Heating chamber structure of desorption catalytic combustion furnace

Abstract

The utility model relates to the field of tail gas treatment, in particular to a heating chamber structure of a desorption catalytic combustion furnace, which comprises a combustion chamber shell, the right end of the combustion chamber shell is fixedly communicated with an air inlet, the inner end of the air inlet is fixedly communicated with a heating box, the lower end face of the heating box is fixedly connected with a heat insulation pad, and the lower end face of the heat insulation pad is fixedly connected in the combustion chamber shell; a fixing frame is fixedly connected to the left end face of the heating box, a conveniently-disassembled structure is fixedly arranged at the inner end of the fixing frame and comprises an electric heating frame, and a plurality of electric heating wires are fixedly connected to the left end face and the right end face of the inner side of the electric heating frame. The beneficial effects of the utility model are that through the arrangement of the convenient-to-disassemble structure, the heating combustion device can be integrally disassembled to facilitate the cleaning of the heating combustion device when many impurities are attached to the outside of the heating wire due to high-temperature oxidation or combustion of organic matters, and meanwhile, after the heating wire is aged, the heating wire can be modularly disassembled, replaced and installed, so that the maintenance cost is reduced. And the use efficiency of the heating wire is improved.

Description

Technical Field

[0001] The utility model relates to the field of tail gas treatment, in particular to a heating chamber structure of a desorption catalytic combustion furnace. Background Art

[0002] When the organic waste gas passes through the activated carbon adsorption layer with adsorption function, the organic matter will be adsorbed by the activated carbon, and the clean gas will be discharged; after a period of adsorption, when the activated carbon reaches saturation, the adsorption will stop, and the organic matter will be concentrated in the activated carbon, and then desorbed through catalytic combustion to restore the adsorption capacity of the activated carbon, and at the same time, the clean gas will be discharged. During catalytic combustion, electric heating wire is usually used to heat the gas.

[0003] When a traditional combustion device heats organic gas, high-temperature oxidation or combustion of organic matter usually causes a lot of impurities to adhere to the outside of the heating wire, affecting subsequent heating. At the same time, it is inconvenient to replace the heating wire after it has been used for a long time and aged. Therefore, the utility model proposes a heating chamber structure of a desorption catalytic combustion furnace to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a heating chamber structure of a desorption catalytic combustion furnace to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a heating chamber structure of a desorption catalytic combustion furnace, comprising a combustion chamber shell, the right end of the combustion chamber shell is fixedly connected to an air inlet, the inner end of the air inlet is fixedly connected to a heating box, the lower end face of the heating box is fixedly connected to a thermal insulation pad, and the lower end face of the thermal insulation pad is fixedly connected to the combustion chamber shell; the left end face of the heating box is fixedly connected to a fixing frame, the inner end of the fixing frame is fixedly provided with a conveniently detachable structure, the conveniently detachable structure comprises an electric heating frame, and a plurality of electric heating wires are fixedly connected to the left and right end faces inside the electric heating frame.

[0006] Preferably, power supply grooves are provided on the upper and lower sides of the inner end surface of the fixing frame, and the power supply is connected to the power supply. A fixing groove is provided in the middle of the inner end surface of the fixing frame, the inside of the fixing groove is a circular groove, the opening of the fixing groove is a rectangle, and an inverted groove is provided on the inner side of the opening of the fixing groove.

[0007] Preferably, an intermediate support rod is fixedly connected to the left and right end surfaces on the inner side of the electric heating rack, a rotating rod groove is provided in the intermediate support rod, a rotating rod is rotatably sleeved in the rotating rod groove, a rotating knob is fixedly connected to the left end surface of the rotating rod, a knob spring is rotatably connected to the inner end surface of the rotating knob, and the right end of the knob spring is fixedly connected to the left end surface of the electric heating rack.

[0008] Preferably, a snap-on buckle is fixedly connected to the right end face of the rotating rod, the end face of the snap-on buckle is rectangular, snap-on keys are fixedly connected to both side ends of the upper end of the snap-on buckle, and the snap-on buckle is correspondingly snapped into the fixing groove.

[0009] Preferably, plug keys are fixedly connected to the upper and lower sides of the right end surface of the electric heating rack, and the plug keys are electrically plugged into the power slot accordingly.

