates, one side of one support plate is provided with a motor, and the other side of the other support plate is provided with a motor. According to the automatic cutting device, the baffles are arranged, under the action of the electric telescopic rods, after the conveying belts convey workpieces to be cut to the cutting table, the electric telescopic rods are started, the workpieces are cut, the workpieces are cut, and then the workpieces are cut. The electric telescopic rod can drive the baffle to move on the top of the conveying belt, one side of the baffle is attached to the outer surface of the workpiece, the baffle can limit the workpiece, then the problem of displacement of the workpiece in the cutting process is prevented, and the cutting machining error is effectively reduced.

The utility model discloses a clamp spring machining bending device which comprises an operation table, a supporting assembly is arranged in the middle of the upper end face of the operation table, and the supporting assembly comprises a fixing block, an arc-shaped plate, an adjusting air cylinder and a supporting block. Through the design of the supporting assembly, the arc-shaped plates on the two sides of the middle fixing block can be effectively driven to be tightened or opened through telescopic adjustment of an adjusting air cylinder, so that the bending size needing to be machined can be adjusted according to the size of a snap spring, and a good limiting effect and a good supporting effect can be achieved in the using process; therefore, the clamp spring is effectively prevented from shaking; through the design of the grooves, multiple sets of clamp springs can be machined at the same time, and therefore the machining efficiency of the device is improved; through the design of a first sliding block, a second sliding block, a lead screw, a motor, a first pressing block and a second pressing block, the distance between the first pressing block and the second pressing block can be flexibly adjusted, snap springs of different sizes can be machined and bent, and therefore the flexibility and practicability of the device are improved.

The utility model relates to a convex drawing insulation slot wedge device for a motor rotor, which comprises a slot wedge main body and a convex block, and the slot wedge main body is strip-shaped; the section shape of the slot wedge main body is matched with the shape of the corresponding slot shoulder; the convex block is in a long strip shape; the shape of the section of the bump is matched with the shape of the notch of the corresponding rotor punching sheet; the bump is arranged on the outer surface of the top of the slot wedge main body; the bump and the slot wedge main body are integrally processed and manufactured; the section width of the bump is smaller than the width of the notch of the rotor punching sheet; the length of the convex drawing insulation slot wedge device of the motor rotor is cut according to the length of a notch of a corresponding rotor punching sheet. According to the utility model, risks of inter-turn, inter-phase and ground short circuit and motor burnout are reduced; the standardization degree and the universality of the slot wedge are improved; the cutting powder pollution is reduced; the probability of a groove overturning phenomenon is reduced; vibration and displacement of the coil in the groove due to electromagnetic force and in the high-speed operation process are avoided, and the performance of the motor is improved.

The present invention discloses a hollow glass built-in blind, comprising a frame with a blind cavity in the middle, a blind arranged in the blind cavity of the frame, and a lifting control mechanism for driving the blind to rise and fall; the blind comprises a plurality of blades and a traction rope for driving the blades to rise and fall; the lifting control mechanism comprises a traction rope roller and a retracting follower respectively arranged on the frame; the retracting follower comprises a base and a counterweight, a magnetic structure is arranged at the lower part of the height direction of the base, the counterweight is arranged on the base, and the counterweight is located above the magnetic structure along the height direction of the base; a traction rope connection structure is also arranged on the base; one end of the traction rope is connected to the traction rope connection structure by passing around the traction rope roller. The present invention has the characteristics of good stability, convenient operation and wide application range. Furthermore, it has a better limiting effect and can avoid the occurrence of traction rope entanglement.

The utility model discloses an electric flat carriage capable of turning freely, which relates to the technical field of electric flat carriages, and adopts the technical scheme that the electric flat carriage comprises an electric flat carriage body, a mounting shaft is mounted on the lower surface of the electric flat carriage body through a bearing, and a rotating gear body is arranged on the outer surface of the mounting shaft; the mounting ring is mounted on the lower surface of the mounting shaft, a mounting frame is fixedly connected to the lower surface of the mounting ring, and a moving wheel body is arranged on the back face of the mounting frame; the rack plate body is mounted on the left side surface of the rotating gear body, and the rack plate body and the rotating gear body are meshed with each other, so that the rotating gear body can drive the mounting shaft to rotate, the mounting shaft can drive the mounting ring and the mounting frame to rotate, and therefore, the angle of the moving wheel body can be quickly adjusted; and the four groups of moving wheel bodies can complete the same operation, so that the whole turning effect of the electric flat carriage body is better.

