17results about How to "Avoid discounts" patented technology

The utility model relates to corrugated board feeding and transporting equipment which comprises a machine frame, and a feeding machine, an arrangement mechanism and a discharging assembly are sequentially arranged on the machine frame in the length direction of the machine frame, and the corrugated board feeding and transporting equipment is characterized in that a first conveying assembly is arranged between the feeding machine and the arrangement mechanism; a supporting and guiding assembly used for supporting and guiding the whole stack of toppled paperboards is arranged on the first conveying assembly in a penetrating mode. The paperboard conveying device has the beneficial effects that the supporting and guiding assembly is used for bearing the whole stack of inclined paperboards and guiding the paperboards to descend slowly, so that it is ensured that the paperboards are in a fish scale shape when stacked on the first conveying assembly, the two sides of the paperboards are flat, and the subsequent paperboard machining quality is ensured.

The utility model discloses an anti-twisting yarn guide device, which belongs to the technical field of devices for composite material production, and comprises an inner ring and an outer ring, the outer ring is sleeved outside the inner ring, the inner ring is rotatably connected with the outer ring, the inner ring is provided with a yarn passing hole, two shaft sleeves are rotatably connected in the yarn passing hole, the axis of each shaft sleeve is perpendicular to the axis of the inner ring, and a yarn passes through the space between the two shaft sleeves; two limiting columns are fixedly connected to the outer side wall of the inner ring and symmetrically arranged, two limiting holes are formed in the side wall of the outer ring, the two limiting columns penetrate through the two limiting holes respectively, and when the inner ring rotates, the two limiting columns slide in the two limiting holes respectively. On the premise that yarn abrasion is not increased, the twisting angle of the yarn in the running process can be limited, and the yarn is prevented from being twisted or folded.

The invention relates to the technical field of door shunting, in particular to a door shunting covered stent, a manufacturing method and a stent system. The door body shunting covered stent comprises a stent body, the periphery of the stent body is covered with a covering part, and the covering part completely surrounds the stent body in the circumferential direction; the area, covered by the coating piece, of the stent body serves as a variable-diameter area, and the yield strength of the coating piece area corresponding to the variable-diameter area is larger than the acting force applied to the coating piece when the variable-diameter area is subjected to self-expansion. After the portal shunt covered stent is implanted into a human body, the variable-diameter area is expanded through the balloon when necessary. When the wrapping part is expanded and the expansion force is greater than the yield strength of the wrapping part, accurate expansion to the expansion size of the balloon can be realized, so that the size of the variable-diameter area is within the maximum diameter, and the expanded size can be accurately controlled.

The utility model discloses an improved patient dress for chest surgery, which comprises a patient dress body, a chest strap is arranged at the chest position of the patient dress body, elastic bandages are arranged on the left side and the right side of the chest strap, the elastic bandages are connected with the armpit parts of the patient dress body, shoulder straps are arranged at the left shoulder position and the right shoulder position of the patient dress body, and the shoulder straps are connected with the top of the chest strap. The left front side of the chest strap is provided with a first circular opening and a binding hook-and-loop fastener, and the first circular opening and the binding hook-and-loop fastener are used for placing the electrode slice and fixing the drainage tube respectively. The chest strap is arranged at the chest position of the patient dress body, and the elastic bandage and the shoulder strap on the left side of the chest strap are provided with the first hook-and-loop fastener and the second hook-and-loop fastener respectively, so that the patient dress is convenient to wear, flexible to adjust, convenient to play a fixing role and suitable for patients with chest operations and rib fractures; the first round opening and the fastening hook-and-loop fastener are arranged on the left front side of the chest strap and used for placing the electrode slice and fixing the drainage tube, operation, nursing and checking of medical staff are facilitated, and the chest strap is suitable for popularization.

The utility model discloses a catheter fixing device and a medical equipment system, and belongs to the field of medical equipment. The catheter fixing device comprises a sticking piece and a fixing seat, the pasting piece is provided with a pasting face, the pasting face is used for being pasted to the body of a patient, the fixing base is rotationally connected to the pasting piece, and the fixing base is provided with a fixing part used for fixing a catheter. The fixing seat is rotatably connected to the bonding piece, and the fixing part of the fixing seat can fix the catheter, so that in practical application, once the catheter is fixed on the fixing part, even if the body position of a patient is changed, the fixing seat can rotate relative to the bonding piece, and the catheter can be ensured to be always in a relatively straight state; the problem that the catheter is bent is avoided, namely the problem that drainage of the catheter is not smooth due to the fact that the catheter is bent is avoided, and therefore the comfort of a patient can be improved.

