CN219034871U

CN219034871U - Low-noise marine diesel engine cylinder body

Info

Publication number: CN219034871U
Application number: CN202223319017.2U
Authority: CN
Inventors: 李建彬
Original assignee: Suzhou Anyusheng Marine Machinery Co ltd
Current assignee: Suzhou Anyusheng Marine Machinery Co ltd
Priority date: 2022-12-09
Filing date: 2022-12-09
Publication date: 2023-05-16
Anticipated expiration: 2032-12-09

Abstract

The application provides a low noise marine diesel engine cylinder body, including the diesel engine jar body, the surface of diesel engine jar body is provided with the cylinder, and the surface of diesel engine jar body is provided with the crankcase, the both sides of diesel engine jar body surface cylinder are provided with the coolant liquid entry, and the downside of coolant liquid entry is provided with the empty slot, the inside in empty slot is provided with the heating panel, and the louvre has been seted up on the surface of heating panel, the downside of crankcase is provided with the strengthening rib. This application is through setting up strengthening rib, heat dissipation passageway, first cavity, second cavity and connecting channel, and the strengthening rib sets up the downside at the crankcase, conveniently makes the vibration source reduce vibration through the strengthening rib, when ventilation and heat dissipation, can reduce vibration noise, mutually support between connecting channel and two cavities, can change sound wave frequency and wavelength, makes it offset each other, can effectively reduce the noise that engine cylinder during operation produced, avoids influencing the surrounding environment.

Description

Low-noise marine diesel engine cylinder body

Technical Field

The utility model relates to the field of diesel engines, in particular to a low-noise marine diesel engine cylinder body.

Background

The diesel engine has the advantages of compact structure, high cost performance, convenient maintenance and the like, is widely applied to industries such as agriculture, forestry, fishery and the like, is used as main matched power of a tractor, an agricultural tricycle, a four-wheel vehicle, a small ship, a small engineering machine, a small generator and an agricultural and auxiliary industry processing machine, and is used for pushing a crank mechanism to move by converting chemical energy generated by instantaneous combustion of diesel oil in a cylinder into mechanical energy and pushing the piston to move. The diesel engine cylinder is a vital component of the diesel engine, and the structure of the diesel engine cylinder has a profound effect on the operation of the diesel engine.

When the existing diesel engine works, the diesel engine cylinder body can generate strong vibration, larger noise is generated, surrounding environment is seriously influenced, and when the existing diesel engine works, a large amount of heat is generated, the heat dissipation effect of the existing diesel engine cylinder body is poor, and the service life of the diesel engine cylinder body can be influenced, so that improvement is made by the engine cylinder body, and the low-noise marine diesel engine cylinder body is provided.

Disclosure of Invention

The utility model aims at: the problems that when an existing diesel engine works, the cylinder body of the diesel engine can generate strong vibration, larger noise is generated, surrounding environment is seriously influenced, and when the existing diesel engine works, a large amount of heat is generated, the heat dissipation effect of the cylinder body of the existing diesel engine is poor, and the service life of the cylinder body of the diesel engine is influenced are solved.

In order to achieve the above object, the present utility model provides the following technical solutions:

low noise marine diesel engine cylinders to ameliorate the above problems.

The application is specifically such that:

including the diesel engine jar body, the surface of diesel engine jar body is provided with the cylinder, and the surface of diesel engine jar body is provided with the crankcase, the both sides of diesel engine jar body surface cylinder are provided with the coolant liquid entry, and the downside of coolant liquid entry is provided with the empty slot, the inside in empty slot is provided with the heating panel, and the louvre has been seted up on the surface of heating panel, the downside of crankcase is provided with the strengthening rib, and the downside of strengthening rib is provided with the heat dissipation passageway, the inside of diesel engine jar body is provided with first cavity and second cavity, and is provided with connecting channel between first cavity and the second cavity.

As the preferred technical scheme of this application, the cylinder is provided with a plurality of, and the inside of a plurality of cylinders all is provided with the cylinder liner to cylinder liner fixed mounting is at the inner wall of cylinder.

As the preferred technical scheme of this application, the heating panel is provided with a plurality of, and the equal fixed mounting of a plurality of heating panel has the inner wall of empty slot, and a plurality of the heating panel all is fan-shaped setting, and the louvre on heating panel surface is provided with a plurality of.

As the preferred technical scheme of this application, coolant liquid entry and empty slot all are provided with two, and two coolant liquid entries and empty slot all set up in the both sides of cylinder.

As the preferred technical scheme of this application, one side of strengthening rib is connected with the surface of crankcase, and the opposite side at the strengthening rib is all seted up to the heat dissipation passageway.

