Explosion-proof ozone tail gas destructor

Abstract

The utility model relates to the technical field of ozone tail gas destructors, and discloses an explosion-proof ozone tail gas destructor which comprises a machine shell, the machine shell is of a rectangular box body type structure, and the inner wall of the machine shell is provided with a processing cavity and an installation cavity through a partition plate. An explosion venting sheet, a gas heat exchanger, a catalytic converter and an electric heating pipe are sequentially arranged in the treatment cavity of the machine shell from top to bottom, and a gas inlet pipe is embedded in the back face of the machine shell. According to the explosion-proof ozone tail gas destructor, ozone tail gas enters equipment through a gas inlet pipe, sequentially flows through a gas heat exchanger, a conveying pipe, an electric heating pipe, a catalytic converter and a gas heat exchanger, is finally extracted by an axial flow fan and is discharged into the atmosphere, and the ozone tail gas is treated by adopting the principles of heating decomposition and catalytic decomposition in the whole scheme, the gas heat exchanger is arranged at the gas inlet end and can exchange heat with the heated tail gas, so that the gas inlet temperature is increased, the load of the electric heating pipe is reduced, the ozonolysis efficiency is improved, and the energy consumption is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to ozone tail gas destroyer technical field more particularly to an explosion -proof ozone tail gas destroyer. BACKGROUND

[0002] Ozone has strong oxidizing property, wide application range, can be applied to denitration, VOCs management, sewage treatment, sterilization and disinfection etc. Ozone is not easy to store, and ozone is mainly prepared on site by ozone generator in industrial application field, but the treatment of ozone tail gas after use becomes a big problem. Ozone that is not completely decomposed is discharged into the atmosphere and can cause a series of negative effects on plants and animals and the surrounding environment, thus giving birth to ozone tail gas treatment device: tail gas destroyer. The principle of ozone tail gas treatment on the market at present has heating decomposition and catalytic decomposition two kinds, however, in the use process, the wind pressure of high pressure vortex fan and the high temperature problem inside the structure cause the ozone generator explosion case to be seen everywhere, and there is risk in the use process.

[0003] In view of this, the utility model provides an explosion -proof ozone tail gas destroyer. UTILITY MODEL CONTENT

[0004] In order to overcome the above -mentioned defects of the prior art, the utility model provides an explosion -proof ozone tail gas destroyer to solve the problems in the above background art.

[0005] The utility model provides the following technical scheme: an explosion -proof ozone tail gas destroyer, including the shell, the shell is rectangular box type structure, the inner wall of shell is provided with processing cavity and installation cavity through the partition board respectively, the inside of processing cavity is provided with the explosion venting sheet, gas heat exchanger, catalytic converter and electric heating tube from top to bottom in proper order, the back surface of shell is embedded with the air inlet pipe, the air outlet end of air inlet pipe extends to the inside of processing cavity and is linked with the air inlet end of gas heat exchanger, the air outlet end of gas heat exchanger is fixedly installed with the conveying pipe, the air outlet end of conveying pipe extends to the bottom side of processing cavity and corresponds with the position of electric heating tube, the inner top of shell is fixedly installed with the axial flow fan, the air inlet end of axial flow fan extends to the inside of processing cavity and corresponds with the position of explosion venting sheet, and the air outlet end of axial flow fan extends to the top of shell through the air outlet pipe.

[0006] Further, the front of the shell is fixedly installed with a control panel, and the control panel is in electrical connection with an external power supply through wires.

[0007] Further, the air outlet end of the conveying pipe is fixedly installed with a gas distribution pipe, and a plurality of gas distribution holes are uniformly formed on the surface of the gas distribution pipe, and the air outlet end of the gas distribution hole faces the electric heating tube.

[0008] As a further description of the above technical solution: by setting the air distribution pipe and the air distribution hole, the gas can be evenly sprayed to the electric heating pipe in the form of fine threads, ensuring the efficiency of gas heating.

