160results about How to "Avoid intertwining" patented technology

The invention belongs to the technical field of geotechnical engineering, and particularly relates to a nanocarbon reinforced superfine cement-based blocking material as well as a preparation method and application thereof. The superfine cement-based blocking material prepared by the invention is prepared by uniformly mixing 45-50 parts of cement, 0.5-2.5 parts of a solid waste sintered active material, 0-0.05 part of a water reducing agent, 0.015-0.1 part of carbon nanotubes, 0.5-2.5 parts of a 1% solution of carbon quantum dots and 45-50 parts of water. The material has relatively low porosity and is not dispersed; the high groutability is achieved, and the material can permeate into tiny holes; and it is guaranteed that the material has high strength, the crushed rock bonding and reinforcing strength is high, and the material has wide application prospects.

The invention discloses an anti-falling black needle suture kit, which relates to the technical field of black needle suture kits and comprises a sleeve, wherein the sleeve comprises a shell body one and a shell body two, wherein the shell body one and the shell body two are connected with a ring body by rotating together through a limiting component, the anti-falling component is arranged in the shell body one, the ends of the support plate one are provided with abutment components, the surface of the cover body is connected with the support plate two through a locking component, the bottom of the support plate two is provided with a tensioning component, and the support plate two is provided with a wetting component matched with a rotating drum, and the anti-falling component is moved so that the abutment component abuts against the surface of the suture, limits the moving direction of the suture, prevents the suture from falling off, and is convenient for medical staff to take the suture, and the suture drives the wetting component to move during the thread taking process through the friction force, so as to wet the surface of the suture to be used, ensure that the knot is firm and not easy to slip after being tied, and no manual wetting is required, thus saving time and improving the suture efficiency.

The utility model discloses a vegetable seedling raising water supplementing device which comprises a supporting frame and a moving trolley, a tidying mechanism is arranged on the front face of the supporting frame, a collecting roller is rotationally connected between the opposite sides of two baffles through a left hollow shaft and a right hollow shaft, and a connecting hose is fixedly connected to the end opening, located on the inner sides of the baffles, of the left hollow shaft. The connecting hose penetrates through the collecting roller and extends to the outside of the collecting roller, the remaining part of the connecting hose is wound around the outside of the collecting roller, a round hole socket is fixedly connected to the interior of the right hollow shaft, a connecting wire is connected to the end of the round hole socket, and the connecting wire penetrates through the collecting roller and extends to the outside of the collecting roller. The utility model relates to the technical field of vegetable seedling culture. According to the vegetable seedling raising water supplementing device, when the moving trolley moves, the connecting hose and the connecting wire are wound and unwound through the arrangement mechanism, so that the problem that redundant pipelines and wires are mutually wound is solved, and the practicability of the device in use is improved.

The invention discloses a box-type glutinous yam cultivation device with clamping grooves, and relates to the technical field of yam cultivation. By arranging the clamping groove assemblies and the fixing clamping grooves, the number of the directional growth plate units can be increased or decreased according to different varieties of Chinese yams, gaps between the directional growth plate units can be adjusted at the same time, and therefore the width of the directional growth groove can be changed, and the directional growth groove with the corresponding width is provided for planting of different varieties of waxy Chinese yams; in each directional growth plate unit, the longitudinal height of the directional growth plate can be increased through a heightening plate, the height requirement for growth of the glutinous Chinese yam is met, the height and width of the directional growth groove in the clamping groove assembly are adjusted, and the application range of the directional growth plate is widened; by arranging the root system growth expansion assembly, a space for growth of the waxy yam root system can be additionally arranged at the bottom of the cultivation box, the path for the waxy yam root system to obtain nutrients is increased, the growth speed of waxy yam can be increased, and the yield of yam planting is increased.

The utility model relates to the technical field of electrical engineering construction, in particular to a cable storage device for electrical engineering construction. Comprising mounting plates, a reciprocating groove rod located on the front side of a cable assembly is further rotationally arranged between the mounting plates on the two sides, a second motor with the output end connected with the reciprocating groove rod is mounted on a moving platform and used for driving the reciprocating groove rod to rotate and operate, a sliding block is slidably embedded in the reciprocating groove rod, and guide plates are symmetrically slidably arranged on the sliding block; and a limiting frame for limiting the displacement of the cable is arranged between the top ends of the two guide plates. The reciprocating groove rod is driven by the second motor to rotate, so that the sliding block and components on the sliding block are driven to reciprocate in the left-right direction, the winding height of the cable is increased along with increase of the winding thickness of the cable, the sliding block is provided with the slidable guide plate, and self-adaptive adjustment can be conducted according to the change of the diameter of the cable coil; therefore, the cables can be wound more orderly, and the phenomena of mutual winding and knotting among the cables are avoided.

