Raw material impurity filtering device in thionyl chloride preparation process

Abstract

The utility model discloses a raw material impurity filtering device in the thionyl chloride preparation process, and relates to the technical field of thionyl chloride preparation, the raw material impurity filtering device comprises a bottom plate, an adjusting supporting mechanism is arranged on the top surface of the bottom plate, a filtering mechanism is arranged on the side surface of the adjusting supporting mechanism, and the filtering mechanism comprises a fixing rod; the fixing rod is movably connected to the interior of the side face of the adjusting supporting mechanism, a connecting plate is fixedly connected to the bottom face of the fixing rod, a shell is fixedly connected to the side face of the connecting plate, and a top plate rod is fixedly connected to the top face of the interior of the shell. Dropping waste liquid is collected through the waste liquid tank, a beaker is placed in the beaker placing opening and used for collecting filtered liquid, the bearing is fixed to the top face of the liquid collecting table through the mounting ring, after clamping connection between the clamping block and the bearing is removed, the bearing can drive the rotating rod to rotate, and the mounting plate fixedly connected with the rotating rod can also rotate; the filtering mechanism is driven to rotate, so that the solution in the filtering mechanism can be stored in different beakers.

Description

Technical Field

[0001] The utility model relates to the technical field of thionyl chloride preparation, in particular to a raw material impurity filtering device in the process of thionyl chloride preparation. Background Art

[0002] Thionyl chloride is a pale yellow to red, fuming liquid with a strong, pungent odor. It is miscible in organic solvents such as benzene, chloroform, and carbon tetrachloride. It hydrolyzes in water and decomposes upon heating. It is primarily used in the manufacture of acyl chlorides, as well as pesticides, pharmaceuticals, and dyes.

[0003] Patent publication number CN212757272U discloses a thionyl chloride distillation and separation device, including a heating box and a water tank. The heating box and the water tank are provided with a separation structure. The separation structure mainly includes: a liquid pipe, a heating part and a cooling part. The liquid pipe is arranged on the side surface of the heating box, and the heating part is arranged inside the heating box.

[0004] In order to solve the problem of strong irritating odor generated during the distillation of thionyl chloride, the prior art uses a thionyl chloride distillation and separation device for treatment. However, there is still a problem that impurities in the raw materials cannot be effectively removed during the preparation of thionyl chloride, which leads to the problem of impurities remaining after the distillation of thionyl chloride. Utility Model Content

[0005] The purpose of the utility model is to provide a raw material impurity filtering device in the process of preparing thionyl chloride, so as to solve the problems raised in the above background technology.

[0006] In order to solve the above technical problems, the technical solution adopted by the present invention is:

[0007] A raw material impurity filtering device for preparing thionyl chloride comprises a bottom plate, an adjustment support mechanism is provided on the top surface of the bottom plate, a filtering mechanism is provided on the side surface of the adjustment support mechanism, the filtering mechanism comprises a fixing rod, the fixing rod is movably connected to the inside of the side surface of the adjustment support mechanism, a connecting plate is fixedly connected to the bottom surface of the fixing rod, a shell is fixedly connected to the side surface of the connecting plate, a top plate is fixedly connected to the inner top surface of the shell, a telescopic rod is fixedly connected to the bottom surface of the top plate, and an extrusion head is fixedly connected to the bottom surface of the telescopic rod.

[0008] A further improvement of the technical solution of the present utility model is that: a liquid injection port is fixedly connected to the inside of the side of the shell, a fixing ring is fixedly connected to the bottom end of the outer surface of the shell, a replacement device is movably connected to the bottom surface of the fixing ring, and a liquid outlet is fixedly connected to the output end of the shell.

[0009] A further improvement of the technical solution of the present utility model is that: the replacement device includes a leak-proof splint, which is movably connected to the bottom surface of the fixing ring, the inside of the leak-proof splint is tightly attached to the bottom end of the side of the shell, the side of the leak-proof splint is fixedly connected with a half-cut bolt, and the outer surface of the half-cut bolt is threadedly connected with a nut.

