Scraper evaporator for producing and processing fenoxaprop-p-ethyl

Abstract

The utility model relates to the technical field of scraper evaporators, in particular to a scraper evaporator for producing and processing fenoxaprop-p-ethyl, which comprises a separation barrel, a driving device is arranged at the top end of the separation barrel, an evaporation barrel is connected to the bottom end of the separation barrel, and a discharging barrel is mounted at the bottom end of the evaporation barrel; a driving device drives a rotating rod to rotate, a scraping plate can be driven to rotate in an evaporation barrel, material liquid can be conveniently evaporated and concentrated, the material liquid condition in the discharging barrel can be observed through an observation window in the outer wall of the discharging barrel, a connecting plug is inserted into a connecting sleeve, and a fixing plate and the connecting sleeve are connected through a fixing bolt, so that the material liquid can be conveniently evaporated and concentrated. The electric push rod drives the push plate to move, the position of the push plate can be adjusted according to the material liquid in the discharging barrel, the electric push rod and the push plate at the bottom end of the electric push rod are driven to rotate through the rotating rod, accumulated liquid at the bottom of the discharging barrel can be conveniently pushed, and the situation that the material liquid is accumulated at the bottom is not prone to occurring; and the processing effect is prevented from being influenced by more residual feed liquid.

Description

TECHNICAL FIELD

[0001] The utility model relates to a scraper evaporator technical field, concretely is a kind of scraper evaporator for the production and processing of precise oxadiazon. BACKGROUND

[0002] Precise oxadiazon is a low-toxicity herbicide, belongs to heterocyclic oxybenzene oxypropionic acid herbicide, mainly through the key enzyme of inhibiting fatty acid synthesis-acetyl coenzyme A carboxylase, so as to inhibit the synthesis of fatty acid. Pesticide is absorbed by stem and leaf and conducted to the growth point of meristem and root, acts rapidly, stops growing after 2-3 days of pesticide application, 5-6 days of heart leaf loses green and turns purple, meristem turns brown, leaf gradually dies, is selective stem and leaf treatment agent, suitable for dicotyledonous crops such as soybean, peanut, rape, cotton, sugar beet, flax, potato, vegetable field and mulberry orchard etc. field to prevent and treat monocotyledonous weeds.

[0003] In prior art, when producing and processing precise oxadiazon, it generally includes esterification and etherification steps, and needs to use scraper evaporator composed of heating jacket and scraper. Under the action of gravity and rotating scraper, material liquid is distributed on inner wall to form downward rotating thin film, and is continuously evaporated and concentrated in descending process, to complete material discharge from bottom, and secondary steam escapes from top.

[0004] However, the bottom flowability of existing scraper evaporator is poor, and the accumulated liquid at the bottom is difficult to push by scraper, so that material liquid is easily accumulated at the bottom, resulting in more residual material liquid and affecting processing effect. Therefore, we propose a scraper evaporator for the production and processing of precise oxadiazon. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a scraper evaporator for the production and processing of precise oxadiazon to solve the problems in the above background.

[0006] To achieve the above object, the utility model provides the following technical scheme: a scraper evaporator for the production and processing of precise oxadiazon, comprising: a separation cylinder, a driving device is arranged at the top end of the separation cylinder, an evaporation cylinder is connected to the bottom end of the separation cylinder, a discharge cylinder is installed at the bottom end of the evaporation cylinder, a rotating rod is fixedly installed at the output end of the driving device, and a scraper is connected to the outer wall of the evaporation cylinder close to the rotating rod.

[0007] An observation window is arranged on the outer wall of the discharge cylinder, a push plate is connected to one end of the rotating rod close to the discharge cylinder, a connecting sleeve is installed at the top end of the push plate, a plug connector is connected to the inner wall of the connecting sleeve, an electric push rod is connected to the top end of the plug connector, a fixed plate is installed on the outer wall of the electric push rod close to the plug connector, and a fixed bolt is screw-installed on the surface of the fixed plate.

[0008] Preferably, the driving device is fixedly installed at the top end of the separation cylinder, the material inlet is installed on the outer wall of the bottom of the separation cylinder, the material outlet is installed at the bottom end of the discharge cylinder, and the secondary steam outlet is arranged at the top of one end of the separation cylinder.

