Tail gas purification treatment equipment for phosphorus oxychloride production

Abstract

The utility model discloses tail gas purification treatment equipment for phosphorus oxychloride production, which comprises a platform frame, the platform frame is provided with a reactor box body, one end of the reactor box body is provided with a gas collecting box, the bottom of the gas collecting box is provided with a tail gas closing box, a processing tank is arranged below the middle part of the platform frame, and the processing tank is connected with the reactor box body. An outer shell is arranged below the outside of the processing tank, a tank cover is mounted at the top of the processing tank, a supporting frame is connected between the surface of the platform frame and the bottom of the reactor box body, and a connector is arranged on one side of the upper part of the tank cover. According to the tail gas purification treatment equipment for phosphorus oxychloride production, in the production process of phosphorus oxychloride, tail gas generated in the processing tank is conveyed to the connector through the gas guide pipe on the tank cover and then is conveyed into the gas inlet box from the fixing pipe of the connector, and the tail gas in the gas inlet box enters the reactor box body along the bent pipe; and the tail gas reacts with the purification material and the purification device to remove harmful substances in the tail gas.

Description

TECHNICAL FIELD

[0001] The utility model relates to a phosphorus oxychloride production equipment technical field, concretely relates to a tail gas purification treatment equipment for phosphorus oxychloride production. BACKGROUND

[0002] Phosphorus oxychloride is an industrial chemical raw material, is colorless transparent smoky liquid, colorless transparent liquid with irritating odor, smokes violently in humid air, hydrolyzes into phosphoric acid and hydrogen chloride.

[0003] The existing phosphorus oxychloride production equipment does not have tail gas purification treatment function in use, for example, a kind of reaction kettle for phosphorus oxychloride production is disclosed in the application No.CN202221316358.1.The existing phosphorus oxychloride production equipment usually does not have the function of purifying the tail gas generated when being used, the tail gas of phosphorus oxychloride contains high concentration of phosphorus oxychloride and other harmful substances, if directly discharged into surrounding environment, it can cause air pollution, if tail gas is not properly treated, harmful substances in it can enter water body through rainwater scouring, surface runoff and other ways, cause water pollution, long-term contact with tail gas containing phosphorus oxychloride can cause respiratory tract irritation and inflammation, even cause respiratory disease, harmful substances in tail gas can also enter human body through respiratory tract, cause potential threat to health, if not having tail gas purification treatment function, production enterprise can need to bear additional pollution control cost.

[0004] Therefore, it is necessary to invent a tail gas purification treatment equipment for phosphorus oxychloride production to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a tail gas purification treatment equipment for phosphorus oxychloride production to solve the problem of not having tail gas purification treatment function in use.

[0006] In order to achieve the above-mentioned purpose, the utility model provides the following technical scheme: a tail gas purification treatment equipment for phosphorus oxychloride production, including platform frame, reactor box, gas collection tank, tail gas collection tank, processing jar, shell, jar cover, support frame and connector, the platform frame is provided with reactor box, one end of the reactor box is provided with gas collection tank, the bottom of the gas collection tank is provided with tail gas collection tank, the lower middle part of the platform frame is installed with processing jar, the inside of the processing jar is provided with stirring system, the lower part outside the processing jar is provided with shell, the top of the processing jar is installed with jar cover, the surface of the platform frame is connected with the bottom of reactor box and is provided with support frame, the upper side of the jar cover is provided with connector.

[0007] Preferably, one end of the reactor box is provided with an air inlet box, and the air inlet box is located at the edge of the surface of the platform frame.

[0008] Preferably, a bend pipe is connected between the middle of the top surface of the air inlet box and the end of the reactor box, and a closed end pipe is installed on one side of the middle of the outer wall of the air inlet box.

[0009] Preferably, a recovery interface pipe is installed on one side of the middle of the outer wall of the air inlet box, and a waste gas interface pipe is installed on the middle of the top surface of the air inlet box.

[0010] Preferably, a limiting clamping plate is fixedly installed on the upper side of the four sides of the processing tank, and the bottom surface of the limiting clamping plate is placed in close contact with the surface of the platform frame.

[0011] Preferably, a butt joint hole is formed in the bottom surface of the four sides of the processing tank, and a butt joint column matched with the butt joint hole is installed on the bottom surface of the tank cover.

