Exhaust elbow tail gas filtering device

Abstract

The utility model relates to the technical field of exhaust elbow tail gas filtering, in particular to an exhaust elbow tail gas filtering device. According to the exhaust elbow tail gas filtering device provided by the utility model, the filter screen can be conveniently mounted and dismounted and can be conveniently cleaned or replaced, and the exhaust elbow tail gas filtering device is simple to operate and convenient to use. An exhaust elbow tail gas filtering device comprises an exhaust funnel, an air inlet pipe and the like, and the left side of the middle of the exhaust funnel is connected with the air inlet pipe. According to the device disclosed by the utility model, a limiting frame is moved inwards, then a connecting block is directly moved outwards, so that a limiting block is moved inwards and is not clamped with a first connecting sleeve and a second connecting sleeve any more, then a screw rod is rotated and unscrewed, and then a placing cylinder is taken out from a heating sleeve, so that a filter screen can be conveniently mounted and dismounted; the filter screen is convenient to clean or replace, the operation is simple, and the use is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of exhaust elbow tail gas filtering, in particular to an exhaust elbow tail gas filtering device. Background Art

[0002] Exhaust elbow exhaust filtration refers to a technology or device used in the engine exhaust system, which aims to reduce the emission of pollutants in the exhaust gas through physical or chemical methods. This device is usually installed in a certain part of the engine exhaust system, such as the elbow of the exhaust pipe, and purifies the exhaust gas through special filtering or treatment mechanisms, thereby achieving the purpose of reducing the emission of pollutants.

[0003] The existing exhaust elbow exhaust filter device usually installs the filter device on the original exhaust pipe by screws, and filters through the filter mesh on the filter device. However, since the filter mesh does not need to be cleaned and replaced after being used for too long, a screwdriver needs to be used to assist in installation and disassembly through the screws, which is cumbersome and not convenient to use.

[0004] Therefore, it is necessary to design an exhaust elbow exhaust gas filtering device that can easily install and disassemble the filter, facilitate the cleaning or replacement of the filter, and is simple to operate and easy to use. Utility Model Content

[0005] In order to overcome the shortcomings of the existing exhaust elbow exhaust gas filtering device, the filter does not need to be cleaned and replaced when it has been used for a long time, and a screwdriver needs to be used to assist in installation and disassembly through screws, which is cumbersome to operate and not convenient to use. The utility model provides an exhaust elbow exhaust gas filtering device that can easily install and disassemble the filter, facilitates the cleaning or replacement of the filter, is simple to operate, and is easy to use.

[0006] The technical solution of the utility model is: an exhaust elbow tail gas filtering device, comprising an exhaust pipe, an intake pipe, a limit assembly and a filter exhaust assembly, the left side of the middle of the exhaust pipe is connected to the intake pipe, the intake pipe is provided with a limit assembly, and the limit assembly is provided with a filter exhaust assembly.

[0007] As a further preferred scheme, the limit assembly includes a connecting block, a limiting block, a first telescopic spring, a heating sleeve, a first connecting sleeve, a limiting frame, a second telescopic spring, a placement tube and a screw. The upper side of the air intake pipe is connected to a connecting block, and multiple limiting blocks are slidably connected to the connecting block. Two first telescopic springs are connected between the limiting blocks and the air intake pipe. A first connecting sleeve is clamped between the limiting blocks. The upper side of the first connecting sleeve is connected to the heating sleeve. The placement tube is sleeved on the heating sleeve. The lower part of the heating sleeve is slidably connected to the limiting frame. The limiting blocks are clamped with the limiting frame on the lower side. The upper part of the placement tube is also slidably connected to the limiting frame. A second telescopic spring is connected between the placement tube and its adjacent limiting frame. A second telescopic spring is also connected between the heating sleeve and its adjacent limiting frame. The upper part of the placement tube is threadedly connected with a screw, and the screw is in contact with the heating sleeve.

[0008] As a further preferred solution, the filter exhaust assembly includes a filter screen and an exhaust pipe. The filter screen is placed inside the cylinder, and the exhaust pipe is connected to the right side of the exhaust cylinder.

[0009] As a further preferred solution, a heating wire is also included, and the inner side of the heating sleeve is connected to the heating wire.

[0010] As a further preferred solution, heat dissipation fins are also included, and the outside of the heating sleeve is connected to the heat dissipation fins.

[0011] As a further preferred solution, a second connecting sleeve is also included, and the upper side of the placement cylinder is connected to the second connecting sleeve.

