CN217745780U

CN217745780U - Novel dehydration rectification device of DMF

Info

Publication number: CN217745780U
Application number: CN202221941739.9U
Authority: CN
Inventors: 朱东义; 郭中献; 曹建军; 刘小海
Original assignee: Kaifeng Bokai Biochemical Co ltd
Current assignee: Kaifeng Bokai Biochemical Co ltd
Priority date: 2022-07-26
Filing date: 2022-07-26
Publication date: 2022-11-08
Anticipated expiration: 2032-07-26

Abstract

The utility model provides a novel dehydration and rectification device of DMF (dimethyl formamide), which relates to the technical field of rectification equipment and comprises a rectification tank, wherein a cover plate is arranged at the top of the rectification tank, the bottom of the cover plate is provided with a plurality of heating cylinders positioned inside the rectification tank, the heating cylinders are coaxially sleeved and have diameters gradually increased from inside to outside, heating parts for heating materials are arranged inside the cylinder wall of the heating cylinder and inside the tank wall of the rectification tank, a transverse plate positioned below the heating cylinder is arranged inside the rectification tank, and a driving mechanism for driving the transverse plate to rotate relative to the rectification tank is arranged at the bottom of the transverse plate; add the material to the inside of rectifying tank, heat rectifying tank and cartridge heater through the heater block, carry out the contact heating to the material simultaneously through a plurality of cartridge heaters inside and outside walls, effectual increase is to the heating area of material, improves the heating efficiency of material, makes the evaporation that moisture can be quick deviate from.

Description

Novel dehydration rectification device of DMF

Technical Field

The utility model relates to a rectification equipment technical field specifically is a novel dehydration rectification device of DMF.

Background

DMF is N, N-dimethylformamide, an organic compound with a chemical formula of C3H7NO, and is a colorless transparent liquid. It is a chemical raw material with wide application and a good solvent with wide application. Besides the halogenated hydrocarbon, the halogenated hydrocarbon can be mixed with water and most organic solvents at will, has good dissolving capacity for various organic compounds and inorganic compounds, and is usually required to be used for rectifying equipment to remove excessive water in the DMF processing.

The used rectifier unit of current DMF dehydration processing only heats the material through the jar wall of rectification jar usually, and not only is less to the heating area of material, and heating efficiency is lower, and leads to being heated of material uneven easily, and the outer material heating that is close to jar wall is fast, and middle part material heating is slow, influences the dehydration efficiency of material.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel dehydration rectification device of DMF aims at solving among the prior art less to the heating area of material, and heating efficiency is lower, and leads to the uneven problem of being heated of material easily.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the novel dehydration and rectification device for DMF comprises: the rectifying tank, the top of rectifying tank is provided with the apron, the bottom of apron is provided with a plurality of heating cylinder that are located the rectifying tank inside, and is a plurality of coaxial cover of heating cylinder is established and by interior and outside diameter crescent, the inside of heating cylinder section of thick bamboo wall and the inside of rectifying tank jar wall all are provided with the heater block that is used for the material heating, the inside of rectifying tank is provided with the diaphragm that is located the heating cylinder below, the bottom of diaphragm is provided with and is used for driving its actuating mechanism for rectifying tank pivoted, the top of diaphragm is provided with the stirring part that is used for the material to mix.

In order to make the utility model discloses have the better effect of heating, the utility model discloses a further technical scheme does, the heater block is the heater strip.

In order to make the utility model discloses have better drive diaphragm pivoted effect, the utility model discloses a further technical scheme does, actuating mechanism is the first motor of fixed mounting in the rectification tank bottoms portion, the output fixed connection of first motor is at the middle part of diaphragm.

In order to make the utility model discloses have better effect of stirring the material, the utility model discloses a further technical scheme does, stirring part includes the (mixing) shaft of fixed connection at the diaphragm top, the lateral wall fixedly connected with stirring leaf of (mixing) shaft.

In order to make the utility model discloses have the better effect that makes the material circulate, the utility model discloses a further technical scheme does, a plurality of logical grooves that are used for the material circulation are seted up to the lateral wall of cartridge heater.

In order to make the utility model discloses have the effect of better switching apron, the utility model discloses a further technical scheme does, the lateral wall fixedly connected with installation section of thick bamboo of rectification jar, the inside of installation section of thick bamboo is rotated and is connected with the bracing piece, the inside on bracing piece top is rotated and is had the cross axle that is located directly over the apron, the outside cover of cross axle is equipped with the reel, the inside of reel is provided with the haulage rope, just the bottom fixed connection of haulage rope is at the top of apron, the tip of cross axle is provided with and is used for driving its pivoted second motor, the spacing groove has been seted up along its direction of height to one side of bracing piece, one side fixedly connected with of apron slides at the limiting plate of spacing inslot portion.

