CN115788663A - Diesel generating set capable of recycling waste heat - Google Patents
Diesel generating set capable of recycling waste heat Download PDFInfo
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- CN115788663A CN115788663A CN202310044998.4A CN202310044998A CN115788663A CN 115788663 A CN115788663 A CN 115788663A CN 202310044998 A CN202310044998 A CN 202310044998A CN 115788663 A CN115788663 A CN 115788663A
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Abstract
The invention discloses a diesel generating set capable of recycling waste heat, and particularly relates to the field of waste heat recovery. According to the invention, the heat dissipation mechanism for performing heat exchange heat dissipation on the outer wall of the generator set is arranged on the outer wall of the generator set, water in the heat dissipation pipe is heated and stored in the inner cavity of the hot water tank, and the tail gas treatment mechanism is combined to treat high-heat tail gas and heat the water again, so that the water can be used for subsequent heating, the use of the water can be promoted, the effect of saving resources is achieved, and the energy-saving and environment-friendly effects are achieved.
Description
Technical Field
The invention relates to the technical field of waste heat recovery, in particular to a diesel generating set capable of recovering waste heat.
Background
The diesel generator set is a power supply device which takes a diesel engine as a prime mover and drags a synchronous generator to generate electricity. The power generation device has the advantages of quick start, convenient operation and maintenance, low investment and strong adaptability to the environment.
At present, some diesel generator sets can generate higher waste heat in the actual operation process, the waste heat comprises heat emitted by a generator to the outside in the working process and waste smoke tail gas generated by the generator sets, the temperature level (380-420 ℃) of waste gas discharged by the diesel generator at present and the principle of utilizing the waste heat of the waste gas to the maximum extent, when each diesel generator runs 90% of load, the smoke discharge amount can reach 63000kg/h, the heat contained in the smoke discharge is about 2.8 multiplied by 10^7 kJ/h, a waste heat recovery device is installed behind a smoke discharge flue, the smoke discharge temperature discharged from the waste heat recovery device is reduced to 180 ℃ from 380 ℃, and Chinese patents with application numbers of 202220226332.8 in the prior art disclose that: the outer side of the diesel generating set is provided with a heat absorption shell, one side of the diesel generating set is fixedly connected with a tail gas discharge pipe, the heat absorption shell is connected with a heat absorption mechanism and a filtering mechanism, a limiting fixing mechanism is arranged at the joint of the heat absorption shell and a base, the tail gas discharge pipe is connected with a waste heat recovery mechanism, the heat absorption mechanism pumps water to perform heat absorption and cooling treatment, the filtering mechanism sterilizes and filters the water, the heat absorption shell is sleeved on the outer side of the diesel generating set, a reset group realizes limiting and fixing of the plug-in group on the heat absorption shell, tail gas on the tail gas discharge pipe is led into a water heating group to heat the water, an evaporation group is convenient to pump and spray water vapor for utilization, but the heat absorption shell can not integrate heat dissipated by acting of the generator set recovered from the heat absorption mechanism outside the diesel generating set and waste heat in the waste heat recovery mechanism collecting waste heat generated in the tail gas discharge process, so as to realize the technical effect of energy storage, further, the heat of all ways in the diesel generating set can not be effectively utilized for heat preservation and energy storage, and the waste heat recovery and the waste heat can not be effectively recovered.
Disclosure of Invention
In order to overcome the defects in the prior art, the embodiment of the invention provides a diesel generator set capable of recovering waste heat, wherein a heat dissipation mechanism is arranged to cool and store heat generated in the operation of the generator set, and meanwhile, the heat in the tail gas of the generator set is filtered and absorbed by combining with the arrangement of a tail gas treatment mechanism, so that the effect of recovering the waste heat is realized; the waste heat of the unit waste smoke can be fully utilized, the fuel oil consumption is reduced, the power generation efficiency and the comprehensive energy utilization rate are improved, and the pollution of the discharged smoke to the environment is reduced, so that the problems in the background art are solved.
