23results about How to "Full exchange" patented technology

The invention provides an energy-saving boiler and a thallium removal process for spodumene brine. Relates to the field of energy-saving boilers. The furnace body is fixedly mounted at the bottom of the inner wall of the isolation box through a bracket; and the top cover is fixedly mounted at the top of the furnace body. According to the energy-saving boiler and the spodumene brine thallium removal process provided by the invention, water is injected into the boiler body by arranging the water delivery pump, and external high-temperature flue gas sequentially flows through the plurality of heating pipes, so that layered and stepped uniform heating of the water body in the boiler body is realized, the heat energy utilization efficiency is remarkably improved, and the energy is saved; smoke flows step by step in the heating pipe and is finally discharged, the flow speed of the smoke is reduced, heat is fully exchanged, the smoke discharging temperature is reduced, meanwhile, the water suction pump continuously and stably outputs hot water at the constant temperature of 40 DEG C to the constant-temperature water bath, stability of the water supply temperature is guaranteed, operation is energy-saving, and the automation degree is high.

The application relates to the technical field of waste heat recovery, and discloses a phosphorus trichloride reaction waste heat recycling device, which comprises a base, a reaction kettle and an energy storage box are fixedly installed at the top of the base, the reaction kettle is located at the left side of the energy storage box, a function box is fixedly installed at the top of the reaction kettle, the same piston cylinder is fixedly installed at the top of the energy storage box and the right side of the function box, a motor is fixedly installed on the top inner wall of the function box, a stirring mechanism is arranged in the reaction kettle, a feeding pipe is arranged at the left side of the reaction kettle, a jacket is arranged outside the reaction kettle, and an oil feeding pipe is arranged at the left side of the jacket. The application has the following advantages and effects: the piston mechanism is arranged, when the piston plate slides to the right, gas is pressed into water in the energy storage box through the breather pipe, the water is uniformly heated by the water disturbance in the process of the bubble rising and breaking in the water, and the purpose of avoiding the situation that the local water temperature is too high or too low can be achieved.

This invention discloses a river water ecological restoration and purification device, belonging to the field of river water purification technology. It includes a base plate with an air cushion installed at its bottom. Above the base plate, from front to back, are sequentially arranged an ice-breaking and salvage conveying component, a collection and separation component, a water purification component, and an oxygenation component. The collection and separation component contains a vibrating filter component. A drive component is located between the ice-breaking and salvage conveying component and the collection and separation component. A propeller is fixedly installed at the rear of the base plate, and a power component for unmanned operation is installed on the top of the base plate. This invention, through its integrated ice-breaking and salvage conveying component, collection and separation component, vibrating filter component, water purification component, and oxygenation component, highly integrates multiple functional modules such as ice breaking, salvage, conveying, solid-liquid separation, water purification, and oxygenation, filling the gap left by the inability of most cleaning equipment to be used in winter and achieving uninterrupted river ecological restoration.

The utility model discloses a culture bottle for indoor soil culture, and relates to the technical field of soil sample culture. A 150 cylindrical brown glass wide-mouth bottle is selected as the culture bottle, the brown glass can prevent light pollution, the culture effect and quality can be further guaranteed, the cylindrical culture bottle can be arranged in the culture box in the maximum volume mode, the bottom of each silicone tube extends into the bottom of the culture bottle, and therefore the culture effect and quality are improved. Through the arrangement, gas in the culture bottle can be fully exchanged; by arranging the three-way valve, the installation stability of the silica gel tube can be guaranteed, nitrogen blowing can be carried out on the interior of the silica gel tube to guarantee the CO2 background value of a culture bottle, repeated uncovering is not needed, sample pollution is avoided, and continuous sampling measurement of a soil sample culture experiment is facilitated; the purpose of rapid sampling can be achieved through the injector, and the cultivation effect and quality are guaranteed.

The utility model provides a flow guide device and an air conditioner with the flow guide device, the flow guide device is arranged at an air supply outlet of a fan, and the flow guide device comprises a flow guide plate and a surrounding plate; the coaming is installed on the fan, on the air supply path of the air supply outlet, the first end of the flow guide plate is connected with the fan, the second end of the flow guide plate inclines towards the central axis of the air supply outlet, the second end of the flow guide plate and the coaming define a flow guide air duct, and the flow guide air duct communicates with the air supply outlet. According to the utility model, the guide plate is arranged at the air supply outlet, so that air can uniformly cover each area of the evaporator when passing through the guide air duct, the problem of insufficient air quantity at the bottom of the original evaporator is effectively solved, and the air field distribution on the windward side of the evaporator is more uniform.

