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31results about How to "Fully isolated" patented technology

Cleaning robot

The invention provides a cleaning robot. The cleaning robot is internally provided with a water tank; meanwhile, the inner part of the water tank is separated into a clean water tank and a sewage tank through a deformable separation part; the deformable separation part can be deformed very well, so that clean water and sewage can be effectively and sufficiently separated when the deformable separation part is arranged between the clean water tank and the sewage tank, and the clean water tank and the sewage tank can share an inner space; under the condition that the shape and the size of the water tank are limited, water storage capabilities of the clean water tank and the sewage tank are greatly improved, so that the cleaning robot can clean a larger ground area through one time of water storage.
Owner:SHENZHEN LDROBOT CO LTD

High-temperature-resistant aluminum oxide nanocrystal aerogel material and preparation method thereof

The invention relates to a high-temperature-resistant aluminum oxide nanocrystal aerogel material and a preparation method thereof. The method comprises the steps: uniformly mixing aluminum oxide nanocrystals and a chitosan solution to obtain a mixed solution, adding glacial acetic acid to dissolve chitosan, and heating at the temperature of 60-100 DEG C for 4-8 h to obtain a chitosan dispersion solution of the aluminum oxide nanocrystals; carrying out a vacuum pumping process on the dispersion liquid to obtain an aluminum oxide nanocrystal / chitosan reaction liquid; carrying out freezing and freeze drying on the reaction liquid, and carrying out high-temperature cracking to obtain aluminum oxide / carbon composite aerogel; and carrying out heat treatment on the aluminum oxide / carbon composite aerogel in an air atmosphere to prepare the high-temperature-resistant aluminum oxide nanocrystal aerogel material. The aluminum oxide / carbon composite aerogel is obtained through high-temperature cracking, and the carbon coating layer can fix the nanoparticles and has a certain isolation effect, so that the sintering effect of the material is prevented, the material is transited to a stable crystal form under the condition that the material is not sintered, and the preparation of the high-temperature-resistant aluminum oxide aerogel is realized.
Owner:AEROSPACE INST OF ADVANCED MATERIALS & PROCESSING TECH

CMOS (Complementary Metal Oxide Semiconductors) semiconductor integrated circuit with high irradiation resistance and preparation method thereof

The invention relates to a CMOS (Complementary Metal Oxide Semiconductors) semiconductor integrated circuit with high irradiation resistance and a preparation method thereof, relating to the technical field of integrated circuits. The CMOS semiconductor integrated circuit comprises a substrate (10), an epitaxial layer (11), a p well and an n well, wherein at least one isolation groove (31) is arranged between the p well and the n well and penetrates through the epitaxial layer (11); the bottom end of each isolation groove (31) is arranged on the substrate (10); and insulating mediums are filled in the isolation grooves (31). The invention enhances the combination of base regions of a parasitic bipolar transistor, thereby reducing the gain and also greatly reducing the gain of a loop and then effectively preventing latch-up effect.
Owner:UNIV OF ELECTRONICS SCI & TECH OF CHINA

Small navigation receiver applicable to low-earth-orbit satellite

The invention discloses a small navigation receiver applicable to a low-earth-orbit satellite. The small navigation receiver has the advantages that integral design integrating multiple modules such as a channel module and a passage module; the FPGA+DSP architecture of a traditional navigation receiver is broken through, core component's dependence on import is eliminated, a radio frequency chip and base band SoC chip group is applied in an in-orbit manner, and satellite borne navigation production core function chips and domestic design are achieved; a navigation equipment space operation environment is combined with an orbit determination combining dynamics and kinematics to provide a multi-navigation-system real-time orbit determination method, and broadcast ephemeris orbit errors adopta random walk strategy to perform parameterization separation; on the basis of the anti-error estimation principle, extended Kalman filter is used to estimate the optimal motion state of the low-earth-orbit satellite, and spatial information such as high-precision real-time positions and speed is provided for a satellite platform and load; the small navigation receiver is high in reliability, lightweight, especially applicable to small satellite environments and capable of satisfying the requirements of high-reliability, high-integrity and small-size satellite systems.
Owner:BEIJING RES INST OF TELEMETRY +1