In order to achieve the purpose, the invention provides the following technical scheme: a diesel generator set capable of recycling waste heat comprises a diesel generating mechanism, wherein the diesel generating mechanism comprises a supporting base, a generator set is fixedly arranged at the top of the supporting base, a tail gas discharge pipe is fixedly arranged at one end of the generator set, and a waste heat recycling device of the diesel generator set comprises a heat dissipation mechanism sleeved on the outer wall of the generator set;
the waste heat recovery device of the diesel generating set further comprises a tail gas treatment mechanism communicated with one end of the tail gas discharge pipe, the bottom of the tail gas treatment mechanism is communicated with a water storage mechanism, the water storage mechanism comprises a hot water tank, and a water mixing mechanism is rotatably mounted in an inner cavity of the water storage mechanism;
the tail gas treatment mechanism comprises a gas pipe communicated with one end of the tail gas discharge pipe, one end of the gas pipe is communicated with a cleaning bin, one end of the cleaning bin is communicated with a gas storage bin, a gas outlet arranged in a penetrating manner is formed in the outer wall of the gas storage bin, the top of the hot water tank is communicated with a buffer bin, a gas inlet groove arranged in a penetrating manner is formed in the top of the buffer bin, the cleaning bin and the gas storage bin are fixedly mounted at the top of the buffer bin, and the gas outlet and the gas inlet groove are arranged in a mutually communicated state;
the water mixing mechanism comprises a rotating shaft which is rotatably arranged in an inner cavity of the hot water tank, one end of the rotating shaft is fixedly connected with a motor, the motor is fixedly arranged on the outer wall of the hot water tank, a limiting top block is respectively and fixedly arranged on the rotating shaft in the hot water tank at symmetrical positions which are symmetrical by taking a vertical plane which longitudinally bisects the hot water tank as a symmetrical plane, a limiting sliding plate is sleeved on the upper part of the outer wall of each limiting top block, a supporting plate is fixedly arranged on the top of each limiting sliding plate, and the tops of two symmetrical supporting plates in the hot water tank are fixedly arranged with the piston plate;
the limiting top block is arranged in an elliptical shape, and the rotating shaft is fixedly arranged at the gravity center position of the limiting top block in a penetrating manner;
the piston plate is arranged in an up-and-down sliding state in the inner cavity of the buffer bin, the inner wall of the hot water tank is provided with a limiting sliding groove, and the limiting sliding plate is arranged in the inner cavity of the limiting sliding groove in an up-and-down sliding state.
Further, heat dissipation mechanism establishes the protection casing at generating set outer wall including the cover, one side fixed mounting of protection casing has the curb plate, fixed mounting has the cooling tube on the inner wall of protection casing, the one end intercommunication of cooling tube is equipped with the inlet tube, one side fixedly connected with suction pump of inlet tube, the one end intercommunication of inlet tube is equipped with the cold water storage cistern.
Further, the cooling tube is made by graphite alkene, the cooling tube is the circuitous tortuous state setting of S type on the inner wall of protection casing, the one end intercommunication that the inlet tube was kept away from to the cooling tube is equipped with the drain pipe.
Furthermore, the hot water tank is communicated with and arranged at one end of the drain pipe, a plurality of heat-conducting plates which are arranged in an inclined state are fixedly arranged on the inner wall of the hot water tank, and a water outlet pipe is communicated with one side, away from the drain pipe, of the hot water tank.
Furthermore, two limiting type slide ways are formed in the inner wall of the cleaning bin, a plurality of limiting type slide blocks are slidably mounted in the inner cavity of each limiting type slide way at equal intervals along the axial direction of the cleaning bin, first filter plates are fixedly mounted on the inner section of the cleaning bin through the limiting type slide blocks, and the first filter plates are fixedly connected with one another at equal intervals along the axial direction of the cleaning bin through connecting rods;
the gas storage device is characterized in that a cylindrical second filter plate tightly attached to the cylindrical inner wall of the gas storage bin is fixedly mounted on the cylindrical inner wall of the gas storage bin, the inside of the second filter plate is arranged in a hollow state, activated carbon particles are filled in the second filter plate, and the gas outlet and the second filter plate are arranged in a mutually communicated state.
Furthermore, the two limiting type slide ways are arranged up and down symmetrically about the horizontal axial center line of the cleaning bin, the number of the first filter plates is two, and the aperture of the filter holes in the two first filter plates is arranged from large to small along the direction close to the gas storage bin;
keep away from of gas storage storehouse the inner wall of gas-supply pipe has linking frame in its axis direction fixed mounting, fixed mounting has the locating piece on the outer wall of linking frame, one side fixed mounting of locating piece has the reset spring who is connected with first filter plate, it is the inside of sliding state grafting at first filter plate to link up the frame, it has the limiting plate to link up the one end fixed mounting who runs through first filter plate and be close to the gas-supply pipe to link up the frame, the outer wall fixed mounting of limiting plate has the roof, one side fixed mounting that the roof is close to first filter plate has expanding spring, expanding spring is close to the one end fixedly connected with of first filter plate hits the piece.
Furthermore, two guide rings are fixedly mounted on the cylindrical inner wall of the cleaning bin, which is close to one side of the gas transmission pipe, one sides of the two guide rings are arranged in a slope shape, the sides of the two guide rings arranged in the slope shape are arranged in an opposite state, the bottom of the cleaning bin is communicated with a through pipe, and the bottom of the through pipe is in threaded connection with an impurity storage bin;
and one side of the limiting sliding block closest to one side of the gas storage bin is fixedly connected with a mandril, the mandril is inserted into the inner cavity of the second filter plate, one end of the mandril extending into the second filter plate is fixedly provided with a V-shaped elastic plate, and one end of the V-shaped elastic plate far away from the mandril is fixedly arranged on the inner wall of the second filter plate.
Furthermore, on the outer wall of the rotating shaft, a circular supporting plate is fixedly installed at the position, far away from the corresponding limit top block, of the vertical plane of the hot water tank as a symmetrical plane respectively by dividing the hot water tank equally in the longitudinal direction, the circle center of the circular supporting plate coincides with the axis of the rotating shaft, the circular plane where the circular supporting plate is located is perpendicular to the axis of the rotating shaft, each circular supporting plate is provided with a plurality of stirring rods in an annular and sequentially equidistant state and fixedly installed on the circular edge side of the circular supporting plate towards the corresponding limit top block, and each stirring rod is fixedly installed with an arc-shaped stirring blade on the outer wall.
