CN113027767A - Marine diesel-driven screw type air compressor with high heat dissipation efficiency and machining method thereof - Google Patents
Marine diesel-driven screw type air compressor with high heat dissipation efficiency and machining method thereof Download PDFInfo
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- CN113027767A CN113027767A CN202110381836.0A CN202110381836A CN113027767A CN 113027767 A CN113027767 A CN 113027767A CN 202110381836 A CN202110381836 A CN 202110381836A CN 113027767 A CN113027767 A CN 113027767A
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 47
- 238000000034 method Methods 0.000 title claims description 24
- 238000003754 machining Methods 0.000 title claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 155
- 238000003860 storage Methods 0.000 claims abstract description 119
- 230000006835 compression Effects 0.000 claims abstract description 20
- 238000007906 compression Methods 0.000 claims abstract description 20
- 238000001035 drying Methods 0.000 claims abstract description 18
- 239000007789 gas Substances 0.000 claims description 112
- 238000001816 cooling Methods 0.000 claims description 62
- 238000010438 heat treatment Methods 0.000 claims description 59
- 238000001514 detection method Methods 0.000 claims description 19
- 229910000838 Al alloy Inorganic materials 0.000 claims description 18
- 238000001125 extrusion Methods 0.000 claims description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 8
- 238000002485 combustion reaction Methods 0.000 claims description 7
- 239000012535 impurity Substances 0.000 claims description 7
- 238000005520 cutting process Methods 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 6
- 239000002737 fuel gas Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 238000010791 quenching Methods 0.000 claims description 6
- 230000000171 quenching effect Effects 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 4
- 230000002265 prevention Effects 0.000 claims description 4
- 238000003672 processing method Methods 0.000 claims description 4
- 238000003723 Smelting Methods 0.000 claims description 3
- 230000008859 change Effects 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims description 3
- 238000004040 coloring Methods 0.000 claims description 3
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 239000000314 lubricant Substances 0.000 claims description 3
- 230000003647 oxidation Effects 0.000 claims description 3
- 238000007254 oxidation reaction Methods 0.000 claims description 3
- 238000002161 passivation Methods 0.000 claims description 3
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 3
- 239000000565 sealant Substances 0.000 claims description 3
- 238000004506 ultrasonic cleaning Methods 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 claims description 3
- 230000005855 radiation Effects 0.000 claims 4
- 230000006698 induction Effects 0.000 claims 3
- 230000000694 effects Effects 0.000 description 5
- 239000000243 solution Substances 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000001413 cellular effect Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/04—Heating; Cooling; Heat insulation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B63/00—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices
- F02B63/06—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices for pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
- F04C23/02—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/0092—Removing solid or liquid contaminants from the gas under pumping, e.g. by filtering or deposition; Purging; Scrubbing; Cleaning
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The invention discloses a marine diesel screw air compressor with high heat dissipation efficiency, which comprises a shell, wherein an air inlet is arranged on the side wall of the shell, an air inlet pipe is arranged on the air inlet pipe, a heat exchanger is arranged on the air inlet pipe, a drying chamber is arranged at the end part of the air inlet pipe, the drying chamber is connected with a compression shell through a pipeline, one end of the heat exchanger is connected with a first water storage tank through a water pipe, one end of the first water storage tank is connected with a flow divider through a pipeline, one end of the flow divider is provided with a second water storage tank, the second water storage tank is connected with the heat exchanger through a pipeline, a refrigerator is arranged between the second water storage tank and the flow divider, one end of the flow divider is also provided with a hot water tank, one end of the hot water tank is connected with a third water storage tank through a pipeline, a female rotor and a male rotor, and the compression shell is provided with an air outlet pipe communicated with the shell.
Description
Technical Field
The invention belongs to the technical field of air compressors, and particularly relates to a marine diesel-driven screw air compressor with high heat dissipation efficiency and a machining method thereof.
Background
According to the difference of the internal structure of the air compressor, the air compressors on the market at present are mainly classified into screw type air compressors, piston type air compressors, centrifugal type air compressors, and the like. The centrifugal air compressor is mainly applied to occasions with large gas consumption, and is rarely applied by general enterprises. The piston type air compressor has low equipment investment, is adopted by many enterprises in the past, but has poor gas production efficiency and is gradually replaced by a screw type air compressor.
For a marine diesel screw air compressor, when the air compressor is started, the pneumatic control system enables the air inlet valve to be in an open state, which means that the load is large when the compressor is started, the generated heat is also large, a large amount of heat is accumulated due to long-time operation, and the normal operation of equipment is influenced due to untimely treatment.
Chinese patent with publication number CN108980038B, it discloses a screw compressor with energy-conservation, environmental protection, set up filter equipment through air inlet and louvre, filter the gas that gets into the air compressor machine, also filter exhaust hot gas in the louvre simultaneously, impurity in the reduction air compressor machine, improve the gas quality of its compression, inhale the setting of sound device simultaneously, can effectually inhale the sound processing to the noise in this air compressor machine working process, noise reduction's production, and simultaneously, heat dissipation mechanism's setting, can carry out timely giving off to the heat that produces in the air compressor machine working process, avoid causing the influence to its work because of overheated, and louvre department filter equipment's setting, can effectually filter the gas through the louvre, avoid causing the influence to the environment on every side from the gas of louvre.
The screw air compressor adopts the fan and the radiating fins for radiating heat for cooling, but in the actual use process, the radiating efficiency of the screw air compressor is too low by only depending on the radiating fins and the fan, and the long-time use of the screw air compressor can affect the work; still some screw air compressors on the market adopt the comdenstion water to cool off, but after the comdenstion water cooling, only in the pure collection water storage cylinder or the emission falls, and not fine utilization causes the waste of the energy.
Disclosure of Invention
The invention aims to solve the technical problems and provides a marine diesel screw air compressor with high heat dissipation efficiency and a machining method thereof.
The purpose of the invention is realized as follows: a marine diesel-driven screw air compressor with high heat dissipation efficiency comprises a shell, wherein an air inlet is formed in the side wall of the shell, an air inlet pipe is formed in the air inlet pipe, a heat exchanger is arranged on the air inlet pipe, a drying chamber is arranged at the end of the air inlet pipe, the drying chamber is connected with a compression shell through a pipeline, one end of the heat exchanger is connected with a first water storage tank through a water pipe, one end of the first water storage tank is connected with a flow divider through a pipeline, a second water storage tank is arranged at one end of the flow divider, the second water storage tank is connected with the heat exchanger through a pipeline, a refrigerating machine is arranged between the second water storage tank and the flow divider, a hot water tank is further arranged at one end of the flow divider, one end of the hot water tank is connected with a third water storage tank through a pipeline, a female rotor and a male, the compressor is characterized in that an air outlet pipe communicated with the shell is arranged on the compression shell, a plurality of radiating fins are arranged on the outer wall of the compression shell, a radiating port is arranged at the top of the shell, and a radiating window is arranged on the radiating port.