[0009] Preferably, the outer wall of the evaporation cylinder is provided with a heating jacket, the fixed support is fixedly connected to the inner wall of the bottom of the evaporation cylinder, the fixed support is in the shape of a cross, and the bottom end of the rotating rod penetrates through the center of the fixed support and is rotationally connected with the fixed support.

[0010] Preferably, the two scraping plates are symmetrically arranged, the ends of the two scraping plates away from each other are both not in contact with the inner wall of the evaporation cylinder, the other ends of the two scraping plates are both connected with the connecting frame, the connecting frame is uniformly provided with a plurality of connecting frames, the middle part of each connecting frame is fixedly sleeved on the outer wall of the rotating rod, and the two ends of each connecting frame are both fixedly connected with the adjacent scraping plate.

[0011] Preferably, the electric push rod is fixedly installed in the bottom end of the rotating rod, the output end of the electric push rod penetrates through the rotating rod and is fixedly connected with the plug-in connector, and the fixed plate is fixedly sleeved on the outer wall of the output end of the electric push rod.

[0012] Preferably, the top end of the connecting sleeve is provided with a gasket, the bottom end of the plug-in connector is slidably inserted into the connecting sleeve, and the cross sections of the plug-in connector and the connecting sleeve are both polygonal.

[0013] Preferably, the surface of the fixed plate is uniformly provided with four fixed bolts, and the top end side wall of the fixed plate and the connecting sleeve are fixedly connected through the four fixed bolts.

[0014] Compared with the prior art, the utility model has the advantages that:

[0015] The utility model discloses a driving device drives the rotating rod to rotate, can drive the scraping plate to rotate in the evaporation cylinder, is convenient for evaporating and concentrating the material liquid, can observe the material liquid situation in the discharge cylinder through the observation window of the discharge cylinder outer wall, is convenient for the dismounting of the push plate through the plug-in connector inserted into the connecting sleeve and the fixed plate and the connecting sleeve are connected through the fixed bolt, the push plate moves through the electric push rod, can adjust the position of the push plate according to the material liquid in the discharge cylinder, and the push plate at the bottom end of the electric push rod rotates through the rotating rod, is convenient for the push of the liquid in the bottom of the discharge cylinder, and the material liquid is not easy to accumulate in the bottom, so as to avoid the influence of the processing effect caused by the more material liquid residues. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the whole structure main view schematic diagram of the utility model;

[0017] Figure 2 It is the whole structure main view schematic diagram of the utility model;

[0018] Figure 3 For the utility model Figure 2 The structure amplification schematic view of A place in the middle;

[0019] Figure 4 For the utility model Figure 3 The structure amplification schematic view of B place in the middle;

[0020] Figure 5 For the utility model partial structure solid connection schematic view;

[0021] Figure 6 For the utility model push plate structure explosion schematic view.

[0022] In the figure: 1, separation cylinder;2, evaporation cylinder;3, discharge cylinder;4, driving device;5, heating jacket;6, material inlet;7, material outlet;8, secondary steam outlet;9, rotating rod;10, scraper;11, connecting frame;12, observation window;13, push plate;14, electric push rod;15, fixed support;16, washer;17, plug connector;18, connecting sleeve;19, fixing bolt;20, fixed plate. Specific implementation

[0023] In order to make the utility model purposes, technical scheme carry out clearly, completely describe, and the advantage is more clear and clear, the following combining the drawings to the utility model embodiment carries out further detailed explanation.Should understand, the specific embodiment described here is a part of the embodiment of the utility model, rather than all the embodiment, only use to explain the embodiment of the utility model, and do not use to limit the embodiment of the utility model, all other embodiments obtained by the person skilled in the art without doing the premise of the creative labor, belong to the scope of the protection of the utility model.