[0012] Preferably, a motor is installed on the middle of the top surface of the tank cover, the output end of the motor is connected with a stirring system arranged in the processing tank, gas guide pipes are installed on both sides of the top surface of the tank cover, and the gas guide pipes are connected with one side of the outer wall of the connector.

[0013] Preferably, the connector is provided in a splicing mode, a fixing pipe is arranged on the other side of the outer wall of the connector, the fixing pipe is connected with one side of the outer wall of the air inlet box, an installation groove is formed in the inner wall of the connector housing on one side, an installation ring matched with the installation groove is arranged on the inner wall of the connector housing on the other side, and a dust screen is arranged at the connection position of the installation ring and the inner wall of the connector.

[0014] In the above technical solution, the technical effects and advantages of the present application are provided.

[0015] The tail gas purification treatment equipment for the production of phosphorus oxychloride is the main place for the production of phosphorus oxychloride, and the inside is provided with a stirring system, and the inside is provided with a stirring system. The motor on the top of the tank cover drives the stirring of the materials in the tank to promote the reaction, and the butt joint holes are formed in the bottom surface of the four sides of the processing tank, and the butt joint columns matched with the butt joint holes are installed on the bottom surface of the tank cover. The tight connection between the tank cover and the processing tank is ensured.

[0016] In the production process of phosphorus oxychloride, the tail gas generated in the processing tank is transported to the connector through the gas guide pipe on the tank cover, and then transmitted from the fixed pipe of the connector to the gas inlet tank. The tail gas in the gas inlet tank enters the reactor tank body along the elbow pipe, reacts with the purification material and the purification device to remove harmful substances in the tail gas, and the purified tail gas enters the gas collection tank and is discharged through the waste gas interface pipe or recycled through the recycling interface pipe. The inside of the connector is provided with a dust screen for intercepting particulate waste in the tail gas to improve the efficiency and quality of subsequent gas purification. The design of the connector enables the tail gas to be smoothly transmitted from the processing tank to the gas inlet tank, while reducing the influence of impurities in the tail gas on the purification effect. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the side view structure of the processing tank of the utility model;

[0019] Figure 3 It is a schematic diagram of the tank cover installation structure of the utility model;

[0020] Figure 4 It is a schematic diagram of the internal structure of the connector of the utility model;

[0021] Figure 5 It is a schematic diagram of the side view structure of the connector of the utility model.

[0022] BRIEF DESCRIPTION OF DRAWINGS:

[0023] 1, platform frame; 2, reactor tank body; 201, gas inlet tank; 202, elbow pipe; 203, occlusion end pipe; 3, gas collection tank; 301, recycling interface pipe; 302, waste gas interface pipe; 4, tail gas collection tank; 5, processing tank; 501, limiting clamping plate; 502, butt joint hole; 503, butt joint column; 6, outer shell; 7, tank cover; 701, motor; 702, gas guide pipe; 8, support frame; 9, connector; 901, fixed pipe; 902, mounting groove; 903, mounting ring; 904, dust screen. DETAILED DESCRIPTION

[0024] In order to enable those skilled in the art to better understand the technical scheme of the utility model, the utility model will be further described in detail below in combination with the drawings.

[0025] The utility model provides a Figures 1-5The utility model provides an exhaust gas purification treatment equipment for phosphorus oxychloride production, including platform frame 1, reactor box 2, gas collecting tank 3, exhaust gas collecting tank 4 and processing jar 5, the platform frame 1 is provided with reactor box 2, the lower side of one end of reactor box 2 is provided with air inlet box 201, and air inlet box 201 is located at the surface one side edge of platform frame 1, and the top surface middle part of air inlet box 201 is connected with the end of reactor box 2 between the bend pipe 202, the outer wall one side middle part of air inlet box 201 is installed with the obturator end pipe 203, and one end of reactor box 2 is provided with gas collecting tank 3, and the outer wall one side middle part of gas collecting tank 3 is installed with recovery interface pipe 301, and the top surface middle part of gas collecting tank 3 is installed with waste gas interface pipe 302, and the bottom of gas collecting tank 3 is provided with exhaust gas collecting tank 4, and the lower middle part of platform frame 1 is installed with processing jar 5, and the inside of processing jar 5 is provided with stirring system, and the outer wall four sides of processing jar 5 are fixedly installed with the limiting clamping plate 501 on the top, and the bottom surface of limiting clamping plate 501 is placed in the surface of platform frame 1, and the bottom surface four sides of processing jar 5 are all provided with the butt joint hole 502, and the bottom surface four sides of jar cover 7 are all installed with the butt joint column 503 matched with butt joint hole 502;

