Waste gas treatment device of carburizing furnace

Abstract

The utility model discloses a waste gas treatment device of a carburizing furnace, which belongs to the technical field of heat treatment equipment and comprises a box body, the air inlet assembly is located below the box body, and the air inlet assembly is located on the right side of the air supply assembly; the air supply assembly is located on the lower left portion of the box body and located on the inclined left portion of the air storage assembly; the air storage assembly is located in front of the box body and located on the right side of the air blowing assembly; the air blowing assembly is located on the inclined right side of the box body, and the air blowing assembly is located behind the air supply assembly. When waste gas enters a gas inlet box, the waste gas is fed into a combustion pipe through a gas inlet pipe on the gas inlet box, then oxygen is fed into a gas supply pipe through an oxygen tank in a gas supply box, the oxygen is sprayed into the combustion pipe through a gas supply spray head on the gas supply pipe, and then the waste gas is ignited through ignition of an electronic igniter; the threat of the waste gas to the body health of workers is avoided, and the occurrence of dangers is reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to heat treatment equipment technical field, specifically, relate to a waste gas treatment device of carburizing furnace. BACKGROUND

[0002] Nitriding treatment is a common process in heat treatment process, which is a heat treatment process that makes nitrogen atoms penetrate into the surface layer of workpieces at a certain temperature in a certain medium. The products treated by nitriding have excellent wear resistance, fatigue resistance, corrosion resistance and high temperature resistance. The process is to fill ammonia gas in the nitriding furnace, and the ammonia gas is decomposed during heating to complete the nitriding process. In actual production, the filled ammonia gas will not completely decompose, resulting in ammonia gas in the exhaust gas, which affects the environment and does not meet the environmental emission requirements.

[0003] To solve the above problems, a waste gas treatment device of carburizing furnace is proposed in the present application. CONTENT OF THE UTILITY MODEL

[0004] In view of the problems in the related art, the utility model provides a waste gas treatment device of carburizing furnace to overcome the above technical problems existing in the prior art.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0006] A waste gas treatment device of carburizing furnace, comprising a box body, an air inlet assembly, the air inlet assembly being located below the box body, the air inlet assembly being located to the right of the air supply assembly, an air supply assembly, located below the left side of the box body, and the air supply assembly being located to the left of the gas storage assembly, a gas storage assembly, located in front of the box body, and the gas storage assembly being located to the right of the air blowing assembly, an air blowing assembly, located to the right of the box body, and the air blowing assembly being located behind the air supply assembly, an exhaust assembly, the air inlet assembly comprising an air inlet box, an air inlet, an air inlet pipe, an electronic igniter, a fixed plate, a combustion pipe, a first connecting hole and a first connecting pipe, the bottom of the box body being fixedly connected with the air inlet box, the outer wall of the air inlet box being provided with the air inlet, the air inlet box being fixedly connected with the air inlet pipe inside, the inner cavity of the air inlet pipe being provided with the electronic igniter, the side of the electronic igniter away from the air inlet pipe being threadedly connected with the fixed plate, and the fixed plate being located on the circumferential outer wall of the air inlet pipe, the top of the air inlet pipe being fixedly communicated with the combustion pipe, the top of the combustion pipe being provided with the first connecting hole, and the circumferential outer wall of the combustion pipe being fixedly communicated with the first connecting pipe.

[0007] Preferably, the gas supply assembly comprises a gas supply box, a placing frame, an oxygen tank, a gas supply hole, a connecting plate, a gas supply pipe and a gas supply nozzle, the outer side wall of the box is fixedly connected with the gas supply box, the inside of the gas supply box is movably connected with the placing frame, the bottom of the placing frame is fixedly connected with the oxygen tank, the inner cavity of the placing frame is provided with the gas supply hole, the gas supply hole is communicated with the oxygen tank, the top of the placing frame is screwedly connected with the connecting plate, the top of the connecting plate is fixedly connected with the gas supply pipe, the other end of the gas supply pipe is fixedly connected with the first connecting hole, the other end of the gas supply pipe is fixedly connected with the gas supply nozzle at the top, and the gas supply nozzle is located in the combustion pipe.

