CN215672438U - Energy-saving diesel engine - Google Patents
Energy-saving diesel engine Download PDFInfo
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- CN215672438U CN215672438U CN202120053219.3U CN202120053219U CN215672438U CN 215672438 U CN215672438 U CN 215672438U CN 202120053219 U CN202120053219 U CN 202120053219U CN 215672438 U CN215672438 U CN 215672438U
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- cooler
- diesel engine
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Abstract
The utility model provides an energy-saving diesel engine which comprises a supercharging device, a ventilation device and a recovery device, wherein the supercharging device comprises a turbocharger, a cooler and a cylinder, an exhaust pipe and a first turbocharger are arranged on one side of a cylinder cover, the first turbocharger is connected with the first cooler, the first cooler is connected with a second turbocharger through a pipeline, the second turbocharger is connected with the second cooler through the second pipeline, and the second cooler is connected with the cylinder through a third pipeline. The two-stage turbocharging device is arranged, the air inlet pipe is connected with the crankcase through a rubber pipe, the oil return pipe is connected with a hollow screw through a plastic pipe, so that return oil flows into the oil tank, and the exhaust pipe is provided with the preheating device to save energy.
Description
Technical Field
The utility model belongs to the technical field of diesel engines, and particularly relates to an energy-saving diesel engine.
Background
Diesel engines are heat engines that burn diesel fuel to obtain energy release, converting chemical energy into mechanical energy. As diesel engines are improved in other ways to have performance closer to that of gasoline engines, noise and vibration are controlled not much larger than that of gasoline engines, and thus more and more diesel engines are gaining importance and being adopted in life.
With the continuous development of society and science and technology, the concept of environmental protection and sustainable development are continuously and deeply mastered. Energy crisis and environmental problems are becoming more serious, and more industries are added to a large team of energy conservation and emission reduction. The diesel engine is widely used as the main power of various general machines, and the improvement of the utilization efficiency of the diesel engine and the energy conservation of the diesel engine are more important. The one-stage turbocharging technology adopted by the prior diesel engine generates relatively low pressure, and diesel oil can not be fully combusted.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an energy-saving diesel engine, which uses a two-stage turbocharger to increase pressure and increase air quantity in a cylinder, and is provided with a heating oil pipe wound on an exhaust pipe to ensure that fuel gas is fully combusted.
The utility model provides the following technical scheme:
the utility model provides an energy-conserving diesel engine, includes supercharging device, ventilation unit and recovery unit, supercharging device includes turbo charger, cooler and cylinder, cylinder head one side is equipped with blast pipe and turbo charger one, and turbo charger one is connected with cooler one, and cooler one has turbo charger two through the pipe connection, and turbo charger two is connected with cooler two through pipeline two, and cooler two is connected with the cylinder through pipeline three.
The ventilation device comprises a crankcase, a ventilation outlet pipe and an air inlet pipe, wherein the crankcase is connected with one end of the ventilation outlet pipe, a carburetor is arranged on the ventilation outlet pipe, an air filter is arranged at the other end of the ventilation outlet pipe, the air filter is provided with the air inlet pipe, and the air inlet pipe is connected with the crankcase through a rubber pipe.
The recovery device comprises an oil tank, an oil injection pump and an oil injection nozzle, wherein the oil tank is connected with an oil-water separator through a pipeline four, the oil-water separator is connected with the oil injection pump, the oil injection pump is connected with a fine filter through a pipeline five, the fine filter is connected with a speed regulator through a pipeline six, a speed regulating valve is assembled with the oil injection pump, the upper part of the oil injection pump is connected with the oil injection nozzle through a high-pressure oil pipe, the oil injection nozzle is connected with an oil return pipe, and the oil return pipe is connected with a hollow screw through a plastic pipe. The diesel engine also comprises a base, a cylinder body is arranged on the base, a cylinder cover is arranged above the cylinder body, and an exhaust pipe is connected to the cylinder cover.
Preferably, the first turbocharger and the second turbocharger are connected with the cylinder in series, the first turbocharger and the second turbocharger are different in size, the first turbocharger is a low-pressure-ratio turbocharger, and the second turbocharger is a high-pressure-ratio turbocharger.
Preferentially, the oil nozzle is provided with a plurality of oil injection holes, and the diameters of the oil injection holes are smaller than 0.2 mm.
Preferably, the oil tank is provided with a fine filter screen, and silk is arranged on the fine filter screen.
Preferably, the exhaust pipe is wound with a heating oil pipe.