The invention provides a two-section type variable-curvature variable-friction-coefficient semi-active tuned mass damper which comprises a damper part, a servo control part, a small-amplitude vibration control part and a large-amplitude vibration control part, and the servo control part controls the small-amplitude vibration control part and the large-amplitude vibration control part in a unified mode. According to the tuned mass damper, the accurate natural vibration frequency under small-amplitude vibration can be ensured through the constant-curvature sliding surface; limiting of the mass block under large-amplitude vibration is ensured through the variable-curvature sliding face, and the buffer collision limiting block can further prevent the mass block from being overlarge in stroke. The friction coefficient of the sliding surface of the friction pendulum support is changed through the controllable oil film system, so that semi-active adjustment of the frequency and damping of the tuned mass damper is achieved, and the vibration reduction effect is improved. The magneto-rheological damper can improve the energy dissipation and shock absorption effects of the damper under the driving of the servo control system, and the high-strength steel strand can prevent the mass block and the friction pendulum support from overlarge strokes so as to play a role in limiting.

The utility model discloses a stator assembly, a linear motor, a suspension system and a vehicle, the stator assembly comprises a stator core shaft, the stator core shaft comprises a shaft wall, the shaft wall is internally provided with a first cooling water channel, the peripheral wall of the stator core shaft is provided with a positioning groove, and the first cooling water channel is arranged in the positioning groove in the circumferential direction of the stator core shaft. The first cooling water channels and the positioning grooves are arranged at intervals; the stator core is sleeved outside the stator core shaft, the first cooling water channel exchanges heat with the stator core, the inner circumferential wall of the stator core is provided with a positioning protrusion, and the positioning protrusion is located in the positioning groove. According to the utility model, the positions of the first cooling water channels and the positioning grooves in the stator core shaft are arranged more reasonably, the structural strength of the stator core shaft is high, the cooling effect on the stator core is good, and the working performance of the stator assembly can be improved.

The utility model relates to the technical field of flexible radiating fins, and discloses a flexible radiating fin structure, which comprises a radiating fin, a magnetic suction surface is arranged on the lower surface of the radiating fin, two limiting round blocks are arranged on the upper side surface of the radiating fin, connecting plates are mounted on the outer sides of the two limiting round blocks, and the magnetic suction surface is arranged on the lower surface of the radiating fin. Connecting holes corresponding to the limiting round blocks are formed in the plate walls of the connecting plates, adhesive pads are arranged on the lower side faces of the two connecting plates, limiting holes are formed between the connecting plates and the adhesive pads in a penetrating mode, and limiting rings combined with the limiting round blocks are installed on the upper side faces of the connecting plates. The installation position of the cooling fin can be conveniently fixed through the magnetic attraction face at the bottom of the cooling fin, the limiting effect of the cooling fin can be enhanced through cooperation of the limiting round block, the connecting plate, the connecting hole and the adhesive pad, the stability of the position can be improved, in this way, the phenomenon that the cooling fin falls off due to accidental touch can be reduced in the using process, and the good cooling effect is kept.

The utility model relates to the field of mine surveying, in particular to a surveying and positioning device for mine engineering. Comprising a supporting disc, the upper surface of the supporting disc is provided with a measuring instrument, the arc surface of the supporting disc is provided with an adjusting structure, the adjusting structure comprises a plurality of supporting plates, the supporting plates are rotatably connected with the supporting disc, the lower surface of the supporting disc is fixedly connected with a fixing rod, and the arc surface of the fixing rod is in threaded connection with an adjusting pipe; the arc surface of the adjusting pipe is rotationally connected with a moving ring, the outer arc surface of the moving ring is rotationally connected with a plurality of connecting rods, and the ends, away from the moving ring, of the connecting rods are rotationally connected with the supporting plate. According to the measuring and positioning device for mine engineering, the multiple supporting plates can be folded and unfolded at the same time by operating the adjusting pipe, the movable plate can conveniently stretch out of and be folded into the supporting plates by adjusting the limiting frame, and the assembling and erecting efficiency of a measuring instrument is improved; and thus, the working efficiency of mine surveying operation is improved.

The invention relates to the technical field of vision measurement, in particular to an intelligent concrete test piece size measuring device which comprises a shell, a focusing mechanism is mounted on one side in the shell, the shell is adjustably connected with a scanner through the focusing mechanism, a rotating table is mounted on the other side in the shell, and the rotating table is adjustably connected with the scanner through the focusing mechanism. According to the device, the position of a test piece can be corrected before measurement, the test piece can be dynamically limited in the detection process, the measurement deviation is effectively reduced, the test piece can be pre-measured, mechanical measurement and visual measurement are effectively combined, and the measurement accuracy is improved. The double detection of the test piece is realized, the effectiveness of the alignment and focusing work of the scanner is ensured, the measurement precision is greatly improved, the synchronous detection of multiple groups of concrete test pieces can be realized from two levels of machinery and vision, and the measurement precision is ensured while the measurement efficiency is improved.

