CN116221120B - Screw air compressor waste heat recovery energy-saving equipment - Google Patents
Screw air compressor waste heat recovery energy-saving equipment Download PDFInfo
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- CN116221120B CN116221120B CN202310178718.9A CN202310178718A CN116221120B CN 116221120 B CN116221120 B CN 116221120B CN 202310178718 A CN202310178718 A CN 202310178718A CN 116221120 B CN116221120 B CN 116221120B
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- pipe
- waste heat
- water
- hollow interlayer
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- 238000011084 recovery Methods 0.000 title claims abstract description 69
- 239000002918 waste heat Substances 0.000 title claims abstract description 49
- 238000010438 heat treatment Methods 0.000 claims abstract description 143
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 132
- 239000007788 liquid Substances 0.000 claims abstract description 56
- 239000010687 lubricating oil Substances 0.000 claims abstract description 13
- 239000011229 interlayer Substances 0.000 claims description 54
- 239000008399 tap water Substances 0.000 claims description 25
- 235000020679 tap water Nutrition 0.000 claims description 25
- 239000010410 layer Substances 0.000 claims description 14
- 238000007790 scraping Methods 0.000 claims description 12
- 239000003921 oil Substances 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 4
- 238000004321 preservation Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 238000001816 cooling Methods 0.000 description 6
- 239000007789 gas Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000007906 compression Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/16—Rigid blades, e.g. scrapers; Flexible blades, e.g. wipers
- B08B1/165—Scrapers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
-
- 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
- F04C29/02—Lubrication; Lubricant separation
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D17/00—Domestic hot-water supply systems
- F24D17/0026—Domestic hot-water supply systems with conventional heating means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/0005—Details for water heaters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/18—Arrangement or mounting of grates or heating means
- F24H9/1809—Arrangement or mounting of grates or heating means for water heaters
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The application relates to the field of air compressor machine waste heat recovery, especially, relate to a screw air compressor machine waste heat recovery economizer, its technical scheme is, including waste heat recovery unit, carry out the heating device who is connected with waste heat recovery unit, be used for to the hot water supply unit of heating device internal transfer running water and be used for storing hydrothermal water storage device, waste heat recovery unit is including the recovery pipe one that is used for conveying compressed air and the recovery pipe two that are used for conveying lubricating oil, the cavity intermediate layer one has been seted up in the recovery pipe one, cavity intermediate layer one intussuseption is filled with liquid, the cavity intermediate layer two has been seted up in the recovery pipe two, cavity intermediate layer two intussuseption is filled with liquid. The application has the effects of ensuring that the waste heat of the screw air compressor is fully utilized and improving the use timeliness of the waste heat recovery equipment of the screw air compressor.
Description
Technical Field
The application relates to the field of waste heat recovery of air compressors, in particular to waste heat recovery energy-saving equipment of a screw air compressor.
Background
The work flow of the screw air compressor mainly comprises: the filter in the air machine filters impurities, then enters the main body of the compressor, is mixed with sprayed cooling lubricating oil in the compression process, and compressed mixed gas enters the oil-gas separation tank through the compression cavity; at this time, the oil and gas with high temperature and high pressure are obtained, the oil and gas with high temperature and high pressure need to enter respective cooling systems to be cooled, the cooled compressed air is transmitted to a using system, and the cooled lubricating oil returns to an oil way to enter the next working cycle.
The existing air compressor waste heat recovery utilizes high-temperature and high-pressure oil and air temperature to heat cold water, and the air compressor redundant heat is reused, so that the energy consumption and the cost are saved. The waste heat recovery device of the air compressor mainly comprises a conveying pipe sleeved outside a lubricating oil conveying pipeline and an air pipeline and a water tank for storing hot water. Tap water is directly conveyed into the conveying pipe for heating, so that energy waste is effectively reduced.
However, the direct transfer of tap water into the transfer tube can result in a significant amount of scale on the inner wall of the transfer tube and the outer wall of the tube, which can easily affect the efficiency of subsequent heat transfer.
Disclosure of Invention
In order to ensure that the waste heat of the screw air compressor is fully utilized and improve the use timeliness of the waste heat recovery equipment of the screw air compressor, the application provides the waste heat recovery energy-saving equipment of the screw air compressor.
