Heat accumulating type oxidation furnace for treating silicon-containing gas

Abstract

The utility model discloses a heat accumulating type oxidizing furnace for treating silicon-containing gas, and particularly relates to the field of heat accumulating type oxidizing furnaces, the heat accumulating type oxidizing furnace comprises a heat accumulating type oxidizing furnace main body, the outer side of the heat accumulating type oxidizing furnace main body is rotatably connected with a movable door through a rotating shaft, and an auxiliary cleaning device is arranged on the outer side of the heat accumulating type oxidizing furnace main body; the device is provided with the auxiliary cleaning device, so that a user can open the movable door conveniently, the interior of the movable door can be checked regularly, and accumulated dust, scales and other pollutants in the movable door can be isolated to prevent the accumulated dust, scales and other pollutants from influencing the combustion efficiency and the heat transfer performance, the efficiency of the heat accumulating type oxidation furnace can be remarkably improved, the energy consumption is reduced, and the operation cost is reduced; the device is provided with the bearing mechanism, the bearing sleeve is movably connected to the outer side of the bottom of the connecting pipeline in a sleeving mode and bears the bottom of the connecting pipeline, the auxiliary reinforcing effect on the bottom of the connecting pipeline is achieved, and the connecting stability between the connecting pipeline and the heat storage type oxidation furnace body and the connecting box is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of regenerative heat oxidation furnaces, in particular to a regenerative heat oxidation furnace for treating silicon-containing gas. Background Art

[0002] When the regenerative thermal oxidation furnace is in use, the exhaust gas is first heated to a temperature close to the thermal oxidation temperature by the ceramic regenerator, and then enters the combustion chamber for thermal oxidation. The temperature of the oxidized gas increases, and the organic matter is basically converted into carbon dioxide and water. The purified gas passes through another ceramic regenerator, and the temperature drops. It can be discharged after meeting the emission standards. Honeycomb ceramic regenerator: The whole is in a square shape, and the honeycomb-shaped cells are distributed through the upper and lower parts of the regenerator. When treating silicon-containing exhaust gas, a large amount of silicon powder will be generated. The silicon powder is very easy to adhere to the ceramic regenerator in a high temperature environment, and then block the ceramic regenerator over time.

[0003] A Chinese patent discloses a heat storage chamber structure of a regenerative oxidation furnace for treating silicon-containing VOC waste gas (authorization announcement number CN 217540766 U). The patented technology includes a combustion chamber, a honeycomb ceramic heat storage body, a flue gas channel and a flue gas outlet. In particular, the honeycomb ceramic heat storage body is divided into a first honeycomb ceramic heat storage body and a second honeycomb ceramic heat storage body. A cavity is provided between the first honeycomb ceramic heat storage body and the second honeycomb ceramic heat storage body. A water collecting device is provided in the cavity. The water collecting device is connected to the sewage outlet of the regenerative oxidation furnace. A maintenance door is also provided on one side of the cavity. Compared with the prior art, the utility model has the advantages of solving the shortcomings of the conventional heat storage chamber structure, making silicon powder easier and more convenient to clean, reducing labor consumption, significantly reducing the loss of ceramic heat storage bodies during maintenance, reducing maintenance frequency, and saving time and material costs.

[0004] However, during use, the movable door of the above-mentioned regenerative thermal oxidation furnace is cumbersome to open, which affects the efficiency of regular inspection and internal cleaning; therefore, those skilled in the art provide a regenerative thermal oxidation furnace for treating silicon-containing gas to solve the problems raised in the above-mentioned background technology. Utility Model Content

[0005] The utility model aims to provide a regenerative oxidation furnace for treating silicon-containing gas to solve the problems raised in the above-mentioned background technology.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: a regenerative thermal oxidation furnace for treating silicon-containing gas, comprising a regenerative thermal oxidation furnace body, the outer side of the regenerative thermal oxidation furnace body is rotatably connected with a movable door through a rotating shaft, the outer side of the regenerative thermal oxidation furnace body is provided with an auxiliary cleaning device, the outer side of the regenerative thermal oxidation furnace body is connected with a connecting pipe, one end of the connecting pipe is connected with a connecting box, the bottom of the connecting box is fixed with a mounting connecting plate, and the top of the mounting connecting plate is installed with a supporting mechanism;

[0007] The auxiliary cleaning device includes an installation connection pad, a installation protection shell is arranged on the top of the installation connection pad, a guide slider is slidably connected to the interior of the installation connection pad through a slide groove, a guide movable frame is fixed to the top of the guide slider, a rotating column is connected to the interior of the installation protection shell through a bearing, a plastic handle is fixed to the top of the rotating column, a first bevel gear is installed at the bottom of the rotating column, and a second bevel gear is meshed with the outer side of the first bevel gear.

