Reaction kettle for producing chromic nitrate by using chromium-containing waste

Abstract

The utility model relates to the technical field of reaction kettles, and discloses a reaction kettle for producing chromic nitrate by using chromium-containing wastes, which comprises a reaction kettle body, a sealing cover is arranged at the top of the reaction kettle body, the reaction kettle body is matched with the sealing cover, and a stirring mechanism is arranged at the bottom of the sealing cover. The reciprocating lead screw is driven by the arranged servo motor to rotate, the reciprocating lead screw is in threaded rotation connection with the lifting block, so that the lifting block is stressed to slide outside the guide rod, the moving distance of the lifting block is limited by the limiting block arranged outside the guide rod, the collision phenomenon is avoided, and when the lifting block moves, the lifting block is not damaged. The stirring blades make contact with materials to be stressed, so that the stirring blades rotate in the bearings, the materials are stirred in a lifting mode through the stirring blades, the materials can be fully stirred and mixed, the stirring device is different from a traditional single stirring mode, operation is easy and fast, and use is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of reaction kettles, in particular to a reaction kettle for producing chromium nitrate by using chromium-containing waste. Background Art

[0002] A reactor is broadly understood as a container for physical or chemical reactions. Through the structural design and parameter configuration of the container, the heating, evaporation, cooling and low-speed mixing functions required by the process are achieved. Reactors are widely used in the fields of petroleum, chemical industry, rubber, pesticides, dyes, medicines and food.

[0003] Traditional reactor stirring mechanisms mostly use servo motors as power output. The servo motors drive the stirring blades to rotate and mix the materials. However, the stirring method is too simple, and it takes a lot of time to fully stir the materials, which is inconvenient to use. Utility Model Content

[0004] The utility model aims to provide a reaction kettle for producing chromium nitrate from chromium-containing wastes, so as to solve the problems raised in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical solution: a reactor for producing chromium nitrate from chromium-containing waste, comprising a reactor body, a sealing cover is arranged on the top of the reactor body, the reactor body is matched with the sealing cover, and a stirring mechanism is arranged at the bottom of the sealing cover;

[0006] The stirring mechanism includes a servo motor, which is fixedly connected to the top of the sealing cover. A reciprocating screw is fixedly connected to the output end of the servo motor. A lifting block is arranged outside the reciprocating screw. Two groups of mounting blocks are arranged inside the lifting block. Bearings are arranged on the sides of the two groups of mounting blocks. A stirring blade is rotatably connected inside the bearing.

[0007] Preferably, two groups of guide rods are fixedly connected to the bottom of the sealing cover, and the outsides of the two groups of guide rods are fixedly connected to limit blocks.

[0008] Preferably, the lifting block is arranged outside the guide rod, and the lifting block is slidably connected to the guide rod, and the lifting block is threadedly connected to the reciprocating screw.

[0009] Preferably, a fixing rod is provided inside the mounting block, a groove is opened inside the lifting block, the fixing rod is matched with the groove of the lifting block, and the fixing rod is plugged into the groove of the lifting block.

[0010] Preferably, one end of the fixing rod is fixedly connected with a sliding block, the sliding block is arranged inside the mounting block, the sliding block is slidably connected to the mounting block, and a spring is fixedly connected between the sliding block and the mounting block.

[0011] Preferably, a plurality of groups of support rods are fixedly connected to the bottom of the reactor body, a feed discharge port is provided at the bottom of the reactor body, and a feed supply port is provided at the top of the sealing cover.

