RTO heat accumulating type oxidized waste gas treatment equipment

Abstract

The utility model relates to the technical field of waste gas treatment equipment, in particular to RTO (Regenerative Thermal Oxidation) heat storage type oxidized waste gas treatment equipment, which filters particulate matters in waste gas by arranging a filtering mechanism, prevents the particulate matters from entering a heat storage type thermal oxidation furnace, prevents the heat storage type thermal oxidation furnace from being damaged, and prevents the waste gas from entering the heat storage type thermal oxidation furnace by arranging an ash collecting mechanism. The dust collecting box can be conveniently and automatically ejected out, manual pulling by personnel is not needed when the dust collecting box is cleaned, the manpower input is reduced, and the use practicability is improved; comprising a pretreatment box, a filtering mechanism, a dust collecting mechanism and a self-cleaning mechanism, a filtering cavity is formed in the pretreatment box, the side end of the pretreatment box communicates with an air inlet, the filtering mechanism is fixedly installed in the pretreatment box, the dust collecting mechanism is fixedly installed at the bottom end in the pretreatment box, and the self-cleaning mechanism is fixedly installed in the pretreatment box; the filtering mechanism comprises a filter cartridge hanging plate, a filter cartridge, a fan support plate, a fan and an exhaust pipe; the filter cartridge hanging plate is fixedly mounted in the pretreatment box.

Description

Technical Field

[0001] The utility model relates to the technical field of waste gas treatment equipment, in particular to RTO thermal storage oxidation waste gas treatment equipment. Background Art

[0002] RTO regenerative thermal oxidation waste gas treatment equipment is a regenerative thermal oxidation furnace. The regenerative thermal oxidation furnace is a high-efficiency organic waste gas treatment equipment. Compared with traditional catalytic combustion and direct-fired thermal oxidation furnaces, it has the characteristics of high thermal efficiency, low operating cost, and the ability to treat large air volume and low-concentration waste gas. When the concentration is slightly higher, secondary waste heat recovery can also be carried out, which greatly reduces production and operation costs.

[0003] Most of the existing regenerative thermal oxidizers treat waste gas by chemically treating the waste gas, thereby treating the chemical hazards in the waste gas. However, when the waste gas enters the regenerative thermal oxidizer, some granular matter will be mixed in the waste gas, and most of these particles cannot be treated by chemicals. Therefore, they will accumulate inside the regenerative thermal oxidizer, causing the regenerative thermal oxidizer to be damaged and unable to work normally. Therefore, an RTO device with waste gas treatment function is proposed to solve the above problem. Utility Model Content

[0004] In order to solve the above technical problems, the utility model provides an RTO thermal oxidation waste gas treatment equipment which filters particulate matter in the exhaust gas by setting a filtering mechanism to prevent particulate matter from entering the thermal oxidation furnace and prevent the thermal oxidation furnace from being damaged. In addition, by setting an ash collecting mechanism, it is convenient to automatically eject the ash box. When cleaning the ash box, there is no need for manual pulling by personnel, which reduces manpower input and improves the practicality of use.

[0005] The utility model discloses an RTO regenerative thermal oxidation waste gas treatment device, comprising a pretreatment box, a filtering mechanism, an ash collecting mechanism and a self-cleaning mechanism, wherein a filtering chamber is arranged inside the pretreatment box, an air inlet is arranged in communication with a side end of the pretreatment box, the filtering mechanism is fixedly installed inside the pretreatment box, the ash collecting mechanism is fixedly installed at the bottom end inside the pretreatment box, and the self-cleaning mechanism is fixedly installed inside the pretreatment box;

[0006] The filtering mechanism comprises a filter cartridge hanging plate, a filter cartridge, a fan support plate, a fan and an exhaust pipe, wherein the filter cartridge hanging plate is fixedly installed inside the pretreatment box, a plurality of groups of filter cartridges are arranged, connected and fixedly installed at the bottom end of the filter cartridge hanging plate, the fan support plate is fixedly installed at the top end of the pretreatment box, the fan is connected and fixedly installed on the fan support plate, and an exhaust pipe is connected and fixedly installed at the output end of the fan;

