Reverse blowing air treatment device for RTO (Regenerative Thermal Oxidation) tail gas purification

Abstract

The utility model relates to the technical field of particle catcher regeneration, and discloses a reverse blowing air-sweeping processing device for RTO tail gas purification, which comprises a bottom plate, a mounting seat is arranged on one side of the bottom plate, a particle catcher main body is arranged at the top of the mounting seat, and a filter box is fixedly arranged at the front end of the top of the bottom plate. A mounting groove is formed in the middle of the front end face of the filter box. According to the utility model, the mounting frame and the filter plate in the filter box are clamped and limited through the inclined clamping block, the mounting frame is directly inserted into the mounting groove to realize mounting when the filter plate is mounted, the inclined clamping block automatically pops up when the limiting hole reaches a specified position, and the shifting block is controlled to shift towards one side when the filter plate is dismounted, so that the filter plate is dismounted. And therefore, the spring and the telescopic rod are compressed, the inclined clamping block retracts, limiting can be canceled, the filter plate can be disassembled, the filter plate can be quickly assembled and disassembled, and the filter plate is more convenient to clean or replace when needing to be cleaned.

Description

Technical Field

[0001] The utility model relates to the technical field of particle trap regeneration, in particular to a back-purge air treatment device for RTO tail gas purification. Background Art

[0002] In the RTO system, back-purge is a process used to clean and restore the activity of the automobile particulate filter. After the particulate filter adsorbs harmful gases, it needs to be back-purged regularly to remove the adsorbed substances and restore its adsorption capacity. The back-purge treatment device in the RTO exhaust purification system is an important part to ensure the normal operation of the system and the efficient purification of exhaust gas. By regularly maintaining and servicing the particulate filter, the long-term stable operation and efficient purification effect of the RTO system can be ensured.

[0003] The conventional back-purge air treatment device for RTO exhaust gas purification is prone to clogging of the filter plate when used for a long time, which requires frequent disassembly for replacement or cleaning of the filter plate. However, the internal filter plate of the existing back-purge air treatment device for RTO exhaust gas purification is usually fixed with bolts and nuts, which makes it inconvenient to install or disassemble quickly, resulting in a very time-consuming and labor-intensive replacement.

[0004] Therefore, those skilled in the art provide a back-purge air treatment device for RTO tail gas purification to solve the problems raised in the above background technology. Utility Model Content

[0005] The utility model aims to solve the shortcomings existing in the prior art, and proposes a back-purge air treatment device for RTO exhaust gas purification, in which the installation frame and the filter plate inside the filter box are both clamped and limited by oblique clamping blocks, and the installation can be achieved by directly inserting the installation frame into the installation groove when installing the filter plate, and the oblique clamping block automatically pops out when the limiting hole reaches the specified position, and when removing the filter plate, the control block is pushed to one side, so that the spring and the telescopic rod are compressed, and the oblique clamping block is retracted, and the limit can be cancelled to remove the filter plate. This structure can realize rapid installation and disassembly of the filter, and is more convenient when the filter plate needs to be cleaned or replaced.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A back-purge air treatment device for RTO exhaust gas purification comprises a base plate, a mounting seat is placed on one side of the base plate, a particle catcher body is placed on the top of the mounting seat, a filter box is fixedly arranged at the front end of the top of the base plate, a mounting groove is provided in the middle of the front end surface of the filter box, a mounting frame is provided inside the mounting groove, a filter plate is fixedly arranged in the middle of the mounting frame, a limiting hole is provided on one side wall of the front end of the mounting frame, a telescopic rod is fixedly arranged inside one side of the mounting groove, a spring is provided on the telescopic rod, an oblique clamping block is fixedly arranged on one side of the telescopic rod close to the mounting frame, a shifting block is fixedly arranged on the front end surface of the telescopic rod, and the oblique clamping block is engaged with the limiting hole.

