CN214660484U

CN214660484U - Cooling fin for engine of mower

Info

Publication number: CN214660484U
Application number: CN202121000462.5U
Authority: CN
Inventors: 赵桂珍
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-12
Filing date: 2021-05-12
Publication date: 2021-11-09
Anticipated expiration: 2031-05-12

Abstract

The utility model discloses a cooling fin for an engine of a mower, which comprises a cooling fin body, wherein the cooling fin body comprises a circular base, a first bulge and a second bulge are integrally formed on the upper surface of the base, a third cooling fin is integrally formed on the upper surfaces of the first bulge and the second bulge, a third bulge is integrally formed on the upper surface of the second bulge, a first cooling fin is integrally formed on the upper surface of the third bulge, and a second cooling fin is integrally formed on the upper surface of the base; the utility model discloses mainly insert the pivot of engine to the inside of connecting block through the through hole, and first radiating fin, second radiating fin and third radiating fin are located the casing end of engine, will be to the outside of engine to the heat transmission of engine inside through first radiating fin, second radiating fin and the third radiating fin on the base, can accelerate giving off of the inside heat of engine to a certain extent.

Description

Cooling fin for engine of mower

Technical Field

The utility model relates to a fin technical field specifically is a fin for engine of lawn mower.

Background

The mower mainly comprises a cutter, a cutting knife transmission device, a cutter lifting device, a safety device, a grass blocking device, a driving device and other main components. The driving device utilizes the power of a gasoline engine, the mowing rotating disc is driven to rotate at a high speed through the transmission system, the blades arranged on the rotating disc are synchronously adjusted and rotated, certain cutting force is generated, weeds are cut off, the weeding effect is achieved, when the mower is used, the engine works ceaselessly, a large amount of heat is generated, the heat is not dissipated timely, the service life of the engine is shortened, however, the heat dissipation mode of the engine of the existing mower is that the heat is dissipated through a hollowed-out shell generally, the heat dissipation can not be performed at the rotating shaft of the engine, the heat dissipation effect is poor, and therefore the radiating fin for the engine of the mower needs to be provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fin for engine of lawn mower through pegging graft the fin body and fixing in the pivot of engine, when the engine rotates, through the heat transfer of the inside production of fin body with the engine to the outside of engine, is convenient for accelerate the radiating efficiency of engine to the poor problem of engine radiating efficiency who proposes the lawn mower among the solution background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fin for engine of lawn mower, includes the fin body, the fin body includes circular shape base, the upper surface integrated into one piece of base has first arch and second arch, first arch and the bellied upper surface integrated into one piece of second have third radiating fin, the bellied upper surface integrated into one piece of second has the third arch, the bellied upper surface integrated into one piece's of third first radiating fin, the upper surface integrated into one piece of base has second radiating fin, just second radiating fin is located between first arch and the second arch, the middle part integrated into one piece of base has the connecting block of cone, the upper surface of connecting block is seted up and is supplied engine pivot male through hole, the inner wall of through hole is provided with spacing groove.

Preferably, third radiating fin equidistance in the first arch is provided with threely, third radiating fin in the second arch is provided with two, and two third radiating fin is located first radiating fin's both sides, just first radiating fin's upper end is the parallel and level setting with third radiating fin's upper end.

Preferably, first protruding and the bellied upper surface of second still are provided with the second recess, the breach has still been seted up to the bellied upper surface of second, first arch is the symmetry setting with the second arch, first arch and second arch all are fan-shaped setting, the connecting block is located the protruding handing-over department of first arch and second, one side of breach and the coincidence of the outer wall of connecting block.

Preferably, two through holes are formed in the upper surface of the base, at least twelve second radiating fins are arranged, at least twelve second radiating fins, the first radiating fins and the third radiating fins form an annular radiating ring, and the upper ends of the second radiating fins are arranged in parallel and level with the upper ends of the first radiating fins and the upper ends of the connecting blocks.

Preferably, the lower surface of the base is integrally formed with two cylindrical bumps, and the through hole is located inside the bumps.

