11results about How to "Won't slip off" patented technology

An inner cavity of a sheath tube and an inner cavity of a large head portion are communicated, an air bag is arranged on the outer side face of the front end portion of the sheath tube, a medical felt tube sleeve is sleeved on the sheath tube, a section of light tube is reserved between the medical felt tube sleeve and the air bag, a section of external threads is arranged on the rear end portion of the sheath tube close to the medical felt tube sleeve, and the external threads are communicated with the air bag. A medical felt gasket and a nut are sequentially arranged on the external thread, a plurality of narrow kerfs which are through front and back are formed in the peripheral side of the nut, a plurality of winding hooks are arranged on the rear side face of the nut, the winding hooks are circularly arranged to form a wire spool, the inner diameter of a base circle where the winding hooks are located is larger than the outer diameter of a base circle of the large head part, and a containing cavity is formed in the large head part. A blood blocking valve is arranged on a base of the containing cavity, an internal thread port is formed in the outer end of the large head portion, and the blood blocking valve blocks the internal thread port. When an artificial heart device is implanted, the heart of a patient does not need to be stopped and cardiac muscle does not need to be cut off, surgical operation is simplified, the surgical process is shortened, and the influence on the heart function of the patient is relieved.

The invention relates to the related technical field of traditional Chinese medicine, in particular to a multifunctional traditional Chinese medicine treatment bed capable of automatically replacing a bed sheet and facilitating treatment, which comprises a treatment bed body, the upper surface of the treatment bed body is fixedly connected with a mattress, the upper surface of the mattress is provided with an automatic replacing mechanism, and the upper surface of the mattress is provided with a temperature adjusting mechanism. A protection mechanism is arranged on the surface of one side of the mattress, and an adjusting mechanism is arranged on the surface of one side of the treatment bed body. According to the traditional Chinese medicine treatment bed, when a user needs to quickly replace a bed sheet and reduce the cleaning workload, the system is particularly convenient to operate, once the bed sheet is used up, a motor can be quickly started, a winding drum is driven to rotate through a rotating shaft, and the surface of the winding drum is covered with a viscous material, so that the disposable bed sheet can be tightly adhered to the winding drum; the disposable bed sheet is prevented from sliding or wrinkling in the rolling process, and the disposable bed sheet is gradually rolled along with rotation of the rolling cylinder.

This utility model provides an extrusion molding machine for tote bags, relating to the technical field of extrusion molding machines for tote bags. The utility model includes an extruder, a cooling rack, and a molding machine. One end of the extruder is fixedly connected to an outlet, and a fan duct is installed at the top of the outlet. A cutter is installed at the top of the molding machine. A cooling rack is installed on the side of the extruder, and a take-up roller is installed on the side of the cooling rack. A cooling device is installed on the surface of the cooling rack. The cooling device includes a rectangular plate fixedly connected to the side of the cooling rack, an air ring fixedly connected to the side of the rectangular plate, an air pump fixedly connected to the bottom of the air ring, a through groove on the inner wall of the air ring, and an adjusting ring rotatably connected inside the air ring. A through groove is also installed on the side of the adjusting ring. This utility model solves the problem of inconvenient cooling of extruded films.

The utility model provides an anti-falling device for an oxyhemoglobin saturation clip. The anti-falling device comprises a buckle, a base and a cylindrical part, a buckling part is arranged at one end of the buckle, a connecting part is arranged at the other end of the buckle, a first protruding block is arranged on the inner side wall of the buckling part, a connecting block is arranged at the free end of the buckling part, and a through hole is formed in the connecting part in a penetrating mode. The base comprises a U-shaped body part, a fixing part arranged on the top face of one side of the U-shaped body part and a second protruding block arranged on the outer side face of the other side of the U-shaped body part, and the fixing part is provided with a cylindrical through hole penetrating through the middle. And the cylindrical piece is rotatably inserted into the through hole and the cylindrical through hole. During use, the buckle is rotated upwards to enable the U-shaped main body part to be completely opened, after the U-shaped main body part is completely opened, the finger sleeved with the detection clamp is placed in the U-shaped main body part, after the finger is placed, the buckle is rotated downwards to enable the first protruding block to be buckled to the lower portion of the second protruding block, and the detection clamp is fixed. That is to say, the blood oxygen saturation degree clamp anti-falling device can fix the detection clamp, enables the detection clamp to be worn stably, and does not fall off when a patient sleeps.

The invention discloses a mounting and fixing structure for a tail gas adsorption device and the tail gas adsorption device, and relates to the technical field of automobile parts. The tail gas adsorber comprises a tail gas adsorber body, a pipeline installation structure is arranged on the peripheral side of the tail gas adsorber body, the pipeline installation structure is used for installing and fixing the tail gas adsorber body to the tail of an automobile and an exhaust pipe, and the pipeline installation structure comprises two screw connection pipes which are in screw connection with the two ends of the tail gas adsorber body correspondingly; a folding corrugated pipe is fixedly mounted at one end, far away from the tail gas adsorber body, of each screw joint pipe. By arranging the pipeline mounting structure, the elastic cloth pipe is made of the airtight elastic material, so that the elastic cloth pipe can elastically deform according to the appearance of the exhaust pipe, the pipeline mounting structure can adapt to most types of exhaust pipes on the market, and various different types of connecting fittings do not need to be manufactured; and the production, purchase and installation processes of the structure are simplified.