The invention has the technical effects and advantages that:
according to the invention, the radiating pipe for performing heat exchange and radiation on the outer wall of the generator set is arranged on the outer wall of the generator set, so that the water circulation cooling is continuously performed in the radiating pipe, the problem of overheating of the generator set is solved, meanwhile, the water in the radiating pipe is stored in the inner cavity of the hot water tank after being heated for subsequent heating use, the use of the water can be promoted, the effect of saving resources is achieved, and the energy is saved and the environment is protected;
according to the invention, the tail gas treatment mechanism used for being communicated with the tail gas discharge pipe is arranged, so that after the high-heat tail gas generated by the generator set is subjected to double filtration through the first filter plate and the second filter plate, the heat in the high-heat tail gas can be kept clean when being guided into the inner cavity of the hot water tank, the water in the inner cavity of the hot water tank is prevented from being polluted by harmful impurities, and the tail gas treatment mechanism is more environment-friendly and safer to use;
according to the invention, the piston plate capable of pumping and pressing up and down is arranged in the inner cavity of the hot water tank, so that when the piston plate moves upwards, part of gas can be back-flushed into the inner cavity of the gas storage bin, and further reverse impact is generated on the first filter plate to assist in knocking off impurities on the first filter plate.
The invention can fully utilize the waste heat of the waste smoke of the unit, reduce the fuel consumption, improve the power generation efficiency and the comprehensive energy utilization rate, reduce the pollution of exhausted smoke to the environment, recycle the heat in the smoke, install the water storage mechanism which recycles and stores the work and heat dissipation of the generator set and further heat-insulating and heating the water storage mechanism by using the waste heat in the waste smoke of the tail gas so as to further effectively utilize and recycle the waste heat discharged by the other way of the diesel generator set, can store the heat recycled by the water storage mechanism as the waste heat recycling device for heat insulation and energy storage, can store the recycled heat while achieving the technical effects of energy saving and emission reduction by using the waste heat recycling device, supplies energy according to the requirements of other energy consumption devices, effectively improves the energy utilization efficiency, and avoids the technical defect that the energy saving device or the system in the prior art can only recycle but cannot store energy.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic structural view of a diesel power generation mechanism and a heat dissipation mechanism according to the present invention.
FIG. 3 is an enlarged view of the portion A of FIG. 2 according to the present invention.
Fig. 4 is a schematic structural view of the tail gas treatment mechanism and the water storage mechanism of the present invention.
Fig. 5 is a structural sectional view of an exhaust gas treatment mechanism according to the present invention.
FIG. 6 is an enlarged view of the portion B of FIG. 5 according to the present invention.
FIG. 7 is an enlarged view of the structure of the portion C of FIG. 5 according to the present invention.
Fig. 8 is a structural sectional view of the water storage mechanism of the present invention.
FIG. 9 is an enlarged view of the structure of the portion D in FIG. 8 according to the present invention.
FIG. 10 is an enlarged view of the structure of the portion E of FIG. 8 according to the present invention.
The reference signs are: 1. a diesel generating mechanism; 101. a support base; 102. a generator set; 103. a tail gas discharge pipe; 2. a heat dissipation mechanism; 21. a protective cover; 22. a side plate; 23. a radiating pipe; 24. a water inlet pipe; 25. a water pump; 26. a cold water tank; 27. a drain pipe; 3. a tail gas treatment mechanism; 31. a gas delivery pipe; 32. cleaning a bin; 33. a gas storage bin; 34. an air outlet; 35. a limiting type slideway; 36. a limiting type sliding block; 37. a first filter plate; 38. a second filter plate; 39. a top rod; 310. a V-shaped elastic plate; 311. a linking frame; 312. positioning a block; 313. a return spring; 314. a limiting plate; 315. a top plate; 316. a tension spring; 317. striking a block; 318. a guide ring; 319. pipe passing; 320. an impurity storage bin; 371. a connecting rod; 4. a water storage mechanism; 41. a hot water tank; 42. a buffer bin; 43. an air inlet groove; 44. a heat conducting plate; 45. a water outlet pipe; 5. a water mixing mechanism; 51. a rotating shaft; 52. a motor; 53. a limiting top block; 54. a limiting sliding plate; 55. a supporting plate; 56. a piston plate; 57. a limiting chute; 58. a pallet; 59. a stirring rod; 510. arc-shaped stirring blades.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Referring to fig. 1-10 of the specification, a diesel generator set capable of recovering waste heat according to an embodiment of the present invention is shown in fig. 1, and includes a diesel generating mechanism 1, and is shown in fig. 2-3, the diesel generating mechanism 1 includes a supporting base 101, a generator set 102 is fixedly installed on the top of the supporting base 101, and a tail gas discharge pipe 103 is fixedly installed at one end of the generator set 102, the waste heat recovery device of the diesel generator set provided by the present invention includes a heat dissipation mechanism 2 which is sleeved on the outer wall of the generator set 102 and is used for performing heat exchange with heat generated during operation of the generator set 102, so that the heat generated during operation of the generator set 102 can be taken away, thereby preventing the temperature of the generator set 102 from being too high;
