CN112228198A - Energy-saving environment-friendly diesel engine for engineering machinery - Google Patents

Energy-saving environment-friendly diesel engine for engineering machinery Download PDF

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Publication number
CN112228198A
CN112228198A CN202011130587.XA CN202011130587A CN112228198A CN 112228198 A CN112228198 A CN 112228198A CN 202011130587 A CN202011130587 A CN 202011130587A CN 112228198 A CN112228198 A CN 112228198A
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CN
China
Prior art keywords
diesel engine
limiting clamping
energy
engine body
heat dissipation
Prior art date
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Granted
Application number
CN202011130587.XA
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Chinese (zh)
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CN112228198B (en
Inventor
芮志英
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Maanshan Changlifa Machinery Manufacturing Co ltd
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Maanshan Changlifa Machinery Manufacturing Co ltd
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Priority to CN202011130587.XA priority Critical patent/CN112228198B/en
Publication of CN112228198A publication Critical patent/CN112228198A/en
Application granted granted Critical
Publication of CN112228198B publication Critical patent/CN112228198B/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/08—Other arrangements or adaptations of exhaust conduits
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/18—Construction facilitating manufacture, assembly, or disassembly
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
    • F01N3/022—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters characterised by specially adapted filtering structure, e.g. honeycomb, mesh or fibrous
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P1/00—Air cooling
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
    • F01P11/06—Cleaning; Combating corrosion
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P5/00—Pumping cooling-air or liquid coolants
    • F01P5/02—Pumping cooling-air; Arrangements of cooling-air pumps, e.g. fans or blowers
    • F01P5/04—Pump-driving arrangements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P7/00—Controlling of coolant flow
    • F01P7/02—Controlling of coolant flow the coolant being cooling-air
    • F01P7/08—Controlling of coolant flow the coolant being cooling-air by cutting in or out of pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B77/00—Component parts, details or accessories, not otherwise provided for
    • F02B77/08—Safety, indicating, or supervising devices
    • F02B77/089—Safety, indicating, or supervising devices relating to engine temperature
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P5/00—Pumping cooling-air or liquid coolants
    • F01P5/02—Pumping cooling-air; Arrangements of cooling-air pumps, e.g. fans or blowers
    • F01P5/04—Pump-driving arrangements
    • F01P2005/046—Pump-driving arrangements with electrical pump drive
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
    • F01P11/06—Cleaning; Combating corrosion
    • F01P2011/061—Cleaning or combating corrosion using filters

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Processes For Solid Components From Exhaust (AREA)
  • Exhaust Gas After Treatment (AREA)

Abstract

The invention discloses an energy-saving and environment-friendly diesel engine for engineering machinery, which comprises a base and a diesel engine body, wherein a first fixing column is arranged between the base and the diesel engine body, the diesel engine body is fixedly arranged at the top of the first fixing column, a heat dissipation cavity is arranged at one side of the diesel engine body, an exhaust port is arranged at the other side of the diesel engine body, an exhaust pipe is connected with the exhaust port, a valve is arranged on the exhaust pipe, a purification mechanism is arranged in the exhaust pipe, the purification mechanism comprises a filter cartridge, limiting clamping grooves are respectively arranged at two sides of the filter cartridge, a filter basket is arranged in the filter cartridge, two ends of the filter basket are fixedly connected with the filter cartridge through locking bolts, a first filter screen layer, a second filter screen layer and a third filter screen layer are sequentially arranged in the filter basket, threaded holes and through holes, the first limiting clamping block is matched with the limiting clamping groove. Has the advantages that: simple structure and convenient operation.

