23results about How to "Shorten the flow path" patented technology

This invention provides a coolant flow channel plate, relating to the technical field of vehicle thermal management. It includes a cover plate fixed to the top of a main board, with the main board and cover plate welded together at their side edges to form an internal flow channel cavity. The cover plate has refrigeration unit inlet / outlet assemblies on its surface. The main board has, from left to right, a heater pump mounting port, a battery pump mounting port, and a motor pump mounting port. The circuits between the heater pump and battery pump mounting ports, and between the heater pump and motor pump mounting ports, within the internal flow channel cavity are each equipped with a first anti-heat-spreading section. The circuit between the motor pump and battery pump mounting ports forms a variable-diameter section, with a second anti-heat-spreading section at its front end. A guide section is provided on the circuit of the battery pump mounting port. This invention solves the problem of lacking anti-heat-spreading structures at the connection points of circuits in different temperature ranges, achieving the technical effects of reducing vehicle weight, reducing vehicle connection piping, reducing heat loss in the thermal management system, and improving thermal management efficiency.

This application provides a sludge thickening device and method for an integrated aeration sedimentation tank, comprising: a tank with a conical zone at the bottom; a sludge inlet pipe with a dosing pipe connected in parallel at the top, the bottom end of the sludge inlet pipe passing through the center of the tank; sludge distribution pipes arranged in a cross shape and connected to the sludge inlet pipe; supernatant collection pipes distributed in the upper and middle parts of the tank and connected in parallel to the outlet; and an ultrasonic sludge level gauge fixed on one side of the top surface of the tank. By providing a dosing pipe and a pipe mixer at the front end of the sludge inlet pipe, the flocculant can be fully mixed with the sludge water in the pipe. By providing a sludge distribution pipe at the tail end of the sludge inlet pipe, the sludge mixed with the flocculant is evenly distributed throughout the tank, which can improve the sludge dewatering efficiency. At the same time, the conical zone can increase the sludge concentration, and a self-cleaning filter screen is provided above the sludge distribution pipe to further filter the sludge and improve the sludge dewatering speed.

The utility model provides a cover plate and a battery, and relates to the technical field of batteries. The cover plate comprises a pole and an electric connecting piece, the pole is provided with a first placement hole, and the first placement hole extends along a preset direction; the electric connecting piece comprises a first connecting part and a second connecting part, the first connecting part is arranged in the first placement hole and connected with the hole wall of the first placement hole, the second connecting part is located outside the first placement hole and connected with the pole, and the first connecting part is used for being connected with a tab. Therefore, the tab of the pole group can extend into the first mounting hole to be connected with the first connecting part, so that the current of the pole group can be directly led out through the electric connecting piece, the flowing path of the current is shortened, and the internal resistance of the battery is reduced.

The utility model discloses a kind of transverse three-cavity suction muffler, belong to refrigerator compressor technical field, including first shell and second shell, first shell connects first, second baffle, and the closed structure is spaced into first, second, third chamber along horizontal direction arrangement;Third chamber is between first chamber and second chamber;First shell is equipped with first, second, third flow guide pipe, first flow guide pipe is communicated with air inlet and first chamber, second flow guide pipe is communicated with first chamber and second chamber, and third flow guide pipe is communicated with second chamber and third chamber;Second chamber is connected with arc flow guide plate, and arc flow guide plate is towards second flow guide pipe and third flow guide pipe;Fourth flow guide pipe is equipped in third chamber and tightly first baffle, fourth flow guide pipe is communicated with third chamber and discharge port, and third flow guide pipe end top surface extension line is flush with fourth flow guide pipe bottom end. Solve the angle formed between different flow guide pipes in prior art, there is the problem of large local pressure loss.