The utility model discloses a bus duct with a flame-retardant function, which relates to the technical field of bus ducts and comprises a shell and a top cover, two lower fixing blocks are fixedly connected to the bottom end of the inner side of the shell close to a wire inlet and a wire outlet of the bus duct, a plurality of semicircular arc-shaped lower fixing grooves which are uniformly distributed are formed in the upper ends of the lower fixing blocks, and the lower fixing blocks are fixedly connected with the top cover. Two threaded rods are fixedly connected to the edge of the upper end of the lower fixing block, an upper fixing block used for clamping a cable is slidably connected to the outer surface of each threaded rod, an upper fixing groove is formed in the position, corresponding to the lower fixing groove, of the lower end of the upper fixing block, and rubber pads are fixedly connected to the inner side of the upper fixing groove and the inner side of the lower fixing groove correspondingly; the outer surface of the threaded rod is in threaded connection with a threaded sleeve, the outer surface of the threaded rod is sleeved with a spring used for resetting the upper fixing block upwards, the cables can be clamped and carded through the upper fixing groove and the lower fixing groove, the cables are prevented from being interwoven together, and potential safety hazards are reduced.

The invention relates to the technical field of textile machinery, and discloses a textile thread positioning device for textile production and processing, which comprises a bottom plate, a mounting frame fixedly connected to the top of the bottom plate, a mounting disc fixedly connected to the top of the mounting frame, and guide wheels rotationally connected to two sides of the inner wall of the mounting disc through rotating shafts, and further comprises an absorption assembly, comprising a side plate fixedly connected with the right side of a dispersion box, a buffer pipe is fixedly connected to the surface of the side plate, a vibration pipe is fixedly connected to the bottom of the inner wall of the buffer pipe, and a buffer tank is fixedly connected to the end, away from the inner wall of the buffer pipe, of the vibration pipe. By arranging the absorption assembly, when the interior of the buffer tank is compressed, gas is exhausted outwards, and airflow is sprayed outwards through the absorption holes in the surface of the contact clamp and blown to the multiple strands of spinning threads in the dispersion box, the airflow can separate the multiple strands of wound spinning threads, and the spinning threads are prevented from being wound or misplaced; and the organization structure of the textile fabric can be more uniform and compact.

The utility model relates to pipeline technical field, concretely is a kind of anti-winding pipeline structure, including pipeline, the equidistant annular groove being set to the outer wall of pipeline, annular groove is equipped with anti-winding part, and anti-winding part includes two half circular ring fixed plate being set symmetrically up and down, the middle part of the convex surface of two half circular ring fixed plate is equipped with first butt joint block, the front side of first butt joint block is equipped with second thread groove, and the end of two half circular ring fixed plate is connected through arc abutment, the middle part of the convex surface of arc abutment is equipped with second butt joint block, the top of second butt joint block is equipped with third thread groove, and first butt joint block is connected with connecting rod by locking bolt.The anti-winding pipeline structure, through the cooperation of anti-winding part and connecting rod, the position of adjacent pipeline is locked, avoid multiple pipelines in laying or use due to external force or gravity and lead to mutual entanglement.

The invention discloses an automatic grounding wire assembling and disassembling device, which relates to the technical field of checking and hanging grounding devices and comprises an insulating main rod, a slidable guide unit, a lifting rope, a base anti-winding limiting unit and a tensioning device. The slidable guide unit adjusts the position and height of the grounding wire through sliding to ensure the stability of the grounding wire; the lifting rope is connected with the electricity testing function unit through the pulley system, and it is guaranteed that the operation process is not affected by wind power. The base anti-winding limiting unit is provided with two symmetrically distributed through holes to respectively guide and limit the bottom ends of the grounding wire and the lifting rope, so that mutual winding is effectively avoided; the tensioning device adjusts the tension of the grounding wire through a sliding shaft system and a spring, and ensures that the grounding wire always keeps sufficient tension and is prevented from deforming due to external force interference. The bottom end of the grounding wire forms a broken line type structure, so that tensioning force is applied to the bottom end of the grounding wire, the bottom end of the grounding wire is prevented from swinging due to wind power, the stability and safety of operation are effectively improved, and potential safety hazards caused by wind power influence are eliminated.

