CN214196493U

CN214196493U - Cylinder body heat radiation structure

Info

Publication number: CN214196493U
Application number: CN202023281493.0U
Authority: CN
Inventors: 许涛; 荣凤翔; 何欣; 冉启舸
Original assignee: Chongqing Dajiang Power Equipment Manufacturing Co ltd
Current assignee: Chongqing Dajiang Power Equipment Manufacturing Co ltd; Chongqing Dajiang Power Equipment Co Ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-09-14
Anticipated expiration: 2030-12-29

Abstract

In order to solve the problem of the heat dissipation effect of the existing cylinder body, the application provides a cylinder body heat dissipation structure which comprises a cylinder body, wherein supporting seats are arranged on the front side and the rear side of the bottom of the cylinder body, and more than two first heat dissipation fins are arranged between the front supporting seat and the rear supporting seat; still include the second heat dissipation fin, the second heat dissipation fin is located the cylinder body surface, and it corresponds with cylinder body combustion chamber. This application is through setting up first heat dissipation fin and second heat dissipation fin in cylinder body surface selected position department, increased the cylinder body surface area, the radiating effect of engine cylinder body has been improved, and owing to do not carry out heat dissipation pore processing to cylinder body inside, not only can not bring adverse effect to the cylinder body structure, on the contrary because set up the structural strength that the heat dissipation fin can also increase the cylinder body, improve the stability of cylinder body structure, and then improved the reliability that the cylinder body used, and improved the life of cylinder body.

Description

Cylinder body heat radiation structure

Technical Field

The utility model relates to an engine cylinder body cooling technical field especially relates to a cylinder body heat radiation structure.

Background

The engine comprises a cylinder body, and various moving parts and fixed parts in the cylinder body. The engine drives other components to operate by converting fuel oil into mechanical energy, wherein the energy of nearly 1/3 in the conversion process of the fuel oil is converted into heat energy to be dissipated to the environment, wherein the heat of the combustion chamber part of the engine is the maximum, and the output power of the engine can be guaranteed only by effectively dissipating the heat urgently; secondly, the lubricating oil at the bottom of the engine also needs to be effectively radiated to ensure the normal operation of the engine.

In order to improve the heat dissipation effect, a water-cooling heat dissipation structure is often adopted in the prior art, for example, an external water pump water-cooling engine disclosed in chinese utility model patent CN207393305U, a cooling water channel is provided in the cylinder body and the cylinder head, and the cooling water flows through the cooling water channel to pass the engine heat. Because the specific heat of cooling water is great, heat transfer coefficient is high, so this kind of structure cooling effect is better. However, because a cooling water channel needs to be processed in the cylinder body or the cylinder head, the following problems exist:

first, the cooling water course processing is difficult, because cylinder body or cylinder head all belong to special-shaped workpiece to inner structure is complicated, and the cooling water course belongs to elongated hole again simultaneously, consequently has the processing difficulty, has improved the processing cost.

Secondly, because the cylinder body is used as an engine foundation, the bearing capacity is high, the structural rigidity is good, and after a cooling water channel is processed in the cylinder body, the whole stress deformation is influenced, the whole structural rigidity is reduced, and the service life of the cylinder body is shortened.

Therefore, how to improve the heat dissipation effect of the engine block is a problem to be solved urgently by those skilled in the general engine field.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem of current cylinder body radiating effect, this application provides a cylinder body heat radiation structure, and its aim at improves cylinder body heat radiation structure to can ensure cylinder body structural strength, improve the reliability that the cylinder body used.

The utility model discloses a realize like this: a cylinder body heat dissipation structure comprises a cylinder body, wherein supporting seats are arranged on the front side and the rear side of the bottom of the cylinder body, and more than two first heat dissipation fins are arranged between the front supporting seat and the rear supporting seat; still include the second heat dissipation fin, the second heat dissipation fin is located the cylinder body surface, and it corresponds with cylinder body combustion chamber.

