CN210172106U

CN210172106U - Cyclohexanol is retrieved and is used cleaning device of extraction tower

Info

Publication number: CN210172106U
Application number: CN201921018236.2U
Authority: CN
Inventors: Shaokun Dang; 党绍坤; Keming Wang; 王克明; Jungang Ding; 丁军刚; Zeng Hu; 胡增
Original assignee: FUJIAN TIANCHEN YAOLONG NEW MATERIAL Ltd
Current assignee: FUJIAN TIANCHEN YAOLONG NEW MATERIAL Ltd
Priority date: 2019-07-02
Filing date: 2019-07-02
Publication date: 2020-03-24
Anticipated expiration: 2029-07-02

Abstract

The utility model relates to a cleaning device of extraction tower for cyclohexanol recovery, the extraction tower comprises a tower body, the interior of which is a cavity, the cleaning device comprises a main air pipe, a plurality of branch air pipes, a bronchial tube supporting device and an angle adjusting device, the main air pipe is horizontally arranged above the tower body, the upper ends of the branch air pipes are communicated with the main air pipe, the branch air pipes are arranged along the length direction of the main air pipe in a staggered way, and the lower ends of the branch air pipes are inserted on an upper cover plate of the tower body through the bronchial tube supporting device and are arranged separately; the angle adjusting device comprises a motor and a swing rod, the lower end of the swing rod is in driving connection with the motor, the upper end of the swing rod is hinged with the main air pipe, and the swing rod swings in a vertical plane; the lower end of the bronchus is connected with a spray head, and the bronchus supporting device is a flexible supporting device. The utility model discloses an angle adjusting device adjusts the jet direction of bronchus tip shower nozzle, makes the air current spout each angle in the tower body, and each region of tower body inner chamber is cleared up all-roundly, and the cleaning efficiency is high, avoids the extraction tower to be corroded and blocks up.

Description

Cyclohexanol is retrieved and is used cleaning device of extraction tower

Technical Field

The utility model relates to a cleaning device, concretely relates to cleaning device of extraction tower for the recovery of cyclic ethanol.

Background

The cyclohexanol producing process includes the partial hydrogenation of benzene to prepare cyclohexene, the hydration reaction of extracted, rectified and refined cyclohexene to produce cyclohexanol, and the specific production process includes ① hydrogenation step of adding benzene and H₂The preparation method comprises the steps of preparing raw materials, namely cyclohexene and cyclohexane through partial hydrogenation reaction, ② extraction and rectification, ③ hydration, namely cyclohexene is purified through extraction and rectification, and ④ cyclohexanol refining, namely cyclohexanol is refined to obtain a finished product.

In order to ensure the product quality of cyclohexanol and the stability of a system, the amount of discharged waste liquid of a cyclohexanol refining tower and a cyclohexanol refining tower evaporator is large. At present, cyclohexanol waste liquid is generally not treated at all and is sold at low price, but analysis and research on the waste liquid find that the waste liquid contains a large amount of cyclohexanol, and the waste of high-price chemical products, namely cyclohexanol, is inevitably caused by directly selling the waste liquid at low price. In order to solve the problems, cyclohexanol in the waste liquid needs to be recovered, and when the cyclohexanol is recovered, cyclohexanol and impurities in the waste liquid need to be extracted and separated by an extraction tower. The extraction tower needs to be cleaned frequently, so that the extraction tower is prevented from being corroded and blocked.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, an object of the utility model is to provide a cleaning device of extraction tower for cyclohexanol recovery, all-round clearance extraction tower inner chamber, cleaning efficiency is high, avoids the extraction tower to be corroded and blocks up.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a cleaning device of an extraction tower for cyclohexanol recovery comprises a tower body, wherein the interior of the tower body is a cavity, the cleaning device comprises a main air pipe, a plurality of branch air pipes, a bronchial support device and an angle adjusting device, the main air pipe is transversely arranged above the tower body, the upper ends of the branch air pipes are communicated with the main air pipe through soft air pipes, the branch air pipes are arranged in a staggered mode along the length direction of the main air pipe, and the lower ends of the branch air pipes are inserted into an upper cover plate of the tower body through the bronchial support device and are arranged separately;

the angle adjusting device comprises a motor and a swing rod, the lower end of the swing rod is in driving connection with the motor, the upper end of the swing rod is hinged with the main air pipe, and the swing rod swings in a vertical plane;

the lower end of the bronchus is connected with a spray head, the spray head is positioned in an inner cavity of the tower body, and the bronchus supporting device is a flexible supporting device.

The upper cover plate is provided with a plurality of jacks, the bronchial support device is a spherical rubber sleeve, and the spherical rubber sleeve is connected with the jack sealing plugs. When the extraction tower is not cleaned, the rubber sealing plug is plugged in the jack.

