Collecting device for wet-process phosphoric acid arsenic removal in industrial production process

Abstract

The utility model discloses a collecting device for wet-process phosphoric acid arsenic removal in an industrial production process, which relates to the technical field of chemical engineering and comprises a device main body, a limiting mechanism is mounted on the inner wall of the device main body, and the limiting mechanism comprises a limiting groove, a limiting rod, a pull rod and a limiting spring. According to the arsenic extraction device, the limiting mechanism, the limiting groove and the limiting rod are connected in a clamped mode, the limiting rod and the pull rod are movably connected, when the arsenic extraction device is used, the limiting spring extrudes the collecting sleeve downwards through the elastic force characteristic, shaking of the collecting sleeve is avoided, the stability of the device is improved, and when extracted arsenic needs to be taken out, the collecting sleeve is lifted upwards; and when the limiting rod slides to the top end of the limiting groove, the joint of the limiting rod and the pull rod extends out of the device body, the pull rod is bent to be in a horizontal state, the collecting sleeve rotates along with the pull rod, then arsenic extracted from the collecting sleeve is poured out, and the practicability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of chemical industry, in particular to a collection device for removing arsenic from wet phosphoric acid in an industrial production process. Background Art

[0002] At present, arsenic removal from wet-process phosphoric acid is one of the requirements for moderate purification of wet-process phosphoric acid. Arsenic in wet-process phosphoric acid exists in the form of arsenous acid or arsenic acid. The main method for arsenic removal is chemical method. The common method for arsenic removal from existing wet-process phosphoric acid is to add arsenic removal agent, wait for chemical reaction, and then let it stand to make the separated arsenic become solid particles, and then pour the arsenic-free wet phosphoric acid, filter and remove the arsenic. However, the wet-process phosphoric acid is easily spilled during the pouring process, and the wet-process phosphoric acid and the arsenic removal agent are not fully integrated, which affects the arsenic removal effect and efficiency. Therefore, a collection device for arsenic removal from wet-process phosphoric acid in industrial production is needed.

[0003] An existing collection device for arsenic removal from wet phosphoric acid in an industrial production process cannot be automatically stirred during operation, the arsenic removal effect is poor, and the wet phosphoric acid liquid after arsenic removal is easily spilled when pouring. Therefore, a collection device for arsenic removal from wet phosphoric acid in an industrial production process is urgently needed. Utility Model Content

[0004] Based on this, the purpose of the utility model is to provide a collection device for arsenic removal from wet phosphoric acid in an industrial production process, so as to solve the problems that the existing collection device for arsenic removal from wet phosphoric acid in an industrial production process cannot be automatically stirred during use, the arsenic removal effect is poor, and the wet phosphoric acid liquid after arsenic removal is easily spilled when pouring.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a collection device for arsenic removal from wet phosphoric acid in an industrial production process, comprising a device body, an inner wall of the device body being installed with a limiting mechanism, the limiting mechanism comprising a limiting groove, a limiting rod, a pull rod and a limiting spring, limiting grooves are provided on both sides of the outer wall of the device body, a limiting rod is installed on the inner wall of the limiting groove, a pull rod is installed on the top of the limiting rod, and a limiting spring is installed on the outer wall of the pull rod.

[0006] A collecting sleeve is installed on the inner wall of the limiting mechanism.

[0007] A rotating mechanism is installed on the inner wall of the device body, and the rotating mechanism includes a rotating motor, a turntable, a protective cover and a positioning rod. The rotating motor is installed on the inner wall of the device body, a turntable is installed on the top of the rotating motor, and a protective cover is installed on the bottom of the device body, and the positioning rod runs through the interior of the protective cover.

[0008] Preferably, the limiting groove and the limiting rod are in a snap-fit ​​connection, and the limiting rod and the pulling rod are movably connected.

[0009] Preferably, the pull rod is symmetrically arranged with the central axis of the device body as the center, and the pull rod forms a telescopic structure with the outer wall of the top of the collection sleeve through a limit spring.

[0010] Preferably, the collecting sleeve is slidably connected to the pull rod, and the collecting sleeve is arranged in a fine mesh shape.

[0011] Preferably, the turntable is movably connected to the device body, and the protective sleeve is threadedly connected to the device body via a positioning rod.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The utility model sets a limiting mechanism, the limiting groove and the limiting rod are snap-connected, and the limiting rod and the pull rod are movably connected. When the device is used, the limiting spring squeezes the collection sleeve downward through the elastic characteristics to prevent the collection sleeve from shaking, thereby increasing the stability of the device. When the extracted arsenic needs to be taken out, the collection sleeve is pulled upward, and the limiting rod slides upward along the limiting groove. When the limiting rod slides to the top of the limiting groove, the connection between the limiting rod and the pull rod extends out of the device body. At this time, the pull rod is bent to a horizontal state, and the collection sleeve rotates accordingly, and then the arsenic extracted in the collection sleeve is poured out, thereby increasing the practicality of the device.