This application structure is when specifically using, through set up the fin on the cylinder body surface, adopts the forced air cooling mode, utilizes the fin increase cylinder body surface area, and then the principle of increase cylinder body heat dissipation capacity dispels the heat to the cylinder body. Specifically, in the present application, two supporting seats are integrally formed at the front side and the rear side of the bottom of the cylinder body, or a group of front supporting seats are formed at the front side, wherein the group of front supporting seats can comprise more than two front supporting seats; the rear side of the cylinder body is also provided with a group of rear supporting seats, and a supporting structure for the cylinder body is formed by the supporting seats. A group of first radiating fins are integrally formed on the bottom surface of the cylinder body between the front supporting seat and the rear supporting seat, wherein the group of first radiating fins at least comprises more than two first radiating fins, and the first radiating fins are arranged in parallel; the contact area between the surface of the bottom of the cylinder body and the air is increased through the first radiating ribs, and the radiating capacity of the bottom of the cylinder body is increased, so that the radiating of lubricating oil in the cylinder body is facilitated; still include a set of second heat dissipation fin simultaneously in this application, wherein the second heat dissipation fin is located the cylinder body surface, and is corresponding with cylinder body combustion chamber, and at the cylinder body surface department that cylinder body combustion chamber corresponds promptly, be provided with more than two second heat dissipation fins side by side, the second heat dissipation fin is circumference setting on the cylinder body surface, through setting up the second heat dissipation fin, has also increased the surface area that the cylinder body corresponds the position, has improved the radiating effect of engine combustion chamber.

This application is through setting up first heat dissipation fin and second heat dissipation fin in cylinder body surface selected position department, increased the cylinder body surface area, the radiating effect of engine cylinder body has been improved, and owing to do not carry out heat dissipation pore processing to cylinder body inside, not only can not bring adverse effect to the cylinder body structure, on the contrary because set up the structural strength that the heat dissipation fin can also increase the cylinder body, improve the stability of cylinder body structure, and then improved the reliability that the cylinder body used, and improved the life of cylinder body.

Drawings

Fig. 1 is a schematic view of a first view angle of a cylinder heat dissipation structure according to an embodiment of the present invention;

fig. 2 is a schematic view of a second perspective of a cylinder heat dissipation structure according to an embodiment of the present invention;

fig. 3 is a schematic view of a third view angle of a cylinder heat dissipation structure according to an embodiment of the present invention;

in the figure: 100 cylinder bodies, 101 front supporting seats, 102 rear supporting seats, 103 first connecting ends, 104 second connecting ends, 110 first radiating fins, 120 second radiating fins, 130 third radiating fins, 140 fourth radiating fins, 150 fifth radiating fins and 160 sixth radiating fins.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments.

In this embodiment, a heat dissipation structure of a cylinder block 100 includes a cylinder block 100, where front and rear sides of a bottom of the cylinder block 100 are both provided with a support seat, and two or more first heat dissipation fins 110 are further provided between a front support seat 101 and a rear support seat 102; the cylinder block further comprises a second radiating rib 120, wherein the second radiating rib 120 is located on the surface of the cylinder block 100 and corresponds to the combustion chamber of the cylinder block 100.

This application is through setting up first fin 110 and second fin 120 in cylinder block 100 surperficial selected position department, cylinder block 100 surface area has been increased, the radiating effect of engine cylinder block 100 has been improved, and because do not carry out heat dissipation pore canal processing to cylinder block 100 inside, not only can not bring adverse effect to cylinder block 100 structure, on the contrary because set up the fin can also increase cylinder block 100's structural strength, improve cylinder block 100 structural stability, and then improved the reliability that cylinder block 100 used, and the life of cylinder block 100 has been improved.

Further, the heat dissipation structure of the cylinder block 100 of the present application further includes a third heat dissipation fin 130, wherein the third heat dissipation fin 130 is located on the side surface of the head of the cylinder block 100; a group of third heat dissipation fins 130 is further arranged below the second heat dissipation fins 120 and on the side of the head of the cylinder body 100, the group of third heat dissipation fins 130 includes more than two third heat dissipation fins 130, and the two adjacent third heat dissipation fins 130 form a U-shaped structure on the side surface of the head of the cylinder body 100; by providing the third fin 130, the heat dissipation effect of the cylinder block 100 is further increased.

Similarly, the present application further includes a fourth heat dissipating fin 140, wherein the fourth heat dissipating fin 140 is located on the side surface of the rear portion of the cylinder 100, and corresponds to the third heat dissipating fin 130, a group of the fourth heat dissipating fins 140 is further disposed on the side of the rear portion of the cylinder 100, and the heat dissipating effect of the cylinder 100 is further increased by the fourth heat dissipating fins 140.