The utility model discloses a hospital gown for a patient with an indwelling catheter. The hospital gown comprises a trouser body. An opening is formed in the position, corresponding to the root of the thigh, of the outer side of any trouser leg of the trouser body, and the opening can be opened and closed through a first connecting piece; a urine bag storage bag is arranged corresponding to the lower portion of the trouser leg, an observation opening is formed in the urine bag storage bag, and a through hole is formed in the bottom of the urine bag storage bag. A urine tube fixing part is arranged between the opening and the urine bag storage bag corresponding to the trouser legs, the urine tube fixing part comprises a bottom piece and a cover piece, the bottom piece is fixedly connected with the trouser legs, the cover piece can be folded along one side of the bottom piece and is connected with the bottom piece through a second connecting piece, and a plurality of limiting belts are arranged on the bottom piece in a staggered mode in the length direction; connecting parts are correspondingly arranged in the middles of the trouser legs, so that the trouser legs can be detached. The hospital gown is simple in structure and convenient to use, the urine bag and the indwelling catheter can be placed in a matched mode, and the urine catheter can be prevented from being folded and urine can be prevented from flowing back in the using process.

The invention discloses a four-force-arm multi-track strength training device which comprises a rack. The four adjusting assemblies are arranged on the periphery of the rack respectively, and each adjusting assembly comprises an adjusting seat and an output rod which are rotationally connected in sequence in the horizontal direction and the vertical direction respectively; the four stretching parts are connected with the adjusting assemblies in a one-to-one correspondence mode and comprise pulling blocks connected to the outer sides of the output rods; each resistance output module comprises a load motor, a transmission chain, a connecting block, a movable pulley and a steel wire rope which are connected in sequence, the connecting block is fixed to one side of the transmission chain, the middle of the steel wire rope is wound around the movable pulley, and the two ends of the steel wire rope are connected to the stretching parts on the upper side and the lower side respectively; the load motor can output load force, and the pulling block is suitable for being pulled outwards. The load motor is in transmission connection with the transmission chain and used for driving the transmission chain to reset. Through four independent adjustable force arms and an optimized power transmission system, diversified motion tracks and stable resistance output are provided.

The utility model discloses a length-adjustable catheter fixing patch which comprises a fixing patch body. The upper surface of the fixing patch body is provided with a fixing buckle and a catheter channel; the fixing buckles are connected to the middles of the upper end and the lower end of the fixing patch body respectively, the catheter channel comprises a vertically-arranged main catheter channel and auxiliary catheter channels located on the two sides of the main catheter channel, and the auxiliary catheter channels are of a semicircular structure, are sequentially and alternately arranged from top to bottom and are communicated with the main catheter channel. A pad for preventing pressure sores is also arranged at the joint of the fixing patch body and the fixing buckle positioned at the lower end of the fixing patch body; the lower surface of the fixing paster body is a bonding surface, and the bonding surface is covered with a protective film. The catheter fixing patch has the advantages that the catheter fixing patch can be properly adjusted according to the excessive length of a catheter, the phenomenon that the catheter is folded due to the fact that the catheter is too long is avoided, the catheter fixing patch is arranged in a more humanized mode, the catheter is better fixed, displacement is not prone to occurring, the catheter is prevented from squeezing the skin of a patient, pressure sores are prevented, and the catheter fixing patch is worthy of application and popularization.

The utility model belongs to tooling cloth arrangement device technical field, concretely relates to tooling cloth arrangement device, including motor, be provided with gear shaft on the motor, the inside of gear shaft is provided with thread groove, the inside of thread groove is connected with screw rod through screw thread, the left -hand end fixed connection of screw rod has the rotary block, gear shaft outside contact has the connecting piece, the inside of connecting piece contacts screw rod, connecting piece and rotary block contact, the outside of connecting piece is provided with limit mechanism, the inside of motor is provided with heat dissipation mechanism. The utility model through design motor and gear shaft, start motor, motor drive gear shaft rotation, realize the action of cloth winding, and can satisfy automatic cloth arrangement, further prevent cloth edge to produce folding, prevent cloth service life to shorten.

This utility model relates to the field of tire forming equipment technology, specifically to a device for reducing the incidence of tire sidewall suspension buckling and folding. It includes two symmetrically arranged clamping assemblies, each comprising a mounting bracket. One end of the mounting bracket has a central shaft vertically mounted on it. A first ball bearing is fitted onto the central shaft, and a flexing arm roller is fitted onto the outer periphery of the first ball bearing. The mounting bracket has two flexing arms symmetrically arranged along its length, with the two flexing arms located on one side of the flexing arm roller. A plurality of second ball bearings are fitted onto the shafts of the two flexing arms. The device provided by this utility model for reducing the incidence of tire sidewall suspension buckling and folding can solve the problem of existing flexing arms easily causing tire sidewall suspension buckling and folding.