The utility model discloses a hearing aid anti-loss rope, and belongs to the technical field of medical auxiliary tools. According to the utility model, the problems of complex operation, inconvenient wearing and the like of hearing aid anti-lost measures in the prior art are solved. The device comprises a neck connecting rope and a hearing aid connecting rope, the middle of the neck connecting rope is connected with the middle of the hearing aid connecting rope, one end of the neck connecting rope is detachably connected with the other end of the neck connecting rope, and a left connecting piece and a right connecting piece which are the same in structure are arranged at the two ends of the hearing aid connecting rope respectively. The left connecting piece comprises a plurality of elastic rings which are sequentially arranged on the hearing aid connecting rope, the elastic rings can be arranged on the hearing aid in an interference sleeving mode, fixing rings are arranged on the two sides of the joint of the neck connecting rope and the hearing aid connecting rope, and the neck connecting rope and the hearing aid connecting rope are sleeved with the fixing rings; and the neck connecting rope and the hearing aid connecting rope are connected in a sliding manner. The hearing aid is simple in structure, convenient to wear, high in comfort level and capable of effectively preventing the hearing aid from being lost.

The utility model relates to the technical field of let-off of a Karl-Myer warp knitting machine, in particular to a yarn winding prevention type let-off mechanism and the Karl-Myer warp knitting machine. The yarn winding prevention type let-off mechanism comprises a supporting plate, and first moving plates which are symmetrical relative to the center position of the supporting plate are arranged on the two sides of the top of the supporting plate in a sliding mode; two second moving plates are arranged on the side, close to the first moving plates, of the top of the supporting plate, a first moving mechanism used for moving the two first moving plates is arranged in the supporting plate, and a second moving mechanism used for moving the two second moving plates is further arranged in the supporting plate; according to the warp beam, the detachable warp feeding wheel bodies are arranged outside the warp beam, the warp grooves are formed in the warp feeding wheel bodies, after the warp grooves are abraded, the single warp feeding wheel body can be replaced, the whole warp beam does not need to be replaced, and cost is saved.

The utility model provides a cable laying auxiliary device for building mechanical and electrical installation, and relates to the technical field of cable laying auxiliary equipment for building mechanical and electrical installation. A cable laying auxiliary device for building mechanical and electrical installation comprises a fixing base and a cable cylinder, the top of the fixing base is fixedly connected with a supporting frame and a supporting rod piece, the top of the supporting frame is fixedly connected with a fixing rod, and the cable cylinder is arranged on the fixing rod in a sleeving mode. According to the device, an electric telescopic rod is started to push a movable plate to descend, a movable pressing plate is driven to descend under the connection action of an elastic telescopic rod, and a friction block at the bottom of the movable pressing plate is used for pressing and limiting the top of a cable barrel to rotate the cable barrel; and the possibility that the cable rebounds or the cable barrel rotates inertially to cause disorder and loosening of the cable on the cable barrel is prevented, and the movable pressing plate slides out of the top of the fixed rod by stretching the elastic telescopic rod, so that the used cable barrel on the fixed rod can be conveniently and quickly replaced, and the operation is simple and convenient.

The invention discloses a hardware mounting device for an artificial intelligence computer, and relates to the technical field of computer hardware mounting, the hardware mounting device comprises a fixing plate, connecting plate rods are fixedly connected to the bottom surfaces of four corners of the fixing plate, a positioning plate is fixedly connected to the bottom ends of the connecting plate rods, and a threading groove is formed in the top surface of the fixing plate; the bottom of the positioning plate is provided with an installation adjusting structure, the bottom end of the installation adjusting structure is provided with an installation limiting structure, and the bottom end of the installation limiting structure is connected with an installation bunching structure. And the mounting adjusting structure comprises a displacement groove, clamping grooves, a positioning sliding seat and a wedging side groove, the displacement groove is formed in the bottom face of the positioning plate, the clamping grooves are formed in the inner wall of the displacement groove at equal intervals, the positioning sliding seat is slidably connected to the inner side of the displacement groove, and the wedging side groove is formed in the outer side face of the positioning sliding seat. Rapid installation of computer hardware is achieved through structural clamping, and disassembly and replacement of the computer hardware are facilitated.

