Micro-arch yellow phosphorus electric furnace

Abstract

The utility model discloses a micro-arch yellow phosphorus electric furnace which comprises a yellow phosphorus processing structure, the upper side of the yellow phosphorus processing structure penetrates through a waste gas treatment structure and is used for waste gas treatment, the yellow phosphorus processing structure comprises a processing electric furnace assembly, and an auxiliary discharging assembly is fixed to the lower side of the processing electric furnace assembly and is used for auxiliary discharging treatment. The machining electric furnace assembly comprises a yellow phosphorus electric furnace shell, a micro-arch electric furnace top cover is detachably installed on the upper side of the yellow phosphorus electric furnace shell through bolts, a feeding port penetrates through the left side of the micro-arch electric furnace top cover, and a slag discharging pipe penetrates through the lower side of the yellow phosphorus electric furnace shell. The micro-arch yellow phosphorus electric furnace is provided with the micro-arch electric furnace top cover and the waste gas treatment structure, the arc radian of the micro-arch electric furnace top cover is between that of a flat-top electric furnace and that of an arch-shaped electric furnace, the micro-arch electric furnace top cover is protected, the service life is guaranteed, and meanwhile the gas treatment effect is improved; impurities in the waste gas are blocked under the auxiliary action of the filter screen in the first exhaust pipe, and the impurities dissolved in water are treated under the auxiliary action of the water tank.

Description

Technical Field

[0001] The utility model relates to the technical field of yellow phosphorus, in particular to a micro-arched yellow phosphorus electric furnace. Background Art

[0002] Yellow phosphorus generally refers to white phosphorus. White phosphorus is a single substance of phosphorus with the chemical formula P4. It is a white or light yellow translucent solid. It is soft, brittle when cold, and darkens in light. When exposed to air, it produces green phosphorescence and white smoke in the dark. It ignites at about 40°C in humid air and slightly higher in dry air. At present, the electric furnace method is mainly used in China to produce yellow phosphorus. High temperature is generated during the production of yellow phosphorus. High temperature causes great damage to the cover of the yellow phosphorus electric furnace, shortening the service life of the yellow phosphorus electric furnace. In addition, harmful gases are generated during the production of yellow phosphorus. The harmful gases are in direct contact with the activated carbon filter, which will shorten the use time and increase costs. Utility Model Content

[0003] The utility model aims to provide a micro-arched yellow phosphorus electric furnace to solve the problems raised in the above-mentioned background technology that high temperature is generated in the yellow phosphorus production process, the high temperature causes great damage to the yellow phosphorus electric furnace cover, shortens the service life of the yellow phosphorus electric furnace, and harmful gases are generated in the yellow phosphorus production process, and the harmful gases directly contact with the activated carbon filter screen, shortens the service life and increases the cost.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a micro-arched yellow phosphorus electric furnace, comprising a yellow phosphorus processing structure, the upper side of the yellow phosphorus processing structure penetrates the exhaust gas treatment structure and is used for exhaust gas treatment, the yellow phosphorus processing structure comprises a processing electric furnace assembly, the lower side of the processing electric furnace assembly is fixed with an auxiliary discharge assembly and is used for auxiliary discharge processing;

[0005] The processed electric furnace assembly includes a yellow phosphorus electric furnace shell. The upper side of the yellow phosphorus electric furnace shell is disassembled and installed with a micro-arch electric furnace top cover by bolts. The left side of the micro-arch electric furnace top cover passes through a feed port, and the lower side of the yellow phosphorus electric furnace shell passes through a slag discharge pipe.

[0006] Preferably, the auxiliary discharging assembly includes a storage box, in which an electric telescopic rod is embedded, a rotating structure is fixed on the lower side of the electric telescopic rod, the lower side of the rotating structure is rotatably connected to a connecting plate, the motor on the connecting plate drives the spiral rod and is used to assist in slag removal, the scraper is located in the outer shell of the yellow phosphorus electric furnace, the motor on the outer shell of the yellow phosphorus electric furnace drives the scraper to rotate and is used for scraping the inner wall of the outer shell of the yellow phosphorus electric furnace.

[0007] By adopting the above technical solution, the slag discharge pipe is processed by arranging an auxiliary discharge component.