meanwhile, the waste heat recovery device of the diesel generating set further comprises a tail gas treatment mechanism 3 communicated with one end of a tail gas discharge pipe 103, the tail gas treatment mechanism 3 is arranged and used for fully filtering high-heat tail gas generated by the generating set 102 and filtering impurity smell in the high-heat tail gas, meanwhile, the bottom of the tail gas treatment mechanism 3 is communicated with a water storage mechanism 4, the water storage mechanism 4 is arranged and used for storing and taking water after heat exchange of the heat dissipation mechanism 2, and heat in the high-heat tail gas after filtering in the tail gas treatment mechanism 3 can be contacted with water inside the water storage mechanism 4, so that the water in the water storage mechanism 4 further absorbs heat in the high-heat tail gas after filtering by the tail gas treatment mechanism 3, thereby play the effect of the waste heat of abundant recovery generating set 102, water after 4 inner chambers of water storage mechanism heating can be used to the heating use, thereby realize the good processing to diesel power generation mechanism 1 waste heat, thereby promoted the utilization efficiency to diesel power generation set waste heat greatly, energy-concerving and environment-protective, and for reinforcing 4 water of water storage mechanism and using to the absorption of diesel power generation mechanism 1's waste heat, combine fig. 4, fig. 8 shows, water storage mechanism 4 includes hot-water tank 41, rotate at the inner chamber of water storage mechanism 4 and install water mixing mechanism 5, the setting of water mixing mechanism 5, be used for mixing the stirring to the heat and the water that enter into 4 inner chambers of water storage mechanism, it absorbs the thermal mixing to accelerate water.
Referring to fig. 3-5, the tail gas treatment mechanism 3 in the waste heat recovery device of the diesel generator set provided by the invention comprises a gas pipe 31 communicated with one end of a tail gas discharge pipe 103, one end of the gas pipe 31 is communicated with a cleaning bin 32, one end of the cleaning bin 32 is communicated with a gas storage bin 33, an air outlet 34 arranged in a penetrating manner is arranged on the outer wall of the gas storage bin 33, and a buffer bin 42 is communicated with the top of the hot water tank 41, as shown in fig. 9, an air inlet groove 43 arranged in a penetrating manner is arranged on the top of the buffer bin 42, the cleaning bin 32 and the gas storage bin 33 are fixedly arranged on the top of the buffer bin 42, and the air outlet 34 and the air inlet groove 43 are arranged in a mutually communicated manner, so that high-heat tail gas discharged from the generator set 102 can enter the inner cavities of the cleaning bin 32 and the gas storage bin 33 through the gas pipe 31 and then enter the inner cavity of the hot water tank 41 from the gas storage bin 33 through the air outlet 34 and the air inlet groove 43, and heat in the high-heat tail gas can enter the inner cavity 41 to heat water in the hot water tank.
In order to fully mix and put into use the water and the heat entering the inner cavity of the hot water tank 41, as shown in fig. 8 and 10, the water mixing mechanism 5 in the waste heat recovery device of the diesel generator set provided by the invention comprises a rotating shaft 51 rotatably mounted in the inner cavity of the hot water tank 41, one end of the rotating shaft 51 is fixedly connected with a motor 52, the motor 52 is fixedly mounted on the outer wall of the hot water tank 41, a limiting top block 53 is respectively fixedly mounted on the rotating shaft 51 in the hot water tank 41 at symmetrical positions taking a vertical plane longitudinally bisecting the hot water tank 41 as a symmetrical plane, that is, two symmetrical limiting top blocks 53 are arranged on the rotating shaft 51, a limiting sliding plate 54 is sleeved on the upper part of the outer wall of each limiting top block 53, a supporting plate 55 is fixedly mounted on the top of each limiting sliding plate 54, and the tops of the two symmetrical supporting plates 55 are both fixedly mounted with the piston plate 56;
meanwhile, the limit top block 53 is arranged in an elliptical shape, the rotating shaft 51 is fixedly arranged at the gravity center position of the limit top block 53 in a penetrating way, the purpose of the arrangement is that when the limit top block 53 rotates and contacts with the limit sliding plate 54 through different positions of the outer wall of the limit top block, the limit sliding plate 54 can be lifted up and down, so that the piston plate 56 can perform the function of pumping up and down in the inner cavity of the buffer bin 42, the piston plate 56 is arranged in the up-and-down sliding state in the inner cavity of the buffer bin 42, the purpose of the arrangement is that when the piston plate 56 slides up and down in the inner cavity of the buffer bin 42, the inner cavity of the gas storage bin 33 can be punched and pumped, when the piston plate 56 moves up, part of gas can be backflushed into the inner cavity of the gas storage bin 33, further, a reverse impact is generated on the first filter plate 37 to assist in knocking off impurities on the first filter plate 37, and meanwhile, when the piston plate 56 moves downward, gas in the inner cavity of the gas storage chamber 33 can be rapidly drawn into the inner cavity of the hot water tank 41, when the piston plate 56 moves to the position of the hot water tank 41, a gap can be generated between the piston plate 56 and the hot water tank 41, and further, the drawn hot gas is blown to the heat conducting plate 44, so that the temperature of the heat conducting plate 44 rises, and further, when water in the inner cavity of the hot water tank 41 contacts with the heat conducting plate 44, the water can be warmed, and meanwhile, in order to ensure the stability of the piston plate 56 when moving upward and downward, as shown in fig. 10, a limit sliding groove 57 is formed on the inner wall of the hot water tank 41, and the limit sliding plate 54 is installed in the inner cavity of the limit sliding groove 57 in an upward and downward sliding state.