Description

Energy-saving environment-friendly diesel engine for engineering machinery
Technical Field
The invention relates to a diesel engine, in particular to an energy-saving and environment-friendly diesel engine for engineering machinery.
Background
Diesel engines are engines that burn diesel fuel to obtain energy release. It was invented by German inventor Ludafu Disel in 1892.
The diesel engine is in engineering machine tool uses, because its operation structure, at whole operation in-process, can produce a large amount of steam and vibrations production noise during the exhaust, and exhaust waste gas does not filter the pollution that causes the environment very easily, in whole use, need carry out effectual heat dissipation and fixed processing simultaneously, the noise that still need reduce the operation production vibrations as far as possible and waste gas to the pollution of environment, in the time of can possessing fine practicality like this, can reduce energy pollution, make whole environmental protection more.
An effective solution to the problems in the related art has not been proposed yet.
Disclosure of Invention
The invention aims to provide an energy-saving and environment-friendly diesel engine for engineering machinery, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: an energy-saving and environment-friendly diesel engine for engineering machinery comprises a base and a diesel engine body, wherein a first fixing column is arranged between the base and the diesel engine body, the diesel engine body is fixedly arranged at the top of the first fixing column, a heat dissipation cavity is arranged at one side of the diesel engine body, an exhaust port is arranged at the other side of the diesel engine body, an exhaust pipe is connected with the exhaust port, a valve is arranged on the exhaust pipe, a purification mechanism is arranged in the exhaust pipe, the purification mechanism comprises a filter cartridge, limiting clamping grooves are formed in two sides of the filter cartridge, a filter basket is arranged in the filter cartridge, two ends of the filter basket are fixedly connected with the filter cartridge through locking bolts, a first filter screen layer, a second filter screen layer and a third filter screen layer are sequentially arranged in the filter basket, threaded holes and through holes are respectively formed in, the threaded hole is internally threaded and connected with a screw rod, one end of the screw rod is in threaded connection with a limiting clamping block, the limiting clamping block I is matched with the limiting clamping groove, a movable rod penetrates through the through hole, one end of the movable rod is fixedly connected with a limiting clamping block, the limiting clamping block II is matched with the limiting clamping groove, a limiting nut is fixedly arranged on the outer side of the threaded hole, the screw rod is kept away from one end of the limiting clamping block penetrates through the limiting nut and extends to the limiting nut, a knob is arranged outside the limiting nut, a limiting plate is fixedly arranged on the outer side of the through hole, the outer side of the movable rod is located at the limiting clamping block II, a reset spring is fixedly connected between the baffle plates, and the movable rod is kept away from one end of the limiting clamping block and extends.
Furthermore, a supporting plate is fixedly arranged between the heat dissipation cavity and the diesel engine body, and a plurality of ventilation openings are formed in the supporting plate.
Furthermore, the supporting plate is fixedly provided with a motor, the output end of the motor is connected with the rotating shaft, and the rotating shaft is provided with fan blades.
Further, a controller is fixedly arranged in the heat dissipation cavity, a temperature sensor is fixedly arranged in the diesel engine body on the supporting plate, and the temperature sensor and the motor are electrically connected with the controller.
Furthermore, a heat dissipation opening is formed in one side of the heat dissipation cavity, and a filter screen is installed on the heat dissipation opening.
Furthermore, a cavity is formed in the base, a first fixing seat is arranged in the cavity, the bottom of the first fixing column penetrates through the cavity and extends into the cavity to be connected with the first fixing seat, a second fixing column is arranged at the bottom of the first fixing seat, and one end, far away from the first fixing seat, of the second fixing column penetrates through the second fixing seat and extends into the second fixing seat.
Further, the outer side of the fixed column is sleeved with a sleeve, a damping spring is sleeved on the outer side of the fixed column II and the outer side of the sleeve, one end of the damping spring is fixed on one side of the fixed column II, the other end of the damping spring is fixed on one side of the sleeve, and a baffle is sleeved on the outer side of the fixed column II and located below the sleeve.