Washing machine, sterilization washing method and washing machine controller

A washing machine, a disinfecting and washing method of same, and a washing machine controller. The disinfecting and washing method of a washing machine includes: performing a disinfecting treatment process on laundry: receiving a water inflow from a drawer where disinfectant is added, forming a disinfectant solution in a barrel device, performing a disinfecting treatment operation on the laundry, and discharging the disinfectant solution; and washing the disinfected laundry. Through disinfecting and subsequent washing, a residual disinfecting solution in laundry may be reduced, and a detergent and disinfectant are prevented from being mixed to generate coagulates attached on a drawer.
Owner:BSH ELECTRICAL APPLIANCES JIANGSU

Liquid pump

The invention discloses a liquid pump, which comprises a case, a stator component, a rotor component and a pump cover. The case comprises a motor casing and a sealing separator with an upper opening, wherein the opening of the sealing separator is tightly sealed by a sealing cover to form a middle first containing chamber, the sealing separator is mounted in the motor casing to form a second containing chamber enclosing the first containing chamber, the stator component is mounted in the second containing chamber, the rotor component is rotatably inserted on the first containing chamber, the sealing cover is provided with an annular groove, and an annular stopper synchronously rotating with an impeller is correspondingly arranged in the groove in a matched manner and extends into the annular groove. Further, a sealing spacer is arranged at the position of a mandrel between the impeller and the sealing cover. By the aid of the scheme, multiple separation effects for metal chips in water flow can be achieved, so that the metal chips can be prevented from entering a rotor and blocking the rotor.
Owner:DONGGUAN ZHONGLONG PUMP TECH

Safety isolation device used in high-voltage framework power distribution area

The invention provides a safety isolation device used in a high-voltage framework power distribution area. The device is arranged in a high-voltage electric equipment power distribution area framework area. The device comprises a supporting frame surrounding a power distribution area framework, a proactive net wrapping the supporting frame, a hoop arranged on a pole and connected with the supporting frame through multiple first connection rods. The supporting frame comprises a multi-layer square frame which is layered in the vertical direction and transversely arranged. The protective net is expanded and hung at the four corners of the square frame and surrounds the periphery of the supporting frame. The safety isolation device is simple in structure and convenient and quick to install, the power distribution area framework area is fully isolated from the outside through the protective net, and safety of people and equipment is guaranteed.
Owner:STATE GRID CORP OF CHINA +2

Directional cable box in railway signal box

The invention provides a directional cable box in a railway signal box. The directional cable box comprises a box body and a top cover. The box body is a symmetrical structure with an A-A axis as a center, the box body is internally provided with a terminal fixing plate which is provided with a first terminal, a plurality of terminals, a last terminal, a grounding copper bar, and a surrounding grounding slot. The surrounding grounding slot is embedded in the middle of the plate, the plurality of terminals are distributed in a ring structure between the first terminal and the last terminal, arc-shaped support members with grooves in the middle and T-shaped support members are alternately arranged among the first terminal, the plurality of terminals and the last terminal in order, two ends of each of a support member abut against two adjacent terminals, a support member is not between the first terminal and the last terminal, an arc-shaped support member is disposed between two terminalsadjacent to the A-A symmetric axis, the grounding copper bar is set between the first terminal and the last terminal, the top cover is provided with a waterproof cap, and a ring-shaped edge of an inner side of the top cover is provided with bosses in a ring. According to the cable box, a grounding wire and other lines are separated, therefore, the grounding wire is arranged regularly, and the grounding wire can be quickly distinguished and replaced when a line is damaged.
Owner:扬州长城铁路器材有限公司

Active oil-gas separator

The invention provides an active oil-gas separator, and belongs to the technical field of engines. The active oil-gas separator comprises a motor and a rotating device, wherein the motor comprises a body, a first storing cavity is formed in the body, an oil-gas inlet and an oil return opening located in the bottom of the first storing cavity are formed in the body, one end of the oil-gas inlet communicates with a crankcase of an engine, the oil returning opening is used for communicating with the first storing cavity and the crankcase of the engine, and a gas outlet is used for communicating with the first storing cavity and an air intake system of the engine; and the rotating device is arranged in the first storing cavity and comprises a rotating column and a plurality of blades extendingout of the rotating column in the radial direction, the rotating column is connected with the motor so as to drive the blades to rotate, a second storing cavity communicating with the oil-gas inlet is formed in the rotating column, and a plurality of oil-gas spraying openings communicating with the first storing cavity and the second storing cavity are formed in the side wall of the rotating column. The active oil-gas separator can effectively improve the efficiency of the oil-gas separation.
Owner:ZHEJIANG GEELY HOLDING (GROUP) CO LTD +1