The utility model discloses a portable compressed oxygen self-rescuer detector, which relates to the technical field of detection instruments, and comprises a box body, an operation panel and a box door, a plurality of grooves are formed in the box door in a penetrating manner, rotatable hose reels are arranged in the through grooves, and a gas pipe is wound on the hose reels, so that the compressed oxygen self-rescuer can be detected. During use, the hose reel is rotated in the direction close to the inner wall of the box door, after the hose reel is rotated in place, one end of the air pipe is pulled and inserted into a corresponding air hole in the operation panel, then the hose reel is rotated reversely, after the hose reel is rotated in place, the other end of the air pipe is pulled and inserted into the compressed oxygen self-rescuer, and the compressed oxygen self-rescuer is inserted into the compressed oxygen self-rescuer. In this way, the multiple air pipes are separated through the through grooves, winding and bending among the multiple air pipes are avoided, it is ensured that air in the pipes flows smoothly, and the practicability and the detection accuracy of equipment are improved.

The utility model discloses a kind of cleaning devices for shock absorber spring surface treatment, it is related to shock absorber spring surface cleaning technical field, including machine case body and filter frame, the filter frame is set in the machine case body inside, and upper end extends out the machine case body, and with the machine case body movable connection.The utility model is cooperated with the use of machine case body, filter frame, partition, water shaking mechanism, auxiliary lifting mechanism, lifting assembly, limiting piece and limiting block, to some extent, it is improved or solved that existing ultrasonic cleaner is washed to shock absorber spring, spring is often disorderly stacked and easily leads to staggered winding, so that cleaning fluid is not fully permeated to gap, affect cleaning effect and subsequent pick up, and spring needs to be salvaged manually after washing, it is complicated and laborious to operate and there is security risk, at the same time, spring surface is left with a large amount of cleaning fluid, which is not easy to remove quickly, affect subsequent drying process, reduce overall cleaning efficiency.

The utility model relates to a fixing device capable of installing intelligent detection equipment in a combined mode. When existing intelligent detection devices for temperature and humidity, current, voltage, silicon controlled rectifier control and the like are placed together, the devices are disordered, data lines are interwoven, a large space is occupied, and operation is affected. The device comprises a base, a long fixing column, a short fixing column, a nut, a screw and intelligent detection equipment, wherein the base is provided with a base mounting hole and a fixing column mounting hole; grooves are longitudinally formed in the middles of the two sides of an intelligent detection equipment shell from top to bottom, and transverse plates and combined mounting holes are arranged in the grooves below the side faces of the shell. The long fixing columns and the short fixing columns penetrate through the transverse plates at the grooves and the combined mounting holes to be screwed and fixed, and the base can be fixed at any place. The number and functions of intelligent detection equipment are not limited. A plurality of intelligent detection devices are fixedly arranged together in a standard and standardized manner for combined use, disorder and data line interweaving are avoided, occupied space is reduced, operation is more convenient, installation is convenient, and popularization is facilitated.

The utility model relates to the field of stainless steel wire drawing equipment, and discloses an inverted wire drawing machine convenient to take up, which comprises a supporting base, a wire drawing machine control device box, a limiting track, a wire falling frame, a wire drawing machine head and a mounting top plate, two limiting rails are fixedly connected to the upper surface of the supporting base, a wire falling frame is fixedly connected to the two limiting rails in a clamped mode, a mounting top plate is fixedly connected to the top end of one side of the wire drawing machine control device box, and a wire arranging device surrounding the outer side of the wire falling frame and a height adjusting device are fixedly connected to the upper surface of the mounting top plate; according to the coil collecting device, it can be guaranteed that coils are kept neat when collected, so that time and manpower needed by follow-up coil arrangement are greatly reduced, mutual winding and knotting among wires are avoided through the neat coils, occupied space is smaller, the wires can be stacked more compactly, and therefore the transportation cost is reduced.

