CN113606808B - Intermediate cooler for ammonia refrigeration - Google Patents
Intermediate cooler for ammonia refrigeration Download PDFInfo
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- CN113606808B CN113606808B CN202110834507.7A CN202110834507A CN113606808B CN 113606808 B CN113606808 B CN 113606808B CN 202110834507 A CN202110834507 A CN 202110834507A CN 113606808 B CN113606808 B CN 113606808B
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- ammonia
- sleeve
- liquid
- inlet pipe
- air inlet
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B9/00—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point
- F25B9/002—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the refrigerant
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B43/00—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat
- F25B43/02—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat for separating lubricants from the refrigerant
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2500/00—Problems to be solved
- F25B2500/28—Means for preventing liquid refrigerant entering into the compressor
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/27—Relating to heating, ventilation or air conditioning [HVAC] technologies
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/62—Absorption based systems
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Power Engineering (AREA)
- Sorption Type Refrigeration Machines (AREA)
Abstract
The invention relates to the technical field of ammonia refrigeration equipment, and discloses an intercooler for ammonia refrigeration, which comprises a cooler body. This intercooler for ammonia refrigeration, setting through sealed air cushion, and with the gasbag cooperation, make the intake pipe when carrying into compressed ammonia, can drive flabellum rotation, it is rotatory to drive the commentaries on classics cover, and then it is rotatory to drive the nut, the nut moves down under the screw-thread fit with the intake pipe, the gaseous sealed air cushion inflation that gets into of extrusion gasbag, sealed air cushion inflation clip the ball-cock assembly fixedly, and it is sealed with the internal surface cooperation in ammonia groove, make the ball-cock assembly measure ammonia liquid how much when the intake pipe does not inject gas, measure when the blast pipe exhausts promptly, effectively prevent that intake pipe gas injection from getting into in the ammonia liquid, lead to the ammonia liquid level to rock the range greatly, the ball-cock assembly rocks equally, annotate liquid and tapping, lead to the internal ammonia liquid volume change of ware, cause to get into through the blast pipe and move down the step and probably cause the problem that liquid hits or the compression ratio is big, guarantee next step job stabilization.
Description
Technical Field
The invention relates to the technical field of ammonia refrigeration equipment, in particular to an intercooler for ammonia refrigeration.
Background
The condensed water temperature is high in summer, the compressor exceeds the maximum compression ratio, and therefore a two-stage compression refrigeration system needs to be designed, an intercooler needs to be arranged between two compressors to completely cool the ammonia compressed by the low-pressure compressor, high-temperature gas exhausted by the low-pressure machine enters an air inlet pipe from the upper part, the air inlet pipe directly extends into the lower half part of the cylinder body and sinks in the ammonia liquid, an air distribution plate is installed at an outlet, the high-temperature gas is cooled in the ammonia liquid, the cross section is enlarged to reduce the flow speed, the flow direction is changed, the resistance and the washing effect of the ammonia liquid are realized, the ammonia gas is separated from the ammonia liquid and oil mist, the ammonia gas reversely moves upwards, the ammonia liquid and the oil droplets are still clamped and separated when passing through a porous umbrella-shaped baffle plate so as to be prevented from being sucked by the high-pressure machine, and the compressor is damaged by liquid impact.
The liquid level of the ammonia liquid is controlled through a ball float valve in the using process of the existing intercooler, high-pressure ammonia gas conveyed from a low-pressure compressor is directly conveyed into the ammonia liquid, the high-pressure ammonia gas is mixed in the ammonia liquid and flows upwards, the fluctuation of the liquid level of the ammonia liquid can be caused, and therefore the ball float valve is shaken, the ammonia liquid is conveyed or removed, the ammonia liquid amount is changed, when the ammonia liquid is changed, the liquid absorption of the high-pressure compressor contains the ammonia liquid to cause liquid impact, the liquid is reduced and cannot be sufficiently cooled, the working compression ratio of the high-pressure compressor is large, meanwhile, the separation of the ammonia liquid and oil stains in the existing ammonia gas is realized by utilizing a baffle to decelerate, and the separation effect is poor.
