Automatic feeding device for phosphorus trichloride production

Abstract

The invention relates to an automatic feeding device for phosphorus trichloride production, which comprises a mixing processing bin, one side of the mixing processing bin is provided with a storage bin, and the top of the mixing processing bin is provided with four guide ports and two vertical frame plates with different heights. By designing the discharging mechanism, during machining, an outer pipe rotates outside an inner pipe through a driving mechanism, so that a discharging pipe is rotated from a horizontal state to a downward vertical state, an inlet of the discharging pipe is aligned to an outlet of a conical head pipe, and at the moment, an outlet of the discharging pipe is provided with four material guiding openings facing the top of a mixing machining bin; materials are guided out through the discharging pipe, material particles are guided in through the four material guiding openings, the materials enter the mixing processing bin to be processed, and the outer pipe is reset after feeding is completed, so that feeding at multiple inlets is achieved, feeding is quite uniform, the mixing uniformity and efficiency are improved, the multiple inlets are automatically opened and closed at the same time, automatic integrated operation is achieved, and the production efficiency is improved. And the charging safety and efficiency are effectively improved.

Description

Technical Field

[0001] The invention relates to the technical field of phosphorus trichloride production, in particular to an automatic feeding device for phosphorus trichloride production. Background Art

[0002] Phosphorus trichloride has a wide range of uses in the chemical industry. It is the basic raw material for many organophosphorus compounds and a commonly used mild chlorinating agent in synthesis. It is widely used in fine chemical fields such as medicine and pesticides, and is of great significance for promoting the development of related industries. However, the production process of phosphorus trichloride has certain technical difficulties and safety risks, so advanced production technology and equipment are needed to ensure its efficient and safe production.

[0003] In the existing phosphorus trichloride production, the phosphorus trichloride raw materials need to be mixed and stirred, and usually a particle loading operation is required, which consumes a lot of human resources. It is difficult to ensure the accuracy of the feeding, which may affect the quality and output of the product, making the phosphorus trichloride mixing effect insufficient and uneven. In addition, manual operation is prone to cause safety accidents. For example, when starting to feed and after the feeding is completed, the cover of the feed inlet needs to be manually closed, and the gas generated by the mixing is easy to overflow and cause harm to the staff, which is very unsafe. Therefore, the inventors particularly need to design an automatic feeding device for phosphorus trichloride production to solve the above technical problems. Summary of the invention

[0004] The object of the present invention is to provide an automatic feeding device for phosphorus trichloride production to solve the problems raised in the above background technology.

[0005] In order to solve the above technical problems, the present invention provides an automatic feeding device for phosphorus trichloride production, comprising: a mixing processing bin, a storage bin is arranged on one side of the mixing processing bin, four material guide ports and two vertical frames of different heights are arranged on the top of the mixing processing bin, an inclined material discharge pipe is arranged on one side of the material storage bin, four cone head pipes are equidistantly arranged at the bottom of the material discharge pipe, a material discharge mechanism is connected between the cone head pipe and the vertical frame, the material discharge mechanism comprises an inner pipe fixed on the inner side of the vertical frame, the cone head pipe penetrates from the top of the inner pipe and passes through the bottom thereof, and the bottom surface of the cone head pipe is aligned with the bottom surface of the inner pipe in an arc shape, the outer side of the inner pipe is sealed and rotatably connected with an outer pipe, four material discharge pipes corresponding to the cone head pipe outlets are arranged on the outer pipe, the cone head pipe passes through the arc-shaped opening opened on the outer pipe, a driving mechanism is installed on a vertical frame and is used to drive the outer pipe to rotate, a door plate mechanism is installed on the top of the material discharge port, the door plate mechanism is driven to operate by the rotation of the outer pipe, and the door plate mechanism is used to close and open the material discharge port.

[0006] Preferably, rubber pads are provided at both ends of the arc-shaped opening to prevent the outer tube from contacting the cone head tube when the outer tube rotates.