The application provides a screw air compressor waste heat recovery economizer adopts following technical scheme:
the utility model provides a screw air compressor machine waste heat recovery economizer, includes waste heat recovery unit, carries out the heating device who is connected with waste heat recovery unit, is used for to the interior water supply device of conveying running water of heating device and the water storage device who is used for storing hot water, waste heat recovery unit is including the recovery pipe first that is used for conveying compressed air and the recovery pipe second that is used for conveying lubricating oil, the cavity intermediate layer first has been seted up in the recovery pipe first, cavity intermediate layer first intussuseption is filled with liquid, the cavity intermediate layer second has been seted up in the recovery pipe second, cavity intermediate layer second intussuseption is filled with liquid.
By adopting the technical scheme, the waste heat recovery device is used for recovering waste heat generated by the air compressor, transmitting the heat to the heating device, heating tap water in the heating device, the water supply device is used for transmitting the tap water into the heating device, the water storage device is used for storing the hot water heated by the heating device, the recovery pipe I is used for transmitting compressed air, and liquid positioned in the hollow interlayer I absorbs the redundant heat of the compressed air in the transmission process; the second recovery pipe is used for transferring lubricating oil, when the lubricating oil reaches the second recovery pipe, the liquid in the second hollow interlayer absorbs redundant heat of the lubricating oil, then the liquid in the first hollow interlayer which absorbs heat and the liquid in the second hollow interlayer which absorbs heat are transferred into the heating device, tap water in the heating device is heated, the liquid can be reused, the heat absorption effect is effectively improved, scale is reduced, and the possibility of scale generation in the first recovery pipe and the second recovery pipe is reduced.
Preferably, the heating device comprises a heating box, a first heating component and a second heating component, wherein the first heating component and the second heating component are arranged in the heating box, a first conveying pipe used for connecting the first hollow interlayer and the first heating component is arranged on the heating box, and a second conveying pipe used for connecting the second hollow interlayer and the second heating component is arranged in the heating box.
Through adopting above-mentioned technical scheme, the heating cabinet is used for placing the running water that needs heating, and the running water in the heating cabinet is heated to heating element one, and heating element two heats the running water in the heating cabinet, and transfer line one is used for in the liquid transfer heating element one in the cavity intermediate layer one, and transfer line two is used for in the liquid transfer heating element two in the cavity intermediate layer two.
Preferably, the first heating assembly comprises a first heating plate arranged on one side of the length direction of the heating box and a plurality of first extending plates arranged along the length direction of the first heating plate, a third hollow interlayer is arranged in the first heating plate, the third hollow interlayer is communicated with the conveying pipe, and a first cavity communicated with the third hollow interlayer is formed in one side, close to the first heating plate, of the first extending plates along the length direction.
Through adopting above-mentioned technical scheme, cavity intermediate layer three-purpose is used for storing the high temperature liquid of conveying pipe one, heats the running water through hot plate one, and cavity one is used for storing high temperature liquid equally, and extension board one is used for heating the running water, and the heating efficiency of hot plate one is effectively improved to a plurality of extension boards one.
Preferably, the second heating assembly comprises a second heating plate arranged on the other side of the length direction of the heating box and a plurality of second extending plates arranged along the length direction of the second heating plate, a hollow interlayer IV communicated with the second conveying pipe is arranged in the second heating plate, and a cavity II communicated with the hollow interlayer IV is formed in one side, close to the second heating plate, of the second extending plates along the length direction.
Through adopting above-mentioned technical scheme, cavity intermediate layer four is used for storing the high temperature liquid of conveying pipe two, and the hot plate of being convenient for heats running water, and cavity two is used for storing high temperature liquid equally, and the extension board of being convenient for heats running water, and a plurality of extension boards two are used for accelerating the heating efficiency of running water, the running water temperature in the balanced heating cabinet.
