Separation purifier

Abstract

The utility model discloses a separation purifier which comprises a purification box, a top cover is arranged at the top of the purification box, stirring components for uniformly stirring a chloronicotinic acid byproduct triethylamine are arranged at the top and the bottom of the top cover, a feeding hole is formed in one end of the top of the top cover, and a discharging hole is formed in the other end of the top of the top cover. A heating assembly for heating the 2-chloronicotinic acid byproduct triethylamine is arranged on one side and inside the purification box; wherein the two ends of the bottom of the purification box are provided with supporting plates, and the inner sides of the supporting plates are provided with filtering assemblies used for filtering and purifying the-chloronicotinic acid byproduct triethylamine. Through cooperation of the purification box, the top cover, the heater, the heating plate, the motor, the stirring shaft, the stirring rod and other components, the 2-chloronicotinic acid byproduct triethylamine can be uniformly stirred in the purification box, so that the 2-chloronicotinic acid byproduct triethylamine can be dissolved in an accelerated manner, and meanwhile, the purification efficiency is improved. The heater and the heating plate are used for heating the 2-chloronicotinic acid byproduct triethylamine in the purification box, so that the heating, stirring, dissolving and separating effects of the 2-chloronicotinic acid byproduct triethylamine are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of purification devices, in particular to a separation purifier. Background Art

[0002] During the production of 2-chloronicotinic acid, triethylamine (TEA) may be produced as a by-product. 2-Chloronicotinic acid is an organic compound that is commonly used in the synthesis of medicines and pesticides. Triethylamine is an organic base that also has many uses in the chemical industry, such as as a catalyst, neutralizer, surfactant, etc. However, when processing triethylamine produced as a by-product of 2-chloronicotinic acid, it is necessary to use a separation and purification device to purify it.

[0003] After searching, in the prior art, Chinese patent application number: CN201721343496.8 discloses a device for separating and purifying triethylamine produced as a byproduct of 2-chloronicotinic acid. The utility model includes: a distillation tower reboiler connected to the lower part of the distillation tower, a tower top condenser connected to the top outlet of the distillation tower, a tower top condenser connected to a triethylamine reflux tank, a triethylamine reflux tank lower layer liquid outlet connected to the upper part of the distillation tower, a reflux tank upper layer liquid outlet connected to a triethylamine crude product intermediate tank, a triethylamine crude product intermediate tank connected to a distillation tower liquid inlet, a distillation tower reboiler connected to the bottom of the distillation tower, a condenser connected to the top of the distillation tower, a condensate stratification tank inlet connected to a condenser, a condensate stratification tank outlet connected to a triethylamine intermediate tank, and a triethylamine finished product tank connected to a distillation tower bottom liquid outlet. The utility model has a good separation effect and a high separation efficiency, can obtain triethylamine that meets the requirements of recycling, and saves costs.

[0004] However, the prior art and the device also have the following defects:

[0005] When the existing purification device is used to purify triethylamine produced as a byproduct of 2-chloronicotinic acid, the effect of separating impurities therein is poor, thereby reducing the quality of the purification production of triethylamine produced as a byproduct of 2-chloronicotinic acid. Utility Model Content

[0006] The utility model aims to provide a separation purifier. The utility model is to provide a purification box, a top cover, a heater, a heating plate, a motor, a stirring shaft and a stirring rod, etc., so that the 2-chloronicotinic acid by-product triethylamine can be uniformly stirred in the purification box, so as to accelerate the dissolution of the 2-chloronicotinic acid by-product triethylamine. At the same time, the heater and the heating plate heat the 2-chloronicotinic acid by-product triethyl in the purification box, thereby facilitating the improvement of the heating, stirring, dissolving and separation effect of the 2-chloronicotinic acid by-product triethylamine; so as to solve the problems raised in the above-mentioned background technology.