[0008] Through the above technical solution, when installing the filter plate, the installation frame is directly inserted into the installation slot, the limit hole reaches the specified position, and the spring drives the oblique clamping block to automatically pop out to achieve fixation. When the filter plate needs to be removed, the block is pushed to one side, the spring and the telescopic rod are compressed, and the oblique clamping block retracts, thereby canceling the limit and pulling out the filter plate, which is convenient for quick installation and removal.

[0009] Furthermore, a powerful blower is fixedly arranged on one side of the rear end of the bottom plate, an exhaust pipe is fixedly arranged on the input end of the powerful blower, a gas heater is fixedly arranged on the rear end of the top of the bottom plate away from the powerful blower, an electric heating wire is fixedly arranged inside the gas heater, and the powerful blower is fixedly connected to the gas heater;

[0010] Through the above technical solution, the gas heater heats the gas injected by the blower, and the heated air can burn the adsorbent inside the particle collector, thereby improving the purification efficiency.

[0011] Furthermore, an air inlet pipe is fixedly provided on one side of the gas heater, and an air return pipe is fixedly provided on one side of the filter box. A connecting flange is fixedly provided on one side of the air return pipe and the air inlet pipe, and both connecting flanges are fixedly connected to the particle trap body.

[0012] Through the above technical solution, purification is performed by fixing the connecting flanges on the air inlet pipe and the air return pipe to both ends of the particle trap.

[0013] Furthermore, a hinge is fixedly provided on one side of the front end surface of the filter box, and a door is rotatably provided on one side of the hinge;

[0014] Through the above technical solution, the hinge-controlled door can rotate, and the internal adsorbent can be removed by opening the door.

[0015] Furthermore, a powerful air pump is fixedly arranged on one side of the filter box, an exhaust pipe is fixedly arranged on the side of the filter box away from the particle trap body, and an output end of the powerful air pump is fixedly connected to the exhaust pipe;

[0016] Through the above technical solution, a powerful vacuum pump can extract the adsorbent swept out from the inside of the particle collector, making purification smoother.

[0017] Furthermore, an electric control board is fixedly arranged on one side of the front end surface of the filter box;

[0018] Through the above technical solution, the operation of the device can be controlled by the electric control panel.

[0019] Furthermore, a power socket is provided on one side of the bottom of the front end surface of the filter box;

[0020] Through the above technical solution, the power supply is connected through the power socket for the device to operate.

[0021] The utility model has the following beneficial effects:

[0022] 1. The utility model proposes a back-purge air treatment device for RTO exhaust gas purification. The installation frame and the filter plate inside the filter box are both clamped and limited by oblique clamping blocks. When installing the filter plate, the installation frame can be directly inserted into the installation groove to achieve installation. When the limiting hole reaches the specified position, the oblique clamping block automatically pops out. When removing the filter plate, the control block is moved to one side, so that the spring and the telescopic rod are compressed, and the oblique clamping block is retracted, and the limit can be cancelled to remove the filter plate. This structure can realize rapid installation and removal of the filter, which is more convenient when the filter plate needs to be cleaned or replaced.

[0023] 2. The utility model proposes a back-purge air treatment device for RTO exhaust gas purification. One side of the device is filled with air by a powerful blower, and the other side is evacuated by a powerful vacuum pump. The gas is heated by an electric heating wire and filled with high-temperature air. The high-temperature air contacts the adsorbed material inside the particle trap, which can accelerate its shedding and purification, thereby improving the cleaning speed and efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a left side axonometric diagram of a back-purge air treatment device for RTO tail gas purification proposed by the utility model;

[0025] Figure 2 This is a top axonometric view of a back-purge air treatment device for RTO tail gas purification proposed by the utility model;

[0026] Figure 3 A top sectional view of a back-purge air treatment device for RTO tail gas purification proposed by the utility model;

[0027] Figure 4 This is a filter plate structure diagram of a back-purge air treatment device for RTO tail gas purification proposed by the utility model;

[0028] Figure 5 for Figure 3 Enlarged view of point A.