[0007] Preferably, limiting rings are fixed on the outer walls of both sides of the inner tube, the limiting rings are fitted with both sides of the outer tube, and the outer diameter of the limiting rings is the same as the outer diameter of the outer tube.

[0008] Preferably, the driving mechanism comprises a motor fixed to an outer wall of a vertical frame plate, the motor shaft is connected to a gear, and the gear meshes with a row of gear blocks arranged on the outer wall of the outer tube.

[0009] Preferably, a shell cover is fixed to a side wall of a vertical frame plate, the shell cover covers the gear inside, and the shell cover is made of sound insulation material.

[0010] Preferably, a door panel mechanism is installed at the top of the material guide port, including a U-shaped frame fixed on one side of the vertical frame plate, the inner wall of the U-shaped frame is connected to a vertical plate through a spring, the vertical plate is attached to a push plate fixed on the outer wall of the outer tube, the vertical plate is fixed on the top of the baffle, and the baffle is slidably connected at the top of the material guide port and the inner side of the U-shaped frame.

[0011] Preferably, slideways are fixed on both sides of the material guide port and the inner wall of the U-shaped frame, and the two convex sliding blocks at the bottom of the baffle slide in the slideways.

[0012] Preferably, the inclined lower end of the discharge pipe is designed to be open, and a disc cover is threadedly connected to the opening.

[0013] The beneficial effects of the present invention are:

[0014] 1. The present invention designs a feeding mechanism. When processing, the present invention uses a driving mechanism to rotate the outer tube outside the inner tube, so that the discharge tube rotates from horizontal to downward vertical, so that the inlet of the discharge tube is aligned with the outlet of the cone head tube. At this time, the outlet of the discharge tube is provided with four guide ports facing the top of the mixing processing bin. The material is discharged through the discharge pipe, and the material particles are introduced into the mixing processing bin by the four guide ports for processing. After the feeding is completed, the outer tube can be reset. In this way, feeding through multiple inlets is realized, so that the feeding is very uniform, the mixing uniformity and efficiency are improved, and the multiple inlets are automatically opened and closed at the same time, realizing automatic integrated operation, and effectively improving the safety and efficiency of feeding.

[0015] 2. The present invention adopts a driving mechanism design. When driving the outer tube to rotate, it is only necessary to start the motor to make the gear inside the shell cover rotate one circle. By meshing with the gear block, the outer tube can be driven to rotate, thereby realizing automatic adjustment, which is very convenient. The shell cover can play a role of sound insulation and protection, and enhance the stability of operation.

[0016] 3. The present invention realizes the automatic opening and closing operation of the feed port through the design of the door panel mechanism, without the need for manual operation, thereby further improving the intelligence of the feed mechanism and reducing safety hazards. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The present invention is further described below in conjunction with the accompanying drawings and embodiments.

[0018] Figure 1 The present invention is an overall three-dimensional automatic feeding device for phosphorus trichloride production Figure 1 ;

[0019] Figure 2 The present invention is an overall three-dimensional automatic feeding device for phosphorus trichloride production Figure 2 ;

[0020] Figure 3 A partial stereoscopic diagram of an automatic feeding device for phosphorus trichloride production according to the present invention Figure 1 ;

[0021] Figure 4 A partial stereoscopic diagram of an automatic feeding device for phosphorus trichloride production according to the present invention Figure 2 ;

[0022] Figure 5 A partial stereoscopic diagram of an automatic feeding device for phosphorus trichloride production according to the present invention Figure 3 ;

[0023] Figure 6 A three-dimensional diagram of the inner tube of an automatic feeding device for phosphorus trichloride production according to the present invention;

[0024] Figure 7 It is a three-dimensional diagram of a door panel mechanism of an automatic feeding device for phosphorus trichloride production according to the present invention;

[0025] Figure 8 The figure is an overall front view of an automatic feeding device for phosphorus trichloride production according to the present invention.

