288results about How to "There will be no stuck phenomenon" patented technology

The invention discloses a manually-pressed type rotating mop rod. The manually-pressed type rotating mop rod comprises an inner rod body, an outer rod body, a rotating sleeve, a guide shaft core, a rotating guide piece, a blocking portion and a braking portion. The inner rod body and the outer rod body are mutually connected in a sleeved mode. The rotating sleeve is arranged in the inner rod body and the inner wall of the rotating sleeve is provided with a spiral groove. The guide shaft core is arranged in the rotating sleeve, and the upper end of the guide shaft core is fixedly connected with the outer rod body. The rotating guide piece is sleeved at the lower end of the guide shaft core and capable of rotating along the guide shaft core. The blocking portion is arranged at the lower end of the guide shaft core and used for blocking the rotating guide piece from slipping off. The braking portion is capable of preventing the rotating guide piece from rotating. The rotating guide piece is capable of moving vertically in a small distance between the blocking portion and the braking portion. The manually-pressed type rotating mop rod is simple in structure, small in number of components, easy to assemble and high in production efficiency, and dewatering effect is improved greatly, and the phenomenon that a mop head idles can not happen in long-term use.

The invention discloses a sewage sludge reduction dewatering method which is based on a reduction dewaterer. The reduction dewaterer comprises at least one dewatering module, wherein each dewatering module comprises a two-way cylinder (1) and two symmetrically arranged dewatering units (2); each dewatering unit (2) comprises a dewatering shell (2.1), a supporting plate (2.2) and an extrusion plate (2.3); the supporting plate (2.2) is positioned on the outer side of the dewatering shell (2.1); the extrusion plate (2.3) is positioned on the inner side of the dewatering shell (2.1); the dewatering shell (2.1) is provided with a feed port (2.4); the two-way cylinder (1) is provided with two piston rods (1.1); and the two piston rods (1.1) are respectively connected with the extrusion plates (2.3) of the two dewatering units (2). The feed dewatering and extrusion dewatering are carried out at the same time, thereby enhancing the work efficiency. Meanwhile, the feed pressure is ingeniously used for dewatering in the extrusion dewatering process, thereby enhancing the power use effect.

The invention discloses a space robot gripper mechanism, namely an end effector of a mechanical arm, which solves the problems of small gripping range, non-unique locking position, high probability of losing a target during griping and the like existing in the conventional gripper mechanism, greatly simplifies the entire mechanism and also improves the manufacturability. In the mechanism, a palm surface 1, an upper bearing seat 3, a lower bearing seat 4 and a box bottom 7 form a basic frame of the entire mechanism; two finger shafts 9 are arranged in bearing holes between the palm surface 1 and the upper bearing seat 3; two fingers 2 and 5 are fixedly connected with the finger shafts 9; the shaft ends of the two finger shafts are provided with gears 19; a motor 11 and a brake shaft 22 are arranged in through holes between the upper bearing seat 3 and the lower bearing seat 4; the shaft ends of the brake shaft 22 and the motor 11 are provided with gears 21; the gripper box bottom 7 is connected with the bearing seats and an external mechanism through flanges; and a box wall 6 is interconnected with the palm surface 1 and the box bottom 7 to package the entire gripper mechanism. The mechanism has the advantages of compact design, small volume, easiness of machining, convenience in assembly and disassembly and the like.

The invention relates to an intelligent door lock used in outdoor box, and relative locking and unlocking method, wherein said door lock comprises a rotational handle, a read head, a lock pin element and a locking plate; said lock pin element comprises bottom plate, circuit board, driving device, locking pin, lever, button, and pin; said pin is matched to the pin hole of locking plate; the read head is connected to the key to power; the driving device drives the locking pin to lock and release the lever; the button will rotate the lever when the locking pin releases the lever, and the lever will drive the pin to leave the pin hole of locking plate; the motion of lock pin element is powered by key, to avoid failure of power resource or dead lock of circuit board; the driving device is electromagnetic magnet and the locking pin is the movable iron core of electromagnetic magnet, to avoid limiting the movable iron core, when moving; and the lever pin will not be clamped. The invention has simple structure and high reliability.