The invention is further configured to: the temperature sensor is used for sensing the temperature of condensed water flowing out of the first water storage tank and feeding the temperature back to the first controller, when the temperature sensor senses that the temperature of the condensed water flowing out of the first water storage tank does not meet the temperature requirement, the first controller controls the flow divider to close a channel between the first water storage tank and the hot water tank and open the channel between the first water storage tank and the refrigerator, and when the temperature sensor senses that the temperature of the condensed water flowing out of the first water storage tank meets the temperature requirement, the first controller controls the flow divider to open the channel between the first water storage tank and the hot water tank and close the channel between the first water storage tank and the refrigerator.
The invention is further configured to: the heat dissipation window comprises a top plate, a left mounting plate and a right mounting plate which are symmetrically arranged on two sides of the top plate, the left mounting plate, the right mounting plate and a heat dissipation port are connected through bolts, an air inlet is arranged between the top plate and the left mounting plate, an air outlet is arranged between the top plate and the right mounting plate, a bottom plate is arranged at the bottom of the top plate, an air guide device is arranged between the top plate and the bottom plate, the air guide device comprises an air outlet guide plate and an air inlet guide plate, the air outlet guide plate and the air inlet guide plate are both arc-shaped, the radian of the air inlet guide plate and the air outlet guide plate is gradually reduced from the top plate to the bottom plate, a first right baffle is arranged at the bottom of the right mounting plate, a second right baffle is arranged at one end, close to the first right baffle, of the bottom plate, an air outlet channel is, the bottom plate is close to the one end of first left baffle and is equipped with the left baffle of second, forms inlet air channel between air intake, air inlet baffle, the left baffle of first and the left baffle of second, still seted up a plurality of water conservancy diversion mouths on the casing, the water conservancy diversion mouth symmetry sets up in air-out passageway and inlet air channel, and the water conservancy diversion mouth is used for leading the ponding water in air-out passageway and the inlet air channel outside the casing.
The invention is further configured to: all be equipped with filter screen on air intake and the air outlet, filter screen is used for ventilation and the dustproof of air intake and air outlet, so filter screen includes framework and lower framework, go up the framework and be equipped with the filtration gauze down between the framework, be equipped with the frame edge down in the framework, the filtration gauze is placed on the frame edge, go up the framework and connect through the articulated edge of framework down, the filtration gauze comprises double-deck honeycomb net, is equipped with the active carbon granule in the honeycomb net of filtration gauze.
The invention is further configured to: the air outlet is provided with a first cooling fan, the air inlet is provided with a second cooling fan, the first cooling fan and the second cooling fan can be automatically started, the shell is internally provided with a first temperature detection device, the first temperature detection device is used for detecting the ambient temperature in the shell and detecting the temperature, the shell is internally provided with a temperature storage device, the temperature storage device is used for storing a set first temperature and a second temperature which is higher than the first temperature, the shell is also internally provided with a control device, the control device compares the temperature fed back by the first temperature detection device with the first temperature and the second temperature, controls the working states of the first cooling fan and the second cooling fan according to the comparison result, and controls the first cooling fan and the second cooling fan to be closed when the ambient temperature is lower than the first temperature; when the ambient temperature is higher than the first temperature and lower than the second temperature, controlling the first cooling fan to be started, and simultaneously keeping the second cooling fan in a closed state; when the ambient temperature is higher than the second temperature, the first cooling fan and the second cooling fan are controlled to be started and kept in a starting state, and when the ambient temperature is higher than the second temperature, the higher the ambient temperature is, the faster the rotating speeds of the first cooling fan and the second cooling fan are, and the rotating speeds of the first cooling fan and the second cooling fan are in direct proportion to the ambient temperature.
The invention also discloses a machining method of the marine diesel screw air compressor with high heat dissipation efficiency, wherein the machining method is used for machining the heat dissipation window and comprises the following steps:
1) preparing materials: the heat dissipation window comprises the following elements and components of the elements: the weight portion of the material is as follows: 10.9-11.2 parts of Si, Mg: 0.48-0.70 parts of Mn: 0.4-0.48 part, Zn: 2.3-2.4 parts of Cu: 3.6-3.72 parts of B: 0.075-0.13 parts, Ti: 0.5-0.9 part, Ni: 14.35-14.45 parts of rare earth elements, 0.93-0.98 part of Al: 75-80 parts of Ce and the balance of inevitable impurities;
2) extrusion molding: smelting and pouring the aluminum alloy obtained in the step 1) to obtain an aluminum alloy bar, performing heat treatment on the aluminum alloy bar, removing surface oxide skin by using a cutting processing method, performing ultrasonic cleaning, and heating to 560-580 ℃ in a heating furnace; heating an extrusion die to 400-420 ℃, keeping the temperature, adding a lubricant, and putting the aluminum alloy bar into a die of an extrusion molding machine at an extrusion speed of 4.5-5 m/min to obtain an aluminum alloy section;
3) and (3) heat treatment: putting the aluminum alloy section obtained in the step 3) into a heating furnace through a heating furnace, heating to 520-540 ℃, preserving heat for 10 hours, then cooling through a cooling furnace, then air-cooling to 185-195 ℃, then quenching, and heating again to 180 ℃ after quenching;
4) passivating: putting the obtained product in the step 3) into passivation treatment liquid for treatment for 4-5 min;
5) and (3) rust prevention treatment: carrying out anodic oxidation treatment on the product obtained in the step 4), cleaning, immersing the product into a sealant solution for 6-8 minutes, and then drying the product;
6) and 5) performing processes of coloring, cutting, deburring and lamp assembling according to requirements, and then obtaining the heat dissipation window.
The invention is further configured to: the heating furnace in the step 3) is a heating furnace with uniform heating, the heating furnace comprises a furnace body, a storage chamber is arranged outside the furnace body, a furnace chamber is arranged in the furnace body, an exhaust port is arranged at the top of the furnace body, one end of the storage chamber is provided with a gas inlet pipe and an air inlet pipe, the other end of the storage chamber is provided with an air guide pipe, the air guide pipe is communicated with the furnace chamber, the air inlet pipe is provided with an air supply device, the air supply device comprises a first suction fan, the first suction fan is driven by a first motor, the air supply device is also provided with a first control valve and a first gas flow calculator, the first gas flow calculator is used for detecting the air flow passing through the air inlet pipe, the gas inlet pipe is provided with a gas supply device, the gas supply device comprises a second suction fan, and the second suction fan is driven by a second motor, the gas supply device controls the gas to enter the furnace chamber from the gas leading-in pipe.