[0009] Further, the catalytic converter comprises a drawer box detachably mounted on the back of the shell through bolts, a handle is arranged on the back of the drawer box, the outer wall of the drawer box is tightly fitted with the inner wall of the treatment cavity, a mesh plate is arranged at the bottom end of the drawer box, and the drawer box contains the catalyst.

[0010] As a further description of the above technical solution: the catalytic converter is in the form of a drawer, and the catalyst is filled in the drawer type structure, which can be easily checked by being drawn out, facilitating the maintenance and replacement of the catalyst, and being convenient to use.

[0011] Further, the gas heat exchanger is a tubular heat exchanger, and the number of the gas heat exchangers is several, and the surfaces of the several gas heat exchangers are all wound with heat-conducting wires.

[0012] As a further description of the above technical solution: by winding the heat-conducting wires on the surface of the gas heat exchanger, the contact area between the gas and the surface of the gas heat exchanger can be increased, and the heat exchange effect can be improved.

[0013] Further, the top of the shell is provided with a venting opening corresponding to the air inlet position of the axial flow fan, and the venting sheet is detachably mounted on the surface of the venting opening through bolts.

[0014] As a further description of the above technical solution: the venting sheet is detachably mounted on the surface of the venting opening through bolts, facilitating the disassembly and replacement thereof.

[0015] The technical effects and advantages of the utility model are as follows:

[0016] 1. Compared with the prior art, the explosion-proof ozone tail gas destroyer, after the ozone tail gas enters the equipment through the air inlet pipe, the ozone tail gas flows through the gas heat exchanger, the conveying pipe, the electric heating pipe, the catalytic converter and the gas heat exchanger in sequence, and is finally discharged to the atmosphere by the axial flow fan, the overall scheme adopts the principle of heating decomposition and catalytic decomposition to treat the ozone tail gas, wherein the gas heat exchanger is arranged at the air inlet end, can exchange heat with the heated tail gas, increases the air inlet temperature and reduces the load of the electric heating pipe, thereby improving the ozone decomposition efficiency and saving energy consumption, and the outlet temperature is reduced through heat exchange, thereby reducing the energy loss, on the other hand, when the equipment fails and the internal pressure abnormally rises, the venting sheet can be actively broken to release pressure, thereby playing a role in explosion prevention and ensuring the safety of the equipment.

[0017] 2. Compared with the prior art, the explosion-proof ozone tail gas destroyer adopts a box type structure to design the tail gas destroyer, which is compact in structure, delicate in equipment, and convenient to install and transport.

[0018] 3. Compared with the prior art, the explosion-proof ozone tail gas destroyer, the catalytic converter is in a drawer shape, the catalyst is filled in a drawer type structure, the catalyst state can be checked by drawing out, the catalyst is convenient to overhaul and replace, and use is convenient.

[0019] 4. Compared with the prior art, the explosion-proof ozone tail gas destroyer, by arranging the air distribution pipe and the air distribution hole, gas can be uniformly sprayed to the electric heating pipe in the form of fine threads, and the efficiency of gas heating is ensured; by winding the heat-conducting wire on the surface of the gas heat exchanger, the contact area of the gas with the surface of the gas heat exchanger can be increased, and the heat exchange effect is improved. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a three-dimensional structure schematic diagram of the utility model;

[0021] Figure 2 It is a front cut structure schematic diagram of the utility model;

[0022] Figure 3 It is a top view structure schematic diagram of the utility model;

[0023] Figure 4 It is a catalytic converter front cut structure schematic diagram of the utility model;

[0024] Figure 5 It is Figure 2 The enlarged structure schematic diagram of A in the middle.