[0010] Preferably, a waste gas treatment port is provided on the rear side of the upper end surface of the heating box.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] The utility model is provided with an easy-to-disassemble structure, so that when a large number of impurities are attached to the outside of the heating wire due to high-temperature oxidation or combustion of organic matter, the heating and combustion device can be disassembled as a whole for easy cleaning. At the same time, after the heating wire is aged, the heating wire can be modularly disassembled, replaced and installed, thereby improving the use efficiency of the heating wire. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the structure of the utility model;

[0014] Figure 2 This is a schematic diagram of the internal structure connection of the utility model;

[0015] Figure 3 It is a schematic diagram of the internal section of the structure of the utility model;

[0016] Figure 4 Based Figure 3 The enlarged schematic diagram at A in the middle;

[0017] Figure 5 for Figure 3 Enlarged schematic diagram of point B in the middle.

[0018] In the figure: 1 combustion chamber shell, 2 air inlet, 3 electric heating frame, 4 heating box, 5 insulation pad, 6 exhaust gas treatment port, 7 fixing frame, 8 fixing slot, 9 power slot, 10 rotating knob, 11 heating wire, 12 plug-in key, 13 knob spring, 14 rotating rod, 15 rotating rod slot, 16 snap buckle. DETAILED DESCRIPTION

[0019] In order to make the purpose and technical solution of the utility model clearly and completely described, and the advantages more clearly understood, the embodiments of the utility model are further described in detail in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are part of the embodiments of the utility model, not all of the embodiments, and are only used to explain the embodiments of the utility model, and are not used to limit the embodiments of 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.

[0020] In the description of the present utility model, it should be noted that the terms "center", "middle", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "side", "vertical", "horizontal" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "one", "first", "second", "third", "fourth", "fifth", "sixth" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0021] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0022] For the purpose of simplicity and illustration, the principles of the embodiments are mainly described by reference to examples. In the following description, many specific details are proposed to provide a thorough understanding of the embodiments. However, it is obvious that for those of ordinary skill in the art, these embodiments may not be limited to these specific details in practice. In some instances, known methods and structures are not described in detail to avoid making these embodiments unnecessarily difficult to understand. In addition, all embodiments can be used in combination with each other.

[0023] See also Figures 1 to 5The utility model provides a technical solution: a heating chamber structure of a desorption catalytic combustion furnace, including a combustion chamber shell 1, the right end of the combustion chamber shell 1 is fixedly connected with an air inlet 2, the inner end of the air inlet 2 is fixedly connected with a heating box 4, the lower end surface of the heating box 4 is fixedly connected with a heat insulation pad 5, and the lower end surface of the heat insulation pad 5 is fixedly connected to the combustion chamber shell 1; the left end surface of the heating box 4 is fixedly connected with a fixing frame 7, and the inner end of the fixing frame 7 is fixedly provided with a convenient disassembly structure, which includes an electric heating frame 3, and the inner left and right end surfaces of the electric heating frame 3 are fixedly connected with a plurality of electric heating wires 11.

[0024] Waste gas containing organic matter enters the combustion chamber shell 1 through the air inlet 2, is ignited by the electric heating wire 11, and is catalytically burned; the easy-to-disassemble structure makes it easy to disassemble and install the electric heating frame 3 as a whole, and to clean and replace it; the thermal insulation pad 5 is used to isolate the heating box 4 and protect the combustion chamber shell 1.

[0025] Power supply slots 9 are provided on the upper and lower sides of the inner end surface of the fixing frame 7, and the power supply is connected to the power supply slot 9. A fixing slot 8 is provided in the middle of the inner end surface of the fixing frame 7. The inside of the fixing slot 8 is a circular slot, and the opening of the fixing slot 8 is rectangular. An inverted slot is provided on the inside of the opening of the fixing slot 8. The left and right end surfaces of the inner side of the electric heating frame 3 are fixedly connected with an intermediate support rod in the middle, and a rotating rod slot 15 is provided in the intermediate support rod. A rotating rod 14 is rotatably sleeved in the rotating rod slot 15. A rotating knob 10 is fixedly connected to the left end surface of the rotating rod 14, and a knob spring 13 is rotatably connected to the inner end surface of the rotating knob 10. The right end of the knob spring 13 is fixedly connected to the left end surface of the electric heating frame 3, and a snap buckle 16 is fixedly connected to the right end surface of the rotating rod 14. The end surface of the snap buckle 16 is rectangular, and snap keys are fixedly connected to the two sides of the upper end of the snap buckle 16, and the snap buckle 16 is correspondingly snapped into the fixing slot 8.