[0029] Legend:

[0030] 1. Base plate; 2. Mounting base; 3. Filter box; 4. Electric control board; 5. Power socket; 6. Mounting frame; 7. Door; 8. Hinge; 9. Return air pipe; 10. Telescopic rod; 11. Connecting flange; 12. Particle catcher body; 13. Inlet pipe; 14. Gas heater; 15. Powerful blower; 16. Exhaust pipe; 17. Exhaust pipe; 18. Dial block; 19. Filter plate; 20. Powerful exhaust pump; 21. Limiting hole; 22. Oblique block; 23. Mounting slot; 24. Spring; 25. Electric heating wire. DETAILED DESCRIPTION

[0031] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. In the description of this application, it should be noted that the terms used here are only for describing specific implementations, and are not intended to limit the exemplary implementations according to the present application. For ease of description, the sizes of the various parts shown in the drawings are not drawn according to the actual proportional relationship. The techniques, methods and equipment known to ordinary technicians in the relevant fields may not be discussed in detail, but where appropriate, the techniques, methods and equipment should be regarded as part of the authorization specification. In all examples shown and discussed here, any specific value should be interpreted as merely exemplary, not as a limitation. Therefore, other examples of the exemplary embodiments may have different values. It should be noted that similar reference numerals and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further discussed in subsequent drawings.

[0032] Reference Figure 1-5 , an embodiment provided by the utility model:

[0033] A back-purge air treatment device for RTO tail gas purification comprises a bottom plate 1, a mounting seat 2 is placed on one side of the bottom plate 1, a particle catcher body 12 is placed on the top of the mounting seat 2, a filter box 3 is fixedly arranged at the front end of the top of the bottom plate 1, a mounting groove 23 is opened in the middle of the front end surface of the filter box 3, a mounting frame 6 is arranged inside the mounting groove 23, a filter plate 19 is fixedly arranged in the middle of the mounting frame 6, a limiting hole 21 is opened on one side wall of the front end of the mounting frame 6, a telescopic rod 10 is fixedly arranged inside one side of the mounting groove 23, a spring 24 is arranged on the telescopic rod 10, and the telescopic rod 10 is supported by the spring 24. An oblique clamping block 22 is fixedly provided on one side of the near mounting frame 6, and a shifting block 18 is fixedly provided on the front end surface of the telescopic rod 10. The oblique clamping block 22 is engaged with the limiting hole 21. When installing the filter plate 19, the mounting frame 6 is directly inserted into the mounting groove 23. The limiting hole 21 reaches the specified position, and the spring 24 drives the oblique clamping block 22 to automatically pop out to achieve fixation. When the filter plate 19 needs to be removed, the shifting block 18 is shifted to one side, the spring 24 and the telescopic rod 10 are compressed, and the oblique clamping block 22 is retracted, thereby canceling the limit, and the filter plate 19 can be pulled out, which is convenient for quick installation and removal.

[0034] A powerful blower 15 is fixedly provided on one side of the rear end of the bottom plate 1, and an exhaust pipe 16 is fixedly provided on the input end of the powerful blower 15. A gas heater 14 is fixedly provided on the side of the top rear end of the bottom plate 1 away from the powerful blower 15. An electric heating wire 25 is fixedly provided inside the gas heater 14. The powerful blower 15 is fixedly connected to the gas heater 14. The gas heater 14 heats the gas injected by the blower. The heated air can burn the adsorbed material inside the particle trap, thereby improving the purification efficiency. An air intake pipe 13 is fixedly provided on one side of the gas heater 14, and a return air pipe 9 is fixedly provided on one side of the filter box 3. Connecting flanges 11 are fixedly provided on one side of the return air pipe 9 and the air intake pipe 13. The two connecting flanges 11 are fixedly connected to the particle trap body 12, and the air intake pipe 13 and the return air pipe 9 are connected to the particle trap body 12 through the air intake pipe 13. The connecting flange 11 on 9 is fixed to both ends of the particle catcher for purification, a hinge 8 is fixedly provided on one side of the front end face of the filter box 3, a door 7 is rotatably provided on one side of the hinge 8, the hinge 8 controls the door 7 to rotate, and opening the door 7 can remove the internal adsorbent, a powerful vacuum pump 20 is fixedly provided on one side of the inside of the filter box 3, an exhaust pipe 17 is fixedly provided on the side of the filter box 3 away from the particle catcher body 12, the output end of the powerful vacuum pump 20 is fixedly connected to the exhaust pipe 17, the powerful vacuum pump 20 extracts the adsorbent swept down from the inside of the particle catcher, and the purification can be smoother, an electric control board 4 is fixedly provided on one side of the front end face of the filter box 3, the operation of the device can be controlled by the electric control board 4, a power socket 5 is provided on one side of the bottom of the front end face of the filter box 3, and the power supply is connected through the power socket 5 for the operation of the device.

