Light component removal tower for methyl ethyl carbonate production

Abstract

The utility model relates to the technical field of chemical equipment, in particular to a light component removal tower for producing methyl ethyl carbonate, which is characterized in that a push rod is fixedly connected with the inner wall of a sleeve through a first spring, and the surface of the push rod is attached to the inner wall of a tower body. The worm wheel rotates to drive the gear to rotate so as to drive the rack to slide along the sliding groove machined in the protruding part of the inner wall of the first shell, the rack moves to drive the sliding rod to slide along the through hole machined in the first shell, auxiliary materials on the inner wall of the tower body can be scraped off by the scraping plate, and therefore the material utilization rate is increased; two sliding blocks move to drive two rolling wheels to move so as to drive a moving block to move and compress a second spring, and meanwhile, a protruding part of the moving block slides along a through hole machined in a second shell, so that residues left in the tower body are removed, an operator does not need to manually clean the residues through a special tool, the operator does not need to consume more physical power, and the working efficiency is improved. Therefore, the manual labor is saved.

Description

Technical Field

[0001] The utility model relates to the technical field of chemical equipment, in particular to a lightness removal tower for producing ethyl methyl carbonate. Background Art

[0002] Ethyl methyl carbonate is an organic compound, a colorless transparent liquid, insoluble in water, can be used in organic synthesis, and is an excellent solvent for lithium-ion battery electrolytes. Ethyl methyl carbonate should be stored in a cool, ventilated, dry place and stored and transported in accordance with regulations for flammable chemicals.

[0003] For example, the application publication number is "CN117567284A", which discloses a method for refining ethyl methyl carbonate and a lightness removal tower packing device. Through the method for refining ethyl methyl carbonate, multiple separation treatments can be carried out, and the water content can be removed efficiently to improve the purity and quality. The process is simple and the operation is convenient, which is suitable for large-scale production. Through the interaction between the main components, the replacement components and the mitigation components, the lightness removal tower packing device can effectively prevent the packing from being blocked, and the packing can be replaced conveniently, thereby improving the production efficiency and product quality. However, when feeding the material, part of the material will be attached to the inner wall of the lightness removal tower, so that part of the material cannot be fed, thereby reducing the utilization rate of the material. At the same time, the method for refining ethyl methyl carbonate and the lightness removal tower packing device do not have a cleaning function inside the lightness removal tower, and the operator needs to use special tools to manually clean it, which consumes more physical strength of the operator, thereby increasing the manual labor. Utility Model Content

[0004] The utility model aims to solve the problem that part of the material will adhere to the inner wall of the de-lightness tower when feeding, so that part of the material cannot be fed, thereby reducing the utilization rate of the material. At the same time, the refining method of ethyl methyl carbonate and the de-lightness tower filling device have no cleaning function inside the de-lightness tower, and the operator needs to use special tools to manually clean it, which consumes more physical strength of the operator, thereby increasing the problem of manual labor. A de-lightness tower for ethyl methyl carbonate production is proposed.

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

[0006] A light removal tower for the production of ethyl methyl carbonate is designed, comprising a bottom plate and a tower body, wherein the raised surface of the bottom plate is provided with an auxiliary cleaning mechanism, the surface of the tower body is provided with a cleaning mechanism, the surface of the tower body is provided with an air inlet pipe and an air outlet pipe, the inner wall of the tower body is slidably connected with a scraper, the inner wall of the tower body is slidably connected with a push plate, the inner wall of the push plate is fixedly connected with two sleeves, the slide grooves processed on the two sleeves are slidably connected with a push rod, the push rod is fixedly connected to the inner wall of the sleeve through a first spring, and the surface of the push rod fits the inner wall of the tower body.

[0007] Preferably, the slide groove processed on the tower body is slidably connected to a sliding door, the tower body surface is fixedly connected to a box body, the slide groove processed on the box body is slidably connected to a filter screen, and the slide groove processed on the box body is slidably connected to a collection box.

