CN211567847U

CN211567847U - Power system sound insulation protective device for passenger car

Info

Publication number: CN211567847U
Application number: CN201922229361.4U
Authority: CN
Inventors: 黄彬彬; 周斌; 肖杰; 孙瑞晓; 时付伟; 王乐冰; 刘林松
Original assignee: King Long United Automotive Industry Suzhou Co Ltd
Current assignee: King Long United Automotive Industry Suzhou Co Ltd
Priority date: 2019-12-13
Filing date: 2019-12-13
Publication date: 2020-09-25
Anticipated expiration: 2029-12-13

Abstract

The utility model discloses a sound insulation protection device for a power system of a passenger car, which comprises an engine lower guard plate, a gearbox lower guard plate and two side guard plates; two side guard plates are arranged on two sides of the lower engine guard plate and the lower gearbox guard plate; the two side guard plates are connected with the frame; the engine lower guard plate and the gearbox lower guard plate are both polyhedral to wrap and protect the engine and the gearbox; the convex positions of the lower engine protection plate and the lower gearbox protection plate are double-layer plates, and sound-insulating and heat-insulating materials are filled in the middle of the double-layer plates; an engine oil leakage prevention seal is arranged on the engine lower protective plate at the position of the engine oil drainage bolt; and the gearbox lower guard plate is provided with a gearbox oil leakage prevention seal. The lower parts of the engine and the gearbox are protected by the scheme, so that stone impact and dirt are prevented; the area of the protective covers is increased on the left side and the right side, so that the protection range is enlarged, and the effects of corrosion resistance, sound insulation and heat preservation are better; and the aluminum plate is used in a large area, so that the light-weight design is met, and the weight of the automobile body is reduced.

Description

Power system sound insulation protective device for passenger car

Technical Field

The utility model relates to a passenger train driving system gives sound insulation and keeps warm protector mainly is applied to the rearmounted half formula of bearing highway passenger train of engine.

Background

The engine and the bottom of the gearbox of the common highway passenger car with the rear engine are directly exposed under the condition of no special requirement. The stone impact of an engine and a gearbox is inevitable in the running process of a passenger car, and the passenger car is corroded, dirty and loud in noise in the running process.

Disclosure of Invention

The utility model discloses the purpose is: the utility model provides a novel passenger train is with driving system sound insulation heat preservation protector can wrap engine and gearbox, and the rearmounted half of being applicable to driving system bears and is big medium bus, is used for anticorrosive and prevents that the stone from hitting, noise reduction, and alpine region plays the heat preservation effect.

The technical scheme of the utility model is that: a sound insulation protection device for a power system of a passenger car comprises an engine lower protection plate, a gearbox lower protection plate and two side protection plates; the engine lower guard plate is arranged below the engine; the lower protective plate of the gearbox is arranged below the gearbox; two side guard plates are arranged on two sides of the lower engine guard plate and the lower gearbox guard plate; the two side guard plates are connected with the frame; the engine lower guard plate and the gearbox lower guard plate are both polyhedral to wrap and protect the engine and the gearbox; the convex positions of the lower engine protection plate and the lower gearbox protection plate are double-layer plates, and sound-insulating and heat-insulating materials are filled in the middle of the double-layer plates; an engine oil leakage prevention seal is arranged on the engine lower protective plate at the position of the engine oil drainage bolt; and the gearbox lower guard plate is provided with a gearbox oil leakage prevention seal.

Preferably, the two side guard plates comprise side plate bracket assemblies and side guard plates; and a side guard plate is arranged on the bracket assembly.

Preferably, the side guard plates include side front guard plates and side rear guard plates.

Preferably, the side plate bracket assembly comprises square steel with holes and a connecting plate; the square steel with the holes is welded with the connecting plate.

Preferably, the engine rear guard plate at the rear part of the engine lower guard plate is bent upwards and connected with the frame tail.

Preferably, the front gearbox guard plate at the front part of the lower gearbox guard plate is bent upwards; an avoiding notch is formed in the front guard plate of the gearbox.

Preferably, the lower engine guard plate, the lower gearbox guard plate and the two side guard plates are all made of aluminum plates.

The utility model has the advantages that:

1. the lower parts of the engine and the gearbox are protected, and stone impact and dirt are prevented;

2. the area of the protective covers is increased on the left side and the right side, so that the protection range is enlarged, and the effects of corrosion resistance, sound insulation and heat preservation are better;

3. use aluminum plate by a large scale, when satisfying the structure needs, satisfy the lightweight design, alleviate automobile body weight.

Drawings

The invention will be further described with reference to the following drawings and examples:

FIG. 1 is a schematic structural view of a sound insulation protection device of a power system for a passenger car and a frame installation in a front view;

FIG. 2 is a schematic top view of the arrangement of the sound-proof protection device and the frame of the power system for a passenger car;

FIG. 3 is a schematic structural view of a lower engine protection plate of the sound insulation protection device for a power system of a passenger car;

FIG. 4 is a schematic diagram of a right-side view structure of an engine lower guard plate of the sound insulation protection device for the power system of the passenger car;

FIG. 5 is a schematic top view of an engine bottom guard plate of the sound insulation protection device for a power system of a passenger car;

FIG. 6 is a schematic structural view of a lower guard plate of a transmission case of the sound insulation protection device for a power system of a passenger car;

FIG. 7 is a schematic top view of a transmission lower guard plate of the sound insulation protection device for a power system of a passenger car;

FIG. 8 is a schematic diagram of a right-view structure of a lower guard plate of a transmission of the sound-insulation protection device of the power system for a passenger car;

FIG. 9 is a schematic perspective view of a lower guard plate of a transmission case of the sound insulation protection device for a power system of a passenger car;

FIG. 10 is a schematic structural view of two side guard plates of the sound insulation protection device for a power system of a passenger car according to the present disclosure;

FIG. 11 is a schematic perspective view of two side guard plates of the sound insulation protection device for a power system of a passenger car;

FIG. 12 is a schematic view of an assembly structure of a sound insulation protection device and a power system for a passenger car.