Disclosure of Invention
The invention provides an intercooler for ammonia refrigeration, which has the advantages of accurate liquid amount control of a floating ball valve, no influence of fluctuation of an inflation liquid level and good separation effect of ammonia liquid and oil stain in ammonia gas after cooling, and solves the problems of large influence of unstable inflation liquid level on the floating ball valve and poor separation effect of the ammonia liquid in the ammonia gas.
The invention provides the following technical scheme: the utility model provides an intercooler for ammonia refrigeration, includes the ware body, the middle part fixed mounting at ware body top has the intake pipe, the bottom fixed mounting of intake pipe has the distributing plate, the left top fixed mounting of ware body has the blast pipe, the bottom fixed mounting of ware body inner chamber has the cooling tube, the bottom fixed mounting of ware body has the oil drain valve, the ball-cock assembly is installed on the right side of ware body, the floater of ball-cock assembly floats on the ammoniacal liquor surface, the fixed cover of lower part of ware body inner chamber is equipped with the weeping groove, the weeping groove is gone deep into to ammoniacal liquor and has been seted up all around to the bottom, the intake pipe is gone deep into the ammoniacal liquor of ammoniacal liquor in the ammoniacal liquor, the surface of intake pipe lower part just is located the top fixed mounting of ammoniacal liquor and has the extension board, the lower surface fixed mounting of extension board has sealed air cushion, the measurement hole has been seted up with sealed air cushion's right side, the measurement hole cooperates with the floater of float installation, the surface movable cover of ball-cock assembly, the inner surface movable cover that the intake pipe just is located the inner chamber movable cover of rotating cover is equipped with the nut, the gasbag movable cover has placed the gasbag, the inner chamber cover of intake pipe, the movable cover is equipped with a flabellum, the bottom meshing of flabellum, the movable engagement of flabellum, the bottom meshing of flabellum, the meshing of flabellum.
Preferably, the outer ring of the upper surface of the support plate is movably sleeved with a first rotating sleeve, a first screw plate is integrally formed on the outer surface of the first rotating sleeve, the upper surface of the support plate is sleeved with a second rotating sleeve in a matching manner with the measuring hole, a second screw plate is fixedly mounted on the inner surface of the second rotating sleeve, the outer surface of the second rotating sleeve is meshed with the rotating sleeve, a volute spiral spring is fixedly sleeved on the outer surface of the top of the rotating sleeve, a mounting sleeve is fixedly sleeved on the outer surface of the volute spiral spring, a transmission sleeve is movably sleeved on the inner surface of the ammonia tank in a meshing manner with the first rotating sleeve, a transmission gear is meshed with the left side of the transmission sleeve, and a second fan blade is sleeved on the top of the transmission gear, which extends to the inside of the exhaust pipe.
Preferably, the nut is sleeved with the air inlet pipe through threads and is sleeved with the rotary sleeve in a vertically sliding mode.
Preferably, the air inlet pipe is movably sleeved with the mounting sleeve.
Preferably, the pitch of the first screw plate and the pitch of the second screw plate are small at the top and large at the bottom.
The invention has the following beneficial effects:
1. the intercooler for ammonia refrigeration is arranged through a sealing air cushion and is matched with an air bag, so that an air inlet pipe can drive a fan blade to rotate when compressed ammonia is conveyed, a rotating sleeve is driven to rotate, a nut is driven to rotate, the nut moves downwards under the threaded fit with the air inlet pipe to extrude gas in the air bag to enter the sealing air cushion to expand, the sealing air cushion expands to clamp and fix a ball float valve and seal the ball float valve with the inner surface of an ammonia groove in a matched mode, the ball float valve is used for measuring the amount of ammonia liquid when the air inlet pipe does not inject the ammonia liquid, namely, the exhaust pipe conducts measurement when exhausting, the gas injected into the ammonia liquid from the air inlet pipe is effectively prevented from entering the ammonia liquid, the ammonia liquid level shaking range is large, the ball float valve shakes equally, liquid injection and liquid discharge are conducted, the ammonia liquid amount in the device body changes, the problem that liquid impact or compression ratio is large due to the fact that the ammonia liquid enters the downward moving step through the exhaust pipe is caused is guaranteed, the next step is stable in work, gas injected into the ammonia liquid from the air inlet pipe can be collected and pressurized on the lower surface of the sealing air cushion, ammonia liquid and the pressurized ammonia liquid can be easily collected and increased, the ammonia liquid and separated, and the cleanliness of the gas discharged into the exhaust pipe is improved.
