10 results about "Ring block" patented technology

The utility model discloses a well hook type anti-falling device which comprises a sewer well, two square grooves are formed in the front side of the sewer well, supporting blocks are arranged in the square grooves, the outer sides of the supporting blocks are fixedly connected with first circular ring blocks, the lower sides of the first circular ring blocks are fixedly connected with rope structures, and the lower sides of the rope structures are fixedly connected with second circular ring blocks. And a plurality of rope structures are arranged, the other ends of the rope structures are fixedly connected with second circular ring blocks, the inner sides of the second circular ring blocks are fixedly connected with anti-falling nets, and a fixing structure is arranged in the square groove. Compared with the prior art, due to the arrangement of the square groove, the supporting block, the first circular ring block, the rope structure, the second circular ring block, the anti-falling net, the fixing structure and the protection pad, people who slip into the sewer well can be conveniently protected against injury, when the anti-falling net needs to be replaced, workers can replace the anti-falling net without the help of tools, time and labor are saved, and convenience and rapidness are achieved.

The utility model relates to a spinning equipment technical field, concretely to a hollow silk spinning equipment, including the shell, be provided with extrusion mechanism on the shell, the extrusion mechanism includes: the input slot, the input slot is set up on the inner wall of shell, the inner wall of shell is fixedly connected with hollow block, the inner wall of hollow block is provided with mixing chamber, the inner wall of hollow block is provided with the hole ring block, the bottom of hollow block is fixedly connected with ring type cylinder, the top of hollow block is fixedly connected with trachea, the inner wall of hollow block is seted up with the air -jet mouth. The utility model discloses the extrusion mechanism is set up, and the two layers of mesh round disc of hole ring block are used to melt forcedly divide into multiple thin small stream bundle and cross confluence, effectively reduce the problem that material distribution is uneven, and nitrogen is injected to the middle part of blank simultaneously through trachea and forms rigid support, prevent high temperature melt from collapsing because of low self -strength, ensure that blank maintains the preset big hollow form.

This application provides a support arm and a medical device. The support arm includes an arm body, a locking pin, and an anti-disengagement ring. The arm body has a connector with a locking groove and a sliding groove. The locking pin is inserted into the locking groove. The anti-disengagement ring has a mating structure. The sliding groove includes at least one first groove segment and at least one second groove segment arranged at an angle, one of which is a locking groove segment. When the mating structure moves within a groove segment other than the locking groove segment, the anti-disengagement ring blocks at least a portion of the locking groove. When the mating structure is located in the locking groove segment, the locking groove is exposed, allowing the locking pin to be inserted into or removed from the locking groove. The support arm provided by this application does not require screws or other fasteners, has a simple assembly method, and avoids the phenomenon of missing fasteners. It has high assembly stability and a high aesthetic appearance. It also reduces the inconvenience of fastener disinfection during disinfection and wiping.

The utility model belongs to the field of medical treatment, and particularly relates to a special drainage nursing device for the hepatobiliary surgery department, which comprises a drainage bag, a drainage tube is fixedly connected to the top end of the drainage bag, a limiting assembly is arranged on the surface of the drainage tube, and the limiting assembly comprises a clamping sleeve sleeved on the surface of the drainage tube. An adjusting assembly is arranged on the surface of the limiting assembly. According to the utility model, the semi-circular ring block is sleeved on the bed edge of a sickbed, at the moment, the two arc-shaped rods abut against the upper side and the lower side of the bed board under the resilience force of the pressure spring, and the clamping sleeve is fixed on the bed edge of the sickbed, so that a drainage bag is stably hung below the bed edge, and a patient is prevented from feeling uncomfortable due to contact with a pin and the like when turning over; when the patient needs to move, the second connecting pipe is rotated to drive the semicircular ring block to be in the horizontal state, the wrist of the arm is sleeved with the semicircular ring block at the moment, the drainage bag does not need to be hung on an upper garment through a pin at the moment, and then the body is prevented from being punctured by the pin accidentally.

The utility model discloses a mechanical sealing device for a bulk-to-container pump, which comprises a shaft sleeve, a gland is arranged on the peripheral side of one end of the shaft sleeve, a static ring and a moving ring are arranged on the inner side of the gland, a push ring is elastically and slidably matched with the peripheral side of the other end of the shaft sleeve, an annular groove is arranged in the gland, and a plurality of convex grooves are arranged on the peripheral side of the static ring. A first ring block is arranged on the inner side of the annular groove, and a second ring block is arranged on the inner side of the annular groove in a sliding fit mode. The second ring block in sliding fit with the inner side of the annular groove can drive the second push blocks to synchronously perform transverse horizontal movement, so that the second push blocks synchronously extrude the first push blocks, and one ends of the first push blocks extend into the convex grooves and are in clamping connection with the convex grooves; the gland and the static ring are fixed, so that the whole mechanical seal is in a container type, the operation is simple, and the occurrence of mechanical seal faults caused by installation errors is reduced.