The invention relates to novel liquid body temperature circulation temperature control equipment, and belongs to the technical field of medical temperature control equipment. The device comprises an equipment base, a temperature control host, a stand column, a T-shaped installation frame, a pipeline assembly, a temperature control assembly and a temperature sensing assembly, the stand column is fixedly installed above the equipment base, the temperature control host is installed on one side of the stand column, the T-shaped installation frame is fixedly installed above the stand column, a lifting hook is installed below the T-shaped installation frame, and the pipeline assembly is installed above the lifting hook. The temperature control assembly is fixedly installed on one side of the temperature control host, and the temperature sensing assembly is installed on one side of the lower portion of the temperature control host. The temperature control equipment monitors the pipeline output temperature and the core body temperature of a patient in real time through the temperature sensing assembly, the temperature control host adjusts the temperature control power in a closed-loop feedback mode based on monitoring data, accurate, rapid and stable temperature control is achieved, the equipment is suitable for various clinical scenes needing mild hypothermia intervention such as thermoplegia and the syndrome after cardiac arrest, treatment safety and effectiveness are improved, and the treatment cost is reduced. And the workload of medical staff is reduced.

The utility model discloses a hanging rope assembly and terminal equipment, the hanging rope assembly comprises a first sliding fastener, a second sliding fastener, a hanging rope and a connecting rope, the first sliding fastener is provided with a first channel, the second sliding fastener is provided with a second channel, the hanging rope is provided with a hanging section used for being hung on a wearing part of a wearer, and the connecting rope is connected with the hanging section. The two ends of the hanging rope extend to the first side of the first sliding fastener through the first channel and are connected with the second sliding fastener, the connecting rope is provided with a connecting section used for being connected with the mobile terminal, at least one end of the connecting rope extends to the first side of the second sliding fastener through the second channel and is connected with the first sliding fastener, and the position of the hanging rope relative to the first channel is adjustable. And the position of the connecting rope relative to the second channel is adjustable so as to change the length of the connecting section. The rope length adjusting process can be simplified, and rope length adjustment is facilitated.

The application discloses a comprehensive distribution box for smart grid, and relates to the technical field of distribution boxes.The comprehensive distribution box for smart grid comprises a main body, an adjusting assembly is clamped in the inner cavity of the main body, and the adjusting assembly is adjusted synchronously along with the wiring channel demand; a splicing assembly is assembled at the end of the adjusting assembly, and the splicing assembly is used for lengthening or width adjusting of the wiring channel.The comprehensive distribution box for smart grid can accurately adjust the width of the wiring channel according to actual demand through the adjusting mechanism, can ensure that the space can be fully utilized under various environments, and can avoid unnecessary waste; the size of the wiring channel can be accurately controlled by adjusting the end of the line, space waste can be avoided, and the wiring layout can be optimized; meanwhile, the end of the wiring channel is adjusted, the channel width can be quickly expanded or reduced according to the change of the load, and the comprehensive distribution box for smart grid is suitable for different scenes.

The utility model belongs to the technical field of aluminum extrusion supports, and particularly relates to a displayer aluminum extrusion support assembly which comprises a fixing plate, the fixing plate is a frame with a square opening in the middle, two connecting rods are rotationally installed on the two inner sides of the opening in a damping mode, and an installation plate is arranged outside the fixing plate. The other end of the connecting rod is rotatably connected with two side walls of the mounting plate in a damping manner, a limiting block is arranged on the outer wall of the connecting rod, arc-shaped limiting grooves in damping sliding connection with the limiting block are formed in the two inner sides of the opening, a buckle assembly is arranged on the inner bottom wall of the opening, and a bunching assembly is arranged on one side of the mounting plate. The buckle assembly comprises two inserting grooves formed in the inner bottom wall of the opening, and clamping blocks are inserted into the inserting grooves. The mounting plate can be unfolded and is far away from the fixing plate, so that the mounting plate is away from the wall surface by a certain distance, a display can be conveniently mounted, the mounting efficiency is improved, cables can be conveniently clamped into the cable grooves through the wire bunching assembly, and the cables are prevented from being staggered and wound.