[0008] Preferably, the cleaning mechanism includes a first shell, the surface of the first shell is fixedly connected to the surface of the tower body, the inner wall of the first shell is fixedly connected to a first motor via a bracket, the end of the output shaft of the first motor is fixedly connected to a worm, the worm is rotatably connected to the first shell via a bearing, the worm is meshed with a worm wheel, the worm wheel is rotatably connected to the inner wall of the first shell via a pin shaft, a gear is fixedly connected to the surface of the worm wheel, the gear is meshed with a rack, the rack is slidably connected to a slide groove processed on a protruding portion of the inner wall of the first shell, a slide rod is fixedly connected to the surface of the rack, and the slide rod is slidably connected to a through hole processed on the first shell.

[0009] Preferably, the slide rod is slidably connected to a slide groove processed on the tower body through a through hole, and the end of the slide rod is fixedly connected to the inner wall of the scraper.

[0010] Preferably, the auxiliary cleaning mechanism includes a second shell, the surface of the second shell is fixedly connected to the raised surface of the bottom plate, the inner wall of the second shell is fixedly connected to the second motor through a bracket, the end of the output shaft of the second motor is fixedly connected to the first bevel gear, the surface of the first bevel gear is respectively meshed with the two second bevel gears, the surfaces of the two second bevel gears are fixedly connected to threaded rods, the two threaded rods are rotatably connected to the second shell through bearings, the two threaded rods are respectively threadedly connected to the sliders, the two sliders are rotatably connected to rollers through pins, the surfaces of the two rollers are both fitted with the inner wall of the slide groove processed on the moving block, the surface of the protruding part of the moving block is sleeved with a second spring, one end of the second spring is fixedly connected to the surface of the moving block, the other end of the second spring is fixedly connected to the inner wall of the second shell through the bracket, and the protruding part of the moving block is slidably connected to the second shell through the bracket and the through hole.

[0011] Preferably, the protruding portion of the moving block is slidably connected to the tower body through a through hole, the end of the protruding portion of the moving block is fixedly connected to the surface of the push plate, and the protruding surface of the bottom plate is fixedly connected to the tower body.

[0012] The utility model provides a light-removing tower for producing ethyl methyl carbonate, which has the beneficial effects that: through the cooperation of a scraper and a cleaning mechanism, the output shaft of a first motor rotates to drive the worm to rotate, thereby driving the worm wheel to rotate; the rotation of the worm wheel drives the gear to rotate, thereby driving the rack to slide along a slide groove processed on a protruding portion of an inner wall of a first outer shell; the movement of the rack drives the slide bar to slide along a through hole processed on the first outer shell, so that the scraper can scrape off the auxiliary materials on the inner wall of the tower body, and no part of the materials will adhere to the surface of the tower body, thereby improving the material utilization rate.

[0013] Through the cooperation of the push plate and the auxiliary cleaning mechanism, the rotation of the second motor output shaft drives the first bevel gear to rotate, thereby driving the two second bevel gears to rotate, the rotation of the two second bevel gears drives the two threaded rods to rotate, the rotation of the two threaded rods drives the two sliders to move, the movement of the two sliders drives the two rollers to move, thereby driving the moving block to move, compressing the second spring, and at the same time the protruding part of the moving block slides along the through hole processed on the second outer shell to realize the residue remaining inside the tower body. The operator does not need to use special tools to manually clean it, and the operator does not need to consume more physical strength, thereby saving manual labor. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 for Figure 1 A front cross-sectional view of

[0016] Figure 3 for Figure 1 A partial top view;

[0017] Figure 4 for Figure 1 A front cross-sectional view of the auxiliary cleaning mechanism;

[0018] Figure 5 for Figure 1 A front cross-sectional view of the cleaning mechanism;

[0019] Figure 6 It is a schematic diagram of the connection relationship between the push plate, the sleeve, the push rod and the first spring;

[0020] Figure 7 for Figure 1 Left side sectional view of the auxiliary cleaning mechanism.