Preferably, a first circular groove is formed in the lower surface of the base, and the through hole is located in the middle of the first groove.

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

1. the utility model discloses mainly insert the pivot of engine to the inside of connecting block through the through hole, and first radiating fin, second radiating fin and third radiating fin are located the casing end of engine, will be to the outside of engine to the heat transfer of engine inside through first radiating fin, second radiating fin and the third radiating fin on the base, can accelerate giving off of the inside heat of engine to a certain extent.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic bottom structure of the present invention;

fig. 4 is a schematic side view of the present invention.

In the figure: 1. a base; 2. a first protrusion; 3. a second protrusion; 4. a third protrusion; 5. a first heat radiation fin; 6. connecting blocks; 7. a limiting groove; 8. a second heat radiation fin; 9. a third heat radiation fin; 10. a bump; 11. a through hole; 12. a first groove; 13. a second groove; 14. a notch; 15. a through hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The same reference numbers in different drawings identify the same or similar elements; it should be further understood that terms such as "first," "second," "third," "upper," "lower," "front," "rear," "inner," "outer," "end," "portion," "section," "width," "thickness," "zone," and the like, may be used solely for convenience in reference to the figures and to aid in describing the invention, and are not intended to limit the invention.

Referring to fig. 1-4, the present invention provides a technical solution: a cooling fin for an engine of a mower comprises a cooling fin body, wherein the cooling fin body comprises a circular base 1, a first bulge 2 and a second bulge 3 are integrally formed on the upper surface of the base 1, a third cooling fin 9 is integrally formed on the upper surfaces of the first bulge 2 and the second bulge 3, a third bulge 4 is integrally formed on the upper surface of the second bulge 3, a first cooling fin 5 is integrally formed on the upper surface of the third bulge 4, a second cooling fin 8 is integrally formed on the upper surface of the base 1, the second cooling fin 8 is positioned between the first bulge 2 and the second bulge 3, a conical connecting block 6 is integrally formed in the middle of the base 1, a through hole 15 for inserting an engine rotating shaft is formed in the upper surface of the connecting block 6, and a limiting groove 7 is formed in the inner wall of the through hole 15;

the rotating shaft of the engine is inserted into the connecting block 6 through the through hole 15, the base 1 is fixedly connected with the rotating shaft of the engine through the limiting groove 7, the first radiating fins 5, the second radiating fins 8 and the third radiating fins 9 are positioned at the shell end of the engine, heat in the engine is transferred to the outside of the engine through the first radiating fins 5, the second radiating fins 8 and the third radiating fins 9 on the base 1, and the heat dissipation in the engine can be accelerated to a certain extent;

three third radiating fins 9 on the first bulge 2 are arranged at equal intervals, two third radiating fins 9 on the second bulge 3 are arranged, the two third radiating fins 9 are positioned on two sides of the first radiating fin 5, and the upper ends of the first radiating fins 5 and the upper ends of the third radiating fins 9 are arranged in parallel and level, so that the base 1 and a rotating shaft of an engine can be conveniently connected and installed;

the upper surfaces of the first bulge 2 and the second bulge 3 are also provided with a second groove 13, the upper surface of the second bulge 3 is also provided with a notch 14, the first bulge 2 and the second bulge 3 are symmetrically arranged, the first bulge 2 and the second bulge 3 are both arranged in a fan shape, the connecting block 6 is positioned at the joint of the first bulge 2 and the second bulge 3, one side of the notch 14 is superposed with the outer wall of the connecting block 6, and the notch 14 is used for avoiding the bulge part at the rotating shaft end of the engine;

the upper surface of the base 1 is provided with two through holes 11, at least twelve second radiating fins 8 are arranged, at least twelve second radiating fins 8, first radiating fins 5 and third radiating fins 9 form an annular radiating ring, the upper ends of the second radiating fins 8, the first radiating fins 5 and the connecting block 6 are arranged in parallel and level, and heat absorbed by the first radiating fins 5, the second radiating fins 8 and the third radiating fins 9 is thrown to the outer side of the engine, so that the radiating rate of the engine is accelerated;