A die head melt flow guiding device of a hollow plastic container blowing forming machine comprises a flow dividing plate melt outflow adjusting control mechanism and a melt flow dividing mechanism, and the melt flow dividing mechanism comprises a melt flow dividing device fixing plate, a melt flow dividing device and a melt leading-in connector; the splitter plate melt outflow adjusting control mechanism is arranged on the lower portion of the side, back to the front melt splitter plate, of the rear melt splitter plate, and is characterized in that the structure of the rear melt splitter plate sub-runner is the same as that of the front melt splitter plate sub-runner, and the front melt splitter plate sub-runner comprises a first material receiving runner and a second material receiving runner; when the melt leading-in connector is fixed to one side of the melt front splitter plate, one end of the first material receiving runner and one end of the second material receiving runner are jointly communicated with the melt leading-in connector, and the other end of the first material receiving runner and the other end of the second material receiving runner incline downwards, form an inverted first Y-shaped runner and an inverted second Y-shaped runner and are communicated with the die head body. The melt flow path is shortened, the die head color changing time is shortened, friction between the melt and the runner wall is relieved, shearing heat is reduced, and it is guaranteed that the melt flows evenly and smoothly.

The application provides a driving device of a vehicle and a vehicle comprising the same, wherein the driving device of the vehicle comprises: a shell configured with a cavity; an inner sleeve configured as a cylindrical structure matched with the cavity and arranged in the cavity to place a stator and a rotor of a motor, an outer wall of the inner sleeve towards one side of the shell is provided with a plurality of circumferential ribs, and the plurality of circumferential ribs are arranged along the circumference of the inner sleeve; a cooling liquid channel is formed between each adjacent two circumferential ribs, and each of the plurality of cooling liquid channels has a water inlet end and a water outlet end. The application solves the problem of poor cooling efficiency of the motor controller and the motor of the vehicle, which causes excessive waste of stored electric energy and leads to the decrease of the vehicle's cruising range.

The utility model relates to the technical field of water distillers, and discloses an automatic water cut-off type water distiller, which comprises a distillation box, a liquid storage box and a condenser, a liquid level sensor is embedded at the lower end of the inner side wall of the distillation box, a fraction delivery pipe is connected between the top end of the distillation box and the condenser, a heat exchange piece is arranged outside the fraction delivery pipe, and the liquid level sensor is connected with the heat exchange piece. An air supply part is connected between the air outlet end of the heat exchange part and the bottom in the distillation box, and a plurality of air outlet nozzles are mounted on the upper end face of the part, located in the distillation box, of the air supply part in the length direction; through the arrangement of the heat exchange piece, normal-temperature inert gas flows around the fraction conveying pipe in the heat exchange sleeve and performs heat transfer with high-temperature fractions, so that the temperature of the fractions is reduced, the workload of a subsequent condenser is reduced, energy required by condensation is saved, and the temperature of the gas is increased. The spiral gas guide sheets prolong the gas flow path, increase the contact time of the gas and the outer wall of the fraction conveying pipe, and greatly improve the heat exchange efficiency in unit space.

This application discloses a tire mold, belonging to the field of tire mold technology. The tire mold includes: a base and a tread pattern shell. The base is provided with multiple positioning elements; the tread pattern shell is provided with a positioning groove, and the tread pattern shell is installed on the positioning elements. A flow guiding gap is formed between the tread pattern shell, the positioning elements, and the base. The flow guiding gap includes a first gap. The top surface of the positioning element abuts against the bottom wall of the positioning groove, and a first gap is formed between the tread pattern shell and the mounting surface. The base is provided with a first exhaust channel, and the positioning elements are provided with a second exhaust channel. The first exhaust channel and the second exhaust channel are connected, and the flow guiding gap is connected to the second exhaust channel. The tread pattern shell includes an arc-shaped transition section, which extends from the starting position to the side where the positioning groove is located. The tangent of the arc-shaped transition section at the starting position has an angle α with a preset direction, and the value range of α is: 0°≤α≤60°. This solves the technical problems of inconvenient tread pattern replacement and easy clogging of the exhaust structure in existing tire molds.

The utility model belongs to the technical field of solar water heaters, and particularly relates to a solar vacuum tube and a solar water heater. The solar vacuum tube comprises a vacuum tube body and a flow guide part, the flow guide part is arranged in the vacuum tube body, and a flowing channel is formed between the flow guide part and the inner wall of the vacuum tube body and used for fluid flowing. According to the solar vacuum tube provided by the invention, the flowing space of the fluid in the vacuum tube body is optimized, the circulating speed of the fluid in the vacuum tube body is increased, heat loss is reduced, and the heat gain of the solar vacuum tube is higher.

