30results about How to "Unable to escape" patented technology

The invention discloses a range hood with an oil fume separator. The range hood comprises a hollow range hood shell, wherein an air outlet and an air inlet are respectively formed in the upper end and the lower end of the range hood shell; an air flue communicating the air outlet with the air inlet is formed in the shell; a fan for sucking oil flue is arranged in the air passage. The range hood is characterized in that the oil fume separator is arranged at the air inlet; the fume separator comprises a plurality of rotating shafts rotating due to negative pressure generated by the rotation of the fan; a plurality of condensing sheets rotating together with the rotating shafts are arranged on each rotating shaft; an oil receiving box for receiving oil thrown off the condensing sheets is arranged on the range hood shell. The range hood can effectively realize fume separation, the oil is prevented from entering the interior of the range hood, a motor and an impeller inside the range hood are protected, the performance stability of the range hood is guaranteed, the service life of the range hood is prolonged, and meanwhile the conditions that the oil is easily collected on the wall surface and in the oil flue are greatly reduced.

The invention relates to the technical field of wood door processing, and discloses a waste circulation type wood thermal cutting device. The waste circulation type wood thermal cutting device comprises a rack, a first sliding way and a second sliding way, wherein the first sliding way and the second sliding way are arranged on the rack and are horizontal. A first sliding block is in sliding connection to the first sliding way, a second sliding block is in sliding connection to the second sliding way, a connecting button is fixed to the first sliding block, and a heating device is fixed to thesecond sliding block and is electrically connected with an alloy wire fixedly connected with the connecting button. A second air box is fixed to the end, away from the second sliding block, of the second sliding way, a second piston plate is in sliding connection in the second air box, and a second piston rod is arranged between the second piston plate and the second sliding block. A containing table and a press plate are fixed to the rack. A grinding rod is arranged between the first sliding block and the second sliding block, multiple openings are formed in the side wall of the grinding rod, the second sliding block is provided with an air cavity communicating with the second air box, and one end of the grinding rod is located in the air cavity and fixedly provided with fan blades. Thewaste circulation type wood thermal cutting device is simple in structure, and a carbon layer formed by thermal cutting can be ground and recycled.

The invention provides a pole and a battery cover plate, and relates to the technical field of new energy, the pole comprises a pole main body, the pole main body comprises an outer connecting plate, a connecting column and an inner connecting plate, the outer connecting plate is arranged at the upper end of the connecting column, and the inner connecting plate is arranged at the lower end of the connecting column; a clamping groove is formed between the outer connecting plate and the inner connecting plate, and the clamping groove is formed in the circumferential direction of the connecting column. According to the pole provided by the invention, the clamping groove is formed by the outer connecting plate and the inner connecting plate, and when the battery cover plate main body is subjected to injection molding, the pole is placed in the injection molding cavity, so that the pole and the battery cover plate main body can be firmly fixed together, and the pole and the battery cover plate main body cannot be separated; as the battery cover plate main body is formed by injection molding, the battery cover plate main body is made of an insulating material; compared with the prior art, a sealing ring and the like can be omitted from the battery cover plate main body, so that the cost of the whole battery cover plate is reduced, and the market competitiveness is improved.

The invention discloses an engine lubricating oil anti-wear agent as well as a preparation method and application thereof. The engine lubricating oil anti-wear agent is prepared from the following rawmaterials in parts by weight: 10-20 parts of polyimide, 25-35 parts of poly-p-hydroxy phenyl benzoate, 1-5 parts of nano copper oxide, 3-6 parts of soluble polytetrafluoroethylene superfine powder, 1-20 parts of fluorocarbon surfactant, 10-15 parts of octadecaborate polyoxyethylene ether, 3-10 parts of vinyl silicone oil and 4-20 parts of dimethyl silicone oil. The engine lubricating oil anti-wear agent is reasonable in compatibility, is good in intermiscibility with base oil, greatly improves oil film strength, reduces a friction coefficient and realizes self-repair; and the preparation method for the ant-wear agent is simple, is low in cost, and is suitable for being popularized and applied.