[0014] 2. The utility model provides a collecting sleeve, which is slidably connected to the pull rod. When the device is used, a dearsenicating agent is added to the main body of the device to cause a chemical reaction in the wet-process phosphoric acid, thereby realizing efficient phosphoric acid dearsenicating. After standing still, the collecting sleeve is pulled up to directly take out the separated arsenic, thereby avoiding dumping of the dearsenicated phosphoric acid, which causes spillage and environmental pollution, and increasing the convenience of the device.

[0015] 3. The utility model provides a rotating mechanism, and the protective sleeve is threadedly connected to the device body through a positioning rod. When the device is used, the rotating motor is started to drive the turntable to rotate and stir, thereby accelerating the fusion of wet-process phosphoric acid and the arsenic removal agent, improving the arsenic removal efficiency and effect, and increasing the usability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0017] Figure 2 This is a schematic diagram showing the structure of the internal components of the utility model;

[0018] Figure 3 It is a structural schematic diagram of the limiting mechanism of the utility model;

[0019] Figure 4 It is a structural schematic diagram of the rotating mechanism of the utility model.

[0020] In the figure: 1. device body; 2. limiting mechanism; 201. limiting groove; 202. limiting rod; 203. pulling rod; 204. limiting spring; 3. collecting sleeve; 4. rotating mechanism; 401. rotating motor; 402. turntable; 403. protective sleeve; 404. positioning rod. 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. The embodiments described below with reference to the drawings are exemplary and are only used to explain the utility model, and cannot be understood as limiting the utility model.

[0022] The following describes an embodiment of the utility model based on its overall structure.

[0023] See also Figure 1-4 A collection device for arsenic removal by wet phosphoric acid in an industrial production process comprises a device body 1, a limiting mechanism 2 is installed on the inner wall of the device body 1, the limiting mechanism 2 comprises a limiting groove 201, a limiting rod 202, a pull rod 203 and a limiting spring 204, limiting grooves 201 are arranged on both sides of the outer wall of the device body 1, a limiting rod 202 is installed on the inner wall of the limiting groove 201, a pull rod 203 is installed on the top of the limiting rod 202, and a limiting spring 204 is installed on the outer wall of the pull rod 203, the limiting groove 201 and the limiting rod 202 are snap-fitted, the limiting rod 202 and the pull rod 203 are movably connected, the pull rod 203 is symmetrically arranged with the central axis of the device body 1 as the center, and the pull rod 203 is connected to the outer surface of the top of the collection sleeve 3 through the limiting spring 204. The wall forms a telescopic structure. Through the setting of the limiting mechanism 2, the limiting groove 201 and the limiting rod 202 are snap-connected, and the limiting rod 202 and the pulling rod 203 are movably connected. When the device is used, the limiting spring 204 presses the collecting sleeve 3 downward through the elastic characteristics to prevent the collecting sleeve 3 from shaking, thereby increasing the stability of the device. When the extracted arsenic needs to be taken out, the collecting sleeve 3 is pulled upward. At this time, the limiting rod 202 slides upward along the limiting groove 201. When the limiting rod 202 slides to the top of the limiting groove 201, the connection between the limiting rod 202 and the pulling rod 203 extends out of the device body 1. At this time, the pulling rod 203 is bent to a horizontal state, and the collecting sleeve 3 rotates accordingly, and then the arsenic extracted in the collecting sleeve 3 is poured out, thereby increasing the practicality of the device.

[0024] See also Figure 1-4A collection device for arsenic removal from wet phosphoric acid in an industrial production process, wherein a collection sleeve 3 is installed on the inner wall of a limiting mechanism 2, wherein the collection sleeve 3 is slidably connected to a pull rod 203, and the collection sleeve 3 is arranged in a fine mesh shape, wherein the collection sleeve 3 is slidably connected to the pull rod 203, and when the device is used, a arsenic removal agent is added into a device body 1 to cause a chemical reaction in the wet phosphoric acid, thereby realizing efficient arsenic removal from phosphoric acid, and after standing still, the arsenic released is directly taken out by pulling up the collection sleeve 3, thereby avoiding dumping of the dearsenicated phosphoric acid, causing spillage and polluting the environment, thereby increasing the convenience of the device.