[0026] The bottom of processing jar 5 is provided with the outer shell 6, and the top of processing jar 5 is installed with jar cover 7, and the top surface middle part of jar cover 7 is installed with motor 701, and the output end of motor 701 is connected with the stirring system arranged in processing jar 5, and the both sides of the top surface of jar cover 7 are all installed with gas guide pipe 702, and gas guide pipe 702 is connected with the outer wall one side of connector 9, and the surface of platform frame 1 is connected with the bottom of reactor box 2 and is provided with support frame 8, and the side above of jar cover 7 is provided with connector 9, and connector 9 is provided with fixed pipe 901 on the other side of the outer wall, and fixed pipe 901 is connected with the outer wall one side of air inlet box 201, and the inner wall of one side connector 9 shell is provided with installation groove 902, and the inner wall of the other side connector 9 shell is provided with installation ring 903 matched with installation groove 902, and dust screen 904 is arranged at the inner wall connection of installation ring 903 and connector 9.

[0027] The utility model provides an exhaust gas purification treatment equipment for phosphorus oxychloride production, including platform frame 1, reactor box 2, gas collecting tank 3, exhaust gas collecting tank 4 and processing jar 5, the platform frame 1 is provided with reactor box 2, the lower side of one end of reactor box 2 is provided with air inlet box 201, and air inlet box 201 is located at the surface one side edge of platform frame 1, and the top surface middle part of air inlet box 201 is connected with the end of reactor box 2 between the bend pipe 202, the outer wall one side middle part of air inlet box 201 is installed with the obturator end pipe 203, and one end of reactor box 2 is provided with gas collecting tank 3, and the outer wall one side middle part of gas collecting tank 3 is installed with recovery interface pipe 301, and the top surface middle part of gas collecting tank 3 is installed with waste gas interface pipe 302, and the bottom of gas collecting tank 3 is provided with exhaust gas collecting tank 4, and the lower middle part of platform frame 1 is installed with processing jar 5, and the inside of processing jar 5 is provided with stirring system, and the outer wall four sides of processing jar 5 are fixedly installed with the limiting clamping plate 501 on the top, and the bottom surface of limiting clamping plate 501 is placed in the surface of platform frame 1, and the bottom surface four sides of processing jar 5 are all provided with the butt joint hole 502, and the bottom surface four sides of jar cover 7 are all installed with the butt joint column 503 matched with butt joint hole 502;

[0028] The utility model provides an exhaust gas purification treatment equipment for phosphorus oxychloride production, including platform frame 1, reactor box 2, gas collecting tank 3, exhaust gas collecting tank 4 and processing jar 5, the platform frame 1 is provided with reactor box 2, the lower side of one end of reactor box 2 is provided with air inlet box 201, and air inlet box 201 is located at the surface one side edge of platform frame 1, and the top surface middle part of air inlet box 201 is connected with the end of reactor box 2 between the bend pipe 202, the outer wall one side middle part of air inlet box 201 is installed with the obturator end pipe 203, and one end of reactor box 2 is provided with gas collecting tank 3, and the outer wall one side middle part of gas collecting tank 3 is installed with recovery interface pipe 301, and the top surface middle part of gas collecting tank 3 is installed with waste gas interface pipe 302, and the bottom of gas collecting tank 3 is provided with exhaust gas collecting tank 4, and the lower middle part of platform frame 1 is installed with processing jar 5, and the inside of processing jar 5 is provided with stirring system, and the outer wall four sides of processing jar 5 are fixedly installed with the limiting clamping plate 501 on the top, and the bottom surface of limiting clamping plate 501 is placed in the surface of platform frame 1, and the bottom surface four sides of processing jar 5 are all provided with the butt joint hole 502, and the bottom surface four sides of jar cover 7 are all installed with the butt joint column 503 matched with butt joint hole 502; Figures 1-5For this kind of tail gas purification treatment equipment for the production of phosphorus oxychloride, in use, first in the production process of phosphorus oxychloride, the gas connector 9 below the processing tank 5 generated in the gas pipe 702 to the connector 9, and then from the other end of the fixed pipe 901 transmission to the gas inlet tank 201, into the gas inlet tank 201 gas along the elbow pipe 202 transmission to the reactor tank 2, reactor tank 2 is equipped with purification material and purification device, for removing harmful substances in the tail gas, tail gas after purification exists in the gas collection tank 3, the exhaust gas interface pipe 302 on the top of the gas collection tank 3 for external exhaust gas discharge connection, and the gas collection tank 3 outside wall side of the recovery interface pipe 301 and external for recycling gas connection device connection, the gas in the reactor tank 2 and purification material reaction, thereby removing the harmful substances such as hydrogen chloride and phosphorus trichloride in the tail gas, processing tank 5 is provided with stirring system, through the motor 701 drive stirring system for stirring the material in the tank, to promote the reaction, the gas pipe 702 on the tank cover 7 is not only used for the exhaust, but also may be used to import the oxygen or other gas required for the processing tank 5, the exhaust gas may still contain a small amount of harmful substances and some particle type waste, therefore need to pass through the dust screen 904 in the connector 9 for particle interception, in order to improve the efficiency and quality of subsequent gas purification.