The invention is further configured to: the gas supply device further comprises a second control valve and a second gas flow calculator, the second gas flow calculator is used for calculating the gas flow passing through the gas guide-in pipe, the heating furnace is further provided with a second temperature detection device and a second controller, the gas guide pipe is provided with a third control valve and a third suction fan, the third suction fan is controlled by a third motor, the air supply device further comprises an air storage box, and the gas supply device further comprises a gas storage box.
The invention is further configured to: the control method of the heating furnace comprises the following steps: setting a ratio value of gas and air, setting a temperature required by combustion, controlling a first control valve and a first motor to be opened by a second controller, driving a first suction fan to be opened by the first motor, guiding air into a storage chamber from the air storage chamber, calculating the flow rate of the flowing air by a first gas flow calculator, feeding the flow rate of the flowing air back to the second controller by the first gas flow calculator, opening the second control valve and a second motor by the second controller according to a preset ratio value of gas and air, driving a second suction fan to be started by the second motor, guiding a proper amount of gas into the storage chamber by the second suction fan according to the introduced air flow rate, and controlling a third control valve and a third suction fan to be opened by the second controller when the ratio value of the flowing air and the gas in the first gas flow calculator and the second gas flow calculator is the same as the set ratio value, introducing the mixed gas in the storage chamber into the furnace chamber for combustion, wherein at the moment, a second temperature detection device on the heating furnace detects the temperature change in the heating furnace and feeds the temperature back to a second controller in real time, and if the temperature in the heating furnace is higher than the preset temperature, the second controller controls and reduces the rotating speed of a third motor, reduces the rotating speed of a third suction fan and reduces the gas supply quantity of a gas guide pipe; and if the temperature in the heating furnace is lower than the preset temperature, the second controller controls and increases the rotating speed of the third motor, increases the rotating speed of the third suction fan and increases the air supply quantity of the air guide pipe.
By adopting the technical scheme, the method has the advantages that,
the invention has the beneficial effects that:
1. the end part of the air inlet pipe is provided with the drying chamber, the drying chamber is connected with the compression shell through a pipeline, one end of the heat exchanger is connected with the first water storage tank through a water pipe, one end of the first water storage tank is connected with the flow divider through a pipeline, one end of the flow divider is provided with the second water storage tank, the second water storage tank is connected with the heat exchanger through a pipeline, a refrigerator is arranged between the second water storage tank and the flow divider, external air passes through the air inlet pipe, the heat exchanger and the drying chamber in sequence, the air is sent into the air compressor after the temperature of the air is reduced, and the heat;
2. by arranging the first controller in the hot water tank and arranging the temperature sensor between the first water storage tank and the flow divider, the temperature of the condensed water is increased after the condensed water is cooled by the air passing through the heat exchanger, the high-temperature condensed water is collected in the first water storage tank, the condensed water in the first water storage tank is input into the second water storage tank after passing through the refrigerator, the temperature of the high-temperature condensed water passing through the refrigerator can be reduced, the condensed water after the temperature is reduced can be retransmitted to the heat exchanger to continue to cool the air, and the circulation and the recycling of the condensed water are achieved, and if the temperature of the high-temperature condensed water is higher than a certain temperature, the condensed water is not immediately transferred back to the second water storage tank, but is transmitted into the hot water tank for storage, and the collected condensed water can be used in other places needing water by purifying, and can also be transmitted back to the second water storage tank for recycling after standing for a period of time;
3. the air inlet guide plate and the air outlet guide plate are gradually reduced in radian from a top plate to a bottom plate, the air outlet channel and the air inlet channel are further arranged, external air enters through the air inlet channel, air inside the air compressor is discharged through the air outlet channel, the flow direction of the air inside the air compressor is changed under the influence of the air inlet guide plate, the air outlet guide plate, the first right baffle plate, the second right baffle plate, the first left baffle plate and the second left baffle plate in the process, meanwhile, impurities carried in the air can be blocked, the external impurities are prevented from entering the air compressor, the first cooling fan is mounted at the air outlet, the second cooling fan is mounted at the air inlet, the control device, the first temperature detection device and the temperature storage device are arranged in the shell, and the control device can prevent the external impurities from entering the air compressor according to the temperature fed back by the first temperature detection device and the set first temperature, The second temperature is compared, the working states of the first cooling fan and the second cooling fan are controlled according to the comparison result, the rotating speeds of the first cooling fan and the second cooling fan are in direct proportion to the ambient temperature, and the cooling effect of the air compressor can be effectively improved;
4. when the heating furnace is used, setting a ratio value of gas and air and a temperature required by combustion, controlling a first control valve and a first motor to be opened through a second controller, driving a first suction fan by the first motor to guide air into a storage chamber, calculating the air flow rate of flowing air by a first gas flow calculator and feeding back the air flow rate to the second controller at the moment, opening a second control valve and a second motor by the second controller according to a preset ratio value of gas and air, driving a second suction fan to be started by the second motor, guiding a proper amount of gas into the storage chamber by the second suction fan according to the introduced air flow rate, controlling a third control valve and a third suction fan to be opened by the second controller when the air and the gas flowing through the first gas flow calculator and the second gas flow calculator are the same as the set ratio value, and guiding mixed gas in the storage chamber into the furnace chamber to be combusted, the influence of error between air and the gas can be effectively reduced, the ratio precision between air and the gas is improved, and the combustion efficiency is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a heat dissipating window according to the present invention;
FIG. 3 is a schematic structural diagram of a filter screen panel according to the present invention;
FIG. 4 is a side view of a filter plate of the present invention;
FIG. 5 is a schematic view of the structure of the heating furnace of the present invention.