[0007] The ash collecting mechanism includes a cylinder bracket, a cylinder, a cylinder slide rod, a slider bracket, a supporting slider, a pallet, a slide bar, an ash collecting box, a cover plate and a connecting block. Two groups of cylinder brackets are fixedly installed at the bottom end of the pretreatment box, the cylinder is fixedly installed on the two groups of cylinder brackets, a cylinder slide bar is slidably inserted at the output end of the cylinder, two groups of slide rods are fixedly installed at the bottom end of the pretreatment box, a supporting slider is fixedly installed on the slide bracket, two groups of slide bars are symmetrically fixedly installed at the bottom end of the pallet, and the two groups of slide bars are respectively slidably clamped on the two groups of supporting sliders, the ash collecting box is placed on the pallet, the cover plate is fixedly installed on the outer end of the pallet, the connecting block is fixedly installed on the side end of the pallet, and the connecting block is tightly connected to the end of the cylinder slide rod.

[0008] The utility model discloses an RTO thermal storage oxidation waste gas treatment device, the self-cleaning mechanism comprises a diverter, an air intake pipe, an air delivery pipe and a nozzle, the diverter is fixedly mounted on a filter cartridge hanging plate, the input end of the diverter is connected and fixedly mounted with an air intake pipe, the input end of the air intake pipe is arranged on the outside of a pretreatment box, the input end of the air intake pipe is connected with an external compressed air pump, three groups of air delivery pipes are connected and fixedly mounted on the diverter, each group of the air delivery pipes is connected and mounted with a plurality of groups of nozzles, the number of the nozzles is equal to the number of filter cartridges, and each group of the nozzles corresponds one to one to the filter cartridges.

[0009] The utility model provides an RTO thermal storage oxidation waste gas treatment device, which also includes an intake pipe fixing seat, an intake pipe and a baffle. The intake pipe fixing seat is connected and fixedly installed on the air inlet, and the intake pipe is connected and fixedly installed on the intake pipe fixing seat. A slot is arranged on the intake pipe fixing seat, and the baffle is slidably inserted in the slot of the intake pipe fixing seat.

[0010] The utility model discloses an RTO thermal storage oxidation waste gas treatment device, wherein a positioning block is arranged on the top of the supporting plate.

[0011] The utility model discloses an RTO thermal storage oxidation waste gas treatment device, wherein a sealing strip is bonded and arranged on the inner end surface of the cover plate.

[0012] The utility model provides an RTO thermal storage oxidation waste gas treatment device, which also comprises an observation window, which is fixedly mounted on the front end surface of the pretreatment box.

[0013] The utility model provides an RTO thermal storage oxidation waste gas treatment device, which also comprises a lifting ring. Four groups of lifting rings are threadedly inserted on the four corners of the top of the pretreatment box.

[0014] The utility model provides an RTO thermal storage oxidation waste gas treatment device, wherein the two groups of sliding bars are parallel to each other.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] The exhaust gas is input into the pretreatment box through the air inlet of the pretreatment box, and then the exhaust gas circulates inside the pretreatment box, and then the fan is started. The fan generates suction, so that the exhaust gas passes through the filter cartridge and flows to the fan. When the exhaust gas passes through the filter cartridge, it is filtered by the filter cartridge, and the particulate matter in the exhaust gas is filtered out. Then the filtered exhaust gas is discharged through the exhaust pipe. The particulate matter filtered by the filter cartridge will fall onto the ash collecting box, and the particles are collected by the ash collecting box. When the ash collecting box is full, the cylinder is started, and the output end of the cylinder drives the cylinder slide rod to slide outward, and then the end of the cylinder slide rod drives the support plate to slide outward as a whole through the connecting block. The support plate passes through the two The group slide bar and the supporting slider slide in coordination and move smoothly, and then the pallet drives the ash box to slide outward until the ash box is exposed, and then the ash box is lifted off the pallet for cleaning. After cleaning, the ash box is placed on the pallet again, and then the pallet is controlled by the cylinder to move inward until the cover plate fits with the pretreatment box. By setting up a filtering mechanism, particulate matter in the exhaust gas is filtered to prevent particulate matter from entering the regenerative thermal oxidizer and preventing the regenerative thermal oxidizer from being damaged. In addition, by setting up an ash collecting mechanism, the ash box can be automatically ejected. When cleaning the ash box, there is no need for manual pulling, which reduces manpower input and improves practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The utility model will be further described below in conjunction with the accompanying drawings.

