15results about How to "Guaranteed one-way" patented technology

The invention discloses a cordyceps sinensis factory culture method which comprises the following steps: inoculating conidia of cordyceps sinensis into hepialus armoricanus larvae, and culturing bacteria-sensitive larvae; collecting an appearance image of the cordyceps sinensis, and judging the growth stage of the cordyceps sinensis according to the collected image; according to the real-time cordyceps sinensis growth stage, a corresponding environment instruction is called to control the environment parameters of the multi-layer culture frame area. According to the method, after the conidia are inoculated into the hepialus armoricanus larvae, artificial culture is carried out, the growth stages of cordyceps sinensis are judged through image acquisition, different illumination control conditions are preset for different growth stages, self-adaptive illumination control is achieved, optimal environment control is provided for growth of cordyceps sinensis, and the method is suitable for large-scale popularization and application. The grown cordyceps sinensis is good in form and rich in nutrient substances.

The invention discloses a singular point optical temperature sensor based on beat frequency detection. Comprising a wide-spectrum light source, a coupling lens group, a spot size converter, a temperature sensing unit, a photoelectric detector and a lithium niobate film layer which are located in a packaging shell. The broadband light source, the coupling lens group, the spot size converter, the temperature sensing unit and the photoelectric detector are all located on the upper surface of the lithium niobate thin film layer and are sequentially arranged in the light path direction. Light emitted by the wide-spectrum light source sequentially passes through the coupling lens group, the spot size converter and the temperature sensing unit and then is detected and received by the photoelectric detector. The electro-optical effect of lithium niobate is utilized, the resonant frequency of the microcavity is adjusted by applying voltage, the temperature sensing unit is kept at a singular point in an initial state, and the influence of interference of external factors on the sensor is restrained; the anti-space-time inversion symmetric structure is constructed, the sensitivity of the temperature sensor is improved by using the sensitivity of singular points to external perturbation, and the temperature sensor has the advantages of high sensitivity, small size and integratability.

This utility model relates to the field of incinerator technology and provides a vertical waste treatment incinerator, including a furnace body; a feeding structure located on the side wall of the furnace body; and a slag discharge structure located at the lower part of the furnace body. The slag discharge structure includes a slag discharge channel located on the outer side wall of the furnace body, and an annular heat absorption groove is provided on the outer side of the slag discharge channel, which is filled with a heat source for heat absorption. A drying chamber and a fan are sequentially arranged on the upper part of the furnace body adjacent to the slag discharge channel. By setting an annular heat absorption groove and heat-conducting plates on the outside of the slag discharge channel, this utility model can not only efficiently recover the heat released during the slag discharge process for drying the waste about to enter the incinerator, thereby improving incineration efficiency and reducing external energy input, but also effectively extend the service life of key system components and maintain the stability and energy utilization efficiency of the system by reducing the temperature of the slag discharge channel, preventing heat backflow, and ensuring the safe discharge of ash and slag.

The invention discloses an injection mold structure for manufacturing a motorcycle ABS brake part, and relates to the technical field of injection molds of brake parts, the mold comprises a movable mold seat plate, the bottom of the movable mold seat plate is movably connected with a fixed mold seat plate, the top of the movable mold seat plate is fixedly connected with a sprue gate in a penetrating manner, and the top of the fixed mold seat plate is fixedly connected with a brake disc type mold cavity; a demolding assembly used for rapid demolding is arranged in the fixed mold base plate, an auxiliary assembly used for reducing bubbles is arranged at the bottom of the brake disc type mold cavity, edge grinding in the uniform demolding process is achieved through matched use of the demolding assembly, and due to the fact that an auxiliary part rotates to drive a formed brake disc to move upwards as a whole, the brake disc is evenly stressed, and the service life of the brake disc is prolonged. In the demolding process, the brake disc cannot incline, shape distortion and damage are avoided, the device is suitable for positioning and clamping of a mechanical arm, manual operation is not needed, the grinding step and the demolding step are combined, the requirement for subsequent independent edge grinding treatment can be reduced, and therefore the production process is simplified.

The invention discloses a probiotic yoghurt constant temperature fermentation control device, and relates to the technical field of fermentation, the top surface of a gas pipe is provided with a gas conveying groove for conveying gas into the fermentation control device, a gas guide pipe is inserted into the gas pipe, and the gas pipe and the gas guide pipe are in rotary sleeving connection; the fermentation control device has the advantages that whether gas is introduced or not is flexibly controlled according to the requirements for gas in different stages of fermentation, the gas conveying bin can provide buffering and storage space for auxiliary fermentation gas, the gas conveying bin can provide buffering and storage space for the auxiliary fermentation gas, and the fermentation control device is simple in structure, convenient to use and high in practicability. The gas conveying pressure can be balanced, the phenomenon that the fermentation process is influenced by gas pressure fluctuation is avoided, the gas conveying and control functions are achieved, meanwhile, the overall structure is simplified, a proper gas environment can be provided for the fermentation process, and the smooth proceeding of the fermentation reaction is facilitated.