[0007] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0008] A separation purifier comprises a purification box,

[0009] The top of the purification box is provided with a top cover, and the top and bottom of the top cover are provided with stirring components for uniformly stirring the by-product triethylamine of 2-chloronicotinic acid, a feed port is provided at one end of the top of the top cover, and a heating component for heating the by-product triethylamine of 2-chloronicotinic acid is provided on one side and inside of the purification box;

[0010] Wherein, support plates are installed at both ends of the bottom of the purification box, and a filtering component for filtering and purifying triethylamine produced as a by-product of 2-chloronicotinic acid is provided on the inner side of the support plate; and feeding hoses are installed at both ends of the bottom of the purification box.

[0011] Preferably, the stirring assembly includes a motor, a stirring shaft and a stirring rod. The motor is fixedly installed at the top center of the top cover, and the output end of the motor that passes through the top cover is transmission-connected to the stirring shaft, and stirring rods are fixedly installed on both sides of the stirring shaft.

[0012] Preferably, handles are installed on the front and back ends of the top cover, a sealing plate is clamped on the top of the feed port, and clamping blocks are fixedly connected to the bottom of the top cover, and the clamping blocks are clamped in corresponding slots opened around the top of the purification box, and the slots are adapted to the clamping blocks.

[0013] Preferably, the heating assembly includes a heater and a heating plate, the heater is fixedly installed above one side of the purification box, the heating plates are installed on the four inner side walls of the purification box, and the heater and the heating plate are electrically connected through a wire.

[0014] Preferably, the filter assembly includes a filter box, a cover plate, a connecting port, a slide groove, a filter slide plate, a filter screen and a discharge pipe. The top of the filter box is provided with a cover plate, and the top of the cover plate is equipped with a connecting port for connecting a discharge hose. The front of the filter box is provided with three sets of slide grooves, the inside of the slide groove is slidably connected to the filter slide plate, the inside of the filter slide plate is clamped with a filter screen through a groove, and a discharge pipe is installed at the lower side of the filter box.

[0015] Preferably, a connecting groove is provided at the inner center of the support plate, and a connecting block is clamped inside the connecting groove.

[0016] Preferably, the connection block is fixedly installed on the upper inner side of the filter box, and slots are opened around the top of the filter box, and a clamping plate is clamped inside the slot, and the clamping plate is fixedly installed around the bottom of the cover plate.

[0017] Preferably, the discharge hose is sleeved inside the connection port.

[0018] Compared with the prior art, the beneficial effects of the utility model are:

[0019] The utility model provides a purification box, a top cover, a heater, a heating plate, a motor, a stirring shaft, a stirring rod and other components to facilitate uniform stirring of the by-product triethylamine of 2-chloronicotinic acid in the purification box, so as to accelerate the dissolution of the by-product triethylamine of 2-chloronicotinic acid. At the same time, the heater and the heating plate heat the by-product triethylamine of 2-chloronicotinic acid in the purification box, thereby facilitating the improvement of the heating, stirring, dissolving and separating effect of the by-product triethylamine of 2-chloronicotinic acid.

[0020] The utility model provides a filter box, a cover plate, a connection port, a chute, a filter slide plate, a filter screen, a discharge pipe and other components for coordinated use, so that the by-product triethylamine of 2-chloronicotinic acid is conveniently discharged into the filter box for filtering after being heated and stirred, so as to improve the effect of separating fixed impurities in the by-product triethylamine of 2-chloronicotinic acid, and also facilitate to improve the quality of purification of the by-product triethylamine of 2-chloronicotinic acid. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0022] Figure 2 This is a schematic diagram of the main structure of the purification device of the utility model;

[0023] Figure 3 This is a schematic diagram of the explosion separation structure of the purification device of the utility model;

[0024] Figure 4 This is a schematic diagram of the top cover and closing plate structure of the utility model.

[0025] In the figure: 1. purification box; 2. support plate; 3. top cover; 4. heater; 5. heating plate; 6. motor; 7. stirring shaft; 8. stirring rod; 9. slot; 10. block; 11. feed port; 12. sealing plate; 13. handle; 14. discharge hose; 15. filter box; 16. card plate; 17. cover plate; 18. connection port; 19. slide; 20. filter slide plate; 21. filter net; 22. discharge pipe; 23. connection block; 24. connection slot. DETAILED DESCRIPTION

[0026] 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.

