Ventilation and dust removal system for rare earth molten salt electrolysis production line

Abstract

The utility model discloses a ventilation and dust removal system for a rare earth molten salt electrolysis production line. Comprising a collection module used for collecting dust and waste gas generated in the electrolysis process, a conveying module used for conveying the collected waste gas, a treatment module used for treating dust and harmful components in the waste gas and a discharging module used for safely discharging the treated waste gas, and the treatment module comprises a dust removal pipeline; a negative pressure fan is installed in the dust removal pipeline, a detachable dust removal filter bag is further installed in the dust removal pipeline, an installation ring is arranged on the side face of the dust removal filter bag, and a limiting ring matched with the installation ring for use is arranged at the position, corresponding to the installation ring, of the inner wall of the dust removal pipeline. According to the utility model, by arranging the detachable dust removal filter bag, when the dust removal filter bag is blocked or damaged, the dust removal filter bag can be conveniently detached, so that the dust removal filter bag can be conveniently and thoroughly cleaned or replaced, and the practicability of the dust removal filter bag is further improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of dust removal equipment, and in particular relates to a ventilation and dust removal system for a rare earth molten salt electrolysis production line. Background Art

[0002] Rare earth molten salt electrolysis is a metallurgical process that uses electrical energy to heat and convert it into chemical energy, extracting and purifying metals through the electrolysis of molten salts of rare earth metals or their oxides dissolved in molten salts. The ventilation and dust removal system of the electrolysis production line is a key facility to ensure a safe and environmentally friendly production environment. It is mainly used to collect, treat, and discharge dust and exhaust gases generated during the electrolysis process.

[0003] A Chinese patent with publication number CN202057003U discloses a low-resistance self-cleaning ventilation and dust removal system, which is characterized by comprising an air outlet elbow and a dust bag supported by a support frame, wherein one end of the air outlet elbow is connected to an air inlet fan, and the other end is connected to a dust bag.

[0004] Although the above technical solution solves the corresponding technical problem, the dust removal system in the above technology is not convenient for disassembling and assembling the dust removal bags, and therefore it is not convenient to thoroughly clean and replace the dust removal bags, thereby reducing practicality. Utility Model Content

[0005] The purpose of the utility model is to provide a ventilation and dust removal system for a rare earth molten salt electrolysis production line to solve the technical defects of the existing dust removal system, such as the inconvenience in disassembling and assembling the dust removal bags, the inconvenience in thoroughly cleaning and replacing the dust removal bags, and the low practicality.

[0006] To achieve the above purpose, the present invention provides the following technical solutions:

[0007] A ventilation and dust removal system for a rare earth molten salt electrolysis production line includes a collection module for collecting dust and waste gas generated during the electrolysis process, a conveying module for conveying the collected waste gas, a processing module for treating dust and harmful components in the waste gas, and a discharge module for safely discharging the treated waste gas. The processing module includes a dust removal duct, a negative pressure fan is installed inside the dust removal duct, and a detachable dust filter bag is also installed inside the dust removal duct.

[0008] As a further solution of the present invention, a mounting ring is provided on the side of the dust removal filter bag, and a limiting ring for use with the mounting ring is provided on the inner wall of the dust removal duct and at a position corresponding to the mounting ring.

[0009] As a further solution of the present invention, a clamping and fixing mechanism for fixing the mounting ring is provided inside the dust removal duct and on the side of the mounting ring.

[0010] As a further solution of the present invention, the snap-fit ​​fixing mechanism includes a snap-fit ​​frame, snap-fit ​​fixing components are provided on both sides of the mounting ring, and a snap-fit ​​groove is provided on the inner wall of the dust removal duct at a position corresponding to the snap-fit ​​fixing component.

[0011] As a further solution of the present invention, the card-connecting fixing assembly includes a mounting base fixedly connected to the card frame, a sliding card pin matching the card slot is slidably connected to the mounting base, an operating block is fixedly connected to the end of the sliding card pin, and a sleeve spring is sleeved on the sliding card pin located between the operating block and the mounting base.

[0012] As a preferred solution of the present invention, a handle is fixedly connected to a side of the operating block away from the sliding latch.

[0013] Compared with the existing technology, the ventilation and dust removal system of the rare earth molten salt electrolysis production line of the utility model has the following beneficial effects: by providing a detachable dust filter bag, when the dust filter bag is blocked or damaged, the dust filter bag can be easily disassembled, thereby facilitating the thorough cleaning or replacement of the dust filter bag, thereby improving the practicality of the utility model. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for use in the embodiments. Obviously, the drawings described below are only examples of the embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0015] Figure 1 This is a schematic structural diagram of an embodiment of the present utility model;

[0016] Figure 2 This is a schematic diagram of the structure of the dust removal pipeline in the embodiment of the utility model;

[0017] Figure 3 This is a schematic diagram of the structure of the dust filter bag in the embodiment of the present utility model;

[0018] Figure 4 This is a structural diagram of the clamping and fixing mechanism in an embodiment of the present utility model;

[0019] Figure 5 It is a structural schematic diagram of the clamping and fixing assembly in an embodiment of the present utility model.

[0020] Reference numerals:

[0021] 1. Dust removal duct; 2. Negative pressure fan; 3. Dust removal filter bag;

[0022] 301, mounting ring; 3011, limiting ring;

[0023] 302, snap-fit ​​fixing mechanism;

[0024] 3021, card frame; 3022, card fixing assembly; 3023, card slot;

[0025] 30221. Mounting seat; 30222. Sliding latch; 30223. Operating block; 30224. Sleeve spring; 30225. Handle. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical solutions and advantages of the embodiments of the present invention more clearly understood, the embodiments of the present invention are further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0027] In the description of the embodiments of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the embodiments of the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the embodiments of the present invention.