The utility model discloses integrated air conditioner, include: bottom disc part, be located in the indoor module and outdoor module of bottom disc part, electric control box and heat dissipation air duct, the first accommodating cavity is defined between the first casing of indoor module and bottom disc part, and indoor fan is located in the first accommodating cavity, and electric control box is installed in the outside of indoor module and is including box body and the circuit board of being located in the box body, and heat dissipation air duct is located in the side of circuit board close to the first accommodating cavity, and heat dissipation air duct is communicated the outside space of integrated air conditioner and the first accommodating cavity, and heat dissipation air duct is located in the upstream side of indoor fan, and the air current of outside space of integrated air conditioner is suitable in the drive of indoor fan and flows through heat dissipation air duct to carry out the heat dissipation of electric control box to the utility model discloses integrated air conditioner, can utilize the air current of outside space to the heat dissipation of electric control box, also be favorable to shorten the overall flow path of the flow of air current in heat dissipation air duct towards the first accommodating cavity, thereby be favorable to the heat dissipation effect of electric control box.

The utility model relates to a kind of PP three-layer co-extrusion foamed sheet surface skin feeling modification devices, and three extruders, screen changer, metering pump, distributor, die, calendar roll group, multiple guide temperature control roller, cooling setting roller group, traction roller group and cutting mechanism are sequentially provided along assembly line direction.The roller barrel of each temperature control structure involved in the utility model is all adopted double-runner spiral structure, and heat exchange medium flows from the middle to both ends of runner or middle two ends to middle, shortens the flow path of heat exchange medium, improves temperature difference, so as to ensure that the temperature of roller barrel can be stably controlled in predetermined range, so as to improve the quality of skin feeling texture modification on three-layer pp foamed sheet upper layer, so that skin feeling texture is more delicate.

The invention discloses a dust collector, which relates to the field of dust collectors, comprises a main body structure, and is characterized in that a primary separation structure, a secondary separation structure and a dust collection cup which are coaxial and detachable are arranged on the main body structure, the dust collection cup sleeves the outer side of the primary separation structure, and a cyclone separation cavity is formed between the dust collection cup and the primary separation structure; the secondary separation structure is provided with an air inlet channel, an inlet of the air inlet channel is detachably connected with an air inlet pipe, the air inlet structure is provided with an air inlet channel communicated with the air inlet channel, and an outlet of the air inlet channel is tangent to the cyclone separation cavity, so that dirty air enters the air inlet channel through the air inlet pipe and is tangentially discharged into the cyclone separation cavity through the air inlet pipe; the cyclone dust collector is compact in structure, uniform in airflow distribution, capable of avoiding bias flow, beneficial to quickly forming a stable cyclone flow field, improving dust separation efficiency, shortening an air inlet path, reducing airflow turning times and reducing wind resistance and energy loss, and the overall structure is convenient to disassemble, assemble, clean and maintain.

The utility model discloses a double-cylinder and double-motor inflating device, and belongs to the field of inflating devices. The double-cylinder double-motor inflation device comprises a first inflation pump, a second inflation pump and an offset type air outlet piece. The first inflator pump and the second inflator pump are arranged side by side; the offset air outlet piece is communicated with the first inflator pump and the second inflator pump, and an air outlet is formed in the offset air outlet piece and is adjacent to the first inflator pump. According to the double-cylinder and double-motor inflating device, the driving load of a single inflating pump is reduced, and the temperature rise is reduced to prolong the service life; the flow path of the first inflator pump is shortened, the flow path of the second inflator pump is prolonged, airflow interference is reduced through the spatial asymmetric flow path design, the flow balance problem when the double air pumps are connected in parallel is solved, and meanwhile the compact layout is maintained.

