CN219888157U - Dustproof and damping engine cylinder cover - Google Patents

Abstract

The utility model discloses an engine cylinder cover, which belongs to the technical field of engine cylinder covers, in particular to a dustproof and damping engine cylinder cover, comprising an engine cylinder cover body and further comprising: a dustproof subassembly for avoiding dust falls into engine department from the top of engine cylinder cap body, and dustproof subassembly passes through the installation component and can dismantle the connection on the engine cylinder cap body, dustproof subassembly includes: the utility model provides a dust-proof assembly, which has the function of preventing dust from falling into an engine from the upper part of the engine cylinder cover body, and meanwhile, has the function of preventing part of heat generated by the engine from being collected below the engine cylinder cover body, so that the heat dissipation effect of the engine can be further improved while effective dust prevention is carried out.

Description

Dustproof and damping engine cylinder cover

Technical Field

The utility model relates to the technical field of engine cylinder covers, in particular to a dustproof and damping engine cylinder cover.

Background

The cylinder cover of the engine is used for closing the cylinder and forming a combustion chamber, and the cylinder cover of the side valve type engine is cast with a water jacket, a water inlet hole, a water outlet hole, a spark plug hole, a bolt hole, a combustion chamber and the like. The overhead valve engine cylinder head has valve gear, intake and exhaust passages, etc. in addition to the cooling water jacket.

The prior China patent CN212202258U discloses an engine cylinder cover with dust prevention and shock absorption, although the patent solves the problems that the existing engine cylinder cover can generate certain vibration along with the starting of an engine, so that other parts in a vehicle, including the cylinder cover, can generate resonance to enable the cylinder cover to be worn, thereby reducing the service life of the cylinder cover, meanwhile, in the long-time use process, the parts in the vehicle are overhauled and cleaned irregularly, accumulated dust easily causes the operation of the engine cylinder cover, and the normal use is affected. However, this patent still has the following problems when running:

1. the second shock pad, the heat insulation pad and the protective cover are sequentially arranged on the upper surface of the cylinder cover body, so that the dustproof heat insulation effect can be achieved, but part of heat in the engine is difficult to radiate, because the hot air moves upwards, part of heat can be collected below the cylinder cover body, and the heat dissipation mechanism is difficult to give out the heat collected below the cylinder cover body although the current engine is provided with the heat dissipation mechanism;

2. install the connecting plate on the cylinder cap body through the screw, though play firm effect through the screw, nevertheless need the staff to borrow external tool (like spanner, screwdriver etc.) to screw up the screw, there is certain inconvenience.

Therefore, the utility model relates to a dustproof and damping engine cylinder cover.

Disclosure of Invention

The present utility model has been made in view of the above-mentioned and/or existing problems with dust-proof and shock-absorbing engine heads.

Accordingly, an object of the present utility model is to provide a dustproof and vibration-damping engine head, which can solve the above-mentioned problems.

In order to solve the technical problems, according to one aspect of the present utility model, the following technical solutions are provided:

dustproof absorbing engine cylinder cap, it includes engine cylinder cap body, still includes:

a dustproof subassembly for avoiding dust falls into engine department from the top of engine cylinder cap body, and dustproof subassembly passes through the installation component and can dismantle the connection on the engine cylinder cap body.

As a preferable scheme of the dustproof and damping engine cylinder cover, the utility model comprises the following steps: the dust-proof assembly includes:

the filter screen is detachably connected to the upper surface of the engine cylinder cover body through the mounting assembly;

the lower surface of the filter screen is fixedly provided with the heat insulation pad;

and the inner wall of the heat insulation pad is provided with a plurality of first heat dissipation holes.

As a preferable scheme of the dustproof and damping engine cylinder cover, the utility model comprises the following steps: the dust assembly further includes:

the lower surface of the heat insulation pad is fixedly provided with a first shock pad;

the inner wall of the first shock pad is provided with a plurality of second radiating holes which are aligned with the first radiating holes.

As a preferable scheme of the dustproof and damping engine cylinder cover, the utility model comprises the following steps: the mounting assembly includes:

the filter screen is fixedly arranged at the top end between the two groups of side plates;

the locating hole, the locating hole is seted up to the bottom inner wall of curb plate.

As a preferable scheme of the dustproof and damping engine cylinder cover, the utility model comprises the following steps: the mounting assembly further includes:

the two ends of the engine cylinder cover body are fixedly provided with the L-shaped plates;

the inner wall of the L-shaped plate is provided with a first sliding hole;

the U-shaped plate is fixedly arranged on the side wall of the L-shaped plate;

a second slide hole Kong Kaishe on the inner wall of the U-shaped plate;

the left side of the locating rod is slidingly connected to the inner wall of the second sliding hole, the middle end of the locating rod is slidingly connected to the inner wall of the first sliding hole, and the right side of the locating rod is slidingly connected to the inner wall of the locating hole.

As a preferable scheme of the dustproof and damping engine cylinder cover, the utility model comprises the following steps: the mounting assembly further includes:

the driving plate is fixedly arranged at one end of the positioning rod;

the spring is sleeved on the positioning rod, one end of the spring is fixedly arranged on the driving plate, and the other end of the spring is fixedly arranged on the U-shaped plate.

