CN211199071U - Evaporation and concentration device for preparing succinic acid - Google Patents
Evaporation and concentration device for preparing succinic acid Download PDFInfo
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- CN211199071U CN211199071U CN201922127043.7U CN201922127043U CN211199071U CN 211199071 U CN211199071 U CN 211199071U CN 201922127043 U CN201922127043 U CN 201922127043U CN 211199071 U CN211199071 U CN 211199071U
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Abstract
The utility model discloses an evaporation concentration device for preparing succinic acid, which comprises a fixed bracket, an evaporation kettle and a conical frame; reaction raw materials are introduced into the evaporation kettle through a feeding pipeline, an electromagnetic switch valve is arranged on the feeding channel, evaporation reaction is carried out in the evaporation kettle after the feeding is finished, heat insulation shells are arranged outside the evaporation kettle 2 and the crystallization cavity, temperature adjusting pipelines are distributed in the heat insulation shells and connected to a temperature controller, and the temperature change in the evaporation kettle is controlled through the temperature adjusting pipelines; the crystallization after the evaporation condenses in advance on the crystallization filter membrane layer of top, after a period of reaction, through promoting the motor with the lifter upwards promote for the movable block removes on moving the track, thereby does not have reaction liquid position department above the evaporation cauldron with conical frame suggestion, carries out the secondary evaporation, and after the evaporation is accomplished, will lift sealed lid and open, take out conical frame, take off crystallization filter membrane layer, take out the crystallization.
Description
Technical Field
The utility model relates to a succinic acid preparation equipment technical field specifically is an evaporation concentration device is used in succinic acid preparation.
Background
Succinic acid, also called succinic acid, is mainly used for preparing penta-heterocyclic compounds such as succinic anhydride and the like. Also used for preparing alkyd resins), paints, dyes, food flavorings (succinic acid can also be used as a food acidulant for flavoring wine, feed, candy, etc. ) Photographic materials, etc. It can be used in pharmaceutical industry to produce anticonvulsants such as sulfa drugs, vitamin A, vitamin B, etc., phlegm-loosening agent, diuretic and hemostatic. As chemical reagents, the reagent is used as an alkaline standard reagent, a buffering agent and a gas chromatography comparison sample. It can also be used as raw material of lubricant and surfactant. Succinic acid is derived from a resin of a plant belonging to the genus Pinus, such as amber, which is buried in the ground for a long time, and is also widely present in tissues of various plants and animals. In the laboratory, succinic acid can be prepared by reacting two molecules of sodium salt of diethyl malonate with iodine, followed by hydrolysis and decarboxylation. Industrially, succinic acid is obtained by subjecting paraffin to deep oxidation to produce a mixture of various carboxylic acids, followed by separation steps such as steam distillation and crystallization. Wherein there is crystal to separate out in the evaporation concentration process, and probably need carry out concentration many times, current evaporation concentration device is inconvenient takes out the crystal, carries out follow-up operation.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an evaporation concentration device is used in succinic acid preparation to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: an evaporation concentration device for preparing succinic acid comprises a fixed bracket, an evaporation kettle and a conical frame; an evaporation kettle is arranged on the fixed support, the bottom end of the evaporation kettle is connected with a crystallization cavity, and the crystallization cavity is of a conical structure; the upper end of the evaporation kettle is provided with a liftable sealing cover, and the liftable sealing cover is connected with a feeding pipeline; moving tracks are arranged on two sides of the inner wall of the evaporation kettle, a plurality of corresponding moving blocks are movably mounted on the moving tracks, and lifting rods are connected to the side edges of the moving blocks; the side edge of the liftable sealing cover is provided with a plurality of corresponding through holes, the tail end of the lifting rod penetrates through the through holes, and the tail end of the lifting rod is connected to a lifting motor; the side edges of the two moving blocks are movably provided with a conical frame, and the upper end surface of the crystallization cavity is provided with a clamping groove corresponding to the conical frame; the bottom of the conical frame coincides with the crystallization cavity, the top end of the conical frame is clamped with the clamping groove, and a crystallization filter membrane layer is attached and fixed on the conical frame.
