60results about How to "Increase contact time" patented technology

The utility model relates to the technical field of walnut processing, in particular to a walnut processing cleaning machine with a graded collection function, which comprises a cleaning box, a cleaning cylinder is fixedly connected to the upper part in the cleaning box, and a rolling scrubbing mechanism is arranged in the cleaning cylinder; the arc-shaped plate is arranged outside the bottom end of the cleaning cylinder, and an opening and closing mechanism is arranged between the arc-shaped plate and the cleaning box; a screening and filtering mechanism is arranged on the lower portion in the cleaning box. Rotational movement of the hollow roller is matched with mechanical brushing of the brush, so that walnuts continuously roll and move on the inner wall of the cleaning cylinder, the contact time of the walnuts and the cleaning mechanism is remarkably prolonged, and the problem that the cleaning time is insufficient due to the fact that the walnuts quickly pass through the cleaning box in the prior art is effectively solved. And the effect of removing silt and pectin in the gullies on the surfaces of the walnuts is greatly improved.

The utility model discloses a kind of seed selection devices of agricultural seeding machine, including supporting leg, the supporting leg is fixedly connected with seed selection box, the inner wall of the seed selection box is fixedly connected with the fixed block of symmetrical division, the fixed block is slidably connected with connecting plate one, and the fixed frame is fixedly connected between two connecting plates one adjacent to left and right, the fixed frame is slidably connected with sliding frame, the sliding frame is inserted with sieve plate, the front side of the sliding frame is fixedly connected with two fixed plates, the fixed plate is slidably connected with sliding column, the sliding column is fixedly connected with wedge block, spring is fixedly connected between the wedge block and adjacent fixed plate, the both sides of the seed selection box are provided with through-hole, and the through-hole of the seed selection box is fixedly connected with inclined plate. By the way that sliding frame and sieve plate are set as inserted, sieve plate is conveniently taken out from sliding frame, and by wedge block limiting sieve plate, sieve plate and sliding frame are in relatively fixed state, and then the efficiency of replacing sieve plate is improved.

This utility model relates to a material cooling hopper for cooling high-temperature fertilizers. It includes a discharge port, a channel, and a feed port. The discharge port and feed port are fixedly connected to both ends of the channel, with the feed port located above the channel. The channel is inclined, and a lifting plate is rotatably connected to the inner wall of the channel. The lifting plate contacts the high-temperature fertilizer. Multiple nozzles are installed at the top of the inner cavity of the channel. This utility model uses nozzles inside the channel for air cooling of the fertilizer. The inclined channel extends the contact time between the fertilizer and the cooling gas, allowing for direct cooling. A traction component drives the lifting plate to rotate reciprocally inside the channel, lifting a portion of the fertilizer and ensuring sufficient contact between the fertilizer and the cooling gas, thereby achieving uniform cooling of the fertilizer.

This application relates to the technical field of formaldehyde treatment equipment and discloses an industrial formaldehyde production tail gas treatment device, including a mounting frame fixedly installed in the middle of the inner cavity of a spray tower. The inner cavity of the mounting frame is provided with several sets of spray components. Each spray component includes a support frame fixedly installed at the bottom of the inner cavity of the mounting frame, and a first guide element is movably sleeved inside the support frame. Simultaneously, a second guide element extending to the bottom of the support frame is movably sleeved inside the first guide element. In this industrial formaldehyde production tail gas treatment device, regarding the arrangement of the spray components and their structures, during the operation of the spray tower, as formaldehyde tail gas accumulates at the bottom of the inner cavity, the gas pressure of the formaldehyde tail gas at the bottom of the inner cavity increases accordingly, forcing the second guide element to move upwards. This allows the formaldehyde tail gas to enter the gap formed between the first guide element and the support frame, thereby effectively increasing the contact time between the formaldehyde tail gas and water.

