Raw material quantitative adding device for acyl chloride processing

Abstract

The utility model belongs to the technical field of feeding devices, and particularly relates to a raw material quantitative adding device for acyl chloride processing, which comprises a material barrel with a feeding hole in the top, a funnel-shaped discharging hole in the bottom of the material barrel, and a first driving mechanism on the top of the material barrel, an output shaft of the first driving mechanism is provided with a first spiral conveying rod which extends into the charging basket and directly abuts against the discharging opening; the bottom end of the material barrel is sleeved with a weighing barrel with an upper opening and a lower opening, a tension weighing device is arranged between the weighing barrel and the material barrel, and a switch baffle is arranged at the bottom of the weighing barrel. A conveying mechanism fixedly connected with the material barrel is arranged at the bottom of the weighing barrel, and the input end of the conveying mechanism is located under the weighing barrel. Compared with the prior art, the reaction kettle can be automatically charged according to production requirements, the effect of quantitatively charging dry materials (crystalline powder) is achieved while manual charging is not needed, the labor intensity of workers is reduced, and the production safety of the workers is also improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of feeding devices, and particularly relates to a raw material quantitative adding device for acyl chloride processing. Background Art

[0002] In the prior art, the utility model patent of publication number CN215927681U, entitled a liquid raw material quantitative addition device for methylsulfonyl chloride processing, realizes the quantitative addition function of liquid raw materials and achieves good technical effects. However, the raw materials required for the synthesis of acyl chlorides include not only liquid raw materials but also dry materials such as crystalline powders such as phosphorus pentachloride, and there is no device capable of quantitatively adding such crystalline powders in the existing equipment technology. Therefore, a quantitative addition device for raw materials (dry materials) for acyl chloride processing is designed, which has a certain market demand. Summary of the invention

[0003] In view of the above-mentioned deficiencies in the prior art, the utility model provides a device for quantitatively adding raw materials for acyl chloride processing to solve the above-mentioned problems.

[0004] The utility model discloses a device for quantitatively adding raw materials for acyl chloride processing, comprising a barrel with a feed port on the top, a funnel-shaped discharge port on the bottom of the barrel, a first driving mechanism on the top of the barrel, a first spiral conveying rod extending into the barrel and directly against the discharge port on the output shaft of the first driving mechanism; a weighing barrel with upper and lower openings is sleeved on the bottom end of the barrel, a tension weighing device is arranged between the weighing barrel and the barrel, and a switch baffle is arranged at the bottom of the weighing barrel; a conveying mechanism fixedly connected to the barrel is arranged at the bottom of the weighing barrel, and the input end of the conveying mechanism is located directly below the weighing barrel.

[0005] Furthermore, the switch baffle includes a fan-shaped baffle, a slip ring, a connecting rod and a telescopic mechanism. The bottom circumferential rotating array of the weighing barrel is provided with a circle of fan-shaped baffles hinged on the outside, and the outer end of the fan-shaped baffle is provided with an extended end. A slip ring is slidably provided on the outer wall of the weighing barrel, and the bottom of the slip ring is hinged with a connecting rod corresponding to the extended end one by one, and each of the extended ends is hinged with a connecting rod, and the end of each connecting rod is hinged to the slip ring above, and a telescopic mechanism is provided between the weighing barrel and the slip ring.

[0006] Furthermore, the conveying mechanism includes a discharge box located directly below the weighing barrel, a feeding pipe is provided at the bottom of the discharge box, a second driving mechanism is provided on the discharge box, and a second spiral conveying rod extending into the interior of the discharge box and directly reaching the feeding pipe is provided on the output shaft of the second driving mechanism.

[0007] Furthermore, inner walls on both sides of the discharge box extend obliquely toward the second spiral conveying rod.

[0008] Furthermore, a semicircular baffle is provided at the bottom of the discharge port.

[0009] Furthermore, the first driving mechanism and the second driving mechanism both include a driving motor and a reducer.

[0010] Furthermore, two tension weighing devices are symmetrically arranged, and both ends of each tension weighing device are provided with connecting parts for connecting the weighing bucket and the material bucket.

[0011] Furthermore, a fixed connecting frame is provided on the material barrel, and the bottom of the fixed connecting frame is connected to the discharge box.

[0012] Compared with the prior art, the utility model can automatically add materials to the reactor according to production needs, and achieves the effect of quantitative addition of dry materials (crystalline powder) without the need for manual addition, which not only reduces the labor intensity of workers, but also improves the production safety of workers. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a front cross-sectional view of the utility model;

[0014] Figure 2 It is a partial side cross-sectional view of the utility model;

[0015] Figure 3 This is a bottom view of the weighing barrel.