The invention provides an explosion-proof power distribution device with oxygen exhausting and fire preventing functions, and relates to the technical field of power distribution cabinets. By arranging an oxygen exhausting structure, when a sealing plate completely covers and seals a ventilation heat dissipation groove and prevents external air from entering from the ventilation heat dissipation groove, a controller controls a first exhaust fan and a first air pipe electric control one-way valve to be opened, and the first exhaust fan and the first air pipe electric control one-way valve are opened; after the first exhaust fan is started, strong suction force is generated, air in the wiring cavity is continuously exhausted through the first exhaust pipe, then the exhausted air is conveyed to one side of the first flow conveying pipeline, meanwhile, the first air pipe electric control one-way valve is opened, a valve in the first air pipe electric control one-way valve is opened, and the air can be smoothly discharged to the outside through the second flow conveying pipeline; in this way, possible combustion-supporting air in the wiring cavity can be rapidly exhausted, the oxygen pumping and fire extinguishing effect is achieved, meanwhile, due to the fact that oxygen reduction fire extinguishing is adopted, it can be better guaranteed that equipment can be normally put into use in the follow-up process, and convenience of follow-up maintenance is improved.

The utility model relates to the field of biopharmaceutical technology, disclose a valve assembly, including valve body and sealing washer, wherein the valve body is equipped with the sealing washer installation groove for installing sealing washer, is equipped with one -way exhaust structure in sealing washer installation groove, it includes the air vent and elastic protective sheath, the air vent intercommunication sealing washer installation groove with elastic protective sheath, elastic protective sheath covers air vent in its inside, when the inside pressure of elastic protective sheath is greater than the outside pressure, elastic protective sheath is pressed and occurs expansion, its outer diameter is larger and exceeds the boss outer diameter, forms the gap between with boss outer wall, air vent opens, gas is discharged to the outside through the gap, realizes the pressure reduction inside container, when the inside pressure of elastic protective sheath is less than or equal to the outside pressure, elastic protective sheath contracts, sticks boss outer wall, closes side wall hole, air vent closes, prevents the outside gas or pollutant to enter the inside container, the utility model realizes the demand of equipment sterile transmission through one -way exhaust structure.

This utility model belongs to the technical field of toilet accessories, and relates to a toilet flushing pump and its flushing structure. It includes a pump housing, within which a motor-driven impeller is disposed. The pump housing has an axially distributed inlet, a first outlet arranged in a forward spiral, and a second outlet arranged in a reverse spiral. When the motor drives the impeller to rotate forward, the forward spiral water flow exits from the first outlet; when the motor drives the impeller to rotate in reverse, the reverse spiral water flow exits from the second outlet. A first baffle plate and a second baffle plate are disposed in the flow channel area between the first and second outlets. The first baffle plate is adjacent to the first outlet and blocks the reverse spiral water flow from entering the first outlet, and the second baffle plate is adjacent to the second outlet and blocks the forward spiral water flow from entering the second outlet. The toilet flushing pump and its flushing structure provided by this utility model can save space and reduce costs.

This utility model discloses an automatically adjustable DC inrush current suppression circuit, relating to the field of power electronics technology. The suppression circuit includes: an auxiliary module for connecting to a power supply and controlling the consistency during charging to prevent circuit damage caused by reverse connection; an RC network module for receiving circuit signals and dynamically adjusting the charging time constant based on the circuit signals to control the opening of a switch; a switch for limiting inrush current and ensuring normal power supply; a current detection module for detecting inrush current, converting it into a voltage signal, and providing feedback on the current level; the output terminal of the auxiliary module is connected to the input terminal of the RC network module, the output terminal of the RC network module is connected to the input terminal of the switch, and the output terminal of the switch is connected to the input terminal of the current detection module. This utility model ensures that the voltage of the MOSFET Q1 does not fluctuate due to changes in load current when it is turned on.

The invention discloses a novel aeration device which comprises a sewage pump, an air compressor, an air guide pipe, an air flow control valve, an axial center gas filling mechanism, a static spiral cutter and a sewage pipeline, one end of the sewage pump is connected into a sewage inlet, and the other end of the sewage pump is connected with the sewage pipeline through the static spiral cutter to discharge sewage. The axial center gas filling mechanism is arranged at the front end of the static spiral cutter and connected with the air compressor through the gas guide pipe, and the gas flow control valve is arranged on the gas guide pipe. The static spiral cutter comprises a cutting pipe, a mandrel is arranged in the center of the cutting pipe, a plurality of cutting blades which are sequentially stacked are arranged on the mandrel and penetrate through the mandrel through a middle hole, and the adjacent cutting blades are staggered by angles and axially arranged according to a spiral line equation in a variable-pitch mode to form a space spiral structure. The screw pitch of the spatial spiral structure is gradually reduced from the water inlet end to the water outlet end. The problems that an existing sewage treatment system is poor in aeration effect, high in energy consumption and inconvenient to install are solved.