[0021] In the figure: 1, bottom plate, 2, box body, 3, collection box, 4, push rod, 5, auxiliary cleaning mechanism, 501, second shell, 502, second motor, 503, first bevel gear, 504, second bevel gear, 505, threaded rod, 506, slider, 507, roller, 508, moving block, 509, second spring, 6, air outlet pipe, 7, scraper, 8, cleaning mechanism, 801, first shell, 802, first motor, 803, worm, 804, worm wheel, 805, gear, 806, rack, 807, slide rod, 9, air inlet pipe, 10, tower body, 11, sliding door, 12, filter, 13, push plate, 14, first spring, 15, sleeve. DETAILED DESCRIPTION

[0022] The utility model is further described below in conjunction with the accompanying drawings:

[0023] See attached Figure 1-7 : In the present embodiment, a light-removing tower for producing ethyl methyl carbonate comprises a bottom plate 1 and a tower body 10, the tower body 10 is a light-removing tower, an auxiliary cleaning mechanism 5 is provided on the raised surface of the bottom plate 1, a cleaning mechanism 8 is provided on the surface of the tower body 10, an air inlet pipe 9 and an air outlet pipe 6 are provided on the surface of the tower body 10, a scraper 7 is slidably connected to the inner wall of the tower body 10, a push plate 13 is slidably connected to the inner wall of the tower body 10, the scraper 7 and the push plate 13 slide along the inner wall of the tower body 10, the inner wall of the push plate 13 is fixedly connected to two sleeves 15, the slide grooves processed on the two sleeves 15 are slidably connected to a push rod 4, the push rod 4 is fixedly connected to the inner wall of the sleeve 15 through a first spring 14, the elastic coefficients of the first spring 14 and the second spring 509 are selected according to actual needs to meet the work needs, and the surface of the push rod 4 fits the inner wall of the tower body 10;

[0024] The slide groove processed on the tower body 10 is slidably connected with the sliding door 11, the surface of the tower body 10 is fixedly connected with the box body 2, the slide groove processed on the box body 2 is slidably connected with the filter screen 12, the mesh number of the filter screen 12 can be selected according to actual needs to meet the working needs, the slide groove processed on the box body 2 is slidably connected with the collection box 3, the slide rod 807 is slidably connected with the slide groove processed on the tower body 10 through the through hole, the end of the slide rod 807 is fixedly connected to the inner wall of the scraper 7, the movement of the slide rod 807 drives the scraper 7 to move, the protruding part of the moving block 508 is slidably connected with the tower body 10 through the through hole, the end of the protruding part of the moving block 508 is fixedly connected to the surface of the push plate 13, the movement of the moving block 508 drives the push plate 13 to move, and the raised surface of the bottom plate 1 is fixedly connected with the tower body 1.

[0025] See attached Figure 5 :

[0026] The cleaning mechanism 8 includes a first shell 801, the surface of the first shell 801 is fixedly connected to the surface of the tower body 10, the inner wall of the first shell 801 is fixedly connected to the first motor 802 through a bracket, the models of the first motor 802 and the second motor 502 are selected according to actual needs to meet the work needs, the end of the output shaft of the first motor 802 is fixedly connected to the worm 803, and the worm 803 is rotatably connected to the first shell 801 through a bearing. The worm 803 is meshed with the worm wheel 804, and the worm wheel 804 is rotatably connected to the inner wall of the first shell 801 through a pin shaft. A gear 805 is fixedly connected to the surface of the worm wheel 804, and the gear 805 is meshed with a rack 806. The rack 806 is slidably connected to a groove processed on the protruding portion of the inner wall of the first shell 801. A slide bar 807 is fixedly connected to the surface of the rack 806, and the slide bar 807 is slidably connected to a through hole processed on the first shell 801. The output shaft of the first motor 802 rotates to drive the worm 803 to rotate, thereby driving the worm wheel 804 to rotate. The rotation of the worm wheel 804 drives the gear 805 to rotate, thereby driving the rack 806 to slide along the groove processed on the protruding portion of the inner wall of the first shell 801. The movement of the rack 806 drives the slide bar 807 to slide along the through hole processed on the first shell 801.

[0027] See attached Figure 4 and attached Figure 7 :

[0028] The auxiliary cleaning mechanism 5 includes a second shell 501, the surface of the second shell 501 is fixedly connected to the raised surface of the bottom plate 1, the inner wall of the second shell 501 is fixedly connected to the second motor 502 through a bracket, the end of the output shaft of the second motor 502 is fixedly connected to the first bevel gear 503, the surface of the first bevel gear 503 is respectively meshed with the two second bevel gears 504, the surfaces of the two second bevel gears 504 are fixedly connected to the threaded rod 505, the two threaded rods 505 are rotatably connected to the second shell 501 through bearings, the two threaded rods 505 are respectively threadedly connected to the slider 506, the two sliders 506 are rotatably connected to the rollers 507 through the pin shaft, the surfaces of the two rollers 507 are both fitted with the inner wall of the slide groove processed on the moving block 508, the surface of the protruding part of the moving block 508 is sleeved with a second spring 509, one end of the second spring 509 is fixedly connected to the surface of the moving block 508, and the other end of the second spring 509 is fixedly connected to the inner wall of the second shell 501 through the bracket;