[0025] The figure mark is: 1, the casing; 2, the partition plate; 3, the processing cavity; 4, the installation cavity; 5, the explosion venting sheet; 6, the gas heat exchanger; 7, the catalytic converter; 701, the drawer box; 702, the mesh plate; 703, the catalyst; 8, the electric heating pipe; 9, the air inlet pipe; 10, the conveying pipe; 11, the axial flow fan; 12, the air outlet pipe; 13, the control panel; 14, the air distribution pipe; 15, the air distribution hole; 16, the heat-conducting wire. DETAILED DESCRIPTION

[0026] The technical scheme in the utility model will be described clearly and completely in combination with the drawings in the utility model, and in addition, the form of each structure recorded in the following implementation is only an example, and the explosion-proof ozone tail gas destroyer involved in the utility model is not limited to each structure recorded in the following implementation, all other implementation obtained by the ordinary skill in the art without making creative labor belongs to the range of protection of the utility model.

[0027] Referring to Figures 1 to 5 The utility model provides a kind of explosion-proof ozone tail gas destroyer, including casing 1, control panel 13 is fixedly installed on the front of casing 1, control panel 13 is electrically connected with external power supply by wire.

[0028] The shell 1 is in a rectangular box structure, the inner wall of the shell 1 is provided with a treatment cavity 3 and a mounting cavity 4 by a partition plate 2, the shell 1 is provided with a venting sheet 5, a gas heat exchanger 6, a catalyst 7 and an electric heating pipe 8 from top to bottom inside the treatment cavity 3, the back of the shell 1 is embedded with an air inlet pipe 9, the air outlet end of the air inlet pipe 9 extends to the inside of the treatment cavity 3 and communicates with the air inlet end of the gas heat exchanger 6, the air outlet end of the gas heat exchanger 6 is fixedly installed with a conveying pipe 10, the air outlet end of the conveying pipe 10 extends to the bottom side of the treatment cavity 3 and corresponds to the position of the electric heating pipe 8, the inner top of the shell 1 is fixedly installed with an axial flow fan 11, the air inlet end of the axial flow fan 11 extends to the inside of the treatment cavity 3 and corresponds to the position of the venting sheet 5, and the air outlet end of the axial flow fan 11 extends to the top of the shell 1 through an air outlet pipe 12.

[0029] The top of the shell 1 is provided with a venting opening corresponding to the air inlet position of the axial flow fan 11, and the venting sheet 5 is detachably installed on the surface of the venting opening by bolts, which facilitates disassembly and replacement.

[0030] The ozone tail gas enters the equipment through the air inlet pipe 9, and then flows through the gas heat exchanger 6, the conveying pipe 10, the electric heating pipe 8, the catalyst 7 and the gas heat exchanger 6 in sequence, and is finally extracted by the axial flow fan 11 and discharged into the atmosphere.

[0031] The above overall scheme adopts the principles of heating decomposition and catalytic decomposition to treat ozone tail gas, wherein the air inlet end is provided with a gas heat exchanger 6, which can exchange heat with the heated tail gas, increase the air inlet temperature and reduce the load of the electric heating pipe 8, thereby improving the ozone decomposition efficiency and saving energy consumption, and the outlet temperature is reduced by heat exchange, thereby reducing energy loss.

[0032] On the other hand, when the equipment fails and the internal pressure abnormally rises, the venting sheet 5 can actively rupture and release pressure, thereby playing a role in explosion prevention and ensuring the safety of the equipment in use.

[0033] The overall ozone tail gas destroyer adopts a box type structure design, which is compact in structure, exquisite in equipment, and convenient to install and transport.

[0034] The air outlet end of the conveying pipe 10 is fixedly installed with a gas distribution pipe 14, and a plurality of gas distribution holes 15 are uniformly arranged on the surface of the gas distribution pipe 14, and the air outlet end of the gas distribution hole 15 faces the electric heating pipe 8.

[0035] By arranging the gas distribution pipe 14 and the gas distribution hole 15, the gas can be evenly sprayed to the electric heating pipe 8 in the form of fine threads, thereby ensuring the efficiency of gas heating.

[0036] The catalytic converter 7 comprises a drawer box 701 detachably mounted on the back of the casing 1 by bolts, the back of the drawer box 701 is provided with a handle, the outer wall of the drawer box 701 is tightly fitted with the inner wall of the processing cavity 3, the bottom end of the drawer box 701 is provided with a mesh plate 702, the top of the drawer box 701 is of an open structure, and the inside of the drawer box 701 contains a catalyst 703.