[0008] As a further solution of the utility model: a self-locking ball screw is fixed on one side of the second bevel gear, a self-locking ball screw is threadedly connected to the outer side of the self-locking ball screw, a movable connecting sleeve is arranged on the top of the self-locking ball nut, a locking rod is fixed on one side of the movable connecting sleeve, and the interior of the movable connecting sleeve is rotatably connected to a guide wheel via a rotating shaft.

[0009] As a further solution of the utility model: the installation connection pad is fixedly connected to the main body of the regenerative thermal oxidation furnace, and a groove matching the size of the locking rod is provided inside the movable door.

[0010] As a further solution of the utility model: the supporting mechanism includes an installation and fixing pad, a protective shell is fixed on the top of the installation and fixing pad, a support spring is provided on the inner bottom wall of the protective shell, a movable connection pad is connected to the top of the support spring, a movable connection frame is fixed on the top of the movable connection pad, a supporting sleeve is provided on the top of the movable connection frame, a installation and connecting frame is installed on the bottom of the movable connection pad, and a roller is provided on one side of the installation and connecting frame.

[0011] As a further solution of the utility model: the installation fixing pad and the installation connecting plate are fixedly connected, and a sliding groove is opened inside the protective shell.

[0012] As a further solution of the utility model: an arc-shaped groove is provided on the top of the supporting sleeve, and the size of the arc-shaped groove fits the outer side of the connecting pipe.

[0013] Compared with the prior art, the beneficial effects achieved by the utility model are:

[0014] 1. The device is provided with an auxiliary cleaning device, which makes the unlocking operation of the movable door easy and convenient for the user to open the movable door. The inside of the movable door can be regularly inspected and the dust, scaling and other pollutants inside can be isolated to prevent them from affecting the combustion efficiency and heat transfer performance, which can significantly improve the efficiency of the regenerative thermal oxidation furnace, reduce energy consumption and reduce operating costs;

[0015] 2. The device is provided with a supporting mechanism. When the connecting pipe and the main body of the thermal storage oxidation furnace are connected to the connecting box, the movable connecting pad is pushed vertically by the supporting spring in the protective shell to make the supporting sleeve movably sleeved on the outside of the bottom of the connecting pipe and support the bottom of the connecting pipe, thereby playing a role in auxiliary reinforcement of the bottom of the connecting pipe and improving the connection stability between the connecting pipe and the main body of the thermal storage oxidation furnace and the connecting box. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0017] Figure 1 It is a three-dimensional diagram of the utility model;

[0018] Figure 2 It is a front view of the utility model;

[0019] Figure 3 It is a schematic diagram of the structure of the auxiliary cleaning device of the utility model;

[0020] Figure 4 It is a structural schematic diagram of the supporting mechanism of the utility model;

[0021] In the figure: 1. Regenerative oxidation furnace body; 2. Movable door; 3. Auxiliary cleaning device; 31. Install connecting pad; 32. Install protective shell; 33. Guide slider; 34. Guide movable frame; 35. Rotating column; 36. Plastic handle; 37. First bevel gear; 38. Second bevel gear; 39. Self-locking ball screw; 310. Self-locking ball nut; 311. Movable connecting sleeve; 312. Locking rod; 313. Guide wheel; 4. Connecting pipe; 5. Connecting box; 6. Install connecting plate; 7. Supporting mechanism; 71. Install fixed pad; 72. Protective shell; 73. Support spring; 74. Movable connecting pad; 75. Movable connecting frame; 76. Supporting sleeve; 77. Install connecting frame; 78. Roller. DETAILED DESCRIPTION

[0022] 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.

