16results about How to "Achieve mechanical locking" patented technology

The invention relates to the technical field of mold changing of injection molding machines, in particular to a rapid mold changing mechanism for injection molding machining and an injection molding machine thereof, and solves the problems that when an injection molding machine mold changing mechanism is used, a new mold can be installed only after an old mold is taken down and placed well, operation is inconvenient, mold positioning is generally not achieved when the mold is installed, and the mold changing efficiency is high. The injection molding machine comprises an injection molding machine mechanism, and two injection molding mold structures are arranged in the injection molding machine mechanism. Mechanical locking of the mold body is achieved by clamping the limiting insertion rods into the limiting grooves, meanwhile, the electromagnet is powered on, a magnetic conductive plate of the mold body is electromagnetically attracted through the electromagnet, electromagnetic locking of the mold body is achieved, the stability of the mold body is improved, and the service life of the mold body is prolonged. And the situation that the mold body is not mounted in place to cause mold slot positions during mold replacement is avoided.

This invention relates to the field of railway vehicle safety protection equipment technology, and discloses a double-sided synchronous clamping reinforcement for the lower door frame of an open wagon. The reinforcement includes a wagon body with a door hinged to it. A door lock is fixedly installed on the front side of the wagon body, fitting against the front side of the door. A fixing mechanism extending to the front side of the wagon body and fitting against the wagon body is provided on the rear side of the wagon body. An adjustment mechanism extending to the left and right sides is provided inside the fixing mechanism, extending to the top of the fixing mechanism. A limiting mechanism extending to the inside of the fixing mechanism and connected to the fixing mechanism is provided on the front side of the fixing mechanism. A clamping mechanism fitting against the front side of the door lock is provided at the top of the adjustment mechanism. This double-sided synchronous clamping reinforcement for the lower door frame of an open wagon, by setting the fixing mechanism, adjustment mechanism, and limiting mechanism, achieves the purpose of adjusting the distance between the two sides according to needs. By setting the clamping mechanism, the clamping end is easily replaceable.

The utility model belongs to the field of logistics equipment, especially relates to a sleeve oil cylinder formula logistics transportation lifting platform, including movable frame, installation column, sliding block, lifting platform body and oil cylinder one etc. Two installation columns are installed on the movable frame along the horizontal distribution of left and right direction, the inside of each installation column is provided with a sliding block, the lifting platform body is installed between two sliding blocks, and each installation column is provided with an oil cylinder one. Through setting self -locking assembly, can automatically lock the gear after the lifting platform body reaches the specified height, makes it keep the meshing state with rack, thereby realizes the mechanical locking of lifting platform body, even in the case of oil cylinder one and oil cylinder two failure, piston rod accidental retraction, can also ensure that the lifting platform body keeps at the set height stably, effectively prevents the sudden drop of lifting platform body because of hydraulic system failure, significantly improves the safety and reliability of equipment operation.

The utility model discloses a wellhead protection structure of underground water monitoring well, including monitoring wellhead stake body, the inside fixed shell of monitoring wellhead stake body has the receiving cavity of the inside sliding of inner shell in the shell, the bottom of both sides of inner shell all is fixed with the sliding block, the both sides wall of shell is through the sliding slot on it with sliding block sliding assembly, to guide inner shell relative shell moves between the unfolding position and the receiving position, the utility model provides a wellhead protection structure of underground water monitoring well, through the sliding fit design of inner shell and shell, makes inner shell can move between the unfolding position and the receiving position. When needing overhauling or operating, can lower inner shell to the receiving position to the operating space of wellhead around is increased significantly, has overcome the defect that the traditional fixed type protection structure is inconvenient to operate, has improved the convenience and efficiency of maintenance operation greatly.

The utility model discloses adjustable length sectional type ribbon, and the utility model discloses a plurality of jack on the ribbon body provides flexible length selection, and the cooperation structure of plug -in rod and jack realizes the mechanical locking of ribbon body, and spring drive plug -in rod automatic insertion jack, need not manual operation to complete locking, and press moving plate can be unlocked, and the operation is simple and quick, after the plug -in rod insertion jack, can effectively prevent the ribbon body to the direction of through -hole no.

This invention belongs to the field of medical device technology, specifically relating to an ocular drug delivery aid with adaptive bottle clamping and positioning functions. It includes a first housing with a pressing port at one end. A fixing block is fixed to one end inside the first housing. First sliding grooves are formed on both sides of the fixing block, and a second sliding groove is fitted inside the first sliding groove. A driving assembly is fitted inside the second sliding groove, comprising a rotating rod, a first gear, and a moving plate. The rotating rod is rotatably connected to the inside of the second sliding groove. This invention achieves adaptive clamping and precise positioning through the weight of the medicine bottle, uses a ratchet and pawl mechanism for mechanical anti-loosening locking to ensure clamping stability, and utilizes an elastic reset structure and an adjustment knob to achieve automatic reset after the medicine bottle is removed, improving operational convenience and device reliability.

