Vacuum heating equipment for antimony trioxide purification

Abstract

The utility model relates to the technical field of vacuum heating equipment, and discloses vacuum heating equipment for antimony trioxide purification, which comprises a vacuum tank, a fixed cover is rotatably mounted on the left side of the front end of the vacuum tank through a hinge, and a ventilation slot is formed in one side of the front end of the fixed cover; the exhaust pipe is arranged at the rear end of the fixed cover, and air guide shells are mounted at the upper end and the lower end in the exhaust pipe; the rotating ring is arranged in the fixing cover, a driving motor is installed in the fixing cover, a driving gear is installed at the output end of the driving motor, fixing rods are arranged on the upper side and the lower side of the rear end of the rotating ring, and bristles are arranged outside the fixing rods; and the three-way pipe is arranged at the front end of the fixed cover, and the three-way pipe and the exhaust pipe are fixed in a sealed mode. According to the vacuum tank, the brush hair cleaning structure and the extraction structure are arranged, so that the interior of the vacuum tank can be cleaned conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of vacuum heating equipment, in particular to vacuum heating equipment for purifying antimony trioxide. Background Art

[0002] Antimony trioxide is an inorganic compound with the chemical formula Sb2O3. The natural product is called antimony white, commonly known as antimony white, which is a white crystalline powder with a melting point of 655℃ and a boiling point of 1550℃. It is soluble in concentrated hydrochloric acid, sulfuric acid, alkaline solution and hot tartaric acid solution, and slightly soluble in water, dilute nitric acid and dilute sulfuric acid. It is mainly used as a pigment, flame retardant, mordant, catalyst, and can also be used to synthesize antimony salts.

[0003] In the purification process of antimony trioxide, vacuum heating equipment is mainly used for heating in the sublimation stage, heating antimony trioxide to 400℃, so that it can be directly converted from solid to gas, thereby achieving the purpose of purification. The specific operation method is: place antimony trioxide in a vacuum environment, and heat it through heating equipment to make it sublime at high temperature.

[0004] After using vacuum heating equipment to purify antimony trioxide, waste gas, waste water, waste residue and other wastes generated in the heating chamber need to be treated and disposed of accordingly to avoid harm to the environment and human health. For this purpose, a vacuum heating equipment for purifying antimony trioxide is proposed. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] In view of the deficiencies in the prior art, the utility model provides a vacuum heating device for purifying antimony trioxide to solve the problems raised in the above background technology.

[0007] (II) Technical solution

[0008] To achieve the above purpose, the utility model provides the following technical solution: a vacuum heating device for purifying antimony trioxide, comprising:

[0009] A vacuum tank, wherein a fixed cover is rotatably mounted on the left side of the front end of the vacuum tank through a hinge, and a ventilation slot is arranged on one side of the front end of the fixed cover;

[0010] The exhaust pipe is arranged at the rear end of the fixed cover, and air guide shells are installed at the upper and lower ends of the exhaust pipe;

[0011] A rotating ring is arranged inside the fixed cover, and the rotating ring is rotatably connected to the fixed cover. A driving motor is installed inside the fixed cover, and a driving gear is installed at the output end of the driving motor, and the driving gear is meshed with the inner wall of the rotating ring for transmission. Fixed rods are arranged on both upper and lower sides of the rear end of the rotating ring, and bristles are arranged on the outside of the fixed rods;

[0012] A three-way pipe is arranged at the front end of the fixed cover, the three-way pipe is sealed and fixed to the exhaust pipe, an activated carbon filter is installed at the upper end of the three-way pipe, and a centrifugal fan is installed at the upper end of the activated carbon filter.

[0013] Preferably, a glass storage bottle is installed at the lower end of the three-way pipe, and the glass storage bottle is connected to the three-way pipe through threaded cooperation, and the glass storage bottle is used to store the fixed residue produced after purification.

[0014] Preferably, a sealing cover is rotatably mounted on the right side of the front end of the vacuum tank via a hinge, and a base is provided at the lower end of the vacuum tank, and the base is fixedly connected to the vacuum tank.