This utility model relates to the field of vaporizer technology, specifically a heat exchange vaporization and pressure regulation integrated device, comprising: two frames, with uniformly distributed mounting plates fixedly connected to the inner side of each frame; a liquid inlet pipe at the bottom of one frame and a gas outlet pipe on one side of the frame; a heat exchange structure disposed between the two frames; and a pressure regulating structure disposed on one side of the heat exchange structure. By setting the heat exchange structure, the medium can flow in a spiral shape by setting guide fins inside the heat exchange tube, increasing the flow path and thus prolonging the contact time between the medium and the heat exchange tube, improving the heat absorption time of the medium. Simultaneously, by setting protrusions, the surface roughness of the guide fins can be increased, increasing the turbulence during the medium flow process, thereby improving the heat exchange effect.

The utility model discloses a waste gas absorption tower for acid regenerator unit, including spray tower body, the inlet pipe is installed to the spray tower body lower extreme, the liquid discharge pipe is installed to the spray tower body lower extreme, the liquid injection pipe is installed to the spray tower body upper extreme, the waste gas absorption mechanism is installed in the spray tower body, the waste gas absorption mechanism includes the filler layer, the draft tube, the drive frame. The utility model has the advantages that liquid can be sprinkled on the filler through the opening on the draft tube, thereby the contact time of gas and liquid can be increased, the spraying range of liquid can be increased by rotating the draft tube through the drive frame, the draft tube can also be moved, thereby the position of the opening on the draft tube can be changed, so that the liquid on the draft tube can fall on every position on the filler, thereby the liquid spraying can be more uniform, and the absorption efficiency of gas is improved.

This invention relates to the field of steam appliance technology and discloses a novel steam flow channel structure, comprising a closed cavity formed by assembling a base plate, a mounting frame, a cover plate, a frame, and a top plate. The closed cavity contains a flow channel for water flow and vaporization. At least one water-blocking rib is provided on the inner wall of the flow channel. This rib obstructs and impacts the water as it flows through, prolonging the water's residence time within the channel and promoting the refinement of water molecules. Through the inverted fish-scale-shaped water-blocking rib structure, as the water flows within the channel, it continuously collides with and rebounds against the ribs, slowing the water's forward speed and increasing the contact time between the water and the inner wall of the channel. Simultaneously, the hook-shaped structure causes secondary collisions between water molecules after initial impact, breaking large water molecule clusters into smaller clusters, making it easier for the water to absorb heat and complete vaporization, thus improving vaporization efficiency.

The utility model relates to the technical field of asphalt production, especially a kind of even heating device for polyurethane modified asphalt production, including, stirring bucket, for accommodating polyurethane modified asphalt;Agitating mechanism is set to the inside of stirring bucket, for stirring material, scrape the sidewall and bottom surface of stirring bucket;Conduction heating mechanism, it is around to set in the outside of stirring bucket, the inside of stirring bucket is heated by heat conduction oil conduction;And, radiation heating mechanism, the radiation heating mechanism is installed in the bottom of stirring bucket, the inside of stirring bucket is heated by infrared radiation, the utility model is guided to the heat conduction oil to be folded type path flow by folding type deflector, pass through turbulent disturbance and extend heat transfer path, so that heat is fully transferred, the heat transfer efficiency of heat conduction oil and stirring bucket wall is greatly improved, and the closed loop system of heat conduction oil furnace and circulating pump ensures that heat is continuously supplied and transported, so that heat transfer efficiency is greatly improved.

This utility model discloses a device for recovering heat from exhaust gas, relating to the field of exhaust gas recovery technology. It includes a heat recovery box, a fan installed on one side of the heat recovery box, a pretreatment mechanism installed at one end of the fan, and a heat recovery mechanism installed inside the heat recovery box. In this utility model, the fan operates to send exhaust gas into the heat recovery box from the feed pipe. Spiral heat exchange plates guide the incoming exhaust gas in a spiral motion, causing it to move upwards along the direction of the spiral heat exchange plates. A heat exchange medium is sent into the heat exchange tube through a second connecting pipe. The heat exchange medium flows inside the heat exchange tube and exchanges heat with the exhaust gas flowing outside. By extending the flow path between the exhaust gas and the heat exchange medium, the contact time is increased, allowing the coolant to better absorb heat from the exhaust gas, bringing the heat exchange closer to equilibrium and improving the efficiency of heat recovery from the exhaust gas.