The utility model discloses an agricultural planting composting device, and relates to the technical field of composting devices. Comprising a bearing table, the top end of the bearing table is slidably connected with a composting box, a supporting piece is fixed to the top end of the bearing table, a discharging piece is fixed to the top end of the supporting piece and located above the composting box, a rotating shaft is rotationally connected between the inner walls of the two sides of the discharging piece, and a plurality of stirring rods are fixed to the outer wall of the rotating shaft; one side of the rotating shaft penetrates through the blanking piece and then a worm wheel is fixed on the outer wall. The motor is started and drives the lead screw to rotate, the lead screw rotates to drive the sliding block to move, and the sliding block moves to drive the composting box to move left and right, so that the stirring rod in the discharging piece can stir different positions of the composting box, and the situation that materials in some areas are not subjected to sufficient air exchange and humidity adjustment is avoided; in addition, the screw rod rotates to drive the worm to rotate, the worm rotates to drive the worm gear to rotate, the worm gear rotates to drive the rotating shaft to rotate, and the rotating shaft rotates to drive the multiple stirring rods to rotate.

The application discloses a long-time high-temperature-resistant lead sulfide colloidal quantum dot film and a preparation method thereof, and comprises the following steps: obtaining first PbS quantum dot solids, wherein the surface ligand of the first PbS quantum dot solids is a first ligand; dissolving the first PbS quantum dot solids in a first non-polar solvent to form a first PbS quantum dot solution; adding a mercaptan ligand into the first PbS quantum dot solution; obtaining second PbS quantum dot solids, wherein the surface of the quantum dots is the mercaptan ligand; dissolving the quantum dots with the mercaptan ligand on the surface in a second non-polar solvent to obtain a second PbS quantum dot solution; and spin-coating the second PbS quantum dot solution on a substrate to prepare a PbS colloidal quantum dot film; and the mercaptan ligand is one or a combination of mercaptoethanol (ME) or butanethiol. According to the application, mercaptoethanol (ME) or butanethiol is used as the PbS quantum dot solid ligand, the high-temperature-resistant mercaptan ligand is used to replace the high-temperature-unstable metal halide ligand, and the long-time high-temperature stability of the PbS quantum dot film is greatly improved.

The invention discloses a sampling device for synchronously monitoring greenhouse gases of different water layers of a reservoir, and relates to the technical field of water samplers, the sampling device comprises a connecting frame and a plurality of sampling units arranged on the connecting frame at intervals, each sampling unit comprises a bottle body with two open ends, and the two open ends of each bottle body are hinged to sealing covers; and the circumferential side of each sampling unit is provided with an opening and closing assembly for controlling the opening and closing of the sealing cover. Through arrangement of the opening and closing assembly, the retracting and releasing device, the clamping assembly and the like, all the sampling units are connected in series through one connecting rope, and an electromagnetic adsorption and release mechanism coordinated by the control unit is matched, so that the multiple sampling units can sequentially and accurately stay in different preset water layers in the one-time descending process; and the sealing covers in all the sampling units are uniformly controlled by the first strong electromagnet and can be synchronously powered off and closed after all the units are in place, so that synchronous collection of water samples at different depths is realized.

This utility model relates to the field of furnace tube processing technology, and in particular to a high-efficiency and energy-saving industrial furnace tube heat processing equipment. It includes a support base, on which a heating furnace chamber is fixedly connected. A burner is installed on the inner wall of the heating furnace chamber, and an outlet is opened at the top of the furnace chamber. The outlet is connected to a primary recovery furnace via a guide pipe, and a gas collector is fixedly connected to one end of the guide pipe near the outlet. During heat processing of the furnace tube, the high-temperature waste gas generated by the burner flows in the primary recovery furnace. An axial flow fan drives the air to flow in the opposite direction, and the guide fins increase the contact area and improve heat exchange efficiency. The secondary recovery furnace uses guide plates and guide ridges to increase the length of the waste gas flow path and the degree of turbulence, extending the heat exchange time. The tertiary recovery furnace exchanges heat with cooling water through multiple heat exchange tubes. This tiered waste heat recovery design improves waste heat utilization, reduces the overall energy consumption during furnace tube heat processing, and achieves high efficiency and energy saving in furnace tube heat processing.

