CN217300721U

CN217300721U - Electric control exhaust throttle valve member

Info

Publication number: CN217300721U
Application number: CN202221102445.7U
Authority: CN
Inventors: 闫峰; 张楠; 常继光; 吴明泽
Original assignee: FAW Jiefang Automotive Co Ltd
Current assignee: FAW Jiefang Automotive Co Ltd
Priority date: 2022-05-09
Filing date: 2022-05-09
Publication date: 2022-08-26
Anticipated expiration: 2032-05-09

Abstract

The utility model belongs to the technical field of the diesel engine exhaust-gas treatment, a automatically controlled exhaust throttle valve member is disclosed, including valve module, motor and support, the valve module includes the valve body, air inlet section and exhaust section, the air inlet section be used for with the gas outlet intercommunication of booster, the exhaust section be used for with the air inlet intercommunication of aftertreatment ware, the support sets up on the valve body, the motor sets up on the support, be provided with the first mounting point that is used for being connected with the motor on the support, second mounting point and third mounting point, first mounting point is located the top of motor, the middle part both sides of motor are located to second mounting point and third mounting point branch. The motor is connected with the valve body through the support, and the support is positioned between the motor and the valve body, so that the heat radiation of the valve body to the motor can be effectively blocked, and the motor is prevented from being damaged due to overheating; the motor is arranged on the bracket by adopting three mounting points which are distributed, so that the vibration of the motor can be effectively reduced; the motor has smaller vibration and lower operation temperature, and the reliability and the durability of the product are improved.

Description

Electric control exhaust throttle valve member

Technical Field

The utility model relates to a diesel engine exhaust-gas treatment technical field especially relates to an automatically controlled exhaust throttle valve member.

Background

In order to reduce the emission, the aftertreatment technology is adopted in most Diesel engines, and mainly includes a Catalyst Oxidation Catalyst (DOC), a Particulate Filter (DPF), and a Selective Catalytic Reduction (SCR). For DPF, when the carbon loading reaches a certain amount, active regeneration is required to clean the DPF; for SCR, a certain temperature is required to achieve the desired conversion efficiency. The electronic control exhaust throttle valve is used as a key component, plays a role in improving and maintaining exhaust temperature in aftertreatment regeneration and emission control, and simultaneously has an influence on the arrangement space of a motor, the vibration of the motor, heat insulation, installation and support and the like.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatically controlled exhaust throttle valve member has considered the influence of this automatically controlled exhaust throttle valve member to the aspects such as the space of arranging of motor, motor vibration, thermal-insulated and erection bracing.

In order to realize the purpose, the following technical scheme is provided:

the utility model provides an automatically controlled exhaust throttle valve member, includes valve module, motor and support, the valve module includes the valve body, admits air section and exhaust section, the section of admitting air is used for the gas outlet intercommunication with the booster, the exhaust section is used for the air inlet intercommunication with the aftertreatment ware, the support set up in on the valve body, the motor set up in on the support, be provided with on the support be used for with first mounting point, second mounting point and the third mounting point that the motor is connected, first mounting point is located the top of motor, the second mounting point with the third mounting point is located the middle part both sides of motor.

As an alternative of the electric control exhaust throttle valve component of the utility model, the outside of the valve body is coated with a heat insulation layer.

As an alternative to the electrically controlled exhaust throttle valve member of the present invention, the inlet of the air intake section is provided with a first flange for connection with the supercharger.

As an alternative of the electric control exhaust throttle valve member of the present invention, the first flange is connected to the supercharger through a bolt.

As an alternative to the electrically controlled exhaust throttle valve member of the present invention, the outlet of the exhaust section is provided with a second flange for connection with the aftertreatment device.

As an alternative to the electrically controlled exhaust throttle valve member of the present invention, the second flange is connected to the post-processor by a bolt.