The utility model discloses a sewage treatment device, including the main part, the upper portion of main part is provided with the apron, the upper surface of apron is provided with motor, the side of main part upper end is provided with liquid inlet cylinder, liquid inlet cylinder is fixedly connected with main part through the connecting ring, the upper end of liquid inlet cylinder is provided with the connecting pipe, the other side of main part upper end is provided with secondary liquid inlet pipe, the side of main part lower extreme is provided with the collecting pipe, the other side of main part lower extreme is provided with the drain pipe, and the front end face of main part is provided with neutralization liquid bin. The utility model's advantage lies in: utilize U type groove, reduce the flow rate of sewage, then utilize biological membrane, increased the contact time of sewage and biological membrane, improved the purification effect of biological membrane, utilizes the activated carbon adsorption stick of setting of U type groove both ends and the activated carbon adsorption net of setting below, can effectively absorb the peculiar smell of sewage generation and the harmful substance in sewage, improved the purification effect of device.

A small to medium-sized incinerator includes an incinerator body, a feeding port, and a secondary combustion chamber. The lower end of the incinerator body is fixedly connected to a balance frame, and a blower is fixedly connected to the lower part of the incinerator body. The blower's air supply pipe is fixedly connected to a gas distribution pipe. In operation, waste is first fed into the feeding port and then slides down the inclined surface of the fixed grate. It sequentially passes through a dehydration and drying zone, a dry distillation zone, and a combustion zone within the primary combustion chamber. The final incinerated filter residue is transported outside the furnace body via a slag discharge system, which can be achieved using an electric conveyor belt. The flue gas inside the primary combustion chamber enters the secondary combustion chamber through the flue gas outlet for secondary combustion. Utilizing a fixed-bed incinerator structure, during normal operation, apart from necessary air input, there is no additional agitation of the waste, thus reducing fly ash generation.

This utility model relates to the field of automotive parts technology, specifically an automotive brake disc, including an outer disc body and an inner disc body disposed on the back of the outer disc body. A connecting member is disposed between the outer disc body and the inner disc body. The outer disc body has several first heat dissipation holes, which are connected to the interior of a heat dissipation cavity. This automotive brake disc, through the coordinated use of the outer disc body, inner disc body, heat dissipation cavity, connecting member, first heat dissipation holes, mounting part, mounting hole, and second heat dissipation holes, allows for rapid heat generation due to friction between the brake disc and brake pads during braking. The heat dissipation grooves, first heat dissipation holes, and second heat dissipation holes on the surfaces of the outer and inner disc bodies, with their unique structure and layout, guide air to form a complex airflow when the brake disc rotates, increasing the contact time and area between the air and the brake disc surface, significantly improving heat exchange efficiency and enhancing heat dissipation performance. Furthermore, the heat dissipation grooves increase the effective heat dissipation area of ​​the brake disc.

This utility model discloses a dust collection device for cutting building decoration materials, including a debris collection device and a high-pressure blower. The debris collection device includes a collection bucket and a second air inlet pipe. A debris baffle is provided inside the collection bucket. An air inlet hole is formed through one side of the top of the debris baffle. Air outlet holes are uniformly formed around the air inlet hole at the top of the debris baffle. Limiting notches are uniformly formed on the outer side of the debris baffle. A base plate is fixedly connected to the bottom end of the second air inlet pipe, and an exhaust pipe is uniformly fixedly connected to the top of the base plate. A top connecting plate is fixedly installed at the top of the second air inlet pipe. This utility model effectively solves the problem of difficult high-temperature handling of metal cutting debris through an innovative design of water-cooled dust suppression and multi-stage interception. It utilizes the fine bubbles generated by the exhaust pipe to extend the gas-liquid contact time, combined with the debris baffle forcing the debris to collide and sink multiple times, rapidly cooling the high-temperature debris.