As a preferable scheme of the dustproof and damping engine cylinder cover, the utility model comprises the following steps: the axes of the positioning hole, the first sliding hole and the second sliding hole are on the same straight line, and the diameters of the positioning hole, the first sliding hole and the second sliding hole are the same as the diameter of the positioning rod.

As a preferable scheme of the dustproof and damping engine cylinder cover, the utility model comprises the following steps: further comprises:

the damping component is used for damping the engine cylinder cover body and is arranged on the lower surface of the engine cylinder cover body;

the shock absorbing assembly includes:

the lining plate is fixedly arranged on the lower surface of the engine cylinder cover body;

the second shock pad is fixedly arranged on the lower surface of the lining plate;

and a third shock pad fixedly installed on a lower surface of the second shock pad.

Compared with the prior art:

1. through setting up dustproof subassembly, have the effect that avoids the dust to fall into engine department from the top of engine cylinder cap body, simultaneously, still have the effect that avoids the produced partial heat of engine to collect in engine cylinder cap body below to can realize carrying out effectual dustproof, still can further improve the radiating effect of engine;

2. can dismantle the connection on engine cylinder cap body with dustproof subassembly through setting up the installation component, have the effect that the realization was convenient for carry out the dismouting to dustproof subassembly, through being convenient for carry out the dismouting to dustproof subassembly, have actions such as be convenient for the staff later stage to maintain or change dustproof subassembly.

Drawings

FIG. 1 is a schematic elevational view of the structure of the present utility model;

FIG. 2 is an enlarged schematic view of the structure A in FIG. 1 according to the present utility model;

FIG. 3 is a schematic front view of the dust-proof assembly of the present utility model;

fig. 4 is a schematic front view of the mounting assembly of the present utility model.

In the figure: engine head body 10, dustproof assembly 20, filter screen 21, heat insulating mat 22, first louvre 23, first shock pad 24, second louvre 25, mounting assembly 30, curb plate 31, locating hole 32, L-shaped plate 33, first slide hole 34, U-shaped plate 35, second slide hole 36, locating rod 37, drive plate 38, spring 39, shock absorbing assembly 40, welt 41, second shock pad 42, third shock pad 43.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, embodiments of the present utility model will be described in further detail below with reference to the accompanying drawings.

Example 1:

the utility model provides a dustproof and damping engine cylinder cover, referring to fig. 1-4, which comprises an engine cylinder cover body 10.

Further comprises: a dust prevention assembly 20 for preventing dust from falling into the engine from above the engine head body 10, and the dust prevention assembly 20 is detachably connected to the engine head body 10 through a mounting assembly 30.

The dust-proof assembly 20 includes: the heat insulation device comprises a filter screen 21, a heat insulation pad 22, a first heat radiation hole 23, a first shock pad 24 and a second heat radiation hole 25;

the filter screen 21 is detachably connected to the upper surface of the engine cylinder cover body 10 through the mounting assembly 30, the heat insulation pad 22 is fixedly mounted on the lower surface of the filter screen 21, a plurality of first heat dissipation holes 23 are formed in the inner wall of the heat insulation pad 22, the first shock pad 24 is fixedly mounted on the lower surface of the heat insulation pad 22, a plurality of second heat dissipation holes 25 are formed in the inner wall of the first shock pad 24, and the second heat dissipation holes 25 are aligned with the first heat dissipation holes 23.

Working principle: when part of the heat in the engine flows into the lower part of the engine cylinder head body 10, the heat can flow out through the second heat dissipation holes 25, the first heat dissipation holes 23 and the filter screen 21, so that the heat is prevented from being collected under the engine cylinder head body 10, and dust is prevented from falling into the engine from the upper part of the engine cylinder head body 10 through the filter screen 21.

The mounting assembly 30 includes: two sets of side plates 31, positioning holes 32, L-shaped plates 33, first sliding holes 34, U-shaped plates 35, second sliding holes 36, positioning rods 37, driving plates 38 and springs 39;

the filter screen 21 is fixedly installed at the top between two groups of side plates 31, the positioning hole 32 is formed in the inner wall of the bottom end of the side plate 31, the L-shaped plate 33 is fixedly installed at two ends of the engine cylinder cover body 10, the first sliding hole 34 is formed in the inner wall of the L-shaped plate 33, the U-shaped plate 35 is fixedly installed on the side wall of the L-shaped plate 33, the second sliding hole 36 is formed in the inner wall of the U-shaped plate 35, the left sliding of the positioning rod 37 is connected to the inner wall of the second sliding hole 36 in a sliding mode, the middle end of the positioning rod 37 is connected to the inner wall of the first sliding hole 34 in a sliding mode, the right sliding of the positioning rod 37 is connected to the inner wall of the positioning hole 32 in a sliding mode, the driving plate 38 is fixedly installed at one end of the positioning rod 37, the spring 39 is sleeved on the positioning rod 37, one end of the spring 39 is fixedly installed on the driving plate 38, the other end of the spring 39 is fixedly installed on the U-shaped plate 35, the axes of the positioning hole 32, the first sliding hole 34 and the second sliding hole 36 are on the same straight line, and the diameters of the positioning hole 32, the first sliding hole 34 and the second sliding hole 36 are the same as the diameter of the positioning rod 37.