[0010] A further improvement of the technical solution of the present utility model is that the inner bottom end of the leak-proof splint is movably connected to a filter membrane box, the inner side of the filter membrane box is movably connected to a movable buckle, the side of the movable buckle is fixedly connected to a filter membrane splint, and the inner part of the filter membrane box is movably connected to a filter membrane.

[0011] A further improvement of the technical solution of the present utility model is that: the adjustment support mechanism includes a base, the base is fixedly connected to the top surface of the bottom plate, a waste liquid tank is provided inside the top surface of the base, the inner bottom surface of the waste liquid tank is fixedly connected to a liquid collecting platform, a beaker placement port is provided inside the top surface of the liquid collecting platform, and a rotating device is fixedly connected to the middle of the top surface of the liquid collecting platform.

[0012] A further improvement of the technical solution of the present utility model is that: the rotating device includes a mounting ring, the mounting ring is fixedly connected to the center of the top surface of the liquid collection table, the interior of the mounting ring is fixedly connected to a bearing, the top surface of the bearing is fixedly connected to a latch tooth, the side of the latch tooth is clamped with a clamping block, one end of the outer surface of the clamping block is movably connected to a fixed block, and the fixed block is fixedly connected to the top surface of the mounting ring.

[0013] A further improvement of the technical solution of the present invention is that: the top surface of the latch is fixedly connected to a rotating rod, the outer surface of the rotating rod is fixedly connected to a mounting plate, a fixing groove is opened inside the top surface of the mounting plate, and the fixing rod is movably connected inside the fixing groove.

[0014] Due to the adoption of the above technical solution, the present invention has achieved the following technical advancements compared to the prior art:

[0015] 1. The utility model provides a raw material impurity filtering device in the preparation process of thionyl chloride, which adopts the cooperation of a filtering mechanism, a connecting plate, a fixing rod, a shell, a top plate, a liquid feeding port, a telescopic rod, an extrusion head, a fixing ring, a replacement device, a leak-proof splint, a nut, a filter membrane box, a movable buckle, a filter membrane splint, a filter membrane, a half-cut bolt, and a liquid outlet. The fixing rod is clamped on the top surface of the connecting plate and is clamped on the inside of the fixing groove, so that the filtering mechanism is fixed to the inside of the side of the adjustment support mechanism. The solution can be conveniently added to the inside of the shell through the liquid feeding port. After the solution is added, the telescopic rod drives the extrusion head to slowly squeeze downward. The bottom surface of the extrusion head is made of rubber material. Quality, better sealing under wet conditions, downward pressure of the extrusion head increases the pressure inside the device, which improves the solution filtration efficiency, and the position of the replacement device will not shift through the fixing ring. The replacement device will filter the solution, and the filtered solution will be discharged from the liquid outlet. A suitable filter membrane is placed inside the filter membrane box, and the cooperation of the filter membrane splint and the movable buckle will clamp the filter membrane. The filter membrane box is placed at the cut-off part of the shell, and the cut-off part of the shell is clamped by the leak-proof splint. There is a rubber gasket inside the leak-proof splint to prevent solution leakage. The nut and the half-cut bolt fix the leak-proof splint to prevent it from falling off, thereby improving the adaptability of the device.