Preferably, the evaporation kettle is of a cylindrical structure, the crystallization cavity is of a conical structure with a wide upper part and a narrow lower part, and the crystallization cavity and the evaporation kettle are of an integrally formed structure.
Preferably, the outer sides of the evaporation kettle and the crystallization cavity are provided with heat-insulating shells, temperature-adjusting pipelines are arranged in the heat-insulating shells, and the temperature-adjusting pipelines are connected to a temperature controller.
Preferably, a pressure seal valve is arranged on the side edge of the liftable sealing cover, and a valve seat corresponding to the pressure seal valve is arranged on the side edge of the evaporation kettle.
Preferably, a plurality of moving blocks which are overlapped with each other are arranged on the moving track, the width of each moving block which is arranged from top to bottom along the moving track is gradually increased, the lifting rods are fixed on the side edges of the moving blocks, and the lifting rods are arranged in parallel.
Preferably, the conical frame comprises a circular frame and a fixed fulcrum, and the outer diameter of the circular frame corresponds to the inner diameter of the clamping groove; the bottom of the circular frame is provided with a plurality of mounting hole grooves which are evenly spaced, the mounting hole grooves are fixedly provided with fixing support shafts which are obliquely arranged, and the tail ends of the fixing support shafts are connected to the tightening ring.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model has simple structure and strong operability, and is convenient for multiple crystallization; reaction raw materials are introduced into the evaporation kettle through a feeding pipeline, an electromagnetic switch valve is arranged on the feeding channel, evaporation reaction is carried out in the evaporation kettle after the feeding is finished, heat insulation shells are arranged outside the evaporation kettle 2 and the crystallization cavity, temperature adjusting pipelines are distributed in the heat insulation shells and connected to a temperature controller, and the temperature change in the evaporation kettle is controlled through the temperature adjusting pipelines; the crystallization after the evaporation condenses in advance on the crystallization filter membrane layer of top, after a period of reaction, through promoting the motor with the lifter upwards promote for the movable block removes on moving the track, thereby does not have reaction liquid position department above the evaporation cauldron with conical frame suggestion, carries out the secondary evaporation, and after the evaporation is accomplished, will lift sealed lid and open, take out conical frame, take off crystallization filter membrane layer, take out the crystallization.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
In the figure: 1. fixing a bracket; 2. evaporating the kettle; 3. a crystallization cavity; 4. a liftable sealing cover; 5. a feed conduit; 6. a moving track; 7. a moving block; 8. a lifting bar; 9. a through hole; 10. a hoisting motor; 11. a conical frame; 12. a clamping groove; 13. and crystallizing the filter membrane layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 according to specific situations by those skilled in the art.
Referring to fig. 1, the present invention provides a technical solution: an evaporation concentration device for preparing succinic acid comprises a fixed bracket 1, an evaporation kettle 2 and a conical frame 11; an evaporation kettle 2 is arranged on the fixed support 1, the bottom end of the evaporation kettle 2 is connected with a crystallization cavity 3, and the crystallization cavity 3 is of a conical structure; the upper end of the evaporation kettle 2 is provided with a liftable sealing cover 4, and the liftable sealing cover 4 is connected with a feeding pipeline 5; two sides of the inner wall of the evaporation kettle 2 are provided with moving tracks 6, a plurality of corresponding moving blocks 7 are movably mounted on the moving tracks 6, and the side edges of the moving blocks 7 are connected with lifting rods 8; a plurality of corresponding through holes 9 are formed in the side edge of the liftable sealing cover 4, the tail end of the lifting rod 8 penetrates through the through holes 9, and the tail end of the lifting rod 8 is connected to a lifting motor 10; the tapered frames 11 are movably mounted on the side edges of the two moving blocks 7, and the clamping grooves 12 corresponding to the tapered frames 11 are formed in the upper end face of the crystallization cavity 3; the bottom of the conical frame 11 coincides with the crystallization cavity 3, the top end of the conical frame 11 is clamped with the clamping groove 12, and the conical frame 11 is fixedly attached with a crystallization filter membrane layer 13.