Preferably, the first extending plate and the second extending plate are arranged in a staggered mode, sliding rods are arranged on two sides of the first extending plate in the height direction and two sides of the second extending plate in the height direction, a scraping plate is arranged between the two sliding rods, sliding sleeves located on the sliding rods are arranged at two ends of the scraping plate, rotating shafts are arranged at two ends of the scraping plate, and the scraping plate is connected with the sliding sleeves in a rotating mode through the rotating shafts.
Through adopting above-mentioned technical scheme, extension board one and extension board two staggered arrangement, be convenient for extension board one and extension board two heat running water, improve the heating efficiency of running water in the heating cabinet, guarantee the temperature in the heating cabinet balanced, the scraper blade is used for follow-up striking off the incrustation scale on extension board one or the extension board two, slide bar and sliding sleeve are convenient for the scraper blade to reciprocate, be convenient for strike off incrustation scale on extension board one or the extension board two, the pivot is convenient for people control scraper blade slope, the scraper blade of being convenient for strike off incrustation scale on extension board one or the extension board two surfaces.
Preferably, a positioning block is arranged on the top surface of the scraping plate, and a scraping plate sleeved on the sliding rod is arranged at the end part of the sliding sleeve.
Through adopting above-mentioned technical scheme, the locating piece is used for with the scraper blade location at the top of extension board one or extension board two, improves the stability of scraper blade when not using, and the doctor-bar is used for striking off the incrustation scale on the slide bar, reduces the incrustation scale and influences the possibility that the sliding sleeve removed.
Preferably, the first end of the heating plate away from the first conveying pipe is provided with a first liquid discharge pipe, the second end of the heating plate away from the second conveying pipe is provided with a second liquid discharge pipe, the first end of the liquid discharge pipe away from the first heating plate is communicated with the first hollow interlayer, and the second end of the liquid discharge pipe away from the second heating plate is communicated with the second hollow interlayer.
Through adopting above-mentioned technical scheme, fluid-discharge tube one is used for conveying the liquid in the hot plate one again in the cavity intermediate layer one, lets the liquid carry out continuous heating, can recycle the liquid and heat the running water, and fluid-discharge tube two is used for conveying the liquid in the hot plate two again in the cavity intermediate layer one to heat.
Preferably, the water supply device comprises a water supply pipe, a filtering component arranged at the water inlet end of the water supply pipe and a control valve arranged at the water outlet end of the water supply pipe, wherein the water inlet end of the water supply pipe is connected with a tap water pipe, and the water outlet end of the water supply pipe is connected with the heating box.
Through adopting above-mentioned technical scheme, the water supply pipe is used for conveying running water to the heating cabinet in, and filter assembly is used for filtering the impurity in the running water, reduces the speed that the incrustation scale produced, and the control valve is used for controlling the business turn over water of water supply pipe.
Preferably, the filter component comprises a mounting frame arranged at the water inlet end of the water supply pipe and a plurality of filter screens arranged in the mounting frame, one side of the mounting frame, which is close to the water inlet end of the water supply pipe, is provided with a positioning pipe which is inserted into the water supply pipe, and the filter screens are positioned in the positioning pipe.
Through adopting above-mentioned technical scheme, the installing frame is used for improving the stability of filter screen, and the filter screen filters the running water, and the locating tube is used for improving the stability of installing frame on the water supply pipe.
Preferably, the water storage device comprises a water storage tank and a heat preservation layer arranged on the outer side wall of the water storage tank, a first connecting pipe is arranged at the water inlet end of the water storage tank, a second connecting pipe is arranged at the water outlet end of the water storage tank, and one end, far away from the water storage tank, of the first connecting pipe is connected with the heating box.
Through adopting above-mentioned technical scheme, the water storage jar is used for storing hot water, and the heat preservation is used for keeping warm to the hot water in the water storage jar, and connecting pipe one is used for conveying the hot water that heats in the heating cabinet to the water storage jar in, and connecting pipe two are convenient for with hot water transfer to user department.
In summary, the waste heat recovery device effectively avoids that a large amount of water scales generated by directly heating tap water affect the waste heat collection efficiency, the heating device effectively improves the heating efficiency of tap water, and the first extending plates and the second extending plates are arranged in a staggered manner, so that the tap water can be heated uniformly.