In order to make the utility model discloses have better restriction bracing piece pivoted effect, the utility model discloses a further technical scheme does, the inside slot that all sets up mutual intercommunication of an installation section of thick bamboo and bracing piece, two be provided with the inserted bar between the slot.

The utility model has the advantages that:

1. the utility model discloses when using, add the material to the inside of rectifying tank, heat rectifying tank and cartridge heater through the heater block, carry out contact heating to the material simultaneously through the inside and outside wall of a plurality of cartridges heaters, effectual increase is to the heating area of material, improve the heating efficiency of material, make the evaporation that moisture can be quick deviate from, drive the diaphragm through actuating mechanism simultaneously at the inside autogyration of rectifying tank, it stirs to the material of inside to drive stirring part, make the material of different positions can both be better contact with the lateral wall of rectifying tank and cartridge heater, thereby make the material be heated comparatively evenly, the reinforcing heating effect, promote rectification efficiency.

2. The utility model discloses when using, rotate through second motor drive cross axle, make the reel carry out the rolling to the haulage rope, make the apron rise the cartridge heater by the inside deviating from of rectification jar, then the rotation support pole, make the apron break away from the top of rectification jar, and adjust its decline once more, can be better to the rectification jar inside and apron, the cartridge heater washs, avoid mutual interference between cartridge heater and the rectification jar, facilitate for the washing of equipment, slide along the spacing groove through the limiting plate, it is better spacing to the apron, make the apron can keep sharp lift, it rocks about appearing in going up and down to avoid it.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a front view of a specific embodiment of the present invention.

Fig. 3 is a front cross-sectional view of an embodiment of the invention.

Fig. 4 is a schematic view of the cover plate according to the embodiment of the present invention after rotating.

Fig. 5 is a schematic structural diagram of a stirring member according to an embodiment of the present invention.

Fig. 6 is a schematic structural diagram of a heating cartridge according to an embodiment of the present invention.

In the figure: 1. a rectification tank; 2. a cover plate; 3. a heating cylinder; 4. a transverse plate; 5. heating wires; 6. a first motor; 7. a stirring shaft; 8. stirring blades; 9. a through groove; 10. mounting the cylinder; 11. a support bar; 12. a horizontal axis; 13. coiling; 14. a hauling rope; 15. a second motor; 16. a limiting groove; 17. a limiting plate; 18. A slot; 19. and (4) inserting the rod.

Detailed Description

The following description will further describe embodiments of the present invention with reference to the accompanying drawings.

As shown in fig. 1-6, a novel dehydration and rectification device for DMF comprises: rectification jar (1), the top of rectification jar (1) is provided with apron (2), the bottom of apron (2) is provided with a plurality of heating cylinder (3) that are located rectification jar (1) inside, and is a plurality of heating cylinder (3) coaxial cover is established and by interior and outside diameter crescent, and the mounting means of a plurality of heating cylinder 3 is not only established to the coaxial cover that this scheme adopted, also can establish for different axle sleeve, other modes such as rectangle or annular array, the inside of heating cylinder (3) section of thick bamboo wall and the inside of rectification jar (1) jar wall all are provided with the heater block that is used for the material heating, the inside of rectification jar (1) is provided with diaphragm (4) that is located heating cylinder (3) below, the bottom of diaphragm (4) is provided with and is used for driving it for rectification jar (1) pivoted actuating mechanism, the top of diaphragm (4) is provided with the stirring part that is used for the material to mix.

In this embodiment, add the material to the inside of rectification jar 1, heat rectification jar 1 and cartridge heater 3 through the heater block, carry out the contact heating to the material simultaneously through a plurality of cartridge heaters 3 inside and outside walls, effectual increase is to the heat area of material, improve the heating efficiency of material, make the evaporation that moisture can be quick deviate from, drive diaphragm 4 at the inside autogyration of rectification jar 1 through actuating mechanism simultaneously, it stirs to the material of inside to drive stirring part, make the material of different positions can both be better contact with the lateral wall of rectification jar 1 and cartridge heater 3, thereby make the material be heated comparatively evenly, the reinforcing heating effect, promote rectification efficiency.

Specifically, the heating member is heater strip (5), and can be better through heater strip 5 to rectifying tank 1 and cartridge heater 3 heat.

Specifically, actuating mechanism is first motor (6) of fixed mounting in rectification jar (1) bottom, the output fixed connection of first motor (6) is in the middle part of diaphragm (4), and drive diaphragm 4 that can be better through first motor 6 is inside rotatory in rectification jar 1.

Specifically, stirring part includes (mixing) shaft (7) of fixed connection at diaphragm (4) top, the lateral wall fixedly connected with stirring leaf (8) of (mixing) shaft (7) drives stirring leaf 8 through (mixing) shaft 7 and follows diaphragm 4 and remove, and better promotion material flows in the inside of rectifying tank 1.