[0008] Preferably, the exhaust gas treatment structure includes a first exhaust pipe, a filter screen is arranged inside the first exhaust pipe, the first exhaust pipe is threadedly connected to the second air pipe through a hollow threaded connector and is connected to a water tank, the motor on the water tank drives the stirring rod to rotate, and the third exhaust pipe is connected to the water tank and the exhaust gas treatment component and is used for exhaust gas treatment.

[0009] By adopting the above technical solution and setting up an exhaust gas treatment structure, the service life of the activated carbon filter can be extended.

[0010] Preferably, the exhaust gas treatment component includes an exhaust gas treatment box, an activated carbon filter is placed in the exhaust gas treatment box, the exhaust gas treatment box is connected to an activated carbon bag storage box above, and the activated carbon bag storage box is penetrated by an exhaust hole.

[0011] By adopting the above technical solution and setting up the waste gas treatment component, the harmful gas can be treated thoroughly.

[0012] Preferably, the activated carbon filter screen is provided with two layers, and the mesh densities of the two layers of activated carbon filter screen are different.

[0013] Compared with the prior art, the utility model has the following beneficial effects: the micro-arched yellow phosphorus electric furnace

[0014] (1) A micro-arch electric furnace top cover and an exhaust gas treatment structure are provided. The arc of the micro-arch electric furnace top cover is between that of a flat-top electric furnace and an arch electric furnace. The micro-arch electric furnace top cover is protected and the gas treatment effect is increased while ensuring the service life. The exhaust gas is blocked by the filter screen in the first exhaust pipe to prevent large particles of impurities from entering the water tank. The impurities are treated with the help of the water tank. The treated exhaust gas is pre-treated by two layers of activated carbon filters. The pre-treated wastewater enters the activated carbon bag storage box and is treated again by the activated carbon bag. While ensuring the quality of exhaust gas treatment, the service life of the activated carbon filter screen and the activated carbon bag is extended, saving costs.

[0015] (2) An auxiliary discharge assembly is provided. When the slag discharge pipe is blocked, the rotating structure drives the spiral rod on the connecting plate to rotate to the lower side of the slag discharge pipe. When the spiral rod rotates, the waste slag in the slag discharge pipe is directly discharged to avoid blockage of the slag discharge pipe. Manual operation is required, which is inconvenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the front view structure of the utility model;

[0017] Figure 2 This is a rear view structural diagram of the utility model;

[0018] Figure 3 This is a schematic diagram of the structure of the waste gas treatment component of the utility model;

[0019] Figure 4 The utility model is a schematic diagram of the distribution structure of the micro-arch electric furnace top cover on the outer shell of the yellow phosphorus electric furnace.

[0020] In the figure: 1. yellow phosphorus processing structure; 11. processing electric furnace assembly; 111. yellow phosphorus electric furnace shell; 112. micro-arch electric furnace top cover; 113. feed port; 114. slag discharge pipe; 12. auxiliary discharge assembly; 121. storage box; 122. electric telescopic rod; 123. rotating structure; 124. connecting plate; 125. screw rod; 126. scraper; 2. exhaust gas treatment structure; 21. first exhaust pipe; 22. filter screen; 23. hollow threaded connector; 24. second air supply pipe; 25. water tank; 26. stirring rod; 27. third exhaust pipe; 28. exhaust gas treatment assembly; 281. exhaust gas treatment box; 282. activated carbon filter screen; 283. activated carbon bag storage box; 284. exhaust hole. DETAILED DESCRIPTION

[0021] 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.

[0022] See also Figure 1-4 The utility model provides a technical solution: a micro-arched yellow phosphorus electric furnace such as Figure 1 , Figure 2 and Figure 4 As shown, it includes a yellow phosphorus processing structure 1, which includes a processing electric furnace assembly 11, and an auxiliary discharge assembly 12 is fixed at the lower side of the processing electric furnace assembly 11 and is used for auxiliary discharge processing, wherein the processing electric furnace assembly 11 includes a yellow phosphorus electric furnace shell 111, and a micro-arch electric furnace top cover 112 is disassembled and installed on the upper side of the yellow phosphorus electric furnace shell 111 by bolts, and a feed inlet 113 is penetrated on the left side of the micro-arch electric furnace top cover 112, and a slag discharge pipe 114 is penetrated on the lower side of the yellow phosphorus electric furnace shell 111;