The utility model has the beneficial effects that: pass through the rubber tube with crankcase and intake pipe and connect, ventilate for the crankcase and set up, can solve the interior waste gas of crankcase and arrange outward, set up two-stage turbocharging, can increase the air quantity that gets into the cylinder, make the diesel oil among the diesel engine fully burn, improved the output and the power density of engine, reduce harmful gas's emission. The efficiency of the diesel engine can be improved, the fuel consumption and the carbon dioxide emission are reduced, and the exhaust pipe is wound with the preheating pipe, so that fuel gas can be fully combusted. A diesel engine recovery device is added to enable return oil to flow into the oil tank.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a schematic illustration of the diesel engine configuration of the present invention;
FIG. 2 is a schematic view of the construction of the supercharging assembly of the present invention;
FIG. 3 is a schematic view of the construction of the ventilation device of the present invention;
FIG. 4 is a schematic structural diagram of a diesel oil recovery device of the present invention;
fig. 5 is a structural view of the distribution of the oil jet holes of the present invention.
Labeled as: 1 base, 2 pipelines three, 3 crank cases, 4 cylinders, 5 cylinder covers, 6 oil nozzles, 7 exhaust pipes, 8 turbochargers I, 9 coolers I, 10 turbochargers II, 11 coolers II, 12 ventilation and air outlet pipes, 13 air inlet pipes, 14 carburetors, 15 air filters, 16 oil tanks, 17 oil-water separators, 18 fine filters, 19 speed regulators, 20 oil injection pumps, 21 high-pressure oil pipes, 22 oil injection holes, 23 oil return pipes, 24 plastic pipes, 25 fine filter screens and 26 silk fabrics.
Detailed Description
As shown in fig. 1-5, the energy-saving diesel engine provided by the utility model comprises a supercharging device, a ventilation device and a recovery device, wherein the supercharging device comprises a turbocharger, a cooler and a cylinder 4, the turbocharger I8 is connected with the cooler I9, the cooler I9 is connected with a turbocharger II 10 through a pipeline, the turbocharger II 10 is connected with a cooler II 11 through the pipeline II, and the cooler II 11 is connected with the cylinder 4 through a pipeline III 2. The first turbocharger 8, the first cooler 9, the second cooler 11 and the second turbocharger 10 are connected with the cylinder 4 in series, the first turbocharger 8 and the second turbocharger 10 are different in size, the first turbocharger 8 is a low-pressure-ratio turbocharger, and the second turbocharger 10 is a high-pressure-ratio turbocharger. The two-stage turbocharging device is arranged to increase the air quantity entering the cylinder, so that the diesel in the diesel engine is combusted more fully, the output power and the power density of the diesel engine are greatly improved, the discharge amount of harmful gas is reduced, and the fuel consumption is reduced.
The ventilation device comprises a crankcase 3, a ventilation outlet pipe 12 and an air inlet pipe 13, wherein the crankcase 3 is connected with one end of the ventilation outlet pipe 12, a carburetor 14 is arranged on the ventilation outlet pipe 12, an air filter 15 is arranged at the other end of the ventilation outlet pipe 12, the air inlet pipe 13 is arranged above the air filter 15, the air inlet pipe 13 is connected with the crankcase 3 through a rubber pipe, the ventilation device is arranged for the crankcase 3, and the problem of exhaust of waste gas in the crankcase 3 can be solved.
The recovery device comprises an oil tank 16, an oil injection pump 20 and an oil injection nozzle 6, wherein a fine filter screen 25 is arranged on the oil tank 16, and two layers of silk fabrics 26 are arranged on the fine filter screen 25, so that the oil is purified, and faults are reduced. The oil tank 16 is connected with an oil-water separator 17 through a pipeline four, the oil-water separator 17 is connected with an oil injection pump 20, the oil injection pump 20 is connected with a fine filter 18 through a pipeline five, the fine filter 18 is connected with a speed regulator 19 through a pipeline six, the speed regulator 19 is assembled with the oil injection pump 20, the upper part of the oil injection pump 20 is connected with an oil injection nozzle 6 through a high-pressure oil pipe 21, a plurality of oil injection holes 22 are formed in the oil injection nozzle 6, the diameter of each oil injection hole 22 is smaller than 0.2mm, the number of the oil injection holes 22 is increased, the diameter of each oil injection hole 22 is reduced, the oil injection range is wide, oil injection is uniform, the atomization effect is good, the performance of the diesel engine is improved, and oil consumption is reduced. The oil nozzle 6 is connected with an oil return pipe 23, and the oil return pipe 23 is connected with a hollow screw through a plastic pipe 24, so that return oil flows into the oil tank 16, and diesel oil is saved.
The diesel engine further comprises a base 1 and a cylinder body arranged on the base 1, a cylinder cover 5 is arranged above the cylinder body, an exhaust pipe 7 is connected to the cylinder cover 5, and a heating oil pipe is wound on the exhaust pipe 7. The cooling water temperature of diesel engine is low excessively, and diesel oil burns incompletely, influences the performance of power, and the fuel is wasted, comes the preheating through blast pipe 7, improves the temperature of diesel oil, reduces the viscosity of diesel oil, strengthens diesel engine thermal insulation performance, improves the combustion ability, and atomization effect is good, and the oil consumption reduces.