2. This intercooler for ammonia refrigeration, big end down through the inflation sealing effect of sealed air cushion and the screw pitch of spiral shell board one and spiral shell board two, the ammonia of following the intake pipe exhaust gathers the pressurization at the lower surface of sealed air cushion, ammonia liquid and oil mist gather into the large granule in the ammonia, easy separation, under the rotation effect, make the intake pipe when not injecting gas, the scroll spring drives the swivel sleeve reversal, the nut shifts up, make sealed air cushion relax, gas upwards flows out from the gap, when spiral shell board one and spiral shell board two, the ammonia of releasing the sealed air cushion lower surface is carried out the pressurization stirring, during the pressurization, liquid and oil mist in the ammonia assemble the grow, easier separation, the stirring makes the ammonia breakage more abundant with swivel sleeve two and ammonia groove surface contact, further improve ammonia liquid and the greasy dirt scavenging action of carrying in the ammonia, guarantee the ammonia cleanliness of discharge.
Drawings
FIG. 1 is a schematic cross-sectional view of the present invention;
FIG. 2 is an enlarged schematic view of the point A in FIG. 1 according to the present invention.
In the figure: 1. a body; 2. an air inlet pipe; 3. a distribution plate; 4. an exhaust pipe; 5. a cooling tube; 6. an oil discharge valve; 7. a float valve; 8. an ammonia tank; 9. a liquid leakage groove; 10. a support plate; 11. sealing the air cushion; 12. measuring a hole; 13. rotating the sleeve; 14. a nut; 15. an air bag; 16. a first fan blade; 17. conical teeth; 18. rotating a sleeve I; 19. a first screw plate; 20. rotating a sleeve II; 21. a second screw plate; 22. a volute spiral spring; 23. installing a sleeve; 24. a transmission sleeve; 25. a transmission gear; 26. and fan blades II.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, an intercooler for ammonia refrigeration comprises a device body 1, a gas inlet pipe 2 is fixedly installed in the middle of the top of the device body 1, a distribution plate 3 is fixedly installed at the bottom of the gas inlet pipe 2, an exhaust pipe 4 is fixedly installed at the top of the left side of the device body 1, a cooling pipe 5 is fixedly installed at the bottom of the inner cavity of the device body 1, an oil discharge valve 6 is fixedly installed at the bottom of the device body 1, a ball float valve 7 is installed at the right side of the device body 1, a floating ball of the ball float valve 7 floats on the surface of ammonia liquid, a liquid leakage groove 9 is fixedly installed at the lower part of the inner cavity of the device body 1, the liquid leakage groove 9 extends into the ammonia liquid, the liquid leakage groove 9 is opened at the periphery of the bottom, the gas inlet pipe 2 extends into the ammonia liquid in an ammonia tank 8, a support plate 10 is fixedly installed at the outer surface of the lower part of the gas inlet pipe 2 and positioned above the ammonia liquid, a sealing air cushion 11 is fixedly installed at the lower surface of the support plate 10, a measuring hole 12 is opened at the right side of the support plate 10 and the sealing air cushion 11, the measuring hole 12 is matched with a floating ball arranged on the floating ball valve 7, so that the ammonia liquid amount of the equipment is controlled by the height change of the floating ball in the floating ball valve 7 in the use process, the equipment can ensure the stability of the ammonia liquid amount in the equipment, the outer surface of the air inlet pipe 2 is movably sleeved with a rotating sleeve 13, the outer surface of the air inlet pipe 2 and the inner cavity of the rotating sleeve 13 are movably sleeved with a nut 14, the nut 14 is in threaded sleeve with the air inlet pipe 2 and is in up-and-down sliding sleeve fit with the rotating sleeve 13, so that the nut 14 can be driven to rotate when the rotating sleeve 13 is driven to rotate by a fan blade 16, the rotating nut 14 is in downward rotation after being matched with the air inlet pipe 2 and can extrude the air bag 15, the air in the air bag 15 is pressed into the sealing air cushion 11, the sealing air cushion 11 is expanded to clamp and fix the