Detailed Description

Example (b):

as shown in fig. 1-12, a sound insulation protection device for a power system of a passenger car comprises an engine lower guard plate 1, a transmission lower guard plate 2 and two side guard plates 3; the lower engine protection plate 1 is arranged below the engine; the lower protective plate 2 of the gearbox is arranged below the gearbox; two side guard plates 3 are arranged on two sides of the lower engine guard plate 1 and the lower gearbox guard plate 2; the two side guard plates 3 are connected with the frame; the engine lower guard plate 1 and the gearbox lower guard plate 2 are both polyhedral to wrap and protect the engine and the gearbox; the engine lower guard plate 1, the gearbox lower guard plate 2 and the two side guard plates 3 are all made of aluminum plates; the convex positions of the lower engine protection plate 1 and the lower gearbox protection plate 2 are made of double-layer aluminum plates, an inner cavity formed in the middle is filled with sound-proof and heat-insulating cotton 4, and the upper aluminum plate and the lower aluminum plate are riveted, so that the strength is improved; an engine oil leakage preventing seal 11 is arranged on the engine lower protective plate 1 at the position of the engine oil drainage bolt; and the gearbox lower protective plate 2 is provided with a gearbox oil leakage preventing seal 21. The two side guard plates 3 comprise side plate bracket assemblies 31 and side guard plates 32; a side guard plate 32 is arranged on the bracket assembly; the side guard plate 32 comprises a side front guard plate 321 and a side rear guard plate 322, is made of a 2mm aluminum plate, is provided with a hole, and is connected with the bracket assembly 31 through a bolt; the side plate support assembly 31 comprises square steel with holes and a connecting plate; the square steel with the holes is welded with the connecting plate; the engine rear guard plate 12 at the rear part of the engine lower guard plate 1 is bent upwards and connected with the tail of the frame, so that the rear part is not exposed, and the dust entering from the rear part or the snow entering in a severe cold area is prevented; the front gearbox guard plate 22 at the front part of the lower gearbox guard plate 2 is bent upwards to enlarge the protection range; an avoiding gap 23 is formed in the front guard plate 22 of the gearbox to avoid the transmission shaft.

The engine lower guard plate 1 and the gearbox lower guard plate 2 are connected with the two side guard plates 3 through bolts to form a U-shaped structure, the engine and the gearbox are wrapped, the two side guard plates 3 are connected with the lower wing surface of the frame girder through bolts, and therefore the lower portions of the engine and the gearbox are protected, and stone impact is prevented. Simultaneously, gearbox anterior segment, engine back end, the left and right sides has all increased the safety cover area, has increased the protection scope, and anticorrosive, sound insulation heat preservation effect is better, plays the heat preservation effect in severe cold district. Use aluminum plate in large tracts of land, when satisfying the structure needs, satisfy the lightweight design. All parts are connected through bolts, and the installation is convenient. And the other vehicle types can be checked and adjusted in size according to the arrangement of the power system and the frame structure.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical concepts of the present invention be covered by the claims of the present invention.

Claims

1. The utility model provides a driving system sound insulation protector for passenger train which characterized in that: the transmission gear comprises an engine lower guard plate, a transmission gear lower guard plate and two side guard plates; the engine lower guard plate is arranged below the engine; the lower protective plate of the gearbox is arranged below the gearbox; two side guard plates are arranged on two sides of the lower engine guard plate and the lower gearbox guard plate; the two side guard plates are connected with the frame; the engine lower guard plate and the gearbox lower guard plate are both polyhedral to wrap and protect the engine and the gearbox; the convex positions of the lower engine protection plate and the lower gearbox protection plate are double-layer plates, and sound-insulating and heat-insulating materials are filled in the middle of the double-layer plates; an engine oil leakage prevention seal is arranged on the engine lower protective plate at the position of the engine oil drainage bolt; and the gearbox lower guard plate is provided with a gearbox oil leakage prevention seal.

2. The sound insulation protection device for the power system of the passenger car according to claim 1, characterized in that: the two side guard plates comprise side plate bracket assemblies and side guard plates; and a side guard plate is arranged on the bracket assembly.

3. The sound insulation protection device for the power system of the passenger car according to claim 2, characterized in that: the side guard plate comprises a side front guard plate and a side rear guard plate.

4. The sound insulation protection device for the power system of the passenger car according to claim 2, characterized in that: the side plate support assembly comprises square steel with holes and a connecting plate; the square steel with the holes is welded with the connecting plate.

5. The sound insulation protection device for the power system of the passenger car according to claim 1, characterized in that: the engine rear guard plate at the rear part of the engine lower guard plate is bent upwards and connected with the frame tail.

6. The sound insulation protection device for the power system of the passenger car according to claim 1, characterized in that: the front gearbox guard plate at the front part of the lower gearbox guard plate is bent upwards; an avoiding notch is formed in the front guard plate of the gearbox.

7. The sound insulation protection device for the power system of the passenger car according to claim 1, characterized in that: the lower engine protection plate, the lower gearbox protection plate and the two side protection plates are all made of aluminum plates.