Further, referring to fig. 2, the heat dissipation mechanism 2 includes a protective cover 21 covering the outer wall of the generator set 102, a side plate 22 is fixedly installed on one side of the protective cover 21, as shown in fig. 3, a heat dissipation pipe 23 is fixedly installed on the inner wall of the protective cover 21, an inlet pipe 24 is communicated with one end of the heat dissipation pipe 23, a suction pump 25 is fixedly connected to one side of the inlet pipe 24, and a cold water tank 26 is communicated with one end of the inlet pipe 24, when in use, cold water in the inner cavity of the cold water tank 26 can be pumped into the inner cavity of the heat dissipation pipe 23 by starting the suction pump 25, so that the cold water circulates inside the protective cover 21, and in the circulation process, heat exchange is performed with heat generated by the operation of the generator set 102, heat generated by the generator set 102 is taken away, so as to perform the heat dissipation function of the generator set 102, the heat dissipation pipe 23 is made of graphene, so configured to enhance the self heat conductivity of the heat dissipation pipe 23, furthermore, when the heat generated by the generator set 102 is contacted, the heat can be well conducted to the water in the interior of the generator set, so that the heat emitted from the generator set 102 can be well taken away by the water in the circulation process, meanwhile, the heat dissipation pipe 23 is arranged in an S-shaped tortuous state on the long side of the inner wall of the protective cover 21, the tortuous turning part of the S-shaped tortuous channel is respectively arranged on the cross section of the protective cover 21 contacted with the side plate 22 and the vertical section of the protective cover 21 close to the water storage mechanism 4, the contact range of the heat dissipation pipe 23 contacted with the heat generated by the generator set 102 is enhanced, so as to enhance the heat exchange performance of the heat dissipation pipe 23, the end of the heat dissipation pipe 23 far away from the water inlet pipe 24 is communicated with the water outlet pipe 27, further, as shown in fig. 4 and 8, the hot water tank 41 is communicated with one end of the water outlet pipe 27, fixedly mounted on the inner wall of hot-water tank 41 is a plurality of heat-conducting plates 44 that are the tilt state and set up, preferably, the quantity of heat-conducting plates 44 is 4, set up respectively on hot-water tank 41, below, be close to diesel power generation mechanism 1 side and keep away from 4 corners that four faces of diesel power generation side formed, one side intercommunication that drain pipe 27 was kept away from to hot-water tank 41 is equipped with outlet pipe 45, the aim at that so sets up, make the water after the heat that generating set 102 produced was taken away to cooling tube 23 enter into the inner chamber of hot-water tank 41 and keep warm and store, can use hot water when needing through setting up outlet pipe 45, derive hot-water tank 41 inner chamber water.
When the generator set 102 is started to operate, the water suction pump 25 is started to pump water in the inner cavity of the cold water tank 26, cold water in the inner cavity of the cold water tank 26 circulates on the inner wall of the protective cover 21 through the radiating pipe 23, heat exchange is carried out on heat generated between the generator set 102 and the protective cover 21 by the generator set 102, the generator set 102 is prevented from being too high in temperature, meanwhile, the water temperature of the circulation in the inner cavity of the radiating pipe 23 gradually rises, and finally the water enters the inner cavity of the hot water tank 41 through the drain pipe 27 to be stored, water can be effectively stored, follow-up use is facilitated, and water source waste is avoided.
In order to ensure that the odor and impurities in the high-heat tail gas can be removed, and the gas with the impurities is prevented from entering the inner cavity of the hot water tank 41, and further, the heat can be better transferred to the inner cavity of the hot water tank 41, so that the gas can be safely used after being heated, as shown in fig. 5-6, two limiting type slide ways 35 are arranged on the inner wall of the cleaning bin 32, a plurality of limiting type slide blocks 36 are slidably arranged in the inner cavity of each limiting type slide way 35 at equal intervals along the axial direction of the cleaning bin 32, each limiting type slide block 36 is fixedly arranged on the inner section of the cleaning bin 32, first filter plates 37 are fixedly connected at equal intervals along the axial direction of the cleaning bin 32 through connecting rods 371, when the gas with high-heat tail gas is subjected to double filtration through the first filter plates 37, the gas can sequentially pass through the plurality of first filter plates 37 to enter the inner cavity of the gas storage bin 33, as shown in fig. 6, cylindrical second filter plates 38 tightly attached to the gas storage bin 33 are fixedly arranged on the cylindrical inner wall of the gas storage bin 33, the inner cavity of the second filter plates 38, and the gas outlet is communicated with the second filter plates 34 through the inner cavity of the hot water tank 41, the gas storage bin 34, and the gas outlet for purifying purpose.