Automobile Trunk Lid Opening And Closing Device

The invention discloses an automobile trunk lip opening and closing device composed of an opening and closing module, a rear-vision camera module and a connection module. The opening and closing module is a mechanical switch controlling the opening and the closing of the trunk lid. The connection module is provided with a shell and the shell is provided with a first hollow part used for mounting the opening and closing module and a second hollow part used for mounting the rear-vision camera module. The automobile trunk lid opening and closing device is characterized in that the connection module is provided with an air-tightness maintaining part made of rubber in an embedded manner. By adopting the technical scheme, the full isolation between the external part and the interior part of the car or the trunk is realized fully by adopting the shell and rubber integrated molding assembly, so that moisture and exhaust gas are prevented from entering the car, the air-tightness is improved effectively. Besides, by adopting the mechanical operation structure having the trigger sheet and the contact switch, functions of the rear-vision camera is not affected at all and the integral integration degree is high and the size is reduced.
Owner:SUZHOU RUIYAN ELECTRONICS TECH CO LTD +1

Cloud-calculating high-speed-transmission parallel pair SFP + cable

The invention provides a cloud-calculating high-speed-transmission parallel pair SFP + cable. Signal loss crosstalk can be effectively avoided and signal quality is increased. The cable comprises an inner core, an external layer metal shielding layer and a sheath. The sheath wraps an outer wall of the external layer metal shielding layer. The inner core is arranged in an inner cavity of the external layer metal shielding layer. The inner core comprises at least two groups of parallel line pairs. Each group of the parallel line pair comprises two core lines which are arranged in parallel, a ground line and an internal layer metal shielding layer. The corresponding core line and a ground line are arranged in the inner cavity of the internal layer metal shielding layer. All the parallel line pairs are superposed and arranged in a parallel mode. The adjacent parallel line pairs are isolated through a S-shaped half-pack isolation strip in the parallel mode. The S-shaped half-pack isolation strip comprises a plane isolation portion, a first outward isolation portion and a second inward isolation portion. One end of the plane isolation portion is bended outwardly so as to form the first outward isolation portion and the other end is bended inwardly so as to form the second inward isolation portion.
Owner:LINKZ IND (SUZHOU) LTD

Endometrial repair device

ActiveCN105902306APrevention of intrauterine adhesionsPromote orderly proliferationObstetrical instrumentsPatient complianceDamages tissue
An endometrial repair device comprises a cannula. The inside of the cannula is provided with a diaphragm body which axially and spirally curls around the cannula. The two sides of the cannula are provided with axial through slots providing space for the unfolding of the diaphragm body, and the axial through slots extend to the upper end of the cannula and are open at the end faces in order to guide the diaphragm body out of the casing. The lower end of the cannula is connected with a driving tube for driving the diaphragm body to rotate. When the diaphragm body unfolds, the diaphragm body is shaped as a spatial curved surface body with a big top and a small bottom so as to adapt to the shape of the uterus cavity. The diaphragm body comprises a skeleton layer in the middle and a diaphragm layer coating the upper and lower sides of the skeleton layer. The inside of the diaphragm body is equipped with a rotating shaft along the axial direction of the cannula, and the lower end of the rotating shaft is connected with the upper end of the driving tube. A tail wire is laid axially inside the rotating shaft, and the free end of the tail wire extends into the driving tube. The endometrial repair device can separate the front and back walls of uterine from each other to prevent intrauterine adhesion, promote orderly proliferation of damaged tissues and reduce the sequela of endometrial mechanical injury. The endometrial repair device is economic and safe, and has good patient compliance.
Owner:浙江中医药大学附属第一医院

Coal mine composite colloid fire preventing and extinguishing material and preparation method thereof

The invention discloses a coal mine composite colloid fire preventing and extinguishing material. The material is prepared from the following raw materials in parts by weight: 1-2 parts of sodium carboxymethyl cellulose, 1-2 parts of agar, 12-15 parts of coal ash, 0.1-0.2 part of polyacrylamide, 3-5 parts of a cross-linking agent, 1-2 parts of sodium bicarbonate, 3-4 parts of a flame retardant, 3-5 parts of a foaming agent and 90-100 parts of water. The material is low in cost, good in water retention and flame retardance and excellent in fire preventing and extinguishing performance.
Owner:河南中煤矿业科技发展有限公司