This utility model discloses a telescopic boom with lubrication function, including an inner boom, an outer boom, a hydraulic cylinder, a locking assembly, a sliding assembly, a limiting assembly, and an adjusting assembly. The inner boom is telescopically mounted inside the outer boom via the hydraulic cylinder. The locking assembly passes through the inner boom and the outer boom for locking the inner boom and the outer boom. The sliding assembly is located on both sides between the inner boom and the outer boom for lubricating sliding between them. The limiting assembly is located between the inner boom and the outer boom for limiting the extension distance of the inner boom. The adjusting assembly is located on both sides of the outer boom for adjusting the tightness between the inner boom and the outer boom. This utility model effectively improves the lubrication effect of the wear-resistant block, reduces the lubrication cycle, and extends the service life of the wear-resistant block and the guide rail.

The patent relates to the technical field of vehicle seats, in particular to a pneumatic high-lift damping seat, which comprises a seat body, a mounting bottom plate and a height adjusting assembly. The height adjusting assembly comprises an inner cylinder, an outer cylinder, a gas spring, an unlocking handle, a cable, a locking pin, a locking plate, a fixing plate and a support plate. The gas spring is fixed inside the inner cylinder and the outer cylinder. The fixing plate is fixedly connected with the top of the gas spring. The support plate is fixed at the bottom of the inner cylinder. The unlocking handle is rotationally connected with the fixing plate. The locking pin is slidingly connected with the support plate. The locking plate is fixed on the inner wall of the outer cylinder. The locking pin can be inserted into the locking plate through the inner cylinder. The two ends of the cable are respectively connected with the unlocking handle and the locking pin. The unlocking handle is linked with the locking pin through the cable. The height of the seat body can be adjusted by pressing or releasing the pressure, so that the height of the seat body can be adjusted in a large range and quickly. The problem that the height adjusting range of the existing vehicle seat is small and not suitable for special vehicle seats is solved.

The utility model discloses an anticorrosive industrial type cooling tower, including the tower body, the both sides of tower body are equipped with the air inlet, the right side of tower body is equipped with the water pumping subassembly, the inner wall fixed mounting of tower body has the padding layer, the top inner wall fixed mounting of tower body has the fan, the top of tower body is equipped with a set of limit slot, the top of tower body is equipped with the rotating subassembly, the top of tower body is provided with the rain shield, the top of tower body is equipped with the lifting assembly. Through setting rotating subassembly, can drive rain shield complete rotary open -close action, realize the sheltering protection of tower body top, through setting lifting assembly, can realize the mechanical locking of rain shield, through the mutual cooperation of use between rotating subassembly and lifting assembly, and then can be stable fixed on the top of tower body when the rainy weather rain shield, avoid the problem of the swing caused by traditional single -pole support, prevent rain shield and happen distortion deformation because of the wind force, thereby can effectively prevent rainwater from infiltrating tower body inside, improve the corrosion resistance of cooling tower.

The utility model discloses a hydraulic multi-way valve direction adjusting control device which comprises a valve body, one end of the valve body is provided with a feeding port, the two ends of the valve body are provided with a first discharging port and a second discharging port respectively, a valve element is arranged in the valve body, the top of the valve element is fixedly connected with a rotating shaft, the outer side of the rotating shaft is fixedly connected with a disc, and the disc is fixedly connected with the valve element. A plurality of semicircular grooves with equal angles are formed in the bottom of the disc, and a plurality of cylinders are fixedly connected to the outer surface of the valve body. Errors caused by manually changing the angle of the hand wheel can be reduced, so that the control effect is improved, the influence on the working efficiency is reduced, the rotating shaft and the valve element connected to the rotating shaft can be driven to rotate, opening or closing of the valve is achieved, stability and accuracy of rotation are guaranteed, simple numerical value reading and adjusting can be achieved, and the working efficiency is improved. And the operation convenience of the device is improved.