Wherein, two limit type slide ways 35 are arranged up and down symmetrically about the horizontal axial center line of the cleaning bin 32, the purpose of the arrangement is to make the limit type slide block 36 more stable when sliding in the inner cavity of the limit type slide way 35, the number of the first filter plates 37 is two, the aperture size of the filter holes in the two first filter plates 37 is arranged from big to small along the direction close to the gas storage bin 33, namely, the aperture of the filter hole of the first filter plate 37 close to one side of the gas transmission pipe 31 is larger than that of the first filter plate 37 close to one side of the gas storage bin 33, through the arrangement of the two first filter plates 37, the impurities in the high heat exhaust gas generated by the work of the diesel power generation mechanism 1 guided in the gas transmission pipe 31 can be filtered doubly, and the vertical cross section shape of the first filter plate 37 is arranged to be a shape of > ", the purpose is to make the impurities in the high heat exhaust gas contact with the first filter plates 37, the gas storage bin 33 can roll down along the inclined plane of the first filter plate 37 to prevent impurities from adhering to the first filter plate 37 to affect ventilation of the first filter plate 37, and meanwhile, the impurities adhering to the first filter plate 37 can be knocked down, as shown in fig. 5, an inner wall of the gas storage bin 33, which is far away from the gas pipe 31, is fixedly provided with a connecting frame 311 in the axial direction, the outer wall of the connecting frame 311 is fixedly provided with a positioning block 312, one side of the positioning block 312 is fixedly provided with a return spring 313 connected with the first filter plate 37, the connecting frame 311 is inserted in the first filter plate 37 in a sliding state, when the gas storage bin is used, high-heat tail gas is blown to an inner cavity of the cleaning bin 32 through the gas pipe 31 to impact the first filter plate 37, so that the first filter plate 37 slides in the inner cavity of the limiting slide way 35 along with the limiting slide block 36, and further extrudes the return spring 313 to enable the return spring to contract to be close to the positioning block 312, when the transmission of high-heat exhaust gas stops, the first filter plate 37 makes it resist pressure, along with the elastic restoring force of the return spring 313, the first filter plate 37 can be pushed to move back to the inner cavity of the limit-type slide way 35 along with the limit-type slide block 36, in order to prevent the first filter plate 37 from falling off from the outer wall of the connecting frame 311, as shown in fig. 7, a limit plate 314 is fixedly installed at one end of the connecting frame 311, which penetrates through the first filter plate 37 and is close to the gas pipe 31, meanwhile, a top plate 315 is fixedly installed on the outer wall of the limit plate 314, a telescopic spring 316 is fixedly installed at one side of the top plate 315, which is close to the first filter plate 37, one end of the telescopic spring 316, which is close to the first filter plate 37, is fixedly connected with a striking block 317, when the position of the limit plate 314 is not changed all the time, when the first filter plate 37 reciprocates on the outer wall of the connecting frame 311, the first filter plate 37 can lose contact and press against the striking block 317 to further make the telescopic spring 316 contract, when the first filter plate 37 is pushed to move back to the striking block 317 again by gas in the cleaning bin 32, so that impurities on the surface of the first filter plate 37 are removed, and the first filter plate 37, and the impurities are removed, and the first filter plate 37, and the dust on the surface is removed.
In order to collect impurities uniformly, referring to fig. 7, in the tail gas treatment mechanism in the waste heat recovery device of the diesel generator set, two guide rings 318 are fixedly installed on the cylindrical inner wall of the cleaning bin 32 close to one side of the gas pipe 31, one sides of the two guide rings 318 are arranged in a slope shape, and one sides of the two guide rings 318 arranged in a slope shape are arranged in a relative state, so that when impurities on the surface of the first filter plate 37 are knocked down by a knocking block 317, the impurities can roll down to the bottommost part of the inner wall of the cleaning bin 32 along the slope surface of the guide rings 318, meanwhile, as shown in fig. 5, the bottom of the cleaning bin 32 is communicated with a through pipe 319, the bottom of the through pipe 319 is in threaded connection with an impurity storage bin 320, so that the impurities can roll down to the inner cavity of the impurity storage bin 320 through the through pipe 319 for uniform collection, and the through the arrangement of threaded connection between the through pipe 319 and the impurity storage bin 320, the impurities can be cleaned at any time and can be detached for use, and the tail gas treatment mechanism is more convenient to use;
an ejector rod 39 is fixedly connected to one side of the limiting type sliding block 36 closest to one side of the gas storage bin 33, the ejector rod 39 is inserted into an inner cavity of the second filter plate 38, a V-shaped elastic plate 310 is fixedly mounted at one end, extending into the second filter plate 38, of the ejector rod 39, and one end, far away from the ejector rod 39, of the V-shaped elastic plate 310 is fixedly mounted on the inner wall of the second filter plate 38.