[0026] When fixation is required, first insert the snap buckle 16 into the fixing groove 8, then press and turn the rotating knob 10 so that the rotating knob 10 is fastened and snapped into the fixing groove 8 under the action of the knob spring 13, and fixation can be achieved. When disassembly is required, press and turn the rotating knob 10 so that the snap buckle 16 and the entrance of the fixing groove 8 correspond to each other, and then it can be disassembled.

[0027] The upper and lower sides of the right end surface of the electric heating frame 3 are fixedly connected with plug keys 12, and the plug keys 12 are correspondingly plugged into the power supply slot 9. The rear side of the upper end surface of the heating box 4 is provided with an exhaust gas treatment port 6.

[0028] The plug key 12 is plugged into the power slot 9 so that the heating wire 11 is powered and heated. A filtering device is arranged at the upper end of the exhaust gas treatment port 6 to filter and discharge the exhaust gas from the catalytic combustion.

[0029] In actual use, waste gas containing organic matter enters the combustion chamber shell 1 through the air inlet 2, is ignited by the heating wire 11, and is catalytically burned. An exhaust gas treatment port 6 is opened on the rear side of the upper end surface of the heating box 4, and a filtering device is arranged on the upper end of the exhaust gas treatment port 6 to filter and discharge the exhaust gas from the catalytic combustion. When it needs to be fixed, first insert the snap buckle 16 into the fixing groove 8, and then press and turn the rotating knob 10 so that the rotating knob 10 is fastened and clamped in the fixing groove 8 under the action of the knob spring 13 to achieve fixation. When it needs to be disassembled, press and turn the rotating knob 10 so that the snap buckle 16 corresponds to the entrance of the fixing groove 8, and then it can be disassembled.

[0030] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A heating chamber structure of a desorption catalytic combustion furnace, characterized in that: include A combustion chamber shell (1), wherein the right end of the combustion chamber shell (1) is fixedly connected to an air inlet (2), the inner end of the air inlet (2) is fixedly connected to a heating box (4), the lower end surface of the heating box (4) is fixedly connected to a heat insulation pad (5), and the lower end surface of the heat insulation pad (5) is fixedly connected to the combustion chamber shell (1); The left end face of the heating box (4) is fixedly connected to a fixing frame (7), the inner end of the fixing frame (7) is fixedly provided with a conveniently detachable structure, the conveniently detachable structure comprises an electric heating frame (3), and the inner left and right end faces of the electric heating frame (3) are fixedly connected to a plurality of electric heating wires (11).

2. The heating chamber structure of a desorption catalytic combustion furnace according to claim 1, characterized in that: The inner end surface of the fixing frame (7) is provided with power supply grooves (9) on both upper and lower sides, and the power supply is connected in the power supply groove (9). A fixing groove (8) is provided in the middle of the inner end surface of the fixing frame (7). The inside of the fixing groove (8) is a circular groove, the opening of the fixing groove (8) is a rectangle, and the inner side of the opening of the fixing groove (8) is provided with an inverted groove.

3. The heating chamber structure of a desorption catalytic combustion furnace according to claim 1, characterized in that: An intermediate support rod is fixedly connected to the left and right end surfaces of the inner side of the electric heating rack (3), a rotating rod groove (15) is provided in the intermediate support rod, a rotating rod (14) is rotatably sleeved in the rotating rod groove (15), a rotating knob (10) is fixedly connected to the left end surface of the rotating rod (14), a knob spring (13) is rotatably connected to the inner end surface of the rotating knob (10), and the right end of the knob spring (13) is fixedly connected to the left end surface of the electric heating rack (3).

4. The heating chamber structure of a desorption catalytic combustion furnace according to claim 3 is characterized in that: The right end face of the rotating rod (14) is fixedly connected with a snap-fit ​​buckle (16), the end face of the snap-fit ​​buckle (16) is rectangular, and snap-fit ​​keys are fixedly connected to both sides of the upper end of the snap-fit ​​buckle (16), and the snap-fit ​​buckle (16) is correspondingly snap-fitted in the fixing groove (8).

5. The heating chamber structure of a desorption catalytic combustion furnace according to claim 1, characterized in that: The upper and lower sides of the right end surface of the electric heating rack (3) are fixedly connected with plug keys (12), and the plug keys (12) are electrically plugged into the power slot (9) accordingly.

6. The heating chamber structure of a desorption catalytic combustion furnace according to claim 1, characterized in that: An exhaust gas treatment port (6) is provided on the rear side of the upper end surface of the heating box (4).

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