[0008] Preferably, the gas storage assembly comprises a gas storage box and a gas storage pipe, one end of the gas storage pipe is fixedly connected with the first connecting pipe, and the other end of the gas storage pipe is fixedly connected with the gas storage box.

[0009] Preferably, the gas supply assembly comprises a gas supply box, a placing frame, an oxygen tank, a gas supply hole, a connecting plate, a gas supply pipe and a gas supply nozzle, the outer side wall of the box is fixedly connected with the gas supply box, the inside of the gas supply box is movably connected with the placing frame, the bottom of the placing frame is fixedly connected with the oxygen tank, the inner cavity of the placing frame is provided with the gas supply hole, the gas supply hole is communicated with the oxygen tank, the top of the placing frame is screwedly connected with the connecting plate, the top of the connecting plate is fixedly connected with the gas supply pipe, the other end of the gas supply pipe is fixedly connected with the first connecting hole, the other end of the gas supply pipe is fixedly connected with the gas supply nozzle at the top, and the gas supply nozzle is located in the combustion pipe.

[0010] Preferably, the top of the gas supply hole is fixedly connected with the gas supply pipe, and the gas supply pipe is located in the gas storage box, the top of the gas supply pipe is fixedly connected with the gas supply frame.

[0011] Preferably, the gas supply assembly comprises a gas supply box, a placing frame, an oxygen tank, a gas supply hole, a connecting plate, a gas supply pipe and a gas supply nozzle, the outer side wall of the box is fixedly connected with the gas supply box, the inside of the gas supply box is movably connected with the placing frame, the bottom of the placing frame is fixedly connected with the oxygen tank, the inner cavity of the placing frame is provided with the gas supply hole, the gas supply hole is communicated with the oxygen tank, the top of the placing frame is screwedly connected with the connecting plate, the top of the connecting plate is fixedly connected with the gas supply pipe, the other end of the gas supply pipe is fixedly connected with the first connecting hole, the other end of the gas supply pipe is fixedly connected with the gas supply nozzle at the top, and the gas supply nozzle is located in the combustion pipe.

[0012] To sum up, the technical effects and advantages of the utility model are as follows:

[0013] 1: when the waste gas enters the gas inlet box, the waste gas is sent into the combustion pipe through the gas inlet pipe on the gas inlet box, then the oxygen tank in the gas supply box sends oxygen into the gas supply pipe, the oxygen is sprayed into the combustion pipe through the gas supply nozzle on the gas supply pipe, then the waste gas is ignited by the electronic igniter, which avoids the threat of waste gas to the health of workers and reduces the risk of danger.

[0014] 2: when the waste gas is combusted, the waste gas enters the gas storage box through the gas storage pipe, the motor is started, the output shaft of the motor drives the rotating blade to rotate, the waste gas in the gas storage box enters the exhaust pipe, when the waste gas enters the exhaust pipe, the waste gas is filtered through the air filter in the exhaust pipe, then the filtered waste gas flows out from the exhaust port on the exhaust pipe. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the structure schematic view of the utility model;

[0016] Figure 2 It is the exploded structure schematic view of the utility model air intake assembly;

[0017] Figure 3 It is the exploded structure schematic view of the utility model gas supply assembly;

[0018] Figure 4 It is the structure schematic view of the utility model gas storage tank body;

[0019] Figure 5 It is the exploded structure schematic view of the utility model air blowing assembly;

[0020] Figure 6 It is the exploded structure schematic view of the utility model exhaust assembly.