[0025] See also Figure 1-4 , a collection device for arsenic removal from wet phosphoric acid in an industrial production process, a rotating mechanism 4 is installed on the inner wall of a device body 1, the rotating mechanism 4 includes a rotating motor 401, a rotating disk 402, a protective sleeve 403 and a positioning rod 404, a rotating motor 401 is installed on the inner wall of the device body 1, a rotating disk 402 is installed on the top of the rotating motor 401, a protective sleeve 403 is installed on the bottom of the device body 1, and the positioning rod 404 runs through the inside of the protective sleeve 403, the rotating disk 402 is movably connected to the device body 1, the protective sleeve 403 is threadedly connected to the device body 1 through the positioning rod 404, and the protective sleeve 403 is threadedly connected to the device body 1 through the positioning rod 404 through the rotating mechanism 4, when the device is used, the rotating motor 401 is started to drive the rotating disk 402 to rotate and stir, so as to accelerate the fusion of wet phosphoric acid and arsenic removal agent, improve arsenic removal efficiency and arsenic removal effect, and increase the usability of the device.

[0026] Working principle: When in use, first move the device to the desired position, then the limit groove 201 and the limit rod 202 are snap-connected, and the limit rod 202 and the pull rod 203 are movably connected. When the device is in use, the limit spring 204 squeezes the collection sleeve 3 downward through its elastic characteristics to prevent the collection sleeve 3 from shaking and increase the stability of the device. When the extracted arsenic needs to be taken out, the collection sleeve 3 is pulled upward. At this time, the limit rod 202 slides upward along the limit groove 201. When the limit rod 202 slides to the top of the limit groove 201, the connection between the limit rod 202 and the pull rod 203 extends out of the device body 1. At this time, the pull rod 203 is bent to a horizontal state, and the collection sleeve 3 rotates accordingly, and then The arsenic extracted in the collecting sleeve 3 is poured out to increase the practicality of the device, and then the arsenic removal agent is added to the device body 1 to cause the wet-process phosphoric acid to produce a chemical reaction to achieve efficient phosphoric acid arsenic removal. After standing, the collecting sleeve 3 is pulled up to directly take out the separated arsenic, thereby avoiding pouring the phosphoric acid after arsenic removal, which causes spillage and polluting the environment, and increasing the convenience of the device. Finally, the rotating motor 401 is started to drive the turntable 402 to rotate and stir, thereby accelerating the fusion of the wet-process phosphoric acid and the arsenic removal agent, improving the arsenic removal efficiency and effect, and increasing the usability of the device. In this way, the use process of the device is completed. The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0027] 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.

[0028] 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 collection device for removing arsenic from wet phosphoric acid in an industrial production process, comprising a device body (1), characterized in that: A limiting mechanism (2) is installed on the inner wall of the device body (1), and the limiting mechanism (2) comprises a limiting groove (201), a limiting rod (202), a pull rod (203) and a limiting spring (204); limiting grooves (201) are provided on both sides of the outer wall of the device body (1); a limiting rod (202) is installed on the inner wall of the limiting groove (201); a pull rod (203) is installed on the top of the limiting rod (202); and a limiting spring (204) is installed on the outer wall of the pull rod (203); A collecting sleeve (3) is installed on the inner wall of the limiting mechanism (2); A rotating mechanism (4) is installed on the inner wall of the device body (1), and the rotating mechanism (4) comprises a rotating motor (401), a rotating disk (402), a protective sleeve (403) and a positioning rod (404). The rotating motor (401) is installed on the inner wall of the device body (1), a rotating disk (402) is installed on the top of the rotating motor (401), a protective sleeve (403) is installed on the bottom of the device body (1), and the positioning rod (404) passes through the interior of the protective sleeve (403).

2. The collection device for removing arsenic from wet phosphoric acid in an industrial production process according to claim 1, characterized in that: The limiting groove (201) and the limiting rod (202) are in a snap-fit ​​connection, and the limiting rod (202) and the pulling rod (203) are movably connected.

3. The collection device for removing arsenic from wet phosphoric acid in an industrial production process according to claim 1, characterized in that: The pull rod (203) is symmetrically arranged with the central axis of the device body (1) as the center, and the pull rod (203) forms a telescopic structure with the top outer wall of the collection sleeve (3) through a limit spring (204).

4. The collection device for removing arsenic from wet phosphoric acid in an industrial production process according to claim 1, characterized in that: The collecting sleeve (3) is slidably connected to the pull rod (203), and the collecting sleeve (3) is arranged in a fine mesh shape.

5. The collection device for removing arsenic from wet phosphoric acid in an industrial production process according to claim 1, characterized in that: The rotating disk (402) is movably connected to the device body (1), and the protective sleeve (403) is threadedly connected to the device body (1) via a positioning rod (404).

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