Automatic backflow water-carrying device used in production process of pesticide tebuconazole

Abstract

The utility model relates to an automatic backflow water-carrying device used in the production process of pesticide tebuconazole, which belongs to the technical field of chemical production equipment and comprises a refining reaction kettle, a vaporization pipeline, a condenser and a backflow water-carrying device, one end of the vaporization pipeline is communicated with the refining reaction kettle, and the other end of the vaporization pipeline is communicated with the condenser. The refining reaction kettle is fixedly communicated with an oil-water mixture inlet, the condenser is communicated with the backflow water carrying device, the backflow water carrying device is provided with an emptying port and an emptying valve, the backflow water carrying device is fixedly communicated with an oil layer kettle returning pipeline, the backflow water carrying device is communicated with the refining reaction kettle through the oil layer kettle returning pipeline, and the backflow water carrying device is provided with a window. According to the oil-water separator, a traditional oil-water separator is replaced, and a backflow water carrying device is used, so that the long-time high-concentration working state of field staff is relieved, the problem that the oil-water separation effect is poor due to misoperation is solved, the burden of the field staff is relieved, the separation effect is ensured, and the subsequent secondary phase separation operation process is omitted.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of chemical production equipment, especially relates to an automatic reflux water-carrying device for the production process of pesticide tebuconazole. BACKGROUND

[0002] In the production process of pesticide tebuconazole, a small amount of water mixed in the material is often removed by using the method of reflux water-carrying, and in the conventional reflux water-carrying operation, the oil-water material vaporized and then condensed is separated into two phases in the ordinary oil-water separator through the heating of the reaction kettle, and the operation process needs to control the outlet valves of the oil phase and the water phase of the oil-water separator to adjust the interface of the oil-water two phases in the oil-water separator, so as to ensure that the oil phase and the water phase flow out from different pipelines, and such operation and production mode can cause poor oil-water separation effect due to the misoperation of people and the inability of people to concentrate for a long time, so as to form the result of water containing oil or oil containing water, and secondary water separation operation is still needed in the subsequent section, causing waste of manpower and time.

[0003] In order to further improve the production precision and production efficiency, the utility model provides an automatic reflux water-carrying device for the production process of pesticide tebuconazole, so that after the mixed material is punched into the refining kettle, heating is directly carried out, the water phase and the oil phase are separated into respective receiving tanks by the automatic reflux water-carrying, so that the on-site staff is reduced in burden, and the separation effect is ensured, and the subsequent secondary phase separation operation process is saved. UTILITY MODEL CONTENTS

[0004] The utility model provides an automatic reflux water-carrying device for the production process of pesticide tebuconazole, solves the problems in the background art, replaces the traditional oil-water separator, uses the reflux water-carrying device, relieves the long-time high concentration work state of on-site staff, and prevents the problems of poor oil-water separation effect caused by misoperation and the need for secondary oil-water phase separation operation.

[0005] The utility model solves the technical problem in the preceding technical scheme as follows: an automatic reflux water-carrying device for the production process of pesticide tebuconazole, comprising a refining reaction kettle, a vaporization pipeline, a condenser and a reflux water-carrying device, one end of the vaporization pipeline is communicated with the refining reaction kettle, the other end is communicated with the condenser, the refining reaction kettle is fixedly communicated with an oil-water mixed material inlet, the condenser is communicated with the reflux water-carrying device, the reflux water-carrying device is provided with a vent and a purge valve, the reflux water-carrying device is fixedly communicated with an oil layer back kettle pipeline, the reflux water-carrying device is communicated with the refining reaction kettle through the oil layer back kettle pipeline, the reflux water-carrying device is provided with a sight window, the reflux water-carrying device is fixedly communicated with a water phase outlet pipeline, and the water phase outlet pipeline is provided with a height-adjustable telescopic pipeline.

[0006] On the basis of the above technical scheme, the utility model can also be improved as follows.

[0007] Further, the height of the height-adjustable telescopic pipeline can be adjusted to the optimal height, and then positioned by a screw or replaced by a pipeline with the same height.

[0008] Further, the oil layer return-to-kettle pipeline and the water phase outlet pipeline both adopt coarse-diameter pipelines with DN65 or above, so that water or oil can flow smoothly.

[0009] Further, the condenser is selected according to the requirement of the production process of tebuconazole, and has a diameter of 20m 2 The above heat exchange area stainless steel condenser guarantees the condensing effect.

[0010] Further, the condenser is fixedly connected with a cooling water outlet pipe and a cooling water inlet pipe, and the cooling medium is selected as circulating water.

[0011] Further, the vent is connected with other pipelines for discharging tail gas and waste of the same medium in the workshop, so as to reduce the influence of VOCs in the production process of tebuconazole on the environment.