[0023] See also Figure 1-Figure 3 The utility model provides a regenerative thermal oxidation furnace for treating silicon-containing gas, comprising a regenerative thermal oxidation furnace body 1, a movable door 2 is rotatably connected to the outer side of the regenerative thermal oxidation furnace body 1 through a rotating shaft, an auxiliary cleaning device 3 is arranged on the outer side of the regenerative thermal oxidation furnace body 1, a connecting pipe 4 is connected to the outer side of the regenerative thermal oxidation furnace body 1, one end of the connecting pipe 4 is connected to a connecting box 5, a mounting connecting plate 6 is fixed to the bottom of the connecting box 5, and a supporting mechanism 7 is installed on the top of the mounting connecting plate 6;

[0024] The auxiliary cleaning device 3 includes an installation connection pad 31, a mounting protective shell 32 is arranged on the top of the installation connection pad 31, the installation protective shell 32 plays a role of outer protection, the interior of the installation connection pad 31 is slidably connected with a guide slider 33 through a slide groove, the guide slider 33 plays a role of guiding and limiting, the top of the guide slider 33 is fixed with a guide moving frame 34, the guide moving frame 34 plays a role of connecting the guide slider 33, the interior of the installation protective shell 32 is connected with a rotating column 35 through a bearing, the top of the rotating column 35 is fixed with a plastic handle 36, and the bottom of the rotating column 35 is installed with a first bevel gear Wheel 37, the outer side of the first bevel gear 37 is meshed with the second bevel gear 38, a self-locking ball screw 39 is fixed to one side of the second bevel gear 38, the outer side of the self-locking ball screw 39 is threadedly connected to a self-locking ball nut 310, a movable connecting sleeve 311 is arranged on the top of the self-locking ball nut 310, a locking rod 312 is fixed to one side of the movable connecting sleeve 311, the interior of the movable connecting sleeve 311 is rotatably connected to a guide wheel 313 through a rotating shaft, the installation connection pad 31 is fixedly connected to the thermal storage oxidation furnace body 1, and a groove matching the size of the locking rod 312 is opened inside the movable door 2.

[0025] During the use of the device, when the movable door 2 needs to be opened, the operator only needs to hold the plastic handle 36 and rotate it. The plastic handle 36 drives the rotating column 35 to rotate, and the first bevel gear 37 can drive the second bevel gear 38 to rotate, so that the self-locking ball screw 39 rotates at the same time. At this time, the self-locking ball nut 310 can move horizontally, and the guide movable frame 34 can drive the guide slider 33 to move horizontally, thereby playing a guiding role. The self-locking ball nut 310 drives the movable connecting sleeve 311 and the locking rod 312 to move, and one end of the locking rod 312 is disengaged from the corresponding movable door 2, so that the unlocking operation of the movable door 2 is simple, which is convenient for the user to open the movable door 2. The inside of the movable door 2 can be regularly inspected and the dust, scaling and other pollutants inside can be isolated to prevent them from affecting the combustion efficiency and heat transfer performance, which can significantly improve the efficiency of the thermal storage oxidation furnace, reduce energy consumption, and reduce operating costs.

[0026] See also Figure 1 and Figure 4 The utility model provides a regenerative oxidation furnace for treating silicon-containing gas. The supporting mechanism 7 includes a mounting and fixing pad 71. The mounting and fixing pad 71 plays the role of mounting and connecting. A protective shell 72 is fixed on the top of the mounting and fixing pad 71. The protective shell 72 plays the role of outer protection. The mounting and fixing pad 71 is fixedly connected to the mounting and connecting plate 6. A sliding groove is provided inside the protective shell 72. A supporting spring 73 is provided on the inner bottom wall of the protective shell 72. A movable connecting pad 74 is connected to the top of the supporting spring 73. A movable connecting frame 75 is fixed on the top of the movable connecting pad 74. A supporting sleeve 76 is provided on the top of the movable connecting frame 75. An arc groove is provided on the top of the supporting sleeve 76, and the size of the arc groove fits the outer side of the connecting pipe 4. A mounting and connecting frame 77 is installed at the bottom of the movable connecting pad 74, and a roller 78 is provided on one side of the mounting and connecting frame 77.

