12results about How to "Promote reflux" patented technology

This invention belongs to the field of medical device technology and discloses a foot pressure relief device for diabetic foot. It includes a base, a pressure relief plate and a motor connected to the base, and a foot pedal and a transmission assembly connected to the pressure relief plate. The transmission assembly includes a crank, a first connecting rod, and a sliding seat. The crank is fixedly connected to the output shaft of the motor, and the sliding seat is connected to the pressure relief plate. The two ends of the first connecting rod are respectively connected to the crank and the sliding seat. The sliding seat is connected to a foot rolling shaft and a second connecting rod, and the second connecting rod is connected to a foot massage roller. A buffer spring is provided between the pressure relief plate and the base. The foot pedal has a through groove, and the foot rolling shaft is connected to a foot massage roller. This invention utilizes the foot rolling shaft / foot massage roller and the foot massage roller to simultaneously perform rolling massage on the sole and instep of the foot. The periodic oscillation of the pressure relief plate causes the heel and toes to alternately rise, resulting in good pressure relief for the foot.

The application relates to the technical field of machining equipment, in particular to a deep drilling device for elbow curved rods, which comprises an assembling shell, a hydraulic cylinder is embedded at the top end of the assembling shell, a pressing mechanism is connected to the power output end of the hydraulic cylinder, and a sliding groove is arranged on the abutting surface of the assembling shell and the pressing mechanism. The winding equipment body winds and unwinds the cable, so that the electromagnet connected with the connector through the thread is penetrated into the rod piece. When the hydraulic rod drives the inclined block to press and bend the rod piece, the bearing capacity is improved through the support of the electromagnet, so that the excessive pressing and bending of the rod piece is avoided, the deformation of the rod piece is avoided, the product quality is affected, the electromagnet is connected with the connector through the thread, the electromagnet is convenient to disassemble and assemble, the electromagnet with the diameter size suitable for the rod piece is replaced, the applicability is improved, the rod piece is conveniently attracted after the electromagnet is electrified through the cable, the sliding condition is avoided, the pressing and bending quality is affected, when the electromagnet is not worked, the connector is tightened in the connecting hole through the winding equipment body, and the rod piece is conveniently placed and corresponds to the electromagnet.

The utility model relates to a kind of exhaust structure of motor gear box for vehicle, including exhaust valve in gear box, labyrinth, backflow plate and several baffle, backflow groove is formed between backflow plate and gear box inner wall, baffle makes several intercommunicating chambers in gear box, chamber is between labyrinth and backflow groove, chamber is communicated with backflow groove, chamber is also communicated with labyrinth, exhaust valve is communicated with labyrinth, backflow groove is equipped with backflow port with gear box interior communication in both ends, oil liquid into chamber can flow through backflow groove and return in gear box, after the air pressure in gear box rises, gas is discharged from exhaust valve via labyrinth.The utility model is by being equipped with baffle, reduce the oil liquid that splashes when gear rotates enters labyrinth, also reduce the oil liquid reaching labyrinth entrance, effectively avoid the oil leakage situation of exhaust valve, oil liquid in chamber flows through backflow groove and returns in gear box, reach the effect of oil liquid backflow;Gas can avoid gear box oil leakage after being discharged.

The application provides an engine crankcase ventilation system, comprising a cylinder head, a cylinder head exhaust chamber of the cylinder head being communicated with a cylinder head exhaust chamber of the crankcase through a cylinder head internal oil gas return channel, a first crankcase internal oil gas return channel, a second crankcase internal oil gas return channel, a third crankcase internal oil gas return channel, a fourth crankcase internal oil gas return channel, an oil pan exhaust chamber of an oil pan and the cylinder head exhaust chamber; the cylinder head exhaust chamber is communicated with a transmission case exhaust chamber of a transmission case, a crankcase longitudinal separation channel and a flywheel housing upper horizontal oil gas channel at a free end; the cylinder head exhaust chamber is communicated with a flywheel housing exhaust chamber of a flywheel housing, a flywheel housing internal vertical oil gas channel, a flywheel housing upper horizontal oil gas channel, a breather and a flywheel housing oil return channel at a transmission end; and the breather oil return channel is communicated with the oil pan exhaust chamber. The engine crankcase ventilation system effectively reduces breather separation pressure, reduces oil consumption and air pollution.