[0021] In the drawing:

[0022] 1, tank body;2, air intake assembly;201, air intake tank body;202, air intake port;203, air intake pipe;204, electronic igniter;205, fixed plate;206, combustion pipe;207, first connecting hole;208, first connecting pipe;3, gas supply assembly;301, gas supply tank body;302, placing frame;303, oxygen tank;304, gas supply hole;305, connecting plate;306, gas supply pipe;307, gas supply nozzle;4, gas storage assembly;401, gas storage tank body;402, gas storage pipe;5, air blowing assembly;501, air blowing tank body;502, motor;503, rotating blade;504, air blowing port;505, air blowing pipe;506, air blowing frame;6, exhaust assembly;601, exhaust pipe;602, air filter element;603, exhaust port. DETAILED DESCRIPTION

[0023] In the description of the utility model, it needs to be understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and cannot be understood as indicating or implying that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model.

[0024] In the description of the utility model, the meaning of "multiple" is two or more than two, unless otherwise specifically limited.

[0025] In the description of the utility model, it is necessary to explain, unless another explicit provision and limitation, the term "installation", "set with", "sleeve set / interface", "connection" and the like, should do broad sense understanding, for example "connection", can be fixed connection, also can be detachable connection, or integrally connected;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through the intermediate medium, can be two elements inside the communication。For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0026] Refer to Figures 1-6 A waste gas treatment device of carburizing furnace, including box 1;Air inlet assembly 2, air inlet assembly 2 is located below box 1, air inlet assembly 2 is located right of gas supply assembly 3;Gas supply assembly 3, located in the lower left of box 1.And gas supply assembly 3 is located in the left oblique of gas storage assembly 4;Gas storage assembly 4, located in the front of box 1, and gas storage assembly 4 is located right of blowing assembly 5;Blowing assembly 5, located in the right oblique of box 1, and blowing assembly 5 is located in the rear of gas supply assembly 3;Air inlet assembly 2 contains air inlet box 201, air inlet 202, air inlet pipe 203, electronic igniter 204, fixed plate 205, combustion tube 206, first connecting hole 207 and first connecting pipe 208, the bottom of box 1 is fixedly connected with air inlet box 201, the outer side wall of air inlet box 201 is provided with air inlet 202, air inlet box 201 is fixedly connected with air inlet pipe 203 in the inside, the inner cavity of air inlet pipe 203 is provided with electronic igniter 204, electronic igniter 204 is threadedly connected with fixed plate 205 on the side away from air inlet pipe 203, and fixed plate 205 is located on the circumferential outer wall of air inlet pipe 203, the top of air inlet pipe 203 is fixedly connected with combustion tube 206, the top of combustion tube 206 is provided with first connecting hole 207, and the circumferential outer wall of combustion tube 206 is fixedly connected with first connecting pipe 208.

[0027] Further, the gas supply assembly 3 comprises a gas supply box 301, a placing frame 302, an oxygen tank 303, a gas supply hole 304, a connecting plate 305, a gas supply pipe 306, and a gas supply nozzle 307, the outer side wall of the box 1 is fixedly connected with the gas supply box 301, the inside of the gas supply box 301 is movably connected with the placing frame 302, the bottom of the placing frame 302 is fixedly connected with the oxygen tank 303, the inner cavity of the placing frame 302 is provided with the gas supply hole 304, and the gas supply hole 304 is in communication with the oxygen tank 303, the top of the placing frame 302 is threadedly connected with the connecting plate 305, the top of the connecting plate 305 is fixedly connected with the gas supply pipe 306, the other end of the gas supply pipe 306 is fixedly connected with the first connecting hole 207, and the other end of the gas supply pipe 306 is fixedly connected with the gas supply nozzle 307 at the top, and the gas supply nozzle 307 is located inside the combustion pipe 206. Through the design of the placing frame 302, the oxygen tank 303, the gas supply hole 304, the gas supply pipe 306, and the gas supply nozzle 307, the oxygen in the oxygen tank 303 enters the combustion pipe 206 from the gas supply nozzle 307 through the gas supply pipe 306.