[0018] Figure 1 It is a structural schematic diagram of the utility model;

[0019] Figure 2 It is a schematic diagram of the enlarged structure of the filtering mechanism;

[0020] Figure 3 It is an enlarged structural diagram of the ash collecting mechanism;

[0021] Figure 4 It is a schematic diagram of the matching structure of the slide bar and the supporting slider;

[0022] Markings in the attached figure: 1. pretreatment box; 2. filter cartridge hanging plate; 3. filter cartridge; 4. fan support plate; 5. fan; 6. exhaust pipe; 7. cylinder bracket; 8. cylinder; 9. cylinder slide rod; 10. slider bracket; 11. support slider; 12. support plate; 13. slide bar; 14. ash collecting box; 15. cover plate; 16. connecting block; 17. diverter; 18. air inlet pipe; 19. air supply pipe; 20. nozzle; 21. air inlet pipe fixing seat; 22. air inlet pipe; 23. baffle; 24. observation window; 25. lifting ring. DETAILED DESCRIPTION

[0023] The following is a further detailed description of the specific implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0024] like Figures 1 to 4 As shown, an RTO regenerative thermal oxidation waste gas treatment device of the utility model comprises a pretreatment box 1, a filtering mechanism, an ash collecting mechanism and a self-cleaning mechanism, a filtering chamber is arranged inside the pretreatment box 1, an air inlet is arranged in communication with the side end of the pretreatment box 1, the filtering mechanism is fixedly installed inside the pretreatment box 1, the ash collecting mechanism is fixedly installed at the bottom end inside the pretreatment box 1, and the self-cleaning mechanism is fixedly installed inside the pretreatment box 1;

[0025] The filtering mechanism includes a filter cartridge hanging plate 2, a filter cartridge 3, a fan support plate 4, a fan 5 and an exhaust pipe 6. The filter cartridge hanging plate 2 is fixedly installed inside the pretreatment box 1. A plurality of groups of filter cartridges 3 are arranged, connected and fixedly installed at the bottom end of the filter cartridge hanging plate 2. The fan support plate 4 is fixedly installed at the top end of the pretreatment box 1. The fan 5 is connected and fixedly installed on the fan support plate 4. The output end of the fan 5 is connected and fixedly installed with an exhaust pipe 6.