The invention belongs to the technical field of optical fiber distribution, and discloses an optical fiber distribution device and an optical fiber distribution method. The optical fiber distribution device comprises a distribution cabinet, OTN transmission equipment arranged in the distribution cabinet, an optical fiber carding structure and an optical fiber fixing structure, wherein the optical fiber carding structure and the optical fiber fixing structure are arranged in the distribution cabinet; a plurality of optical fibers are inserted into the OTN transmission equipment; the optical fiber carding structure can card optical fibers and independently arrange each optical fiber on the separation position; the optical fiber fixing structure is arranged on the OTN transmission equipment, and the optical fiber fixing structure can clamp and fix the end part of each optical fiber. Each optical fiber inserted into the OTN transmission equipment is separated independently by using the optical fiber carding structure, so that a plurality of optical fibers are prevented from being wound together, and the maintenance and replacement difficulty is reduced; each optical fiber is independently arranged on the separation position, so that the phenomenon that the optical fibers are bundled to form relatively large sagging gravity is avoided; the optical fiber fixing structure is arranged to clamp and fix the end part of the optical fiber, so that the plugging stability of the end part of the optical fiber and the OTN transmission equipment is improved, and the optical fiber is effectively prevented from falling off.

The utility model discloses a kind of fluid auxiliary oenanthe javoronic harvesters, it is related to oenanthe javoronic harvesting technical field, including float, the float is suspended on water surface by buoyancy, the outside of float is provided with drive assembly, the drive assembly includes advancing component and steering component, the advancing component and steering component all include multiple drive oar, the driving direction of advancing component and steering component is perpendicular to each other, the outside of float is equipped with cutting assembly, transfer assembly and fluid guide assembly, the cutting assembly is cut to oenanthe javoronic, the transfer assembly is pushed to transfer to oenanthe javoronic floating on water surface.The utility model is cut in the process by fluid pump, using fluid one-way motion, constantly combing the posture of oenanthe javoronic leaf and stem, avoid oenanthe javoronic leaf and stem between each other entangle, lead to subsequent oenanthe javoronic cutting or transfer process, oenanthe javoronic between each other pull, oenanthe javoronic stem appears fracture and oenanthe javoronic leaf breakage etc.

The utility model discloses film laminating equipment, which is characterized in that a folded film covers a first conveying unit, and an opening of the film faces the side edge of the first conveying unit; the two supporting plates are arranged on the upper side and the lower side of the first conveying unit correspondingly and used for lifting the film away from the upper surface and the lower surface of the first conveying unit. The input end of the second conveying unit is arranged on the side, in the material conveying direction, of the output end of the first conveying unit, and a cutting and sealing channel is arranged between the input end of the second conveying unit and the output end of the first conveying unit. The cutting and sealing unit is arranged in the sealing channel and used for cutting and sealing the film crossing the cutting and sealing channel. The first conveying unit is wrapped by a film, and the second conveying unit and the first conveying unit are arranged at intervals, so that materials are wrapped by the film when moving to the second conveying unit. And through the arrangement of the supporting plate, the film is prevented from being wound with the first conveying unit in the moving process.

The application provides a winding machine and a tape reel for the winding machine. The tape reel comprises a reel body, a plurality of winding drums, and a first tape distributor. The reel body is provided with a reel groove at a radially outer end. The winding drums are installed at an axial end of the reel body, and the central axes of the winding drums are parallel to the central axis of the reel body. The first tape distributor comprises a tape distribution support, which spans the reel groove and is provided with a plurality of rows of first tape distribution holes arranged in a first direction parallel to the central axis of the reel body, so as to distribute the tapes led out by the winding drums in the first direction. When the tape reel is applied to the winding machine, the orderly arrangement and laminated winding of the multiple tapes can be achieved through the stable structure of the tape distribution support spanning the reel groove and the accurate guidance of the plurality of rows of first tape distribution holes. The disclosed embodiments can not only reduce the number of winding machines and production costs, but also effectively solve the interference and folding problems of the multiple tapes in the high-speed winding process through the specific tape distribution mechanism, thereby improving the precision and reliability of the operation.

The utility model relates to the technical field of medical equipment, in particular to a novel ultrasonic probe connecting wire anti-winding device which comprises a shell, a cover plate is arranged at the upper end of the shell, wire outlets are formed in the front end and the rear end of the side wall of the shell in a penetrating mode, and ratchet wheels are arranged in the shell. The center of the upper end face of the ratchet wheel is fixedly connected with two sets of wire clamping pieces, and the center of the lower end face of the ratchet wheel is fixedly connected with a rotating shaft. When a medical worker uses the ultrasonic probe, the ultrasonic probe is directly pulled with force, at the moment, the connecting wire can be automatically pulled out of the shell, after the ultrasonic probe is used, the overlong connecting wire needs to be collected into the shell, at the moment, the control block only needs to be pushed by the thumb to be away from the shell, unlocking operation on the ratchet-gear wheel is achieved, and the ultrasonic probe is convenient to use. Under the driving of the clockwork spring, the ratchet wheel rotates and the connecting wire is stored in the shell, so that the operation is simple and convenient, and the problem that the ultrasonic probes are intertwined due to the fact that the connecting wire is too long is solved.

