Drying tower for refining cyclohexanone

Abstract

The utility model relates to the technical field of drying towers, and discloses a drying tower for refining cyclohexanone, which comprises a base, universal wheels are arranged at the bottom of the base, a spiral feeder is arranged at the left upper end of the base, a drying box body is arranged on the right side of the spiral feeder, a bag-type dust collector is arranged on the right side of the drying box body, and the bag-type dust collector is arranged on the right side of the drying box body. A fan is arranged in the drying box body, a heater is arranged on the left side of the fan, one end of the heater penetrates through the top of the drying box body through a drying pipeline to communicate with a bag-type dust collector, and the heater communicates with the fan through a ventilation pipeline; the bottom of the spiral feeder penetrates through the left side wall of the drying box body through a spiral conveying pipeline and communicates with the drying pipeline in the drying box body. According to the utility model, the air purifier and the gas pipeline are arranged, and the gas filtered by the bag-type dust collector can be purified by utilizing the mutual matching effect between the air purifier and the gas pipeline, so that the environment is protected.

Description

Technical Field

[0001] The utility model relates to the technical field of drying towers, in particular to a drying tower used for refining cyclohexanone. Background Art

[0002] Cyclohexanone is an important organic chemical product with high solubility and low volatility. It can be used as a special solvent and is an ideal solvent for polymers such as nitrocellulose and cellulose. It is also an important organic chemical raw material and a major intermediate for the preparation of caprolactam and adipic acid. Drying towers are used in the process of preparing cyclohexanone.

[0003] The existing drying tower for cyclohexanone refining cannot purify the gas filtered by the bag filter during use, which is not conducive to environmental protection. In addition, the drying tower cannot be moved conveniently when being transferred, making the transfer time-consuming and laborious. Therefore, there is an urgent need for a drying tower for cyclohexanone refining to solve the above technical problems. Utility Model Content

[0004] The utility model aims to provide a drying tower for cyclohexanone refining, so as to solve the problem that the existing drying tower for cyclohexanone refining proposed in the above background technology cannot purify the gas filtered by the bag filter when in use, which is not conducive to environmental protection. In addition, the drying tower cannot be moved conveniently when being transferred, making the transfer time-consuming and laborious.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A drying tower for cyclohexanone refining comprises a base, a universal wheel is arranged at the bottom of the base, a screw feeder is arranged at the upper left end of the base, a drying box is arranged on the right side of the screw feeder, a bag dust collector is arranged on the right side of the drying box, a fan is arranged inside the drying box, a heater is arranged on the left side of the fan, one end of the heater passes through the top of the drying box through a drying duct and is connected to the bag dust collector, the heater and the fan are connected through a ventilation duct, the bottom of the screw feeder passes through the left side wall of the drying box through a spiral feeding duct and is connected to the internal drying duct, an air purifier is installed on the right side wall of the bag dust collector, and the air inlet of the air purifier is connected to the top air outlet of the bag dust collector through an air feeding duct.

[0007] As a preferred technical solution of the utility model, the number of the universal wheels is set to four, and the four universal wheels are arranged in pairs relative to the base.

[0008] As a preferred technical solution of the utility model, an air inlet is opened on the right side wall of the drying box, and the air inlet is directly facing the fan.

[0009] As a preferred technical solution of the utility model, the shape of the gas pipeline is an inverted U-shaped structure.

[0010] As a preferred technical solution of the utility model, the bottoms of the drying box and the bag filter are both connected to the upper surface of the base.

[0011] As a preferred technical solution of the utility model, the top of the spiral feeder is open.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] 1. The utility model provides an air purifier and a gas pipeline, and utilizes the interaction between the air purifier and the gas pipeline, so as to purify the gas filtered by the bag filter, thereby protecting the environment.

[0014] 2. The utility model has universal wheels installed at the four corners of the bottom of the base, so that the drying tower can be moved conveniently when being transferred, saving time and effort. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Other features, objects and advantages of the present application will become more apparent by reading the detailed description of non-limiting embodiments made with reference to the following drawings:

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 It is a schematic cross-sectional view of the overall structure of the utility model;

[0018] Figure 3 For this utility model Figure 1 Schematic diagram of the enlarged structure at point A in the middle.

[0019] In the figure: 1. Base; 2. Universal wheel; 3. Screw feeder; 4. Drying box; 5. Screw feed pipe; 6. Bag dust collector; 7. Drying pipe; 8. Gas pipe; 9. Air purifier; 10. Air inlet; 11. Fan; 12. Heater; 13. Ventilation duct. DETAILED DESCRIPTION

[0020] The present application is further described in detail below in conjunction with the accompanying drawings and embodiments. It is understood that the specific embodiments described herein are only used to explain the relevant utility model, rather than to limit the utility model. It should also be noted that, for ease of description, only the parts related to the utility model are shown in the accompanying drawings. The different types of section lines in the drawings in the embodiments of the utility model are not marked according to the national standard, nor are there any requirements for the materials of the components, but are used to distinguish the cross-sectional views of the components in the drawings.