In specific implementation, high-heat exhaust generated when the generator set 102 is started to operate can enter the air delivery pipe 31 through the exhaust gas discharge pipe 103, and enters the inner cavity of the cleaning bin 32 through the air delivery pipe 31, the first filter plate 37 is blown to slide in the limiting type slide way 35 along with the limiting type slide block 36, so that impurities in the high-heat exhaust can be filtered, meanwhile, the filtered impurities enter the inner cavity of the hot water tank 41 through the air outlet 34 after passing through the second filter plate 38 and the activated carbon particles in the inner cavity thereof again, and therefore when heat in the high-heat exhaust is guided into the inner cavity of the hot water tank 41, the high-heat exhaust is kept clean, water in the inner cavity of the hot water tank 41 is prevented from being polluted by harmful impurities, and the high-heat exhaust is more environmentally friendly and safer to use.
Furthermore, a circular supporting plate 58 is fixedly sleeved and mounted on the outer wall of the rotating shaft 51 in the hot water tank 41 and away from the corresponding limiting top block 53 respectively by taking the vertical plane which longitudinally bisects the hot water tank 41 as a symmetrical plane, the circle center of the circular supporting plate 58 is superposed with the axis of the rotating shaft 51, the circular plane where the circular supporting plate is located is perpendicular to the rotating shaft 51, a plurality of stirring rods 59 are fixedly mounted on the circular edge side of each circular supporting plate 58 in an annular shape in sequence towards the direction of the corresponding limiting top block 53 at equal intervals, and an arc-shaped stirring blade 510 is fixedly mounted on the outer wall of each stirring rod 59.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the invention, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the invention can be combined with each other without conflict;
and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (8)
1. A diesel generating set capable of recycling waste heat comprises a diesel generating mechanism (1) and a waste heat recycling device of the diesel generating set, wherein the diesel generating mechanism (1) comprises a supporting base (101), a generating set (102) is fixedly installed at the top of the supporting base (101), a tail gas discharge pipe (103) is fixedly installed at one end of the generating set (102), and the waste heat recycling device of the diesel generating set comprises a heat dissipation mechanism (2) sleeved on the outer wall of the generating set (102);
the method is characterized in that: the waste heat recovery device of the diesel generating set further comprises a tail gas treatment mechanism (3) communicated with one end of the tail gas discharge pipe (103), the bottom of the tail gas treatment mechanism (3) is communicated with a water storage mechanism (4), the water storage mechanism (4) comprises a hot water tank (41), and a water mixing mechanism (5) is rotatably mounted in an inner cavity of the water storage mechanism (4);
the tail gas treatment mechanism (3) comprises a gas pipe (31) communicated with one end of the tail gas discharge pipe (103), one end of the gas pipe (31) is communicated with a cleaning bin (32), one end of the cleaning bin (32) is communicated with a gas storage bin (33), a gas outlet (34) arranged in a penetrating manner is formed in the outer wall of the gas storage bin (33), the top of the hot water tank (41) is communicated with a buffer bin (42), a gas inlet groove (43) arranged in a penetrating manner is formed in the top of the buffer bin (42), the cleaning bin (32) and the gas storage bin (33) are fixedly installed at the top of the buffer bin (42), and the gas outlet (34) and the gas inlet groove (43) are arranged in a mutually communicated state;
the water mixing mechanism (5) comprises a rotating shaft (51) rotatably mounted in an inner cavity of a hot water tank (41), a motor (52) is fixedly connected to one end of the rotating shaft (51), the motor (52) is fixedly mounted on the outer wall of the hot water tank (41), a limiting top block (53) is fixedly mounted on the rotating shaft (51) at symmetrical positions in the hot water tank (41) by taking a vertical plane which longitudinally bisects the hot water tank (41) as a symmetrical plane, a limiting sliding plate (54) is sleeved on the upper portion of the outer wall of each limiting top block (53), a supporting plate (55) is fixedly mounted at the top of each limiting sliding plate (54), and the tops of two symmetrical supporting plates (55) in the hot water tank (41) are fixedly mounted with a piston plate (56);
the limiting top block (53) is arranged in an oval shape, and the rotating shaft (51) is fixedly arranged at the gravity center position of the limiting top block (53) in a penetrating manner;
the piston plate (56) is arranged in an up-and-down sliding state in an inner cavity of the buffer bin (42), a limiting sliding groove (57) is formed in the inner wall of the hot water tank (41), and the limiting sliding plate (54) is arranged in the inner cavity of the limiting sliding groove (57) in an up-and-down sliding state.
2. The diesel generator set capable of recovering waste heat according to claim 1, wherein: heat dissipation mechanism (2) establish protection casing (21) at generating set (102) outer wall including the cover, one side fixed mounting of protection casing (21) has curb plate (22), fixed mounting has cooling tube (23) on the inner wall of protection casing (21), the one end intercommunication of cooling tube (23) is equipped with inlet tube (24), one side fixedly connected with suction pump (25) of inlet tube (24), the one end intercommunication of inlet tube (24) is equipped with cold water storage cistern (26).
3. The diesel generator set capable of recovering waste heat according to claim 2, wherein: the cooling tube (23) is made by graphite alkene, cooling tube (23) are the circuitous tortuous state setting of S type on the inner wall of protection casing (21), the one end intercommunication that inlet tube (24) were kept away from in cooling tube (23) is equipped with drain pipe (27).