[0023] Furthermore, six groups of threaded holes are penetrated on the yellow phosphorus electric furnace shell 111 and the micro-arch electric furnace top cover 112, and the six groups of threaded holes are equidistantly distributed on the yellow phosphorus electric furnace shell 111 and the micro-arch electric furnace top cover 112, and the six groups of threaded holes are threadedly connected by bolts;

[0024] Specifically, a support block is fixed on the outer wall of the yellow phosphorus electric furnace shell 111, and a support rod is slidably connected to the support block. A spring shaft is fixed between the support rod and the support block to play a buffering role. A base is fixed on the lower side of the support rod, and the base is hollow. A double-section electric telescopic rod is fixed on the lower side of the base. A universal roller is fixed on the lower side of the double-section electric telescopic rod through a spring shaft, which is convenient for driving the yellow phosphorus electric furnace to move to the gas position for use in the later stage.

[0025] In the above scheme, bolts penetrate the yellow phosphorus electric furnace shell 111 and the micro-arch electric furnace top cover 112 and rotate and are threadedly fixed. The raw materials are stored in the yellow phosphorus electric furnace shell 111 through the feed port 113 for processing, and the waste slag generated by the processing is discharged through the slag discharge pipe 114.

[0026] like Figure 1 As shown, the auxiliary discharging assembly 12 includes a storage box 121, an electric telescopic rod 122 is embedded in the storage box 121, a rotating structure 123 is fixed on the lower side of the electric telescopic rod 122, and the lower side of the rotating structure 123 is rotatably connected to a connecting plate 124, a motor-driven screw rod 125 on the connecting plate 124 is used to assist in slag removal, and a scraper 126 is located in the yellow phosphorus electric furnace shell 111, and the motor-driven scraper 126 on the yellow phosphorus electric furnace shell 111 is used to rotate and is used for scraping the inner wall of the yellow phosphorus electric furnace shell 111;

[0027] Among them, a motor is fixed on the micro-arch electric furnace top cover 112, and the motor drives the scraper 126 on the rotating rod to rotate and process the impurities on the inner wall of the yellow phosphorus electric furnace shell 111. It is not necessary to manually open the micro-arch electric furnace top cover 112 for operation, thereby ensuring the sealing of the micro-arch electric furnace top cover 112 and the yellow phosphorus electric furnace shell 111. At the same time, no manual operation is required, which increases practicality;

[0028] Specifically, the rotating structure 123 is a stepping motor, which is a prior art;

[0029] In the above scheme, with the assistance of the stepper motor, the screw rod 125 on the connecting plate 124 is driven to rotate to the lower side of the slag discharge pipe 114, and the electric telescopic rod 122 in the storage box 121 drives the screw rod 125 to move to the inside of the slag discharge pipe 114 through the rotating structure 123 and the connecting plate 124. The motor on the connecting plate 124 drives the screw rod 125 to rotate, and the rotation of the screw rod 125 assists the discharge process in the slag discharge pipe 114 to avoid blockage of the slag discharge pipe 114 and affect the normal slag removal process.

[0030] like Figure 1 , Figure 2 and Figure 3As shown, the upper side of the yellow phosphorus processing structure 1 is connected to a waste gas treatment structure 2 and is used for waste gas treatment. The waste gas treatment structure 2 includes a first exhaust pipe 21. A filter screen 22 is arranged in the first exhaust pipe 21. The first exhaust pipe 21 is threadedly connected to the second air supply pipe 24 through a hollow threaded connector 23 and is connected to a water tank 25. The motor on the water tank 25 drives the stirring rod 26 to rotate. The third exhaust pipe 27 is connected to the water tank 25 and the waste gas treatment component 28 and is used for waste gas treatment. The waste gas treatment component 28 includes a waste gas treatment box 281. An activated carbon filter screen 282 is placed in the waste gas treatment box 281. The waste gas treatment box 281 is connected to an activated carbon bag storage box 283 above. The activated carbon bag storage box 283 is penetrated with an exhaust hole 284, wherein the activated carbon filter screen 282 is provided with two layers, and the mesh density of the two layers of activated carbon filter screens 282 is different.