Drawings
Fig. 1 is a schematic structural view of a waste heat recovery and energy saving device for a screw air compressor;
fig. 2 is a schematic structural view of a waste heat recovery device in a waste heat recovery energy-saving device of a screw air compressor;
fig. 3 is a schematic structural diagram of a heating device in a waste heat recovery energy-saving device of a screw air compressor;
fig. 4 is a schematic structural diagram II of a heating device in the waste heat recovery energy-saving device of the screw air compressor;
fig. 5 is a schematic structural diagram of a filtering component in the energy-saving device for recovering waste heat of a screw air compressor.
Reference numerals: 1. a waste heat recovery device; 11. a first recovery pipe; 111. a hollow interlayer I; 12. a second recovery pipe; 121. a hollow interlayer II; 2. a heating device; 21. a heating box; 22. a first heating assembly; 221. a first heating plate; 222. an extension board I; 23. a second heating component; 231. a second heating plate; 232. an extension plate II; 3. a water supply device; 31. a water supply pipe; 32. a filter assembly; 321. a mounting frame; 322. a filter screen; 33. a control valve; 4. a water storage device; 41. a water storage tank; 411. a first connecting pipe; 412. a second connecting pipe; 42. a heat preservation layer; 5. a first conveying pipe; 6. a second conveying pipe; 7. a hollow interlayer III; 8. a first cavity; 9. a hollow interlayer IV; 10. a cavity II; 13. a slide bar; 14. a scraper; 15. a sliding sleeve; 16. a positioning block; 17. a wiper blade; 18. a liquid discharge pipe I; 19. a liquid discharge pipe II; 20. a positioning tube; 24. and a cooling system.
Description of the embodiments
The present application is described in further detail below in conjunction with figures 1-5.
The embodiment of the application discloses a waste heat recovery energy-saving device of a screw air compressor. Referring to fig. 1 and 2, the waste heat recovery device 1 comprises a waste heat recovery device 1 for collecting waste heat, a heating device 2 connected with the waste heat recovery device 1, a water supply device 3 for transferring tap water into the heating device 2 and a water storage device 4 for storing hot water, wherein the waste heat recovery device 1 comprises a recovery pipe I11 for conveying compressed air and a recovery pipe II 12 for conveying lubricating oil, a hollow interlayer I111 is formed in the recovery pipe I11, and liquid is filled in the hollow interlayer I111 and used for absorbing redundant heat of the compressed air. A second hollow interlayer 121 is arranged in the second recovery pipe 12, and the second hollow interlayer 121 is filled with liquid for absorbing excessive heat at high temperature and high pressure.
Referring to fig. 1 and 3, the temperature of the liquid after absorbing heat is increased, and the liquid is transferred into the heating device 2 to heat tap water. The heating device 2 includes a heating box 21 for loading tap water, a first heating element 22 and a second heating element 23 installed in the heating box 21. The first heating component 22 comprises a first heating plate 221 and a plurality of first extending plates 222 which are arranged in the length direction of the heating box 21 in sequence and are fixed along the length direction of the first heating plate 221, a hollow interlayer three 7 used for loading high-temperature liquid is arranged in the first heating plate 221, a first cavity 8 communicated with the hollow interlayer three 7 is arranged on one side, close to the first heating plate 221, of the first extending plates 222, and a first conveying pipe 5 used for connecting the first hollow interlayer 111 and the third hollow interlayer 7 is arranged on the heating box 21. The high-temperature liquid enters the first cavity 8 after reaching the third hollow interlayer 7. At this time, the first heating plate 221 and the first extension plate 222, which have high-temperature liquid therein, heat tap water.
Referring to fig. 1 and 3, the second heating assembly 23 includes a second heating plate 231 mounted on the other side of the heating box 21 in the length direction and a plurality of second extending plates 232 fixed along the length direction of the second heating plate 231, a fourth hollow interlayer 9 for loading high-temperature liquid is formed in the second heating plate 231, a second cavity 10 communicated with the fourth hollow interlayer 9 is formed in one side of the second extending plates 232, which is closely attached to the second heating plate 231, a second conveying pipe 6 for connecting the second hollow interlayer 121 and the fourth hollow interlayer 9 is mounted on the heating box 21, the second conveying pipe 6 conveys the high-temperature liquid into the fourth hollow interlayer 9, and the second hollow interlayer 10 flows into the second hollow cavity 10 to facilitate the second heating plate 231 and the second extending plates 232 to heat tap water.