[0016] 2. The utility model provides a raw material impurity filtering device in the preparation process of thionyl chloride, which adopts the cooperation of a bottom plate, an adjustment support mechanism, a base, a waste liquid tank, a liquid collecting platform, a beaker placement port, a rotating device, a mounting ring, a bearing, a clamping tooth, a clamping block, a fixed block, a rotating rod, a mounting plate, and a fixed groove. The dripping waste liquid is collected through the waste liquid tank, and a beaker is placed inside the beaker placement port to collect the filtered liquid. The mounting ring fixes the bearing on the top surface of the liquid collecting platform. When the clamping connection between the clamping block and the bearing is released, the bearing can drive the rotating rod to rotate, and the mounting plate fixedly connected to it will also rotate, driving the rotation of the filtering mechanism. The solution inside the filtering mechanism can be stored in different beakers, thereby improving the adaptability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0018] Figure 2 This is a schematic structural diagram of the adjustment support mechanism of the present utility model;

[0019] Figure 3 This is a schematic structural diagram of the rotating device of the present utility model;

[0020] Figure 4 This is a schematic structural diagram of the filtering mechanism of the present invention;

[0021] Figure 5 It is a structural schematic diagram of the replacement device of the present utility model.

[0022] In the figure: 1. bottom plate; 2. adjustment support mechanism; 21. base; 22. waste liquid tank; 23. liquid collecting table; 24. beaker placement port; 25. rotating device; 251. mounting ring; 252. bearing; 253. latch; 254. block; 255. fixing block; 256. rotating rod; 257. mounting plate; 258. fixing groove; 3. filtering mechanism; 31. connecting plate; 32. fixing rod; 33. outer shell; 34. top plate; 35. liquid injection port; 36. telescopic rod; 37. extrusion head; 38. fixing ring; 39. replacement device; 391. leak-proof splint; 392. nut; 393. filter membrane box; 394. movable buckle; 395. filter membrane splint; 396. filter membrane; 397. half-cut bolt; 310. liquid outlet. DETAILED DESCRIPTION

[0023] The present invention is further described in detail below with reference to the embodiments:

[0024] Example 1

[0025] like Figure 1-5 As shown, the utility model provides a raw material impurity filtering device in the preparation process of thionyl chloride, comprising a base plate 1, the top surface of the base plate 1 is provided with an adjustment support mechanism 2, the side of the adjustment support mechanism 2 is provided with a filtering mechanism 3, the filtering mechanism 3 comprises a fixing rod 32, the fixing rod 32 is movably connected to the side interior of the adjustment support mechanism 2, the bottom surface of the fixing rod 32 is fixedly connected to a connecting plate 31, the side of the connecting plate 31 is fixedly connected to a shell 33, the inner top surface of the shell 33 is fixedly connected to a top plate 34, the bottom surface of the top plate 34 is fixedly connected to a telescopic rod 36, the bottom surface of the telescopic rod 36 is fixedly connected to an extrusion head 37, the side interior of the shell 33 is fixedly connected to a liquid feeding port 35, the bottom end of the outer surface of the shell 33 is fixedly connected to a fixing ring 38, the bottom surface of the fixing ring 38 is movably connected to a replacement device 39, and the output end of the shell 33 is fixedly connected to a liquid outlet 310.

[0026] In this embodiment, the filtering mechanism 3 is fixed to the inside of the side of the adjusting support mechanism 2 by clamping the fixing rod 32 and the top surface of the connecting plate 31 into the fixing groove 258. The solution can be conveniently added to the interior of the shell 33 through the liquid injection port 35. When the solution is added, the telescopic rod 36 drives the extrusion head 37 to slowly squeeze downward. The bottom surface of the extrusion head 37 is made of rubber material, which has good sealing performance when wet. The downward pressure of the extrusion head 37 increases the pressure in the device, thereby improving the solution filtration efficiency. The position of the replacement device 39 will not be offset by the fixing ring 38. The replacement device 39 will filter the solution, and the filtered solution will be discharged from the liquid outlet 310.