The reference numbers in the figures are:
1. a housing; 11. an air inlet; 12. an air inlet pipe; 13. compressing the shell; 14. a female rotor; 15. a male rotor; 16. a diesel engine; 17. an air outlet pipe; 18. heat dissipation fins; 19. a heat dissipation port; 20. a heat exchanger; 21. a drying chamber; 22. a first water storage tank; 23. a second water storage tank; 24. a third water storage tank; 25. a flow divider; 26. a hot water tank; 27. a freezer; 28. a temperature sensor; 29. a first controller; 30. a heat dissipation window; 31. a top plate; 32. a left mounting plate; 321. a first left baffle; 322. a second left baffle; 33. a right mounting plate; 331. a first right baffle; 332. a second right baffle; 34. an air inlet; 35. an air outlet; 36. a base plate; 37. an air guide device; 371. an air outlet guide plate; 372. an air inlet guide plate; 38. a flow guide port; 4. a filter screen plate; 41. an upper frame body; 42. a lower frame body; 43. filtering the gauze; 44. a frame edge; 45. activated carbon particles; 50. a first heat dissipation fan; 51. a second heat dissipation fan; 52. an air inlet channel; 53. an air outlet channel; 54. a first temperature detection device; 55. a second temperature detection device; 56. a second controller; 6. heating furnace; 61. a furnace body; 62. a storage chamber; 63. a furnace chamber; 64. an exhaust port; 65. a gas inlet pipe; 66. an air introduction pipe; 67. an air duct; 671. a third control valve; 672. a third suction fan; 673. a third motor; 7. an air supply device; 71. a first suction fan; 72. a first motor; 73. a first control valve; 74. a first gas flow calculator; 75. an air storage tank; 8. a gas supply device; 81. a second suction fan; 82. a second motor; 83. a second control valve; 84. a second gas flow calculator; 85. a gas storage tank.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the following description clearly and completely describes the technical solution in the embodiments of the present invention with reference to the accompanying drawings:
as shown in fig. 1, a marine diesel screw air compressor with high heat dissipation efficiency comprises a casing 1, an air inlet 11 is arranged on the side wall of the casing 1, an air inlet pipe 12 is arranged on the air inlet pipe 11, a heat exchanger 20 is arranged on the air inlet pipe 12, a drying chamber 21 is arranged at the end part of the air inlet pipe 12, the drying chamber 21 is connected with a compression casing 13 through a pipeline, one end of the heat exchanger 20 is connected with a first water storage tank 22 through a water pipe, one end of the first water storage tank 22 is connected with a flow divider 25 through a pipeline, one end of the flow divider 25 is provided with a second water storage tank 23, the second water storage tank 23 is connected with the heat exchanger 20 through a pipeline, a refrigerator 27 is arranged between the second water storage tank 23 and the flow divider 25, one end of the flow divider 25 is also provided with a hot water tank 26, one end of the hot water tank 26 is connected with a third water storage tank 24 through a pipeline, an air outlet pipe 17 communicated with the shell 1 is arranged on the compression shell 13, a plurality of radiating fins 18 are arranged on the outer wall of the compression shell 13, a radiating opening 19 is arranged at the top of the shell 1, and a radiating window 30 is arranged on the radiating opening 19.
Optimally, after entering the air inlet 11, the outside air enters the heat exchanger 20 along with the air inlet pipe 12, the temperature of the air is reduced by the condensed water flowing in the heat exchanger 20, the air with the reduced temperature is input into the drying chamber 21, the moisture contained in the air is absorbed by the drying chamber 21, the corrosion of the female rotor 14 and the male rotor 15 in the compression shell 13 by the moisture in the air is prevented, the air is input into the compression shell 13 after passing through the drying chamber 21, and the heat is dissipated to the compression shell 13 and the internal components thereof. The temperature of the condensate water is increased after the condensate water flows through the heat exchanger 20, and then the condensate water with the increased temperature flows back to the heat exchanger 20 after passing through the first water storage tank 22, the flow divider 25, the refrigerator 27 and the second water storage tank 23 in sequence, in the process, the temperature of the condensed water is reduced under the influence of the refrigerating machine 27, the air in the heat exchanger 20 can be better cooled, the condensed water can be recycled, water resources are saved, a hot water tank 26 is further arranged at one end of the flow divider 25, one end of the hot water tank 26 is connected with a third water storage tank 24 through a pipeline, the hot water tank 26 and the third water storage tank 24 are both used for storing the condensed water, and a plurality of heat dissipation fins 18 are arranged on the outer wall of the compression shell 13, the heat dissipation effect of the compression shell 13 can be further improved, the top of the shell 1 is provided with a heat dissipation opening 19, the heat dissipation opening 19 is provided with a heat dissipation window 30, and the arrangement of the heat dissipation window 30 and the heat dissipation opening 19 can improve the heat dissipation effect of the shell 1.
As shown in fig. 1: the hot water tank 26 is internally provided with a first controller 29, the first controller 29 is used for controlling the flow divider 25, a temperature sensor 28 is arranged between the first water storage tank 22 and the flow divider 25, the temperature sensor 28 is used for sensing the temperature of the condensed water flowing out of the first water storage tank 22 and feeding the temperature back to the first controller 29, when the temperature sensor 28 senses that the temperature of the condensate flowing out of the first water storage tank 22 does not reach the temperature requirement, the first controller 29 controls the flow divider 25 to close the passage between the first water reservoir 22 and the hot water tank 26, open the passage between the first water reservoir 22 and the freezer 27, when the temperature sensor 28 senses that the temperature of the condensate flowing out of the first water storage tank 22 reaches the temperature requirement, the first controller 29 controls the flow divider 25 to open the passage between the first reservoir 22 and the hot water tank 26 and close the passage between the first reservoir 22 and the freezer 27.
Optimally, the flow direction of the condensed water can be controlled by the first controller 29, a required temperature can be set in the first controller 29 when in use, when the temperature sensor 28 senses that the temperature of the condensed water flowing out of the first water storage tank 22 does not meet the temperature requirement, the first controller 29 controls the flow divider 25 to close the channel between the first water storage tank 22 and the hot water tank 26 and open the channel between the first water storage tank 22 and the refrigerating machine 27, when the temperature sensor 28 senses that the temperature of the condensed water flowing out of the first water storage tank 22 meets the temperature requirement, the first controller 29 controls the flow divider 25 to open the channel between the first water storage tank 22 and the hot water tank 26 and close the channel between the first water storage tank 22 and the refrigerating machine 27, and the condensed water with over-high temperature can be collected by setting the hot water tank 26, so that the refrigerating machine 27 is prevented from always working at high power and the energy consumption is reduced, after the condensate water in the hot water tank 26 is collected fully, the condensate water can be conveyed to the third water storage tank 24, the condensate water in the third water storage tank 24 can be cooled by the refrigerator 27 again and then is conveyed back to the second water storage tank 23, because the high-temperature condensate water is static after passing through the hot water tank 26 and the third water storage tank 24, the temperature of the condensate water is lower than the temperature of the condensate water just entering the hot water tank 26, the energy consumption of the refrigerator 27 can be reduced, the condensate water can be further recycled, the resource utilization efficiency is improved, and the water in the third water storage tank 24 can be used for other water after being filtered, such as planting and the like.