[0028] In the description of the embodiments of the present invention, it should be noted that, unless otherwise clearly stipulated and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense. For example, it can be a fixed connection, an integral connection, or a detachable connection; it can be the internal connection of two components; it can be directly connected or indirectly connected through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the embodiments of the present invention can be understood according to specific circumstances.

[0029] See attached Figure 1-5 As shown, an embodiment of the utility model provides a ventilation and dust removal system for a rare earth molten salt electrolysis production line, comprising a collection module for collecting dust and waste gas generated during the electrolysis process, a conveying module for conveying the collected waste gas, a processing module for treating dust and harmful components in the waste gas, and an emission module for safely discharging the treated waste gas. The processing module comprises a dust removal pipe 1, a negative pressure fan 2 is installed inside the dust removal pipe 1, and a detachable dust filter bag 3 is also installed inside the dust removal pipe 1.

[0030] See attached Figure 1 As shown, a mounting ring 301 is provided on the side of the dust filter bag 3 , and a limiting ring 3011 for use with the mounting ring 301 is provided on the inner wall of the dust removal duct 1 at a position corresponding to the mounting ring 301 .

[0031] A clamping and fixing mechanism 302 for fixing the mounting ring 301 is provided inside the dust removal duct 1 and on the side of the mounting ring 301 .

[0032] See attached Figure 4 As shown, the clamping and fixing mechanism 302 includes a clamping frame 3021 , clamping and fixing components 3022 are provided on both sides of the mounting ring 301 , and a clamping groove 3023 is provided on the inner wall of the dust removal duct 1 at a position corresponding to the clamping and fixing component 3022 .

[0033] See attached Figure 5 As shown, the snap-fit ​​fixing assembly 3022 includes a mounting base 30221 fixedly connected to the card frame 3021, a sliding card pin 30222 matching the card slot 3023 is slidably connected to the mounting base 30221, an operating block 30223 is fixedly connected to the end of the sliding card pin 30222, and a sleeve spring 30224 is sleeved on the sliding card pin 30222 located between the operating block 30223 and the mounting base 30221.

[0034] By providing the detachable dust filter bag 3, when the dust filter bag 3 is clogged or damaged, the dust filter bag 3 can be easily disassembled, thereby facilitating thorough cleaning or replacement of the dust filter bag 3, thereby improving the practicality of the present invention.

[0035] In order to facilitate pulling the sliding pin 30222 , a handle 30225 is fixedly connected to the side of the operating block 30223 away from the sliding pin 30222 .

[0036] When the dust filter bag 3 needs to be disassembled, the operating block 30223 is pulled by the handle 30225, and the sliding pin 30222 can be moved by the operating block 30223, so that the sliding pin 30222 is disengaged from the corresponding slot 3023, so that the card frame 3021 is disengaged from the fixing of the mounting ring 301, so that the dust filter bag 3 can be easily disassembled and the dust filter bag 3 can be conveniently cleaned or replaced.

[0037] During installation, place the dust filter bag 3 in the dust removal pipe 1, and make the mounting ring 301 abut against the side of the limiting ring 3011, place the clamping frame 3021 against the side of the mounting ring 301, and insert the sliding clamping pin 30222 into the corresponding clamping groove 3023, so as to realize the convenient installation of the dust filter bag 3.

[0038] The above shows and describes the basic principles of the present invention. The above is only a preferred embodiment of the present invention and is not intended to limit the present invention. The above embodiments and descriptions in the specification are only to illustrate the principles of the present invention. Without departing from the scope of the present invention, any modifications, equivalent substitutions and improvements made within the spirit and scope of the present invention should be included in the scope of protection of the present invention.

Claims

1. A ventilation and dust removal system for a rare earth molten salt electrolysis production line, comprising a collection module for collecting dust and exhaust gas generated during the electrolysis process, a conveying module for conveying the collected exhaust gas, a processing module for treating dust and harmful components in the exhaust gas, and a discharge module for safely discharging the treated exhaust gas, characterized in that: The processing module comprises a dust removal duct (1), a negative pressure fan (2) is installed inside the dust removal duct (1), and a detachable dust removal filter bag (3) is also installed inside the dust removal duct (1); a mounting ring (301) is provided on the side of the dust removal filter bag (3), and a limiting ring (3011) for use with the mounting ring (301) is provided on the inner wall of the dust removal duct (1) and at a position corresponding to the mounting ring (301).

2. A ventilation and dust removal system for a rare earth molten salt electrolysis production line according to claim 1, characterized in that: A clamping and fixing mechanism (302) for fixing the mounting ring (301) is provided inside the dust removal duct (1) and on the side of the mounting ring (301).

3. A ventilation and dust removal system for a rare earth molten salt electrolysis production line according to claim 2, characterized in that: The clamping and fixing mechanism (302) comprises a clamping frame (3021), clamping and fixing components (3022) are provided on both sides of the mounting ring (301), and a clamping groove (3023) is provided on the inner wall of the dust removal duct (1) at a position corresponding to the clamping and fixing components (3022).

4. A ventilation and dust removal system for a rare earth molten salt electrolysis production line according to claim 3, characterized in that: The clamping and fixing assembly (3022) comprises a mounting seat (30221) fixedly connected to the clamping frame (3021); a sliding clamping pin (30222) matching the clamping slot (3023) is slidably connected to the mounting seat (30221); an operating block (30223) is fixedly connected to the end of the sliding clamping pin (30222); and a sleeve spring (30224) is sleeved on the sliding clamping pin (30222) located between the operating block (30223) and the mounting seat (30221).

5. A ventilation and dust removal system for a rare earth molten salt electrolysis production line according to claim 4, characterized in that: A handle (30225) is fixedly connected to a side of the operating block (30223) away from the sliding latch (30222).

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