[0015] Preferably, adjusting screws are installed at the four corners inside the base, and the adjusting screws are connected to the base through threaded cooperation. Universal wheels are installed at the lower ends of the adjusting screws, which make the movement of the equipment more convenient.

[0016] Preferably, a top shell is provided at the upper end of the vacuum tank, and the top shell is fixedly connected to the vacuum tank, and a heater is provided inside the top shell.

[0017] Preferably, a vacuum pump is provided at the upper end of the top shell, and the vacuum pump is fixedly connected to the top shell, and the vacuum pump is used to extract the air inside the vacuum tank.

[0018] (III) Beneficial effects

[0019] Compared with the prior art, the utility model provides a vacuum heating device for purifying antimony trioxide, which has the following beneficial effects:

[0020] The utility model closes the fixed cover and starts the driving motor to rotate the driving gear. The rotating ring and the driving gear are meshed to rotate the rotating ring, and the fixed rod drives the bristles to clean the inner wall of the vacuum tank. At the same time, the centrifugal fan is turned on to exhaust air, and the air guide shell cooperates with the exhaust pipe to draw in the waste residue and other wastes dropped by the bristles. In this way, the interior of the vacuum tank is easy to clean, which solves the problems raised in the background technology. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;

[0022] Figure 2 This is a three-dimensional diagram of the fixed cover structure of the utility model;

[0023] Figure 3 It is a bottom view of the vacuum tank structure of the utility model.

[0024] In the figure: 1. Vacuum tank; 2. Top shell; 3. Vacuum pump; 4. Sealing cover; 5. Heater; 6. Base; 7. Adjusting screw; 8. Universal wheel; 9. Fixed cover; 10. Exhaust pipe; 11. Air guide shell; 12. Rotating ring; 13. Driving motor; 14. Driving gear; 15. Fixed rod; 16. Brush; 17. Three-way pipe; 18. Glass storage bottle; 19. Activated carbon filter; 20. Centrifugal fan; 21. Ventilation slot. DETAILED DESCRIPTION

[0025] 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.

[0026] The utility model provides a technical solution, a vacuum heating device for purifying antimony trioxide, please refer to Figure 1 , Figure 2 and Figure 3 ,include:

[0027] The vacuum tank 1 has a fixed cover 9 rotatably mounted on the left side of the front end of the vacuum tank 1 through a hinge, and a ventilation slot 21 is provided on one side of the front end of the fixed cover 9;

[0028] The exhaust pipe 10 is arranged at the rear end of the fixed cover 9, and the upper and lower ends of the exhaust pipe 10 are both installed with air guide shells 11;

[0029] A swivel 12 is arranged inside the fixed cover 9, and the swivel 12 is rotatably connected to the fixed cover 9. A driving motor 13 is installed inside the fixed cover 9. A driving gear 14 is installed at the output end of the driving motor 13. The driving gear 14 is meshed with the inner wall of the swivel 12 for transmission. Fixed rods 15 are arranged on both upper and lower sides of the rear end of the swivel 12, and bristles 16 are arranged on the outside of the fixed rod 15.

[0030] The three-way pipe 17 is arranged at the front end of the fixed cover 9. The three-way pipe 17 is sealed and fixed to the exhaust pipe 10. An activated carbon filter 19 is installed at the upper end of the three-way pipe 17. A centrifugal fan 20 is installed at the upper end of the activated carbon filter 19.

[0031] See also Figure 2 A glass storage bottle 18 is installed at the lower end of the three-way pipe 17, and the glass storage bottle 18 is connected to the three-way pipe 17 through threaded matching. The glass storage bottle 18 is used to store the fixed residue produced after purification.

[0032] See also Figure 1 and Figure 3A sealing cover 4 is rotatably installed on the right side of the front end of the vacuum tank 1 through a hinge, and a base 6 is provided at the lower end of the vacuum tank 1, and the base 6 is fixedly connected to the vacuum tank 1.

[0033] See also Figure 1 and Figure 3 Adjusting screws 7 are installed at the four corners of the base 6, and the adjusting screws 7 are connected to the base 6 through threaded cooperation. A universal wheel 8 is installed at the lower end of the adjusting screw 7, and the universal wheel 8 makes the movement of the equipment more convenient.

