DPF filtering equipment for automobile exhaust purification treatment

Abstract

The utility model relates to the technical field of automobile exhaust purification, in particular to a DPF (diesel particulate filter) filtering device for automobile exhaust purification treatment, which comprises a filtering barrel, a mounting component is arranged at the top of the filtering barrel, and a mounting shell is arranged at the bottom of the filtering barrel. The guide cylinder is fixed through accurate matching with the connecting plate and the connecting spring and tight butt joint with the connecting groove, the connecting spring can quickly eject the connecting plate out of the connecting groove only by pulling out the fixing rod, the guide cylinder and the filtering barrel can be easily separated, workers can conveniently clean or replace the interiors of the guide cylinder and the filtering barrel, and the working efficiency is improved. And through the cooperation of a first fixing ring, a second fixing ring and a first protective net, due to the fact that a plurality of filtering pipes are arranged in the filtering barrel, sucked tail gas can be effectively filtered through the filtering pipes, particle impurities in the tail gas can be effectively adsorbed, and therefore the adsorption efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of automobile exhaust purification, specifically to a DPF filter equipment for automobile exhaust purification treatment. BACKGROUND

[0002] Automobile exhaust purification is to reduce the emission of harmful substances in automobile exhaust to improve air quality and protect the environment. Automobile exhaust contains various harmful components, which have serious impact on human health and the environment. Through a series of technical means and equipment for exhaust purification, the emission of these harmful components can be effectively reduced, thereby achieving the purpose of improving air quality and protecting the environment.

[0003] Prior art, such as: CN216537511 U A kind of processing device for preventing pollution of drill jumbo exhaust emission, by first filter assembly and second filter assembly structure, it is convenient to purify and filter the exhaust emitted by drill jumbo, can prevent the tiny particles contained in exhaust from being discharged into the air, can avoid causing pollution to air, simultaneously, it is also convenient to seal the exhaust purifier and connect in the middle of equipment main body.

[0004] However, the device still has some shortcomings in use:

[0005] 1. In the use process, the filter body is not convenient to disassemble, which makes the cleaning or replacement work complex, thereby increasing the maintenance cost and time. The design of not easy to disassemble may cause incomplete cleaning during maintenance, affecting the filtering effect and the overall performance of the device.

[0006] 2. The filter performs exhaust filtration task through the first and second filter assemblies, and the replacement process is relatively cumbersome. In addition, the filter assembly has limitations in particle adsorption process, which affects the adsorption efficiency. UTILITY MODEL CONTENTS

[0007] The utility model aims at providing a DPF filter equipment for automobile exhaust purification treatment to solve the above background technology that the filter body is not convenient to disassemble in use, which makes the cleaning or replacement work complex, thereby increasing the maintenance cost and time. The design of not easy to disassemble may cause incomplete cleaning during maintenance, affecting the filtering effect and the overall performance of the device. The filter performs exhaust filtration task through the first and second filter assemblies, and the replacement process is relatively cumbersome. In addition, the filter assembly has limitations in particle adsorption process, which affects the adsorption efficiency.

[0008] To achieve the above purpose, the utility model provides the following technical scheme:

[0009] The utility model provides a DPF filtering equipment for automobile exhaust purification treatment, including filter jar, the top of filter jar is provided with installation component, the bottom of filter jar is provided with installation shell,

[0010] The installation component includes a guide cylinder on the top of the filter jar, a connecting plate is fixedly connected to the bottom of the guide cylinder, a connecting groove is formed on the top of the filter jar, a connecting spring is fixedly connected to the bottom of the connecting plate, a damping rod is arranged in the connecting spring, the connecting plate is located opposite to the connecting groove, the connecting plate extends into the connecting groove and abuts against the connecting groove, the connecting plate and the connecting groove are slidingly connected, a fixing rod is arranged on the side surface of the filter jar, the fixing rod penetrates through the filter jar and extends into the connecting plate, and the fixing rod is inserted into the filter jar.

[0011] As a preferred scheme of the utility model, the installation shell is threadedly connected with the filter jar, a filter pipe is arranged in the filter jar, a second filter screen is clamped in the installation shell, a second fixing ring is fixedly connected to the top of the second filter screen, and the bottom of the filter pipe is clamped with the second fixing ring.