floating ball valve 7 and is matched and sealed with the inner surface of the ammonia tank 8, the inner cavity of the rotating sleeve 13 and the lower part of the nut 14 is provided with the air bag 15, the inner cavity of the air inlet pipe 2 is movably sleeved with a fan blade 16, the bottom of the fan blade 16 is meshed with a bevel gear 17, the bevel gear 17 is meshed with the inner surface of a rotating sleeve 13, an air bag 15 is communicated with a sealing air cushion 11, the air bag 15 is arranged through the sealing air cushion 11 and is matched with the air bag 15, when compressed ammonia is conveyed by the air inlet pipe 2, the fan blade 16 can be driven to rotate, the rotating sleeve 13 is driven to rotate, a nut 14 is further driven to rotate, the nut 14 moves downwards under the threaded matching of the air inlet pipe 2, the air in the air bag 15 is extruded to enter the sealing air cushion 11 to expand, the sealing air cushion 11 expands to clamp and fix a floating ball valve 7 and is matched and sealed with the inner surface of an ammonia tank 8, the floating ball valve 7 is used for measuring the amount of ammonia liquid when the air inlet pipe 2 does not inject the air, namely, the exhaust pipe 4 exhausts the air, the air is effectively prevented from entering the air inlet pipe 2 from entering the ammonia liquid, the ammonia liquid level shaking range is large, the floating ball valve 7 is also shaken, liquid injection and liquid discharge are carried out, the ammonia liquid in the device body 1 changes, which causes the problem that liquid impact or compression ratio is large when the ammonia liquid enters a downward moving step through the exhaust pipe 4, the next step is ensured to work stably, meanwhile, the gas injected into the ammonia liquid from the air inlet pipe 2 can be converged and pressurized on the lower surface of the sealed air cushion 11, the ammonia liquid and oil dirt contained in the pressurized gas can be converged and increased, the gas is easy to separate, and the cleanliness of the gas discharged into the exhaust pipe 4 is improved, a first rotating sleeve 18 is movably sleeved on the outer ring of the upper surface of the support plate 10, a first screw plate 19 is integrally formed on the outer surface of the first rotating sleeve 18, a second rotating sleeve 20 is sleeved on the upper surface of the support plate 10 and matched with the measuring hole 12, a second screw plate 21 is fixedly installed on the inner surface of the second rotating sleeve 20, the outer surface of the second rotating sleeve 20 is meshed with the rotating sleeve 13, a volute spring 22 is fixedly sleeved on the outer surface of the top of the rotating sleeve 13, and an installation sleeve 23 is fixedly sleeved on the outer surface of the volute spring 22, the air inlet pipe 2 is movably sleeved with the mounting sleeve 23, the rotating sleeve 13 is driven by the first fan blade 16 to rotate, the nut 14 is driven to return and rotate by the second rotating sleeve 20 after moving down the compression air bag 15, after the air inlet pipe 2 does not inject air, the rotating sleeve 13 can be driven to rotate under the restoring action of the volute spring 22, the nut 14 can be driven to return, the second rotating sleeve 20 can be driven to rotate, the inner surface of the ammonia tank 8 is movably sleeved with the first rotating sleeve 18 in a meshed mode, a transmission sleeve 24 is arranged on the left side of the transmission sleeve 24 in a meshed mode, the top of the transmission sleeve 25 extends to the inside of the exhaust pipe 4 and is sleeved with the second fan blade 26, the screw pitches of the first spiral plate 19 and the second spiral plate 21 are small at the top and large at the bottom, the air inlet pipe 2 does not inject air, the volute spring 22 drives the rotating sleeve 13 to rotate reversely, the nut 14 moves up, the sealing air cushion 11 is loosened, air flows upwards from gaps, the air flows out through the first spiral plate 19 and the second spiral plate 21, the ammonia gas released on the lower surface of the sealing air cushion 11 is pressurized and stirred, liquid and oil mist in the ammonia is gathered and is removed, the ammonia is more completely, and oil stain carried out is further removed.