As the preferred technical scheme of this application, all be linked together through the connecting channel at middle part between first cavity and the second cavity, and first cavity is laminated mutually with the cylinder liner.

Compared with the prior art, the utility model has the beneficial effects that:

in the scheme of the application:

1. through setting up strengthening rib, heat dissipation passageway, first cavity, second cavity and connecting channel, the strengthening rib sets up the downside at the crankcase, conveniently makes the vibration source reduce vibration through the strengthening rib, when ventilation and heat dissipation, can reduce vibration noise, mutually support between connecting channel and two cavities, can change sound wave frequency and wavelength, make it offset each other, noise that can effectively reduce engine cylinder during operation and produce, avoid influencing the surrounding environment.

2. Through setting up coolant liquid entry, empty slot, heating panel and louvre, the diesel engine can make the temperature rise of whole cylinder body at the during operation, can heat the heating panel, through coolant liquid entry, the inside of going to the empty slot adds the coolant liquid, and the coolant liquid can contact with the heating panel, promotes the radiating effect to the cylinder body, through a plurality of louvres that the surface set up, conveniently promotes the area of contact of heating panel and coolant liquid, promotes the radiating effect of heating panel.

Description of the drawings:

fig. 1 is a schematic structural diagram of a low-noise marine diesel engine cylinder block provided by the application;

FIG. 2 is a schematic cross-sectional side view of the low noise marine diesel engine block provided herein;

FIG. 3 is an enlarged schematic view of the portion A of FIG. 2 of the low noise marine diesel engine block provided herein;

FIG. 4 is a schematic view of a partial cross-sectional structure of a low noise marine diesel engine block according to the present application in top view;

fig. 5 is a schematic structural diagram of a low noise marine diesel engine cylinder hollow groove and a heat dissipation plate provided by the application.

The figures indicate:

1. a diesel engine cylinder body; 2. a cylinder; 3. a crankcase; 4. a cooling liquid inlet; 5. a hollow groove; 6. a heat dissipation plate; 7. a heat radiation hole; 8. cylinder sleeve; 9. reinforcing ribs; 10. a heat dissipation channel; 11. a first cavity; 12. a second cavity; 13. and a connecting channel.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings. It will be apparent that the described examples are some, but not all, embodiments of the utility model.

Thus, the following detailed description of the embodiments of the utility model is not intended to limit the scope of the utility model, as claimed, but is merely representative of some embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that, under the condition of no conflict, the embodiments of the present utility model and the features and technical solutions in the embodiments may be combined with each other.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present utility model, it should be noted that, the terms "upper", "lower", and the like indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, or an azimuth or a positional relationship conventionally put in use of the inventive product, or an azimuth or a positional relationship conventionally understood by those skilled in the art, such terms are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

As shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the present embodiment proposes a low noise marine diesel engine cylinder body, including diesel engine cylinder body 1, the surface of diesel engine cylinder body 1 is provided with cylinder 2, and the surface of diesel engine cylinder body 1 is provided with crankcase 3, the both sides of diesel engine cylinder body 1 surface cylinder 2 are provided with coolant inlet 4, and the downside of coolant inlet 4 is provided with empty slot 5, the inside of empty slot 5 is provided with heating panel 6, and the surface of heating panel 6 has been seted up louvre 7, the downside of crankcase 3 is provided with strengthening rib 9, and the downside of strengthening rib 9 is provided with heat dissipation channel 10, the inside of diesel engine cylinder body 1 is provided with first cavity 11 and second cavity 12, and be provided with connecting channel 13 between first cavity 11 and the second cavity 12.

As the preferred embodiment, on the basis of the above-mentioned mode, further, cylinder 2 is provided with a plurality of, and the inside of a plurality of cylinder 2 all is provided with cylinder liner 8 to cylinder liner 8 fixed mounting is at the inner wall of cylinder 2, conveniently protects cylinder 2 through cylinder liner 8, avoids piston and cylinder 2 direct contact, causes serious wearing and tearing, influences the use.

As a preferred embodiment, on the basis of the above mode, further, the cooling plate 6 is provided with a plurality of, and the inner wall of the empty slot 5 is all fixed mounting to a plurality of cooling plate 6, and a plurality of cooling plate 6 all are fan-shaped setting, and the louvre 7 on cooling plate 6 surface is provided with a plurality of, conveniently promotes the area of contact of coolant liquid and cooling plate 6 through a plurality of louvres 7, carries out faster heat dissipation for it.