A swash plate double-headed piston compressor comprises a spindle (8), a swash plate (7), a front cylinder body (1) and a back cylinder body (2); a plurality of piston chambers are arranged between the front cylinder body (1) and the back cylinder body (2), each piston chamber is provided with a double-headed hollow piston (5), the swash plate (7) is arranged on the spindle (8); the compressor is characterized in that the double-headed hollow piston (5) is symmetrically provided with two small hemisphere pits, each small hemisphere pit is internally provided with a small hemisphere (6), the swash plate (7) is inserted into the place between the two small hemispheres (6), and the heights of the two small hemispheres (6) plus the thickness of the swash plate (7) are less than the spherical diameter of the small hemisphere (6); the swash plate (7) is provided with an air pressure support ring slot for compensating and bearing load; the double-headed hollow piston (5) is provided with a piston ring (10) for supporting with diameter being less than that of the inner diameter of the piston chamber; a wear-resistant layer is arranged on the panel where the swash plate (7) is contacted with the small hemisphere (6). The invention has the advantages of simple structure, convenient manufacture and installation, long service life and high efficiency.

The invention discloses a pressing-type self-locking pull head, which comprises a pull head main body, wherein the pull head main body is formed by integrally connecting a lower wing plate, a guide pillar and an upper wing plate; a connecting ring is arranged at the top of the upper wing plate; a self-locking hole is formed in the connecting ring; a pressing-type self-locking mechanism is arranged at the top of the connecting ring; the pressing-type self-locking mechanism is composed of a movable button, a reset spring and a fixed seat; an accommodating cavity is formed in the movable button; a self-locking ejector is arranged in the accommodating cavity; an accommodating groove is formed in the outer sidewall of the movable button, and an elastic clamping block is arranged in the accommodating groove; a mounting through hole is formed in the fixed seat; a first clamping groove, a second clamping groove and an elastic oscillating bar are arranged on the sidewall of the fixed seat; the bottom of the fixed seat is fixedly connected to the connecting ring; the movable button is arranged in the fixed seat; the reset spring is arranged in the accommodating cavity; the bottom of the self-locking ejector freely runs through the self-locking hole; and the bottom of the elastic clamping block is clamped in the first clamping groove. The pressing-type self-locking pull head provided by the invention is simple in structure, convenient to assemble and use and good in self-locking effect.

The invention relates to a self-adaptive drive device of a trackless sliding door and a door with the device. The self-adaptive drive device comprises a base; a motor; a drive shaft, wherein one end of the drive shaft is synchronously connected with a motor rotating shaft in a chain drive, belt drive or engagement manner, and the other end of the drive shaft is synchronously connected with a driven gear; a movable frame, wherein the movable frame has a degree of freedom of movement relative to the base in a plane perpendicular to the rotating axis of the drive shaft, and a guide part above the driven gear is arranged on the movable frame; a gear rack, wherein the gear rack is arranged between the driven gear and the guide part, teeth on the lower surface of the gear rack are engaged with the driven gear and the upper surface of the gear rack is in sliding, rolling or engagement fit with the guide part; a guide mechanism. The self-adaptive drive device of the trackless sliding door and the door with the device have the advantages that the door body can be enabled to automatically adapt to low or uneven parts of the ground and the phenomenon that the drive device is separated or gets stuck during transverse movement of the door body is avoided.

The invention discloses an efficient and deep reduction treatment method for sewage sludge. The method is based on a reduction treatment device, the reduction treatment device comprises at least one dehydration module, each dehydration module comprises a bidirectional oil cylinder (1) and two symmetric dehydration units (2), and each dehydration unit (2) comprises a dehydration barrel (2.1), a supporting plate (2.2) and an extruding plate (2.3). The supporting plates (2.2) are located on the outer sides of the dehydration barrels (2.1), the extruding plates (2.3) are located on the inner sides of the dehydration barrels (2.1), and feeding ports (2.4) are formed in the dehydration barrels (2.1). Each bidirectional oil cylinder (1) is provided with two piston rods (1.1) which are connected with the extruding plates of two corresponding dehydration units (2) respectively. According to the method, feeding dehydration and squeezing dehydration are carried out at the same time, so that work efficiency is improved; meanwhile, the pressure of fed materials is ingeniously utilized for dehydration in the squeezing dehydration process, and therefore the power use effect is improved.