Furthermore, the baffle bottom plate is provided with a plurality of connecting rods, and the baffle passes through the connecting rods with the inner wall of base is connected.
The invention provides an energy-saving environment-friendly diesel engine for engineering machinery, which has the following beneficial effects:
(1) the heat dissipation cavity is arranged, so that good heat dissipation and ventilation effects are achieved during work, and the service life is prolonged; the exhaust pipe is internally provided with the purification mechanism, the purification mechanism comprises a filter cartridge and a filter basket, the exhaust gas is filtered and purified layer by layer through a first filter screen layer, a second filter screen layer and a third filter screen layer inside the filter basket, so that the impurity filtering effect is greatly improved, the filtration and purification are more thorough, the exhaust gas is more environment-friendly, the filter cartridge and the filter basket are convenient to disassemble by fixedly connecting a limiting clamping groove and a locking bolt, the convenience is improved for later replacement and cleaning, when the filter device is installed, firstly, a screw rod is rotated, the screw rod drives a limiting fixture block to move, the filter cartridge is preliminarily laterally limited by the limiting fixture block, after the filter cartridge is determined to be completely, the rotating screw rod is not required to be adjusted, then, the movable rod is pulled outwards, the filter cartridge is installed in a large space in the exhaust pipe, and then the movable rod is released, under reset spring's cooperation for spacing fixture block two can the chucking fix the cartridge filter, thereby accomplish the installation to the cartridge filter, simple structure, and convenient operation.
(2) The temperature sensor is arranged to constantly monitor the temperature in the diesel engine body, when the temperature is too high, a signal can be generated to the controller, the controller starts the motor to work to drive the fan blades to rotate, timely and effective heat dissipation and ventilation are carried out, and the filter screen plays a role in dust prevention; through being equipped with the cavity in that the base is inside, when diesel engine body work extrusion production vibrations downwards, let the fixed column push down simultaneously and make fixed column two also in fixing base two downstream, when pushing down a definite position, damping spring resets, produces ascending motion to play fine cushioning effect.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a diesel engine for energy-saving and environment-friendly construction machinery according to an embodiment of the invention;
FIG. 2 is a schematic diagram of an internal structure of a heat dissipation chamber in a diesel engine for an energy-saving and environment-friendly engineering machine according to an embodiment of the present invention;
FIG. 3 is a schematic view of an installation structure of a purification mechanism in a diesel engine for an energy-saving and environment-friendly construction machine according to an embodiment of the invention;
FIG. 4 is a schematic structural diagram of a purification mechanism in a diesel engine for an energy-saving and environment-friendly construction machine according to an embodiment of the invention;
fig. 5 is a schematic structural diagram of the interior of a base in a diesel engine for an energy-saving and environment-friendly construction machine according to an embodiment of the invention.
Reference numerals:
1. a base; 2. a diesel engine body; 3. fixing a first column; 4. a heat dissipation cavity; 5. an exhaust port; 6. an exhaust pipe; 7. a valve; 8. a filter cartridge; 9. a filter basket; 10. a first filter screen layer; 11. a second filter screen layer; 12. a third filter screen layer; 13. a screw; 14. a first limiting clamping block; 15. a limiting clamping groove; 16. a movable rod; 17. a second limiting clamping block; 18. a knob; 19. a handle; 20. a return spring; 21. a support plate; 22. a vent; 23. a motor; 24. a controller; 25. a temperature sensor; 26. a dust screen; 27. a first fixed seat; 28. fixing a second column; 29. a second fixed seat; 30. a sleeve; 31. a damping spring; 32. a baffle plate; 33. a connecting rod; 34. a fan blade.
Detailed Description
The invention is further described with reference to the following drawings and detailed description:
the first embodiment is as follows:
