CN210013740U

CN210013740U - Automobile muffler device with warm air

Info

Publication number: CN210013740U
Application number: CN201822119484.8U
Authority: CN
Inventors: 陈应航
Original assignee: Bengbu College
Current assignee: Bengbu College
Priority date: 2018-12-18
Filing date: 2018-12-18
Publication date: 2020-02-04
Anticipated expiration: 2028-12-18

Abstract

The utility model discloses a car noise eliminator of warm braw in area, including the hush pipe, and the hush intraductal heating pipe that is equipped with, both ends are connected with the intake pipe and the outlet duct of outwards stretching out the hush pipe respectively about the heating pipe, the hush pipe is the curve type, and the cross-section of hush pipe is circular, the heating pipe is located the axis department of hush pipe, and the heating pipe is and cooperatees with hush pipe shape, the intake pipe and the outlet duct of heating pipe all with hush pipe fixed connection, and all be provided with supporting mechanism between intake pipe and outlet duct and the hush pipe, it has the amortization cotton to bond on the inner chamber wall of hush pipe. The utility model discloses increased the collision probability of tail gas and heating pipe, with the better contact of heating pipe, reduce speed, increase contact time, improve thermal utilization ratio, the steam that heats can be recycled, and the internal diameter of hush pipe is greater than the diameter of automobile exhaust exit end, guarantees to exhaust unobstructed, and the amortization is cotton to be set up on the inner wall of hush pipe, is being silenced at the in-process that tail gas flows like this always.

Description

Automobile muffler device with warm air

The technical field is as follows:

the utility model relates to a car noise elimination technical field mainly relates to a car noise eliminator of warm braw in area.

Background art:

the air heater and the silencer on the automobile are two independent devices, only a single heating or silencing function can be completed, the automobile heating is a water heating air heater generally, and when the temperature is low in cold seasons, the heat of water is greatly dissipated, so that the temperature required by heating is difficult to reach; the other is an oil heating air heater which has slightly better effect than the water heating air heater, but has high cost and inconvenient maintenance; the other is a heat pipe type air heater using automobile exhaust, which has good effect but high cost. Chinese patent No. 89200290.5 discloses a "heater using waste heat of exhaust gas from internal combustion engine", which is characterized by that it uses blower to send air into the heater to make heat exchange, then uses air bag to give out warm air, and the air inlet end of said heater is connected with tail gas of automobile, and the air outlet end is connected with silencer. Therefore, both have had together, for example "the utility model discloses a take car noise eliminator of fan heater is given as an announcement No. CN2194417Y, belongs to a silencer and utilizes the device that the fan heater of the exhaust heat energy of automobile exhaust combines together. It is characterized by that the air heater and silencer are integrated into one integral structure, in which the silencer is formed from external shell body, tail gas inlet and outlet pipe and expansion pipe, and the air heater is formed from external shell body, internal shell body, heat-insulating material, air blower and air inlet pipe and heating outlet pipe on the external shell body. The structure has better heating effect and noise elimination effect, compact structure and low cost, is particularly suitable for medium and small automobiles, but the expansion pipe is linear, although the radiating fins are arranged on the outer side of the expansion pipe, the linear speed is high, the heat is not in time to be transferred, thereby causing waste and reducing the utilization rate.

The utility model has the following contents:

the utility model discloses the purpose is exactly in order to compensate prior art's defect, provides a take car noise eliminator of warm braw, and the car noise eliminator tail gas transmission pipe of having solved the warm braw on the market is the linearity, and speed ratio is very fast, causes the heat to come too late to absorb, has reduced the problem of utilization ratio.

The utility model discloses a realize through following technical scheme:

an automobile silencer with warm air comprises a silencing pipe (1), wherein the left end of the silencing pipe (1) is an air outlet end (11), the right end of the silencing pipe (1) is an air inlet end (12), the air inlet end (12) is connected with the tail gas outlet end of an automobile, a heating pipe (2) is arranged in the silencing pipe (1), the left end and the right end of the heating pipe (2) are respectively connected with an air inlet pipe (21) and an air outlet pipe (22) which extend out of the silencing pipe (1), the air inlet pipe (21) is connected with an air blower (23), and the tail end of the air outlet pipe (22) extends into a carriage;

the method is characterized in that: hush pipe (1) is the curve type, and the cross-section of hush pipe (1) is circular, heating pipe (2) are located the axis department of hush pipe (1), and heating pipe (2) are and hush pipe (1) shape cooperatees, intake pipe (21) and outlet duct (22) of heating pipe (2) all with hush pipe (1) fixed connection, and all be provided with supporting mechanism between intake pipe (21) and outlet duct (22) and hush pipe (1), it has amortization cotton (13) to bond on the inner chamber wall of hush pipe (1).

