36results about How to "Avoid no reset" patented technology

The invention discloses continuous casting equipment, and particularly relates to a pouring-type casting platform of a continuous casting machine for the production of copper alloy and aluminum alloy pole stocks used by electricians. The pouring-type casting platform comprises a pouring box (1) and a supporting platform (2), wherein one end of the supporting platform (2) is hinged with a linear drive mechanism and rotates around a hinge point (24) along with the linear drive mechanism; the supporting platform (2) is provided with a middle platform of which one end is hinged on a bracket (3), and the middle platform (4) rotates around a hinge point (34) along with an emergency linear drive mechanism; the supporting platform (2) is hinged on the middle platform (4); and the linear drive mechanism is fixed on the middle platform (4). Through emergency actions of the middle platform, the continuous casting machine can prevent the incapability of resetting of the pouring box, avoids safety accidents caused by the overflow of molten metal, and is suitable for the continuous casting production of the copper alloy and the aluminum alloy pole stocks used by the electricians.

The present invention relates to a door-knob lock transmission mechanism for driving telescopic movement of a latch, the door-knob lock transmission mechanism comprises a drive chip and a transmission plate, the drive chip is provided with a body portion and a top contact portion, the top contact portion is provided with a transmission surface and a stopper surface, the transmission surface is cambered, the stopper surface is flat, the drive chip rotates around a rotation center to allow the top contact portion to swing between a first position and a second position, the transmission plate is provided with a bump, the bump is provided with a contact surface, when the top contact portion of the drive chip is located at the first position, the transmission surface contacts against the contact surface, the transmission surface pushes the bump of the transmission plate to avoid movement incapability caused by generation of transmission dead spots, and when top contact portion of the drive chip swings to the second position, the stopper face contacts against the contact surface, and the stopper face contacts against the contact surface of the bump to prevent resetting incapability of the drive chip caused by over-rotation of the drive chip.

The invention discloses a rainwater diversion equipment for an urban drainage system. The rainwater diversion equipment comprises a bottom plate, a diversion plate, diversion pipes, a water inlet pipe, a cover plate and a diversion mechanism, wherein the diversion plate is connected to the lower portion of the front side of the bottom plate, the diversion pipes are connected to the left side and the right side of the front side of the bottom plate, the water inlet pipe is connected to the top ends of the two diversion pipes, the front sides of the water inlet pipe and the diversion pipes are detachably connected with the cover plate through bolts, and the diversion mechanism is installed on the bottom plate and used for dividing rainwater. According to the rainwater diversion equipment, the diversion mechanism can be controlled by a remote controller to divert rainwater, and garbage in the water inlet pipe and the diversion pipes can be cleaned by opening the cover plate, so that the garbage can be quickly cleaned, and the time can be further saved; a first gear can be helped to drive a fan-shaped gear to rotate through a power assisting mechanism, and therefore abrasion of the first gear and the fan-shaped gear can be avoided; and impurities can be blocked through a countercurrent protection mechanism, and the situation that an elastic plate cannot be reset due to the fact that the impurities flow into a gap between the elastic plate and the water inlet pipe is avoided.

The invention discloses a friction speed control device for friction sensitivity testing and a control method thereof, belonging to the technical field of energetic material testing. It solves the problem that the friction speed cannot be stably controlled in the existing friction sensitivity test of insensitive explosives. It includes a speed regulating motor, an overrunning centrifugal clutch, a friction plate with a rack, and a guide device for a friction plate with a rack. The output end of the speed regulating motor is connected to one end of the overrunning centrifugal clutch, and the connecting shaft at the other end A gear is installed, and the gear is meshed with the friction plate with a rack, the friction plate with a rack is installed in the friction plate guide device with a rack, and the friction plate with a rack is slidingly connected with the friction plate guide device with a rack.

The invention provides an intermittent swinging and conveying mechanism for paper tube drying. The intermittent swinging and conveying mechanism comprises conveying roller sets, fixing rollers, an intermittent swinging assembly, and swinging limiting assemblies, wherein the conveying roller sets are obliquely arranged, and the conveying roller sets comprise a plurality of conveying rollers which are arranged at equal intervals; the fixing rollers are arranged on the lower sides of the conveying roller sets; the intermittent swinging assembly is used for driving the conveying rollers to swing intermittently; and the swinging limiting assemblies are used for limiting the swing of the conveying rollers. According to the intermittent swinging and conveying mechanism, by means of the swing of the conveying rollers, the distance between one conveying roller and the other adjacent conveying roller is reduced, and after a paper tube positioned between the two conveying rollers is lifted, the paper tube can be directly stopped and dried between the next adjacent conveying rollers of the rolling way through the inclination of the conveying roller set; in the rolling process, the contact parts between the paper tube and the conveying rollers are switched, and the technical problem that the paper tube fixed drying is not uniform is solved in the rolling process; and meanwhile, in the wholeconveying process, a driving motor which is used as a conveying power does not need to be shut down, the operation is smooth, and the service life is long.