[0016] In the figure: 1. feed port; 2. material barrel; 3. discharge port; 4. first drive mechanism; 5. first screw conveyor rod; 6. weighing barrel; 7. tension weigher; 8. switch baffle; 9. fan-shaped baffle; 10. slip ring; 11. connecting rod; 12. telescopic mechanism; 13. extension end; 14. discharge box; 15. feeding pipe; 16. second drive mechanism; 17. second screw conveyor rod; 18. semicircular baffle; 19. connecting part; 20. fixed connecting frame. DETAILED DESCRIPTION

[0017] In order to better understand the present invention, Figures 1 to 3 To explain the implementation of the present utility model in detail.

[0018] It should be noted that the directions "front, back, left, right, up, down" mentioned in the text are all based on Figure 1 The directions of “front, back, left, right, up, and down” are used as the basis.

[0019] The utility model discloses a device for quantitatively adding raw materials for acyl chloride processing, comprising a barrel 2 with a feed inlet 1 at the top, a funnel-shaped discharge port 3 at the bottom of the barrel 2, a first driving mechanism 4 at the top of the barrel 2, a first screw conveying rod 5 extending into the barrel 2 and directly against the discharge port 3 is arranged on the output shaft of the first driving mechanism 4, and the first screw conveying rod 5 is used for conveying the raw materials in the barrel 2 to the discharge port 3 end; a weighing barrel 6 with upper and lower openings is sleeved on the bottom end of the barrel 2, a tension weighing device 7 (existing technology) is arranged between the weighing barrel 6 and the barrel 2, and a switch baffle 8 (a baffle that can be opened and closed) is arranged at the bottom of the weighing barrel 6; a conveying mechanism fixedly connected to the barrel 2 is arranged at the bottom of the weighing barrel 6, the input end of the conveying mechanism is located directly below the weighing barrel 6, and the output end of the conveying mechanism is connected to a reactor for acyl chloride processing.

[0020] The preferred technical solution in this embodiment is as follows Figures 1 to 3 As shown in the figure, the switch baffle 8 includes a fan-shaped baffle 9, a slip ring 10, a connecting rod 11 and a telescopic mechanism 12. The bottom circumferential rotating array of the weighing barrel 6 is provided with a circle of fan-shaped baffles 9 hinged on the outside, and the outer end of the fan-shaped baffle 9 is provided with an extended end 13. The slip ring 10 is slidably provided on the outer wall of the weighing barrel 6. The bottom of the slip ring 10 is hinged with a connecting rod 11 corresponding to the extended end 13 one by one. Each of the extended ends 13 is hinged with a connecting rod 11, and the end of each connecting rod 11 is hinged to the slip ring 10 above. The outer wall of the weighing barrel 6 is fixedly provided with a telescopic mechanism 12, and the telescopic end of the telescopic mechanism 12 is connected to the slip ring 10. The switch baffle 8 is normally in a closed state, at which time the telescopic end of the telescopic mechanism 12 is in an open state, and a force for rotating downward around the hinge point is applied to the protruding end 13 below through the connecting rod 11 hinged at the bottom of the slip ring 10 on the telescopic end, so that the corresponding fan-shaped baffle 9 is horizontal; when the telescopic end of the telescopic mechanism 12 contracts, its protruding end 13 drives the slip ring 10 to slide upward, and at the same time, all the hinged connecting rods 11 apply a pulling force for rotating upward around the hinge point to the protruding end 13, so that the corresponding fan-shaped baffles 9 are all flipped downward and opened, thereby realizing the open state of the switch baffle 8.

[0021] The preferred technical solution in this embodiment is as follows Figure 1 and Figure 2 As shown in the figure, the conveying mechanism includes a discharge box 14 which is located directly below the weighing barrel 6 and has an opening on the top, a horizontally extending feeding pipe 15 is provided at the bottom of the discharge box 14, a second driving mechanism 16 is provided on the discharge box 14, and a second spiral conveying rod 17 which extends into the interior of the discharge box 14 and directly reaches the feeding pipe 15 is provided on the output shaft of the second driving mechanism 16.

[0022] The preferred technical solution in this embodiment is as follows Figure 2 As shown in FIG. 1 , in order to allow all the raw materials in the discharge box 14 to be transported by the second screw conveying rod 17 , the inner walls at the front and rear sides of the discharge box 14 extend obliquely toward the second screw conveying rod 17 .

[0023] The preferred technical solution in this embodiment is as follows Figure 1 As shown in FIG, in order to prevent the raw materials from flowing out of the discharge port 3, a semicircular baffle 18 is provided at the bottom of the discharge port 3.

[0024] The preferred technical solution in this embodiment is as follows Figure 1 As shown in FIG, the first driving mechanism 4 and the second driving mechanism 16 both include a driving motor and a reducer.

[0025] The preferred technical solution in this embodiment is as follows Figure 1 As shown in , the tension weighing devices 7 are symmetrically provided with two, and both ends of each tension weighing device 7 are provided with a connecting portion 19 (pull rope) connecting the weighing bucket 6 and the material bucket 2.