The application discloses a bogie with four-rail return flow device and a railway vehicle, the bogie comprising a cross beam and side beams arranged at both ends of the cross beam, the side beams comprising upper cover plates and lower cover plates arranged at intervals, inner and outer vertical plates and reinforcing rib plates being connected between the upper cover plates and the lower cover plates, the upper cover plates and the lower cover plates extending towards the cross beam and forming a box structure with the vertical plates, two out-of-plane surfaces of the box structure and the inner side surfaces of the side beams being each provided with a brake hanger forging to form a brake hanger, and the mounting block being provided with the four-rail return flow device, the four-rail return flow device being located within the vehicle outline limit, the four-rail return flow device comprising a flat shell and a return flow slider for slidingly connecting four rails, the return flow slider being connected with a return flow cable, the inside of the shell being provided with a control circuit and a pneumatic driving assembly, the pneumatic driving assembly being connected with the return flow slider, and the control circuit being used for sending a control signal to the pneumatic driving assembly to drive the pneumatic driving assembly to drive the return flow slider to be separated from or contacted with the four rails.

The present disclosure provides a gravity-assisted heat dissipation device, comprising an evaporator, a horizontal pipe, a vertical pipe and a condenser; the evaporator is arranged above and in contact with a component to be cooled, so as to vaporize working medium in the evaporator by using heat of the component to be cooled; an outlet of the evaporator is connected with a first connecting end of the horizontal pipe; a second connecting end of the horizontal pipe is connected with a first connecting end of the vertical pipe; the horizontal pipe is used for transmitting working medium; the distance between the first connecting end of the horizontal pipe and a horizontal plane is less than the distance between the second connecting end of the horizontal pipe and the horizontal plane; a second connecting end of the vertical pipe is connected with a bottom of the condenser; the vertical pipe is used for transmitting working medium; the distance between the second connecting end of the vertical pipe and the horizontal plane is greater than the distance between the first connecting end of the vertical pipe and the horizontal plane; and the condenser is used for liquefying working medium in a vaporized state.

This utility model relates to the technical field of edible oil storage, and in particular to a novel sealing structure for flaxseed-olive blended oil bottles. It accelerates the reflux of residual oil, avoids oil residue, prevents oil from contacting the outside air, and ensures the safety of oil use. It includes a bottle mouth, a bottle cap, an oil outlet plate, a sealing component, a connecting component, and a scraping component. An oil outlet plate is installed inside the bottle mouth, and multiple oil outlet grooves are opened on the oil outlet plate. The middle part of the oil outlet plate is connected to the bottle cap through the connecting component. A scraping component is installed above the oil outlet plate and is connected to the connecting component.

This invention discloses a traditional Chinese medicine composition for improving otitis media, belonging to the field of traditional Chinese medicine health care technology. Addressing the shortcomings of Western medicine treatments for otitis media, which often lead to microcirculatory abnormalities and recurring symptoms, and the limitations of traditional Chinese medicine's reliance on bitter and cold herbs to block ear orifices and treat only the symptoms without addressing the root cause, this invention is based on a precise formulation of the core pathogenesis of liver and gallbladder microcirculatory disorders and gallbladder meridian stagnation and heat disturbing the ear orifices. The core ingredients of this composition are lotus leaf, angelica dahurica, jujube seed, gardenia, bergamot, and platycodon, with a scientifically reasonable ratio and mild medicinal properties. In the formula, bergamot acts as the principal ingredient to soothe the liver and gallbladder; lotus leaf and gardenia act as assistant ingredients to clear heat and promote diuresis; angelica dahurica opens the orifices and drains pus; jujube seed relieves spasms and calms the mind; and platycodon acts as the guiding ingredient to carry the medicine upwards and relax blood vessels. The synergistic effect of these herbs counteracts the vasoconstrictive side effects of bitter and cold herbs and Western medicine. This invention can improve liver and gallbladder microcirculation and inhibit the release of inflammatory factors, fundamentally resolving symptoms such as ear fullness, ear pain, and middle ear effusion caused by acute and chronic otitis media, while also improving problems such as bitter taste in the mouth and insomnia caused by liver and gallbladder stagnation and heat. This composition has significant therapeutic effects, a low recurrence rate, and no toxic side effects. It can be formulated into various preparations to suit long-term conditioning for various populations, thus making up for the technical shortcomings of existing treatment options.