As shown in fig. 1 and 2: the heat dissipation window 30 comprises a top plate 31, and a left mounting plate 32 and a right mounting plate 33 symmetrically arranged on both sides of the top plate 31, the left mounting plate 32, the right mounting plate 33 and the heat dissipation port 19 are all connected by bolts, an air inlet 34 is arranged between the top plate 31 and the left mounting plate 32, an air outlet 35 is arranged between the top plate 31 and the right mounting plate 33, a bottom plate 36 is arranged at the bottom of the top plate 31, an air guide device 37 is arranged between the top plate 31 and the bottom plate 36, the air guide device 37 comprises an air outlet guide plate 371 and an air inlet guide plate 372, the air outlet guide plate 371 and the air inlet guide plate 372 are both arc-shaped, the arcs of the air inlet guide plate 372 and the air outlet guide plate 371 are gradually reduced from the top plate 31 to the bottom plate 36, a first right baffle 331 is arranged at the bottom of the right mounting plate 33, a second right baffle 332 is arranged at one end of the, the bottom of the left mounting plate 32 is provided with a first left baffle 321, one end of the bottom plate 36 close to the first left baffle 321 is provided with a second left baffle 322, the air inlet 34, the air inlet guide plate 372, the air inlet channel 52 is formed between the first left baffle 321 and the second left baffle 322, the casing 1 is further provided with a plurality of flow deflectors 38, the flow deflectors 38 are symmetrically arranged in the air outlet channel 53 and the air inlet channel 52, and the flow deflectors 38 are used for guiding accumulated water in the air outlet channel 53 and the air inlet channel 52 to the outside of the casing 1.
Preferably, the left mounting plate 32, the right mounting plate 33 and the heat dissipating port 19 are all connected by bolts, which not only facilitates the assembly and disassembly, but also improves the installation stability, the outside air enters the casing 1 through the air inlet 34, the air inside the casing 1 is discharged from the air outlet 35, the bottom plate 36 is arranged to support, the air guiding device 37 is arranged between the top plate 31 and the bottom plate 36, the air guiding device 37 comprises an air outlet guide plate 371 and an air inlet guide plate 372, the air outlet guide plate 371 and the air inlet guide plate 372 are both arc-shaped, the arcs of the air inlet guide plate 372 and the air outlet guide plate 371 gradually decrease from the top plate 31 to the bottom plate 36, the air guiding function can be achieved when the air passes through, the air outlet guide plate 371 cooperates with the air outlet 35, the first right baffle 331 and the second right baffle 332 to form an air outlet channel 53, the air inlet guide plate 372 cooperates with the air inlet 34, the first left, the arrangement of the first right baffle 331, the second right baffle 332, the first left baffle 321 and the second left baffle 322 can play a role in guiding the entering or leading out air, when the air is led out from the casing 1, firstly the air meets the second right baffle 332, the air can go upwards along with the second right baffle 332, and can move towards the first right baffle 331 after meeting the right mounting plate 33, and the air can move towards the direction of the bottom plate 36 after meeting the first right baffle 331, and then can be discharged from the air outlet 35 under the influence of the air outlet guide plate 371; when the air is led in from the casing 1, at first run into air inlet guide plate 372, receive and to remove to bottom plate 36 direction behind the influence of air inlet guide plate 372 and first left baffle 321, later can run into second left baffle 322, get into inside the casing 1 from the space between second left baffle 322 and the left mounting panel 32 under the influence of second left baffle 322, at the in-process of air water conservancy diversion, the ponding of accumulation in air inlet channel 52 and the air outlet channel 53 and the dust of mixing with ponding can be followed water conservancy diversion mouth 38 and discharged outside the casing 1.
As shown in fig. 2, 3 and 4: the air inlet 34 and the air outlet 35 are both provided with a filter screen plate 4, the filter screen plate 4 is used for ventilation and dust prevention of the air inlet 34 and the air outlet 35, the filter screen plate 4 comprises an upper frame body 41 and a lower frame body 42, a filter screen 43 is arranged between the upper frame body 41 and the lower frame body 42, a frame edge 44 is arranged on the lower frame body 42, the filter screen 43 is placed on the frame edge 44, the edges of the upper frame body 41 and the lower frame body 42 are connected in a hinged mode, the filter screen 43 is composed of a double-layer honeycomb net, and activated carbon particles 45 are arranged in honeycomb nets of the filter screen 43.
Optimized, when the outside air enters the casing 1, the filter screen plate 4 arranged at the air inlet 34 can play a dustproof effect, when the filter screen plate is not used, the filter screen plate 4 can play a dustproof protection role for the air inlet 34 and the air outlet 35, the filter screen plate can be conveniently installed and detached between the upper frame body 41 and the lower frame body 42 and the filter screen 43 through the hinged connection between the upper frame body 41 and the lower frame body 42, the filter screen 43 consists of a double-layer cellular network, and the active carbon particles 45 are arranged in the cellular network of the filter screen 43, so that the filter effect can be effectively improved.
As shown in fig. 1 and 2: a first cooling fan 50 is arranged at the air outlet 35, a second cooling fan 51 is arranged at the air inlet 34, the first cooling fan 50 and the second cooling fan 51 can be automatically opened, a first temperature detection device 54 is arranged in the shell 1, the first temperature detection device 54 is used for detecting the ambient temperature in the shell 1 and detecting the temperature, a temperature storage device is arranged in the shell 1 and used for storing a set first temperature and a second temperature which is higher than the first temperature, a control device is also arranged in the shell 1, the control device compares the temperature fed back by the first temperature detection device 54 with the first temperature and the second temperature, the working states of the first cooling fan 50 and the second cooling fan 51 are controlled according to the comparison result, and when the ambient temperature is lower than the first temperature, the first cooling fan 50 and the second cooling fan 51 are controlled to be closed; when the ambient temperature is higher than the first temperature and lower than the second temperature, controlling the first cooling fan 50 to be turned on, and simultaneously keeping the second cooling fan 51 in a turned-off state; when the ambient temperature is higher than the second temperature, the first cooling fan 50 and the second cooling fan 51 are controlled to be turned on and kept in an on state, and when the ambient temperature is higher than the second temperature, the higher the ambient temperature is, the faster the rotation speeds of the first cooling fan 50 and the second cooling fan 51 are, and the rotation speeds of the first cooling fan 50 and the second cooling fan 51 are in direct proportion to the ambient temperature.
Optimally, through the cooperation of the first heat dissipation fan 50 and the second heat dissipation fan 51, the exchange between the inside of the housing 1 and the outside air can be accelerated, and the heat dissipation efficiency of the housing 1 is effectively improved.