As a preferred embodiment, on the basis of the above mode, further, the cooling liquid inlet 4 and the empty groove 5 are both provided with two, and the two cooling liquid inlets 4 and the empty groove 5 are both provided on two sides of the cylinder 2, so that the contact area of the cooling liquid and the diesel engine cylinder body 1 is conveniently improved, and the heat dissipation effect on the cylinder body is improved.

In a preferred embodiment, in addition to the above embodiments, one side of the stiffener 9 is connected to the surface of the crankcase 3, and the heat dissipation channels 10 are all opened on the other side of the stiffener 9, so that vibration noise can be reduced during ventilation and heat dissipation.

As a preferred embodiment, on the basis of the above mode, the first cavity 11 and the second cavity 12 are all communicated through the connecting channel 13 in the middle, the first cavity 11 is attached to the cylinder sleeve 8, the connecting channel 13 and the two cavities are mutually matched, so that the frequency and the wavelength of sound waves can be changed, the sound waves are mutually offset, and the noise generated when the engine cylinder body works can be effectively reduced.

Specifically, the working principle of this scheme is: when using, the piston can produce a large amount of heat at the inside motion of cylinder 2, can make whole diesel engine jar body 1 intensify to heat panel 6 to empty groove 5 inner wall surface heats, and the coolant liquid is added to the inside of empty groove 5 through coolant liquid entry 4, and the coolant liquid can submerge panel 6, dispels the heat to panel 6, and the surface of panel 6 is provided with a plurality of louvres 7, conveniently increases the area of contact of coolant liquid and panel 6, promotes the radiating effect to the cylinder body.

Through setting up strengthening rib 9, strengthening rib 9 sets up the downside at crankcase 3, conveniently makes the vibration source reduce vibration through strengthening rib 9, when ventilating and radiating, can reduce vibration noise, mutually support between connecting channel 13 and two cavitys, can change sound wave frequency and wavelength, make it offset each other, can effectively reduce the noise that the engine cylinder body during operation produced, avoid influencing the surrounding environment, be the working process of whole device above, and the content that does not make detailed description in this specification all belongs to the prior art that the expert in the field knows.

The above embodiments are only for illustrating the present utility model and not for limiting the technical solutions described in the present utility model, and although the present utility model has been described in detail in the present specification with reference to the above embodiments, the present utility model is not limited to the above specific embodiments, and thus any modifications or equivalent substitutions are made to the present utility model; all technical solutions and modifications thereof that do not depart from the spirit and scope of the utility model are intended to be included in the scope of the appended claims.

Claims

1. The utility model provides a low noise marine diesel engine cylinder body, includes diesel engine cylinder body (1), its characterized in that: the surface of diesel engine jar body (1) is provided with cylinder (2), and the surface of diesel engine jar body (1) is provided with crankcase (3), the both sides of diesel engine jar body (1) surface cylinder (2) are provided with coolant liquid entry (4), and the downside of coolant liquid entry (4) is provided with empty slot (5), the inside of empty slot (5) is provided with heating panel (6), and the surface of heating panel (6) has seted up louvre (7), the downside of crankcase (3) is provided with strengthening rib (9), and the downside of strengthening rib (9) is provided with heat dissipation passageway (10), the inside of diesel engine jar body (1) is provided with first cavity (11) and second cavity (12), and is provided with connecting channel (13) between first cavity (11) and second cavity (12).

2. A low noise marine diesel engine block according to claim 1, wherein: the cylinder (2) is provided with a plurality of cylinders, the cylinder sleeves (8) are arranged in the cylinders (2), and the cylinder sleeves (8) are fixedly arranged on the inner walls of the cylinders (2).

3. A low noise marine diesel engine block according to claim 1, wherein: the heat dissipation plate (6) is provided with a plurality of, and the inner wall of a plurality of heat dissipation plate (6) all fixed mounting hollow (5), a plurality of heat dissipation plate (6) all are fan-shaped setting, and louvre (7) on heat dissipation plate (6) surface are provided with a plurality of.

4. A low noise marine diesel engine block according to claim 1, wherein: the cooling liquid inlets (4) and the empty slots (5) are respectively arranged at two sides of the air cylinder (2), and the two cooling liquid inlets (4) and the empty slots (5) are respectively arranged at two sides of the air cylinder (2).

5. A low noise marine diesel engine block according to claim 1, wherein: one side of the reinforcing rib (9) is connected with the surface of the crankcase (3), and the heat dissipation channels (10) are all arranged on the other side of the reinforcing rib (9).

6. A low noise marine diesel engine block according to claim 1, wherein: the first cavity (11) and the second cavity (12) are communicated through a connecting channel (13) in the middle, and the first cavity (11) is attached to the cylinder sleeve (8).