Installation process of the dust-proof assembly 20: the positioning rod 37 is moved to the outside by the driving plate 38, at this time, the spring 39 is deformed until one end of the positioning rod 37 is located in the first sliding hole 34, when one end of the positioning rod 37 is located in the first sliding hole 34, the side plate 31 is inserted into the inner cavity of the L-shaped plate 33 until the positioning hole 32 is aligned with the first sliding hole 34, at this time, the external force is removed, so that one end of the positioning rod 37 is inserted into the positioning hole 32 under the action of the spring 39, and the dust-proof assembly 20 is mounted.

Example 2:

on the basis of embodiment 1, a damper assembly 40 for damping vibration of the engine head body 10 is provided, and the damper assembly 40 is mounted on the lower surface of the engine head body 10;

the damper assembly 40 includes: a backing plate 41, a second cushion 42, a third cushion 43;

the liner plate 41 is fixedly installed on the lower surface of the engine head body 10, the second shock pad 42 is fixedly installed on the lower surface of the liner plate 41, and the third shock pad 43 is fixedly installed on the lower surface of the second shock pad 42.

Although the utility model has been described hereinabove with reference to embodiments, various modifications thereof may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the features of the disclosed embodiments may be combined with each other in any manner as long as there is no structural conflict, and the exhaustive description of these combinations is not given in this specification merely for the sake of omitting the descriptions and saving resources. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims (8)

1. Dustproof and damped engine cylinder cover, including engine cylinder cover body (10), its characterized in that still includes:

a dustproof subassembly (20) for avoiding dust falls into engine department from the top of engine cylinder lid body (10), and dustproof subassembly (20) are connected on engine cylinder lid body (10) through installation component (30) detachably.

2. The dustproof and shock absorbing engine cylinder head of claim 1, characterized in that the dustproof assembly (20) comprises:

the filter screen (21) is detachably connected to the upper surface of the engine cylinder cover body (10) through the mounting assembly (30);

the heat insulation pad (22) is fixedly arranged on the lower surface of the filter screen (21), and the heat insulation pad (22) is fixedly arranged on the lower surface of the filter screen;

the inner wall of the heat insulation pad (22) is provided with a plurality of first heat dissipation holes (23).

3. The dustproof and shock absorbing engine cylinder head of claim 2, characterized in that the dustproof assembly (20) further comprises:

the first shock pad (24), the lower surface of the said heat insulating pad (22) is fixedly mounted with the first shock pad (24);

and the inner wall of the first shock pad (24) is provided with a plurality of second heat dissipation holes (25), and the second heat dissipation holes (25) are aligned with the first heat dissipation holes (23).

4. The engine head according to claim 2, characterized in that said mounting assembly (30) comprises:

two groups of side plates (31), and a filter screen (21) is fixedly arranged at the top end between the two groups of side plates (31);

and the inner wall of the bottom end of the side plate (31) is provided with a positioning hole (32).

5. The dust and shock absorbing engine head of claim 4, wherein the mounting assembly (30) further comprises:

the L-shaped plate (33) is fixedly arranged at two ends of the engine cylinder cover body (10);

the inner wall of the L-shaped plate (33) is provided with a first sliding hole (34);

the U-shaped plate (35), the U-shaped plate (35) is fixedly arranged on the side wall of the L-shaped plate (33);

the second sliding hole (36) is formed in the inner wall of the U-shaped plate (35);

the left side of the locating rod (37) is slidingly connected to the inner wall of the second sliding hole (36), the middle end of the locating rod (37) is slidingly connected to the inner wall of the first sliding hole (34), and the right side of the locating rod (37) is slidingly connected to the inner wall of the locating hole (32).

6. The dust and shock absorbing engine head of claim 5, wherein the mounting assembly (30) further comprises:

a drive plate (38), the drive plate (38) being fixedly mounted on one end of the positioning rod (37);

the spring (39), spring (39) cover is on locating lever (37), the one end fixed mounting of spring (39) is on drive plate (38), and the other end fixed mounting of spring (39) is on U-shaped board (35).

7. The dustproof and damping engine cylinder cover according to claim 5, characterized in that the axes of the positioning hole (32), the first slide hole (34) and the second slide hole (36) are on the same straight line, and the diameters of the positioning hole (32), the first slide hole (34) and the second slide hole (36) are the same as the diameter of the positioning rod (37).

8. The dustproof and damped engine head of claim 1, further comprising:

a damper assembly (40) for damping the vibration of the engine head body (10), and the damper assembly (40) is mounted on the lower surface of the engine head body (10);

the shock absorbing assembly (40) includes:

a liner plate (41), wherein the liner plate (41) is fixedly arranged on the lower surface of the engine cylinder cover body (10);

a second shock pad (42), the second shock pad (42) being fixedly mounted on the lower surface of the liner plate (41);

and a third shock pad (43), wherein the third shock pad (43) is fixedly installed on the lower surface of the second shock pad (42).