The section of the silencing pipe (1) is U-shaped or S-shaped.

The silencing pipe (1) is in a structure that two half pipes are buckled together.

The joints of the air inlet pipe (21), the air outlet pipe (22) and the heating pipe (2) are in arc transition.

The air inlet pipe (21) and the air outlet pipe (22) are respectively connected with the silencing pipe (1) in a welding way.

The supporting mechanism comprises a supporting cylinder (24) which is respectively sleeved on the air inlet pipe (21) and the air outlet pipe (22), and the supporting cylinder (24) is fixedly connected with the silencing pipe (1).

The inner diameter of the silencing pipe (1) is larger than the diameter of the tail gas outlet end of the automobile.

The utility model has the advantages that:

the utility model has reasonable design, automobile exhaust can enter from the right end air inlet end of the silencing pipe and flows to the air outlet end of the left end along the silencing pipe, the silencing pipe is in a curve shape, the heating time of the heating pipe inside is increased, the absorption of heat is facilitated, meanwhile, the collision probability of the exhaust and the heating pipe is increased due to the turning of the curve shape, the exhaust is better contacted with the heating pipe, the speed is reduced, the contact time is increased, the utilization rate of heat is improved, the heated hot air flows to a carriage through the air outlet pipe and is utilized, the inner diameter of the silencing pipe is larger than the diameter of the outlet end of the automobile exhaust, the smooth exhaust is ensured, silencing cotton is arranged on the inner wall of the silencing pipe, thus the exhaust is silenced all the time in the flowing process, the inner wall of the silencing pipe is in a circular arc shape, the silencing effect is better, meanwhile, the heating pipe is arranged in the silencing pipe in a suspension way and is, the resistance is prevented from being increased through the connection of the supporting blocks, so that the resistance is reduced, the noise is lower, and the operation is smoother.

Description of the drawings:

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

fig. 2 is a front view of the present invention.

In the figure: 1 silencing pipe, 11 air outlet end, 12 air inlet end, 13 silencing cotton, 2 heating pipe, 21 air inlet pipe, 22 air outlet pipe, 23 air blower and 24 supporting cylinder.

The specific implementation mode is as follows:

in the description of the present invention, it should be noted that the terms "upper", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements can be directly connected or indirectly connected through an intermediate medium, and the two elements can be communicated with each other, and the arrangement can mean fixing and also mean fixing of the card in a detachable mode. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 2, an automotive muffler device with warm air comprises a muffler pipe 1, the left end of the muffler pipe 1 is an air outlet end 11, the right end of the muffler pipe 1 is an air inlet end 12, the air inlet end 12 is connected with the tail gas outlet end of an automobile, the inner diameter of the muffler pipe 1 is larger than the diameter of the tail gas outlet end of the automobile, the pressure inside the muffler pipe 1 is reduced, and the influence on exhaust is avoided, a heating pipe 2 is arranged in the muffler pipe 1, the muffler pipe 1 can be formed by buckling two half pipes together, so that the heating pipe 2 is convenient to install, the left end and the right end of the heating pipe 2 are respectively connected with an air inlet pipe 21 and an air outlet pipe 22 which extend out of the muffler pipe 1, the connection part of the air inlet pipe 21 and the heating pipe 2 is in arc transition, the connection part of the air outlet pipe 22 and the heating pipe 2 is in arc transition, the wind resistance and the wind noise are reduced, the front end or the rear end of the silencing pipe 1 is fixed at the bottom of the vehicle;