Referring to fig. 1 and 4, the first extending plates 222 and the second extending plates 232 are staggered in the heating box 21, so that tap water in the heating box 21 can be heated uniformly, and the stability of water temperature heating is ensured. In order to maintain the temperature of the high-temperature liquid, a liquid discharge pipe I18 is arranged at the end of the heating plate I221 away from the conveying pipe I5, the end of the liquid discharge pipe I18 away from the heating plate I221 is communicated with the hollow interlayer I111, and the liquid discharge pipe I18 is used for conveying the liquid with the reduced temperature after the tap water is heated into the hollow interlayer I111 again and heating the liquid again through compressed air in the recovery pipe I11. And a second liquid discharge pipe 19 is arranged at one end of the second heating plate 231, which is far away from the second conveying pipe 6, and one end of the second liquid discharge pipe 19, which is far away from the second heating plate 231, is communicated with the second hollow interlayer 121, the second liquid discharge pipe 19 conveys the liquid cooled in the first heating plate 221 into the second hollow interlayer 121, and the liquid discharge pipe is continuously heated through the residual heat of lubricating oil in the second recovery pipe 12 and recycled.
Referring to fig. 1, when the heating time of the tap water is long, the heated tap water can be transferred into the water storage device 4, the water storage device 4 comprises a water storage tank 41 for loading hot water and an insulation layer 42 fixedly installed on the outer side wall of the water storage tank 41, a first connecting pipe 411 is fixedly installed at the water inlet end of the water storage tank 41, one end of the first connecting pipe 411, which is far away from the water storage tank 41, is communicated with the heating tank 21, so that the hot water in the heating tank 21 can conveniently enter the water storage tank 41, and a second connecting pipe 412 is fixedly installed at the water outlet end of the heating tank 21. In order to accelerate the water flow rate, a water pump can be installed on the first connecting pipe 411, and a water valve for controlling the water flow is also installed on the second connecting pipe 412, so that the water pump is convenient for people to use hot water.
Referring to fig. 1 and 5, when the flow of hot water in the heating tank 21 is completed, the water feeding device 3 feeds tap water into the heating tank 21. The water supply device 3 comprises a water supply pipe 31, a filter assembly 32 arranged on the water supply pipe 31 and a control valve 33 arranged on the water supply pipe 31, wherein the water inlet end of the water supply pipe 31 is connected with a tap water pipeline, and the water outlet end of the water supply pipe 31 is communicated with the heating box 21 so as to be convenient for conveying tap water into the heating box 21. The filter assembly 32 comprises a mounting frame 321 arranged at the water inlet end of the water supply pipe 31 and a plurality of filter screens 322 fixed in the mounting frame 321, one side of the mounting frame 321 close to the water inlet end of the water supply pipe 31 is fixed with a positioning pipe 20 inserted into the water supply pipe 31 in the machine, and the plurality of filter screens 322 are fixed in the positioning pipe 20. External threads are formed on the outer side wall of the positioning tube 20, internal threads matched with the external threads are formed on the inner wall of the water supply tube 31, the positioning tube 20 is screwed into the water supply tube 31 through threads, and the stability of the mounting frame 321 in the water supply tube 31 is improved.
Referring to fig. 3 and 4, after the heating box 21 is used for a long time, scales are accumulated on the first extension plate 222 and the second extension plate 232, sliding rods 13 are fixedly installed on both sides of the first extension plate 222 in the height direction and both sides of the second extension plate 232 in the height direction, a scraper 14 for scraping scales is installed between the two sliding rods 13, sliding sleeves 15 sleeved on the sliding rods 13 are installed at both ends of the scraper 14, and the sliding sleeves 15 drive the scraper 14 to move along the length direction of the sliding rods 13. The two ends of the scraper 14 are fixed with rotating shafts, so that the scraper 14 can conveniently adjust the inclination angle to scrape scale. A positioning block 16 is fixed on the top surface of the scraper 14, and the positioning block 16 is in an inverted L shape, so that the scraper 14 is positioned at the upper end of the first extension plate 222 or the second extension plate 232. The end part of the sliding sleeve 15 is fixedly provided with a scraping blade 17 sleeved on the sliding rod 13, and the scraping blade 17 is used for scraping scale on the sliding rod 13.