The invention relates to a novel electromagnetic valve component of an electronic jacquard machine, which belongs to the technical field of textile manufacturing machines. The novel electromagnetic valve component comprises a base plate, a panel and clamping plates, wherein the clamping plates are positioned between the base plate and the panel; a driving mechanism, a pulley support structure, a joint quick insertion structure and an electromagnetic valve structure are arranged between the base plate and the clamping plate, between the clamping plate and the clamping plate and between the clamping plate and the panel; the driving mechanism comprises a moving iron and a vertical hook; the moving iron comprises a moving iron metallic body and a moving iron plastic body, and the vertical hook comprises a vertical hook metallic body and a vertical hook plastic body; the pulley support structure comprises a pulley, a pulley support, a pulley shaft and a copper sleeve; the copper sleeve is arranged on the pulley support, and the pulley shaft is inserted in the copper sleeve; the joint quick insertion structure comprises a quick joint, a through hole fixed block and a harness cord; and the electromagnetic valve structure comprises an electromagnet, and the electromagnet and the clamping plates are designed independently. The novel electromagnetic valve component has the advantages of reasonable structure design, convenient mounting and dismounting, wider application range, longer service life, higher stability and shorter production process to save the cost.

The invention relates to the technical field of building doors and windows, in particular to a magnetic repulsion type ball holding rolling door/window. The magnetic repulsion type ball holding rolling door/window comprises a sliding seat arranged inside a door/window frame. Movable fan bodies are arranged on the sliding seat, and ball holding rolling devices are arranged between the sliding seat and the fan bodies. Each ball holding rolling device comprises two ball holding semicircular arms which are oppositely arranged, each ball holding semicircular arm comprises an arc plate with a semicircular cross section, a rolling channel is formed between every two corresponding arc plates, and a plurality of steel balls are arranged in each rolling channel. A plurality of evenly distributed magnet separation blocks are arranged inside each rolling channel. Magnetic poles of opposite sides of every two adjacent magnet separation blocks are the same, and each steel ball is arranged between every two adjacent magnet separation blocks. According to the magnetic repulsion type ball holding rolling door/window, the principle that the magnet separation blocks opposite in magnetism repel is utilized, the multiple magnet separation blocks are arranged in the rolling channels, the structure is simple, the manufacturing cost is low, and the steel balls will not be stuck; besides, each steel ball revolves on its axis instead of rolling, so that the steel balls are not prone to damage, the service life of the steel balls is long, and normal use of the magnetic repulsion type ball holding rolling door/window is guaranteed.

The invention discloses a precise horizontal adjustment device. The precise horizontal adjustment device comprises a first chain, a second chain, a third chain, a fourth chain, a supporting base plate and an adjusting platform, wherein the four chains are uniformly distributed at the periphery of the supporting base plate, three of the four chains are the same, and the other chain is used for positioning a screw rod at a vertical position through a screw rod fixing frame, and the rest structure of the different chain is the same as that of the three chains; through a manual/electric switcher, the horizontal adjustment device can realize horizontal adjustment operation through a manual operation or an electric operation. The precise horizontal adjustment device adopts flexible joint assembly connection, so that a stuck phenomenon in a horizontal adjustment process of the adjusting platform is avoided, worm gears are matched with the ball screw rods to enable the horizontal adjustment process to be more stable and horizontal adjustment accuracy to be higher.

The invention discloses aqueous lubricating liquid for stamping, stretching and forming a cell phone battery shell, a preparation method and an application method thereof. The lubricating liquid comprises the following raw materials: 45# transformer oil, a non-ionic emulsifying agent, aqueous extreme-pressure lubricant, boric acid, an aluminum powder sinking agent, triethanolamine, isopropanolamine, synthetic petroleum sodium sulfonate, a branched chain phosphate aluminum protecting agent, a dicarboxylate based composite anti-rust agent, a butyl ether coupling agent, a hard water resistant agent, a defoaming agent and distilled water; the lubricating liquid is excellent in lubricating performance, anti-rust performance and settling performance, and the lubricating performance, the anti-corrosion performance and the cleaning performance are matched and stabilized for a long time, the antibacterial performance is good and the service life is long, the working liquid can be circularly added, the emission of the waste liquid is reduced, the environment cannot be polluted, and all indexes of 5% of diluent reach or exceed relative indexes of GB6144-2010.