referring to fig. 1-5, the diesel engine for energy-saving and environment-friendly engineering machinery according to the embodiment of the invention includes a base 1 and a diesel engine body 2, a first fixing column 3 is disposed between the base 1 and the diesel engine body 2, the diesel engine body 2 is fixedly mounted on the top of the first fixing column 3, a heat dissipation cavity 4 is mounted on one side of the diesel engine body 2, an exhaust port 5 is disposed on the other side of the diesel engine body 2, an exhaust pipe 6 is connected to the exhaust port 5, a valve 7 is mounted on the exhaust pipe 6, a purification mechanism is mounted in the exhaust pipe 6, the purification mechanism includes a filter cartridge 8, a limiting slot is disposed on each side of the filter cartridge 8, a filter basket 9 is mounted in the filter cartridge 8, two ends of the filter basket 9 are fixedly connected to the filter cartridge 8 through locking bolts, a first filter mesh layer 10 and a first filter mesh layer 9 are sequentially disposed in, The exhaust pipe comprises a second filter screen layer 11 and a third filter screen layer 12, both sides of the exhaust pipe 6 are respectively provided with a threaded hole and a through hole, the threaded hole is internally threaded and provided with a screw 13, one end of the screw 13 is in threaded connection with a first limiting clamping block 14, the first limiting clamping block 14 is matched with a first limiting clamping groove 15, a movable rod 16 penetrates through the through hole, one end of the movable rod 16 is fixedly connected with a second limiting clamping block 17, the second limiting clamping block 17 is matched with the second limiting clamping groove, the outer side of the threaded hole is fixedly provided with a limiting nut, one end of the screw 13, far away from the second limiting clamping block 17, penetrates through the limiting nut and extends to the outside of the limiting nut to be provided with a knob 18, the outer side of the through hole is fixedly provided with a limiting plate, the outer side of the movable rod 16, between the second limiting clamping block 17 and the baffle is fixedly connected with a return spring 20 The handle 19 is arranged outside the board, and the radiating cavity 4 is arranged, so that good radiating and ventilating effects are achieved during work, and the service life is prolonged; the exhaust pipe 6 is internally provided with a purification mechanism, the purification mechanism comprises a filter cartridge 8 and a filter basket 9, waste gas is filtered and purified layer by layer through a first filter screen layer 10, a second filter screen layer 11 and a third filter screen layer 12 inside the filter basket 9, so that the effect of filtering impurities is greatly improved, the filter and the purification are more thorough, the environment is more protected during the discharge, the filter cartridge 8 and the filter basket 9 are convenient to disassemble by fixedly connecting a limiting clamping groove 15 and a locking bolt, the convenience is improved for the later replacement and cleaning, when the filter device is installed, firstly, a screw 13 is rotated, the screw 13 drives a limiting clamping block I14 to move, the filter cartridge 8 is primarily laterally limited by the limiting clamping block I14, after the completion of the determination, the rotating screw 13 does not need to be adjusted, then, a movable rod 16 is pulled outwards, at this time, the filter cartridge 8 is installed in the exhaust pipe 6 in a large space, then the movable rod 16 is released, and the second limit fixture block 17 can clamp and fix the filter cartridge 8 under the matching of the return spring 20, so that the installation of the filter cartridge 8 is completed, the structure is simple, and the operation is convenient.
Example two:
referring to fig. 1-5, for the heat dissipation cavity 4, a support plate 21 is fixedly disposed between the heat dissipation cavity 4 and the diesel engine body 2, and a plurality of ventilation openings 22 are formed in the support plate 21. For the supporting plate 21, a motor 23 is fixedly installed on the supporting plate 21 and located in the heat dissipation cavity 4, an output end of the motor 23 is connected with a rotating shaft, and fan blades 34 are installed on the rotating shaft. For the heat dissipation cavity 4, a controller 24 is fixedly installed inside the heat dissipation cavity 4, a temperature sensor 25 is fixedly installed on the support plate 21 and located inside the diesel engine body 2, and the temperature sensor 25 and the motor 23 are electrically connected with the controller 24. For the heat dissipation cavity 4, a heat dissipation opening is formed in one side of the heat dissipation cavity 4, and a dust screen 26 is installed on the heat dissipation opening. For the base 1, a cavity is formed in the base 1, a first fixing seat 27 is arranged in the cavity, the bottom of the first fixing column 3 penetrates through the cavity and extends into the cavity to be connected with the first fixing seat 27, a second fixing column 28 is arranged at the bottom of the first fixing seat 27, and one end, far away from the first fixing seat 27, of the second fixing column 28 penetrates through a second fixing seat 29 and extends into the second fixing seat 29. For the second fixing column 28, a sleeve 30 is sleeved outside the second fixing column 28, a damping spring 