[0028] Specifically, the gas storage assembly 4 comprises a gas storage box 401 and a gas storage pipe 402, one end of the gas storage pipe 402 is fixedly connected with the first connecting pipe 208, and the other end of the gas storage pipe 402 is fixedly connected with the gas storage box 401. Through the design of the gas storage box 401 and the gas storage pipe 402, the exhaust gas in the combustion pipe 206 enters the gas storage box 401 through the gas storage pipe 402, and the exhaust gas after combustion is stored in the gas storage box 401.

[0029] Notably, the gas blowing assembly 5 comprises a gas blowing box 501, a motor 502, a rotating blade 503, a gas blowing hole 504, a gas blowing pipe 505, and a gas blowing frame 506, the outer side wall of the gas storage box 401 is fixedly connected with the gas blowing box 501, the inner cavity of the gas blowing box 501 is fixedly connected with the motor 502, the output shaft of the motor 502 is fixedly connected with the rotating blade 503, and one side of the rotating blade 503 is fixedly connected with the gas blowing hole 504. Through the design of the gas blowing box 501, the motor 502, the rotating blade 503, the gas blowing hole 504, the gas blowing pipe 505, and the gas blowing frame 506, the rotating blade 503 is driven to rotate by the motor 502, so as to generate the effect of air flow.

[0030] Notably, the top of the gas blowing hole 504 is fixedly connected with the gas blowing pipe 505, and the gas blowing pipe 505 is located inside the gas storage box 401, the top of the gas blowing pipe 505 is fixedly connected with the gas blowing frame 506. Through the design of the gas blowing hole 504 and the gas blowing pipe 505, the effect of sending air flow into the gas storage box 401 is achieved

[0031] It is worth mentioning that the exhaust assembly 6 comprises an exhaust pipe 601, an air filter 602 and an exhaust port 603, the exhaust pipe 601 is installed at the top of the gas storage box body 401 and penetrates in the gas storage box body 401, the air filter 602 is fixedly connected in the bottom cavity of the exhaust pipe 601, and the exhaust port 603 is fixedly connected to the top of the exhaust pipe 601. Through the design of the exhaust pipe 601, the air filter 602 and the exhaust port 603, the exhaust gas enters the exhaust pipe 601, the air filter 602 in the exhaust pipe 601 filters and purifies the exhaust gas, and then the exhaust gas is discharged from the exhaust port 603.

[0032] The device or equipment model involved in the present application is as follows:

[0033] The model of the motor 502 can be YE3-100.

[0034] Working principle:

[0035] 1: When the exhaust gas enters the equipment, the exhaust gas is sent into the air inlet pipe 203 through the air inlet 202 on the air inlet box 201, and then the exhaust gas is sent into the combustion pipe 206 through the air inlet pipe 203, and then the oxygen in the oxygen tank 303 in the gas supply box 301 enters the gas supply pipe 306 through the gas supply hole 304, and then the oxygen enters the combustion pipe 206 from the first connecting hole 207 through the gas supply pipe 306, and then the electronic igniter 204 ignites to burn the exhaust gas in the combustion pipe 206.

[0036] 2: When the exhaust gas is burned, the burned exhaust gas is sent into the gas storage pipe 402 through the first connecting pipe 208 of the combustion pipe 206, and then the burned exhaust gas is sent into the gas storage box 401 through the gas storage pipe 402, when the burned exhaust gas enters the gas storage box 401, the motor 502 is started, the output shaft of the motor 502 drives the rotating blade 503 to rotate to generate airflow, the airflow enters the blowing frame 506 through the blowing pipe 505, and then the airflow sends the burned exhaust gas in the gas storage box 401 into the exhaust pipe 601 through the blowing frame 506, and then the burned exhaust gas is filtered and purified through the air filter 602 in the exhaust pipe 601, and then the purified exhaust gas is discharged through the exhaust port 603.