[0024] Please refer to Figures 1 to 6The utility model provides a technical scheme: a kind of scraper evaporator for producing and processing precise fenoxaprop, it include: separation cylinder 1, the top of separation cylinder 1 is provided with driving device 4, the bottom of separation cylinder 1 is connected with evaporation cylinder 2, the bottom of evaporation cylinder 2 is installed with discharge cylinder 3, the output end of driving device 4 is fixedly installed with rotating rod 9, rotating rod 9 is connected with scraper 10 close to the outer wall of evaporation cylinder 2;Driving device 4 is fixedly installed at the top of separation cylinder 1, the bottom outer wall of separation cylinder 1 is installed with material inlet 6, the bottom of discharge cylinder 3 is installed with material outlet 7, the top of one end of separation cylinder 1 is provided with secondary steam outlet 8, after entering evaporation cylinder 2 after being sent into liquid feed by material inlet 6, steam in evaporation concentration process is discharged by secondary steam outlet 8, and it is discharged by material outlet 7 to discharge cylinder 3 by completion material.The outer wall of evaporation cylinder 2 is provided with heating jacket 5, fixed support 15 is fixedly connected on the bottom inner wall of evaporation cylinder 2, fixed support 15 is in the shape of "ten", the bottom of rotating rod 9 is through the center of fixed support 15 and is rotatably connected with fixed support 15, the bottom of rotating rod 9 can be fixed, and then the stability of rotating rod 9 is improved.Scraper 10 is symmetrically provided with two, the end of two scrapers 10 away from each other is not contacted with the inner wall of evaporation cylinder 2, the other end of two scrapers 10 is connected with connecting frame 11, connecting frame 11 is evenly provided with several, the middle part of each connecting frame 11 is fixedly sleeved on the outer wall of rotating rod 9, the two ends of each connecting frame 11 are fixedly connected with adjacent scraper 10, by the gap between scraper 10 and the inner wall of evaporation cylinder 2, when scraper 10 rotates with rotating rod 9, liquid feed can form film layer between scraper 10 and the inner wall of evaporation cylinder 2, realize that film layer can repeatedly evaporate and re-film, realize the evaporation concentration of liquid feed.

[0025] The outer wall of the discharge cylinder 3 is provided with an observation window 12, one end of the rotating rod 9 close to the discharge cylinder 3 is connected with a push plate 13, the top end of the push plate 13 is installed with a connecting sleeve 18, the inner wall of the connecting sleeve 18 is connected with a plug 17, the top end of the plug 17 is connected with an electric push rod 14, the outer wall of the electric push rod 14 close to the plug 17 is installed with a fixed plate 20, and the surface of the fixed plate 20 is installed with fixed bolts 19 in a threaded mode. The electric push rod 14 is fixedly installed in the bottom end of the rotating rod 9, the output end of the electric push rod 14 penetrates through the rotating rod 9 and is fixedly connected with the plug 17, the fixed plate 20 is fixedly sleeved on the output end of the electric push rod 14, and the bottom end of the rotating rod 9 close to the electric push rod 14 is provided with a cavity (not marked in the figure), so that the electric push rod 14 is embeddedly installed. The top end of the connecting sleeve 18 is provided with a gasket 16, the bottom end of the plug 17 is slidably inserted into the connecting sleeve 18, and the cross sections of the plug 17 and the connecting sleeve 18 are both polygonal, so that when the rotating rod 9 rotates, the plug 17 is not easy to rotate in the connecting sleeve 18, and the stability of the connection between the electric push rod 14 and the push plate 13 is improved. The surface of the fixed plate 20 is uniformly provided with four fixed bolts 19, and the top end side wall of the fixed plate 20 and the connecting sleeve 18 is fixedly connected through the four fixed bolts 19, so that the push plate 13 is conveniently disassembled and assembled.