[0026] The preferred technical solution in this embodiment is as follows Figure 1 As shown in , the barrel 2 is provided with a fixed connecting frame 20, and the bottom of the fixed connecting frame 20 is connected to the discharge box 14; the fixed connecting frame 20 is also used to connect with the reaction kettle for acyl chloride processing.

[0027] The usage and principle of the utility model are as follows: first, the raw material enters the material barrel 2 from the feed port 1; then the first driving mechanism 4 drives the first screw conveying rod 5 to rotate, outputs the raw material in the material barrel 2 from the discharge port 3, and drops into the weighing barrel 6. As the raw material continuously enters the weighing barrel 6, the tension weighing device 7 detects that the weight of the weighing barrel 6 continues to increase. When the weight is met, the first screw conveying rod 5 stops rotating; next, the switch baffle 8 is opened, so that the raw material in the weighing barrel 6 falls and enters the discharge box 14; finally, the second driving mechanism 16 drives the second screw conveying rod 17 to rotate, and all the raw materials in the discharge box 14 are output from the feeding pipe 15 to the reactor.

[0028] The electrical components mentioned in this article are all connected to an external main controller and 220V mains electricity, and the main controller can be a conventional known device for controlling a computer or the like.

[0029] In the description of the present utility model, it should be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model 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 present utility model. In the description of the present utility model, unless otherwise specified and limited, it should be noted that the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it can be a mechanical connection or an electrical connection, or it can be the internal communication of two elements, it can be a direct connection, or it can be an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms can be understood according to specific circumstances.

[0030] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. 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 device for quantitatively adding raw materials for acyl chloride processing, characterized in that: The invention comprises a material barrel (2) with a feed port (1) at the top, a funnel-shaped discharge port (3) at the bottom of the material barrel (2), a first driving mechanism (4) at the top of the material barrel (2), a first spiral conveying rod (5) extending into the interior of the material barrel (2) and directly against the discharge port (3) being provided on the output shaft of the first driving mechanism (4); a weighing barrel (6) with upper and lower openings being sleeved at the bottom end of the material barrel (2), a tension weighing device (7) being provided between the weighing barrel (6) and the material barrel (2), and a switch baffle (8) being provided at the bottom of the weighing barrel (6); a conveying mechanism fixedly connected to the material barrel (2) being provided at the bottom of the weighing barrel (6), and the input end of the conveying mechanism being located directly below the weighing barrel (6).

2. A device for quantitatively adding raw materials for processing acyl chloride as claimed in claim 1, characterized in that: The switch baffle (8) comprises a fan-shaped baffle (9), a slip ring (10), a connecting rod (11) and a telescopic mechanism (12); a circle of fan-shaped baffles (9) hinged on the outside is arranged in a circumferentially rotating array at the bottom of the weighing barrel (6); an outer end of the fan-shaped baffle (9) is arranged with an extended end (13); a slip ring (10) is slidably arranged on the outer wall of the weighing barrel (6); a connecting rod (11) corresponding to the extended end (13) is hinged at the bottom of the slip ring (10); each of the extended ends (13) is hinged with a connecting rod (11); the end of each connecting rod (11) is hinged with the slip ring (10) above; a telescopic mechanism (12) is arranged between the weighing barrel (6) and the slip ring (10).

3. A device for quantitatively adding raw materials for processing acyl chloride as claimed in claim 1, characterized in that: The conveying mechanism comprises a discharge box (14) located directly below the weighing barrel (6), a feeding pipe (15) is arranged at the bottom of the discharge box (14), a second driving mechanism (16) is arranged on the discharge box (14), and a second spiral conveying rod (17) is arranged on the output shaft of the second driving mechanism (16) and extends into the discharge box (14) and directly contacts the feeding pipe (15).

4. A device for quantitatively adding raw materials for processing acyl chloride as claimed in claim 3, characterized in that: The inner walls on both sides of the discharge box (14) extend obliquely toward the second spiral conveying rod (17).

5. A device for quantitatively adding raw materials for processing acyl chloride as claimed in claim 1, characterized in that: A semicircular baffle (18) is provided at the bottom of the discharge port (3).

6. A device for quantitatively adding raw materials for processing acyl chloride as claimed in claim 3, characterized in that: The first driving mechanism (4) and the second driving mechanism (16) both comprise a driving motor and a reducer.

7. A device for quantitatively adding raw materials for processing acyl chloride as claimed in claim 1, characterized in that: Connecting parts (19) for connecting the weighing bucket (6) and the material bucket (2) are respectively provided at both ends of the tension weighing device (7).

8. A device for quantitatively adding raw materials for processing acyl chloride as claimed in claim 3, characterized in that: The barrel (2) is provided with a fixed connection frame (20), and the bottom of the fixed connection frame (20) is connected to the discharge box (14).

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