31 is sleeved outside the second fixing column 28 and the sleeve 30, one end of the damping spring 31 is fixed on one side of the second fixing column 28, the other end of the damping spring 31 is fixed on one side of the sleeve 30, and a baffle 32 is sleeved outside the second fixing column 28 and below the sleeve 30. For the baffle 32, a plurality of connecting rods 33 are arranged on the bottom plate of the baffle 32, the baffle 32 is connected with the inner wall of the base 1 through the connecting rods 33, the temperature inside the diesel engine body 2 is constantly monitored through the temperature sensor 25, when the temperature is too high, a signal is generated and sent to the controller 24, the controller 24 starts the motor 23 to work to drive the fan blades 34 to rotate, timely and effective heat dissipation and ventilation are carried out, and the dustproof net 26 plays a dustproof role; through being equipped with the cavity in base 1 inside, when diesel engine body 2 work extrusion production vibrations downwards, let fixed column 3 push down simultaneously and make fixed column two 28 also in two 29 internal downstream of fixing base, when pushing down a certain position, damping spring 31 resets, produces ascending motion to play fine cushioning effect.
In summary, with the above technical solution of the present invention, the working principle and all the beneficial effects are as follows: the heat dissipation cavity 4 is arranged, so that good heat dissipation and ventilation effects are achieved during work, and the service life is prolonged; the exhaust pipe 6 is internally provided with a purification mechanism, the purification mechanism comprises a filter cartridge 8 and a filter basket 9, waste gas is filtered and purified layer by layer through a first filter screen layer 10, a second filter screen layer 11 and a third filter screen layer 12 inside the filter basket 9, so that the effect of filtering impurities is greatly improved, the filter and the purification are more thorough, the environment is more protected during the discharge, the filter cartridge 8 and the filter basket 9 are convenient to disassemble by fixedly connecting a limiting clamping groove 15 and a locking bolt, the convenience is improved for the later replacement and cleaning, when the filter device is installed, firstly, a screw 13 is rotated, the screw 13 drives a limiting clamping block I14 to move, the filter cartridge 8 is primarily laterally limited by the limiting clamping block I14, after the completion of the determination, the rotating screw 13 does not need to be adjusted, then, a movable rod 16 is pulled outwards, at this time, the filter cartridge 8 is installed in the exhaust pipe 6 in a large space, then the movable rod 16 is released, and the second limit fixture block 17 can clamp and fix the filter cartridge 8 under the matching of the return spring 20, so that the installation of the filter cartridge 8 is completed, the structure is simple, and the operation is convenient. The temperature sensor 25 is arranged to constantly monitor the temperature inside the diesel engine body 2, when the temperature is too high, a signal is generated to the controller 24, the controller 24 starts the motor 23 to work, the fan blades 34 are driven to rotate, timely and effective heat dissipation and ventilation are carried out, and the dustproof net 26 plays a dustproof role; through being equipped with the cavity in base 1 inside, when diesel engine body 2 work extrusion production vibrations downwards, let fixed column 3 push down simultaneously and make fixed column two 28 also in two 29 internal downstream of fixing base, when pushing down a certain position, damping spring 31 resets, produces ascending motion to play fine cushioning effect.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. An energy-saving and environment-friendly diesel engine for engineering machinery is characterized by comprising a base (1) and a diesel engine body (2), wherein a first fixing column (3) is arranged between the base (1) and the diesel engine body (2), the diesel engine body (2) is fixedly installed at the top of the first fixing column (3), a heat dissipation cavity (4) is installed on one side of the diesel engine body (2), an exhaust port (5) is arranged on the other side of the diesel engine body (2), an exhaust pipe (6) is connected to the exhaust port (5), a valve (7) is installed on the exhaust pipe (6), a purification mechanism is installed inside the exhaust pipe (6) and comprises a filter cartridge (8), limiting clamping grooves are formed in two sides of the filter cartridge (8), and a filter basket (9) is installed inside the filter cartridge (8), both ends of the filtering basket (9) are fixedly connected with the filtering cylinder (8) through locking bolts, a first filtering net layer (10), a second filtering net layer (11) and a third filtering net layer (12) are sequentially arranged in the filtering basket (9), threaded holes and through holes