[0029] The protruding part of the moving block 508 is slidably connected to the second shell 501 through the bracket and the through hole. The output shaft of the second motor 502 rotates to drive the first bevel gear 503 to rotate, thereby driving the two second bevel gears 504 to rotate. The rotation of the two second bevel gears 504 drives the two threaded rods 505 to rotate. The rotation of the two threaded rods 505 drives the two sliders 506 to move. The movement of the two sliders 506 drives the two rollers 507 to move, thereby driving the moving block 508 to move, compressing the second spring 509. At the same time, the protruding part of the moving block 508 slides along the through hole processed on the second shell 501.

[0030] Working principle: When using a light removal tower to process ethyl methyl carbonate:

[0031] When producing ethyl methyl carbonate:

[0032] Ethyl methyl carbonate is introduced into the tower body 10 through the air inlet pipe 9, and the ethyl methyl carbonate is processed by the filler device and the heating device inside the light removal tower (the specific processing process has been disclosed in the application publication number "CN117567284A"). The ethyl methyl carbonate after light removal is discharged to the outside through the air outlet pipe 6.

[0033] Tower feeding process:

[0034] Start the power supply of the first motor 802, the output shaft of the first motor 802 rotates clockwise to drive the worm 803 to rotate, thereby driving the worm wheel 804 to rotate, and the rotation of the worm wheel 804 drives the gear 805 to rotate, thereby driving the rack 806 to slide along the slide groove processed on the protruding part of the inner wall of the first shell 801, the rack 806 moves to drive the slide bar 807 to slide downward along the through hole processed on the first shell 801, and the slide bar 807 moves downward to drive the scraper 7 to move downward. When the end of the rack 806 is engaged with the gear 805, the scraper 7 just moves to the surface of the push plate 13, and the scraper 7 scrapes off the residue on the inner wall of the tower body 10. When the scraper 7 needs to be reset, the output shaft of the first motor 802 rotates counterclockwise to reset the rack 806 and drive the scraper 7 to reset, so that the residual material on the inner wall of the tower body 10 can be scraped off, thereby improving the utilization rate of the material.

[0035] Tower cleaning process:

[0036] An appropriate amount of water is injected into the tower body 10, so that a small amount of scraped residues enter the box body 2 along with the wastewater through the through holes processed on the tower body 10 and the box body 2, and some residues still remain inside the tower body 10, and the power supply of the second motor 502 is started, and the output shaft of the second motor 502 rotates clockwise to drive the first bevel gear 503 to rotate, thereby driving the two second bevel gears 504 to rotate, and the two second bevel gears 504 rotate to drive the two threaded rods 505 to rotate, and the two threaded rods 505 rotate to drive the two sliders 506 to move, and the movement of the two sliders 506 drives the two rollers 507 to move, thereby driving the moving block 508 to move, compressing the second spring 509, and at the same time, the protruding part of the moving block 508 slides to the left along the through hole processed on the second shell 501, and the moving block 5 08 The protruding part moves and drives the push plate 13 to move to the left. In the process of the push rod 4 moving with the push plate 13, the push rod 4 slides along the slide groove processed on the sleeve 15 through the elasticity of the first spring 14, and the surface of the push rod 4 always fits with the inner wall of the tower body 10. The operator manually pulls the sliding door 11, and the push rod 4 and the push plate 13 push the remaining residues in the tower body 10 out from the left side of the tower body 10, so that the operator does not need to consume more physical strength to clean up, thereby saving manual labor. When the push rod 4 and the push plate 13 need to be reset, the operator rotates the output shaft of the second motor 502 counterclockwise, controls the moving block 508 to move rightward, drives the push rod 4 and the push plate 13 to reset, and the wastewater passes through the filter screen 12 into the collection box 3. When the collection box 3 is full of wastewater. When there is a large amount of residue on the surface of the filter screen 12, the operator pulls out the collection box 3 and the filter screen 12 for cleaning, which is convenient for subsequent use.

