Methyl methacrylate extraction tower convenient to overhaul

Abstract

The utility model relates to the technical field of chemical production, in particular to a methyl methacrylate extraction tower convenient to overhaul. The bottom of the tower body is provided with a mounting plate, the mounting plate is provided with a plurality of fixing holes for mounting, the top of the tower body is provided with a top guardrail, two sides of the bottom of the tower body are respectively provided with a heavy liquid outlet pipe and a light liquid inlet pipe, the heavy liquid outlet pipe is lower than the light liquid inlet pipe, and two sides of the top of the tower body are respectively provided with a heavy liquid inlet pipe and a light liquid outlet pipe. The light liquid outlet pipe is higher than the heavy liquid inlet pipe; a plurality of maintenance platforms are arranged on the tower body, a maintenance door and an observation window are arranged above each maintenance platform and above the mounting plate, and a lifting structure is mounted on the tower body; according to the extraction tower designed by the utility model, a worker can quickly reach a certain height for overhauling through the lifting structure, and the extraction tower is convenient, quick and efficient to use; according to the utility model, the multi-layer maintenance platform and the observation window are designed, so that a user can walk along the maintenance platform and observe the condition in the tower body through the observation window.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of methyl methacrylate extraction towers convenient for overhauling in the technical field of chemical production. BACKGROUND

[0002] Methyl methacrylate is an important chemical raw material, in its industrial production process, extraction separation is one of the key steps, for separating methyl methacrylate and byproduct or impurity, extraction tower is the main equipment of the process, but the traditional extraction tower mostly only uses single overhaul hole, personnel is very inconvenient to overhaul extraction tower, and personnel needs to climb by ladder, physical consumption is big and climbing process is time-consuming, very affect overhaul efficiency. SUMMARY

[0003] The utility model aims at the defects and deficiencies of prior art, provide a kind of methyl methacrylate extraction tower convenient for overhauling with reasonable design, it can solve the above-mentioned defects.

[0004] To achieve the above object, the utility model adopts the following technical scheme: it contains tower body, the bottom of tower body is equipped with mounting plate, several fixing holes for installation are opened on mounting plate, top rail is installed at the top of tower body, heavy liquid outlet pipe and light liquid inlet pipe are respectively arranged at the both sides of the bottom of tower body, heavy liquid outlet pipe is lower than light liquid inlet pipe, heavy liquid inlet pipe and light liquid outlet pipe are respectively arranged at the both sides of the top of tower body, and light liquid outlet pipe is higher than heavy liquid inlet pipe;Multiple overhaul platforms are arranged on the tower body, and overhaul door and observation window are arranged above each overhaul platform and above mounting plate, and lifting structure is installed on the tower body.

[0005] Preferably, the lifting structure includes a mounting bracket arranged on the top of the tower body, a top plate is mounted at the front end of the mounting bracket, a plurality of sliding rods are vertically arranged between the top plate and the mounting plate, a lifting platform is slidably mounted on the sliding rods, a hole matching the lifting platform is formed on each overhaul platform, the sliding rods are arranged in the hole, a threaded rod is rotatably mounted between the top plate and the mounting plate, an inner thread structure is arranged in the lifting platform and is threadedly mounted on the threaded rod, a motor is arranged on the top plate, and the rotating shaft of the motor is movably penetrated through the top plate and connected to the threaded rod.

[0006] Preferably, the number of observation windows arranged above each overhaul platform and above the mounting plate is multiple, the multiple observation windows at the same height are uniformly arranged around the tower body, and one observation window is located at the inner side of the threaded rod.

[0007] Preferably, a protective fence and a movable door are arranged on the lifting platform.

[0008] Preferably, a fence is arranged on each overhaul platform.

[0009] Preferably, an isolation pad is arranged at the bottom of the mounting plate.

[0010] After adopting the above structure, the beneficial effects of the utility model are:

[0011] 1、The utility model discloses an extraction tower, and staff can reach a certain height for overhauling quickly through the lifting structure, which is convenient, fast and efficient, does not need ladders and other auxiliary objects, and guardrails are arranged to ensure the safety of users.

[0012] 2、The utility model discloses a multilayer overhauling platform and observation window, and users can walk along the overhauling platform and observe the conditions in the tower body through the observation window, which is convenient and complete.

[0013] 3、In the utility model, staff can also observe the tower body quickly through the observation window during the lifting process on the lifting platform, so that the conditions in the tower body can be judged quickly without leaving the lifting platform, and the inspection is efficient. DRAWINGS EXPLANATION

[0014] Figure 1 is the front view of the utility model;

[0015] Figure 2 is the side view of the utility model;

[0016] Figure 3 is Figure 2 the enlarged view of A part in the figure;

[0017] Figure 4 is Figure 2 the enlarged view of B part in the figure.

[0018] MARK EXPLANATION:

[0019] 1, tower body;2, heavy liquid inlet pipe;3, heavy liquid outlet pipe;4, light liquid inlet pipe;5, light liquid outlet pipe;6, mounting plate;7, isolation pad;8, top guardrail;9, observation window;10, overhauling door;11, mounting frame;12, top plate;13, sliding rod;14, threaded rod;15, motor;16, lifting platform;17, protection fence;18, movable door;19, fixed hole;20, overhauling platform;21, fence. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model and not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0021] Reference Figures 1-4As shown, it comprises a tower body 1, the bottom of the tower body 1 is provided with a mounting plate 6, the mounting plate 6 is provided with a plurality of fixing holes 19 for mounting, the bottom of the mounting plate 6 is provided with a separation pad 7, the top of the tower body 1 is provided with a top guardrail 8, the bottom of the tower body 1 is provided with a heavy liquid outlet pipe 3 and a light liquid inlet pipe 4 respectively, the heavy liquid outlet pipe 3 is lower than the light liquid inlet pipe 4, the top of the tower body 1 is provided with a heavy liquid inlet pipe 2 and a light liquid outlet pipe 5 respectively, the light liquid outlet pipe 5 is higher than the heavy liquid inlet pipe 2; a plurality of maintenance platforms 20 are arranged on the tower body 1, the maintenance platforms 20 are provided with fences 21, the top of each maintenance platform 20 and the top of the mounting plate 6 are provided with maintenance doors 10 and observation windows 9, and a lifting structure is arranged on the tower body 1;