Further, the evaporation kettle 2 is of a cylindrical structure, the crystallization cavity 3 is of a conical structure with a wide upper part and a narrow lower part, and the crystallization cavity 3 and the evaporation kettle 2 are of an integrally formed structure.
Furthermore, thermal insulation shells are arranged on the outer sides of the evaporation kettle 2 and the crystallization cavity 3, temperature adjusting pipelines are arranged in the thermal insulation shells, and the temperature adjusting pipelines are connected to a temperature controller.
Further, a pressure seal valve is arranged on the side of the liftable sealing cover 4, and a valve seat corresponding to the pressure seal valve is arranged on the side of the evaporation kettle 2.
Furthermore, a plurality of moving blocks 7 which are overlapped with each other are arranged on the moving track 6, the width of the moving blocks 7 which are arranged from top to bottom along the moving track 6 is gradually increased, the lifting rods 8 are fixed on the side edges of the moving blocks 7, and the plurality of lifting rods 8 are arranged in parallel.
Further, the conical frame 11 comprises a circular frame and a fixed fulcrum, and the outer diameter of the circular frame corresponds to the inner diameter of the clamping groove 12; the bottom of the circular frame is provided with a plurality of mounting hole grooves which are evenly spaced, the mounting hole grooves are fixedly provided with fixing support shafts which are obliquely arranged, and the tail ends of the fixing support shafts are connected to the tightening ring.
The working principle is as follows: an evaporation kettle 2 is arranged on the fixed support 1, the bottom end of the evaporation kettle 2 is connected with a crystallization cavity 3, and the crystallization cavity 3 is of a conical structure; the upper end of the evaporation kettle 2 is provided with a liftable sealing cover 4, and the liftable sealing cover 4 is connected with a feeding pipeline 5; reaction raw materials are introduced into the evaporation kettle 2 through a feeding pipeline 5, an electromagnetic switch valve is arranged on the feeding channel 5, evaporation reaction is carried out in the evaporation kettle 2 after feeding is finished, a heat insulation shell is arranged outside the evaporation kettle 2 and the crystallization cavity 3, a temperature adjusting pipeline is arranged inside the heat insulation shell and connected to a temperature controller, and temperature change in the evaporation kettle 2 is controlled through the temperature adjusting pipeline;
two sides of the inner wall of the evaporation kettle 2 are provided with moving tracks 6, a plurality of corresponding moving blocks 7 are movably mounted on the moving tracks 6, and the side edges of the moving blocks 7 are connected with lifting rods 8; a plurality of corresponding through holes 9 are formed in the side edge of the liftable sealing cover 4, the tail end of the lifting rod 8 penetrates through the through holes 9, a sealing ring is arranged at the through holes, and the tail end of the lifting rod 8 is connected to a lifting motor 10; the tapered frames 11 are movably mounted on the side edges of the two moving blocks 7, and the clamping grooves 12 corresponding to the tapered frames 11 are formed in the upper end face of the crystallization cavity 3; the bottom of the conical frame 11 coincides with the crystallization cavity 3, the top of the conical frame 11 is connected with the connecting groove 12 in a clamped mode, a crystallization filter membrane layer 13 is fixedly attached to the conical frame 11 in a laminating mode, crystals after evaporation are condensed on the uppermost crystallization filter membrane layer 13 in advance, after a period of reaction, the lifting rod 8 is lifted upwards through the lifting motor 10, the moving block 7 is made to move on the moving track 6, the conical frame 11 is prompted to the position where no reaction liquid is located above the evaporation kettle 2, secondary evaporation is conducted, the sealing cover 4 capable of being lifted is opened until evaporation is completed, the conical frame 11 is taken out, the crystallization filter membrane layer 13 is taken off, and the crystals are taken out.