[0027] Example 2

[0028] like Figure 1-5As shown, on the basis of Example 1, the utility model provides a technical solution: preferably, the replacement device 39 includes a leak-proof splint 391, which is movably connected to the bottom surface of the fixing ring 38, and the interior of the leak-proof splint 391 is tightly attached to the side bottom end of the outer shell 33, and the side of the leak-proof splint 391 is fixedly connected with a half-cut bolt 397, and the outer surface of the half-cut bolt 397 is threadedly connected with a nut 392, and the inner bottom end of the leak-proof splint 391 is movably connected to the filter membrane box 393, and the inner side of the filter membrane box 393 is movably connected with a movable buckle 394, and the side of the movable buckle 394 is fixedly connected with a filter membrane splint 395, and the interior of the filter membrane box 393 is movably connected with a filter membrane 396.

[0029] In this embodiment, a suitable filter membrane 396 is placed inside the filter membrane box 393, and the cooperation of the filter membrane clamp 395 and the movable buckle 394 will clamp the filter membrane 396. The filter membrane box 393 is placed at the cut-off part of the outer shell 33, and the cut-off part of the outer shell 33 is clamped by the leak-proof clamp 391. There is a rubber gasket inside the leak-proof clamp 391 to prevent the solution from leaking. The nut 392 and the half-cut bolt 397 fix the leak-proof clamp 391 to prevent the leak-proof clamp 391 from falling off.

[0030] Example 3

[0031] like Figure 1-5 As shown, on the basis of embodiment 1, the utility model provides a technical solution: preferably, the adjusting support mechanism 2 includes a base 21, the base 21 is fixedly connected to the top surface of the bottom plate 1, a waste liquid tank 22 is provided inside the top surface of the base 21, the inner bottom surface of the waste liquid tank 22 is fixedly connected to a liquid collecting platform 23, a beaker placement port 24 is provided inside the top surface of the liquid collecting platform 23, a rotating device 25 is fixedly connected to the middle of the top surface of the liquid collecting platform 23, and the rotating device 25 includes a mounting ring 251, which is fixedly connected to the top center of the liquid collecting platform 23. The inside of the mounting ring 251 is fixedly connected to a bearing 252, the top surface of the bearing 252 is fixedly connected to a latch tooth 253, the side of the latch tooth 253 is latched with a clamping block 254, and one end of the outer surface of the clamping block 254 is movably connected to a fixed block 255, which is fixedly connected to the top surface of the mounting ring 251, the top surface of the latch tooth 253 is fixedly connected to a rotating rod 256, the outer surface of the rotating rod 256 is fixedly connected to a mounting plate 257, a fixing groove 258 is provided inside the top surface of the mounting plate 257, and the fixing rod 32 is movably connected inside the fixing groove 258.

[0032] In this embodiment, the dripping waste liquid is collected by the waste liquid tank 22, and a beaker is placed inside the beaker placement port 24 to collect the filtered liquid. The mounting ring 251 fixes the bearing 252 on the top surface of the liquid collection platform 23. When the clamping block 254 and the bearing 252 are released, the bearing 252 can drive the rotating rod 256 to rotate, and the mounting plate 257 fixed to it will also rotate, driving the rotation of the filter mechanism 3, so that the solution inside the filter mechanism 3 can be stored in different beakers.

[0033] The working principle of the raw material impurity filtering device in the thionyl chloride preparation process is specifically described below.

[0034] like Figure 1-5 As shown, by releasing the engagement of the block 254 with the engagement teeth 253, the bearing 252 can rotate, driving the filter mechanism 3 engaged with the fixed groove 258 to rotate, so that the liquid outlet 310 is aligned with the beaker on the top surface of the beaker placement port 24 for easy collection, and a suitable filter membrane 396 is placed inside the filter membrane box 393, and the filter membrane box 393 is placed inside the shell 33, and the filter membrane box 393 is fixed by the leak-proof splint 391 to prevent leakage, and the solution can be added to the inside of the liquid injection port 35, and the telescopic rod 36 drives the extrusion head 37 to press down to increase the pressure on the solution and improve the filtration efficiency. The holes opened inside the side of the connecting plate 31 facilitate the installation of the replacement device 39.