The utility model provides a disposable visual guiding bougie for a difficult glottis upper airway trachea cannula. The disposable visual guiding bougie for the trachea cannula of the upper airway of the difficult glottis comprises a first PVC (polyvinyl chloride) hose; one end of the second PVC hose is fixedly connected with the first PVC hose; the aluminum inner core is fixed to the interior of the first PVC hose body; a rubber sleeve is installed on the side wall of the connector, a clamping groove is formed in the aluminum inner core, the rubber sleeve is clamped in the clamping groove, and a camera and an illuminating lamp are installed on the side wall of the connector. The disposable visual guiding bougie for the difficult upper glottis airway trachea cannula solves the problems that in the existing difficult airway treatment technology, the length of a trachea cannula guide wire is insufficient, a bronchofiberscope is too soft, a hard endoscope is too thick, the visual field is poor when airway bleeding occurs, and an existing guide wire is integrally soft, not partitioned in hardness and not moderate. And a solution is provided for complicated and difficult airway intubation that the glottis cannot be positioned and the trachea is broken.

The utility model provides a kind of foldable guide rod device, including middle guide rod welding, and the left and right sides of middle guide rod welding are equipped with hose and side guide rod, and one end of hose is hinged with middle guide rod welding through first hinged shaft, and hose can rotate up and down relative to middle guide rod welding around first hinged shaft, and the other end of hose is hinged with side guide rod through second hinged shaft, and side guide rod can rotate up and down relative to hose around second hinged shaft;Side guide rod downside is also fixed with mounting support assembly.Adopting the utility model, by setting hose between middle guide rod welding and side guide rod, hose can be curved with the folding of cutting table, avoid hard contact and structural interference;At the same time, the hinged structure of hose two ends reliably releases deformation stress, avoids the folding situation of hose, guarantees the service life of hose.

The device comprises a steel pipe, the steel pipe is located in an anchor cable drill hole, a plurality of short pipes are arranged at the starting end of the steel pipe and communicate with the steel pipe, steel plates are further arranged on the outer surface of the steel pipe and located on the inner sides of the short pipes, and the short pipes are symmetrically distributed along the center line of the steel plates. The device has the beneficial effects that the tail end of the steel pipe is arranged to be in the wedge shape, so that the steel pipe is conveniently embedded in the anchor cable drill hole, the steel pipe is arranged on the outer side of the anchor cable in a sleeving mode, the axis of the anchor cable coincides with the axis of the steel pipe, the anchor cable cannot generate angle deflection after penetrating out of the steel pipe, and it is guaranteed that the axial tensioning force cannot be reduced when applied.

The invention provides a roll core and a battery, the roll core comprises a positive plate, a diaphragm and a negative plate, the negative plate comprises a negative current collector and a negative active material layer; the roll core and the negative plate meet the relational expression that (a + b) * ab + (cd) < 2 > is greater than 2.2; the negative plate comprises a double-fabric area and an empty foil area; the empty foil area is positioned on the first fold of the negative plate; or, the negative plate comprises a double-fabric area, a single-fabric area and an empty foil area, and the single-fabric area is located at the second fold of the negative plate; or, the single fabric areas are positioned on the second fold and the third fold of the negative plate, and the gummed paper is arranged on one side, deviating from the positive plate, of the second single fabric area positioned on the second fold of the negative plate; according to the invention, the length, width and thickness of the roll core, the thickness of the negative electrode current collector and the compaction density of the negative electrode active material layer are set and calculated, and when (a + b) * ab + (cd) < 2 > is greater than 2.2, by adopting the three methods, the negative electrode plate can be prevented from being folded during hot pressing of the roll core, so that the safe use performance of the battery is improved.

The utility model provides a pole piece and a rolling device. The pole piece comprises a pole piece main body area and a tab area, the tab area is located on at least one side of the pole piece main body area, the tab area comprises a first area and a second area, the second area is connected with the pole piece main body area, the first area is provided with a first embossed structure, and the pole piece main body area comprises a third area adjacent to the second area. The second area and the third area are provided with second embossed structures, and the first embossed structures and the second embossed structures are the same or different. According to the utility model, the problem that the tab area is easy to fold in the prior art is solved.

The medical catheter comprises an inner cannula and an outer cannula, the inner cannula comprises a non-reducing section, a first transition section and a reducing section which are sequentially connected, the outer diameter of the reducing section is smaller than that of the non-reducing section, and the first transition section is in transition connection with the reducing section and the non-reducing section; the outer sleeve comprises a non-flaring section, a second transition section and a flaring section which are connected in sequence, the inner diameter of the flaring section is increased relative to the inner diameter of the non-flaring section, the second transition section is in transition connection with the flaring section and the non-flaring section, the flaring section is sleeved outside the reducing section, and the outer diameter of the outer sleeve is equal to the outer diameter of the non-reducing section. Effective transition of a butt-joint area can be smoothly achieved, the butt-joint position of the inner cannula and the outer cannula is free of protrusions, smoothness of the butt-joint area in the pushing and using process is improved, conduction of movement and impedance force is reduced, the medical catheter can smoothly pass through a corner and a lesion position, and the medical catheter is prevented from being folded.