[0026] The ash collecting mechanism includes a cylinder bracket 7, a cylinder 8, a cylinder slide 9, a slider bracket 10, a support slider 11, a support plate 12, a slide bar 13, an ash collecting box 14, a cover plate 15 and a connecting block 16. Two groups of cylinder brackets 7 are fixedly installed at the bottom end of the pretreatment box 1. The cylinder 8 is fixedly installed on the two groups of cylinder brackets 7. The cylinder slide bar 9 is slidably inserted at the output end of the cylinder 8. Two groups of slider brackets 10 are fixedly installed at the bottom end of the pretreatment box 1. The support slider 11 is fixedly installed on the slider bracket 10. Two groups of slide bars 13 are symmetrically fixedly installed at the bottom end of the support plate 12. The strips 13 are respectively slidably mounted on the two groups of supporting slide blocks 11, the ash collecting box 14 is placed on the support plate 12, the cover plate 15 is fixedly mounted on the outer end of the support plate 12, the connecting block 16 is fixedly mounted on the side end of the support plate 12, and the connecting block 16 is tightly connected to the end of the cylinder slide rod 9; the exhaust gas is input into the pretreatment box 1 through the air inlet of the pretreatment box 1, and then the exhaust gas circulates inside the pretreatment box 1, and then the fan 5 is started, and the fan 5 generates suction, so that the exhaust gas passes through the filter cartridge 3 and flows to the fan 5. When the exhaust gas passes through the filter cartridge 3, it is filtered by the filter cartridge 3, and the particulate matter in the exhaust gas is removed The filtered exhaust gas is then discharged through the exhaust pipe 6, and the particulate matter filtered by the filter cartridge 3 falls onto the ash box 14, where the particles are collected. When the ash box 14 is full, the cylinder 8 is started, and the output end of the cylinder 8 drives the cylinder slide bar 9 to slide outward, and then the end of the cylinder slide bar 9 drives the support plate 12 to slide outward as a whole through the connecting block 16. The support plate 12 slides and moves smoothly with the support slider 11 through the two sets of slide bars 13 at the bottom, and then the support plate 12 drives the ash box 14 to slide outward until the ash box 14 is exposed, and then The ash box 14 is then lifted off the pallet 12 for cleaning. After the cleaning is completed, the ash box 14 is placed on the pallet 12 again. The pallet 12 is then controlled to move inward by the cylinder 8 until the cover 15 fits with the pretreatment box 1. The filtering mechanism is provided to filter the particulate matter in the exhaust gas to prevent the particulate matter from entering the regenerative thermal oxidizer and to prevent the regenerative thermal oxidizer from being damaged. In addition, the ash collecting mechanism is provided to facilitate the automatic ejection of the ash box 14. When cleaning the ash box 14, there is no need for manual pulling by personnel, which reduces manpower input and improves practicality.

[0027] As a preferred embodiment of the above, the self-cleaning mechanism includes a diverter 17, an air inlet pipe 18, an air delivery pipe 19 and a nozzle 20. The diverter 17 is fixedly installed on the filter cartridge hanging plate 2. The input end of the diverter 17 is connected to and fixedly installed with the air inlet pipe 18. The input end of the air inlet pipe 18 is arranged outside the pretreatment box 1. The input end of the air inlet pipe 18 is connected to an external compressed air pump. Three groups of air delivery pipes 19 are connected and fixedly installed on the diverter 17. Each group of air delivery pipes 19 is connected and installed with a plurality of nozzles 20. The number of nozzles 20 is the same as the number of filter cartridges 3. The amount is equal, and each group of nozzles 20 corresponds to the filter cartridge 3 one by one; the compressed air is passed into the diverter 17 through the air inlet pipe 18, and then diverted by the diverter 17, and the compressed air is respectively delivered to each group of air pipes 19, and then each group of air pipes 19 sprays the compressed air downward through each group of nozzles 20 to purge the filter cartridge 3, and blow the particulate matter attached to the surface of the filter cartridge 3 into the dust collecting box 14 below, so as to ensure the cleanliness of the surface of the filter cartridge 3, ensure the air permeability of the filter cartridge 3, and improve the stability of use.

[0028] As a preferred embodiment of the above embodiment, it also includes an intake pipe fixing seat 21, an intake pipe 22 and a baffle 23. The intake pipe fixing seat 21 is connected and fixedly installed on the air inlet. The intake pipe 22 is connected and fixedly installed on the intake pipe fixing seat 21. A slot is set on the intake pipe fixing seat 21, and the baffle 23 is slidably inserted in the slot of the intake pipe fixing seat 21; by cooperating with the baffle 23 and the intake pipe fixing seat 21, it is convenient to control the opening and closing of the air inlet and the air exhaust gas intake amount, thereby improving the practicality of use.

[0029] As a preferred embodiment of the above embodiment, a positioning block is provided at the top of the support plate 12; by providing the positioning block, the placed ash collecting box 14 is positioned to prevent the ash collecting box 14 from shifting when placed, thereby improving the stability of use.