[0012] The utility model provides a kind of automatic reflux water-carrying device for in the production process of pesticide tebuconazole, with the following advantages:

[0013] 1, pesticide tebuconazole raw material mixture is passed to the refining reaction kettle by oil-water mixture inlet, and the specific gravity of the oil-water two-phase generated by the azeotropy of tebuconazole material in refining is fixed, the vaporized material is passed to the condenser by vaporization pipeline, the cooling medium is passed into the condenser by cooling water inlet pipe and then discharged by cooling water outlet pipe, the condenser can condense the vaporized material, and the condensed liquid can be passed to the reflux water-carrying device, and the difference between the specific gravity of oil and water can be realized by the reflux water-carrying device Automatic separation;

[0014] 2, oil layer can be refluxed to the refining reaction kettle by oil layer return-to-kettle pipeline, and the telescopic height of height-adjustable telescopic pipeline can be adjusted according to the actual oil-water separation effect during initial installation, and fixed when the best effect is achieved, and water layer can be discharged by water phase outlet pipeline, so that automatic separation according to specific gravity of oil-water layer can be realized;

[0015] 3, the automatic reflux water-carrying device for in the production process of pesticide tebuconazole replaces the traditional oil-water separator, uses reflux water-carrying device, relieves the long-time high-concentration work state of on-site staff, eliminates the problem of poor oil-water separation effect caused by misoperation, reduces the burden of on-site staff, ensures the separation effect, and saves the subsequent secondary phase separation operation process.

[0016] The above description is merely an overview of the technical solution of this utility model. In order to better understand the technical means of this utility model and to implement it according to the contents of the specification, the preferred embodiments of this utility model are described in detail below with reference to the accompanying drawings. The specific implementation methods of this utility model are given in detail in the following embodiments and their accompanying drawings. Attached Figure Description

[0017] The accompanying drawings, which are included to provide a further understanding of the present invention and form part of this application, illustrate exemplary embodiments of the present invention and, together with the description thereof, serve to explain the present invention and do not constitute an undue limitation thereof. In the drawings:

[0018] Figure 1 This is a schematic diagram of an automatic reflux water-carrying device for the production process of the pesticide tebuconazole, provided as an embodiment of the present invention.

[0019] The attached diagram lists the components represented by each number as follows:

[0020] 1. Refining reactor; 2. Vaporization pipe; 3. Condenser; 4. Vent port; 5. Reflux water carrier; 6. Oil-water mixture inlet; 7. Cooling water outlet pipe; 8. Cooling water inlet pipe; 9. Drain valve; 10. Oil layer return pipe; 11. Viewing window; 12. Height-adjustable telescopic pipe; 13. Aqueous phase outlet pipe. Detailed Implementation

[0021] The following is in conjunction with the appendix Figure 1 The principles and features of this utility model are described below. The examples given are for illustrative purposes only and are not intended to limit the scope of this utility model. The utility model is described more specifically in the following paragraphs by way of example with reference to the accompanying drawings. The advantages and features of this utility model will become clearer from the following description and claims. It should be noted that the drawings are in a very simplified form and use non-precise proportions, and are only used to facilitate and clarify the illustration of the embodiments of this utility model.

[0022] It should be noted that when a component is described as "fixed to" another component, it can be directly on the other component or may have a component in between. When a component is considered "connected to" another component, it can be directly connected to the other component or may have a component in between. When a component is considered "set on" another component, it can be directly set on the other component or may have a component in between. The terms "vertical," "horizontal," "left," "right," and similar expressions used in this document are for illustrative purposes only.

[0023] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention pertains. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and / or" as used herein includes any and all combinations of one or more of the associated listed items.

[0024] like Figure 1 As shown, an automatic reflux water-carrying device for the production process of the pesticide tebuconazole includes a refining reactor 1, a vaporization pipe 2, a condenser 3, and a reflux water-carrying device 5. One end of the vaporization pipe 2 is connected to the refining reactor 1, and the other end is connected to the condenser 3. The refining reactor 1 is fixedly connected to an oil-water mixture inlet 6. The condenser 3 is connected to the reflux water-carrying device 5. The reflux water-carrying device 5 is equipped with a vent 4 and a drain valve 9. The reflux water-carrying device 5 is fixedly connected to an oil layer return pipe 10. The reflux water-carrying device 5 is connected to the refining reactor 1 through the oil layer return pipe 10. The reflux water-carrying device 5 is equipped with a viewing window 11. The reflux water-carrying device 5 is fixedly connected to a water phase outlet pipe 13. The water phase outlet pipe 13 is equipped with a height-adjustable telescopic pipe 12.

[0025] Preferably, after the height of the height-adjustable telescopic pipe 12 is adjusted to the optimal height, it can be positioned by screws or replaced with a pipe of the same height. The height-adjustable telescopic pipe 12 can be determined by calculation based on the specific gravity difference between the water phase and the oil phase and the principle of communicating vessels, so that the device has better applicability. After the requirements are determined, it can also replace the fixed height pipe for long-term use.