The invention also discloses a processing method of the marine diesel screw air compressor with high heat dissipation efficiency, which is used for processing the heat dissipation window 30 and comprises the following steps:
1) preparing materials: the heat dissipation window 30 includes elements and components of the elements: the weight portion of the material is as follows: 10.9-11.2 parts of Si, Mg: 0.48-0.70 parts of Mn: 0.4-0.48 part, Zn: 2.3-2.4 parts of Cu: 3.6-3.72 parts of B: 0.075-0.13 parts, Ti: 0.5-0.9 part, Ni: 14.35-14.45 parts of rare earth elements, 0.93-0.98 part of Al: 75-80 parts of Ce and the balance of inevitable impurities;
2) extrusion molding: smelting and pouring the aluminum alloy obtained in the step 1) to obtain an aluminum alloy bar, performing heat treatment on the aluminum alloy bar, removing surface oxide skin by using a cutting processing method, performing ultrasonic cleaning, and heating to 560-580 ℃ in a heating furnace 6; heating an extrusion die to 400-420 ℃, keeping the temperature, adding a lubricant, and putting the aluminum alloy bar into a die of an extrusion molding machine at an extrusion speed of 4.5-5 m/min to obtain an aluminum alloy section;
3) and (3) heat treatment: putting the aluminum alloy section obtained in the step 3) into a heating furnace 6 through the heating furnace 6, heating to 520-540 ℃, preserving heat for 10 hours, then cooling through a cooling furnace, then air-cooling to 185-195 ℃, then quenching, and heating again to 180 ℃ after quenching;
4) passivating: putting the obtained product in the step 3) into passivation treatment liquid for treatment for 4-5 min;
5) and (3) rust prevention treatment: carrying out anodic oxidation treatment on the product obtained in the step 4), cleaning, immersing the product into a sealant solution for 6-8 minutes, and then drying the product;
6) and (3) performing coloring, cutting, deburring and lamp assembling processes according to requirements obtained in the step 5), and then obtaining the heat dissipation window 30.
As shown in fig. 5: the heating furnace 6 in the step 3) is a uniformly-heated heating furnace 6, the heating furnace 6 comprises a furnace body 61, a storage chamber 62 is arranged outside the furnace body 61, a furnace chamber 63 is arranged in the furnace body 61, an exhaust port 64 is arranged at the top of the furnace body 61, a fuel gas inlet pipe 65 and an air inlet pipe 66 are arranged at one end of the storage chamber 62, an air duct 67 is arranged at the other end of the storage chamber 62, the air duct 67 is communicated with the furnace chamber 63, an air supply device 7 is arranged on the air inlet pipe 66, the air supply device 7 comprises a first suction fan 71, the first suction fan 71 is driven by a first motor 72, a first control valve 73 and a first gas flow calculator 74 are further arranged on the air supply device 7, the first gas flow calculator 74 is used for detecting the air flow passing through the air inlet pipe 66, a fuel gas supply device 8 is arranged on the fuel gas inlet pipe 65, the fuel gas supply device 8 comprises a second suction fan 81, the, the gas supply device 8 controls the gas from the gas introduction pipe 65 into the furnace chamber 63.
Preferably, the outer wall of the heating furnace 6 is coated with high temperature resistant primer and finish paint, so that the outer shell of the furnace body 61 can be effectively protected, the paint can be prevented from melting when the temperature of the furnace body 61 rises, the corrosion resistance of the furnace body 61 is further improved, the exhaust port 64 arranged at the top of the furnace body 61 plays a role of exhausting, the storage chamber 62 is arranged beside the furnace chamber 63, the storage chamber 62 is used for storing and supplying combustion gas, the storage chamber 62 is connected with the furnace chamber 63 through the air duct 67, the end, far away from the furnace chamber 63, of the storage chamber 62 is provided with the gas inlet pipe 65 and the air inlet pipe 66, the first gas flow calculator 74 is used for detecting the air flow passing through the air inlet pipe 66 and feeding back to the second controller 56, and the first motor 72, the first control valve 73 and the second motor 82 are controlled by the second.
The invention is further configured to: the gas supply device 8 further includes a second control valve 83 and a second gas flow calculator 84, the second gas flow calculator 84 is used for calculating the gas flow passing through the gas inlet pipe 65, the heating furnace 6 is further provided with a second temperature detection device 55 and a second controller 56, the gas guide pipe 67 is provided with a third control valve 671 and a third suction fan 672, the third suction fan 672 is controlled by a third motor 673, the air supply device 7 further includes an air storage tank 75, and the gas supply device 8 further includes a gas storage tank 85.
Preferably, the second control valve 83 and the second gas flow calculator 84 are connected to the control unit and controlled by the second controller 56, the second gas flow calculator 84 is used for calculating the gas flow passing through the gas inlet pipe 65 and feeding back the gas flow to the second controller 56, the third control valve 671 and the third motor 673 are controlled by the second controller 56, the injection rate of the gas into the oven chamber 63 from the storage chamber 62 can be adjusted by adjusting the rotation speed of the third suction fan 672, the gas inlet pipe 65 transmits the gas in the gas storage tank 85 to the storage chamber 62 through the gas supply device 8, and the air inlet pipe 66 transmits the air in the air storage tank 75 to the storage chamber 62 through the air supply device 7.
The invention is further configured to: the control method of the heating furnace 6 includes the steps of: setting a ratio of gas to air, setting a temperature required for combustion, controlling the first control valve 73 and the first motor 72 to be turned on by the second controller 56, driving the first suction fan 71 to be turned on by the first motor 72, introducing air from the air storage chamber 62 into the storage chamber 62, calculating the air flow rate flowing through the first gas flow calculator 74, feeding the air flow rate back to the second controller 56 by the first gas flow calculator 74, controlling the second control valve 83 and the second motor 82 to be turned on by the second controller 56 according to a preset ratio of gas to air, driving the second suction fan 81 to be turned on by the second motor 82, introducing an appropriate amount of gas into the storage chamber 62 by the second suction fan 81 according to the introduced air flow rate, controlling the third control valve 671 and the third suction fan to be turned on by the second controller 56 when the ratio of air and gas flowing through the first gas flow calculator 74 and the second gas flow calculator 84 is the same as the set ratio, introducing the mixed gas in the storage chamber 62 into the furnace chamber 63 for combustion, wherein at the moment, the second temperature detection device 55 on the heating furnace 6 detects the temperature change in the heating furnace 6 and feeds the temperature back to the second controller 56 in real time, and if the temperature in the heating furnace 6 is higher than the preset temperature, the second controller 56 controls and reduces the rotating speed of the third motor 673, reduces the rotating speed of the third suction fan 672 and reduces the gas supply amount of the gas guide pipe 67; if the temperature in the heating furnace 6 is lower than the preset temperature, the second controller 56 controls and increases the rotation speed of the third motor 673, increases the rotation speed of the third suction fan 672, and increases the air supply amount of the air duct 67.