The utility model discloses a heat preservation furnace smoke removal device which comprises a heat preservation furnace body, a baffle, an extrusion assembly, a reset assembly, a spiral air supply pipe, a one-way circulation mechanism, an air conveying pipe, a mounting shell, an air outlet pipe, an air inlet pipe and an elastic diaphragm. An air outlet pipe and an air inlet pipe are arranged on the upper portion and the lower portion of the outer portion of the installation shell respectively, baffles are arranged on the two sides in the installation shell, installation frames are arranged on the two sides between the baffles, elastic diaphragms are arranged in the installation frames, extrusion assemblies are arranged between the elastic diaphragms and the installation shell, and reset assemblies are arranged between the elastic diaphragms and the baffles. A spiral air feeding pipe is arranged on the rear side outside the heat preservation furnace body. Compared with the prior art, the gas washing bottle has the advantages that the unidirectionality and continuous stability of flue gas conveying are guaranteed, the flue gas is cooled as much as possible before gas washing, and evaporation of liquid in the gas washing bottle is reduced.

The utility model relates to the technical field of direct water dispensers, and discloses a direct water dispenser which comprises a case, a water inlet is communicated with the outer wall of the right side of the case, a front water filter is fixedly connected with the outer wall of the water inlet, a multi-stage filter barrel is communicated with the left side of the water inlet, a plurality of mounting rings are fixedly connected with the inner wall of the multi-stage filter barrel, and the mounting rings are fixedly connected with the water inlet. The middle lower part of the inner wall of the multi-stage filtering barrel is in sliding connection with a front activated carbon filter, the middle part of the inner wall of the multi-stage filtering barrel is in sliding connection with a nano ceramic filter, the middle upper part of the multi-stage filtering barrel is in sliding connection with a rear activated carbon filter, and the middle part of the bottom of the inner wall of the case is fixedly connected with an instant heating barrel. According to the utility model, the nano ceramic filter is arranged in the multi-stage filter vat, so that bacteria and viruses in water are filtered by utilizing a nano-scale microporous structure, the generation of wastewater is reduced, and the utilization rate of water resources is improved.

This utility model discloses a buried municipal sewage treatment device, including a shell and a filter cartridge rotatably installed inside it. Multiple non-interconnected filter chambers are arranged in an array within the filter cartridge along its rotation direction. The filter cartridge rotates at a preset angle to connect one filter chamber to the inlet of the shell, and connects any one of the remaining filter chambers' discharge ports to the inlet of a sewage pipe. The discharge port of the sewage pipe passes through the shell and extends to a designated area, while the remaining discharge ports are closed. The filter chamber connected to the inlet of the sewage pipe is equipped with an automatic cleaning component. This utility model can automatically discharge solid particulate impurities trapped in the filter chambers through the sewage pipe, replacing traditional manual cleaning methods. This design significantly reduces manual intervention, lowers labor intensity, avoids filter cartridge clogging caused by untimely manual cleaning, ensures continuous and efficient operation of the filter cartridge, and improves the continuity and timeliness of sewage treatment.

The utility model provides an ice maker which comprises a bottom plate, a water tank arranged above the bottom plate, an evaporator, an ice bucket and a water path structure, the water path structure comprises a water inlet passage and a water drainage passage, and the water inlet passage comprises a water inlet trunk suitable for being communicated with a water source; the water inlet electromagnetic valve is suitable for controlling on-off of water inlet, the pressure reducing valve device is suitable for adjusting water pressure, and the water pump is suitable for pumping water. The bottom plate comprises a water collecting groove, a water leakage protector is arranged in the water collecting groove, and when the water leakage protector monitors that leaked or escaping water flow is collected in the water collecting groove, the water inlet electromagnetic valve is closed, and the water pump is shut down. According to the utility model, the water collecting groove and the water leakage protector are arranged on the bottom plate, so that the overflow and water leakage conditions in the ice maker, especially in the water path structure, can be efficiently monitored, and the water inlet electromagnetic valve and the water pump are automatically closed to avoid water damage and equipment damage, so that the water use safety is improved, and the waste of water resources is reduced.

The application relates to the technical field of gas meters, in particular to a dual-mode communication intelligent gas meter, which comprises a gas meter with an air inlet and an air outlet, a gas pipe for connecting external pipelines, a sealing air bag arranged in the air inlet and abutting against the bottom and the outer side of the gas pipe to form a seal, a linkage sealing mechanism comprising a trigger part, a transmission part and a sealing execution part, the trigger part comprising a plurality of inclined surface sliding blocks arranged on the inner wall of the air inlet, the bottom end of the gas pipe abutting against the inclined surface sliding blocks when the gas pipe is inserted into the air inlet, the transmission part comprising a crank and a hinged seat linked with the inclined surface sliding blocks, the sealing execution part comprising a gas cavity for storing gas, the gas cavity being communicated with the sealing air bag through a gas conveying groove, and a leakage recovery assembly comprising an anti-leakage groove, the inlet end of the anti-leakage groove extending to the peripheral area of the sealing air bag.