[0026] Preferably, both the oil return pipeline 10 and the water phase outlet pipeline 13 are made of large diameter pipes of DN65 or above, so that water or oil can flow smoothly.

[0027] Preferably, condenser 3 is selected as 20m³ according to the requirements of the tebuconazole production process. 2 The stainless steel condenser with the above heat exchange area ensures efficient condensation.

[0028] Preferably, the condenser 3 is fixedly connected to a cooling water outlet pipe 7 and a cooling water inlet pipe 8, and its cooling medium is circulating water.

[0029] Preferably, the vent 4 is connected to the exhaust pipes of other similar media in the workshop to reduce the environmental impact of VOCs during the production of the pesticide tebuconazole.

[0030] The specific working principle and use method of the utility model are: pesticide tebuconazole raw material mixture is transmitted to the refining reaction kettle 1 through the oil-water mixture material inlet 6, the tebuconazole material is refined, the refining reaction kettle 1 is heated to make the specific gravity of the oil-water two-phase generated by the azeotropy of the oil phase and the water phase fixed, the vaporized material is transmitted to the condenser 3 through the vaporization pipeline 2, the cooling medium is transmitted into the condenser 3 through the cooling water inlet pipe 8 and then discharged through the cooling water outlet pipe 7, the condenser 3 can condense the vaporized material, the condensed liquid can be transmitted into the reflux water carrying device 5, the difference of the specific gravity of the oil and water can realize full-automatic separation by the reflux water carrying device 5, the oil layer can be refluxed into the refining reaction kettle 1 through the oil layer back kettle pipeline 10, when initially installed, the height adjustable telescopic pipeline 12 adjusts the telescopic height of the height adjustable telescopic pipeline 12 according to the actual oil-water separation effect, when the best effect is achieved, it can be fixed, the water layer can be discharged through the water phase outlet pipeline 13, so that the oil-water layer can be automatically separated according to the specific gravity, the waste gas can be discharged to the tail gas discharge pipeline of the workshop through the vent 4.

[0031] The above is only the preferred embodiment of the utility model, and does not limit the utility model in any form; the ordinary technical personnel in the industry can implement the utility model according to the drawings and the above description; however, the skilled person in the art can make some changes, modifications and equivalent changes within the scope of the technical scheme of the utility model by using the disclosed technical content, which are equivalent embodiments of the utility model; meanwhile, any equivalent changes, modifications and evolution of the above embodiments according to the essential technology of the utility model are still within the protection scope of the technical scheme of the utility model.

Claims

1. An automatic reflux water-carrying device for the production process of the pesticide tebuconazole, comprising a refining reactor (1), a vaporization pipe (2), a condenser (3), and a reflux water-carrying device (5), characterized in that: One end of the vaporization pipe (2) is connected to the refining reactor (1), and the other end is connected to the condenser (3). The refining reactor (1) is fixedly connected to the oil-water mixture inlet (6). The condenser (3) is connected to the reflux water carrier (5). The reflux water carrier (5) is provided with a vent (4) and a drain valve (9). The reflux water carrier (5) is fixedly connected to the oil layer return reactor pipe (10). The reflux water carrier (5) is connected to the refining reactor (1) through the oil layer return reactor pipe (10). The reflux water carrier (5) is provided with a viewing window (11). The reflux water carrier (5) is fixedly connected to the water phase outlet pipe (13). The water phase outlet pipe (13) is provided with a height-adjustable telescopic pipe (12).

2. The automatic reflux water-carrying device for the production process of the pesticide tebuconazole according to claim 1, characterized in that, After the height of the height-adjustable telescopic pipe (12) is adjusted to the optimal height, it can be positioned by screws or replaced with a pipe of the same height.

3. The automatic reflux water-carrying device for the production process of the pesticide tebuconazole according to claim 1, characterized in that, Both the oil return pipeline (10) and the water phase outlet pipeline (13) are made of large diameter pipes of DN65 or above.

4. The automatic reflux water-carrying device for the production process of the pesticide tebuconazole according to claim 1, characterized in that, The condenser (3) is selected according to the requirements of the tebuconazole production process, with a capacity of 20m. 2 The above heat exchange area is for stainless steel condensers.

5. The automatic reflux water-carrying device for the production process of the pesticide tebuconazole according to claim 1, characterized in that, The condenser (3) is fixedly connected to a cooling water outlet pipe (7) and a cooling water inlet pipe (8), and its cooling medium is circulating water.

6. The automatic reflux water-carrying device for the production process of the pesticide tebuconazole according to claim 1, characterized in that, The vent (4) is connected to the exhaust pipes of other waste gases of the same medium in the workshop.

Images