The above-mentioned embodiments are only preferred embodiments of the present invention, not all embodiments, and other embodiments obtained by those skilled in the art based on the above-mentioned embodiments should also belong to the protection scope of the present invention without any creative effort, so that: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (9)
1. The utility model provides a marine firewood that radiating efficiency is high moves screw air compressor machine which characterized in that: comprises a shell (1), wherein an air inlet (11) is formed in the side wall of the shell (1), an air inlet pipe (12) is formed in the air inlet pipe (11), a heat exchanger (20) is arranged on the air inlet pipe (12), a drying chamber (21) is arranged at the end part of the air inlet pipe (12), the drying chamber (21) is connected with a compression shell (13) through a pipeline, one end of the heat exchanger (20) is connected with a first water storage tank (22) through a water pipe, one end of the first water storage tank (22) is connected with a flow divider (25) through a pipeline, one end of the flow divider (25) is provided with a second water storage tank (23), the second water storage tank (23) is connected with the heat exchanger (20) through a pipeline, a refrigerator (27) is arranged between the second water storage tank (23) and the flow divider (25), one end of the flow divider (25) is also provided with a hot water tank (26), one end of the, be equipped with negative rotor (14) and positive rotor (15) in compression shell (13), compression shell (13) are equipped with diesel engine (16) that are used for driving negative rotor (14) and positive rotor (15) outward, be equipped with outlet duct (17) that communicate casing (1) on compression shell (13), be equipped with a plurality of heat dissipation wings (18) on the outer wall of compression shell (13), the top of casing (1) is equipped with thermovent (19), be equipped with heat dissipation window (30) on thermovent (19).
2. The marine diesel screw air compressor machine that radiating efficiency is high of claim 1, characterized in that: the automatic temperature control device is characterized in that a first controller (29) is arranged in the hot water tank (26), the first controller (29) is used for controlling the flow divider (25), a temperature sensor (28) is arranged between the first water storage tank (22) and the flow divider (25), the temperature sensor (28) is used for sensing the temperature of condensate water flowing out of the first water storage tank (22) and feeding the temperature back to the first controller (29), when the temperature sensor (28) senses that the temperature of the condensate water flowing out of the first water storage tank (22) does not meet the temperature requirement, the first controller (29) controls the flow divider to close a channel between the first water storage tank (22) and the hot water tank (26), a channel between the first water storage tank (22) and the refrigerating machine (27) is opened, and when the temperature sensor (28) senses that the temperature of the condensate water flowing out of the first water storage tank (21) meets the temperature requirement, the first controller (29) controls the flow divider (25) to open a channel between the first water storage tank (21) and the hot water tank (26) And a passage closing the passage between the first water tank (21) and the freezer (27).
3. The marine diesel screw air compressor machine that radiating efficiency is high of claim 2, characterized in that: the heat dissipation window (30) comprises a top plate (31) and a left mounting plate (32) and a right mounting plate (33) which are symmetrically arranged on two sides of the top plate (31), the left mounting plate (32), the right mounting plate (33) and a heat dissipation port (19) are connected through bolts, an air inlet (34) is formed between the top plate (31) and the left mounting plate (32), an air outlet (35) is formed between the top plate (31) and the right mounting plate (33), a bottom plate (36) is arranged at the bottom of the top plate (31), an air guide device (37) is arranged between the top plate (31) and the bottom plate (36), the air guide device (37) comprises an air outlet guide plate (371) and an air inlet guide plate (372), the air outlet guide plate (371) and the air inlet guide plate (372) are arc-shaped, the radian of the air inlet guide plate (372) and the air outlet guide plate (371) is gradually reduced from the top plate (31) to the bottom plate (36), and a first, a second right baffle (332) is arranged at one end of the bottom plate (36) close to the first right baffle (331), an air outlet channel (53) is formed among the air outlet (35), the air outlet guide plate (371), the first right baffle (331) and the second right baffle (332), a first left baffle (321) is arranged at the bottom of the left mounting plate (32), a second left baffle (322) is arranged at one end, close to the first left baffle (321), of the bottom plate (36), an air inlet channel (52) is formed among the air inlet (34), the air inlet guide plate (372), the first left baffle (321) and the second left baffle (322), the shell (1) is further provided with a plurality of flow guide openings (38), the flow guide openings (38) are symmetrically arranged in the air outlet channel (53) and the air inlet channel (52), and the flow guide openings (38) are used for guiding accumulated water in the air outlet channel (53) and the air inlet channel (52) to the outside of the shell (1).
4. The marine diesel screw air compressor machine that radiating efficiency is high of claim 3, characterized in that: all be equipped with filter screen board (4) on air intake (34) and air outlet (35), filter screen board (4) are used for ventilation and dustproof of air intake (34) and air outlet (35), so filter screen board (4) include frame (41) and lower frame (42), it filters gauze (43) to go up to be equipped with between frame (41) and the lower frame (42), be equipped with frame edge (44) down on frame (42), it places on frame edge (44) to filter gauze (43), the edge of going up frame (41) and lower frame (42) is through articulated connection, filter gauze (43) comprise double-deck honeycomb net, are equipped with activated carbon particle (45) in the honeycomb net of filtering gauze (43).
5. The marine diesel screw air compressor machine that radiating efficiency is high of claim 4, characterized in that: the air conditioner is characterized in that a first cooling fan (50) is arranged at the air outlet (35), a second cooling fan (51) is arranged at the air inlet (34), the first cooling fan (50) and the second cooling fan (51) can be automatically opened, a first temperature detection device (54) is arranged in the shell (1), the first temperature detection device (54) is used for detecting the ambient temperature in the shell (1) and detecting the temperature, a temperature storage device is arranged in the shell (1) and used for storing the set first temperature and a second temperature which is greater than the first temperature, a control device is further arranged in the shell (1) and used for comparing the temperature fed back by the first temperature detection device (54) with the first temperature and the second temperature and controlling the working states of the first cooling fan (50) and the second cooling fan (51) according to the comparison result, when the ambient temperature is lower than the first temperature, controlling the first heat radiation fan (50) and the second heat radiation fan (51) to be closed; when the ambient temperature is higher than the first temperature and lower than the second temperature, controlling the first heat radiation fan (50) to be started, and simultaneously keeping the second heat radiation fan (51) in a closed state; when the ambient temperature is higher than the second temperature, the first cooling fan (50) and the second cooling fan (51) are controlled to be started and kept in a starting state, and when the ambient temperature is higher than the second temperature, the higher the ambient temperature is, the higher the rotating speeds of the first cooling fan (50) and the second cooling fan (51) are, and the rotating speeds of the first cooling fan (50) and the second cooling fan (51) are in direct proportion to the ambient temperature.
