11results about How to "Open to save effort" patented technology

The invention relates to the technical field of valves, and discloses an ultralow-temperature LNG top-mounted hard sealing floating ball valve which comprises a valve body, a valve rod and a valve ball arranged in the valve body, a mounting seat is arranged at the top of the valve body, the valve rod penetrates through the mounting seat, an adjusting seat is fixedly mounted at the bottom end of the valve rod, a mounting cavity is formed in the inner side of the valve body, and the valve ball is arranged in the mounting cavity. The valve ball is movably arranged in the mounting cavity, a sliding groove is formed in the top end of the valve ball, and the adjusting seat is slidably arranged in the sliding groove; through the arrangement of the adjusting assembly, when the valve is opened, the adjusting assembly can drive the adjusting block to move, so that the adjusting block pushes the valve ball to move in the direction away from the valve seat, the valve ball is separated from the valve seat, the valve ball does not make contact with the valve seat when starting to rotate, and the friction force generated when the valve ball rotates is reduced; and relative friction between the valve ball and the valve seat is avoided, so that abrasion between the valve seat and the valve ball is reduced, and the service life of the valve ball and the service life of the valve seat are remarkably prolonged.

The invention relates to the technical field of building doors, and discloses a steel magnetic suspension heat-insulation bulletproof sliding door system which comprises a heat-insulation polyamide door frame and a heat-insulation polyamide door frame installed on the ground. The sliding assembly is pre-embedded in the position, between the heat insulation polyamide door frames, on the ground; the door leaf is arranged on the sliding assembly and located in the heat insulation polyamide door frame; the sliding assembly comprises a water collecting tank body, two lower sliding tank bodies and a permanent magnet magnetic stainless steel rail, under the condition that no electric energy is used, when the door leaf needs to be moved, the door leaf is pushed to move through the handle controller, the door leaf drives the magnetic suspension movement device to move on the outer side of the permanent magnet magnetic stainless steel rail through the connecting beam, and the magnetic suspension movement device moves on the outer side of the permanent magnet magnetic stainless steel rail; the door leaf gets rid of the weight of the door leaf, the door leaf floats in the air and slides without friction, the door leaf is opened and closed in a more labor-saving mode, a user can push the door body to move with small force, and the door is convenient to use and practical.

The invention relates to the technical field of valves, in particular to a hard sealing high-pressure-resistant valve structure which comprises a valve body, an upper cover, an upper shell and a valve element. A vertically-through balance hole is formed in the valve element, the opening and closing assembly is installed in the valve element, the lower end of the screw is rotationally connected with the valve element, the torque limiting connector is concentrically connected with the lower end of the screw, and the torque limiting connector drives the opening and closing assembly to close or open the balance hole. The threaded block assembly is installed in the middle of the upper cover, the middle of the screw is rotationally connected with the threaded block assembly in a threaded mode, the upper end of the screw is concentrically connected with the lower end of the driving shaft through the coupler, the upper end of the driving shaft penetrates through the sealing assembly on the upper portion of the upper shell and extends out of the upper portion of the upper shell, and the hand wheel is installed at the upper end of the driving shaft. The pressure above and below the valve element is balanced through the balance hole, so that the valve element is opened in a more labor-saving manner, the impact force on a downstream pipeline is reduced, and the high pressure resistance and the sealing performance are good.

The present invention discloses an immersion-disinfection filter element air purifier with quick-release and quick-installation, which relates to the technical field of air purifiers and comprises a filter body and a power connection line, and also comprises: a quick-release installation mechanism, a detection and protection mechanism and an immersion-type filter element mechanism. By setting the detection and protection mechanism, it is avoided to perform potentially dangerous maintenance or operation in a live state, thereby improving the safety during maintenance. At the same time, by storing the power connection line and fixing the sliding cover with the quick-release installation mechanism, since the power connection line plug in the prior art is larger than the diameter of the power connection line body, after the power connection line is stored in the storage groove, the power connection line is blocked by the movable sleeve and cannot be separated from the storage groove, thereby avoiding the problem of the power connection line being placed arbitrarily, preventing the phenomenon that someone nearby mistakenly plugs the power connection line back into the power supply, and further improving the safety.

This utility model relates to the field of turnover box technology, and more particularly to a tobacco-specific raw tobacco leaf recycling turnover box, including components such as long side plates. Long and short side plates are alternately connected. Outer flaps are connected to the upper and lower sides of the long side plates, and inner flaps are connected to the upper and lower sides of the short side plates. The long side plates, short side plates, outer flaps, and inner flaps are integrally formed and assembled into a box body using folding and seamless welding techniques. A first connecting piece is symmetrically connected to one side of the inner flap, and a rotating disc is symmetrically rotatably connected to the outer flap. This utility model includes components such as a rotating disc, male and female hook and loop fasteners. When the turnover box is not full of tobacco and needs to be temporarily closed, the rotating disc can be rotated using the rotating components, thereby reducing the contact area between the male and female hook and loop fasteners. This achieves basic fixation, preventing debris from entering, and makes it easier to open when adding tobacco next time, thus considering practicality in different scenarios.