Gas mixing controller of semiconductor device

The invention relates to a gas mixing controller of a semiconductor device. The gas mixing controller adopts the following technical schemes that the gas mixing controller comprises an input part, a control processing part, an output part, RS485 communication ports and a power supply; the input part comprises an analogue signal collecting module, an oxyhydrogen ratio input module and an SIH4 pressure input module; the output part comprises an analogue channel output module, a control channel output module, an oxyhydrogen ratio protection output module and an SIH4 over-pressure output module; one RS485 communication port is connected with a digital mass flow meter; the other RS485 communication port is connected with an upper computer; the power supply adopts an isolation DC-DC (direct current to direct current) module, and the power supply is converted through the isolation DC-DC module into power supplies required for five loops, namely the gas mass flow meter, the analogue channel chip, a single chip system, a main communication port and a slave communication port. The controller disclosed by the invention can monitor gas flow of different mass flow meters according to control rules and programs which are transmitted by the upper computer for the gases, carries out interlock and protection at the same time, can be suitable for the gas analogue mass flow meter or the digital mass flow meter, can be connected with eight mass flow meters, is especially suitable for the device with gas control of the semiconductor, and is high in intelligence, strong in function, low in cost, high in accuracy, safe and reliable.
Owner:UNIV OF JINAN

Zeolite molecular sieve production process

The invention discloses a zeolite molecular sieve production process, which comprises the following steps: Step 1: preparing raw materials; Step 2: preparing adsorption layers; Step 3: laminating A surface film of the adsorption layer; Step 4: laminating an outer film; Step 5: making micropores; and Step 6: completing the production of the zeolite molecular sieve. The surface of a silicon particlelayer is provided with a silicon particle layer surface zeolite molecular sieve membrane; the surface of an aluminum particle layer is provided with an aluminum particle layer surface zeolite molecular sieve membrane; the surface of an activated carbon adsorption layer is provided with an activated carbon adsorption layer surface zeolite molecular sieve membrane; and the surface of the overall adsorption layer is coated with a zeolite molecular sieve membrane. Thereby, the various adsorption layers are not easy to mix and are fully isolated, and the effect of the zeolite molecular sieve is improved. The micropores in the device are produced by a high pressure water gun, and formed by punching. The production is simple, the cost is low, and water can be repeatedly used. The production costs are reduced, and the diameter of the mircopores can be adjusted according to the diameter of water ejected by the high pressure water gun. The zeolite molecular sieve is simple to prepare and is suitable for promotion.
Owner:山东新空碳材料股份有限公司

Car trunk lid opening and closing device

The invention discloses an opening and closing device for the trunk lid of an automobile, which is composed of an opening and closing module, a rear view camera module and a connection module, wherein the opening and closing module is a mechanical switch for controlling the opening and closing of the trunk lid, and the connection module is provided with a housing and The casing has a first hollow part for installing the opening and closing module and a second hollow part for installing the rear view camera module, and the characteristic is that the connecting module is embedded with an airtight maintaining part made of rubber. Applying the technical solution of the opening and closing device of the present invention, the housing of the opening and closing device and the rubber are integrally molded and assembled, which realizes sufficient isolation between the exterior of the automobile and the interior of the trunk or the interior of the automobile, and prevents moisture and exhaust gas from penetrating into the interior of the automobile. The effect of improving the tightness is remarkable, and the mechanical manipulation structure of the trigger sheet and the contact switch is adopted, which has no effect on the function realization of the rear-view camera, and the overall integration is higher and the volume is smaller.
Owner:SUZHOU RUIYAN ELECTRONICS TECH CO LTD +1

Cassette magnetic-disc and magnetic-disc drive device

A rotor is provided which is rotatably disposed between a first shell and a recording medium, in a containing space formed inside the first shell and a second shell. The rotor includes a first wall formed along the circumferential direction of the rotor, and a part of the first wall is cut out to form a first opening. The second shell includes a second wall formed so as to overlap with the inside of the first wall along the outer circumference of the recording medium, on the outside in the radial direction of the outer circumference of the recording medium. The second wall and the first wall constitute a labyrinth structure portion for isolating the recording medium and the exterior of the recording medium from each other. With the rotor rotated, the first opening and a second opening constitute a head in / out opening.
Owner:SONY CORP

Freezer

A refrigerating and freezing device comprises a storage space (211), an air regulating film assembly (30), an oxygen discharging pipeline (50), an air extracting device (40), and an anti-condensation device (50). In the refrigerating and freezing device, an atmosphere rich in nitrogen and poor in oxygen can be formed in the storage space (211), and condensation can be avoided on a side casing and a back plate.
Owner:HAIER SMART HOME CO LTD