Further, a plurality of logical grooves (9) that are used for the material circulation are seted up to the lateral wall of cartridge heater (3), through the setting that leads to groove 9, can make better circulation of material between a plurality of cartridge heaters 3, further promote the heating effect.

Preferably, the lateral wall fixedly connected with installation section of thick bamboo (10) of rectification jar (1), the inside rotation of installation section of thick bamboo (10) is connected with bracing piece (11), the inside on bracing piece (11) top is rotated and is had cross axle (12) that is located directly over apron (2), the outside cover of cross axle (12) is equipped with reel (13), the inside of reel (13) is provided with haulage rope (14), just the bottom fixed connection of haulage rope (14) is at the top of apron (2), the tip of cross axle (12) is provided with and is used for driving its pivoted second motor (15), drives cross axle 12 through second motor 15 and rotates, makes reel 13 roll to haulage rope 14, makes apron 2 rise cartridge heater 3 and is deviate from by rectification jar 1 is inside, then rotates bracing piece 11, makes apron 2 break away from the top of rectification jar 1 to adjust its decline once more, can be better wash rectification jar 1 inside and apron 2, cartridge heater 3, avoid cartridge heater 3 and the mutual interference between cartridge heater 1, provide convenience for the washing of equipment.

Furthermore, spacing groove (16) have been seted up along its direction of height to one side of bracing piece (11), one side fixedly connected with of apron (2) slides at inside limiting plate (17) of spacing groove (16), slides along spacing groove 16 through limiting plate 17, and is better spacing to apron 2, makes apron 2 can keep sharp lift, avoids it to appear rocking about in going up and down.

Further, inside slot (18) of intercommunication each other all seted up of installation section of thick bamboo (10) and bracing piece (11), two be provided with inserted bar (19) between slot (18), through inserting inserted bar 19 simultaneously in the inside slot 18 of installation section of thick bamboo 10 and bracing piece 11, better carry on spacingly to bracing piece 11, make bracing piece 11 can not be random take place to rotate for installation section of thick bamboo 10.

In the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.

Claims

1. A novel dehydration and rectification device for DMF is characterized by comprising: rectification jar (1), the top of rectification jar (1) is provided with apron (2), the bottom of apron (2) is provided with a plurality of heating cylinder (3) that are located rectification jar (1) inside, and is a plurality of heating cylinder (3) coaxial cover is established and by interior and outside diameter crescent, the inside of heating cylinder (3) section of thick bamboo wall and the inside of rectification jar (1) jar wall all are provided with the heater block that is used for the material heating, the inside of rectification jar (1) is provided with diaphragm (4) that are located heating cylinder (3) below, the bottom of diaphragm (4) is provided with and is used for driving its actuating mechanism for rectification jar (1) pivoted, the top of diaphragm (4) is provided with the stirring part that is used for the material to mix.

2. A novel dehydration and rectification device of DMF according to claim 1, characterized in that said heating component is a heating wire (5).

3. A novel dehydration and rectification device of DMF according to claim 1, characterized in that the driving mechanism is a first motor (6) fixedly installed at the bottom of the rectification tank (1), and the output end of the first motor (6) is fixedly connected to the middle part of the transverse plate (4).

4. A novel dehydration and rectification device of DMF according to claim 1, characterized in that said stirring component comprises a stirring shaft (7) fixedly connected to the top of the horizontal plate (4), and the side wall of said stirring shaft (7) is fixedly connected with a stirring blade (8).

5. The novel dehydration and rectification device of DMF according to claim 1, characterized in that the side wall of the heating cylinder (3) is provided with a plurality of through grooves (9) for the circulation of materials.

6. The novel DMF dewatering and rectifying device according to any one of claims 1 to 5, wherein a mounting cylinder (10) is fixedly connected to the side wall of the rectifying tank (1), a supporting rod (11) is rotatably connected to the inside of the mounting cylinder (10), a transverse shaft (12) located right above the cover plate (2) is rotatably arranged inside the top end of the supporting rod (11), a reel (13) is sleeved outside the transverse shaft (12), a traction rope (14) is arranged inside the reel (13), the bottom end of the traction rope (14) is fixedly connected to the top of the cover plate (2), and a second motor (15) for driving the transverse shaft (12) to rotate is arranged at the end of the transverse shaft (12).

7. A novel dehydration and rectification device of DMF according to claim 6, characterized in that one side of the supporting rod (11) is provided with a limiting groove (16) along the height direction thereof, and one side of the cover plate (2) is fixedly connected with a limiting plate (17) sliding in the limiting groove (16).

8. A novel dehydration and rectification device of DMF according to claim 6, characterized in that slots (18) which are mutually communicated are respectively opened inside the installation cylinder (10) and the supporting rod (11), and an inserted rod (19) is arranged between the two slots (18).