The utility model discloses a disposable stomach tube imbedding bag which comprises a first sealing part and a disposable package, a hot melting tooth hole is formed in the top end of the first sealing part, a second sealing part is arranged at the top end of the hot melting tooth hole, tearing-assisting notches are formed in the left end and the right end of the hot melting tooth hole, and the disposable package is arranged in the second sealing part. Tearing assisting parts are arranged on the outer walls of the front side and the rear side of the first sealing part, and the tearing assisting parts are made of silica gel materials. Compared with an existing stomach tube imbedding bag, the disposable stomach tube imbedding bag is provided with a convenient tearing assisting mechanism, medical staff can be assisted to open the device in a rapid and labor-saving mode, the situation that the device is difficult to open due to the fact that the hand strength of the medical staff is small, the hand is wet and slippery is avoided, the use convenience of the device is improved, and the practicability of the disposable stomach tube imbedding bag is improved. Meanwhile, the device is provided with an information filling mechanism, medical staff can fill information of patients, information of attending doctors and the like on the device, and therefore the situation that the medical staff take wrong toolkits is avoided, and a hospital can manage consumables conveniently.

The utility model discloses a kind of for plastic material crushing plastic pulverizer, belong to plastic crushing equipment technical field, the pulverizer includes lower machine body, pivotally connected upper machine body, and the crushing mechanism of being arranged in the crushing cavity enclosed by both, opening and closing mechanism driven by oil cylinder is arranged to drive upper machine body to overturn and open, and upper and lower locking pieces are arranged on upper and lower machine body by bolt fastening.The utility model aims at the problem that pulverizer in prior art is difficult to open, is tedious and time-consuming and is time-consuming and laborious when cleaning, replacing cutter and screen, through the design that opening and closing and locking are separated, the safety, quick opening and closing of crushing cavity are realized, the convenience and efficiency of equipment maintenance are greatly improved, worker labor intensity is reduced, and independent locking mechanism ensures that equipment is structurally stable and safe in operation in high-strength crushing operation.

The utility model discloses a dust-proof industrial personal computer case convenient to disassemble and assemble, and particularly relates to the technical field of industrial personal computers, the dust-proof industrial personal computer case comprises an industrial personal computer case main body with an opening at the top, two sides of the industrial personal computer case main body are provided with dust-proof filter screens, and the top of the industrial personal computer case main body is provided with a pair of top plates; each top plate and the industrial personal computer case body are each provided with a rotating springback assembly, each rotating springback assembly comprises a pair of fixing blocks, the fixing blocks are fixedly connected to the outer surface of the industrial personal computer case body, rotating rods are rotationally connected to the fixing blocks, supporting blocks are fixedly connected to the rotating rods, the supporting blocks are fixedly connected to the top plates, the rotating rods are sleeved with torsional springs, and the torsional springs are fixedly connected to the supporting blocks. The two ends of the torsional spring are fixedly connected to the opposite faces of the fixing block and the supporting block correspondingly, and the two sides of each top plate are fixedly connected with positioning blocks correspondingly. According to the utility model, the technical problems that the industrial personal computer case needs to be disassembled and assembled with the help of a professional disassembling tool, and the use loss is easily caused due to the use of more fasteners are solved.

This application discloses a face cream jar, belonging to the field of cosmetic packaging. The face cream jar includes a bottle body and a cap screwed to the top of the bottle body. An inner cap is provided at the port of the bottle body. A through hole is provided on the cap for inserting the inner cap. An upper cap connected to the inner cap is hinged to the end of the cap away from the bottle body. An insert plate is fixedly connected to the side of the upper cap away from its hinge. Multiple first inclined plates are fixedly connected at equal intervals along the vertical direction on the inner side of the insert plate. A first groove for fitting the insert plate is provided on the cap body. Multiple second inclined plates for fitting the first inclined plates are fixedly connected at equal intervals along the vertical direction in the first groove. By providing a through hole in the cap body and hinged an upper cap connected to the inner cap, the structure is simple and easy to operate. It can quickly open and close the inner cap, and when closed, it can ensure the sealing and stability between the upper cap and the cap body, effectively preventing the face cream from being contaminated by the outside world and improving the user experience.

The zero-torsion rotating shaft device comprises a rotating shaft body, the rotating shaft body is sleeved with a torsion spring, one end of the torsion spring is fixedly installed on a rotating shaft of the rotating shaft body, and the other side of the torsion spring is pre-pressed on a sheet metal part of the rotating shaft body; the torsional spring provides initial torsion in the opening direction of the rotating shaft, and the initial torsion is equal to friction torsion of the rotating shaft, so that the rotating shaft does not need to overcome friction force in the opening process; the torsion spring provides residual torsion in the closing direction of the rotating shaft, and the residual torsion is used for providing descending resistance for a load connected with the rotating shaft. The rotary shaft has the advantages that the torsion spring is arranged in the hollow shaft part of the rotary shaft body, so that the occupation of external space is greatly reduced, and the light and thin design of electronic equipment is favorably realized.

The utility model discloses an assistance type quick-opening manhole device which comprises a fixing ring, a manhole cover and an assistance type hinge assembly, the fixing ring is connected with the manhole cover through the assistance type hinge assembly and drives the manhole cover to be close to or away from the fixing ring, and the assistance type hinge assembly limits the opening and closing angle of the manhole cover. The power-assisted hinge assembly comprises a mounting part, a power-assisted part and a hinge part, the hinge part is arranged in the middle of the mounting part, the power-assisted part is arranged on the hinge part, one end of the mounting part is connected with the fixing ring, the other end of the mounting part is connected with the manhole cover, and the power-assisted part is connected with the fixing ring and the manhole cover and drives the manhole cover to be away from the fixing ring. The utility model provides the power-assisted quick-opening manhole device which is reliable in structure, convenient to install, convenient to overhaul and more labor-saving, and provides assistance during opening and closing.