The invention discloses a bottle cap connecting structure of a mineral water bottle. The bottle cap connecting structure of the mineral water bottle comprises a bottle opening and a bottle cap; the two symmetrical sides of the outer wall of the bottle opening are horizontally connected with rotary shafts; a bottle cap holder is rotationally installed between the two rotary shafts; a top beam of the bottle cap holder stretches across the bottle opening horizontally; a through hole is formed in the middle of the top beam; the bottle cap penetrates through the through hole of the top beam and covers the upper portion of the bottle opening in a threaded sleeving mode; and the bottle cap is designed to be of a structure incapable of completely disengaging from the through hole of the top beam.According to the bottle cap connecting structure of the mineral water bottle, the bottle cap cannot be separated from the mineral water bottle, the problems about sanitation caused when the bottle capfalls down or is lost can be avoided, and sweeping and recycling are facilitated.

The invention discloses a combined nursing frame for the digestive system department. The nursing frame comprises a nursing table, a wash stand is arranged at the top of the nursing table, a mountingframe is fixed at one end of the top of the wash stand, side frames are symmetrically fixed to the two sides of the mounting frame, sliding grooves are formed in the surfaces of the tops of the side frames, sliding blocks are arranged on the inner sides of the sliding grooves, a main roller is arranged between the sliding blocks in a connection mode, an auxiliary roller is fixed to the inner sideof the mounting frame, and screw rods penetrate through the interiors of the sliding blocks and penetrate through the sliding grooves to be connected to the side frames through threads. Through the designed sliding blocks, the position of the main roller can be adjusted; by means of the designed main roller and the designed auxiliary roller, a towel is extruded on the inner side, the towel is pulled, the main roller and the auxiliary roller rotate mutually, then the towel is rapidly extruded and dewatered so as to effectively avoid that the hands are wetted by water and the water is absorbed by the towel again due to the fact that the towel is wrung out by hands of medical staff; and through the designed screw rod, the effect of adjusting the position of the sliding block is achieved.

The invention provides a pile holding machine. The pile holding machine comprises a base; a pile holding device, an oil cylinder device and a locking device are arranged on the base, the pile holdingdevice comprises a holding arm, a bearing seat and an arm opening oil cylinder, the bearing seat is installed on the base, the holding arm is connected with the bearing seat, and the arm opening oil cylinder is connected with the holding arm and the base; and the locking device comprises a locking oil cylinder, a fixing base, a lock pin, a locking fixing plate and a movable fixing plate, the locking oil cylinder is installed on the locking fixing plate through the fixing base, and a piston rod of the locking oil cylinder is arranged in the fixing base and connected with the lock pin. When thepile holding machine is used, the holding arm is unfolded, when a pile enters a pile area, the holding arm is closed, after the completion of closing of the holding arm, the pile holding device is locked through the locking device, thus a pile column is surrounded and prevented from being separated from the pile holding device even if the pile column vibrates under the action of the locking devicein the pile driving process, and the stability is good.

The invention discloses a separated heating wide-range oxygen sensor. The separated heating wide-range oxygen sensor comprises a sensor chip core; a heater surrounds the outer part of one end of the oxygen sensor chip core; the relative position between the heater and the sensor chip core is not changed and the heater and the sensor chip core are not in contact with each other; the sensor chip core comprises a Nernst battery, a pump battery and a detection cavity which are respectively arranged on different stacked zirconium oxide substrates. The pump battery, a closed detection cavity and theNernst battery are combined, oxygen in the cavity cannot escape or diffuse through a closed cavity, the Nernst voltage detection precision is higher, and the threshold value is wide. Due to the design of the external heater, the difficulty of a manufacturing process is reduced, leakage current is completely eradicated, the measurement precision is improved, heating is uniform, consistency of allpositions is high, generation of thermal stress is reduced, and reliability is enhanced. A diffusion barrier is not needed, and the process is simple; no diffusion barrier material is needed, the material types are few, co-firing matching is good, and the yield is high. The structure is simple, the number of laminated layers is small, weight is reduced, vibration resistance is enhanced, and overall reliability is enhanced.