6. The machining method of the marine diesel screw air compressor with high heat dissipation efficiency as claimed in claim 5, is characterized in that: the machining method is used for machining the heat dissipation window (30), and comprises the following steps:
1) preparing materials: the heat dissipation window (30) comprises the following elements and components of the elements: the weight portion of the material is as follows: 10.9-11.2 parts of Si, Mg: 0.48-0.70 parts of Mn: 0.4-0.48 part, Zn: 2.3-2.4 parts of Cu: 3.6-3.72 parts of B: 0.075-0.13 parts, Ti: 0.5-0.9 part, Ni: 14.35-14.45 parts of rare earth elements, 0.93-0.98 part of Al: 75-80 parts of Ce and the balance of inevitable impurities;
2) extrusion molding: smelting and pouring the aluminum alloy obtained in the step 1) to obtain an aluminum alloy bar, performing heat treatment on the aluminum alloy bar, removing surface oxide skin by using a cutting processing method, performing ultrasonic cleaning, and heating to 560-580 ℃ in a heating furnace (6); heating an extrusion die to 400-420 ℃, keeping the temperature, adding a lubricant, and putting the aluminum alloy bar into a die of an extrusion molding machine at an extrusion speed of 4.5-5 m/min to obtain an aluminum alloy section;
3) and (3) heat treatment: putting the aluminum alloy section obtained in the step 3) into a heating furnace (6) through the heating furnace (6), heating to 520-540 ℃, preserving heat for 10 hours, then cooling through a cooling furnace, then air-cooling to 185-195 ℃, then quenching, and heating again to 180 ℃ after quenching;
4) passivating: putting the obtained product in the step 3) into passivation treatment liquid for treatment for 4-5 min;
5) and (3) rust prevention treatment: carrying out anodic oxidation treatment on the product obtained in the step 4), cleaning, immersing the product into a sealant solution for 6-8 minutes, and then drying the product;
6) and (3) performing coloring, cutting, deburring and lamp assembling processes according to requirements obtained in the step 5) to obtain the heat dissipation window (30).
7. The machining method of the marine diesel screw air compressor with high heat dissipation efficiency as claimed in claim 6, is characterized in that: the heating furnace (6) in the step 3) is a uniformly-heated heating furnace (6), the heating furnace (6) comprises a furnace body (61), a storage chamber (62) is arranged outside the furnace body (61), a furnace chamber (63) is arranged in the furnace body (61), an exhaust port (64) is arranged at the top of the furnace body (61), one end of the storage chamber (62) is provided with a fuel gas inlet pipe (65) and an air inlet pipe (66), the other end of the storage chamber (62) is provided with an air duct (67), the air duct (67) is communicated with the furnace chamber (63), the air inlet pipe (66) is provided with an air supply device (7), the air supply device (7) comprises a first suction fan (71), the first suction fan (71) is driven by a first motor (72), and the air supply device (7) is further provided with a first control valve (73) and a first gas flow calculator (74), first gas flow calculator (74) is used for detecting the air flow that passes through in air induction pipe (66), be equipped with gas feeding device (8) on gas induction pipe (65), gas feeding device (8) include second aspiration fan (81), and second aspiration fan (81) pass through second motor (82) drive, and gas feeding device (8) control gas gets into in stove room (63) from gas induction pipe (65).
8. The machining method of the marine diesel screw air compressor with high heat dissipation efficiency as claimed in claim 7, is characterized in that: the gas supply device (8) further comprises a second control valve (83) and a second gas flow calculator (84), the second gas flow calculator (84) is used for calculating the gas flow passing through the gas inlet pipe (65), the heating furnace (6) is further provided with a second temperature detection device (55) and a second controller (56), the gas guide pipe (67) is provided with a third control valve (671) and a third suction fan (672), the third suction fan (672) is controlled through a third motor (673), the air supply device (7) further comprises an air storage tank (75), and the gas supply device (8) further comprises a gas storage tank (85).
9. The machining method of the marine diesel screw air compressor with high heat dissipation efficiency as claimed in claim 8, is characterized in that: the control method of the heating furnace (6) comprises the following steps: setting a ratio value of gas and air, setting a temperature required by combustion, controlling a first control valve (73) and a first motor (72) to be started by a second controller (56), driving a first suction fan (71) to be started by the first motor (72), guiding air into a storage chamber (62) from an air storage chamber (62), calculating the flowing air flow by a first gas flow calculator (74), feeding back the air flow to the second controller (56) by the first gas flow calculator (74), starting a second control valve (83) and a second motor (82) by the second controller (56) according to a preset ratio value of gas and air, driving a second suction fan (81) to be started by the second motor (82), guiding an appropriate amount of gas into the storage chamber (62) by the second suction fan (81) according to the introduced air flow, and when the air flowing through the first gas flow calculator (74) and the second gas flow calculator (84), When the fuel gas is the same as the set proportional value, the second controller (56) controls the third control valve (671) and the third suction fan (672) to be opened, the mixed gas in the storage chamber (62) is introduced into the furnace chamber (63) to be combusted, at the moment, the second temperature detection device (55) on the heating furnace (6) detects the temperature change in the heating furnace (6) and feeds the temperature back to the second controller (56) in real time, and if the temperature in the heating furnace (6) is higher than the preset temperature, the second controller (56) controls and reduces the rotating speed of the third motor (673), reduces the rotating speed of the third suction fan (672), and reduces the gas supply amount of the gas guide pipe (67); if the temperature in the heating furnace (6) is lower than the preset temperature, the second controller (56) controls and increases the rotating speed of the third motor (673), increases the rotating speed of the third suction fan (672) and increases the air supply quantity of the air guide pipe (67).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202110381836.0A CN113027767A (en) | 2021-04-09 | 2021-04-09 | Marine diesel-driven screw type air compressor with high heat dissipation efficiency and machining method thereof |
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CN115653897A (en) * | 2022-11-15 | 2023-01-31 | 山东泰展机电科技股份有限公司 | Vortex line based air pump |
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Cited By (2)
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CN115653897A (en) * | 2022-11-15 | 2023-01-31 | 山东泰展机电科技股份有限公司 | Vortex line based air pump |
CN115653897B (en) * | 2022-11-15 | 2023-10-24 | 山东泰展机电科技股份有限公司 | Vortex line based air pump |
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Application publication date: 20210625 |