[0027] See also Figures 1 to 4 , the utility model provides a technical solution:

[0028] A separation purifier, comprising a purification box 1,

[0029] A top cover 3 is provided on the top of the purification box 1, and a stirring assembly for uniformly stirring the by-product triethylamine of 2-chloronicotinic acid is provided on the top and bottom of the top cover 3. The stirring assembly includes a motor 6, a stirring shaft 7 and a stirring rod 8. The motor 6 is fixedly installed at the top center of the top cover 3, and the output end of the motor 6 that passes through the top cover 3 is transmission-connected to the stirring shaft 7, and stirring rods 8 are fixedly installed on both sides of the stirring shaft 7.

[0030] A feed port 11 is provided at one end of the top of the top cover 3, and a heating component for heating triethylamine produced as a by-product of 2-chloronicotinic acid is provided on one side and inside of the purification box 1; the heating component includes a heater 4 and a heating plate 5, the heater 4 is fixedly installed above one side of the purification box 1, the heating plates 5 are installed on the four side walls inside the purification box 1, and the heater 4 and the heating plates 5 are electrically connected through wires.

[0031] The utility model is provided with the above purification box 1, the top cover 3, the heater 4, the heating plate 5, the motor 6, the stirring shaft 7 and the stirring rod 8 and other components, so that the 2-chloronicotinic acid by-product triethylamine is uniformly stirred in the purification box 1, so as to accelerate the dissolution of the 2-chloronicotinic acid by-product triethylamine. At the same time, the 2-chloronicotinic acid by-product triethylamine in the purification box 1 is heated by the heater 4 and the heating plate 5, so as to improve the effect of heating, stirring, dissolving and separating the 2-chloronicotinic acid by-product triethylamine.

[0032] First, the sealing plate 12 is taken by hand to open it from the feed port 11 on the top cover 3, and the 2-chloronicotinic acid by-product triethylamine is poured in. Then, the heater 4 is started to heat the heating plate 5. Then, while the 2-chloronicotinic acid by-product triethylamine is being heated, the motor 6 is started to drive the stirring shaft 7 to rotate at its output end, so that the stirring shaft 7 drives the stirring rod 8 thereon to uniformly heat and stir the 2-chloronicotinic acid by-product triethylamine in the purification box 1, thereby improving the effect of dissolving and separating the 2-chloronicotinic acid by-product triethylamine.

[0033] Among them, support plates 2 are installed at both ends of the bottom of the purification box 1, and the inner side of the support plate 2 is provided with a filtering component for filtering and purifying the by-product triethylamine of 2-chloronicotinic acid; the filtering component includes a filtering box 15, a cover plate 17, a connecting port 18, a chute 19, a filtering slide plate 20, a filter screen 21 and a discharge pipe 22. The top of the filtering box 15 is provided with a cover plate 17, and the top of the cover plate 17 is provided with a connecting port 18 for connecting the unloading hose 14. Three groups of slide slots 19 are opened on the front of the filtering box 15. The inside of the slide slot 19 is slidably connected with the filtering slide plate 20, and the inside of the filtering slide plate 20 is clamped with a filter screen 21 through a groove. A discharge pipe 22 is installed at the bottom of one side of the filtering box 15.

[0034] Feed hoses 14 are installed at both ends of the bottom of the purification box 1 to facilitate the triethylamine produced as a byproduct of 2-chloronicotinic acid to be discharged into the filter box 15 for filtration and purification; the feed hose 14 is sleeved inside the connection port 18.

[0035] Handles 13 are installed on the front and back ends of the top cover 3, so that the top cover 3 can be easily removed from the purification box 1; a sealing plate 12 is clamped on the top of the feed port 11, so that the feed port 11 can be easily closed and opened; a clamping block 10 is fixedly connected around the bottom of the top cover 3, and the clamping block 10 is clamped in the corresponding clamping slot 9 opened around the top of the purification box 1, and the clamping slot 9 is adapted to the clamping block 10. By setting the clamping slot 9 and the clamping block 10 and other components, the top cover 3 can be easily disassembled and installed.