[0012] Technical effects and advantages of the utility model:

[0013] (1) The utility model utilizes a matching setting method, and the servo motor is set to drive the reciprocating screw to rotate, and the reciprocating screw is connected to the lifting block threadedly, so that the lifting block is forced to slide on the outside of the guide rod, and the limit block set on the outside of the guide rod limits the moving distance of the lifting block to avoid collision. When the lifting block moves, the stirring blade contacts the material and is forced to rotate inside the bearing. The stirring blade lifts and stirs the material, and the material can be fully stirred and mixed. Different from the traditional single stirring method, the operation is simple and fast, and it is easy to use;

[0014] (2) The utility model utilizes a matching setting method. By pressing the fixing rod, the fixing rod pushes the sliding block to move inside the mounting block, so that the sliding block compresses the spring set on the side, so that the fixing rod enters the mounting block, and the mounting block is plugged into the lifting block. The fixing rod set inside the mounting block is acted upon by the spring rebound force, so that the fixing rod is plugged into the lifting block, thereby fixing the lifting block and the mounting block, which is convenient for installation, disassembly and replacement, and easy to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the utility model.

[0016] Figure 2 It is a schematic diagram of the three-dimensional structure of the utility model.

[0017] Figure 3 It is a three-dimensional structural schematic diagram of the utility model.

[0018] Figure 4 This is a schematic diagram of the main structure of the stirring mechanism of the utility model.

[0019] Figure 5 For this utility model Figure 4 Schematic diagram of the structure at point A in the middle.

[0020] In the figure: 1. Reactor body; 2. Sealing cover; 21. Servo motor; 22. Reciprocating screw; 23. Lifting block; 24. Mounting block; 25. Bearing; 26. Stirring blade; 27. Guide rod; 28. Limit block; 29. ​​Fixed rod; 30. Sliding block; 31. Spring; 3. Support rod; 4. Unloading port; 5. Loading port. 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] The utility model provides Figure 1-5 A reactor for producing chromium nitrate from chromium-containing waste is shown, comprising a reactor body 1, a sealing cover 2 is arranged on the top of the reactor body 1, the reactor body 1 is adapted to the sealing cover 2, a plurality of support rods 3 are fixedly connected to the bottom of the reactor body 1, a feeding port 4 is provided at the bottom of the reactor body 1, a feeding port 5 is provided at the top of the sealing cover 2, and a stirring mechanism is provided at the bottom of the sealing cover 2;

[0023] Through the above technical solution, the material unloading operation can be conveniently performed through the provided unloading port 4, and the material loading operation can be conveniently performed through the provided loading port 5. The materials can be fully stirred and mixed through the provided stirring mechanism, which is different from the traditional single stirring method, is simple and fast to operate, easy to use, and convenient to disassemble and install;

[0024] The stirring mechanism includes a servo motor 21, which is fixedly connected to the top of the sealing cover 2, and a reciprocating screw 22 is fixedly connected to the output end of the servo motor 21. A lifting block 23 is arranged outside the reciprocating screw 22, and two groups of mounting blocks 24 are arranged inside the lifting block 23. The sides of the two groups of mounting blocks 24 are provided with bearings 25, and the inside of the bearings 25 is rotatably connected with stirring blades 26. Two groups of guide rods 27 are fixedly connected to the bottom of the sealing cover 2, and the outsides of the two groups of guide rods 27 are fixedly connected to limit blocks 28. The lifting block 23 is arranged outside the guide rod 27, and the lifting block 23 is slidably connected to the guide rod 27, and the lifting block 23 is threadedly connected to the reciprocating screw 22;

[0025] Through the above technical solution, the servo motor 21 is an existing device, and its internal circuit connection and working principle are existing technologies, which will not be described in detail here. The servo motor 21 is set to drive the reciprocating screw 22 to rotate, and the reciprocating screw 22 is threadedly connected to the lifting block 23, so that the lifting block 23 is forced to slide on the outside of the guide rod 27. The limit block 28 set on the outside of the guide rod 27 limits the moving distance of the lifting block 23 to avoid collision. When the lifting block 23 moves, the stirring blade 26 contacts the material and is forced, so that the stirring blade 26 rotates inside the bearing 25. The stirring blade 26 lifts and stirs the material, so that the material can be fully stirred and mixed. Different from the traditional single stirring method, the operation is simple and fast, and it is easy to use;

[0026] A fixing rod 29 is provided inside the mounting block 24, and a groove is provided inside the lifting block 23. The fixing rod 29 is adapted to the groove of the lifting block 23, and the fixing rod 29 is plugged into the groove of the lifting block 23. A sliding block 30 is fixedly connected to one end of the fixing rod 29. The sliding block 30 is provided inside the mounting block 24, and the sliding block 30 is slidably connected to the mounting block 24. A spring 31 is fixedly connected between the sliding block 30 and the mounting block 24.