A safety isolation device for a high-voltage structure power distribution area

The invention provides a safety isolation device used in a high-voltage framework power distribution area. The device is arranged in a high-voltage electric equipment power distribution area framework area. The device comprises a supporting frame surrounding a power distribution area framework, a proactive net wrapping the supporting frame, a hoop arranged on a pole and connected with the supporting frame through multiple first connection rods. The supporting frame comprises a multi-layer square frame which is layered in the vertical direction and transversely arranged. The protective net is expanded and hung at the four corners of the square frame and surrounds the periphery of the supporting frame. The safety isolation device is simple in structure and convenient and quick to install, the power distribution area framework area is fully isolated from the outside through the protective net, and safety of people and equipment is guaranteed.
Owner:STATE GRID CORP OF CHINA +2

Endometrial repair device

An endometrial repair device comprises a cannula. The inside of the cannula is provided with a diaphragm body which axially and spirally curls around the cannula. The two sides of the cannula are provided with axial through slots providing space for the unfolding of the diaphragm body, and the axial through slots extend to the upper end of the cannula and are open at the end faces in order to guide the diaphragm body out of the casing. The lower end of the cannula is connected with a driving tube for driving the diaphragm body to rotate. When the diaphragm body unfolds, the diaphragm body is shaped as a spatial curved surface body with a big top and a small bottom so as to adapt to the shape of the uterus cavity. The diaphragm body comprises a skeleton layer in the middle and a diaphragm layer coating the upper and lower sides of the skeleton layer. The inside of the diaphragm body is equipped with a rotating shaft along the axial direction of the cannula, and the lower end of the rotating shaft is connected with the upper end of the driving tube. A tail wire is laid axially inside the rotating shaft, and the free end of the tail wire extends into the driving tube. The endometrial repair device can separate the front and back walls of uterine from each other to prevent intrauterine adhesion, promote orderly proliferation of damaged tissues and reduce the sequela of endometrial mechanical injury. The endometrial repair device is economic and safe, and has good patient compliance.
Owner:浙江中医药大学附属第一医院

An active oil-gas separator

The invention provides an active oil-gas separator, and belongs to the technical field of engines. The active oil-gas separator comprises a motor and a rotating device, wherein the motor comprises a body, a first storing cavity is formed in the body, an oil-gas inlet and an oil return opening located in the bottom of the first storing cavity are formed in the body, one end of the oil-gas inlet communicates with a crankcase of an engine, the oil returning opening is used for communicating with the first storing cavity and the crankcase of the engine, and a gas outlet is used for communicating with the first storing cavity and an air intake system of the engine; and the rotating device is arranged in the first storing cavity and comprises a rotating column and a plurality of blades extendingout of the rotating column in the radial direction, the rotating column is connected with the motor so as to drive the blades to rotate, a second storing cavity communicating with the oil-gas inlet is formed in the rotating column, and a plurality of oil-gas spraying openings communicating with the first storing cavity and the second storing cavity are formed in the side wall of the rotating column. The active oil-gas separator can effectively improve the efficiency of the oil-gas separation.
Owner:ZHEJIANG GEELY HOLDING (GROUP) CO LTD +1

A kind of heat exchanger for oil field

The invention relates to the technical field of heat exchangers, and discloses a heat exchanger for oil fields, including a shell mechanism, a side sealing mechanism, a feed sealing mechanism, a feeding mechanism and a heat exchange mechanism; the shell mechanism includes a pipe body, and the The two ends of the pipe body are oppositely provided with a heat medium outlet nozzle and a heat medium inlet nozzle; the side seal mechanism includes a side seal cover, the top of the side seal cover is in a hemispherical structure, and the side seal cover A support seat is provided, and the side of the side seal cover is sealed and connected to the end of the pipe body through a flange; the feed sealing mechanism includes a feed seal cover, and the feed seal cover and the top end of the pipe body pass through a method The blue plate is sealed and connected, the top surface of the feed sealing cover is provided with a refrigerant liquid outlet, and the bottom surface of the feed sealing cover is provided with a refrigerant liquid inlet. The invention can use the high-temperature tail gas to heat the heat medium liquid, reduce its cooling rate, and further improve the heating efficiency of the oil, thereby reducing the loss of heat medium liquid resources.
Owner:东营兴盛特种设备科技有限公司