[0027] During use of the device, after the connecting pipe 4 and the thermal storage oxidation furnace body 1 are connected to the connecting box 5, the movable connecting pad 74 is pushed vertically by the support spring 73 in the protective shell 72, so that the movable connecting pad 74 drives the installation connecting frame 77 and the roller 78 to move at the same time, and the movable connecting frame 75 on the top of the movable connecting pad 74 can drive the supporting sleeve 76 to move together, so that the supporting sleeve 76 can be movably sleeved on the outer side of the bottom of the connecting pipe 4 and support the bottom of the connecting pipe 4, thereby playing a role in auxiliary reinforcement of the bottom of the connecting pipe 4, and improving the connection stability between the connecting pipe 4 and the thermal storage oxidation furnace body 1 and the connecting box 5.

[0028] Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions described in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A regenerative thermal oxidation furnace for treating silicon-containing gas, comprising a regenerative thermal oxidation furnace body (1), characterized in that: The outer side of the regenerative thermal oxidation furnace body (1) is rotatably connected to a movable door (2) via a rotating shaft, the outer side of the regenerative thermal oxidation furnace body (1) is provided with an auxiliary cleaning device (3), the outer side of the regenerative thermal oxidation furnace body (1) is connected to a connecting pipe (4), one end of the connecting pipe (4) is connected to a connecting box (5), a mounting connecting plate (6) is fixed to the bottom of the connecting box (5), and a supporting mechanism (7) is installed on the top of the mounting connecting plate (6); The auxiliary cleaning device (3) comprises a mounting connection pad (31), a mounting protection shell (32) is arranged on the top of the mounting connection pad (31), a guide slider (33) is slidably connected to the inside of the mounting connection pad (31) through a slide groove, a guide moving frame (34) is fixed to the top of the guide slider (33), a rotating column (35) is connected to the inside of the mounting protection shell (32) through a bearing, a plastic handle (36) is fixed to the top of the rotating column (35), a first bevel gear (37) is installed at the bottom of the rotating column (35), and a second bevel gear (38) is meshed on the outer side of the first bevel gear (37).

2. A regenerative oxidation furnace for treating silicon-containing gas according to claim 1, characterized in that: A self-locking ball screw (39) is fixed to one side of the second bevel gear (38); the outer side of the self-locking ball screw (39) is threadedly connected to a self-locking ball nut (310); a movable connecting sleeve (311) is arranged on the top of the self-locking ball nut (310); a locking rod (312) is fixed to one side of the movable connecting sleeve (311); and the interior of the movable connecting sleeve (311) is rotatably connected to a guide wheel (313) via a rotating shaft.

3. A regenerative oxidation furnace for treating silicon-containing gas according to claim 2, characterized in that: The mounting connection pad (31) is fixedly connected to the regenerative thermal oxidation furnace body (1), and a groove matching the size of the locking rod (312) is provided inside the movable door (2).

4. The regenerative thermal oxidation furnace for treating silicon-containing gas according to claim 1, characterized in that: The supporting mechanism (7) comprises a mounting and fixing pad (71), a protective shell (72) is fixed on the top of the mounting and fixing pad (71), a supporting spring (73) is provided on the inner bottom wall of the protective shell (72), a movable connecting pad (74) is connected to the top of the supporting spring (73), a movable connecting frame (75) is fixed on the top of the movable connecting pad (74), a supporting sleeve (76) is provided on the top of the movable connecting frame (75), a mounting and connecting frame (77) is installed on the bottom of the movable connecting pad (74), and a roller (78) is provided on one side of the mounting and connecting frame (77).

5. A regenerative oxidation furnace for treating silicon-containing gas according to claim 4, characterized in that: The mounting fixing pad (71) and the mounting connecting plate (6) are fixedly connected, and a sliding groove is provided inside the protective shell (72).

6. A regenerative oxidation furnace for treating silicon-containing gas according to claim 4, characterized in that: The top of the supporting sleeve (76) is provided with an arc-shaped groove, and the size of the arc-shaped groove fits the outer side of the connecting pipe (4).

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