[0012] As a preferred scheme of the utility model, a first protective screen is clamped in the guide cylinder, a first fixing ring is fixedly connected to the bottom of the first protective screen, and the top of the filter pipe is clamped with the first fixing ring.

[0013] As a preferred scheme of the utility model, an air pump is mounted on the outer surface of the guide cylinder, an air inlet pipe is fixedly connected to the top of the guide cylinder, and the air inlet pipe is communicated with the guide cylinder.

[0014] As a preferred scheme of the utility model, an air outlet pipe is fixedly connected to the bottom of the installation shell, and the air outlet pipe is communicated with the installation shell.

[0015] As a preferred scheme of the utility model, two fixing rods are arranged, and the two fixing rods are located opposite to each other.

[0016] As a preferred scheme of the utility model, the guide cylinder, the filter jar and the installation shell are communicated, and the outer surfaces of the guide cylinder, the filter jar and the installation shell are coated with an anticorrosive solution.

[0017] As a preferred scheme of the utility model, two air outlet pipes are arranged, and the two air outlet pipes are of the same size.

[0018] Compared with the prior art, the utility model has the beneficial effects that:

[0019] 1. The utility model discloses a filter barrel opening structure, which comprises a filter barrel, a guide cylinder, a connecting plate, a connecting spring, a connecting groove and a fixing rod.

[0020] 2. The utility model discloses a filter barrel opening structure, which comprises a filter barrel, a guide cylinder, a connecting plate, a connecting spring, a connecting groove and a fixing rod. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is the whole structure schematic diagram of the utility model;

[0022] Figure 2 It is the guide cylinder opening structure schematic diagram of the utility model;

[0023] Figure 3 It is the guide cylinder inside structure schematic diagram of the utility model;

[0024] Figure 4 It is the filter barrel inside structure schematic diagram of the utility model.

[0025] In the drawing: 1, filter barrel; 2, installation component; 201, guide cylinder; 202, connecting plate; 203, connecting spring; 204, connecting groove; 205, fixed rod; 206, first fixed ring; 207, first protective net; 3, air inlet pipe; 4, air pump; 5, installation shell; 6, air outlet pipe; 7, filter pipe; 8, second filter screen; 9, second fixed ring. DETAILED DESCRIPTION

[0026] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0027] Embodiment, please see Figures 1-4 The utility model provides a technical scheme:

[0028] The application discloses a DPF filtering device for automobile exhaust purification treatment.

[0029] When the filtering barrel 1 needs to be disassembled, the fixed rods 205 are directly pulled out, the connecting springs 203 can quickly push the connecting plates 202 out of the connecting grooves 204, and then the guide cylinders 201 and the filtering barrels 1 can be separated.

[0030] In the embodiment, as shown in Figure 1 、 Figure 2 、 Figure 3 and Figure 4 , the mounting shell 5 is threadedly connected with the filtering barrel 1, the filtering barrel 1 is provided with filtering pipes 7, the mounting shell 5 is provided with a second filter screen 8, the second filter screen 8 is fixedly connected with a second fixing ring 9, the bottom of the filtering pipe 7 is clamped with the second fixing ring 9, the guide cylinder 201 is provided with a first protective screen 207, the bottom of the first protective screen 207 is fixedly connected with a first fixing ring 206, the top of the filtering pipe 7 is clamped with the first fixing ring 206, the outer surface of the guide cylinder 201 is provided with the air pump 4, the top of the guide cylinder 201 is fixedly connected with the air inlet pipe 3, the air inlet pipe 3 is communicated with the guide cylinder 201, the bottom of the mounting shell 5 is fixedly connected with the air outlet pipe 6, the air outlet pipe 6 is communicated with the mounting shell 5, the guide cylinder 201, the filtering barrel 1 and the mounting shell 5 are communicated, the outer surfaces of the guide cylinder 201, the filtering barrel 1 and the mounting shell 5 are coated with an anticorrosive solution, and the air outlet pipe 6 is provided with two air outlet pipes 6.

[0031] The filtering pipes 7 are arranged in the filtering barrel 1, the inhaled exhaust gas can be filtered through the filtering pipes 7, the particulate impurities can be adsorbed, and the adsorption efficiency is improved.