The utility model discloses an electric broken screw extractor, which relates to the field of mechanical engineering and is used for improving the efficiency and the safety of extracting a broken bolt and reducing the labor intensity of an operator. The equipment comprises a shell with a control button, and a battery and a motor are arranged in the shell. And the shaft end of the motor is connected with a sleeve head provided with a hexagonal clamp spring through a universal joint. And a magnet is arranged at the bottom of the sleeve head to enhance the adsorption force with the bolt. And the movable vibration block is arranged on the motor shaft and is matched with the fixed vibration block on the fixed plate to generate impact force, so that the adhesion between the bolt and the thread caused by corrosion or excessive fastening is effectively broken. According to the design, the tool can be flexibly operated at a narrow angle or an inconvenient angle through the use of an electric motor and the universal joint, meanwhile, torque output is accurately controlled, and damage to a bolt or surrounding materials is avoided. Compared with a traditional manual tool, the electric broken wire extractor has the remarkable advantages in the aspects of operation convenience, efficiency and safety.

This utility model relates to the field of medical device technology, specifically a postoperative prone device for ophthalmic surgery. It includes a mattress and a head support assembly. The mattress comprises a main body and three detachably mounted first, second, and third pads. Each of the main, first, second, and third pads has an inflation / deflation assembly on its side. The head support assembly includes an adjustable bracket and a prone pillow. The adjustable bracket is placed at the head of the main body, and the prone pillow is detachably mounted on the adjustable bracket and is tilted. The prone pillow has a notch facing the main body. This postoperative prone device for ophthalmic surgery maintains the main, first, second, and third pads in a suitable inflation state, and the air volume of the first, second, and third pads can be adjusted as needed. Obese patients can also adjust the angle of the prone pillow themselves, providing support and fixation for their heads.

This invention provides a vacuum composite LNG cryogenic pipeline, comprising four functional layers from the inside out: an inner composite pipeline layer, a vacuum layer, an outer composite pipeline layer, and an outer sheath layer. The inner composite pipeline layer consists of an inner spiral wire layer, a sealing layer, a braided layer, another sealing layer, and an outer spiral wire layer, arranged sequentially from the inside out. The vacuum layer is formed by an annular area between the inner and outer composite pipeline layers, supported by an insulating gasket ring, providing vacuum insulation. The outer composite pipeline layer consists of inner and outer spiral wire layers as its innermost and outermost layers, a sealing layer as its second layer, and a braided layer as its third layer. The outer sheath layer comprises an outer sheath. This invention offers superior bending flexibility and low bending stiffness, making it less prone to fatigue damage under external tensile and bending cyclic loads. It also provides excellent insulation, more rational stress transmission in cryogenic pipelines, and a wider range of applications.

The present invention discloses a wireless charging mobile phone stand, comprising a universal ball fixing clamp assembly, a universal ball fixing knob, a rear shell, a face shell, a circuit board assembly, a partition, a wireless charging coil assembly, a cardboard located outside the face shell, which passes through a light-transmitting cap and sequentially penetrates into the through hole set in the center of the cardboard, the face shell, the wireless charging coil assembly, the partition, and the circuit board assembly, and is hooked in the through hole of the circuit board assembly. The back of the cardboard is provided with a plurality of buckles, which are inserted into matching slots on the face shell, and the middle of the cardboard is a regular octagonal opening. A finger ring buckle comprises a fixing buckle, a rubber gasket, a T-shaped buckle, a finger ring buckle, a buckle seat, and a fixing plug. The fixing buckle is sequentially inserted into the rubber gasket, the T-shaped buckle, and the through hole in the center of the buckle seat, and is hooked in the circular depression in the center of the outer side of the buckle seat. The main body of the T-shaped buckle is a regular octagonal cylinder, with a circle of rotation limiting teeth inside, and an arc-shaped finger ring tooth groove is provided near the hook hole. The scheme has a simple structure, convenient production, low cost, and multiple functions.

A plurality of grooves are formed in the round vertical face of a bomb barrel, and the grooves are of a 360-degree annular structure and are perpendicular to the extending direction of the bomb barrel; two handle structures for taking the fire extinguishing bomb are arranged on the bomb tail; according to the fire extinguishing bomb, the handle structure capable of being buckled with the hand is arranged at the bomb tail, so that the effects of being convenient to take, transfer and install are achieved, the lock plate is arranged at the hand holding structure, when the fire extinguishing bomb needs to be taken and installed, the lock plate can be opened to facilitate taking and transferring, and after installation is completed, the locking male head and the locking female head of the lock plate are connected and buckled; and the lock plate covers and seals the empty groove, so that turbulent flow caused by the empty groove in the falling process of the fire extinguishing bomb is avoided, and the influence on the projection accuracy of the fire extinguishing bomb is avoided.