The working principle of the intercooler of the invention is as follows:
under the operation of a previous-stage compressor, ammonia gas is compressed into an air inlet pipe 2 and is introduced into ammonia liquid in an ammonia tank 8, the gas is divided into fine bubbles by a distribution plate 3, the compressed ammonia gas introduced into the air inlet pipe 2 can drive a fan blade I16 to rotate, a rotating sleeve 13 is driven to rotate through the transmission of a bevel gear 17, the rotating sleeve 13 drives a nut 14 to rotate and move downwards, a compressed air bag 15 injects the gas into a sealed air cushion 11, the sealed air cushion 11 expands to clamp a floating ball of a floating ball valve 7, the interval between a support plate 10 and the ammonia tank 8 is sealed, the ammonia gas filled into the ammonia liquid rises to be accumulated on the lower surface of the sealed air cushion 11, then pressurization is carried out to press the ammonia liquid downwards, when the air inlet pipe 2 is not injected with the ammonia gas any more, the rotating sleeve 13 rotates reversely under the action of a scroll spring 22 to drive the nut 14 to move upwards when the ammonia gas is discharged from an exhaust pipe 4, the interval is retracted to be opened, the exhaust pipe 4 exhausts the air into the device body 1 under the action of the compressor, the fan blade II 26 drives the rotating sleeve I18 to rotate, the rotating sleeve 13 rotates, the ammonia liquid drives a rotating sleeve 20 to rotate, the ammonia liquid below the ammonia gas below the sealed air cushion 11, the ammonia liquid is discharged upwards from a spiral plate I19 and is cut into the ammonia tank 8, the ammonia liquid, and is separated from the ammonia tank 8, and then the ammonia liquid, and the ammonia tank 8.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. An intercooler for ammonia refrigeration, includes a body (1), its characterized in that: the device is characterized in that an air inlet pipe (2) is fixedly arranged in the middle of the top of the device body (1), a distribution plate (3) is fixedly arranged at the bottom of the air inlet pipe (2), an exhaust pipe (4) is fixedly arranged at the left top of the device body (1), a cooling pipe (5) is fixedly arranged at the bottom of an inner cavity of the device body (1), an oil discharge valve (6) is fixedly arranged at the bottom of the device body (1), a ball float valve (7) is arranged on the right side of the device body (1), a float ball of the ball float valve (7) floats on the surface of ammonia liquid, a liquid leakage groove (9) is fixedly arranged at the lower part of the inner cavity of the device body (1), the liquid leakage groove (9) is deeply arranged in the ammonia liquid, a liquid leakage groove (9) is formed at the periphery of the bottom of the liquid, the air inlet pipe (2) is deeply arranged in the ammonia liquid in an ammonia groove (8), a support plate (10) is fixedly arranged at the outer surface of the lower part of the air inlet pipe (2) and is arranged above the ammonia liquid, a sealing air cushion (11) is fixedly arranged at the lower surface of the support plate (10), a sealing air cushion (10) is fixedly arranged at the lower surface of the support plate (10), a measuring hole (12) is formed at the right side of the sealing air cushion (11) and is arranged at the right side of the support plate (10) arranged on the sealing cushion (13) arranged on the support plate (2), a rotating nut sleeve of the floating ball float valve (13) and a rotating sleeve, and a rotating nut sleeve (13) is arranged on the outer surface of the air inlet pipe (2), an air bag (15) is placed in an inner cavity of the rotary sleeve (13) and below the nut (14), a first fan blade (16) is movably sleeved in the inner cavity of the air inlet pipe (2), a first conical tooth (17) is meshed with the bottom of the first fan blade (16), the conical tooth (17) is meshed with the inner surface of the rotary sleeve (13), the air bag (15) is communicated with the sealing air cushion (11), a second rotary sleeve (20) is movably sleeved on the outer ring of the upper surface of the support plate (10), a first screw plate (19) is integrally formed on the outer surface of the first rotary sleeve (18), a second rotary sleeve (20) is fixedly sleeved on the upper surface of the support plate (10) and matched with the measuring hole (12), a second screw plate (21) is fixedly installed on the inner surface of the second rotary sleeve (20), the outer surface of the second rotary sleeve (20) is meshed with the rotary sleeve (13), a volute spring (22) is fixedly sleeved on the outer surface of the top of the rotary sleeve (13), a mounting sleeve (23) is installed on the outer surface of the volute spring (22), a transmission sleeve (24) is fixedly sleeved on the inner surface of the ammonia tank (8) and meshed with the transmission sleeve (18), and a transmission gear (24) is arranged on the left side of the transmission sleeve (24), and the transmission gear (24) extends to the top of the exhaust pipe (4);