This utility model relates to the field of fermentation reactor technology, specifically to an anaerobic fermentation reactor. It solves the problem that stirring blades in existing anaerobic fermentation reactors easily affect fermentation efficiency, thus improving the practicality of the equipment. Its structure includes a tank body, a reaction chamber inside the tank, a control chamber at the top of the reaction chamber, a rotating shaft rotatably connected to the reaction chamber, and several stirring blades mounted on the rotating shaft. A control motor is located in the control chamber, and a control structure for intermittently controlling the rotation of the stirring blades is provided between the control motor and the rotating shaft. This embodiment replaces the existing technology of directly stirring microorganisms in the tank with stirring blades. This embodiment can reduce physical damage to microorganisms while ensuring thorough mixing and gas exchange, providing a more stable and suitable growth environment for microorganisms, thereby improving fermentation efficiency and the biotransformation capacity of microorganisms, and has strong practicality.

This utility model provides a bipolar plate flow channel device for an electrolytic cell, relating to the field of bipolar plates for electrolytic cells. The device includes a bipolar plate body and a flow channel assembly. The bipolar plate body comprises a plate and a flow channel body. The flow channel body is formed on the plate. The flow channel assembly is arranged within the flow channel body. The flow channel assembly includes a flow-enhancing groove and a flow-enhancing block. Multiple flow-enhancing grooves are evenly distributed on one side of the inner wall of the flow channel body. Multiple flow-enhancing blocks are evenly distributed on the other side of the inner wall of the flow channel body. The flow-enhancing groove has a V-shaped structure. The flow-enhancing block has an isosceles triangular structure, and the tip direction of the flow-enhancing block is the same as the tip direction of the flow-enhancing groove. This bipolar plate flow channel device has a simple and reasonable structure and ingenious design. By setting the flow-enhancing groove and flow-enhancing block in cooperation, it can not only optimize the flow path of the electrolyte and gas but also improve the mass transfer efficiency, thereby improving the effectiveness of this utility model.

The utility model relates to a modular assembly type heat exchange device which comprises a base frame, the base frame comprises a fixed plate and a movable plate moving in the length direction of the base frame, the movable plate is fixedly arranged on one side of the fixed plate in parallel through a fastener, a plurality of modules are arranged between the movable plate and the fixed plate side by side, and hot fluid flows in from a flowing hole in the upper portion of the left side. Cold fluid is injected into the liquid inlet end of the snakelike groove through the guide groove of one heat exchange plate of the module, and the cold fluid enters from the flowing hole in the lower portion of the right side and forms a flowing path opposite to the cold fluid through the other heat exchange plate of the module. Cold fluid and hot fluid completely reversely flow in the module, the hot fluid flows in the snakelike groove in a winding path, efficient heat exchange is achieved, the residence time of the fluid in the module is prolonged, and it is ensured that sufficient heat energy exchange can still be completed under the high-flow-speed working condition.

The utility model relates to the technical field of pigment red preparation, and discloses a pigment red 254 rake dryer mechanical seal cooling system which comprises a storage tank, an inlet of the storage tank is fixedly connected with a cooling medium inlet pipe valve, and an outlet of the storage tank is respectively connected with a circulating pump B and a circulating pump A through a three-way pipe. An outlet of the circulating pump B and an outlet of the circulating pump A are connected to an inlet of a heat exchanger through a three-way pipe, an outlet of the heat exchanger is connected to a stirring mechanical sealing mechanism through a pipeline, and the stirring mechanical sealing mechanism is connected with a rotating shaft of the rake dryer in a sealed mode. By optimizing a cooling medium and adopting an efficient heat exchanger, a double-pump parallel design and an intelligent temperature control system, the cooling problem of the mechanical seal of the pigment red 254 rake dryer in a high-temperature environment is effectively solved, the stability and reliability of equipment are improved, the service life of the mechanical seal is prolonged, and the service life of the mechanical seal is prolonged. And a powerful guarantee is provided for high-quality production of the pigment red 254.

The utility model discloses a flue type waste heat recycling device, which belongs to the field of waste heat recovery and comprises a flue connecting pipe, a switch component arranged at the right end of the flue connecting pipe, a dust backflow prevention component arranged at the right end of the switch component, and a filter component arranged at the right end of the dust backflow prevention component. According to the technical scheme, the heat storage device is characterized in that reverse protruding blocks which are distributed in a staggered mode are arranged in a conveying pipe, dust backflow is effectively prevented, the situation that dust flows back to block a flue connecting pipe is avoided, a large-hole filtering plate and a small-hole filtering plate are sequentially arranged in the filtering assembly in a matched mode, and the heat storage assemblies are arranged at the outer end of the filtering assembly in a matched mode. The waste heat is filtered in a classified mode; meanwhile, the contact area with the waste heat is increased through spiral heat conduction pieces in the heat storage assembly, meanwhile, a circulation loop is formed through a backflow pipe, the waste heat circulates in the device, the heat storage assembly can be independently taken down to be used at other places, and waste heat recycling is effectively achieved.