The present application relates to the technical field of steam humidifier, and discloses a noise reduction structure of steam humidifier convenient to install and a use method, the noise reduction structure of steam humidifier convenient to install, including installation ring, both sides of the installation ring are fixedly connected with lower side plate, the inside of the lower side plate is provided with clamping groove, the side of the installation ring is hingedly connected with upper cover, both sides of the upper cover are fixedly connected with upper side plate, the opposite side of two installation plates is fixedly connected with support rod, the outer wall of the support rod is symmetrically slidably connected with sliding block, the opposite side of two sliding blocks is fixedly connected with spring one, the outer wall of the sliding block is slidably connected in the sliding groove, and the bottom of the sliding block is fixedly connected with clamping block.Under the reaction force of spring one, the sliding block is away from each other along the support rod, drives the clamping block to be away from each other and is clamped in the clamping groove, without using a variety of tools, and the installation of the upper cover can be completed only by simple operation.

The utility model discloses a kind of high tower compound fertilizer coating devices, it relates to compound fertilizer production technical field, including spray tank, the left and right sides of the top of spray tank are all provided with feed inlet, the middle position of the bottom of spray tank is provided with discharge port;The upper end in the inside of spray tank is provided with the quantitative feeding mechanism for controlling feed speed.The high tower compound fertilizer coating device, the output end of first driving motor is rotated and drives disc to rotate, when being rotated by being driven, because the surface of disc is inclined arrangement, so the highest point and the lowest point of disc side will be in contact with two baffle respectively, when the highest point of disc is in contact with baffle, the other side of baffle is separated from the bottom end of feed inlet and is in inclined state, so that material can enter the inside of spray tank from feed inlet and contact with coating liquid, the control of material feeding amount is realized by controlling the angle of baffle.

This utility model belongs to the field of homogenizing furnace technology, specifically a device for homogenizing normalizing hot air, including a container; a heating pipe is fixedly connected to the top of the container; the heating pipe is located at the center of the container; a wind box is fixedly connected to the top of the heating pipe; a pair of feed inlets are opened on the side wall of the container; a pair of first guide plates are rotatably connected to the side wall of the container; the first guide plates are located near the lower part of the heating pipe; a pair of second guide plates are rotatably connected to the side wall of the container; the second guide plates are located below the first guide plates; multiple sets of placement racks are fixedly connected to the bottom of the container; a temperature controller is fixedly connected to the side wall of the container; by rotating the first and second guide plates to adjust the tilt, the problem of local overheating or excessive temperature difference caused by direct airflow in the heating device is reduced, ensuring that all parts of the metal parts are heated evenly, and significantly improving the homogenizing normalizing effect.

The application discloses a flow guide floating bed and belongs to the technical field of sewage treatment. The application mainly aims at the unstable problem of the existing product in the process of sewage treatment, and provides the following technical scheme. The floating body is provided with a plurality of fixing members which are linearly arranged on the floating body. The application protects the plant root system by arranging the protection mechanism outside the flower basket, and then drives the structure in the protection mechanism by using the gas for aeration and oxygenation in the floating bed. On the one hand, the movement of the carrier for adhering microorganisms is driven, so that the microorganisms on the carrier can better contact with the sewage. On the other hand, the inner wall of the cylindrical mesh cover in the protection mechanism is self-cleaned, the aeration effect is combined to maintain the smoothness of most mesh holes on the cylindrical mesh cover, and the flow guide cloth is arranged, so that the flow speed is reduced when the water flows through the product floating on the water surface, the contact time of the product and the sewage is prolonged, and the performance of the product can be fully exerted.

