9results about How to "Increase return flow" patented technology

The utility model relates to the technical field of batteries, and discloses a battery cell, a battery module and a power device. The battery cell comprises a shell, a cover plate and a pole group, the shell comprises an inner cavity with an open end; the cover plate is arranged at the open end of the shell; the pole group is packaged in the inner cavity of the shell by the cover plate; a liquid return capillary piece is arranged on the end surface, close to the cover plate, of the pole group, and is suitable for absorbing the electrolyte and enabling the electrolyte to flow back towards the pole group. According to the battery cell provided by the utility model, the liquid return capillary piece is arranged on the end surface, close to the cover plate, of the pole group, and can absorb the electrolyte and enable the electrolyte to flow back towards the pole group, so that when the battery cell is inverted, the electrolyte flows to and is accumulated at the cover plate under the action of gravity; and the electrolyte can flow back to the pole group upwards through the liquid return capillary piece, so that the pole group is fully infiltrated, and the cycle life of the battery cell is prolonged.

The utility model belongs to the technical field of domestic water, and particularly relates to a diaphragm type balance valve core for a pipe-in-pipe and a balance valve. The balance valve is provided with a balance valve element and comprises a balance valve frame, a balance valve element and a balance valve element, the valve core seat is mounted on the balance valve frame; the diaphragm component is installed on the valve element seat or in the balance valve frame, and a balance channel is arranged between the valve element seat and the diaphragm component or between the balance valve frame and the diaphragm component; the diaphragm component can deform and change the sectional area of the balance channel according to the pressure of the first channel. The medium pressure is large, the deformation amount of the diaphragm component is large, and the backflow amount of the balance channel is small, so that the backflow amount of the branch away from the circulating pump is larger than or equal to the backflow amount of the branch close to the circulating pump, the effect that the backflow amount is small and large is achieved, and the circulating efficiency and the water quality of the branch at the far end are guaranteed.

The invention relates to a blade structure for a rotor and a design method, and relates to the technical field of water pumps, the blade structure comprises a blade body, and the blade body is fixedly mounted on the rotor and close to one end of an impeller. The LED lamp has the advantage that the good heat dissipation effect can be achieved.

The utility model relates to a closed heat channel with an adjustable flow guide angle in the field of heat channels, which comprises a channel frame, a skylight assembly and a channel end door, the skylight assembly is connected with an air return duct, the skylight assembly comprises a keel support, a spoiler and a steering engine, the air return duct is communicated with a heat flow channel through the keel support, and the spoiler is connected with the keel support through a rotating shaft. A turning arm is arranged on the spoiler, the steering engine is installed on the side wall of the keel support, a swing arm of the steering engine is connected with the turning arm through a connecting rod, and when the swing arm rotates, the turning arm is driven through the connecting rod, so that the spoiler turns over with the rotating shaft as the axis, and a temperature sensor and a smoke sensor corresponding to the skylight assembly are arranged in the heat flow passage. A controller is arranged in the channel frame, the steering engine, the temperature sensor and the smoke sensor are all electrically connected with the controller, the controller dynamically calculates the optimal flow guide angle according to temperature gradient data, the steering engine is driven to synchronously adjust the overturning angles of the spoilers, and the airflow path is made to be accurately matched with the equipment heat dissipation requirement.

The present invention relates to the field of cooling water purification equipment, and in particular to an open-circulation cooling water purification device, comprising a cooling water purification barrel, the cooling water purification barrel comprising a barrel body, a clean water bin is arranged on the outside of the barrel body, a filter cartridge is arranged at the middle of the bottom end of the clean water bin, a filter material cavity is installed inside the filter cartridge, a filter layer is arranged inside the filter material cavity, a sand collecting seat is arranged at the bottom of the inner side of the filter cartridge, a rotating shaft is arranged on the upper side of the sand collecting seat, a mud guide pipe is installed at the lower part of the outer periphery of the rotating shaft through a fixing rod, a mud guide cylinder is fixedly connected to the top of the mud guide pipe, a connecting frame is installed on the outer periphery of the mud guide cylinder, and a uniformly distributed wave flow plate is fixedly connected to the bottom of the connecting frame. The present invention can realize the disturbance of the filter layer inside the filter material cavity through the wave flow plate at the bottom of the connecting frame, so as to avoid the hardening and hardening phenomenon of the filter layer material inside the filter material cavity due to long-term immobility and filtering work, which affects the subsequent filtering effect.

The embodiment of the present application provides a data processing and assistance method, device and storage medium. In the embodiment of the present application, the first user invites the second user to the application to perform a specified behavior on the second user, and embeds a resource sharing mechanism in the process of the first user requesting the second user to perform a specified behavior on the second user in the application. The resource sharing mechanism can increase the enthusiasm of the second user to participate, improve the participation and participation effect of the second user, and help to quickly increase the user return flow of the application.

This utility model discloses a high-efficiency denitrification wastewater treatment device based on A2O. The internal space of the tank is divided into an equipment room, an influent tank, an anaerobic tank, an anoxic tank, an aerobic tank, a sedimentation tank, and a filtration tank by a partition. The sedimentation tank is equipped with a sludge return device and is connected to the anaerobic tank through the sludge return device. A plug flow zone is located in the middle of the anoxic tank, and an air-lift plug flow device is installed in the plug flow zone, dividing the anoxic tank into a first anoxic section and a second anoxic section. A drainage hole is provided on the partition between the aerobic tank and the sedimentation tank. A return hole is opened on the partition near the anoxic tank at the output end of the aerobic tank, and the output end of the aerobic tank is connected to the first anoxic section through the return hole. The area of ​​the return hole is larger than the area of ​​the drainage hole. This utility model can reduce the impact of wastewater influent load, improve wastewater treatment capacity, and reduce energy consumption.

The invention provides a bionic volute tongue and an air conditioner. The bionic volute tongue comprises a volute tongue backflow area and a volute tongue fillet which are connected in sequence, and a plurality of fins are arranged on the side, close to a cross-flow fan, of the bionic volute tongue; in the extending direction of the bionic volute tongue from the volute tongue backflow area to the volute tongue fillet, the surface area of any fin located at the volute tongue fillet is smaller than that of any fin located at the volute tongue backflow area; bionic structure improvement is carried out on the side, close to the cross-flow fan blade, of the volute tongue, bionic is carried out according to the feather distribution condition in biological field wings, the bionic volute tongue can fully disperse impact airflow at the volute tongue, the rotation fundamental frequency generated when the airflow impacts the volute tongue is effectively dispersed, superposition of same-frequency noise is prevented, and the noise reduction effect is achieved. Rotation noise of the air conditioner can be effectively reduced, and the noise reduction effect of the volute tongue is improved.

The utility model relates to the technical field of sewage purification, in particular to an integrated oxidation ditch system which comprises a pool body, a backflow pipeline and a backflow pump, an aerobic zone, an anoxic zone and an anaerobic zone are sequentially arranged in the pool body in the first direction, the backflow pump is located in the aerobic zone, and the anaerobic zone is located in the anoxic zone. The backflow pipeline sequentially penetrates through the aerobic zone, the anoxic zone and the anaerobic zone in the first direction, one end of the backflow pipeline is connected with the backflow pump, the other end of the backflow pipeline is communicated with the anaerobic zone, and the first direction is the length direction of the tank body. The utility model aims to provide an integrated oxidation ditch system aiming at at least one technical problem related in the prior art.