Also, a fifth fin 150 is included in the present application, wherein the fifth fin 150 is located on the top side surface of the cylinder block 100. Corresponding to the first heat dissipating fins 110, a set of fifth heat dissipating fins 150 is further disposed on the top side surface of the cylinder body 100, and the heat dissipating effect of the cylinder body 100 is further improved by disposing the fifth heat dissipating fins 150.

In this application, two adjacent fins of the same group of radiating fins all constitute the U-shaped structure, when guaranteeing effective increase radiating surface area, can also be convenient for the production manufacturing of cylinder body 100, and especially when two adjacent fins form the U-shaped structure of open mouth form, it more is favorable to the casting drawing of patterns of cylinder body 100.

Further, in order to facilitate connection with other components of the engine, a first connection end 103 is provided on the left side of the cylinder block 100, wherein the first connection end 103 is a plate-shaped structure and is formed by extending outwards along the left side end face of the cylinder block 100; the left ends of the third heat dissipating fin 130, the fourth heat dissipating fin 140 and the fifth heat dissipating fin 150 are located in the first connecting end 103, that is, the extension of the first connecting end 103 is higher than the U-shaped opening formed by the three sets of heat dissipating fins, so that the third heat dissipating fin 130, and/or the fourth heat dissipating fin 140, and/or the fifth heat dissipating fin 150 respectively form a plurality of closed small holes with the first connecting end 103, and the circulation of heat dissipating air can be formed through the small holes, thereby further improving the overall heat dissipating effect of the cylinder body 100 structure.

Further, in order to facilitate connection with other components of the engine, the present application provides a second connection end 104 on the right side of the cylinder block 100, and the first connection end 103 is also of a plate-like structure and is formed to extend outwards along the end surface of the right side of the cylinder block 100; the right side ends of the third radiating fins 130, the fourth radiating fins 140 and the fifth radiating fins 150 are located in the second connecting end 104, that is, the second connecting end 104 also forms a plurality of closed small holes with the third radiating fins 130, the fourth radiating fins 140 and the fifth radiating fins 150, and the circulation of radiating air can be formed through the small holes, so that the overall radiating effect of the cylinder body 100 structure is further improved.

Further, still include sixth heat dissipation fin 160, wherein sixth heat dissipation fin 160 is located cylinder body 100 right side bottom, and is located second link 104, through setting up sixth heat dissipation fin 160, has also further increased the radiating effect of cylinder body 100.

In other embodiments of the present application, it is possible to selectively provide a set of third fins 130, a set of fourth fins 140, a set of fifth fins 150, and/or a set of sixth fins 160 on the surface of the cylinder block 100 according to actual requirements.

Although the present invention has been described and illustrated in detail with reference to specific embodiments thereof, it should be understood that various equivalent changes and modifications can be made therein in accordance with the present invention, and the functional effects thereof are not beyond the spirit of the present invention.

Claims

1. A cylinder body heat radiation structure comprises a cylinder body (100), and is characterized in that supporting seats are arranged on the front side and the rear side of the bottom of the cylinder body (100), and more than two first heat radiation fins (110) are arranged between a front supporting seat (101) and a rear supporting seat (102); the cylinder body is characterized by further comprising second radiating fins (120), wherein the second radiating fins (120) are located on the surface of the cylinder body (100) and correspond to the combustion chamber of the cylinder body (100).

2. The cylinder heat dissipation structure according to claim 1, further comprising a third fin (130), wherein the third fin (130) is located on a head-side surface of the cylinder (100).

3. The cylinder heat dissipation structure according to claim 1, further comprising a fourth heat dissipation fin (140), wherein the fourth heat dissipation fin (140) is located on a rear side surface of the cylinder (100).

4. The cylinder heat dissipation structure according to claim 1, further comprising fifth fins (150), wherein the fifth fins (150) are located on a top side surface of the cylinder (100).

5. The cylinder heat dissipation structure according to claim 1, 2, 3 or 4, wherein the first connection end (103) is provided at the left side of the cylinder (100), and left side ends of the third fin (130), the fourth fin (140) and the fifth fin (150) are located in the first connection end (103).

6. The cylinder heat dissipation structure of claim 1, 2, 3 or 4, wherein the second connection end (104) is disposed at the right side of the cylinder (100), and the right side ends of the third heat dissipation fins (130), the fourth heat dissipation fins (140) and the fifth heat dissipation fins (150) are located in the second connection end (104).

7. The cylinder heat dissipation structure of claim 6, further comprising a sixth fin (160), wherein the sixth fin (160) is located at the bottom of the cylinder (100) and within the second connection end (104).