[0036] A connection groove 24 is provided at the inner center of the support plate 2, and a connection block 23 is clamped inside the connection groove 24. The connection block 23 is fixedly installed on the inner upper side of the filter box 15. By providing the connection block 23 and the connection groove 24, it is convenient to remove the filter box 15 from the support plate 2; and notches are provided around the top of the filter box 15, and a clamping plate 16 is clamped inside the notch. The clamping plate 16 is fixedly installed around the bottom of the cover plate 17. By providing the notch and the clamping plate 16, it is convenient to remove and install the cover plate 17, so that the inside of the filter box 15 can be cleaned.

[0037] 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 separation and purification device, characterized in that: include: Purification box (1), The top of the purification box (1) is provided with a top cover (3), and the top and bottom of the top cover (3) are provided with stirring components for uniformly stirring the by-product triethylamine of 2-chloronicotinic acid, a feed inlet (11) is provided at one end of the top of the top cover (3), and a heating component for heating the by-product triethylamine of 2-chloronicotinic acid is provided on one side and inside of the purification box (1); Wherein, support plates (2) are installed at both ends of the bottom of the purification box (1), and a filtering component for filtering and purifying triethylamine produced as a by-product of 2-chloronicotinic acid is provided on the inner side of the support plate (2); and feed hoses (14) are installed at both ends of the bottom of the purification box (1).

2. A separation and purification device according to claim 1, characterized in that: The stirring assembly comprises a motor (6), a stirring shaft (7) and a stirring rod (8); the motor (6) is fixedly mounted at the top center of the top cover (3); the output end of the motor (6) passing through the top cover (3) is drivingly connected to the stirring shaft (7); stirring rods (8) are fixedly mounted on both sides of the stirring shaft (7).

3. A separation and purification device according to claim 1, characterized in that: Handles (13) are installed on the front and back ends of the top cover (3), a sealing plate (12) is clamped on the top of the feed port (11), and a clamping block (10) is fixedly connected to the bottom of the top cover (3), and the clamping block (10) is clamped in a corresponding clamping groove (9) provided on the top of the purification box (1), and the clamping groove (9) is adapted to the clamping block (10).

4. A separation and purification device according to claim 1, characterized in that: The heating assembly comprises a heater (4) and a heating plate (5); the heater (4) is fixedly mounted above one side of the purification box (1); the heating plate (5) is mounted on the four inner side walls of the purification box (1); and the heater (4) and the heating plate (5) are electrically connected via a wire.

5. A separation and purification device according to claim 1, characterized in that: The filter assembly comprises a filter box (15), a cover plate (17), a connection port (18), a chute (19), a filter slide plate (20), a filter screen (21) and a discharge pipe (22). The top of the filter box (15) is provided with a cover plate (17), and the top of the cover plate (17) is provided with a connection port (18) for connecting a discharge hose (14). The front of the filter box (15) is provided with three groups of chute grooves (19), the inside of the chute (19) is slidably connected with a filter slide plate (20), the inside of the filter slide plate (20) is clamped with a filter screen (21) through a groove, and a discharge pipe (22) is installed at the bottom of one side of the filter box (15).

6. A separation and purification device according to claim 1, characterized in that: A connection groove (24) is provided at the inner center of the support plate (2), and a connection block (23) is clamped inside the connection groove (24).

7. A separation and purification device according to claim 6, characterized in that: The connection block (23) is fixedly mounted on the upper inner side of the filter box (15), and slots are provided around the top of the filter box (15), and a clamping plate (16) is clamped inside the slot, and the clamping plate (16) is fixedly mounted around the bottom of the cover plate (17).

8. A separation and purification device according to claim 1, characterized in that: The discharge hose (14) is sleeved inside the connection port (18).

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