[0012] The utility model has the following advantages: the utility model moves the limiting frame inward and then directly moves the connecting block outward, so that the limiting block moves inward, so that the limiting block is no longer engaged with the first connecting sleeve and the second connecting sleeve, and then the screw is loosened by turning, and the placement cylinder is taken out of the heating sleeve, so that the filter screen can be easily installed and disassembled, and the filter screen is easy to clean or replace, with simple operation and convenient use. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model.

[0014] Figure 2 This is a schematic diagram of the first cross-sectional three-dimensional structure of the present utility model.

[0015] Figure 3 This is a schematic diagram of a second partial three-dimensional structure of the utility model.

[0016] Figure 4 This is a schematic diagram of the third three-dimensional structure of the present utility model.

[0017] Among them: 1-exhaust pipe, 2-inlet pipe, 3-connecting block, 4-limiting block, 5-first telescopic spring, 6-heating sleeve, 7-first connecting sleeve, 8-limiting frame, 9-second telescopic spring, 10-heating wire, 11-heating fin, 12-placing tube, 13-screw, 14-second connecting sleeve, 15-filter, 16-exhaust pipe. DETAILED DESCRIPTION

[0018] The present invention will be further described below with reference to specific embodiments. It should be noted that, unless otherwise specified or limited, terms such as "dispose," "install," "connect," and "connect" should be understood in a broad sense. For example, "connect" may refer to a fixed connection, a detachable connection, or an integral connection; it may refer to a mechanical connection or an electrical connection; it may refer to a direct connection or an indirect connection through an intermediate medium; or it may refer to internal communication between two components. A person skilled in the art will be able to understand the specific meanings of the above terms in the present invention based on the specific circumstances.

[0019] An exhaust elbow tail gas filtering device, such as Figure 1 and Figure 2 As shown, it includes an exhaust pipe 1, an air intake pipe 2, a limiting assembly and a filtering exhaust assembly. The air intake pipe 2 is connected to the left side of the middle of the exhaust pipe 1. The air intake pipe 2 is provided with a limiting assembly, and the limiting assembly is provided with a filtering exhaust assembly.

[0020] like Figure 1-Figure 2 As shown, the limit assembly includes a connecting block 3, a limiting block 4, a first telescopic spring 5, a heating sleeve 6, a first connecting sleeve 7, a limiting frame 8, a second telescopic spring 9, a placement tube 12 and a screw 13. The upper side of the air intake pipe 2 is connected to the connecting block 3, and three limiting blocks 4 are slidably connected to the connecting block 3. Two first telescopic springs 5 are connected between the limiting blocks 4 and the air intake pipe 2. The first connecting sleeve 7 is clamped between the limiting blocks 4, the upper side of the first connecting sleeve 7 is connected to the heating sleeve 6, and the placement tube 12 is sleeved on the heating sleeve 6. The lower part of the heating sleeve 6 is slidably connected to the limiting frame 8, the limiting blocks 4 are clamped with the limiting frame 8 on the lower side, and the upper part of the placement tube 12 is also slidably connected to the limiting frame 8. A second telescopic spring 9 is connected between the placement tube 12 and its adjacent limiting frame 8, and a second telescopic spring 9 is also connected between the heating sleeve 6 and its adjacent limiting frame 8. The upper part of the placement tube 12 is threadedly connected with a screw 13, and the screw 13 is in contact with the heating sleeve 6.

[0021] like Figure 1 and Figure 2 As shown, the filter exhaust assembly includes a filter 15 and an exhaust pipe 16. The filter 15 is placed inside the cylinder 12, and the exhaust pipe 16 is connected to the right side of the exhaust cylinder 1.

[0022] like Figure 1 、 Figure 2 and Figure 4 As shown, it also includes a heating wire 10, a heat dissipation fin 11 and a second connecting sleeve 14. The heating wire 10 is connected to the inner side of the heating sleeve 6, the heat dissipation fin 11 is connected to the outer side of the heating sleeve 6, and the second connecting sleeve 14 is connected to the upper side of the placement tube 12.