A high temperature methanol fuel cell stack with spaced cooling cavity

ActiveCN112993312BSolve the problem of easily fouling membrane electrodesImprove cooling effectCell electrodesFuel cellsFuel cellsMethanol fuel
The present invention provides a high temperature methanol fuel cell stack with spaced cooling cavities. The invention includes: a stack unit package integrating a proton exchange membrane, a bipolar plate and a cooling cavity. The cooling cavity includes a detachable first cooling plate and a second cooling plate that can be closely attached. The bonding surfaces of the first cooling plate and the second cooling plate are provided with evenly arranged cooling oil passages. The present invention can not only greatly enhance the overall The heat dissipation capacity of the stack itself, and at the same time, the cooling liquid is circulated in the cold zone cavity composed of the cooling units between each stack unit, so that the heat transfer between each stack unit is fully isolated, preventing the If the number of sections is too large, the heat generation in the middle of the stack will be concentrated after the length of the stack increases, resulting in high temperature in the middle of the stack and inconsistent temperature of the entire stack where the temperature at both ends is low. The overall structure of the invention is compact, and the integrally sealed cooling cavity and the layered bipolar plate also solve the problem that the cooling oil easily contaminates the membrane electrode in the prior art.
Owner:DALIAN INST OF CHEM PHYSICS CHINESE ACAD OF SCI

Non-standing capsule type biogas generating device and biogas system

The invention discloses a non-standing capsule type marsh gas generating device and a marsh gas system. The non-standing capsule type marsh gas generating device comprises a marsh gas generator, a feeding box, a catalytic converter, an electric heater and an automatic inclined base. A heat preservation layer and a material storage area are arranged in the biogas generator, a base of the biogas generator is a base capable of inclining automatically, and a rotating plate, a limiting spring, a clamping block and a pressure sensor are installed on the base. The appearance of the biogas generator is of a capsule type structure, compared with a traditional biogas generator, the biogas generating system can automatically incline to transfer biogas to the next biogas generator through the sliding groove when the rated storage value is reached in the inner storage area, and the yield of the biogas can be rapidly increased.
Owner:中印恒盛(北京)贸易有限公司

A kind of high temperature resistant aluminum oxide nanocrystalline airgel material and preparation method thereof

The invention relates to a high-temperature resistant aluminum oxide nanocrystalline airgel material and a preparation method thereof. The method is as follows: uniformly mix aluminum oxide nanocrystals and chitosan solution to obtain a mixed solution, add glacial acetic acid to dissolve chitosan, and then heat at 60-100°C for 4-8 hours to obtain alumina nanocrystal chitosan Dispersion liquid; the dispersion liquid is subjected to a vacuum pumping process to obtain an alumina nanocrystal / chitosan reaction liquid; the reaction liquid is frozen and freeze-dried, and then subjected to high-temperature cracking to obtain an alumina / carbon composite airgel ; The alumina / carbon composite airgel is heat-treated in an air atmosphere to prepare a high-temperature-resistant alumina nanocrystalline airgel material. The invention obtains alumina / carbon composite airgel through pyrolysis at high temperature. Since the carbon coating layer can fix the nanoparticles and play a certain role in isolation, the sintering of the material is prevented, and the material transitions to the airgel without sintering. The stable crystal form realizes the preparation of high temperature resistant alumina airgel.
Owner:AEROSPACE INST OF ADVANCED MATERIALS & PROCESSING TECH

Oil field heat exchanger

The invention relates to the technical field of heat exchangers, and discloses an oil field heat exchanger. The oil field heat exchanger comprises a shell mechanism, a side sealing mechanism, a feeding sealing mechanism, a feeding mechanism and a heat exchange mechanism. The shell mechanism comprises a pipe body, and a heating medium liquid outlet pipe opening and a heating medium liquid inlet pipe opening are oppositely formed in the two ends of the pipe body. The side sealing mechanism comprises a side sealing cover, the top end of the side sealing cover is of a hemispherical structure, a supporting base is arranged on the side face of the side sealing cover, and the side face of the side sealing cover is in sealing connection with the tail end of the pipe body through a flange plate. The feeding sealing mechanism comprises a feeding sealing cover, the feeding sealing cover is in sealing connection with the top end of the pipe body through a flange plate, a refrigerant liquid outlet is formed in the top face of the feeding sealing cover, and a refrigerant liquid inlet is formed in the bottom face of the feeding sealing cover. According to the oil field heat exchanger, high-temperature tail gas can be used for heating heating medium liquid, the cooling rate of the heating medium liquid is reduced, then the heating efficiency of oil can be improved, and therefore loss of heating medium liquid resources is reduced.
Owner:东营兴盛特种设备科技有限公司
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