The motor is a positive and negative rotation motor which is fixedly arranged relative to the tower body, the lower end of the oscillating bar is connected with a sleeve, and the sleeve is connected with a motor shaft of the positive and negative rotation motor through a flat key.

The angle adjusting device can also adopt the following structure: a driving disc is sleeved on a motor shaft of the motor, an eccentric shaft is arranged on the driving disc, the lower end of the swing rod is in shaft connection with the eccentric shaft, a hoop is fixedly arranged on the main air pipe, and the upper end of the swing rod is hinged to the lower end of the hoop.

Preferably, the number of the branch air pipes is 4, and the branch air pipes are respectively inserted into four different positions of the upper cover plate.

The spray head at the lower end of the branch pipe comprises a main spray head arranged along the axial direction and an auxiliary spray head arranged obliquely relative to the axial direction.

Further, the spraying direction of the auxiliary spray head points to the lower surface of the upper cover plate.

Compared with the prior art, the utility model discloses following beneficial effect has: the utility model discloses an angle adjusting device adjusts the jet direction of bronchus tip shower nozzle, makes the air current spout each angle in the tower body, and each region of tower body inner chamber is cleared up all-roundly, and the cleaning efficiency is high, avoids the extraction tower to be corroded and blocks up.

Drawings

Fig. 1 is a front sectional view of a first embodiment of the present invention;

fig. 2 is a top view of a first embodiment of the present invention;

fig. 3 is an enlarged view of the angle adjusting device according to the second embodiment of the present invention;

fig. 4 is an enlarged view of the structure of the nozzle in the third embodiment of the present invention.

Description of reference numerals:

1. a tower body; 100. an upper cover plate; 2. a main air pipe; 3. a bronchus; 4. softening the trachea; 5. a motor; 6. a swing rod; 7. a spray head; 700. a main spray head; 701. an auxiliary spray head; 8. a spherical rubber sleeve; 9. a sleeve; 10. a drive disc; 11. an eccentric shaft; 12. and (5) hooping.

Detailed Description

In order to make the technical problems, technical solutions and advantages to be solved by the present invention clearer, the following detailed description will be given with reference to the accompanying drawings and specific embodiments.

Example 1

Please refer to the attached drawings 1 and 2 in the specification, the utility model relates to a cleaning device of an extraction tower for cyclohexanol recovery, the extraction tower includes a tower body 1 with a cavity inside, the cleaning device includes a main trachea 2, a plurality of bronchus 3, a bronchus supporting device and an angle adjusting device, the main trachea 2 is horizontal above the tower body 1, the upper end of the bronchus 3 is communicated with the main trachea 2 through a hose 4, and the plurality of bronchus 3 are arranged along the length direction of the main trachea 2 in a staggered manner, and the lower end of the bronchus 3 is inserted on an upper cover plate 100 of the tower body 1 through the bronchus supporting device and is separately arranged.

The angle adjusting device comprises a motor 5 and a swing rod 6, the lower end of the swing rod 6 is in driving connection with the motor 5, the upper end of the swing rod 6 is hinged with the main air pipe 2, and the swing rod 6 swings in a vertical plane.

The lower extreme of bronchus 3 is connected with shower nozzle 7, shower nozzle 7 is located the inner chamber of tower body 1, 3 strutting arrangement of bronchus are flexible strutting arrangement, the bottom of tower body 1 is equipped with gas outlet and drain.

The upper cover plate 100 is provided with a plurality of jacks, the bronchial tube supporting device is a spherical rubber sleeve 8, and the spherical rubber sleeve 8 is connected with the jack sealing plugs. When the extraction tower is not cleaned, the rubber sealing plug is plugged in the jack. The purpose of using the spherical rubber sleeve is: spherical rubber sleeve can take place to warp when receiving pressure, and the pressurized side is extrudeed and is diminished, and the opposite side is relaxed the grow, but spherical rubber sleeve can fill the jack always, under the prerequisite that does not change sealed effect, realizes the angle change of bronchus through spherical rubber sleeve's deformation.

The motor 5 is a positive and negative rotation motor fixedly arranged relative to the tower body 1, the lower end of the oscillating bar 6 is connected with a sleeve 9, and the sleeve 9 is connected with a motor shaft of the positive and negative rotation motor through a flat key.

In this embodiment, the number of the branch pipes 3 is 4, and the branch pipes are respectively inserted into four different positions of the upper cover plate 100.

Example 2

As shown in fig. 3, the structure of this embodiment is substantially the same as that of embodiment 1, except that the structure of the angle adjusting device is different, in this embodiment, a driving disc 10 is sleeved on a motor shaft of the motor 5, an eccentric shaft 11 is arranged on the driving disc 10, a lower end of the swing link 6 is coupled to the eccentric shaft 11, an anchor ear 12 is fixedly arranged on the main air pipe 2, and an upper end of the swing link 6 is hinged to a lower end of the anchor ear 12.