4. The diesel generator set capable of recovering waste heat according to claim 3, wherein: the hot water tank (41) is communicated with and arranged at one end of the drain pipe (27), a plurality of heat conduction plates (44) which are arranged in an inclined state are fixedly arranged on the inner wall of the hot water tank (41), and one side, far away from the drain pipe (27), of the hot water tank (41) is communicated with and provided with a water outlet pipe (45).
5. The diesel generator set capable of recovering waste heat according to claim 1, wherein: two limiting type slide ways (35) are arranged on the inner wall of the cleaning bin (32), a plurality of limiting type slide blocks (36) are slidably arranged in the inner cavity of each limiting type slide way (35) along the axial direction of the cleaning bin (32) at equal intervals, first filter plates (37) are fixedly arranged on the inner section of the cleaning bin (32) through the limiting type slide blocks (36), and the first filter plates (37) are fixedly connected with each other at equal intervals through connecting rods (371) along the axial direction of the cleaning bin (32);
the gas storage device is characterized in that a cylindrical second filter plate (38) tightly attached to the cylindrical inner wall of the gas storage bin (33) is fixedly mounted on the cylindrical inner wall of the gas storage bin (33), the inside of the second filter plate (38) is arranged in a hollow state, activated carbon particles are filled in the second filter plate (38), and the gas outlet (34) and the second filter plate (38) are arranged in a mutually communicated state.
6. The diesel generator set capable of recovering waste heat according to claim 5, wherein: the two limiting type slide ways (35) are symmetrically arranged up and down relative to the horizontal axial center line of the cleaning bin (32), the number of the first filter plates (37) is two, and the aperture of filter holes in the two first filter plates (37) is arranged from large to small along the direction close to the gas storage bin (33);
keep away from of gas storage bin (33) the inner wall of gas-supply pipe (31) is fixed mounting has link up frame (311) on its axis direction, fixed mounting has locating piece (312) on the outer wall of link up frame (311), one side fixed mounting of locating piece (312) has reset spring (313) that is connected with first filter plate (37), link up frame (311) and be the inside of sliding state grafting at first filter plate (37), link up frame (311) and run through first filter plate (37) and be close to the one end fixed mounting of gas-supply pipe (31) and have limiting plate (314), the outer wall fixed mounting of limiting plate (314) has roof (315), one side fixed mounting that roof (315) are close to first filter plate (37) has expanding spring (316), expanding spring (316) are close to the one end fixedly connected with of first filter plate (37) hits piece (317).
7. The diesel generator set capable of recovering waste heat according to claim 6, wherein: two guide rings (318) are fixedly mounted on the cylindrical inner wall of one side, close to the air conveying pipe (31), of the cleaning bin (32), one sides of the two guide rings (318) are arranged in a slope shape, one sides of the two guide rings (318) arranged in the slope shape are arranged in an opposite state, the bottom of the cleaning bin (32) is communicated with a through pipe (319), and the bottom of the through pipe (319) is in threaded connection with an impurity storage bin (320);
one side of the limiting sliding block (36) closest to one side of the gas storage bin (33) is fixedly connected with a push rod (39), the push rod (39) is inserted into an inner cavity of the second filter plate (38), one end, extending into the second filter plate (38), of the push rod (39) is fixedly provided with a V-shaped elastic plate (310), and one end, far away from the push rod (39), of the V-shaped elastic plate (310) is fixedly arranged on the inner wall of the second filter plate (38).
8. The diesel generator set capable of recovering waste heat according to claim 1, wherein: on the outer wall of pivot (51) in hot-water tank (41), with vertical bisection the vertical plane of hot-water tank (41) is kept away from corresponding spacing kicking block (53) respectively for the plane of symmetry and locates fixed mounting one circular layer board (58), the centre of a circle of circular layer board (58) with the axle center coincidence of pivot (51), and its place circular plane with the axis of pivot (51) is mutually perpendicular, every circular the circular edge side of circular layer board (58) is the annular and is fixed mounting of equidistance state in proper order towards corresponding spacing kicking block (53) orientation and has a plurality of stirring rods (59), every all fixed mounting has arc stirring leaf (510) on the outer wall of stirring rod (59).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310044998.4A CN115788663B (en) | 2023-01-30 | 2023-01-30 | Diesel generating set capable of recovering waste heat |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310044998.4A CN115788663B (en) | 2023-01-30 | 2023-01-30 | Diesel generating set capable of recovering waste heat |
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| US20220205385A1 (en) * | 2020-12-24 | 2022-06-30 | Huawei Digital Power Technologies Co., Ltd. | Noise reduction apparatus and generator assembly |
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| WO2014171569A1 (en) * | 2013-04-17 | 2014-10-23 | 주식회사 케이에프이앤이 | Energy utilizing type dust removal processing system for removing contaminants in high-temperature contaminated gas, and inertial impaction type energy recovery and dust removal apparatus used in same |
| CN210033576U (en) * | 2019-06-10 | 2020-02-07 | 重庆大梦机电有限公司 | Tail gas treatment device for diesel generating set |
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| CN115788663B (en) | 2023-06-02 |
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