[0027] Through the above technical solution, by pressing the fixing rod 29, the fixing rod 29 pushes the sliding block 30 to move inside the mounting block 24, so that the sliding block 30 compresses the spring 31 set on the side, so that the fixing rod 29 enters the mounting block 24, and the mounting block 24 is plugged into the lifting block 23. The fixing rod 29 set inside the mounting block 24 is affected by the rebound force of the spring 31, so that the fixing rod 29 is plugged into the lifting block 23, thereby fixing the lifting block 23 and the mounting block 24, which is convenient for installation, disassembly and replacement, and easy to use.

[0028] Working principle of this utility model:

[0029] The servo motor 21 is provided to drive the reciprocating screw 22 to rotate, and the reciprocating screw 22 is threadedly connected to the lifting block 23, so that the lifting block 23 is forced to slide on the outside of the guide rod 27, and the limit block 28 provided on the outside of the guide rod 27 limits the moving distance of the lifting block 23 to avoid collision. When the lifting block 23 moves, the stirring blade 26 contacts the material and is subjected to force, so that the stirring blade 26 rotates inside the bearing 25. The stirring blade 26 lifts and stirs the material, so that the material can be fully stirred and mixed.

[0030] Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can 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 should be included in the protection scope of the present invention.

Claims

1. A reactor for producing chromium nitrate from chromium-containing waste, comprising a reactor body (1), a sealing cover (2) being arranged on the top of the reactor body (1), the reactor body (1) being adapted to the sealing cover (2), and characterized in that: A stirring mechanism is provided at the bottom of the sealing cover (2); The stirring mechanism comprises a servo motor (21), the servo motor (21) is fixedly connected to the top of the sealing cover (2), the output end of the servo motor (21) is fixedly connected to a reciprocating screw (22), a lifting block (23) is arranged outside the reciprocating screw (22), two groups of mounting blocks (24) are arranged inside the lifting block (23), bearings (25) are arranged on the sides of the two groups of mounting blocks (24), and a stirring blade (26) is rotatably connected inside the bearing (25).

2. The reactor for producing chromium nitrate from chromium-containing waste according to claim 1, characterized in that: Two groups of guide rods (27) are fixedly connected to the bottom of the sealing cover (2), and the outsides of the two groups of guide rods (27) are fixedly connected to limit blocks (28).

3. The reactor for producing chromium nitrate from chromium-containing waste according to claim 1, characterized in that: The lifting block (23) is arranged outside the guide rod (27), and the lifting block (23) is slidably connected to the guide rod (27), and the lifting block (23) is threadedly connected to the reciprocating screw (22).

4. The reactor for producing chromium nitrate from chromium-containing waste according to claim 1, characterized in that: A fixing rod (29) is arranged inside the mounting block (24), a groove is formed inside the lifting block (23), the fixing rod (29) is matched with the groove of the lifting block (23), and the fixing rod (29) is plugged into the groove of the lifting block (23).

5. A reactor for producing chromium nitrate from chromium-containing waste according to claim 4, characterized in that: One end of the fixed rod (29) is fixedly connected to a sliding block (30), the sliding block (30) is arranged inside the mounting block (24), the sliding block (30) is slidably connected to the mounting block (24), and a spring (31) is fixedly connected between the sliding block (30) and the mounting block (24).

6. The reactor for producing chromium nitrate from chromium-containing waste according to claim 1, characterized in that: A plurality of groups of support rods (3) are fixedly connected to the bottom of the reactor body (1), a feed opening (4) is provided at the bottom of the reactor body (1), and a feed opening (5) is provided at the top of the sealing cover (2).

Images