Example 3

As shown in fig. 4, the structure of the present embodiment is substantially the same as that of embodiment 1, except that: the nozzle 7 at the lower end of the branch pipe 3 includes a main nozzle 700 arranged along the axial direction and an auxiliary nozzle 701 arranged obliquely with respect to the axial direction.

The spraying direction of the auxiliary spray head 701 is directed to the lower surface of the upper cover plate 100. Because the angle of main shower nozzle and auxiliary nozzle is different, for the installation of convenient bronchus and shower nozzle, can design upper cover plate and tower body detachable and be connected, when the installation bronchus, with bronchus follow upper cover plate's the lower side cartridge, then with upper cover plate and tower body fixed connection.

The utility model discloses a theory of operation does: the lower ends of the plurality of branch air pipes are spliced with the upper cover plate through spherical rubber sleeves, the upper ends of the branch air pipes are connected with the main air pipe through the soft air pipe, then the motor is fixed on the upper cover plate, a motor shaft is connected with the sleeve, and the upper end of the swing rod is hinged with the main air pipe. The motor is started, the motor rotates forwards firstly, the swing rod swings clockwise to drive the main air pipe to swing in the positive direction, then the motor rotates reversely, the swing rod swings anticlockwise to drive the main air pipe to swing in the negative direction, and the main air pipe drives the plurality of branch air pipes to adjust angles relative to the upper cover plate when swinging, so that the spraying direction of the spray head is changed and the spray head is sprayed to each area of the inner cavity of the tower body, and all-dimensional cleaning is realized.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

The above embodiments are merely preferred embodiments of the present disclosure, which are not intended to limit the present disclosure, and any modifications, equivalents, improvements and the like, which are within the spirit and principle of the present disclosure, should be included in the scope of the present disclosure.

Claims

1. The cleaning device of the extraction tower for cyclohexanol recovery comprises a tower body (1) with a cavity inside, and is characterized in that the cleaning device comprises a main air pipe (2), a plurality of branch air pipes (3), a branch air pipe supporting device and an angle adjusting device, wherein the main air pipe (2) is transversely arranged above the tower body (1), the upper ends of the branch air pipes (3) are communicated with the main air pipe (2) through soft air pipes (4), the branch air pipes (3) are arranged in a staggered mode along the length direction of the main air pipe (2), and the lower ends of the branch air pipes (3) are inserted into an upper cover plate (100) of the tower body (1) through the branch air pipe supporting device and are arranged in a split mode;

the angle adjusting device comprises a motor (5) and a swing rod (6), the lower end of the swing rod (6) is in driving connection with the motor (5), the upper end of the swing rod is hinged with the main air pipe (2), and the swing rod (6) swings in a vertical plane;

the lower extreme of bronchus (3) is connected with shower nozzle (7), shower nozzle (7) are located the inner chamber of tower body (1), bronchus (3) strutting arrangement is flexible strutting arrangement.

2. The cleaning apparatus of an extraction tower for cyclohexanol recovery as recited in claim 1, wherein the upper cover plate (100) is provided with a plurality of insertion holes, the bronchial tube support means is a spherical rubber sleeve (8), and the spherical rubber sleeve (8) is connected with an insertion hole sealing plug.

3. The cleaning apparatus of an extraction tower for cyclohexanol recovery as recited in claim 1, wherein the motor (5) is a forward/reverse motor fixedly installed with respect to the tower body (1), and a sleeve (9) is connected to a lower end of the swing link (6), and the sleeve (9) is connected to a motor shaft of the forward/reverse motor through a flat key.

4. The cleaning device of the extraction tower for cyclohexanol recovery as recited in claim 1, wherein a driving disc (10) is sleeved on a motor shaft of the motor (5), an eccentric shaft (11) is disposed on the driving disc (10), a lower end of the swing link (6) is coupled to the eccentric shaft (11), a hoop (12) is fixedly disposed on the main gas pipe (2), and an upper end of the swing link (6) is hinged to a lower end of the hoop (12).

5. The apparatus for cleaning an extraction column for cyclohexanol recovery as recited in claim 1, wherein the number of the branch pipes (3) is 4, and the branch pipes are inserted into four different positions of the upper cover plate (100).

6. The cleaning apparatus of an extraction column for cyclohexanol recovery as recited in claim 1 or 5, wherein the shower head (7) at the lower end of the branch pipe (3) comprises a main shower head (700) disposed in an axial direction and an auxiliary shower head (701) disposed obliquely to the axial direction.

7. The cleaning apparatus of an extraction tower for cyclohexanol recovery as recited in claim 6, wherein a spray direction of the auxiliary shower head (701) is directed to a lower surface of the upper cover plate (100).