The utility model relates to the technical field of engine cylinder sleeves, in particular to a spiral heat dissipation groove structure with flow guide fins, which comprises a heat dissipation groove positioned on the outer surface of a cylinder sleeve, the heat dissipation groove is spirally arranged along the axial direction of a cylinder sleeve body in a surrounding manner, the flow guide fins are arranged in the heat dissipation groove at intervals, and the flow guide fins are arranged along the spiral extension direction of the heat dissipation groove. The flow guide fins are detachably connected with the groove walls of the heat dissipation grooves; an annular flange is arranged at the top of the cylinder sleeve, an annular groove is formed in the bottom of the cylinder sleeve, and the annular flange and the annular groove are used for being assembled and connected with an engine body. According to the spiral heat dissipation groove structure with the flow guide fins, the heat dissipation grooves are spirally arranged in the axial direction of the cylinder sleeve body in a surrounding mode, the contact area of the heat dissipation grooves and cooling media is increased, the flowing path of the cooling media in the heat dissipation grooves is prolonged, and heat exchange is more sufficient; meanwhile, the flow guide fins arranged in the heat dissipation groove in the spiral extending direction can effectively guide the cooling medium to flow, disturb a fluid boundary layer and enhance the convective heat exchange effect.

This utility model relates to the field of waste heat recovery technology for air compressors, and discloses a waste heat recovery system for air compressors. The heat exchange medium inlet of the heat exchange tube bundle on the waste heat recovery heat exchanger is connected to the exhaust port of the air compressor body. The heat exchange tube bundle is spiral-shaped and has a horizontal U-shaped structure. The inlet and outlet of the heat medium on the waste heat recovery heat exchanger are connected to the outlet of the circulating water pump and the inlet of the heat storage tank, respectively. The waste heat recovery heat exchanger is divided into upper and lower layers by a partition component. Each of the upper and lower heat exchange chambers is equipped with baffles that match the spiral direction of the heat exchange tube bundle. The heat exchange tube bundle increases the contact area and contact time between the heat medium and the heat exchange medium, while the baffles guide the flow of the heat medium and increase the heat exchange contact time within the waste heat recovery heat exchanger. Through the orderly flow channel, baffles, and spiral tube bundle design, heat exchange efficiency is improved and the medium contact time is extended, achieving energy saving, consumption reduction, and space saving.

The invention discloses a running water net cage culture method for coreius fasciatus. The running water net cage culture method comprises the following steps: S1, setting a culture environment and a net cage; s2, fingerling stocking; s3, feeding management; s4, daily management; s5, disease prevention and control; s6, harvesting and transporting, in the step S1, a plurality of net cages are prepared, the net cages need to be placed in a pond or a reservoir with the water depth larger than 4 m, the pond or the reservoir needs good water quality and high dissolved oxygen, every three net cages form a group, a water pushing machine is arranged on one side of one group of net cages, a gas compressor is arranged on the inner side of the water pushing machine, and a baffle is arranged in the water pushing machine. An exclusive breeding mode different from conventional freshwater fishes is provided for coreius guichenoti, the overall design of water flowing and environment regulation is emphasized, and the feeding activity and growth efficiency of coreius guichenoti are improved by improving the breeding environment directly aiming at the core problems of insufficient water exchange, lack of water flow stimulation and the like in still water breeding. And a complete scheme is provided for efficient and healthy coreius coreius culture.

The application relates to a technical field of extracting ampelopsis extract, in particular to an ultrasonic microwave synergic extraction equipment for extracting ampelopsis extract, which comprises an extraction cylinder, a liquid injection port, a material injection port, a material discharge port, an annular cylinder, a sleeve ring and a stirring plate. The ultrasonic microwave synergic extraction equipment for extracting ampelopsis extract drives the annular cylinder to make circumferential revolution along the cylinder body axis through a rotating shaft and a supporting arm, meanwhile, the first tooth ring on the outer wall of the annular cylinder and the second tooth ring on the inner wall of the cylinder body are meshed with each other, and the annular cylinder makes self-rotation movement around the sleeve ring axis in the revolution process, the movement mode of the revolution and the self-rotation is combined, the stirring plate on the outer wall of the sleeve ring makes full-range and multi-track stirring movement in the extraction cylinder, the stirring plate can cover the whole cross section of the extraction cylinder and mix the upper and lower materials, and the phenomenon that the ampelopsis powder and the extraction solvent are locally mixed unevenly and the concentration is layered can be effectively avoided.