[0037] The above shows and describes the basic principle, main features and advantages of the present application. It should be understood by those skilled in the art that the present application is not limited to the above embodiments, and the above embodiments and descriptions in the specification are only preferred examples of the present application and do not limit the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. An exhaust gas treatment device for a carburizing furnace, characterized by The box (1); Air inlet assembly (2), the air inlet assembly (2) is located below the box (1), the air inlet assembly (2) is located right of air supply assembly (3); Air supply assembly (3), located in the lower left of the box (1), and air supply assembly (3) is located in the left oblique of air storage assembly (4); Air storage assembly (4), located in the front of the box (1), and air storage assembly (4) is located right of blowing assembly (5); Blowing assembly (5), located in the oblique right of the box (1), and blowing assembly (5) is located in the rear of air supply assembly (3); Exhaust assembly (6); The air inlet assembly (2) contains air inlet box (201), air inlet (202), air inlet pipe (203), electronic igniter (204), fixed plate (205), combustion tube (206), first connecting hole (207) and first connecting pipe (208), the bottom of the box (1) is fixedly connected with air inlet box (201), the outer side wall of the air inlet box (201) is provided with air inlet (202), the air inlet box (201) is fixedly connected with air inlet pipe (203) inside, the inner cavity of the air inlet pipe (203) is provided with electronic igniter (204), the side away from the air inlet pipe (203) of the electronic igniter (204) is threadedly connected with fixed plate (205), and the fixed plate (205) is located on the circumferential outer wall of the air inlet pipe (203), the top of the air inlet pipe (203) is fixedly communicated with combustion tube (206), the top of the combustion tube (206) is provided with first connecting hole (207), and the circumferential outer wall of the combustion tube (206) is fixedly communicated with first connecting pipe (208).

2. The exhaust gas treatment device for a carburizing furnace according to claim 1, characterized by The air supply assembly (3) contains air supply box (301), placing frame (302), oxygen tank (303), air supply hole (304), connecting plate (305), air supply pipe (306), and air supply nozzle (307), the outer side wall of the box (1) is fixedly connected with air supply box (301), the inside of the air supply box (301) is movably connected with placing frame (302), the bottom of the placing frame (302) is fixedly connected with oxygen tank (303), the inner cavity of the placing frame (302) is provided with air supply hole (304), and the air supply hole (304) is communicated with the oxygen tank (303), the top of the placing frame (302) is threadedly connected with connecting plate (305), the top of the connecting plate (305) is fixedly communicated with air supply pipe (306), the other end of the air supply pipe (306) is fixedly communicated with first connecting hole (207), and the other end of the air supply pipe (306) is fixedly connected with air supply nozzle (307) at the top, and the air supply nozzle (307) is located in the combustion tube (206).

3. The exhaust gas treatment device for a carburizing furnace according to claim 1, characterized by The air storage assembly (4) contains air storage box (401) and air storage pipe (402), one end of the air storage pipe (402) is fixedly communicated with first connecting pipe (208), the other end of the air storage pipe (402) is fixedly connected with air storage box (401).

4. A waste gas treatment device for a carburizing furnace according to claim 3, wherein Said blowing assembly (5) contains blowing box (501), motor (502), rotating blade (503), blowing port (504), blowing pipe (505) and blowing frame (506), the outer wall of the gas storage box (401) is fixedly connected with the blowing box (501), the inner cavity of the blowing box (501) is fixedly connected with the motor (502), the output shaft of the motor (502) is fixedly connected with the rotating blade (503), one side of the rotating blade (503) is fixedly connected with the blowing port (504).

5. A waste gas treatment device for a carburizing furnace according to claim 4, wherein The top of the blowing port (504) is fixedly connected with the blowing pipe (505), and the blowing pipe (505) is located inside the gas storage box (401), the top of the blowing pipe (505) is fixedly connected with the blowing frame (506).

6. A waste gas treatment device for a carburizing furnace according to claim 3, wherein Said exhaust assembly (6) contains exhaust pipe (601), air filter (602) and exhaust port (603), the top of the gas storage box (401) is provided with the exhaust pipe (601), and the exhaust pipe (601) penetrates in the gas storage box (401), the bottom inner cavity of the exhaust pipe (601) is fixedly connected with the air filter (602), and the top of the exhaust pipe (601) is fixedly connected with the exhaust port (603).

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