are respectively formed in both sides of the exhaust pipe (6), a screw (13) is connected and arranged in the threaded holes in a threaded manner, one end of the screw (13) is connected and arranged with a first limiting clamping block (14) in a threaded manner, the first limiting clamping block (14) is matched with the limiting clamping groove (15), a movable rod (16) penetrates through the through holes, one end of the movable rod (16) is fixedly connected with a second limiting clamping block (17), the second limiting clamping block (17) is matched with the limiting clamping groove, a limiting nut is fixedly arranged on the outer side of the threaded holes, one end, far away from the second limiting clamping block (17), of the screw (13) penetrates through the limiting nut and extends to the outside of the limiting nut to, the limiting plate is fixedly arranged on the outer side of the through hole, the movable rod (16) is arranged on the outer side and located the second limiting clamping block (17) and the baffle plate are fixedly connected and provided with a reset spring (20), the movable rod (16) is far away from the second limiting clamping block (17), one end of the second limiting clamping block (17) penetrates through the limiting plate and extends to a handle (19) is arranged outside the limiting plate.
2. The diesel engine for the energy-saving and environment-friendly engineering machinery as claimed in claim 1, wherein a support plate (21) is fixedly arranged between the heat dissipation cavity (4) and the diesel engine body (2), and a plurality of ventilation openings (22) are formed in the support plate (21).
3. The diesel engine for energy-saving and environment-friendly engineering machinery as claimed in claim 2, wherein a motor (23) is fixedly installed on the support plate (21) and located in the heat dissipation cavity (4), an output end of the motor (23) is connected with a rotating shaft, and fan blades (34) are installed on the rotating shaft.
4. The diesel engine for the energy-saving and environment-friendly engineering machinery as claimed in claim 3, wherein a controller (24) is fixedly installed inside the heat dissipation cavity (4), a temperature sensor (25) is fixedly installed on the support plate (21) and located inside the diesel engine body (2), and the temperature sensor (25) and the motor (23) are both electrically connected with the controller (24).
5. The diesel engine for energy-saving and environment-friendly engineering machinery as claimed in claim 4, wherein a heat dissipation opening is formed at one side of the heat dissipation cavity (4), and a dust screen (26) is installed on the heat dissipation opening.
6. The energy-saving and environment-friendly diesel engine for engineering machinery as claimed in claim 5, wherein a cavity is formed in the base (1), a first fixing seat (27) is arranged in the cavity, the bottom of the first fixing column (3) penetrates through the cavity and extends into the cavity to be connected with the first fixing seat (27), a second fixing column (28) is arranged at the bottom of the first fixing seat (27), and one end, far away from the first fixing seat (27), of the second fixing column (28) penetrates through the second fixing seat (29) and extends into the second fixing seat (29).
7. The energy-saving and environment-friendly diesel engine for engineering machinery as claimed in claim 6, wherein a sleeve (30) is sleeved outside the second fixed column (28), a damping spring (31) is sleeved outside the second fixed column (28) and the sleeve (30), one end of the damping spring (31) is fixed on one side of the second fixed column (28), the other end of the damping spring (31) is fixed on one side of the sleeve (30), and a baffle (32) is sleeved outside the second fixed column (28) and below the sleeve (30).
8. The diesel engine for the energy-saving and environment-friendly engineering machinery as claimed in claim 7, wherein a plurality of connecting rods (33) are arranged on the bottom plate of the baffle (32), and the baffle (32) is connected with the inner wall of the base (1) through the connecting rods (33).
CN202011130587.XA 2020-10-21 2020-10-21 Energy-saving environment-friendly diesel engine for engineering machinery Active CN112228198B (en)

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Application Number Priority Date Filing Date Title
CN202011130587.XA CN112228198B (en) 2020-10-21 2020-10-21 Energy-saving environment-friendly diesel engine for engineering machinery

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Application Number Priority Date Filing Date Title
CN202011130587.XA CN112228198B (en) 2020-10-21 2020-10-21 Energy-saving environment-friendly diesel engine for engineering machinery

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CN112228198A true CN112228198A (en) 2021-01-15
CN112228198B CN112228198B (en) 2021-09-07

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Citations (29)

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