[0022] The lifting structure comprises a mounting frame 11 arranged on the top of the tower body 1, a top plate 12 is arranged at the front end of the mounting frame 11, a plurality of sliding rods 13 are vertically arranged between the top plate 12 and the mounting plate 6, a lifting platform 16 is slidably arranged on the sliding rods 13, a protective fence 17 and a movable door 18 are arranged on the lifting platform 16, a hole matching the lifting platform 16 is arranged on each maintenance platform 20, the sliding rods 13 are arranged in the hole, a threaded rod 14 is rotatably arranged between the top plate 12 and the mounting plate 6, an inner thread structure is arranged in the lifting platform 16 and is threadedly arranged on the threaded rod 14, and a motor 15 is arranged on the top plate 12, the rotating shaft of the motor 15 is movably arranged through the top plate 12 and is connected to the threaded rod 14;

[0023] The number of the observation windows 9 arranged above each maintenance platform 20 and above the mounting plate 6 is multiple, the multiple observation windows 9 at the same height are uniformly arranged around the tower body 1, and one of the observation windows 9 is located at the inner side of the threaded rod 14.

[0024] The principle and use process of the utility model are as follows:

[0025] Firstly, the staff can observe the situation in the tower body 1 through the observation windows 9 above the mounting plate 6, then can stand on the lifting platform 16 after opening the movable door 18 and closing the movable door 18, and the lifting platform 16 can be driven to move upwards along the sliding rods 13 by the motor 15 through the threaded rod 14 after starting the motor 15, so as to drive the staff to move upwards, when reaching each maintenance platform 20, the staff can directly observe the situation of the corresponding height in the tower body 1 through the observation windows 9 to make preliminary judgment, and also can open the movable door 18 to observe from different angles through the multiple observation windows 9 along the maintenance platform 20 to ensure complete and accurate observation, and can enter the tower body 1 through the maintenance door 10 of the layer to perform maintenance work after finding problems, and can return to the mounting plate 6 through the lifting platform 16 to leave after completing the maintenance.

[0026] It should be understood that the above specific embodiments of the present application are only used for illustrative or explanatory purposes of the principles of the present application, and do not constitute a limitation on the present application. Therefore, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present application shall be included in the protection scope of the present application. In addition, the appended claims of the present application are intended to cover all changes and modifications falling within the scope and boundaries of the appended claims, or the equivalent forms of such scope and boundaries.

Claims

1. A methyl methacrylate extraction column convenient for maintenance, comprising a column body (1), a mounting plate (6) is mounted at the bottom of the column body (1), a plurality of fixing holes (19) for mounting are formed on the mounting plate (6), characterized in that: The top of the tower body (1) is provided with a top guardrail (8), the bottom of the tower body (1) is provided with a heavy liquid outlet pipe (3) and a light liquid inlet pipe (4) on both sides respectively, the heavy liquid outlet pipe (3) is lower than the light liquid inlet pipe (4), the top of the tower body (1) is provided with a heavy liquid inlet pipe (2) and a light liquid outlet pipe (5) on both sides respectively, and the light liquid outlet pipe (5) is higher than the heavy liquid inlet pipe (2); a plurality of maintenance platforms (20) are arranged on the tower body (1), a maintenance door (10) and an observation window (9) are arranged above each maintenance platform (20) and above the mounting plate (6), and a lifting structure is arranged on the tower body (1).

2. A methyi methacrylate extractive column convenient for maintenance according to claim 1, characterized in that: The lifting structure comprises a mounting frame (11) arranged on the top of the tower body (1), a top plate (12) is arranged at the front end of the mounting frame (11), a plurality of sliding rods (13) are arranged vertically between the top plate (12) and the mounting plate (6), a lifting platform (16) is slidably arranged on the sliding rod (13), a hole matched with the lifting platform (16) is formed on each maintenance platform (20), the sliding rod (13) is arranged in the hole, a threaded rod (14) is rotatably arranged between the top plate (12) and the mounting plate (6), an internal thread structure is arranged in the lifting platform (16) and is threadedly arranged on the threaded rod (14), a motor (15) is arranged on the top plate (12), and the rotating shaft of the motor (15) is movably connected to the threaded rod (14) after penetrating through the top plate (12).

3. A methyi methacrylate extractive column convenient for overhauling according to claim 2, characterized in that: The number of the observation windows (9) arranged above each maintenance platform (20) and above the mounting plate (6) is multiple, the multiple observation windows (9) at the same height are uniformly arranged around the tower body (1), and one observation window (9) is located at the inner side of the threaded rod (14).

4. A methyi methacrylate extractive column convenient for overhauling according to claim 3, characterized in that: The lifting platform (16) is provided with a protection fence (17) and a movable door (18).

5. A methyi methacrylate extractive column convenient for overhauling according to claim 4, characterized in that: The maintenance platform (20) is provided with a fence (21).

6. A methyi methacrylate extractive column convenient for overhauling according to claim 5, characterized in that: The bottom of the mounting plate (6) is provided with a separation pad (7).

Images