The utility model relates to the field of hepatobiliary surgery, and discloses a vomit collecting device which comprises a liquid storage shell, a storage groove is formed in the front side of the liquid storage shell, a collecting and storing box is arranged on the bottom face of the liquid storage shell, and a collecting assembly is arranged in the storage groove. The collecting assembly comprises telescopic rods, fixing ring blocks, a vomit collecting cover, a discharging pipeline and a spring type supporting rod, the two telescopic rods are hinged to the inner side wall of the storage groove, the fixing ring blocks are fixedly installed at the telescopic ends of the two telescopic rods, and the vomit collecting cover is fixedly installed on the inner wall faces of the fixing ring blocks. The vomitus collecting cover of the device not only facilitates collection of vomitus of a patient and improves adaptability and flexibility, but also can prevent peculiar smell from diffusing when the vomitus collecting cover is stored, and is convenient to clean, compact and attractive in overall structure and high in practicability.

The utility model belongs to the technical field of flame inoculation, and particularly relates to an anti-bacterial flame and differential pressure inoculation device which comprises an incubator, a feeding pipe fixedly mounted at the top of the incubator, a sealing cover mounted on the feeding pipe in a threaded manner, an annular block sleeved on the peripheral side of the feeding pipe, a combustion groove formed in the top of the annular block, and a sealing cover mounted on the sealing cover, two clamping grooves are formed in the top of the incubator and located at the bottom of the annular block, clamping blocks are fixedly installed at the bottom of the annular block and located in the two clamping grooves, and rubber pads making contact with the inner walls of the clamping grooves are fixedly installed on the clamping blocks; the handle is fixedly installed on the peripheral side of the annular block, a rectangular rod is fixedly installed on the handle, and a sliding groove is formed in one side of the rectangular rod. When a person touches the handle accidentally, the annular block cannot shake, cotton in the combustion groove is prevented from being scattered out, the person does not need to use wet cleaning cloth when the flame is extinguished, and the operation is convenient. And flames can be extinguished without contact, so that potential safety hazards are avoided.

The application discloses an adjustable laser ablation catheter support which is installed on a catheter sleeve and used for adjusting the insertion direction of a catheter body when the catheter body is inserted into a body, and comprises a mounting ring block, a plurality of groups of rotating wheel mechanisms arranged on the inner side of the mounting ring block, the rotating wheel mechanism comprising two sliding mounting plates penetrating through the mounting ring block, a rotating shaft rotating between the mounting plates and a rubber wheel arranged in the middle of the rotating shaft and adhering to the outer wall of the catheter body, an elastic assembly used for driving the rubber wheel to extrude the catheter body, and a positioning assembly used for limiting the rotation of the rotating shaft and the rubber wheel. The application is installed on the outside of the catheter sleeve, utilizes the torsional conductivity of the laser ablation catheter or the endoscope tube wall, and adjusts the insertion direction of the catheter or the endoscope tube in the body by matching the friction control of the rubber wheel, so that the longer laser ablation catheter can be inserted into the body from different angles, the fine operation of hands is not needed, and the application is more suitable for beginners of brain tumor operation.

The guide mechanism for the screw feeder comprises a feeder body, feeding holes are formed in the top of one side of the feeder body at equal intervals, L-shaped plates are installed at the front end and the rear end of the top of one side of the feeder body, and fixing plates are installed at the opposite ends of the two L-shaped plates. A through hole is formed in the top of the fixing plate in a penetrating mode, and a guide assembly is arranged on the inner side of the through hole. The threaded rod is in threaded connection with the second guide pipe, the connecting annular plate can be driven to move up and down through rotation of the threaded rod, then the third guide pipe can be controlled to move up and down, the feeding device can adapt to feeding holes of different heights, the adaptive capacity is high, and practicability is good; and the arranged inclined circular ring block can support the position of the air suction assembly in the prior art, and the problem that an adsorption head of the air suction assembly is possibly damaged due to direct contact with the screw feeding machine is avoided.

The utility model provides a kind of intercepting well, including well body, the outer wall of well body is fixedly installed with the drainage pipe being connected with its inner cavity, the top of well body is fixedly connected with installation ring block, the middle part of installation ring block is provided with the well lid with multiple holes, the inside of well body is provided with intercepting cylinder and intercepting disc, the intercepting cylinder is located the top of intercepting disc and is fixedly connected with it, the circumferential side of intercepting cylinder and the upside of intercepting disc are all provided with multiple drain holes, connecting assembly is arranged between well lid and intercepting cylinder and well body. By adjusting the corresponding relationship of disc and well lid indicating block, it can be individually moved upward and fixed height by bevel clamping block and clamping groove, at this time, well lid is opened to form larger drainage passage, meet short time large amount of drainage demand;When indicating block is oppositely arranged by rotating handle 180 degrees, well lid is firmly connected with intercepting cylinder, can be linked to lift to well body opening, facilitate directly cleaning the dirt in intercepting disc and intercepting cylinder.