9results about How to "Extended circulation time" patented technology

The utility model relates to the technical field of yarn processing, and discloses a drying and shaping device for yarn processing, which comprises a drying box, a preheating cylinder, an air delivery pipe, an exhaust nozzle, a drying mechanism and a flow guide plate, the preheating cylinder is arranged on the left side of the drying box and fixedly connected with the drying box through the air delivery pipe, and a spiral flow guide groove is arranged in the preheating cylinder. The exhaust nozzle is fixed to the lower left end of the preheating cylinder, the air conveying pipe communicates with an inlet of the spiral flow guide groove, the exhaust nozzle is connected with an outlet of the spiral flow guide groove, a plurality of flow guide plates are fixed to the upper side and the lower side of the interior of the drying box and form a bent airflow channel in the drying box, and a drying mechanism communicating with the drying box is installed at the top of the drying box. The drying device is high in heat utilization rate and better in drying effect.

The utility model discloses a spiral flow guide type crude oil vacuum degassing condensation recovery device, including frame, be provided with cooling tank in the frame, the fixed coupling of condensing assembly has in the cooling tank, the lower end intercommunication of condensing assembly is used for separating the shunt component of condensing crude oil and mixed gas, the shunt component is located below the cooling tank and sets up the utility model, through setting condensing assembly, when carrying out condensation recovery crude oil to mixed gas, utilize spiral flow guide pipe extension gas flow time, cooperate the flow guide groove on flow guide pipe simultaneously, after injecting cooling water into flow guide groove, carry out long -time condensation to mixed gas, make the gasification crude oil in mixed gas condense in the inner wall of flow guide pipe, then crude oil has mixed gas and enters the shunt component separation, realize the recovery to crude oil, reduce the waste of crude oil resources, improve crude oil utilization rate.

This utility model discloses a waste ink washing liquid recycling device for printing, including a support frame on which primary, secondary, and tertiary filter tubes are fixedly installed. The primary filter tube uses a pre-screening filter to filter large particulate impurities, the secondary filter tube uses activated carbon to adsorb pigments and organic pollutants, and the tertiary filter tube uses a microporous membrane to finely filter small particles. The secondary filter tube has a three-way structure for easy replacement of activated carbon, and the adsorption status can be observed through an observation cover. Components such as connecting rods, sealing plugs, and support plates work together to achieve a good seal, while springs, limiting plates, and limiting rods facilitate the installation and fixation of components. This device solves the problems of incomplete filtration, inconvenient activated carbon maintenance, poor sealing, and cumbersome installation and fixation in traditional recycling devices, improving the efficiency and quality of waste ink washing liquid recycling and achieving environmental protection and resource recycling.

This invention provides a constant temperature device, comprising: a flow guide, a temperature regulating device, and a heat exchanger. The flow guide has a liquid flow channel for flowing liquid; the temperature regulating device includes a Peltier element, a first substrate, and a second substrate, wherein the Peltier element is disposed between the first substrate and the second substrate and is respectively bonded and connected to the first substrate and the second substrate; the first substrate is disposed over the opening end of the liquid flow channel and cooperates with the liquid flow channel to form a liquid flow channel for flowing liquid; the Peltier element cools or heats the liquid flowing through the liquid flow channel through the first substrate; the design of this invention simplifies the structure of the constant temperature device, eliminates the heat-conducting plate in the prior art, and allows the temperature regulating device to directly contact the flow guide, thereby allowing the liquid in the liquid flow channel to directly contact the temperature regulating device and exchange heat, effectively reducing the thermal resistance during the heat exchange process and improving the heat exchange efficiency.

The utility model provides a condensing heat exchanger and a water heater including the same, the condensing heat exchanger comprises a housing and a water flow channel, the housing is internally provided with an air flow through cavity which continuously extends from an air inlet to an air outlet, the water flow channel is arranged in the air flow through cavity, the air flow through cavity comprises at least two air flow channels, and the flow directions of the at least two air flow channels are alternately and oppositely arranged. The water flow channel firstly makes contact with flue gas is a high-temperature area, the gas flow channel communicated with the gas outlet is a low-temperature area, and the water flow channel passes through the low-temperature area and the high-temperature area. The water heater comprises the condensation heat exchanger. The airflow channels with the alternately and oppositely arranged circulation directions can improve the complexity of the flow channels, increase the circulation length of flue gas in the airflow circulation cavity and further prolong the circulation time of the flue gas, and are matched with the water flow channels passing through the low-temperature area and the high-temperature area, so that the water flow channels make contact with high-temperature flue gas in the high-temperature area and make contact with low-temperature flue gas in the low-temperature area; the heat exchange efficiency is improved through the maximum temperature difference.