Claims

1. A tail gas purification treatment equipment for phosphorus oxychloride production, comprising a platform frame (1), a reactor box (2), a gas collection box (3), a tail gas collection box (4), a processing tank (5), an outer shell (6), a tank cover (7), a support frame (8) and a connector (9), characterized in that, The platform frame (1) is provided with a reactor box (2), one end of the reactor box (2) is provided with a gas collecting box (3), the bottom of the gas collecting box (3) is provided with a tail gas collecting box (4), the lower middle part of the platform frame (1) is installed with a processing tank (5), the inside of the processing tank (5) is provided with a stirring system, the outside of the processing tank (5) is provided with an outer shell (6), the top of the processing tank (5) is installed with a tank cover (7), the surface of the platform frame (1) and the bottom of the reactor box (2) are connected and provided with a support frame (8), the upper side of the tank cover (7) is provided with a connector (9).

2. The tail gas purification treatment equipment for the production of phosphorus oxychloride according to claim 1, characterized in that: The lower end of the reactor box (2) is provided with an air inlet box (201), and the air inlet box (201) is located on the side edge of the surface of the platform frame (1).

3. The tail gas purification treatment equipment for the production of phosphorus oxychloride according to claim 2, characterized in that: The top surface of the air inlet box (201) is connected with the end of the reactor box (2) through a bend pipe (202), and the outer wall of the air inlet box (201) is installed with a closed end pipe (203) on the middle part of one side.

4. The tail gas purification treatment equipment for the production of phosphorus oxychloride according to claim 1, characterized in that: The outer wall of the gas collecting box (3) is installed with a recovery interface pipe (301) on the middle part of one side, and the top surface of the gas collecting box (3) is installed with a waste gas interface pipe (302) on the middle part.

5. The tail gas purification treatment equipment for the production of phosphorus oxychloride according to claim 1, characterized in that: The outer wall of the processing tank (5) is fixedly installed with a limiting clamping plate (501) on the upper side of four sides, and the bottom surface of the limiting clamping plate (501) is placed in close contact with the surface of the platform frame (1).

6. The tail gas purification treatment equipment for the production of phosphorus oxychloride according to claim 5, characterized in that: The bottom surface of the processing tank (5) is provided with a butt joint hole (502) on each of the four sides, and the bottom surface of the tank cover (7) is installed with a butt joint column (503) matched with the butt joint hole (502) on each of the four sides.

7. The tail gas purification treatment equipment for the production of phosphorus oxychloride according to claim 1, characterized in that: The top surface of the tank cover (7) is installed with a motor (701) on the middle part, the output end of the motor (701) is connected with the stirring system arranged in the processing tank (5), and the top surface of the tank cover (7) is installed with a gas guide pipe (702) on both sides.

8. The tail gas purification treatment equipment for the production of phosphorus oxychloride according to claim 2, characterized in that: The connector (9) is provided in a splicing manner, the outer wall of the connector (9) is provided with a fixing pipe (901) on the other side, the fixing pipe (901) is connected with the outer wall of the air inlet box (201), one side of the connector (9) is provided with an installation groove (902) in the inner wall of the shell, and the other side of the connector (9) is provided with an installation ring (903) matched with the installation groove (902) in the inner wall of the shell, and the installation ring (903) is connected with the inner wall of the connector (9).

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