[0034] See also Figure 1 and Figure 3 A top shell 2 is disposed at the upper end of the vacuum tank 1 , and the top shell 2 is fixedly connected to the vacuum tank 1 , and a heater 5 is disposed inside the top shell 2 .

[0035] See also Figure 1 and Figure 3 A vacuum pump 3 is provided at the upper end of the top shell 2 and is fixedly connected to the top shell 2 . The vacuum pump 3 is used to extract the air inside the vacuum tank 1 .

[0036] This solution: put antimony trioxide that needs vacuum heating into the vacuum tank 1, close the sealing cover 4, start the vacuum pump 3 to evacuate the vacuum tank 1, then turn off the vacuum pump 3 and turn on the heater 5 for heating. After the purification work is completed, open the sealing cover 4 and take out the purified product, close the fixed cover 9, start the drive motor 13 to rotate the drive gear 14, the rotating ring 12 and the driving gear 14 are meshed to drive the rotating ring 12 to rotate, the fixed rod 15 drives the bristles 16 to clean the inner wall of the vacuum tank 1, and at the same time, turn on the centrifugal fan 20 for exhaust, the air guide shell 11 cooperates with the exhaust pipe 10 to draw in the waste residue and other wastes cleaned by the bristles 16, so that the interior of the vacuum tank 1 is easy to clean, and the gas inside the vacuum tank 1 enters the activated carbon filter 19 through the three-way pipe 17 for filtration and adsorption, and the particulate matter falls downward into the glass storage bottle 18.

[0037] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0038] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A vacuum heating device for purifying antimony trioxide, characterized in that: include: A vacuum tank (1), wherein a fixed cover (9) is rotatably mounted on the left side of the front end of the vacuum tank (1) via a hinge, and a ventilation slot (21) is provided on one side of the front end of the fixed cover (9); An air exhaust pipe (10) is arranged at the rear end of the fixed cover (9), and air guide shells (11) are installed at both upper and lower ends of the air exhaust pipe (10); A rotating ring (12) is arranged inside the fixed cover (9), and the rotating ring (12) is rotatably connected to the fixed cover (9); a driving motor (13) is installed inside the fixed cover (9); a driving gear (14) is installed at the output end of the driving motor (13), and the driving gear (14) is meshed with the inner wall of the rotating ring (12) for transmission; a fixing rod (15) is arranged on both upper and lower sides of the rear end of the rotating ring (12), and bristles (16) are arranged on the outside of the fixing rod (15); A three-way pipe (17) is arranged at the front end of the fixed cover (9), the three-way pipe (17) is sealed and fixed to the exhaust pipe (10), an activated carbon filter (19) is installed at the upper end of the three-way pipe (17), and a centrifugal fan (20) is installed at the upper end of the activated carbon filter (19).

2. The vacuum heating equipment for purifying antimony trioxide according to claim 1, characterized in that: A glass storage bottle (18) is installed at the lower end of the three-way pipe (17), and the glass storage bottle (18) is connected to the three-way pipe (17) through threaded matching.

3. The vacuum heating equipment for purifying antimony trioxide according to claim 1, characterized in that: A sealing cover (4) is rotatably mounted on the right side of the front end of the vacuum tank (1) via a hinge, and a base (6) is provided at the lower end of the vacuum tank (1), and the base (6) is fixedly connected to the vacuum tank (1).

4. The vacuum heating equipment for purifying antimony trioxide according to claim 3, characterized in that: Adjustment screws (7) are installed at the four corners inside the base (6), and the adjustment screws (7) are connected to the base (6) through threaded matching. A universal wheel (8) is installed at the lower end of the adjustment screws (7).

5. The vacuum heating equipment for purifying antimony trioxide according to claim 1, characterized in that: A top shell (2) is provided at the upper end of the vacuum tank (1), and the top shell (2) is fixedly connected to the vacuum tank (1), and a heater (5) is provided inside the top shell (2).

6. The vacuum heating equipment for purifying antimony trioxide according to claim 5, characterized in that: A vacuum pump (3) is provided at the upper end of the top shell (2), and the vacuum pump (3) is fixedly connected to the top shell (2).

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