As an alternative of the electric control exhaust throttle valve member of the utility model, a fourth mounting point is further provided on the support, and the fourth mounting point is used for providing support for the engine exhaust system.

As an alternative of the electric control exhaust throttle valve member of the present invention, the fourth mounting point is located the exhaust section is close to one end of the second flange.

As the utility model discloses an alternative of automatically controlled exhaust throttle valve member, still be provided with outside mounting point on the valve body, outside mounting point is used for providing the support to the part on the automobile body.

As an alternative to the electrically controlled exhaust throttle valve member of the present invention, the bracket is located between the air intake section and the exhaust section.

The utility model has the advantages that:

the utility model provides an automatically controlled exhaust throttle valve member, the motor passes through the support to be connected with the valve body, and the support is located between motor and the valve body, can effectively obstruct the heat radiation of valve body to the motor, prevents that the motor from overheating and damaging; the motor is arranged on the bracket by adopting three mounting points which are distributed, so that the vibration of the motor can be effectively reduced; the motor has smaller vibration and lower operation temperature, and the reliability and the durability of the product are improved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.

Fig. 1 is a first schematic view of an electrically controlled exhaust throttle valve component according to an embodiment of the present invention;

fig. 2 is a schematic view two of the electric control exhaust throttle valve member provided in the embodiment of the present invention.

Reference numerals:

1. a motor; 2. a valve assembly; 3. a support;

21. a valve body; 22. an air intake section; 23. an exhaust section;

2a, a first flange; 2b, a second flange; 2c, a heat insulation layer; 2d, a fourth mounting point; 2e, external mounting points;

3a, a first mounting point; 3b, a second mounting point; 3c, a third mounting point.

Detailed Description

In order to make the technical problems, technical solutions adopted and technical effects achieved by the present invention clearer, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by the skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. 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 and 2, the present embodiment provides an electrically controlled exhaust throttle valve member, which comprises a valve assembly 2, a motor 1 and a bracket 3. The valve assembly 2 comprises a valve body 21, an air inlet section 22 and an air outlet section 23. The air intake section 22 is adapted to communicate with the air outlet of the supercharger. The exhaust section 23 is adapted to communicate with an inlet of the aftertreatment device. The support 3 is arranged on the valve body 21, and the motor 1 is arranged on the support 3. The bracket 3 is provided with a first mounting point 3a, a second mounting point 3b and a third mounting point 3c which are used for being connected with the motor 1, the first mounting point 3a is located above the motor 1, and the second mounting point 3b and the third mounting point 3c are respectively arranged on two sides of the middle of the motor 1.

The motor 1 is connected with the valve body 21 through the support 3, and the support 3 is positioned between the motor 1 and the valve body 21, so that the heat radiation of the valve body 21 to the motor 1 can be effectively blocked, and the motor 1 is prevented from being damaged due to overheating; the motor 1 is arranged on the bracket 3 by adopting three mounting points, and the three mounting points are distributed, so that the vibration of the motor 1 can be effectively reduced; meanwhile, smaller vibration and lower operation temperature of the motor 1 are realized, and the reliability and the durability of the product are improved.

In this embodiment, the bracket 3 is located between the air intake section 22 and the exhaust section 23, and is away from heat sources such as a supercharger and an exhaust manifold, so as to reduce the vibration of the motor 1.

Optionally, the outside cladding of valve body 21 has insulating layer 2c, effectively reduces the heat radiation of valve body 21, and when protecting motor 1 and the part around the valve body 21, more reduce exhaust heat loss, be favorable to keeping exhaust temperature.

Optionally, the inlet of the intake section 22 is provided with a first flange 2a for connection with a supercharger. Through first flange 2a direct with the booster be connected, save the setting of middle transition pipe, increase the product function, reduce product cost promotes the assembly convenience. Optionally, the first flange 2a is connected with the supercharger through bolts, so that the connection is firm and the assembly is convenient.