under the working of a primary compressor, ammonia gas is compressed into an air inlet pipe (2) and is introduced into ammonia liquid in an ammonia tank (8), the gas is divided into fine bubbles by a distribution plate (3), the compressed ammonia gas introduced into the air inlet pipe (2) can drive a fan blade I (16) to rotate, a rotating sleeve (13) is driven to rotate through the transmission of a bevel gear (17), the rotating sleeve (13) drives a nut (14) to rotate and move downwards, a compression air bag (15) injects the gas into a sealing air cushion (11), the sealing air cushion (11) expands to clamp a floating ball of a floating ball valve (7), the gap between a support plate (10) and the ammonia tank (8) is sealed, the ammonia gas filled into the ammonia liquid rises on the lower surface of the sealing air cushion (11) to be accumulated, then the ammonia liquid is pressurized to be pressed downwards, when the ammonia gas is not injected into the air inlet pipe (2) any more, the exhaust air is exhausted from the exhaust pipe (4), the rotating sleeve (13) rotates reversely under the action of a volute spring (22) to drive the nut (14) to move upwards, the sealing air cushion (11) retracts to open the gap, the exhaust pipe (4) under the action of the compressor, the exhaust pipe (1), the ammonia liquid drives a first rotary sleeve (18) to drive a second rotating sleeve (18) to rotate and a second rotating sleeve (21) to be separated from the rotating air cushion (11), the rotating sleeve (18), the rotating sleeve (11) and the rotating sleeve (21), the rotating sleeve (11) to be separated by the oil stain and the rotating sleeve (21), the cooling ammonia liquid is discharged from the exhaust pipe (4), and the cooling ammonia liquid outside the ammonia tank (8) enters the ammonia tank (8).
2. An intercooler for ammonia refrigeration according to claim 1, wherein: the nut (14) is in threaded fit with the air inlet pipe (2) and is in up-and-down sliding fit with the rotary sleeve (13).
3. The intercooler of claim 1, wherein: the air inlet pipe (2) is movably sleeved with the mounting sleeve (23).
4. The intercooler of claim 1, wherein: the screw pitch of the first screw plate (19) and the second screw plate (21) is small at the top and large at the bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110834507.7A CN113606808B (en) | 2021-07-23 | 2021-07-23 | Intermediate cooler for ammonia refrigeration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110834507.7A CN113606808B (en) | 2021-07-23 | 2021-07-23 | Intermediate cooler for ammonia refrigeration |
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| Publication Number | Publication Date |
|---|---|
| CN113606808A CN113606808A (en) | 2021-11-05 |
| CN113606808B true CN113606808B (en) | 2022-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110834507.7A Active CN113606808B (en) | 2021-07-23 | 2021-07-23 | Intermediate cooler for ammonia refrigeration |
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| US9422855B2 (en) * | 2013-12-12 | 2016-08-23 | Ford Global Technologies, Llc | Shuttle valve assembly and method for intercooler condensation removal |
| JP6401591B2 (en) * | 2014-12-02 | 2018-10-10 | 株式会社日立産機システム | Multistage compressor cooler and multistage compressor provided with the same |
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|---|---|---|---|---|
| CN206801559U (en) * | 2017-04-08 | 2017-12-26 | 申中华 | A kind of hydrogeologic prospecting underground water level observation device |
| CN206830921U (en) * | 2017-04-21 | 2018-01-02 | 上海欧特莱阀门机械有限公司 | A kind of automatic exhaust steam valve |
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| CN113606808A (en) | 2021-11-05 |
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