[0030] As a preferred embodiment of the above, a sealing strip is bonded on the inner end surface of the cover plate 15 to increase the sealing performance between the cover plate 15 and the pretreatment box 1, prevent air leakage, and improve the stability of use.

[0031] As a preferred embodiment of the above embodiment, it also includes an observation window 24, which is fixedly installed on the front end surface of the pretreatment box 1; by setting the observation window 24, it is easy to observe the interior of the pretreatment box 1 and the dust collection situation of the dust collection box 14, thereby improving the convenience of use.

[0032] As a preferred embodiment of the above embodiment, it further includes lifting rings 25. Four sets of lifting rings 25 are threadedly inserted on the four corners of the top of the pretreatment box 1. By providing the lifting rings 25, it is convenient to use lifting equipment to lift and move the entire device, thereby improving the convenience of use.

[0033] As a preference of the above embodiment, the two groups of slide bars 13 are parallel to each other.

[0034] The utility model discloses an RTO thermal storage oxidation waste gas treatment device, when it is working, the waste gas is input into the pretreatment box 1 through the air inlet of the pretreatment box 1, and then the waste gas circulates in the pretreatment box 1, and then the fan 5 is started, the fan 5 generates suction, so that the waste gas passes through the filter cartridge 3 and flows to the fan 5, when the waste gas passes through the filter cartridge 3, it is filtered by the filter cartridge 3, and the particulate matter in the waste gas is filtered out, and then the filtered waste gas is discharged through the exhaust pipe 6, and the particulate matter partly filtered by the filter cartridge 3 will fall onto the ash collecting box 14, and the particles are collected by the ash collecting box 14. After the ash collecting box 14 is full, the cylinder 8 is started, and the output end of the cylinder 8 drives the cylinder slide rod 9 to slide outward, and then the end of the cylinder slide rod 9 drives the support plate 12 to slide outward as a whole through the connecting block 16, and the support plate 12 is driven by the two sets of slides at the bottom The strip 13 slides and moves smoothly with the supporting slider 11, and then the support plate 12 drives the ash box 14 to slide outward until the ash box 14 is exposed, and then the ash box 14 is lifted out of the support plate 12 for cleaning. After cleaning, the ash box 14 is placed on the support plate 12 again, and then the support plate 12 is controlled to move inward by the cylinder 8 until the cover plate 15 fits with the pretreatment box 1, and the compressed air is passed into the diverter 17 through the air inlet pipe 18, and then the compressed air is diverted through the diverter 17 and transported to each group of air pipes 19 respectively, and then each group of air pipes 19 sprays the compressed air downward through each group of nozzles 20 to purge the filter cartridge 3, and blow the particulate matter attached to the surface of the filter cartridge 3 into the ash box 14 below, so as to ensure the cleanliness of the surface of the filter cartridge 3 and the air permeability of the filter cartridge 3.

[0035] The utility model provides an RTO thermal storage oxidation waste gas treatment device, and its installation method, connection method or setting method are all common mechanical methods, and can be implemented as long as it can achieve its beneficial effects.