Optionally, the outlet of the exhaust section 23 is provided with a second flange 2b for connection with an aftertreatment device. Through the direct and aftertreatment ware connection of second flange 2b, save the setting of middle transition pipe, increase the product function, reduce product cost promotes the assembly convenience. Optionally, the second flange 2b is connected with the post-processor through bolts, so that the connection is firm and the assembly is convenient.

Through setting up first flange 2a and second flange 2b, integrated booster and aftertreatment ware interface, effectively reduced the part quantity between booster to the aftertreatment ware, reduce cost promotes assembly and maintenance convenience.

Optionally, a fourth mounting point 2d is further provided on the bracket 3, and the fourth mounting point 2d is used for providing support for an engine exhaust system to avoid large vibration. The fourth mounting point 2d is arranged at one end, close to the second flange 2b, of the exhaust section 23, so that the vibration influence of a post-processing pipeline is separated, the adverse influence of different vehicle matching designs on an engine exhaust system is avoided, and the reliability and the durability of a product are improved.

Optionally, the valve body 21 is further provided with an external mounting point 2e, and the external mounting point 2e is used for providing support for parts on the vehicle body. Through setting up outside mounting point 2e, reserve the support position for other parts of whole car, possess better joining in marriage car adaptability.

It should be noted that, in other embodiments, the motor 1 may be disposed at other positions of the valve body 21, as long as the connection and the interval between the motor 1 and the valve body 21 through the bracket 3 are ensured. The air inlet section 22 and the air outlet section 23 can be designed reasonably according to actual conditions. The external mounting point 2e can also be designed into different positions and structures according to the actual vehicle matching requirements.

It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

Claims

1. An electric control exhaust throttling valve component is characterized by comprising a valve component (2), a motor (1) and a bracket (3), the valve assembly (2) comprises a valve body (21), an air inlet section (22) and an air outlet section (23), the air inlet section (22) is used for being communicated with an air outlet of the supercharger, the air outlet section (23) is used for being communicated with an air inlet of the postprocessor, the support (3) is arranged on the valve body (21), the motor (1) is arranged on the support (3), the bracket (3) is provided with a first mounting point (3a), a second mounting point (3b) and a third mounting point (3c) which are used for being connected with the motor (1), first mounting point (3a) are located the top of motor (1), second mounting point (3b) with third mounting point (3c) branch is located the middle part both sides of motor (1).

2. An electrically controlled exhaust throttle valve member according to claim 1, characterized in that the outside of the valve body (21) is coated with a heat insulating layer (2 c).

3. An electrically controlled exhaust throttle valve member according to claim 1, characterized in that the inlet of the inlet section (22) is provided with a first flange (2a) for connection with the supercharger.

4. An electrically controlled exhaust throttle valve member according to claim 3 characterized in that said first flange (2a) is connected to said supercharger by means of bolts.

5. An electrically controlled exhaust throttle valve member according to claim 1, characterized in that the outlet of the exhaust section (23) is provided with a second flange (2b) for connection with the aftertreatment.

6. An electrically controlled exhaust throttle valve member according to claim 5, characterized in that said second flange (2b) is bolted to said aftertreatment device.

7. An electrically controlled exhaust throttle valve member according to claim 5, characterized in that a fourth mounting point (2d) is also provided on the bracket (3), said fourth mounting point (2d) being adapted to provide support to the engine exhaust system.

8. An electrically controlled exhaust gas throttle valve member according to claim 7, characterized in that said fourth mounting point (2d) is provided at an end of said exhaust section (23) near said second flange (2 b).

9. An electrically controlled exhaust throttle valve member according to any of claims 1-8, characterized in that the valve body (21) is further provided with external mounting points (2e), said external mounting points (2e) being adapted to provide support for parts on the vehicle body.

10. An electrically controlled exhaust throttle valve member according to any of claims 1-8, characterized in that said bracket (3) is located between said intake section (22) and said exhaust section (23).