[0037] Although the present invention has been shown and described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein within the scope of the claims.

Claims

1. A light-removal tower for producing ethyl methyl carbonate, comprising a bottom plate (1) and a tower body (10), characterized in that: The raised surface of the bottom plate (1) is provided with an auxiliary cleaning mechanism (5), the surface of the tower body (10) is provided with a cleaning mechanism (8), the surface of the tower body (10) is provided with an air inlet pipe (9) and an air outlet pipe (6), the inner wall of the tower body (10) is slidably connected with a scraper (7), the inner wall of the tower body (10) is slidably connected with a push plate (13), the inner wall of the push plate (13) is fixedly connected with two sleeves (15), the two sleeves (15) are slidably connected with a push rod (4), the push rod (4) is fixedly connected to the inner wall of the sleeve (15) through a first spring (14), and the surface of the push rod (4) is in contact with the inner wall of the tower body (10).

2. A lightness-removing tower for producing ethyl methyl carbonate according to claim 1, characterized in that: The sliding groove processed on the tower body (10) is slidably connected to a sliding door (11), the surface of the tower body (10) is fixedly connected to a box body (2), the sliding groove processed on the box body (2) is slidably connected to a filter screen (12), and the sliding groove processed on the box body (2) is slidably connected to a collection box (3).

3. A lightness-removing tower for producing ethyl methyl carbonate according to claim 1, characterized in that: The cleaning mechanism (8) comprises a first housing (801), the surface of the first housing (801) being fixedly connected to the surface of the tower body (10), the inner wall of the first housing (801) being fixedly connected to a first motor (802) via a bracket, the end of the output shaft of the first motor (802) being fixedly connected to a worm (803), and the worm (803) being rotatably connected to the first housing (801) via a bearing. The worm (803) is meshed with the worm wheel (804), and the worm wheel (804) is rotatably connected to the inner wall of the first housing (801) via a pin shaft. A gear (805) is fixedly connected to the surface of the worm wheel (804), and the gear (805) is meshed with a rack (806). The rack (806) is slidably connected to a slide groove processed on a protruding portion of the inner wall of the first housing (801). A slide rod (807) is fixedly connected to the surface of the rack (806), and the slide rod (807) is slidably connected to a through hole processed on the first housing (801).

4. A lightness-removing tower for producing ethyl methyl carbonate according to claim 3, characterized in that: The sliding rod (807) is slidably connected to a sliding groove processed on the tower body (10) through a through hole, and the end of the sliding rod (807) is fixedly connected to the inner wall of the scraper (7).

5. A lightness-removing tower for producing ethyl methyl carbonate according to claim 1, characterized in that: The auxiliary cleaning mechanism (5) comprises a second housing (501), the surface of the second housing (501) is fixedly connected to the raised surface of the bottom plate (1), the inner wall of the second housing (501) is fixedly connected to a second motor (502) via a bracket, the end of the output shaft of the second motor (502) is fixedly connected to a first bevel gear (503), the surface of the first bevel gear (503) is respectively meshed with two second bevel gears (504), the surfaces of the two second bevel gears (504) are fixedly connected to threaded rods (505), the two threaded rods (505) are rotatably connected to the second housing (501) via bearings, and the two threaded rods (505) are rotatably connected to the second housing (501) via bearings. The threaded rods (505) are respectively connected to the sliders (506) by threads, and the two sliders (506) are rotatably connected to rollers (507) by pins, and the surfaces of the two rollers (507) are both in contact with the inner wall of the slide groove processed on the moving block (508). A second spring (509) is sleeved on the surface of the protruding portion of the moving block (508), and one end of the second spring (509) is fixedly connected to the surface of the moving block (508), and the other end of the second spring (509) is fixedly connected to the inner wall of the second shell (501) through a bracket, and the protruding portion of the moving block (508) is slidably connected to the second shell (501) through the bracket and the through hole.

6. A lightness-removing tower for producing ethyl methyl carbonate according to claim 5, characterized in that: The protruding portion of the moving block (508) is slidably connected to the tower body (10) via a through hole, the end of the protruding portion of the moving block (508) is fixedly connected to the surface of the push plate (13), and the protruding surface of the bottom plate (1) is fixedly connected to the tower body (10).

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