[0035] The above generally describes the present invention in detail. However, it is obvious to those skilled in the art that modifications or improvements may be made to the present invention. Therefore, modifications or improvements that do not depart from the spirit of the present invention are within the scope of protection of the present invention.

Claims

1. A device for filtering raw material impurities in a thionyl chloride preparation process, comprising a bottom plate (1), characterized in that: An adjustment support mechanism (2) is provided on the top surface of the bottom plate (1), and a filtering mechanism (3) is provided on the side surface of the adjustment support mechanism (2); The filtering mechanism (3) comprises a fixed rod (32), the fixed rod (32) being movably connected to the inside of the side of the adjusting support mechanism (2), the bottom surface of the fixed rod (32) being fixedly connected to a connecting plate (31), the side surface of the connecting plate (31) being fixedly connected to a shell (33), the inner top surface of the shell (33) being fixedly connected to a top plate (34), the bottom surface of the top plate (34) being fixedly connected to a telescopic rod (36), and the bottom surface of the telescopic rod (36) being fixedly connected to an extrusion head (37).

2. raw material impurity filter in thionyl chloride preparation process according to claim 1, it is characterized in that: A liquid injection port (35) is fixedly connected to the interior of the side surface of the housing (33); a fixing ring (38) is fixedly connected to the bottom end of the outer surface of the housing (33); a replacement device (39) is movably connected to the bottom surface of the fixing ring (38); and a liquid outlet (310) is fixedly connected to the output end of the housing (33).

3. raw material impurity filter in the thionyl chloride preparation process according to claim 2, is characterized in that: The replacement device (39) includes a leak-proof splint (391), which is movably connected to the bottom surface of the fixing ring (38). The inside of the leak-proof splint (391) is tightly attached to the bottom end of the side of the shell (33). The side of the leak-proof splint (391) is fixedly connected with a half-cut bolt (397), and the outer surface of the half-cut bolt (397) is threadedly connected with a nut (392).

4. raw material impurity filter in the thionyl chloride preparation process according to claim 3, is characterized in that: The bottom end of the leak-proof splint (391) is movably connected to a filter membrane box (393), the inner side of the filter membrane box (393) is movably connected to a movable buckle (394), the side of the movable buckle (394) is fixedly connected to a filter membrane splint (395), and the inner part of the filter membrane box (393) is movably connected to a filter membrane (396).

5. raw material impurity filter in the thionyl chloride preparation process according to claim 1, is characterized in that: The adjustment support mechanism (2) comprises a base (21), the base (21) being fixedly connected to the top surface of the bottom plate (1), a waste liquid tank (22) being provided inside the top surface of the base (21), a liquid collecting platform (23) being fixedly connected to the inner bottom surface of the waste liquid tank (22), a beaker placement opening (24) being provided inside the top surface of the liquid collecting platform (23), and a rotating device (25) being fixedly connected to the middle of the top surface of the liquid collecting platform (23).

6. Raw material impurity filter in the thionyl chloride preparation process according to claim 5, is characterized in that: The rotating device (25) comprises a mounting ring (251), the mounting ring (251) is fixedly connected to the center of the top surface of the liquid collecting platform (23), a bearing (252) is fixedly connected inside the mounting ring (251), a latching tooth (253) is fixedly connected to the top surface of the bearing (252), a clamping block (254) is clamped on the side surface of the latching tooth (253), and a fixed block (255) is movably connected to one end of the outer surface of the clamping block (254), and the fixed block (255) is fixedly connected to the top surface of the mounting ring (251).

7. Raw material impurity filter in the thionyl chloride preparation process according to claim 6, is characterized in that: The top surface of the latching tooth (253) is fixedly connected to a rotating rod (256), the outer surface of the rotating rod (256) is fixedly connected to a mounting plate (257), a fixing groove (258) is provided inside the top surface of the mounting plate (257), and the fixing rod (32) is movably connected inside the fixing groove (258).

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