The utility model discloses an anti-sticking master batch cooling device for polyurethane film production, which relates to the technical field of design of polyurethane film production devices and comprises a fixed base, a cooling stirring unit and a cold air cooling component. The upper side surface of the fixed base is fixedly connected with a supporting and fixing shell, a cold air cooling assembly is arranged in the supporting and fixing shell, the cooling and stirring unit comprises material containing barrels, a feeding pipeline, a discharging sealing plate and a fixed top plate, and the upper side surface of the supporting and fixing shell is fixedly connected with one material containing barrel through a supporting frame; the inside of the feeding hole in the material containing barrel is fixedly connected with the feeding pipeline in a clamped mode, in the heat dissipation process, contact between the master batch and cold air is more sufficient, heat dissipation can be conducted on the accumulated inside, the heat dissipation time is shortened, the anti-sticking master batch is stirred more evenly, and the heat dissipation cost is reduced.

An energy-saving and environmentally friendly air preheating device for coal-fired boilers is disclosed. The device includes a base plate, preheating pipes, baffle blocks, and gas flow components. The preheating pipes are connected to the top of the base plate, and the gas flow components are mounted on the preheating pipes. A baffle block is rotatably connected to the lower left side of the preheating pipes. The device also includes manifolds, baffles, and flue gas guide plates. Baffles are connected to both the upper and lower sides of the preheating pipes, and manifolds are evenly spaced and densely distributed between the baffles. Flue gas guide plates are slidably connected between the upper and lower sides of multiple manifolds. This invention, when using boiler flue gas after combustion to heat air, can filter out the waste residue from the hot flue gas and use the heat from the waste residue to heat the air, increasing the utilization rate of flue gas thermal energy.

The utility model belongs to the field of finned tube radiator, specifically is a kind of finned tube radiator for hydrogen energy automobile, including frame, the both sides of frame are fixedly connected with connecting block, the top of connecting block is rotatably connected with cleaning assembly, the surface of frame is connected with communicating pipe, one end of communicating pipe is fixedly connected with A connecting flange, the surface of A connecting flange is annular array screw thread connection with base pipe assembly;Through the structural setting of cleaning assembly, in the process using the finned radiator, servo motor is connected to power supply energization, make transmission rod drive one gear rotation, and all gear synchronous rotation is made to transmission by rack, to make screw rod synchronous rotation, the thread of screw rod is pushed screw cylinder lifting and drives connecting plate movement, and then the surface of helical base pipe is cleaned by the bristle of connecting plate side, so that the finned tube radiator can clean dust on base pipe, improve the heat dissipation efficiency.

The utility model relates to the technical field of vehicle-mounted equipment, and discloses an automobile cold and hot dual-purpose storage device which comprises a storage box body and a cover door, an air inlet groove and an air outlet groove are formed in the left side and the right side of the storage box body respectively, and an upper bearing sleeve and a lower bearing sleeve are arranged in the storage box body. A clamping boss used for being connected with the upper bearing sleeve and the lower bearing sleeve is arranged on the storage box body, the upper bearing sleeve and the lower bearing sleeve are connected with the clamping boss through threads, the upper bearing sleeve and the lower bearing sleeve are arranged in a crossed mode, and the upper bearing sleeve and the lower bearing sleeve are parallel to each other. Cold air or hot air generated by the automobile is utilized, after the cold air or the hot air enters the storage box body, the cold air or the hot air flows in a wave shape, conveying of the cold air or the hot air in the automobile is not affected, and the cold air or the hot air can be conveyed into the storage box body; the circulation time of cold air or hot air in the storage box body is prolonged, and then the cooling or heating effect of drinks can be improved.