[0023] When using this device, first install the intake pipe 2, the connecting block 3 and the limiting block 4 on the tail pipe of the automobile, then move the limiting frame 8 inward, the second telescopic spring 9 is squeezed and contracted, and then the second connecting sleeve 14 and the first connecting sleeve 7 are respectively put on the connecting block 3, so that the limiting block 4 moves inward, and the first telescopic spring 5 is squeezed and contracted and then recovers, driving the limiting block 4 to move and reset and engage with the connecting block 3, then release the limiting frame 8, the second telescopic spring 9 recovers, so that the limiting frame 8 is engaged with the limiting block 4, and the device is fixed, and then the exhaust gas discharged from the tail pipe of the automobile enters the placement tube 12, is filtered through the filter 15, so that the smoke is adsorbed on the filter 15, when there is a lot of particulate matter on the filter 15, the particulate matter on the filter 15 can be burned and removed by the heat generated by the heating wire 10, and after the removal is completed During the exhaust process of the automobile, heat can be dissipated through the heat dissipation fins 11, so that the gas is discharged from the exhaust pipe 16 through the intake pipe 2 and the exhaust pipe 1. When the filter 15 needs to be cleaned and replaced, the limiting frame 8 can be moved inward, and the second telescopic spring 9 is squeezed and contracted, so that the limiting frame 8 is no longer engaged with the limiting block 4, and then the connecting block 3 is directly moved outward, so that the limiting block 4 moves inward, and the first telescopic spring 5 is squeezed and contracted and then restored, driving the limiting block 4 to move and reset, so that the limiting block 4 is no longer engaged with the first connecting sleeve 7 and the second connecting sleeve 14, and then the screw 13 is loosened by turning, and the placement cylinder 12 is taken out of the heating sleeve 6, and then the filter 15 is taken out, so that the filter 15 can be easily installed and disassembled, and the filter 15 is easy to clean or replace, and the operation is simple and convenient to use.

[0024] The above is a detailed introduction to the present application. Specific examples are used herein to illustrate the principles and implementation methods of the present application. The description of the above embodiments is only used to help understand the method and core idea of the present application. At the same time, for those skilled in the art, based on the idea of the present application, there may be changes in the specific implementation methods and application scope. In summary, the content of this specification should not be understood as a limitation on the present application.

Claims

1. An exhaust elbow tail gas filtering device, characterized in that: The exhaust pipe (1) comprises an exhaust tube (1), an air intake pipe (2), a position limiting assembly and a filter exhaust assembly. The exhaust tube (1) is connected to the air intake pipe (2) on the left side of the middle portion. The air intake pipe (2) is provided with a position limiting assembly, and the position limiting assembly is provided with a filter exhaust assembly. The limiting assembly includes a connecting block (3), a limiting block (4), a first telescopic spring (5), a heating sleeve (6), a first connecting sleeve (7), a limiting frame (8), a second telescopic spring (9), a placement tube (12) and a screw (13). The upper side of the air inlet pipe (2) is connected to the connecting block (3). A plurality of limiting blocks (4) are slidably connected to the connecting block (3). Two first telescopic springs (5) are connected between each limiting block (4) and the air inlet pipe (2). A first connecting sleeve (7) is clamped between the limiting blocks (4). The upper side of the first connecting sleeve (7) is connected to the heating sleeve (6). The heating sleeve (6) is sleeved with a placing sleeve (12), the lower part of the heating sleeve (6) is slidably connected to a limiting frame (8), the limiting blocks (4) are all clamped with the limiting frame (8) on the lower side, the upper part of the placing sleeve (12) is also slidably connected to the limiting frame (8), a second telescopic spring (9) is connected between the placing sleeve (12) and its adjacent limiting frame (8), a second telescopic spring (9) is also connected between the heating sleeve (6) and its adjacent limiting frame (8), the upper part of the placing sleeve (12) is threadedly connected to a screw (13), and the screw (13) is in contact with the heating sleeve (6); The filter exhaust assembly includes a filter screen (15) and an exhaust pipe (16). The filter screen (15) is placed inside the placement cylinder (12), and the exhaust pipe (16) is connected to the right side of the exhaust cylinder (1).

2. The exhaust elbow tail gas filtering device according to claim 1, characterized in that: The exhaust elbow tail gas filtering device further comprises a heating wire (10), and the inner side of the heating sleeve (6) is connected to the heating wire (10).

3. The exhaust elbow tail gas filtering device according to claim 1, characterized in that: The exhaust elbow tail gas filtering device further comprises a heat dissipation fin (11), and the heat dissipation fin (11) is connected to the outside of the heating sleeve (6).

4. The exhaust elbow tail gas filtering device according to claim 1, characterized in that: The exhaust elbow tail gas filtering device also includes a second connecting sleeve (14), and the second connecting sleeve (14) is connected to the upper side of the placement cylinder (12).

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