[0035] Working principle: When installing the filter plate 19, directly insert the installation frame 6 into the installation groove 23, the limiting hole 21 reaches the specified position, and the spring 24 drives the oblique block 22 to automatically pop out to achieve fixation. When the filter plate 19 needs to be removed, the block 18 is pushed to one side, the spring 24 and the telescopic rod 10 are compressed, and the oblique block 22 is retracted, thereby canceling the limit, and the filter plate 19 can be pulled out, which can facilitate quick installation and disassembly. The gas heater 14 heats the gas injected by the blower, and the heated air can burn the adsorbent inside the particle collector, thereby improving the purification efficiency.

[0036] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A back-purge air treatment device for RTO tail gas purification, comprising a base plate (1), characterized in that: A mounting seat (2) is placed on one side of the base plate (1), a particle catcher body (12) is placed on the top of the mounting seat (2), a filter box (3) is fixedly arranged at the front end of the top of the base plate (1), a mounting groove (23) is provided in the middle of the front end surface of the filter box (3), a mounting frame (6) is arranged inside the mounting groove (23), a filter plate (19) is fixedly arranged in the middle of the mounting frame (6), a limiting hole (21) is provided on a side wall at the front end of the mounting frame (6), a telescopic rod (10) is fixedly arranged inside one side of the mounting groove (23), a spring (24) is arranged on the telescopic rod (10), an oblique clamping block (22) is fixedly arranged on the side of the telescopic rod (10) close to the mounting frame (6), a shifting block (18) is fixedly arranged on the front end surface of the telescopic rod (10), and the oblique clamping block (22) is clamped with the limiting hole (21).

2. The back-purge air treatment device for RTO tail gas purification according to claim 1, characterized in that: A powerful blower (15) is fixedly arranged on one side of the rear end of the base plate (1), an exhaust pipe (16) is fixedly arranged on the input end of the powerful blower (15), a gas heater (14) is fixedly arranged on the side of the top rear end of the base plate (1) away from the powerful blower (15), an electric heating wire (25) is fixedly arranged inside the gas heater (14), and the powerful blower (15) is fixedly connected to the gas heater (14).

3. The back-purge air treatment device for RTO tail gas purification according to claim 2, characterized in that: An air intake pipe (13) is fixedly provided on one side of the gas heater (14), and an air return pipe (9) is fixedly provided on one side of the filter box (3). Connecting flanges (11) are fixedly provided on one side of the air return pipe (9) and the air intake pipe (13), and both connecting flanges (11) are fixedly connected to the particle trap body (12).

4. The back-purge air treatment device for RTO tail gas purification according to claim 1, characterized in that: A hinge (8) is fixedly provided on one side of the front end surface of the filter box (3), and a door (7) is rotatably provided on one side of the hinge (8).

5. The back-purge air treatment device for RTO tail gas purification according to claim 1, characterized in that: A powerful air pump (20) is fixedly arranged on one side of the interior of the filter box (3), an exhaust pipe (17) is fixedly arranged on the side of the filter box (3) away from the particle trap body (12), and an output end of the powerful air pump (20) is fixedly connected to the exhaust pipe (17).

6. The back-purge air treatment device for RTO tail gas purification according to claim 1, characterized in that: An electric control panel (4) is fixedly arranged on one side of the front end surface of the filter box (3).

7. The back-purge air treatment device for RTO tail gas purification according to claim 1, characterized in that: A power socket (5) is provided on one side of the bottom of the front end surface of the filter box (3).

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