[0037] The explosion-proof ozone tail gas destroyer, the catalytic converter 7 is in a drawer shape, the catalyst 703 is filled in a drawer type structure, the catalyst 703 can be checked by being drawn out, the catalyst 703 is convenient to overhaul and replace, and the catalyst 703 is convenient to use.

[0038] It should be noted that the catalyst 703 is packaged and will not rise with the airflow.

[0039] The gas heat exchanger 6 is a tubular heat exchanger, the number of the gas heat exchanger 6 is several, and the surfaces of the several gas heat exchangers 6 are all wound with heat-conducting wires 16.

[0040] By winding the heat-conducting wires 16 on the surfaces of the gas heat exchangers 6, the contact area between the gas and the surfaces of the gas heat exchangers 6 can be increased, and the heat exchange effect can be improved.

[0041] Finally, it should be noted that: the utility model discloses the drawings in the embodiment, only relate to the structure involved in the embodiment, other structures can refer to the usual design, under the condition of no conflict, the same embodiment and different embodiments of the utility model can be combined with each other.

Claims

1. An explosion-proof ozone tail gas destroyer comprising a housing (1), characterized in that: The shell (1) is a rectangular box structure, the inner wall of the shell (1) is provided with a treatment cavity (3) and a mounting cavity (4) by a partition plate (2), the shell (1) is provided with an explosion vent (5), a gas heat exchanger (6), a catalyst (7) and an electric heating pipe (8) from top to bottom inside the treatment cavity (3), the back of the shell (1) is embedded with an air inlet pipe (9), the air outlet end of the air inlet pipe (9) extends to the inside of the treatment cavity (3) and is communicated with the air inlet end of the gas heat exchanger (6), the air outlet end of the gas heat exchanger (6) is fixedly provided with a conveying pipe (10), the air outlet end of the conveying pipe (10) extends to the bottom side of the treatment cavity (3) and corresponds to the position of the electric heating pipe (8), the inner top of the shell (1) is fixedly provided with an axial flow fan (11), the air inlet end of the axial flow fan (11) extends to the inside of the treatment cavity (3) and corresponds to the position of the explosion vent (5), and the air outlet end of the axial flow fan (11) extends to the top of the shell (1) through an air outlet pipe (12).

2. An explosion-proof ozone tail gas destroyer according to claim 1, characterized in that: The front of the shell (1) is fixedly provided with a control panel (13), and the control panel (13) is in electrical connection with an external power supply through wires.

3. The explosion-proof ozone tail gas destroyer of claim 1, wherein: The air outlet end of the conveying pipe (10) is fixedly provided with a gas distribution pipe (14), a plurality of gas distribution holes (15) are uniformly formed in the surface of the gas distribution pipe (14), and the air outlet end of the gas distribution hole (15) faces the electric heating pipe (8).

4. The explosion-proof ozone tail gas destroyer of claim 1, wherein: The catalyst (7) comprises a drawer box (701) detachably mounted on the back of the shell (1) by bolts, the back of the drawer box (701) is provided with a handle, the outer wall of the drawer box (701) is tightly fitted with the inner wall of the treatment cavity (3), the bottom end of the drawer box (701) is provided with a mesh plate (702), and the inside of the drawer box (701) contains a catalyst (703).

5. An explosion-proof ozone tail gas destroyer according to claim 1, characterized in that: The gas heat exchanger (6) is a tubular heat exchanger, and the number of the gas heat exchanger (6) is several, and the surface of the several gas heat exchangers (6) is wound with a heat conducting wire (16).

6. An explosion-proof ozone tail gas destroyer according to claim 1, characterized in that: The top of the shell (1) is provided with an explosion vent corresponding to the air inlet position of the axial flow fan (11), and the explosion vent (5) is detachably mounted on the surface of the explosion vent by bolts.

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