The invention discloses a tool for opening ring and base body assembly. The tool comprises a base, a driving unit and at least two swing blocks; the two swing blocks are arranged on the base, and arematched with the driving unit; opening rings sleeve the two swing blocks; and the swing blocks are driven through the driving unit to move outwards and to expand the opening rings, so that base bodiesare correspondingly mounted at two connecting ends of the opening rings. The tool for opening ring and base body assembly is simple in structure, reasonable in design and easy to realize; through cooperation between the driving unit and the swing blocks, the opening rings are expanded, and the applied expanding force is uniform, so that the incapability of returning the opening rings due to excessive deformation is effectively prevented; and the traditional pulling of the opening rings by hands is replaced, so that both time and power are saved, the assembly is more convenient and faster, theassembly efficiency is improved, and the production assembly demands are easily met.

The invention belongs to the technical field of meat product storage, in particular to a storage device for meat product processing. The following proposal is now proposed, including a cabinet whose top inner wall is equidistantly fixedly connected with hooks. The present invention is provided with a ventilation assembly, the ventilation assembly includes a ventilation plate, a blower and a ventilation nozzle, and when humidifying the interior of the cabinet, the blower is started, and the blower passes through each ventilation nozzle on the ventilation plate to purify the external air through the air filter. Introduced into the interior of the cabinet, the water mist falling from above will reciprocate in the middle part of the cabinet under the action of the gas, increasing the time of the water mist flowing in the air, thereby improving the humidification effect, and at the same time, the gas is sprayed from the ventilation nozzle During the discharge process, the tapered rod and the circularly distributed uniform slices inside the vent nozzle divide the gas evenly into multiple parts, so that the gas can blow the space at different positions and improve the ventilation effect.

The invention discloses a modular manual ball valve, and belongs to the technical field of ball valves. The modular manual ball valve comprises a valve body, connecting flanges are arranged at the left end and the right end of the valve body, a bottom support is fixedly connected to the bottom face of the valve body, a protective cover with the hollow interior is fixedly connected to the top face of the valve body, a machine cover with the hollow interior is fixedly connected to the top face of the protective cover, and a driven transmission rod is rotationally connected to the front surface of the machine cover; the rear end of the transmission rod penetrates through the machine cover and extends into the machine cover, the front end of the transmission rod is fixedly connected with a hand wheel, a swing device is arranged in the valve body, and a decontamination device is arranged in the valve body. Through the arrangement of the decontamination device, the swing device drives the decontamination device to do reciprocating motion, so that the cleaning plate repeatedly cleans the inner wall of the water through hole, water spots on the inner wall of the water through hole are reduced, the water spots are prevented from blocking the water through hole, and the smoothness of water flow is improved.

The invention relates to the field of teaching training equipment and in particular to an Internet integrated teaching training platform comprising a platform body with a support frame, wherein a closed box is fixedly disposed on the right side of the support frame; the front side plate of the closed box is provided with a put-in opening; a door panel is hinged in the put-in opening; a lock slot is formed in the top wall of the put-in opening; a jack is formed in the door panel; the top wall of the jack is provided with a lock hole; a sealing piece is fixedly disposed in the middle of the lockhole; a first compression spring and an iron block are successively arranged over the sealing piece; the jack matches an insertion post; the insertion post is provided with an insertion slot; a second compression spring and a permanent magnet are successively arranged in the insertion slot from bottom to top; a switch box is fixedly disposed on the back side plate of the closed box; the switch box can be abutted against the insertion post so as to turn on a power supply; a U-shaped gas storage passage is fixedly disposed on the back side plate of the closed box; compressed air is stored in the air storage passage; a piston plate is provided with a column abutted against a main unit power button at a side facing the main unit. The Internet integrated teaching training platform can disconnect the power source when electric equipment on the platform body is not used so as to prevent the electric equipment against electric leakage which may cause electric shock.

The invention discloses connection auxiliary equipment for transmission with a driving belt pulley, and relates to the technical field of driving belt pulleys. The connection auxiliary equipment for transmission with the driving belt pulley comprises a transmission box, wherein a door plate is arranged on the front surface of the transmission box, transmission shafts are rotationally connected to the front side and the rear side of the left surface of the transmission box, and a small belt pulley and a large belt pulley are rotationally connected to the left surface in the transmission box; and the left ends of the two transmission shafts are fixedly connected with the small belt pulley and the large belt pulley correspondingly, the small belt pulley and the large belt pulley are sleeved with a transmission belt, clamping grooves are formed in the upper surface and the lower surface in the small belt pulley and the large belt pulley, a connecting device is arranged in the transmission box, and a fixing device is arranged in the transmission box. Through the arrangement of the connecting device, the driven and driving relation between the large belt pulley and the small belt pulley can be easily adjusted, the adjusting process and steps can be simplified, the adjusting trouble degree is reduced, and the convenience of the device is improved.