[0026] When the device works, the material liquid to be processed can be sent in through the material inlet 6, the rotating rod 9 is driven to rotate by the driving device 4, the scraper 10 is driven to rotate in the evaporation cylinder 2, so that the material liquid can form a thin film layer between the scraper 10 and the inner wall of the evaporation cylinder 2, the thin film layer can be repeatedly evaporated and reformed, the material liquid is conveniently evaporated and concentrated, the steam in the evaporation and concentration process is discharged through the secondary steam outlet 8, the material is discharged from the discharge cylinder 3 through the material outlet 7, the material liquid in the discharge cylinder 3 can be observed through the observation window 12 in the outer wall of the discharge cylinder 3, the plug 17 is inserted into the connecting sleeve 18, the fixed plate 20 and the connecting sleeve 18 are connected through the fixed bolts 19, so that the push plate 13 is conveniently disassembled and assembled, the push plate 13 is driven to move by the electric push rod 14, the position of the push plate 13 can be adjusted according to the material liquid in the discharge cylinder 3, the rotating rod 9 drives the electric push rod 14 and the push plate 13 at the bottom end thereof to rotate, the liquid at the bottom of the discharge cylinder 3 is conveniently pushed, so that the material liquid at the bottom adheres to the inner wall of the evaporation cylinder 2, and the material liquid is not easy to accumulate at the bottom, so as to avoid that the material liquid is too much and affects the processing effect.

[0027] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A scraped evaporator for the production and processing of quizalofop-p-ethyl, comprising: The separation cylinder (1) is characterized in that: a driving device (4) is provided at the top of the separation cylinder (1), an evaporation cylinder (2) is connected to the bottom of the separation cylinder (1), a discharge cylinder (3) is installed at the bottom of the evaporation cylinder (2), a rotating rod (9) is fixedly installed at the output end of the driving device (4), and a scraper (10) is connected to the rotating rod (9) near the outer wall of the evaporation cylinder (2). The outer wall of the discharge cylinder (3) is provided with an observation window (12). The end of the rotating rod (9) near the discharge cylinder (3) is connected to a push plate (13). The top of the push plate (13) is equipped with a connecting sleeve (18). The inner wall of the connecting sleeve (18) is connected to a plug (17). The top of the plug (17) is connected to an electric push rod (14). The electric push rod (14) near the outer wall of the plug (17) is equipped with a fixing plate (20). The surface of the fixing plate (20) is threaded with fixing bolts (19).

2. The scraped evaporator for the production and processing of quizalofop-p-ethyl as described in claim 1, characterized in that: The drive device (4) is fixedly installed at the top of the separator (1). The bottom outer wall of the separator (1) is equipped with a material inlet (6), the bottom end of the discharge cylinder (3) is equipped with a material outlet (7), and a secondary steam outlet (8) is provided at the top of one end of the separator (1).

3. The scraped evaporator for the production and processing of quizalofop-p-ethyl as described in claim 1, characterized in that: The outer wall of the evaporator (2) is provided with a heating jacket (5), and a fixed bracket (15) is fixedly connected to the bottom inner wall of the evaporator (2). The fixed bracket (15) is in the shape of a cross, and the bottom end of the rotating rod (9) passes through the center of the fixed bracket (15) and is rotatably connected to the fixed bracket (15).

4. The scraped evaporator for the production and processing of quizalofop-p-ethyl as described in claim 1, characterized in that: Two scrapers (10) are symmetrically arranged. The ends of the two scrapers (10) that are far apart from each other do not contact the inner wall of the evaporator (2). The other ends of the two scrapers (10) are connected to a connecting frame (11). Several connecting frames (11) are evenly arranged. The middle part of each connecting frame (11) is fixedly sleeved on the outer wall of the rotating rod (9). Both ends of each connecting frame (11) are fixedly connected to the adjacent scraper (10).

5. A scraped evaporator for the production and processing of quizalofop-p-ethyl as described in claim 1, characterized in that: The electric push rod (14) is fixedly installed inside the bottom end of the rotating rod (9). The output end of the electric push rod (14) passes through the rotating rod (9) and is fixedly connected to the connector (17). The fixing plate (20) is fixedly sleeved on the outer wall of the output end of the electric push rod (14).

6. The scraped evaporator for the production and processing of quizalofop-p-ethyl as described in claim 1, characterized in that: The top of the connecting sleeve (18) is provided with a washer (16), and the bottom end of the plug (17) is slidably inserted into the connecting sleeve (18). The cross-sections of the plug (17) and the connecting sleeve (18) are both polygonal.

7. A scraped evaporator for the production and processing of quizalofop-p-ethyl as described in claim 1, characterized in that: The surface of the fixing plate (20) is uniformly provided with four fixing bolts (19), and the top sidewall of the fixing plate (20) and the connecting sleeve (18) are fixedly connected by the four fixing bolts (19).

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