[0026] In the figure:

[0027] 1. Mixing processing bin; 11. Material guide port; 12. Vertical frame plate; 2. Material storage bin; 21. Material discharge pipe; 22. Cone head pipe; 23. Disc cover; 3. Material discharge mechanism; 31. Inner pipe; 32. Outer pipe; 33. Material discharge pipe; 34. Arc-shaped mouth; 35. Rubber pad; 36. Limiting ring; 4. Driving mechanism; 41. Motor; 42. Gear; 43. Gear block; 44. Shell cover; 5. Door panel mechanism; 51. U-shaped frame; 52. Spring; 53. Vertical plate; 54. Push plate; 55. Baffle; 56. Slide; 57. Convex slider. DETAILED DESCRIPTION

[0028] The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic diagrams, which only illustrate the basic structure of the present invention in a schematic manner, and therefore only show the components related to the present invention.

[0029] like Figure 1-Figure 8 As shown, an automatic feeding device for phosphorus trichloride production of the present invention comprises a mixing processing bin 1, a storage bin 2 is arranged on one side of the mixing processing bin 1, four material guide ports 11 and two vertical frames 12 of different heights are arranged on the top of the mixing processing bin 1, an inclined feeding pipe 21 is arranged on one side of the storage bin 2, four cone-headed pipes 22 are equidistantly installed at the bottom of the feeding pipe 21, a feeding mechanism 3 is connected between the cone-headed pipe 22 and the vertical frame 12, and the feeding mechanism 3 comprises an inner pipe 31 fixed on the inner side of the vertical frame 12, the cone-headed pipe 22 penetrates from the top of the inner pipe 31 and passes through the bottom thereof, and the bottom surface of the cone-headed pipe 22 is in contact with the inner pipe 31. The bottom surface of 31 is aligned in an arc shape, the outer surface of the inner tube 31 is sealed and rotatably connected to the outer tube 32, the outer tube 32 is provided with four discharge pipes 33 corresponding to the outlets of the cone head tube 22, the cone head tube 22 passes through the arc-shaped opening 34 opened on the outer tube 32, the driving mechanism 4 is installed on a vertical frame plate 12, and is used to drive the outer tube 32 to rotate, the discharge pipe 33 passes through the outer tube 32, and is aligned with the inner wall of the outer tube 32 in an arc shape, and a door panel mechanism 5 is installed on the top of the guide port 11, the door panel mechanism 5 is driven by the rotation of the outer tube, and the door panel mechanism 5 is used to close and open the guide port 11.

[0030] As described above, by designing the feeding mechanism 3, during the processing of the present invention, the raw materials for the mixed production of phosphorus trichloride are introduced into the storage bin 2 through the lifting conveyor, and the bottom end of the storage bin 2 is inclined, so that the granular material is automatically introduced into the inclined feeding pipe 21 for temporary storage, and the granules can enter the cone head pipe 22, fall to the bottom of the cone head pipe 22 and be blocked by the outer pipe 32, and then the outer pipe 32 is rotated outside the inner pipe 31 through the driving mechanism 4, and the arc-shaped mouth 34 can cooperate with the movement to avoid being stuck, so that the discharge pipe 33 is rotated from horizontal to downward vertical, so that the discharge pipe The inlet of 33 is aligned with the outlet of the conical head tube 22, and the two have the same caliber. At this time, the outlet of the discharge pipe 33 is facing the top of the mixing processing bin 1 and is provided with four material guide ports 11. The material is discharged through the discharge pipe 33, and the material particles are introduced into the mixing processing bin 1 for processing. After the feeding is completed, the outer tube 32 can be reset. In this way, multiple inlet feeding is realized, which makes the feeding very uniform, improves the mixing uniformity and efficiency, and the multiple inlets are automatically opened and closed at the same time, realizing automatic integrated operation, and effectively improving the safety and efficiency of feeding.