[0036] The above are only preferred implementations of the present invention. It should be pointed out that ordinary technicians in this technical field can make several improvements and modifications without departing from the technical principles of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. An RTO thermal storage oxidation waste gas treatment device, characterized in that: It comprises a pretreatment box (1), a filtering mechanism, an ash collecting mechanism and a self-cleaning mechanism, wherein a filtering chamber is arranged inside the pretreatment box (1), an air inlet is arranged at a side end of the pretreatment box (1), the filtering mechanism is fixedly mounted inside the pretreatment box (1), the ash collecting mechanism is fixedly mounted at the bottom end inside the pretreatment box (1), and the self-cleaning mechanism is fixedly mounted inside the pretreatment box (1); The filtering mechanism comprises a filter cartridge hanging plate (2), a filter cartridge (3), a fan support plate (4), a fan (5) and an exhaust pipe (6); the filter cartridge hanging plate (2) is fixedly mounted inside the pretreatment box (1); a plurality of groups of filter cartridges (3) are arranged, connected and fixedly mounted on the bottom end of the filter cartridge hanging plate (2); the fan support plate (4) is fixedly mounted on the top end of the pretreatment box (1); the fan (5) is connected and fixedly mounted on the fan support plate (4); and the exhaust pipe (6) is connected and fixedly mounted on the output end of the fan (5); The ash collecting mechanism comprises a cylinder support (7), a cylinder (8), a cylinder slide rod (9), a slide block support (10), a supporting slide block (11), a support plate (12), a slide bar (13), an ash collecting box (14), a cover plate (15) and a connecting block (16); two groups of cylinder supports (7) are fixedly installed at the bottom end of the interior of the pretreatment box (1); the cylinder (8) is fixedly installed on the two groups of cylinder supports (7); a cylinder slide rod (9) is slidably inserted at the output end of the cylinder (8); and two groups of cylinder supports (7) are fixedly installed at the bottom end of the interior of the pretreatment box (1). A slider bracket (10), a supporting slider (11) is fixedly mounted on the slider bracket (10), two groups of slide bars (13) are symmetrically fixedly mounted on the bottom end of the support plate (12), the two groups of slide bars (13) are respectively slidably mounted on the two groups of supporting sliders (11), the ash collecting box (14) is placed on the support plate (12), the cover plate (15) is fixedly mounted on the outer end of the support plate (12), the connecting block (16) is fixedly mounted on the side end of the support plate (12), and the connecting block (16) is tightly connected to the end of the cylinder slide rod (9).

2. The RTO thermal storage oxidation waste gas treatment equipment according to claim 1, characterized in that: The self-cleaning mechanism comprises a flow divider (17), an air intake pipe (18), an air delivery pipe (19) and a nozzle (20); the flow divider (17) is fixedly mounted on the filter cartridge hanging plate (2); the input end of the flow divider (17) is connected to and fixedly mounted with the air intake pipe (18); the input end of the air intake pipe (18) is arranged outside the pretreatment box (1); the input end of the air intake pipe (18) is connected to an external compressed air pump; three groups of air delivery pipes (19) are connected to and fixedly mounted on the flow divider (17); each group of the air delivery pipes (19) is connected to and mounted with a plurality of groups of nozzles (20); the number of the nozzles (20) is equal to the number of the filter cartridges (3), and each group of the nozzles (20) corresponds one to one to the filter cartridges (3).

3. The RTO regenerative thermal oxidation waste gas treatment equipment according to claim 1, characterized in that: It also comprises an air intake pipe fixing seat (21), an air intake pipe (22) and a baffle (23); the air intake pipe fixing seat (21) is connected and fixedly mounted on the air intake port; the air intake pipe (22) is connected and fixedly mounted on the air intake pipe fixing seat (21); a slot is provided on the air intake pipe fixing seat (21); and the baffle (23) is slidably inserted into the slot of the air intake pipe fixing seat (21).

4. The RTO thermal storage oxidation waste gas treatment equipment according to claim 1, characterized in that: A positioning block is provided at the top of the support plate (12).

5. The RTO regenerative thermal oxidation waste gas treatment equipment according to claim 1, characterized in that: A sealing strip is bonded to the inner end surface of the cover plate (15).

6. The RTO regenerative thermal oxidation waste gas treatment equipment according to claim 1, characterized in that: It also comprises an observation window (24), wherein the observation window (24) is fixedly mounted on the front end surface of the pretreatment box (1).

7. The RTO regenerative thermal oxidation waste gas treatment equipment according to claim 1, characterized in that: It also includes lifting rings (25), with four sets of lifting rings (25) being threadedly inserted on the four corners of the top end of the pretreatment box (1).

8. The RTO regenerative thermal oxidation waste gas treatment equipment according to claim 1, characterized in that: The two groups of sliding bars (13) are parallel to each other.

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