The invention relates to a synchronous powder feeder used for reproducing the laser and comprises an outer shell. An inner core is arranged inside the outer shell. A powder-storing chamber communicated with the inner core is arranged at the upper part of the outer shell and a powder-outlet device communicated with the inner core is arranged at the lower part of the outer shell. A rotating shaft passes through the inner core and is arranged on the outer shell through a bearing and the rotating shaft is connected with a drive electric motor. The upper key of the rotating shaft positioned in the inner core is connected with a powder-feeding roller, the upper end of the powder-feeding roller corresponds to the outlet of the powder-storing chamber, the lower end of the powder-storing chamber corresponds to the inlet of the powder-storing chamber and grooves for holding the powder are evenly distributed on the circumferential surface of the powder-feeding roller. An air vent, which communicates the inner core and the atmosphere, is arranged on the outer shell. The invention has the advantages that: firstly, the operation is stable and reliable and the phenomenon of the shaft gyration kinematic pair of the drive mechanism being interrupted and jammed fails to occur; and secondly, the powder feeding is continuous, even and controllable and a strong adaptability of the powder granularity is available.

The invention provides a pot cover and an electric pressure cooker with the same. The pot cover comprises a cover body and an exhaust device arranged on the cover body, wherein cover teeth are arranged on the cover body; the exhaust device comprises a pressure relief valve, a transmission lever, an exhaust button and a guide structure, wherein the pressure relief valve is arranged on the cover body, and the pressure relief valve has a pressure relief position for enabling the two sides of the cover body to be communicated, and a closed position for isolating the two sides of the cover body; the transmission lever is rotatably arranged on the cover body, and the first end of the transmission lever has a jacking position for jacking the pressure relief valve to relieve pressure and an avoidance position for avoiding the pressure relief valve; the exhaust button is movably arranged on the cover body; the bottom of the exhaust button is provided with a transmission column; the transmissioncolumn is arranged in an avoidance hole of the cover body in a penetrating mode, and the transmission column is used for pressing the second end of the transmission lever; and the guide structure isarranged on the cover body and is arranged around the avoidance hole, so that the movement of the transmission column is guided, and the exhaust button is prevented from being inclined, the side wallof the exhaust button and a surface cover groove cannot be stuck, and the exhaust is normal.

The invention relates to a rivet conveying mechanism of a full-automatic rivet attaching machine. The rivet conveying mechanism of the full-automatic rivet attaching machine mainly solves the problems that the existing rivet conveying mechanism of the full-automatic rivet attaching machine is apt to get stuck by U-shaped rivets and the fault rate is high. The rivet conveying mechanism of the full-automatic rivet attaching machine is characterized in that a wheel disc base (6) is arranged between an upper cover plate (3) and a lower punching head assembly (4), and a plurality of through holes (9) through which the U-shaped rivets can freely pass are equidistantly formed in the peripheral circumference of a conveying wheel disc (8); a rivet falling hole (10) which can only hold one U-shaped rivet is formed in the end of a vibrating bottom plate (102), and the rivet falling hole (10) corresponds to another one through hole (9) in the conveying wheel disc (8) at the same time when a lower rivet hole (7) corresponds to a through hole (9) in the conveying wheel disc (8). The rivet conveying mechanism of the full-automatic rivet attaching machine can better adapt to rivets with different specifications, can prevent or reduce the phenomenon that the rivet conveying mechanism gets stuck by the U-shaped rivets, has the characteristics of low fault rate and convenience in maintenance and operation, can meet the demands of customers and is worthy of being popularized and used.

The electric pencil planer includes motor, transmission mechanism, planing mechanism, feeding mechanism, withdrawal mechanism and reverse rotating mechanism. The motor is connected to the transmission mechanism diving the planing mechanism, and the feeding mechanism also driven with the motor is located in the path for planing the pencil to feed the pencil into the planing mechanism. After the pencil is planed to the preset location, the withdrawal mechanism is triggered to make the motor rotate in reverse direction and the feeding mechanism driven with the inversely motor withdraws the pencil from the planing mechanism. Owing to the feeding mechanism and the withdrawal mechanism, the electric pencil planer has automatic feeding and automatic withdrawal of pencil and high pencil sharpening efficiency.