The utility model discloses a plate bending machine with a limiting device, belongs to the technical field of plate bending machines, and aims to solve the problems that in the prior art, a limiting device for correcting a plate is lacked, the plate is easy to deviate in the machining process, and the bending quality of the plate is reduced. Comprising a bottom plate, a mounting plate is connected to the side face of the bottom plate, a second sliding groove is formed in the mounting plate, a limiting assembly is mounted in the mounting plate, two vertical plates are mounted on the upper surface of the bottom plate, first sliding grooves are formed in the vertical plates, sliding blocks are slidably connected to the first sliding grooves, upper rollers are rotatably connected to the sliding blocks, and two symmetrically-distributed lower rollers are rotatably mounted on the lower portions of the vertical plates. According to the plate rolling machine with the limiting device, the limiting assemblies are arranged, the two sets of limiting frames limit the two ends of the side face of a plate, it is guaranteed that the plate does not deflect when the plate moves, the limiting plates make contact with the upper surface of the plate, and the plate limiting effect is further improved.

The utility model provides an external medicine coating device, and belongs to the technical field of medicine coating. Comprising a rectangular frame and a coating mechanism, a fixing plate is fixedly mounted in the rectangular frame, the coating mechanism comprises a coating wheel, the coating wheel is rotatably mounted on the inner side of the rectangular frame, an extrusion plate is slidably mounted on the inner side of the rectangular frame, a circular plate is mounted outside the coating wheel, and a linkage rod is mounted on the circular plate. A coating wheel is rotationally mounted on the inner side of a rectangular frame, a linkage rod is driven to move through rolling of the coating wheel, then an extrusion plate is driven to move, medicine in a medicine tube can be extruded out through movement of the extrusion plate, the medicine falls onto the outer surface of the coating wheel, and the medicine can be coated on the skin through continuous rolling of the coating wheel on the skin. The ointment can be smeared on the affected part of the skin, manual smearing is not needed in the ointment smearing process, the hand is effectively prevented from being infected, meanwhile, the use cost is reduced, and use is convenient.

The invention discloses an automatic transferring device for aluminum profiles, and relates to the technical field of profile machining and conveying. According to the automatic aluminum profile transferring device, through cooperation of a limiting ring frame and a driving ring frame, supporting and clamping treatment on a workpiece body can be completed through a movable right-angle type clamping plate, transferring operation can be conveniently conducted through a transferring machine body, meanwhile, in the transferring process, the driving ring frame can rotate in the limiting ring frame, and therefore the workpiece body can be conveniently transferred. Through the arrangement of the adjusting pressing plate, when the angle of the workpiece body is adjusted, the conveying angle of the workpiece body can be adjusted, subsequent machining treatment of the workpiece body is facilitated, the device can be suitable for conveying work of workpieces of different sizes, and meanwhile the operation convenience and the work efficiency of the device are effectively improved; and the limiting effect on the workpiece body is improved, the phenomenon that the workpiece body falls off due to the fact that the angle of the workpiece body is adjusted too large is avoided, and operation safety and convenience are guaranteed.

The invention relates to the technical field of endoscopes, in particular to a convenient-to-observe optical ultrasonic endoscope which comprises an ultrasonic endoscope device, a connecting shell is mounted on the right side surface of the ultrasonic endoscope device, a connecting outer sleeve is arranged on the right side surface of the connecting shell, and a mounting sleeve is mounted on the right side of the connecting outer sleeve. A first glass fiber pipe and a second glass fiber pipe are sequentially installed in the connecting outer sleeve from front to back, and miniature high-frequency ultrasonic probes are installed on the surfaces of the right sides of the first glass fiber pipe and the second glass fiber pipe. An elastic pull rope is wound on the outer surface of a second winding roller, so that the bending angle of the miniature high-frequency ultrasonic probe is adjusted, the orientation and the bending angle of the miniature high-frequency ultrasonic probe can be independently adjusted, and the bending angle can be freely adjusted; the micro high-frequency ultrasonic probe with the angle adjusted can be suitable for observation at certain asparagus angles.

The utility model discloses an anti-displacement orthopaedic traction frame, which belongs to the technical field of orthopaedic traction frames and comprises a traction bow, connecting columns fixedly connected to two ends of the traction bow and traction needles penetrating through internal through holes of the connecting columns. A threaded through hole communicating with the penetrating hole is formed in the side wall of the connecting column, a pushing screw shaft is in threaded connection with the interior of the threaded through hole, one end of the pushing screw shaft is rotationally connected with a sliding block, and one end of the sliding block is fixedly connected with a clamping piece clamped with the annular notch. By arranging the pushing screw shaft, the sliding block and the clamping piece and forming the annular notch in the surface of the traction needle, the pushing screw shaft is rotated to drive the sliding block to move, and then the clamping piece is driven to move, so that the clamping piece is clamped with the annular notch, and the limiting effect of the pushing screw shaft on the traction needle can be enhanced.