[0032] The utility model discloses a work flow: use the DPF filter equipment for automobile exhaust purification treatment of this scheme design when working, first check whether the equipment is normal use, install the equipment in the suitable work area, through the air intake pipe 3, input the tail gas into the filter bucket 1, after purifying and filtering through the filter pipe 7, then discharge through the air outlet pipe 6, because the guide cylinder 201 is matched with the connecting spring 203 and the connecting groove 204 through the connecting plate 202, and is inserted into the connecting plate 202 through the fixing rod 205, thereby fixing the guide cylinder 201, when needing to disassemble the filter bucket 1, after pulling out the fixing rod 205 directly, the connecting spring 203 can quickly eject the connecting plate 202 from the connecting groove 204, and then the guide cylinder 201 and the filter bucket 1 can be separated, so that the staff can clean or replace the inside of the guide cylinder 201 and the filter bucket 1, improve the work efficiency, because a plurality of filter pipes 7 are arranged in the filter bucket 1, and then the inhaled tail gas can be filtered through the plurality of filter pipes 7, and the particulate impurities are adsorbed, and the adsorption efficiency is improved, because the two ends of the filter pipe 7 are clamped in the first fixed ring 206 and the second fixed ring 9 respectively, and then the filter pipe 7 can be fixed, and can also be disassembled and replaced, and then the convenience is improved.

[0033] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A DPF filtration device for purifying automobile exhaust, comprising a filter cartridge (1), characterized in that: The top of the filter barrel (1) is provided with a mounting assembly (2), and the bottom of the filter barrel (1) is provided with a mounting shell (5); The mounting assembly (2) comprises a guide cylinder (201) at the top of the filter barrel (1), the bottom of the guide cylinder (201) is fixedly connected with a connecting plate (202), the top of the filter barrel (1) is provided with a connecting groove (204), the bottom of the connecting plate (202) is fixedly connected with a connecting spring (203), the connecting spring (203) is provided with a damping rod, the connecting plate (202) is opposite to the connecting groove (204), the connecting plate (202) extends into the connecting groove (204) and abuts against the connecting groove (204), the connecting plate (202) and the connecting groove (204) are slidably connected, and the side surface of the filter barrel (1) is provided with a fixing rod (205), the fixing rod (205) penetrates through the filter barrel (1) and extends into the connecting plate (202), and the fixing rod (205) is inserted into the filter barrel (1).

2. The DPF filter device for treating exhaust gas of an automobile according to claim 1, wherein The mounting shell (5) is threadedly connected with the filter barrel (1), the filter barrel (1) is provided with a filter pipe (7), the mounting shell (5) is clamped with a second filter screen (8), the top of the second filter screen (8) is fixedly connected with a second fixing ring (9), and the bottom of the filter pipe (7) is clamped with the second fixing ring (9).

3. The DPF filter device for treating exhaust gas of an automobile according to claim 2, wherein The guide cylinder (201) is clamped with a first protective screen (207), the bottom of the first protective screen (207) is fixedly connected with a first fixing ring (206), and the top of the filter pipe (7) is clamped with the first fixing ring (206).

4. The DPF filter apparatus for the exhaust gas purification of an automobile according to claim 1, wherein The outer surface of the guide cylinder (201) is provided with an air pump (4), the top of the guide cylinder (201) is fixedly connected with an air inlet pipe (3), and the air inlet pipe (3) is communicated with the guide cylinder (201).

5. The DPF filter apparatus for the exhaust gas purification of an automobile according to claim 1, wherein The bottom of the mounting shell (5) is fixedly connected with an air outlet pipe (6), and the air outlet pipe (6) is communicated with the mounting shell (5).

6. The DPF filter apparatus for the exhaust gas purification of an automobile according to claim 1, wherein The fixing rod (205) is provided with two fixing rods (205), and the two fixing rods (205) are opposite to each other.

7. The DPF filter apparatus for the exhaust gas purification of an automobile according to claim 1, wherein The guide cylinder (201), the filter barrel (1) and the mounting shell (5) are communicated, and the outer surfaces of the guide cylinder (201), the filter barrel (1) and the mounting shell (5) are coated with an anticorrosive solution.

8. The DPF filter device for the exhaust gas purification treatment of an automobile according to claim 5, characterized by The air outlet pipe (6) is provided with two air outlet pipes (6), and the two air outlet pipes (6) are identical in size.

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