The invention discloses a vibrating feed combustor, comprising a combustion grate, a feeder, a blower and a controller, wherein the combustion grate comprises a grate enclosure, a first division plate and a second division plate arranged horizontally are arranged in the grate enclosure to divide the space encircled by the grate enclosure into a combustion trough, a combustion trough air flue and a slag receiving chamber, the first division plate is provided with vents, the combustion trough air flue is provided with an air inlet in one side in the horizontal direction, and the blower is communicated with the combustion trough air flue via the air inlet; the feeder is an electric vibrating feeder and comprises a feed pipe, the lower port of the feed pipe is arranged above the combustion trough, a first temperature sensor is arranged in the combustion grate, a second temperature sensor is arranged in a baking room, and the controller is connected with the blower, the electric vibrating feeder, the first temperature sensor and the second temperature sensor and used for controlling the frequency or magnitude of the electric vibrating feeder and the air quantity of the blower according to the temperature in the combustion trough and the difference between the current temperature in the baking room and a preset temperature.

The invention discloses a heat-not-burn electronic cigarette appliance with smoke cartridges capable of automatically popping up. The heat-not-burn electronic cigarette appliance comprises a body, a heating chamber which is arranged in the body and is used for accommodating and heating the smoke cartridge, a battery used for providing heating electric energy for the heating chamber, and an integrated circuit board which is used for integrally controlling a heating circuit. A heating base is fixedly arranged on a bottom side in the heating chamber, a heating part is detachably arranged on the heating base and is used for allowing the smoke cartridge to be inserted and fixed and heating the smoke cartridge, and an attraction part which generates a magnetic field and generates magnetic forcewhen being powered on is arranged at the top of the heating chamber, the heat-not-burn electronic cigarette appliance also comprises a pop-up piece which is arranged on the heating base in a sliding and sleeving mode and used for rapidly moving upwards under the magnetic force of the attraction part and driving the smoke cartridge to pop up, a cover cap which is arranged at an outer end of the heating chamber in a sleeving mode and used for limiting the pop-up piece, and a boosting module which is used for increasing the voltage of the battery to enhance the magnetic force of the attraction piece to the pop-up piece. The smoke cartridge does not need to be manually pulled and inserted or moved out through the control of a supporting cap, and the problems of abrasion, abnormal sound and thelike of smoking set accessories are effectively avoided.

The invention discloses a piston-type electric water heater with a variable-volume inner container. A duplex piston is mounted in the inner container of a water tank of the electric water heater, and divides the inner container of the water tank into two cavities. One cavity is for holding cold water, and the other cavity is for holding hot water, so that the cold water and the hot water can be separated. When water enters the cold water cavity, the piston is pushed to discharge the hot water. Cold-water inlet or hot-water outlet are controlled by two two-position three-way electromagnetic valves positioned in the cavities respectively. The electromagnetic valves are interlocked, and when cold water enters one cavity, and hot water comes out from the other cavity. The length of the inner container of the water tank of the electric water heater is divided into ten equally, eleven reed pipe magnetism-sensitive special switches are mounted at the ten equant positions on the outer wall of the inner container of the water tank, and eleven volume indicators are mounted on a panel of the electric water heater and displayed as numbers of one to eleven. When the piston enters one equant position, the corresponding volume indicator is turned on by the corresponding reed pipe magnetism-sensitive special switch, vice versa, lighting of one volume indicator means that the piston is located at the position.

The invention discloses a strut type shuttle valve comprising a main valve body provided with a first air inlet, a second air inlet and an air outlet, and a main valve plug which can move between a first position and a second position is arranged in the valve cavity of the main valve body; when the main valve plug is arranged on the first position, the first air inlet is communicated with the airoutlet, and the second air inlet is not communicated with the air outlet; when the main valve plug is arranged on the second position, the second air inlet is communicated with the air outlet, and thefirst air inlet is not communicated with the air outlet. Two ends of the main valve body are respectively provided with a thrust device, two thrust devices are respectively connected with two ends ofthe main valve plug, and the thrust devices can push the main valve plug to move. The main valve plug of the shuttle valve with the structure is not directly driven by air inflow from the air inlet,thus avoiding direct shock to the main valve plug by the air inflow; therefore, the stuck phenomenon of the main valve plug can be avoided, and the problem of blow-by gas between air inlets can be effectively solved.