The oxygen remover of the biomass power generation boiler comprises an oxygen remover body, the oxygen remover body comprises an oxygen remover head and a water storage tank arranged in communication with each other, an exhaust port, a spraying assembly, a water spraying grate group and a steam inlet pipe are sequentially arranged from top to bottom in the oxygen remover head, the water spraying grate group comprises a first-stage water spraying grate, a second-stage water spraying grate and a third-stage water spraying grate arranged in sequence from top to bottom, the second-stage water spraying grate comprises a base plate, a plurality of second through holes are equidistantly arranged on the base plate, a plurality of flow guide distributors extending upwards are arranged on the base plate, the flow guide distributors are arranged in dislocation with the adjacent second through holes, the lower part of the flow guide distributor is detachably connected with the base plate, and the flow guide distributor has an upwardly inclined flow guide surface. The flow guide surface of the conical spiral flow guide vane is in the shape of a conical spiral, the residence time of water drops or water films to be deoxygenated can be prolonged, the water flow can be forced to rotate along the conical surface through the spiral flow guide surface, a strong centrifugal force field is formed, and the downward flow is facilitated.

The application belongs to the technical field of household appliances, and particularly relates to a heat exchanger and a gas heat exchange device. The heat exchanger comprises a shell and a heat exchange assembly, a smoke cavity is arranged in the shell, and the heat exchange assembly is arranged in the smoke cavity. The shell is provided with a liquid inlet and a liquid outlet, the liquid inlet is communicated with a liquid inlet end of the heat exchange assembly, and the liquid outlet is communicated with a liquid outlet end of the heat exchange assembly. The heat exchange assembly comprises a plurality of heat exchange pipe groups, and the plurality of heat exchange pipe groups are sequentially communicated from the liquid inlet end of the heat exchange assembly to the liquid outlet end of the heat exchange assembly. A plurality of mounting areas are arranged in the smoke cavity, and the heat exchange pipe groups are correspondingly arranged in the mounting areas. Each heat exchange pipe group comprises a plurality of heat exchange pipes, and the pipe spacing of the adjacent two heat exchange pipes is different in at least part of the adjacent two mounting areas. The heat exchanger and the gas heat exchange device provided in the application can improve the heat exchange efficiency of the heat exchanger and the flue gas.

The application discloses a kind of sinter efficient waste heat recovery equipment and its using method, it is related to metallurgical energy saving, environmental protection technical field, including the cooling mechanism for recovering the waste heat after sinter crushing, the ventilation mechanism for ventilation is fixedly installed at the bottom end of cooling mechanism, the load fixed end for guiding sinter accumulation is fixedly connected in cooling mechanism inside rear end, the load fixed end includes load base plate, and the material stacking guide plate is fixedly connected in load base plate bottom end;The load mobile end for controlling sinter flat laying is provided at the front end of load fixed end;The load mobile end includes six ventilation grating columns, ventilation hole is penetrated and arranged in the top of each ventilation grating column, and longitudinal baffle is fixedly connected on the left and right sides of the top of each ventilation grating column;Meanwhile, when using, only air is taken from the set air outlet position by adopting the fully enclosed casing structure, the problem of high leakage rate of original ring cooler is solved, and then the fan energy consumption is reduced.

A continuous beer filtration process comprises the following steps: 1. Pre-coating: Prepare at least two filter groups, namely Group 1 and Group 2. The filter element of Group 1 is pre-coated with a PVPP filter layer; 2. Filtration: Input the beer to be filtered and the PVPP dispersion into Group 1 for filtration; 3. Switching: When the filtration capacity of Group 1 is about to reach saturation, input the beer to be filtered and the PVPP dispersion into Group 2. Beer output from Group 2 is then input into Group 1 for filtration, and the filtered beer is output from Group 1; 4. Regeneration: When the filtration capacity of Group 2 stabilizes, input the beer to be filtered and the PVPP dispersion into Group 2 for filtration. The filtered beer is output from Group 2, and Group 1 undergoes PVPP regeneration. The regenerated PVPP is collected in a PVPP storage tank. This invention enables continuous beer filtration, improves filtration efficiency, and simultaneously achieves PVPP regeneration.