[0031] Furthermore, the stirring rod 26 is arranged in an L shape, and the stirring rod 26 is in contact with the inner wall of the water tank 25. The motor on the water tank 25 drives the stirring rod 26 to rotate and automatically clean the inner wall of the water tank 25 to ensure the cleaning quality, and the cleaned waste water is discharged through the drain pipe;

[0032] In the above scheme, the exhaust gas is filtered through the filter screen 22 in the first exhaust pipe 21 to prevent large particles of impurities from entering the water tank 25. The exhaust gas enters the water tank 25 through the second gas pipe 24 for treatment. The treated exhaust gas enters the exhaust gas treatment box 281 through the third exhaust pipe 27. The two layers of activated carbon filter screens 282 in the exhaust gas treatment box 281 are pre-treated. The pre-treated exhaust gas is treated again through the activated carbon bag in the activated carbon bag storage box 283 to ensure the quality of exhaust gas treatment and extend the service life of the exhaust gas treatment component 28. The treated gas is discharged through the exhaust hole 284.

[0033] Working principle: When using the micro-arch yellow phosphorus electric furnace, connect the external power supply, process the yellow phosphorus and treat the waste slag with the assistance of the yellow phosphorus processing structure 1, and treat the waste gas through the waste gas treatment structure 2 to ensure the quality of the operating environment.

[0034] The directions or positional relationships indicated by terms such as "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" are based on the directions or positional relationships shown in the accompanying drawings. They are merely simplified descriptions for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the protection content of the present invention.

[0035] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A micro-arched yellow phosphorus electric furnace, comprising a yellow phosphorus processing structure (1), wherein an exhaust gas treatment structure (2) is connected to the upper side of the yellow phosphorus processing structure (1) and is used for exhaust gas treatment, characterized in that: The yellow phosphorus processing structure (1) comprises a processing electric furnace assembly (11), and an auxiliary discharge assembly (12) is fixed at the lower side of the processing electric furnace assembly (11) and is used for auxiliary discharge processing; The processing electric furnace assembly (11) comprises a yellow phosphorus electric furnace shell (111). A micro-arch electric furnace top cover (112) is installed and disassembled on the upper side of the yellow phosphorus electric furnace shell (111) by means of bolts. A feed inlet (113) is passed through the left side of the micro-arch electric furnace top cover (112), and a slag discharge pipe (114) is passed through the lower side of the yellow phosphorus electric furnace shell (111).

2. The micro-arched yellow phosphorus electric furnace according to claim 1, characterized in that: The auxiliary discharge assembly (12) comprises a storage box (121), wherein an electric telescopic rod (122) is embedded in the storage box (121), a rotating structure (123) is fixed at the lower side of the electric telescopic rod (122), and the lower side of the rotating structure (123) is rotatably connected to a connecting plate (124), a motor on the connecting plate (124) drives a spiral rod (125) and is used for assisting slag removal, and a scraper (126) is located in the outer shell (111) of the yellow phosphorus electric furnace, and the motor on the outer shell (111) drives the scraper (126) to rotate and is used for scraping the inner wall of the outer shell (111) of the yellow phosphorus electric furnace.

3. The micro-arched yellow phosphorus electric furnace according to claim 1, characterized in that: The exhaust gas treatment structure (2) comprises a first exhaust pipe (21), a filter screen (22) is arranged in the first exhaust pipe (21), the first exhaust pipe (21) is threadedly connected to the second air supply pipe (24) through a hollow threaded connector (23) and is connected to a water tank (25), a motor on the water tank (25) drives a stirring rod (26) to rotate, and a third exhaust pipe (27) is connected to the water tank (25) and the exhaust gas treatment component (28) and is used for exhaust gas treatment.

4. The micro-arched yellow phosphorus electric furnace according to claim 3, characterized in that: The waste gas treatment assembly (28) comprises a waste gas treatment box (281), an activated carbon filter (282) is placed in the waste gas treatment box (281), the top of the waste gas treatment box (281) is connected to an activated carbon bag storage box (283), and an exhaust hole (284) runs through the activated carbon bag storage box (283).

5. The micro-arched yellow phosphorus electric furnace according to claim 4, characterized in that: The activated carbon filter (282) is provided with two layers, and the mesh densities of the two layers of activated carbon filter (282) are different.

Images