[0021] See also Figure 1-3 A drying tower for refining cyclohexanone comprises a base 1, a universal wheel 2 is arranged at the bottom of the base 1, a screw feeder 3 is arranged at the upper left end of the base 1, a drying box 4 is arranged on the right side of the screw feeder 3, a bag dust collector 6 is arranged on the right side of the drying box 4, a fan 11 is arranged inside the drying box 4, a heater 12 is arranged on the left side of the fan 11, one end of the heater 12 passes through the top of the drying box 4 through a drying pipe 7 and is connected to the bag dust collector 6, the heater 12 and the fan 11 are connected through a ventilation pipe 13, the bottom of the screw feeder 3 passes through the left side wall of the drying box 4 through a spiral feeding pipe 5 and is connected to the internal drying pipe 7, an air purifier 9 is installed on the right side wall of the bag dust collector 6, the air inlet of the air purifier 9 is connected to the top air outlet of the bag dust collector 6 through the air delivery pipe 8, and by arranging the air purifier 9 and the air delivery pipe 8, the gas filtered by the bag dust collector 6 can be purified, thereby protecting the environment.

[0022] Among them, the number of universal wheels 2 is set to four, and the four universal wheels 2 are arranged opposite to each other with respect to the base 1. By installing universal wheels 2 at the four corners of the bottom of the base 1, the drying tower can be moved conveniently when being transferred, saving time and effort.

[0023] An air inlet 10 is provided on the right side wall of the drying box body 4 , and the air inlet 10 faces the fan 11 .

[0024] The gas pipeline 8 is in the shape of an inverted U-shaped structure.

[0025] The bottoms of the drying box 4 and the bag filter 6 are both connected to the upper surface of the base 1 .

[0026] The top of the screw feeder 3 is open.

[0027] The working principle and use process of the utility model are as follows: first, the cyclohexanone raw material is poured into the screw feeder 3 from the top, and the raw material is transported to the drying pipe 7 through the screw feeding pipe 5. At this time, the heater 12 and the fan 11 in the feeder 3 are started, and the hot air generated by the two is transported to the drying pipe 7 to dry the raw material. The dried raw material is transported to the bag dust collector 6 through the drying pipe 7 for filtration, so that the dried raw material is filtered and output from the bottom of the bag dust collector 6, and the gas enters the air purifier 9 from the gas pipeline 8, and is discharged after being purified by the air purifier 9, so that the gas filtered by the bag dust collector 6 can be purified, thereby protecting the environment. The content not described in detail in this specification belongs to the prior art known to professional and technical personnel in this field.

[0028] The above description is only a preferred embodiment of the present application and an explanation of the technical principles used. Those skilled in the art should understand that the scope of the utility model involved in the present application is not limited to the technical solution formed by a specific combination of the above technical features, but should also cover other technical solutions formed by any combination of the above technical features or their equivalent features without departing from the concept of the utility model. For example, the above features are replaced with the technical features with similar functions disclosed in the present application (but not limited to) by each other to form a technical solution.

Claims

1. A drying tower for cyclohexanone refining, comprising a base (1), characterized in that: A universal wheel (2) is arranged at the bottom of the base (1), a screw feeder (3) is arranged at the upper left end of the base (1), a drying box (4) is arranged on the right side of the screw feeder (3), a bag dust collector (6) is arranged on the right side of the drying box (4), a fan (11) is arranged inside the drying box (4), a heater (12) is arranged on the left side of the fan (11), and one end of the heater (12) passes through the top of the drying box (4) through a drying pipe (7). The heater (12) and the fan (11) are connected via a ventilation duct (13). The bottom of the screw feeder (3) passes through the left side wall of the drying box (4) via a spiral feed duct (5) and is connected to the internal drying duct (7). An air purifier (9) is installed on the right side wall of the bag dust collector (6). The air inlet of the air purifier (9) is connected to the top air outlet of the bag dust collector (6) via an air delivery duct (8).

2. A drying tower for cyclohexanone refining according to claim 1, characterized in that: The number of the universal wheels (2) is set to four, and the four universal wheels (2) are arranged in pairs relative to the base (1).

3. A drying tower for cyclohexanone refining according to claim 1, characterized in that: An air inlet (10) is provided on the right side wall of the drying box body (4), and the air inlet (10) faces the fan (11).

4. A drying tower for cyclohexanone refining according to claim 1, characterized in that: The gas delivery pipeline (8) is in the shape of an inverted U-shaped structure.

5. A drying tower for cyclohexanone refining according to claim 1, characterized in that: The bottoms of the drying box (4) and the bag filter (6) are both connected to the upper surface of the base (1).

6. A drying tower for cyclohexanone refining according to claim 1, characterized in that: The top of the screw feeder (3) is open.

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