The application discloses an electric power device, a power assembly and a vehicle. The electric power device comprises a shell, a power module, an electric control module, a first heat exchange element and a second heat exchange element. The shell comprises a mounting plate and a heat dissipation structure. The mounting plate comprises a first surface and a second surface opposite to each other in a first direction. The first surface has a first region and a second region. The heat dissipation structure is arranged on the second surface and corresponds to the first region and the second region. The power module is arranged on the first region, and the electric control module is arranged on the second region. The first heat exchange element is arranged on the first region, and the first heat exchange element flows cooling medium to exchange heat with the power module. The second heat exchange element is arranged on the second region, and the second heat exchange element flows cooling medium to exchange heat with the electric control module. The heat dissipation structure is connected with the first heat exchange element and the second heat exchange element. The electric power device can shorten the flow path of the flow channel and improve the heat exchange efficiency.

This invention discloses a chip heat dissipation structure and method, relating to the field of chip thermal management technology, and addressing the problem of limited heat dissipation capacity in existing technologies. The structure includes: a structural layer, a first flexible manifold layer, and a second flexible manifold layer; both the first and second flexible manifold layers are provided with cooling medium inlets and outlets; the cooling medium inlets and outlets on the first and second flexible manifold layers are correspondingly connected; the first flexible manifold layer also has a liquid distribution channel; the structural layer is disposed above the first flexible manifold layer and has a microfluidic structure, through which the cooling medium is uniformly dispersed into the microfluidic structure. Introducing flexible manifolds and microfluidic heat dissipation into the thermal management of high-power chips in flexible electronic systems allows the coolant to be directly pumped to the chip's hot spots, quickly removing heat and effectively improving heat dissipation efficiency.

The utility model discloses a power nickel-metal hydride battery which comprises an outer shell, the outer shell comprises a shell body with at least one face open and a sealing cover, a plurality of mutually independent cavities are formed in the outer shell through partition plates, and a battery cell is placed in each cavity. A positive collector plate and a negative collector plate of the battery cell penetrate out of the shell through a through hole in the sealing cover and form an electric connection structure outside, a glue injection groove is formed in the periphery of the electric connection structure of the sealing cover, and sealant is poured into the glue injection groove to seal the whole electric connection structure. The positive collector plate and the negative collector plate are led out of the shell to form an electric connection structure, each cavity is only provided with the through hole to be communicated with the outside, all the cavities are not communicated at all, the through holes are sealed in a sealant pouring mode, the connection and sealing technology is simple, special equipment is not needed, the input cost is low, connection is reliable, and the service life is long. The utility model has the characteristics of simple structure, high sealing performance, low failure rate and easiness in maintenance, and overcomes the technical problems of high process difficulty and low yield in the prior art.

The application provides a ladle slow cooling device and slow cooling process, which comprises a ladle water bath box and a bearing base for placing the ladle water bath box, the bearing base is in a stepped shape, the ladle water bath boxes are multiple and are placed on different stepped surfaces of the bearing base in sequence, two adjacent ladle water bath boxes are in a liquid conduction state, the sidewalls of the multiple ladle water bath boxes are provided with liquid circulation assemblies, the liquid circulation assemblies comprise main circulation pipelines, the main circulation pipelines and the corresponding ladle water bath boxes are in a conduction state through branch circulation pipelines, the ladle water bath boxes and the branch circulation pipelines are respectively provided with conduction valve groups, and the liquid circulation assemblies are in different states through control of the conduction valve groups to realize circulation flow of the liquid between different branch circulation pipelines. The application can realize circulation cooling of the ladle in a closed loop system, adjusts the cooling liquid flow according to the information state of the ladle, reduces the loss of energy, and improves the working environment.