The invention discloses a grass scraping device for preventing grass winding of a rotary cultivator cutter shaft. The grass scraping device comprises two arc-shaped plates, wherein the arc-shaped plates are connected through a first connecting mechanism; a sliding groove is formed in the middle of the outer side of each arc-shaped plate; the bottom end of a sliding rod is located in the sliding groove and matched with the sliding groove; a fixed box is fixedly connected to the top of the sliding rod; a first spring is arranged in the fixed box; movable plates are fixedly connected to the two sides of the first spring; blades are fixedly connected to the sides, away from the first spring, of the movable plates; a plurality of vertical weeding knives are fixedly connected to the two sides ofthe bottom of the fixed box, and transverse weeding knives are connected between the vertical weeding knives; a fixing mechanism is arranged at the top of the fixed box and located on one side of a movable opening; a first sleeve is arranged on one side of each arc-shaped plate; and the first sleeve is fixedly connected with a flange plate. The grass scraping device has the beneficial effects that weeds can be cut off before the weeds are wound on the cutter shaft, and the possibility that the weeds are wound on the cutter shaft is reduced.

The invention provides a light pressing type operation tool storage platform capable of preventing instantaneous impact, and belongs to the technical field of space robots. The problems that an opening and closing mechanism is low in rigidity, a cover plate is poor in impact load resistance, and tools are prone to disengagement under the condition that multiple tools are arranged in parallel in an existing space on-orbit operation tool storage platform are solved. The device comprises an opening and closing driving mechanism, a triangular bracket type anti-impact cover plate mechanism, a tool bracket and a spring buffer mechanism, and has the capability of actively and passively resisting tool impact, and in order to reduce the impact load momentum, the passive spring buffer mechanism is designed on a cover plate, so that the instantaneous impact force is effectively reduced; the cover plate opening and closing driving mechanism is in a mode that a small driving motor is combined with a large-reduction-ratio harmonic reducer, and the passive impact resistance of the opening and closing mechanism is improved. Under the impact effect, the multiple tools distributed in parallel can generate corresponding impact force on the cover plate to enable the cover plate to overturn, and therefore the triangular support type anti-impact cover plate mechanism is designed, deformation of the cover plate is effectively resisted, and the tools are prevented from escaping.

The invention relates to the field of sports goods and processing, in particular to a psychological pressure relief boxing receptor swing part and production assembly equipment. The receptor swing part comprises a catharsis part and a base, and a joint adjustable swing device is connected between the catharsis part and the base; the joint-adjustable swing device comprises a supporting rod used for being connected with the base, a mounting cavity is formed in the top end of the supporting rod, a first compression spring is arranged in the mounting cavity, a sliding seat is arranged at the upper end of the first compression spring, and an arc groove is formed in the upper end of the sliding seat. A sphere at the lower end of a joint rod is placed in the arc groove; and a center hole of an adjusting cover penetrates through a rod body of the joint rod and then is in threaded connection with the upper end of the supporting rod. Mounting holes are formed in the bottom end of the supporting rod; and the upper end of the supporting rod is sleeved with a swing spring. The receptor swing part has the beneficial effects that the reset speed and the swing amplitude of the joint rod can be controlled by rotating the adjusting cover, so that the swing amplitude and the swing speed of a catharsis person are adjusted, and the receptor swing part is suitable for being used by different users.

The invention discloses a continuous cockroach trap cartridge, and belongs to the technical field of trap devices. The continuous cockroach trap cartridge comprises a cartridge; a trap box is arrangedat the middle of the cartridge; collection boxes are arranged on both sides of the trap box; a control box is arranged on one side, far away from the trap box, of one of the collection boxes; a battery box is arranged inside the control box; a drive motor is arranged inside the control box; a drive shaft of the drive motor is connected with a small threaded rod; a delay switch is arranged on oneside of the small threaded rod; the small threaded rod is in gear connection with a large threaded rod; the large threaded rod extends out of the control box, and is movably connected with a cartridgewall far away from the control box; a push board is movably arranged on the large threaded rod in the trap box; and the trap box is provided with a cockroach entrance. Being arranged with the push board, the continuous cockroach trap cartridge allows pushing of cockroaches in the trap box into the collection boxes, thereby realizing collection of the cockroaches.