The implementation principle of the waste heat recovery energy-saving equipment of the screw air compressor is as follows: after the high-temperature high-pressure mixed gas transmitted by the screw air compressor is separated, compressed air is transmitted to the cooling system 24 through the first recovery pipe 11, and lubricating oil is transmitted to the cooling system 24 through the second recovery pipe 12. When the compressed air is in the first recovery pipe 11, the liquid in the first hollow interlayer 111 absorbs the waste heat, and the pressure of the cooling device can be relieved. The liquid in the second recovery pipe 12 absorbs the residual heat of the lubricating oil. After the temperature of the liquid rises, the high-temperature liquid in the first hollow interlayer 111 is conveyed into the third hollow interlayer 7 through the first conveying pipe 5, and the second conveying pipe 6 conveys the high-temperature liquid in the second hollow interlayer 121 into the fourth hollow interlayer 9. The first heating plate 221, the first extending plate 222, the second heating plate 231 and the second extending plate 232 synchronously heat tap water in the heating box 21. The heating efficiency of the water body is effectively improved, and the waste heat is fully utilized. After the tap water is heated, the tap water is conveyed into the water storage tank 41 by the water pump for people to use.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (7)
1. The utility model provides a screw air compressor machine waste heat recovery economizer which characterized in that: the waste heat recovery device (1) comprises a first recovery pipe (11) for conveying compressed air and a second recovery pipe (12) for conveying lubricating oil, wherein a first hollow interlayer (111) is arranged in the first recovery pipe (11), and liquid is filled in the first hollow interlayer (111) and used for absorbing redundant heat of the compressed air; a hollow interlayer II (121) is arranged in the recovery pipe II (12), and the hollow interlayer II (121) is filled with liquid for absorbing redundant heat of high-temperature high-pressure oil;
the heating device (2) comprises a heating box (21), a first heating component (22) and a second heating component (23) which are arranged in the heating box (21), wherein a first conveying pipe (5) for connecting the first hollow interlayer (111) and the first heating component (22) is arranged on the heating box (21), and a second conveying pipe (6) for connecting the second hollow interlayer (121) and the second heating component (23) is arranged in the heating box (21);
the first heating assembly (22) comprises a first heating plate (221) arranged on one side of the heating box (21) in the length direction and a plurality of first extending plates (222) arranged along the length direction of the first heating plate (221), a hollow interlayer III (7) is arranged in the first heating plate (221), the hollow interlayer III (7) is communicated with the first conveying pipe (5), and a first cavity (8) communicated with the hollow interlayer III (7) is formed in one side, close to the first heating plate (221), of the first extending plates (222) in the length direction; the second heating assembly (23) comprises a second heating plate (231) arranged on the other side of the length direction of the heating box (21) and a plurality of second extending plates (232) arranged along the length direction of the second heating plate (231), a fourth hollow interlayer (9) communicated with the second conveying pipe (6) is arranged in the second heating plate (231), and a second hollow cavity (10) communicated with the fourth hollow interlayer (9) is arranged on one side, close to the second heating plate (231), of the second extending plates (232) along the length direction.
2. The energy-saving device for waste heat recovery of a screw air compressor according to claim 1, wherein: the novel scraper comprises a first extending plate (222) and a second extending plate (232), wherein the first extending plate (222) and the second extending plate (232) are arranged in a staggered mode, sliding rods (13) are arranged on two sides of the first extending plate (222) in the height direction and two sides of the second extending plate (232) in the height direction, a scraper (14) is arranged between the two sliding rods (13), sliding sleeves (15) located on the sliding rods (13) are arranged at two ends of the scraper (14), and rotating shafts are arranged at two ends of the scraper (14), and the scraper (14) is connected with the sliding sleeves (15) in a rotating mode through the rotating shafts.