[0031] Rubber pads 35 are provided at both ends of the arc-shaped opening 34 for contacting the cone head tube 22 when the outer tube 32 rotates. Limiting rings 36 are fixed to the outer walls of both sides of the inner tube 31. The limiting rings 36 fit the two sides of the outer tube 32, and the outer diameter of the limiting rings 36 is the same as the outer diameter of the outer tube 32.

[0032] As mentioned above, the unloading mechanism 3 is further optimized. When the outer tube 32 rotates, the upper and lower ends of the arc-shaped mouth 34 will touch the side wall of the cone head tube 22. At this time, the rubber pad 35 can play a role in buffering and reducing the collision force, which is safe and reliable. The limiting ring 36 limits the two sides of the outer tube 32 to make it more stable when it rotates in fit.

[0033] The driving mechanism 4 includes a motor 41 fixed to the outer wall of a vertical frame plate 12, a gear 42 is connected to the shaft of the motor 41, the gear 42 meshes with a row of gear blocks 43 arranged on the outer wall of the outer tube 32, and a shell cover 44 is fixed to the side wall of the vertical frame plate 12, the shell cover 44 covers the gear 42 inside, and the shell cover 44 is made of sound insulation material.

[0034] As described above, through the design of the driving mechanism 4, when driving the outer tube 32 to rotate, it is only necessary to start the motor 41 to make the gear 42 inside the shell cover 44 rotate one circle, and the outer tube 32 can be driven to rotate through the engagement with the tooth block 43, thereby realizing automatic adjustment, which is very convenient, and the shell cover 44 can play a role of sound insulation and protection, thereby enhancing the stability of operation.

[0035] A door panel mechanism 5 is installed at the top of the material guide port 11, including a U-shaped frame 51 fixed on one side of the vertical frame plate 12. The inner wall of the U-shaped frame 51 is connected to a vertical plate 53 through a spring 52. The vertical plate 53 is attached to a push plate 54 fixed on the outer wall of the outer tube 32. The vertical plate 53 is fixed on the top of the baffle 55, and the baffle 55 is slidably connected at the top of the material guide port 11 and the inner side of the U-shaped frame 51.

[0036] As described above, through the design of the door panel mechanism 5, when the discharge pipe 33 is horizontal, the vertical plate 53 and the push plate 54 are horizontally fitted, and the baffle 55 is horizontally located at the top of the guide port 11 to block it. When material guiding processing is required, the discharge pipe 33 is turned downward to be vertical. In this process, the push plate 54 pushes the vertical plate 53, the spring 52 is compressed, and the vertical plate 53 drives the baffle 55 to slide so that the entrance of the guide port 11 is opened. After the material guiding is completed, the push plate 54 is reset, and the compressed spring 52 will also drive the vertical plate 53 and the baffle 55 to reset. After the baffle 55 is reset to the initial position, it blocks and closes the guide port 11, realizing automatic opening and closing operations without manual operation, thereby further improving the intelligence of the feeding mechanism and reducing safety hazards.

[0037] Slideways 56 are fixed on both sides of the material guide port 11 and the inner wall of the U-shaped frame 51 , and two convex sliding blocks 57 at the bottom of the baffle 55 slide in the slideways 56 .

[0038] As described above, through the sliding design of the convex slider 57 and the slide 56, the baffle 55 can slide horizontally stably when driven, and is very stable. It should be noted that one end of the slide 56 is aligned with one end of the material guide port 11, so that the end of the baffle 55 at the dehumidification position is aligned with one end of the material guide port 11, and is completely closed.

[0039] The inclined lower end of the feed pipe 21 is designed to be open, and a disc cover 23 is threadedly connected to the opening.

[0040] As mentioned above, after the processing is completed, there will inevitably be residue accumulation in the discharge pipe 21. At this time, the inside can be cleaned by opening the disc cover 23, which is very convenient. It should be noted that there is also a valve pipe for particle discharge at the bottom of the storage bin 2 for cleaning the internal residue.