The utility model discloses a low -voltage cable with flame -retardant structure relates to cable field, including cable body, the cable body outside is equipped with fixed component, the fixed component includes ring, a plurality of fixed insertion stem is fixed with outside ring, the fixed insertion stem is hollow, and the fixed insertion stem end part is equipped with the pass opening, when the cable body is buried into the ground, a plurality of fixed insertion stem can insert the inside of soil, ensure that the cable body does not move or rotate in the operation process because of external force, improve the stability of cable body, and the fixed component is provided with a plurality of, and a plurality of fixed components are equidistance distribution along the length direction of cable body, and the distribution mode can ensure that cable can be supported and fixed evenly in the full length range.

A filter cloth coiling and cutting device comprises a frame body, a conveying roller, a synchronous belt, a first driving part, a directional conveying assembly, a cutting box, a fixing assembly, a cutting assembly and a recycling assembly. The plurality of conveying rollers are rotatably mounted on the frame body and are connected through a synchronous belt, and the first driving part is used for driving the plurality of conveying rollers to rotate; the cutting box is installed on the frame body, the fixing assembly is arranged in the cutting box, and the fixing assembly is used for fixing a filter cloth roll; and the cutting assembly comprises a cutter, a second driving part, a third driving part, a mounting seat, a suspension wire and a fourth driving part. According to the content, the filter cloth roll cutting device solves the problem that after a filter cloth roll is cut by a cutting device in the prior art, fiber lines are still wound and connected with one another at the ends of the filter cloth roll, and consequently follow-up separation is inconvenient.

The invention provides a child oral cavity cannula fixing device, and belongs to the technical field of oral cavity nursing. The child oral cavity intubation fixing device comprises a fan-shaped ring, the protruding side of the fan-shaped ring is fixedly connected with a bent arc edge, the side portion of the fan-shaped ring is provided with an attaching assembly, the attaching assembly comprises transverse soft groove plates, vertical soft groove plates and hook-and-loop fasteners, the transverse soft groove plates are fixedly connected to the two ends of the fan-shaped ring, and the vertical soft groove plates are fixedly connected to the two ends of the fan-shaped ring. The opposite sides of the transverse soft groove plates are fixedly connected with self-adhesion pieces, and the adhesion sides of the self-adhesion pieces are back to the inner ring bodies of the fan-shaped rings. By arranging the attaching assembly, the self-adhesive piece of the attaching assembly can provide a certain comfortable effect and is not prone to falling off when the cannula is installed in the oral cavity of a child, the sponge strip is combined, the sponge strip is located at the nostril air outlet position after the device is worn, certain exhaled air can pass through, and the comfort of the device is improved; meanwhile, the soft ear hanging grooves can be hung on ears, so that the mounting stability of the device is further improved.

The utility model discloses a portable loudspeaker which comprises a loudspeaker body, a winding groove is formed in the outer surface of the periphery of the loudspeaker body, an elastic hanging belt is fixedly connected to the inner wall of the winding groove, a connecting clamping block is fixedly installed at the end, located in the winding groove, of the elastic hanging belt, and a limiting groove is formed in one side of the connecting clamping block. Limiting grooves are formed in the front face of the loudspeaker body, limiting bolts are symmetrically and slidably installed in the limiting grooves, fixing feet are symmetrically and fixedly installed on one side of the loudspeaker body, limiting holes are formed in the fixing feet, the limiting holes are matched with the limiting bolts, and a supporting plate is fixedly installed on the front face of the loudspeaker body and close to the edge of the lower end. Through the mutual cooperation of the winding groove and the elastic suspender, when the elastic suspender does not need to be used, the elastic suspender can be wound into the winding groove to be stored, so that the elastic suspender is prevented from scattering, and meanwhile, the elastic suspender is stored in the winding groove, so that the elastic suspender can be effectively prevented from being wound with an earphone wire and the like.