The utility model discloses a high -efficient heat dissipation piston of built -in oil cooling channel relates to piston technical field, including piston body, the outer surface of piston body is set up with a plurality of sealing grooves, the inside of every sealing groove all is provided with sealing ring, the top of piston body inside is set up with the serpentine channel, both ends of serpentine channel all are set up with the connecting channel, the both sides of piston body all are set up with recess, one side of two connecting channels all is set up with the oil inlet hole, and two oil inlet holes are located corresponding recess one side respectively, the inside of serpentine channel is provided with a plurality of baffle. The utility model discloses through built -in serpentine channel and cooling oil circulation, cooperate rectangular cross -section design, make piston top heat dissipation efficiency promotion, and the staggered turbulent structure formed by baffle prolongs oil liquid residence time, and the full exchange of heat is ensured.

The utility model belongs to power semiconductor module heat dissipation technical field, concretely relates to a kind of power semiconductor module liquid cooling heat dissipation plate and heat dissipation module.The utility model's power semiconductor module liquid cooling heat dissipation plate includes: plate body, its front surface is used to install chip, back surface is provided with multiple pinfin;The outer wall of the pinfin is provided with spiral portion.The utility model's power semiconductor module liquid cooling heat dissipation plate can carry out three-dimensional turbulence to cooling liquid from two angles of plane and longitudinal direction by the outer wall of pinfin design into spiral, so that cooling liquid and heat exchange of heat dissipation plate are more sufficient, can improve the heat dissipation effect of power module.In addition, pinfin is divided into three regions according to density, gradually encrypted from liquid inlet to liquid outlet, so that the area where cooling liquid temperature gradually increases can also guarantee heat dissipation performance.

This invention provides a microfluidic quantitative detection device, including a sample tube, a quantitative injection device, and a reaction tube. The quantitative injection device is equipped with a gas-liquid exchange zone. When the quantitative injection device and the reaction tube are integrated, the sample in the sample tube can be quantitatively transferred to the reaction tube through the quantitative injection device. By setting the position of the gas-liquid exchange tank so that the tank opening is located at the side opening of the quantitative injection device, and the bottom edge of the tank opening is flush with the plane of the liquid outlet, the gas-liquid exchange effect is improved. Exhaust channels are provided from the liquid reaction zone of the gas-liquid exchange tank and the reaction tube, respectively. A flow guiding module is provided at the bottom of the quantitative injection device to improve the control accuracy of the gas-liquid exchange volume, thereby improving the accuracy of automatic quantitative transfer of samples in a closed environment, effectively avoiding aerosol contamination of the sample in the environment, and ensuring the accuracy and sensitivity of the detection results.

The invention relates to the technical field of gear grinding machines, in particular to a gear grinding machine with a working fluid circulation function, which comprises a machine body, a gear grinding mechanism and a filtering mechanism, and the filtering mechanism comprises a box body, a filtering piece and a magnetic attraction assembly, the box body is connected with an oil inlet pipe and an oil discharge pipe which is communicated with the oil spraying pipe. According to the invention, a low-temperature working solution cooled by an oil cooler firstly enters the stirring body, and the stirring body can conduct heat, so that the stirring body can be regarded as a cold accumulation piece, and when the stirring body rotates, the working solution flows in the stirring body along the axial direction of the stirring body and flows from one end of the stirring body to a discharge hole in the other end of the stirring body; the stirring body can make full contact with working fluid, full heat exchange is achieved, the temperature of the working fluid is more uniform, then the working fluid enters the oil discharging pipe, flows to the oil spraying pipe through a pipeline and is sprayed out through the oil spraying pipe, and repeated use of the working fluid is achieved.

The present application relates to a kind of dental implants for repairing alveolar bone defect, the dental implant includes abutment, implant and side wing, three are integrally connected;The lower part of abutment is connected with the upper part of implant and is provided with side wing, the side wing is the integrated composite structure formed by reinforcing layer and porous layer.Two side wings of the dental implant are astride on alveolar bone surface, two side wings effectively disperse stress, and two side wings produce good clamping effect to alveolar bone, avoid making dental implant sink, rotate and loosen in bone alveolar bone, provide better initial stability.And the porous layer of side wing plays the role of bone graft, the shape and size of porous layer can be designed according to the shape and size of alveolar bone bone defect part.The implant of the dental implant and the porous layer of side wing have multi-scale aperture porous structure, promote bone tissue to grow into porous structure, so that implant and alveolar bone form bone integration, realize long-term biological fixation.