3. The energy-saving device for waste heat recovery of a screw air compressor according to claim 2, wherein: the top surface of the scraping plate (14) is provided with a positioning block (16), and the end part of the sliding sleeve (15) is provided with a scraping plate (17) sleeved on the sliding rod (13).
4. The energy-saving device for waste heat recovery of a screw air compressor according to claim 1, wherein: one end of the first heating plate (221) far away from the first conveying pipe (5) is provided with a first liquid discharge pipe (18), one end of the second heating plate (231) far away from the second conveying pipe (6) is provided with a second liquid discharge pipe (19), one end of the first liquid discharge pipe (18) far away from the first heating plate (221) is communicated with the first hollow interlayer (111), and one end of the second liquid discharge pipe (19) far away from the second heating plate (231) is communicated with the second hollow interlayer (121).
5. The energy-saving device for waste heat recovery of a screw air compressor according to claim 1, wherein: the water supply device (3) comprises a water supply pipe (31), a filtering component (32) arranged at the water inlet end of the water supply pipe (31) and a control valve (33) arranged at the water outlet end of the water supply pipe (31), the water inlet end of the water supply pipe (31) is connected with a tap water pipe, and the water outlet end of the water supply pipe (31) is connected with the heating box (21).
6. The energy-saving device for recovering waste heat of a screw air compressor according to claim 5, wherein: the filter assembly (32) comprises a mounting frame (321) arranged at the water inlet end of the water supply pipe (31) and a plurality of filter screens (322) arranged in the mounting frame (321), one side, close to the water inlet end of the water supply pipe (31), of the mounting frame (321) is provided with a positioning pipe (20) which is inserted into the water supply pipe (31), and the filter screens (322) are positioned in the positioning pipe (20).
7. The energy-saving device for waste heat recovery of a screw air compressor according to claim 1, wherein: the water storage device (4) comprises a water storage tank (41) and a heat preservation layer (42) arranged on the outer side wall of the water storage tank (41), a first connecting pipe (411) is arranged at the water inlet end of the water storage tank (41), a second connecting pipe (412) is arranged at the water outlet end of the water storage tank (41), and one end, far away from the water storage tank (41), of the first connecting pipe (411) is connected with the heating box (21).
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| CN202310178718.9A CN116221120B (en) | 2023-02-27 | 2023-02-27 | Screw air compressor waste heat recovery energy-saving equipment |
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| CN202310178718.9A CN116221120B (en) | 2023-02-27 | 2023-02-27 | Screw air compressor waste heat recovery energy-saving equipment |
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| CN116221120B true CN116221120B (en) | 2024-03-29 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110617713A (en) * | 2019-09-29 | 2019-12-27 | 冀东水泥重庆合川有限责任公司 | High-temperature flue gas heat exchange device of cement kiln |
| CN210977866U (en) * | 2019-07-18 | 2020-07-10 | 右玉县安德益源生物科技有限公司 | Screw air compressor |
| CN211623643U (en) * | 2019-10-26 | 2020-10-02 | 辽宁金碳碳管理有限责任公司 | Waste heat recovery system of air compressor |
| CN113669933A (en) * | 2021-09-15 | 2021-11-19 | 核工业二八0研究所 | Geothermal fluid scale prevention device and scale removal method for Sichuan-Tibet region |
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2023
- 2023-02-27 CN CN202310178718.9A patent/CN116221120B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210977866U (en) * | 2019-07-18 | 2020-07-10 | 右玉县安德益源生物科技有限公司 | Screw air compressor |
| CN110617713A (en) * | 2019-09-29 | 2019-12-27 | 冀东水泥重庆合川有限责任公司 | High-temperature flue gas heat exchange device of cement kiln |
| CN211623643U (en) * | 2019-10-26 | 2020-10-02 | 辽宁金碳碳管理有限责任公司 | Waste heat recovery system of air compressor |
| CN113669933A (en) * | 2021-09-15 | 2021-11-19 | 核工业二八0研究所 | Geothermal fluid scale prevention device and scale removal method for Sichuan-Tibet region |
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| CN116221120A (en) | 2023-06-06 |
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