the silencing pipe 1 is S-shaped or U-shaped, the U-shaped structure is shown in the figure, the section of the silencing pipe 1 is circular, the heating pipe 2 is positioned at the axis of the silencing pipe 1, the heating pipe 2 is in a U shape corresponding to the shape of the silencing pipe 1, the air inlet pipe 21 and the air outlet pipe 22 of the heating pipe 2 are fixedly connected with the silencing pipe 1 to fixedly support the heating pipe 2, so that the heating pipe 2 does not need to be supported in the silencing pipe 1, thereby reducing the airflow resistance, and a supporting mechanism is arranged between the air inlet pipe 21 and the air outlet pipe 22 and the silencing pipe 1 to increase the stability of the heating pipe 2, the air inlet pipe 21 and the air outlet pipe 22 are all made of iron, the air inlet pipe 21 and the air outlet pipe 22 are respectively welded and connected with the silencing pipe 1, the supporting mechanism is firmer, the supporting mechanism comprises a supporting cylinder 24 respectively sleeved on the air inlet pipe 21 and the air outlet pipe 22, and the supporting cylinder 24 is fixedly connected with the silencing tube 1 to increase the stability of the support, and silencing cotton 13 is bonded on the inner cavity wall of the silencing tube 1.

The working principle is as follows: the automobile exhaust enters from the right end air inlet end 12 of the silencing pipe 1 and flows to the left end air outlet end 11 along the silencing pipe 1, the silencing pipe 1 is U-shaped, the heating time of the heating pipe 2 inside is prolonged, the heat absorption is facilitated, meanwhile, the collision probability of the exhaust and the heating pipe 2 is increased due to the turning of the U-shaped, the exhaust is better contacted with the heating pipe 2, the speed is reduced, the contact time is prolonged, the heat utilization rate is improved, the heated hot air flows to a carriage through the air outlet pipe 22 and is utilized, the inner diameter of the silencing pipe 1 is larger than the diameter of the automobile exhaust outlet end, smooth exhaust is ensured, the silencing cotton 13 is arranged on the inner wall of the silencing pipe 1, the exhaust is silenced all the time in the flowing process, the inner wall of the silencing pipe 1 is arc-shaped, the size is small, the silencing effect is better, and meanwhile, the heating pipe 2 is arranged in the silencing pipe 1 in a suspended mode, through end welding and the connection of the supporting cylinder 24, resistance increase through the connection of the supporting block is avoided, so that the resistance is reduced, the noise is lower, and the operation is smoother.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. An automobile silencer with warm air comprises a silencing pipe (1), wherein the left end of the silencing pipe (1) is an air outlet end (11), the right end of the silencing pipe (1) is an air inlet end (12), the air inlet end (12) is connected with the tail gas outlet end of an automobile, a heating pipe (2) is arranged in the silencing pipe (1), the left end and the right end of the heating pipe (2) are respectively connected with an air inlet pipe (21) and an air outlet pipe (22) which extend out of the silencing pipe (1), the air inlet pipe (21) is connected with an air blower (23), and the tail end of the air outlet pipe (22) extends into a carriage;

the method is characterized in that: the silencing pipe (1) is curved, the cross section of the silencing pipe (1) is circular, the heating pipe (2) is positioned at the axis of the silencing pipe (1), the heating pipe (2) is matched with the shape of the silencing pipe (1), an air inlet pipe (21) and an air outlet pipe (22) of the heating pipe (2) are fixedly connected with the silencing pipe (1), a supporting mechanism is arranged between the air inlet pipe (21) and the air outlet pipe (22) and the silencing pipe (1), and silencing cotton (13) is bonded on the inner cavity wall of the silencing pipe (1);

the silencing pipe (1) adopts a structure that two half pipes are buckled together;

2. The muffler device for a vehicle with warm air according to claim 1, wherein: the section of the silencing pipe (1) is U-shaped or S-shaped.

3. The muffler device for a vehicle with warm air according to claim 1, wherein: the joints of the air inlet pipe (21), the air outlet pipe (22) and the heating pipe (2) are in arc transition.

4. The muffler device for a vehicle with warm air according to claim 3, wherein: the air inlet pipe (21) and the air outlet pipe (22) are respectively connected with the silencing pipe (1) in a welding way.

5. The muffler device for a vehicle with warm air according to claim 1, wherein: the inner diameter of the silencing pipe (1) is larger than the diameter of the tail gas outlet end of the automobile.