It is worth noting that: the whole device realizes control over the device through the master control button, and the device matched with the control button is common equipment, belongs to the existing mature technology, and is not repeated for the electrical connection relation and the specific circuit structure.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. An evaporation concentration device for preparing succinic acid is characterized in that: comprises a fixed bracket (1), an evaporation kettle (2) and a conical frame (11); an evaporation kettle (2) is arranged on the fixed support (1), the bottom end of the evaporation kettle (2) is connected with a crystallization cavity (3), and the crystallization cavity (3) is of a conical structure; the upper end of the evaporation kettle (2) is provided with a liftable sealing cover (4), and the liftable sealing cover (4) is connected with a feeding pipeline (5); two sides of the inner wall of the evaporation kettle (2) are provided with moving tracks (6), a plurality of corresponding moving blocks (7) are movably mounted on the moving tracks (6), and the side edges of the moving blocks (7) are connected with lifting rods (8); a plurality of corresponding through holes (9) are formed in the side edge of the liftable sealing cover (4), the tail end of the lifting rod (8) penetrates through the through holes (9), and the tail end of the lifting rod (8) is connected to a lifting motor (10); the side edges of the two moving blocks (7) are movably provided with a conical frame (11), and the upper end surface of the crystallization cavity (3) is provided with a clamping groove (12) corresponding to the conical frame (11); conical frame (11) bottom and crystallization chamber (3) coincidence, conical frame (11) top and joint groove (12) joint, conical frame (11) are gone up the laminating and are fixed with crystallization filter membrane layer (13).
2. The evaporative concentration apparatus for succinic acid production according to claim 1, wherein: the evaporation kettle (2) is of a cylindrical structure, the crystallization cavity (3) is of a conical structure with a wide upper part and a narrow lower part, and the crystallization cavity (3) and the evaporation kettle (2) are of an integrally formed structure.
3. The evaporative concentration apparatus for succinic acid production according to claim 1, wherein: and heat-insulating shells are arranged on the outer sides of the evaporation kettle (2) and the crystallization cavity (3), and temperature-adjusting pipelines are arranged in the heat-insulating shells and connected to a temperature controller.
4. The evaporative concentration apparatus for succinic acid production according to claim 1, wherein: a pressure seal valve is arranged on the side edge of the liftable sealing cover (4), and a valve seat corresponding to the pressure seal valve is arranged on the side edge of the evaporation kettle (2).
5. The evaporative concentration apparatus for succinic acid production according to claim 1, wherein: the movable track (6) is provided with a plurality of moving blocks (7) which are mutually overlapped, the width of the moving blocks (7) which are arranged from top to bottom along the movable track (6) is gradually increased, the lifting rods (8) are fixed on the side edges of the moving blocks (7), and the lifting rods (8) are arranged in parallel.
6. The evaporative concentration apparatus for succinic acid production according to claim 1, wherein: the conical frame (11) comprises a circular frame and a fixed fulcrum, and the outer diameter of the circular frame corresponds to the inner diameter of the clamping groove (12); the bottom of the circular frame is provided with a plurality of mounting hole grooves which are evenly spaced, the mounting hole grooves are fixedly provided with fixing support shafts which are obliquely arranged, and the tail ends of the fixing support shafts are connected to the tightening ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922127043.7U CN211199071U (en) | 2019-11-29 | 2019-11-29 | Evaporation and concentration device for preparing succinic acid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922127043.7U CN211199071U (en) | 2019-11-29 | 2019-11-29 | Evaporation and concentration device for preparing succinic acid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211199071U true CN211199071U (en) | 2020-08-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922127043.7U Active CN211199071U (en) | 2019-11-29 | 2019-11-29 | Evaporation and concentration device for preparing succinic acid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211199071U (en) |
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- 2019-11-29 CN CN201922127043.7U patent/CN211199071U/en active Active
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