This utility model discloses a liquid dispensing device and a cleaning equipment, belonging to the technical field of cleaning equipment. The liquid dispensing device includes a liquid bottle; a cover plate, with the liquid bottle inverted on the cover plate; a storage tank connected to the cover plate, the storage tank having a second chamber; a first sealing element fitted around the outer periphery of the cover plate, abutting against the liquid bottle; a second sealing element fitted around the outer periphery of the cover plate, abutting against the storage tank; the first and second sealing elements form a closed chamber with the liquid bottle, cover plate, and storage tank; a detection element connected to the second chamber via a connecting assembly, the detection element obtaining the liquid level in the liquid bottle by monitoring the gas pressure in the second chamber, the connecting assembly including a diaphragm that prevents liquid from entering the detection element. This device can prevent liquid from overflowing from the liquid bottle due to increased external temperature, thus avoiding dirt accumulation on the dispensing device platform. Simultaneously, it can monitor the liquid level in the bottle in real time, enabling accurate dispensing and ensuring the cleaning effect of the cleaning equipment.

This utility model relates to an overflow prevention structure for a gate well platform. It is applicable to the field of water conservancy and hydropower engineering technology. The technical solution adopted by this utility model is: an overflow prevention structure for a gate well platform, wherein a gate well is provided on the gate well platform, a crane is installed on the gate well platform, and a gate is connected to the crane. The gate can extend into the water conveyance channel through the gate well. It includes: a enclosure arranged on the gate well platform, surrounding the gate well, with an overflow outlet at the bottom of the enclosure; and a drainage ditch set on the gate well platform, positioned corresponding to the overflow outlet, and connected to the drainage system. When there is a large volume of water in the water conveyance channel, and some water overflows from the gate well platform, the overflowing water can overflow through the overflow outlet on the enclosure into the drainage ditch and be discharged through the drainage ditch, effectively preventing water overflow from affecting the equipment on the gate well platform.

The utility model discloses a kind of gas-liquid mixed transmission synchronous self-priming pump structure, belong to self-priming pump technical field, comprising: centrifugal pump, its front end is provided with siphon tank, several steady flow baffle are provided in the siphon tank, exhaust port and water filling port are provided on the siphon tank, the siphon tank bottom is provided with drainage tube, liquid discharge pipe and liquid delivery pipe, the liquid delivery pipe is connected in the centrifugal pump water inlet;And gas-liquid separation chamber, it is connected at the centrifugal pump outlet.The utility model is by being provided with siphon tank, so that every time before starting does not need special water diversion operation, and also can achieve pump and simultaneously realize to send medium, ordinary self-priming pump after starting pump can only empty air and not self-priming time of water.

This utility model discloses a vent valve, which includes a main body, a cap, a support frame, and a first oil-blocking component. A filter element is housed inside the main body; the support frame is fixed within the main body, and a vent membrane is connected to the main body via ultrasonic welding; the first oil-blocking component is disposed in a through-hole and located on the side away from the cap, with the filter element positioned between the first oil-blocking component and the support frame. The first oil-blocking component includes two first blocks, which are spaced apart relative to each other in the through-hole along its axial direction. The two first blocks gradually shift towards the axis of the through-hole along its axial direction away from the cap, and are arranged in a semi-circular shape. The two inclined first blocks in the first oil-blocking component effectively prevent the upward flow of liquid within the equipment and facilitate the return of liquid splashed to the top back into the equipment. Therefore, the vent valve can meet the usage requirements of equipment with higher demands for dust and water resistance, venting and pressure relief, and oil prevention.