This utility model discloses a fertilizer drying and screening device, including a box body. A screening chamber is arranged at the center of the box body, and the lower end of the screening chamber is inclined. A rotating rod is fixedly arranged at the upper part of the screening chamber, and both sides of the rotating rod are rotatably connected to the inner wall of the screening chamber. A filter cylinder is fixedly arranged outside the rotating rod, and both sides of the filter cylinder are open. Several baffles are fixedly arranged inside the filter cylinder, and the baffles are evenly distributed in a ring. Several heating wires are arranged evenly distributed inside the side wall of the box body. A first motor is fixedly arranged at the upper part of both sides of the outer side of the box body. The output shaft of the first motor extends into the screening chamber and is fixedly connected to the rotating rod. This structure solves the problems of insufficient fertilizer screening effect and difficulty in adjusting the tilt angle of the box body.

This utility model discloses a waste liquid recycling treatment device for mold parts cleaning, specifically relating to the field of waste liquid treatment technology. It includes a treatment cylinder with a filtration assembly. The filtration assembly includes a filter element housed within the treatment cylinder, a filter screen fitted around the filter element, and a plurality of diversion rings stacked on the surface of the filter screen. This utility model, by setting up the filtration assembly, diverts the waste liquid from parts cleaning via a diversion plate. After diversion, the waste liquid is discharged through the diversion plate into the filter element for filtration. The filtered waste liquid is further diverted through the diversion rings during discharge, achieving a stepped discharge flow function, extending the contact time between the waste liquid and the filter element during filtration, and ensuring effective filtration.

The utility model relates to air drying related technical field especially, it is an air drying machine, including the shell, the upper half section of one side of shell is equipped with the air inlet, the upper half section of the other side of shell is equipped with the air outlet. This air drying machine device, through the setting of first support plate, air inlet fan, first heat conduction piece group, second support plate, first water collecting tank, third support plate, second water collecting tank, air outlet fan and water tank, when using, air is inhaled by air inlet fan, then contacts first heat conduction piece group, the water vapor in air meets cold, produces condensation, and the condensed water droplets, then along first water collecting tank and second water collecting tank flow into water tank and be collected, simultaneously, first support plate, second support plate and third support plate form the curved chamber, increase the condensation time of water vapor, improve the efficiency, finally, the air after drying is discharged by air outlet fan.

This invention discloses a method and system for purifying high-purity organic solvent cyclohexane, relating to the field of cyclohexane production technology. The method includes the following steps: S1: Introducing a cyclohexane-containing feedstock into a distillation column for distillation; S2: During distillation, contact and mass transfer between the gas and liquid phases are achieved through a float valve assembly, separating cyclohexane from impurities in the feedstock; S3: Passively modulating the gas flow state entering the float valve assembly, changing the velocity distribution and angular momentum of the gas flow without altering the overall gas flow direction. This invention relies entirely on the kinetic energy of the gas-liquid flow within the distillation column to trigger passive modulation, without consuming external energy. Simultaneously, the modulation process adaptively adjusts in real time according to the gas-liquid flow state, requiring no external intervention in operating conditions, effectively avoiding the lag and complexity of traditional technologies that rely on external mechanical regulation.

This utility model belongs to the field of injection mold technology, and particularly relates to a high-efficiency heat-dissipating injection mold that facilitates mold core replacement. It includes a base plate, a hydraulic platform fixedly connected to the top rear side of the base plate, a hydraulic rod fixedly connected to the inner top side of the hydraulic platform, an upper mold housing fixedly connected to the output end of the hydraulic rod, a feeding assembly provided on the top of the upper mold housing, an upper mold inside the upper mold housing, and a lower mold housing fixedly connected to the top front side of the base plate, with a lower mold inside the lower mold housing. In this utility model, the mold is locked by a spring-loaded locking pin, and the mold can be replaced by pulling the connecting plate, achieving efficient injection molding and convenient mold changing. Precise mold opening and closing and material distribution ensure injection quality, the limiting and locking structure ensures stable mold installation, and the quick mold changing function reduces downtime, improving operational convenience and production efficiency.