two cylindrical lugs 10 are integrally formed on the lower surface of the base 1, the through hole 11 is positioned inside the lugs 10, and the base 1 is conveniently connected with a transmission mechanism of the mower through the matching of the lugs 10 and the through hole 11;

the lower surface of the base 1 is provided with a circular first groove 12, the through hole 15 is positioned in the middle of the first groove 12, and the first groove 12 is used for avoiding parts of a transmission mechanism of the mower;

when the heat dissipation fin is used, a rotating shaft of an engine is inserted into the connecting block 6 through the matching of the limiting groove 7 and the through hole 15, one end of each of the first heat dissipation fin 5, the second heat dissipation fin 8 and the third heat dissipation fin 9 is positioned at the shell end of the engine, the base 1 rotates along with the rotation of the rotating shaft of the engine through the limitation of the limiting groove 7, the transmission mechanism of the mower is fixedly connected with the base 1 through the through hole 11, so that the heat dissipation fin body is suitable for the rotating shaft of the engine, when the engine rotates, the heat in the engine is transferred to the first heat dissipation fin 5, the second heat dissipation fin 8 and the third heat dissipation fin 9, and the heat absorbed by the first heat dissipation fin 5, the second heat dissipation fin 8 and the third heat dissipation fin 9 is thrown to the outer side of the engine due to the rotation of the base 1 along with the rotation of the rotating shaft of the engine, so as to accelerate the heat dissipation speed of the engine to a certain extent, thereby improving the service life of the engine.

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

1. The utility model provides a fin for engine of lawn mower, includes the fin body, its characterized in that: the radiating fin body comprises a round base (1), a first bulge (2) and a second bulge (3) are integrally formed on the upper surface of the base (1), third radiating fins (9) are integrally formed on the upper surfaces of the first bulges (2) and the second bulges (3), a third bulge (4) is integrally formed on the upper surface of the second bulge (3), a first radiating fin (5) is integrally formed on the upper surface of the third bulge (4), the upper surface of the base (1) is integrally formed with a second radiating fin (8), and the second radiating fins (8) are positioned between the first bulges (2) and the second bulges (3), a conical connecting block (6) is integrally formed in the middle of the base (1), the upper surface of the connecting block (6) is provided with a through hole (15) for inserting an engine rotating shaft, and the inner wall of the through hole (15) is provided with a limiting groove (7).

2. A heat sink for an engine of a lawn mower according to claim 1, wherein: third radiating fin (9) equidistance on first arch (2) is provided with threely, third radiating fin (9) on second arch (3) are provided with two, and two third radiating fin (9) are located the both sides of first radiating fin (5), just the upper end of first radiating fin (5) is the parallel and level setting with the upper end of third radiating fin (9).

3. A heat sink for an engine of a lawnmower according to claim 2, wherein: the upper surface of first arch (2) and second arch (3) still is provided with second recess (13), breach (14) have still been seted up to the upper surface of second arch (3), first arch (2) are the symmetry setting with second arch (3), first arch (2) and second arch (3) all are fan-shaped setting, connecting block (6) are located first arch (2) and the protruding (3) handing-over department of second, one side of breach (14) and the outer wall coincidence of connecting block (6).

4. A heat sink for an engine of a lawnmower according to claim 3, wherein: two through-holes (11) have been seted up to the upper surface of base (1), second radiating fin (8) are provided with twelve at least, and twelve at least annular radiating ring is constituteed with first radiating fin (5) and third radiating fin (9) to second radiating fin (8), the upper end of second radiating fin (8) is the parallel and level setting with the upper end of first radiating fin (5) and connecting block (6).

5. The fin for an engine of a lawn mower according to claim 4, wherein: the lower surface of base (1) integrated into one piece has two columniform lugs (10), through-hole (11) are located the inside of lug (10).

6. The fin for an engine of a lawn mower according to claim 5, wherein: a first circular groove (12) is formed in the lower surface of the base (1), and the through hole (15) is located in the middle of the first groove (12).