The utility model discloses a pole-mounted vacuum circuit breaker fixing device, and belongs to the technical field of vacuum circuit breaker installation, the pole-mounted vacuum circuit breaker fixing device comprises distribution line poles, a fixing block is arranged between the two distribution line poles, the top of the fixing block is fixedly provided with a vacuum circuit breaker main body, and the fixing block is composed of a bearing plate and two semicircular rings I; the fixing block is arranged to bear the vacuum circuit breaker body, the first semicircular ring and the second semicircular ring are fixedly locked to the outer wall of the power distribution line column through cooperation of the first connecting block, the second connecting block, the clamping block and the fixing bolt, rapid installation and fixation are achieved through the hoop type design, the screw rod is driven to rotate by rotating the screw cover, and the vacuum circuit breaker body is fixed through the screw rod. And by means of threaded fit between the lead screw and the fixing rod, the lead screw can drive the fixing rod to be inserted into the fixing hole in a sliding mode when rotating, mechanical locking is achieved, the stability of the fixing structure is further enhanced, and equipment is prevented from shaking and loosening due to strong wind.

The invention belongs to the technical field of child safety doors, and particularly discloses an automatic reset type infant fence protective door with opening and closing monitoring, which comprises a door frame, a door body, an automatic reset mechanism and a locking monitoring assembly, the door body is rotatably arranged on the door frame; the automatic reset mechanism is arranged at the rotating connection position of the door body and the door frame and used for driving the door body to automatically rotate to the initial closing position after the door body is opened. According to the automatic reset type infant fence protective door with the opening and closing monitoring function, the sliding action of the spring bolt body is linked with on-off of the light path of the U-shaped sensor, real-time automatic monitoring of the locking state is achieved, meanwhile, it is ensured that the door body can be automatically closed after being opened through the automatic reset mechanism, and the safety of the infant is guaranteed. The safety and the reliability of the protective door are improved from the double aspects of a mechanical structure and monitoring logic. The non-contact optical path monitoring can avoid monitoring failure caused by abrasion of parts, and the automatic reset mechanism can eliminate the potential safety hazard that the protective door is forgotten to be closed manually.

The utility model provides a kind of intelligent gas meter with quick installation and disassembly structure, it is related to intelligent gas meter technical field, and it includes: intelligent gas meter, two blocks of limiting insert block are fixedly installed at the bottom end surface of intelligent gas meter, two limiting insertion slots are opened in the front end surface of rear side mounting plate, two limiting insert blocks are respectively slidably inserted with two limiting insertion slots, the utility model intelligent gas meter is slidably inserted with the limiting insertion slot on rear side mounting plate by limiting insert block, and preliminary positioning can be realized, replace traditional bolt nut fixed mode, when limiting insert block and limiting insertion slot are in place, transmission stud is moved by personal insert block, extrusion column extrusion limiting insert column makes it expand and insert locking slot, realize mechanical locking, guarantee the stability of gas meter installation, the problems, such as installation cumbersome time-consuming, loose and lack of anti-professional disassembly design problem of traditional intelligent gas meter installation mode dependent on bolt nut etc. fastener fixed are solved.

This application discloses a photovoltaic connector assembly, belonging to the field of photovoltaic power generation equipment connection technology. It includes a first housing and a second housing, with a connection mechanism between them. The connection mechanism includes two sets of plug rods, each fixedly installed at one end of the second housing, with the two sets of plug rods spaced far apart. A locking block is fixedly installed on one side of each plug rod. A slot matching the two sets of plug rods is provided on one side of the first housing. A slot is provided inside the first housing on one side of the slot, and the locking block is movably engaged with the slot. An outer connecting sleeve is threadedly connected to the outer walls of the first and second housings. This application, through the ingenious structural design of the connection mechanism, achieves mechanical locking between the first and second housings, allowing for easy assembly and disassembly through simple rotation, greatly improving maintenance efficiency and reducing maintenance costs.

The utility model relates to the field of graphene heating sheet, especially graphene heating sheet's electrode connecting structure. The utility model provides such a graphene heating sheet's electrode connecting structure, including protective sleeve, heat insulating plate, lower insulating PI film, graphene heating sheet, upper insulating PI film and heat conducting plate, the heat insulating plate is set up in the bottom of protective sleeve, the lower insulating PI film is set up in the top of heat insulating plate, the graphene heating sheet is set up in the top of lower insulating PI film, the upper insulating PI film is set up in the top of graphene heating sheet, and the heat conducting plate is set up in the top of upper insulating PI film. Through the elastic member rebound and push the slider to move right, the second limit slot on the slider is clamped into the first limit slot of the lower end of the limiting column, realizes mechanical locking, and the upper fixed shell is closely contacted with the lower fixed shell and is fixed, and together constitutes a stable clamping structure, tightly presses the electrode sheet on the conductive expansion layer, and this process can complete reliable electrical and mechanical connection without the aid of other tools, improves the convenience of operation.