The utility model belongs to gas -liquid separation field relates to a kind of silicon carbide vapor-liquid separation anti-entrainment heat exchanger, a kind of silicon carbide vapor-liquid separation anti-entrainment heat exchanger, including separation cavity, its characterized in that, the bottom of one end of the separation cavity is fixedly connected with feed pipe, the upper side of the other end of the separation cavity is fixedly connected with discharge pipe, the separation cavity connects water cooling component, for the water in liquefied silicon carbide gas body, the separation cavity is also connected with centrifugal component, for the water after liquefaction is thrown to the inner wall of the separation cavity and is discharged from the feed port.

This utility model belongs to the technical field of sulfur-containing tail gas treatment equipment, specifically relating to a sulfur-containing tail gas treatment device for carbon nanotube production. The device includes at least three treatment units, each comprising: a tank for storing an alkaline solution and an L-shaped pipe mounted on the tank; wherein the L-shaped pipe penetrates the tank, with its inlet located outside the tank and its outlet located inside the tank and immersed in the alkaline solution; and a pipe connecting the tank in the current treatment unit to the inlet of the L-shaped pipe in the next treatment unit. This sulfur-containing tail gas treatment device for carbon nanotube production introduces the sulfur-containing tail gas into the first tank through the first L-shaped pipe and discharges it from the outlet of the L-shaped pipe. The sulfur-containing components undergo a neutralization reaction with the alkaline solution. The pre-treated gas is discharged into the next L-shaped pipe to repeat the gas-liquid reaction process until it is discharged from the last tank, thereby increasing the contact time and ensuring that the sulfur-containing components in the tail gas are fully removed.

The utility model discloses a kind of topological surface corrugated air conditioner high-efficiency heat exchange evaporation pipes, including evaporation pipe body, the evaporation pipe body is provided with core pipe, the outside of core pipe is fixedly wrapped with heat shrink tube, topological surface is opened in the circumferential inner wall of evaporation pipe body, the inner annular surface of evaporation pipe body is fixedly provided with baffling mechanism. The topological surface corrugated air conditioner high-efficiency heat exchange evaporation pipe, hot medium impact on the narrow part of baffle block, the beam medium is divided into three groups, in turn through baffle block, and pass through multiple groups of baffle block and carry out turbulence blocking, the baffle block of isosceles trapezoidal will main stream be divided into upper center flow, wall flow and lateral flow, form complex vortex system structure behind baffle block, significantly enhance radial mixing;Shunting effect makes fluid constantly scour wall surface, destroy thermal boundary layer, reduce thermal resistance;When fluid passes through multiple groups of baffle block in turn, form disturbance, recovery and again disturbance cycle.

The utility model discloses a kind of ground source heat pump unit machine cases, relating to ground source heat pump unit field.A kind of ground source heat pump unit machine case, including cabinet, the opening of the cabinet is rotatably connected with cabinet door, the lower end of the both sides of the cabinet is symmetrically provided with air inlet, the upper end of the both sides of the cabinet is symmetrically provided with exhaust port, the inside upper end of the cabinet is equipped with temperature monitor, further comprising: mounting shell, by bolt detachably connected at the air inlet of the cabinet;The utility model passes through setting pre-heat exchange pipe and secondary heat exchange pipe, let gas pass through twice refrigeration before entering cabinet, prolongs the contact time of gas and coolant, reduce the gas temperature of entering cabinet, compared with prior art, can more effectively take away the heat in machine case, significantly improve the heat dissipation effect to machine case internal equipment, guarantee the stable operation of ground source heat pump unit, reduce the equipment failure risk due to high temperature.