[0041] Based on the above ideal embodiments of the present invention, the relevant staff can make various changes and modifications without departing from the technical concept of the present invention through the above description. The technical scope of the present invention is not limited to the contents of the specification, and its technical scope must be determined according to the scope of the claims.

Claims

1. An automatic feeding device for phosphorus trichloride production, characterized in that, include: A mixing and processing bin (1), wherein a material storage bin (2) is arranged on one side of the mixing and processing bin (1), wherein the top of the mixing and processing bin (1) is provided with four material guide ports (11) and two vertical frames (12) of different heights, wherein an inclined material discharge pipe (21) is arranged on one side of the material storage bin (2), wherein four cone-headed pipes (22) are equidistantly installed at the bottom of the material discharge pipe (21), and a material discharge mechanism (3) is connected between the cone-headed pipe (22) and the vertical frame (12); The unloading mechanism (3) comprises an inner tube (31) fixed on the inner side of the vertical frame plate (12), the cone head tube (22) penetrates from the top of the inner tube (31) and passes through the bottom thereof, and the bottom surface of the cone head tube (22) is aligned with the bottom surface of the inner tube (31) in an arc shape, the outer side of the inner tube (31) is sealed and rotatably connected to the outer tube (32), the outer tube (32) is provided with four discharge tubes (33) corresponding to the outlets of the cone head tube (22), and the cone head tube (22) passes through the arc-shaped opening (34) opened on the outer tube (32); A driving mechanism (4), the driving mechanism (4) being mounted on a vertical frame plate (12) and used for driving the outer tube (32) to rotate; A door panel mechanism (5) is installed on the top of the material guide port (11), and the door panel mechanism (5) is driven to operate by the rotation of the outer tube (32), and the door panel mechanism (5) is used to close and open the material guide port (11).

2. An automatic feeding device for phosphorus trichloride production as claimed in claim 1, characterized in that: Rubber pads (35) are provided at both ends of the arc-shaped opening (34) for contacting the cone head tube (22) when the outer tube (32) rotates.

3. An automatic feeding device for phosphorus trichloride production as claimed in claim 1, characterized in that: Limiting rings (36) are fixed to the outer walls of both sides of the inner tube (31), the limiting rings (36) are fitted to both sides of the outer tube (32), and the outer diameter of the limiting rings (36) is the same as the outer diameter of the outer tube (32).

4. An automatic feeding device for phosphorus trichloride production as claimed in claim 1, characterized in that: The driving mechanism (4) comprises a motor (41) fixed to the outer wall of a vertical frame plate (12), the shaft of the motor (41) being connected to a gear (42), and the gear (42) meshing with a row of gear blocks (43) arranged on the outer wall of the outer tube (32).

5. An automatic feeding device for phosphorus trichloride production as claimed in claim 4, characterized in that: A shell cover (44) is fixed to a side wall of a vertical frame plate (12), and the shell cover (44) covers the gear (42) inside. The shell cover (44) is made of sound insulation material.

6. An automatic feeding device for phosphorus trichloride production as claimed in claim 1, characterized in that: A door panel mechanism (5) is installed at the top of the material guide port (11), comprising a U-shaped frame (51) fixed to one side of the vertical frame plate (12); the inner wall of the U-shaped frame (51) is connected to a vertical plate (53) via a spring (52); the vertical plate (53) is fitted with a push plate (54) fixed to the outer wall of the outer tube (32); the vertical plate (53) is fixed to the top of a baffle (55); and the baffle (55) is slidably connected to the top of the material guide port (11) and the inner side of the U-shaped frame (51).

7. An automatic feeding device for phosphorus trichloride production as claimed in claim 6, characterized in that: Slideways (56) are fixed to both sides of the material guide port (11) and the inner wall of the U-shaped frame (51), and two convex sliding blocks (57) at the bottom of the baffle (55) slide in the slideways (56).

8. An automatic feeding device for phosphorus trichloride production as claimed in claim 1, characterized in that: The inclined lower end of the feed pipe (21) is designed to be open, and a disc cover (23) is threadedly connected to the opening.

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