When the diesel engine is used, the exhaust gas generated in the working of the diesel engine is utilized to drive the first turbocharger 8, the first turbocharger 8 compresses the surrounding air, the compressed air is transmitted to the second turbocharger 10 through the first cooler 9 which is directly connected, the compressed air is compressed again, the compressed air is transmitted to the cylinder 4 of the diesel engine through the second cooler 11, and the air quantity entering the cylinder 4 is greatly increased through two times of compression, so that the diesel in the diesel engine is combusted more fully, the efficiency of the diesel engine is improved, and the fuel consumption and the emission are reduced.
When the diesel engine works, gas in the crankcase 3 is sucked into the carburetor 14 through the ventilation air outlet pipe 12, fresh air filtered by the air filter 15 enters the air inlet pipe 13, the air inlet pipe 13 is connected with the rubber pipe and then is supplemented into the crankcase 3, forced ventilation is realized, the problem of exhaust gas in the crankcase 3 is solved, the breathing requirement of the crankcase 3 is ensured, and the oil-saving effect is good.
When the diesel engine works, diesel oil in the oil tank 16 is purified through the silk cloth 26 and the fine filter screen 25, flows into the oil injection pump 20 after passing through the oil-water separator 17, flows into the fine filter 18 for filtering, then flows into the speed regulator 19, the speed regulator 19 is combined with the oil injection pump 20, the diesel oil flows into the oil injection nozzle 6 from the high-pressure oil pipe 21, and the oil return pipe 23 on the oil injection nozzle 6 is connected with the hollow screw through the plastic pipe 24, so that the return oil flows into the oil tank 16.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. An energy-saving diesel engine comprises a supercharging device, a ventilation device and a recovery device, and is characterized in that the supercharging device comprises a turbocharger, a cooler and a cylinder (4), wherein a first turbocharger (8) is connected with a first cooler (9), the first cooler (9) is connected with a second turbocharger (10) through a pipeline, the second turbocharger (10) is connected with a second cooler (11) through the second pipeline, and the second cooler (11) is connected with the cylinder (4) through a third pipeline (2);
the ventilation device comprises a crankcase (3), a ventilation air outlet pipe (12) and an air inlet pipe (13), the crankcase (3) is connected with one end of the ventilation air outlet pipe (12), a carburetor (14) is arranged on the ventilation air outlet pipe (12), an air filter (15) is arranged at the other end of the ventilation air outlet pipe (12), the air inlet pipe (13) is arranged above the air filter (15), and the air inlet pipe (13) is connected with the crankcase (3) through a rubber pipe;
the recovery device comprises an oil tank (16), an oil injection pump (20) and an oil injection nozzle (6), wherein the oil tank (16) is connected with an oil-water separator (17) through a pipeline four, the oil-water separator (17) is connected with the oil injection pump (20), the oil injection pump (20) is connected with a fine filter (18) through a pipeline five, the fine filter (18) is connected with a speed regulator (19) through a pipeline six, the speed regulator (19) is assembled with the oil injection pump (20), the upper part of the oil injection pump (20) is connected with the oil injection nozzle (6) through a high-pressure oil pipe (21), the oil injection nozzle (6) is connected with an oil return pipe (23), and the oil return pipe (23) is connected with a hollow screw through a plastic pipe (24); the diesel engine further comprises a base (1), a cylinder body is arranged on the base (1), a cylinder cover (5) is arranged above the cylinder body, and an exhaust pipe (7) is connected to the cylinder cover (5).
2. The energy-saving diesel engine according to claim 1, wherein the first turbocharger (8), the first cooler (9), the second cooler (11) and the second turbocharger (10) are connected in series with the cylinder (4), the first turbocharger (8) and the second turbocharger (10) are different in size, the first turbocharger (8) is a low pressure ratio turbocharger, and the second turbocharger (10) is a high pressure ratio turbocharger.
3. The energy-saving diesel engine according to claim 1, characterized in that the injection nozzle (6) is provided with a plurality of injection holes (22), and the diameters of the injection holes are all less than 0.2 mm.
4. An energy-saving diesel engine according to claim 1, characterized in that a fine filter screen (25) is arranged in the oil tank (16), and two layers of silk cloth (26) are arranged on the fine filter screen (25).
5. Energy-saving diesel engine according to claim 1, characterized in that the exhaust pipe (7) is wrapped with a heating oil pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120053219.3U CN215672438U (en) | 2021-01-07 | 2021-01-07 | Energy-saving diesel engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120053219.3U CN215672438U (en) | 2021-01-07 | 2021-01-07 | Energy-saving diesel engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215672438U true CN215672438U (en) | 2022-01-28 |
Family
ID=79950165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120053219.3U Active CN215672438U (en) | 2021-01-07 | 2021-01-07 | Energy-saving diesel engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215672438U (en) |
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2021
- 2021-01-07 CN CN202120053219.3U patent/CN215672438U/en active Active
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