The invention discloses composite multi-layer stable plate extrusion equipment and an extrusion method thereof, and relates to the field of composite plate production and processing.The composite multi-layer stable plate extrusion equipment comprises a first extruder and a second extruder, the first extruder and the second extruder extrude two melts used for producing a composite multi-layer stable plate respectively, and a plate discharging machine is used for flattening the melts and forming a preliminary plate blank; one end of the extrusion die is connected with the first extruder, the other end of the extrusion die is connected with the plate discharging machine, one side of the extrusion die is connected with the second extruder through a movable connector in a bent state, and the extrusion die is used for compounding the two melts according to a set proportion and then guiding the two melts to the plate discharging machine. The extrusion die formed by combining multiple layers of structures is designed, a five-layer composite board structure which sequentially comprises the middle layer, the two interlayers and the two outermost layers from inside to outside is formed, and the nail-holding power of the board is improved; the two interlayers and the two outermost layers are uniformly stressed in the flowing process, so that the material fusion quality is effectively improved.

The present application relates to a vertical mineralization reactor, system and method for preparing artificial aggregate from mineralized CO2, the reactor comprising a body provided with a shaped green body inlet, a mineralized aggregate outlet, a flue gas inlet and a tail gas outlet; a moving bed and a fixed bed are arranged in the reaction cavity, the shaped green body entering the reaction cavity passes through the moving bed and then enters the fixed bed; the moving bed comprises a plurality of inclined and staggered sieve trays, and the shaped green body moves step by step on the sieve trays. The moving bed can slow down the impact of the green body, prolong the flow path of the shaped green body and CO2, increase the gas-solid two-phase countercurrent contact time to promote the mass transfer process, and improve the product qualification rate; the fixed bed can ensure the uniformity and mechanical properties of the product. The vertical reactor can save space, and the system integrated with the reactor can realize low-cost carbon capture and utilization by directly mineralizing low-concentration flue gas CO2 from solid waste, low-temperature micro-positive pressure mineralization curing can reduce the operation energy consumption, and fresh flue gas and atomized water can improve the mineralization efficiency.

The utility model relates to battery technology field discloses a kind of battery vacuum drying furnace, including furnace body, multiple heating plates are equipped in furnace body, multiple heating plates are spaced apart along the height direction of furnace body, and each heating plate is used to place battery and heat battery. The inside of each heating plate is embedded with multiple parallel heat supply pipelines, multiple heat supply pipelines are arranged along the first direction, fluid medium flows in heat supply pipeline, and heat supply pipeline heats heating plate by fluid medium. Heat supply pipeline includes inlet and outlet, inlet and outlet are arranged on the same side of heating plate, and the inlet and outlet of each heat supply pipeline are adjacently arranged. The battery vacuum drying furnace disclosed in the utility model can avoid battery short circuit caused by over-temperature of heating plate.

The utility model relates to battery pack technical field, concretely relates to a forced air cooling battery package. The utility model provides a forced air cooling battery package, including box, be provided with module frame in the box, the module frame is fixed with electric core group in, and the electric core group includes a plurality of parallel arrangement's electric core, and the axial direction of electric core is in XOY plane or with XOY plane parallelism;The box is fixed with fan, along OZ direction, and the box is set up with air inlet and air outlet;Module frame is provided with electric core support in, and the electric core is fixed in electric core support, and there is gap between adjacent electric core to form the air path. The utility model improves the space utilization and heat dissipation efficiency of battery package.

The utility model provides a packaging mold and a packaging structure, and relates to the technical field of semiconductor packaging, the packaging mold comprises a main flow channel, a first flow channel and a second flow channel, a cavity for placing a to-be-packaged workpiece is formed in the packaging mold, one end, close to the main flow channel, of the cavity is communicated with a first outlet of the main flow channel through the first flow channel, and the other end of the cavity is communicated with a second outlet of the second flow channel; the end, away from the main runner, of the cavity communicates with a second outlet of the main runner through a second runner, and the second runner is a linear runner. The packaging material flows in from the two different ports of the cavity to form an opposite flowing mode, so that the flowing path of the packaging material can be greatly shortened. Moreover, the second flow channel is a linear flow channel, so that the distance from the main flow channel to the far end of the cavity can be shortened, the packaging material can reach the far end of the cavity more quickly, and uniform filling in the cavity is ensured. Therefore, the problem of packaging material curing caused by overlong flowing time in the packaging process can be effectively avoided, and the filling property and the filling effect in the injection molding process are ensured.