Gasification rectification separation device capable of treating VOCs waste gas

Abstract

The utility model relates to the technical field of rectification, and discloses a gasification rectification separation device capable of treating VOCs waste gas, which comprises a rectification tower, the left end of the rectification tower is fixedly connected with an inlet pipe, the outer wall of the inlet pipe is fixedly connected with a mounting seat, and the inner wall of the mounting seat is connected with a fixing plate through a clamping assembly. The inner wall of the bottom end of the fixed plate is fixedly connected with a filter plate, the filter plate is located in the inlet pipe, the right end of the rectifying tower is fixedly connected with a side box, the right end of the side box is fixedly connected with a motor, the motor is connected with a moving plate through a moving assembly, and the left end of the moving plate is fixedly connected with a first tower plate. The inner wall of the rectifying tower is fixedly connected with a second tower plate. According to the utility model, the liquid phase and the gas phase can be quickly and fully subjected to heat exchange according to the amount of the VOCs waste gas entering the rectifying tower, so that the separation of recycled materials of the VOCs waste gas is facilitated, and the filter plate can be conveniently taken out for cleaning or replacing in the later period.

Description

TECHNICAL FIELD

[0001] The utility model relates to rectification technical field especially relates to a kind of gasification rectification separation device of VOCs waste gas handling. BACKGROUND

[0002] VOCs waste gas is widely sourced, such as chemical industry, painting, printing and other industries, these waste gases if directly discharged into atmosphere, will cause serious harm to environment and human health, such as forming photochemical smog, harm respiratory system etc., gasification rectification separation device is an effective equipment for handling VOCs (volatile organic compounds) waste gas, it is mainly based on the principle of gasification and rectification, VOCs is separated from waste gas, to achieve the purpose of purifying waste gas.

[0003] After searching, a kind of VOCs waste gas coarse grade recovery's gasification rectification separation device of crude is announced in CN214635236U, including tray one, the tray one is fixed with adjusting column, the adjusting column is threadedly connected with tray two and tray three, the utility model adjusting column and fixed column support tray one, tray two and tray three, make tray one, tray two and tray three firmly install in rectification tower interior and work, while spring is positioned to support column, support tray two and tray three by sleeve and support column, further conducive to the stable work of tray, by rotating adjusting wheel in the direction of order, make the adjusting column rotate, make tray two, tray three synchronous sliding close, far away from tray one outside fixed column, reduce, increase the space between tray two and tray one, tray three and tray one, conducive to the less, more VOCs waste gas in rectification tower interior makes liquid phase and gas phase rapid and sufficient mass exchange, conducive to the separation of VOCs waste gas recovery.

[0004] Based on the above patent, the traditional rectification tower internal multilayer tray installation for VOCs waste gas rectification separation process mentioned in the background art is inconvenient to adjust the distance between the multilayer trays, so that the space between the multilayer trays remains unchanged, which is not conducive to adjusting the space according to the VOCs waste gas concentration to make the liquid phase and gas phase fully contact. To solve this technical problem, the present application proposes a gasification rectification separation device for handling VOCs waste gas. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the shortcomings in the prior art, and provides a gasification rectification separation device for handling VOCs waste gas, which can make the liquid phase and gas phase rapidly and fully exchange heat according to the amount of VOCs waste gas entering the rectification tower interior, conducive to the separation of VOCs waste gas recovery, and facilitate the later removal of filter plate for cleaning or replacement.

[0006] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: a gasification, distillation and separation device capable of treating VOCs waste gas, comprising a distillation tower, wherein the left end of the distillation tower is fixedly connected to an inlet pipe, the outer wall of the inlet pipe is fixedly connected to a mounting seat, the inner wall of the mounting seat is connected to a fixed plate through a clamping assembly, the inner wall of the bottom end of the fixed plate is fixedly connected to a filter plate, the filter plate is located inside the inlet pipe, the right end of the distillation tower is fixedly connected to a side box, the right end of the side box is fixedly connected to a motor, the motor is connected to the moving plate through a moving assembly, the left ends of the moving plates are fixedly connected to a first tower plate, the inner wall of the distillation tower is fixedly connected to a second tower plate, the first tower plates are respectively located on the upper and lower sides of the second tower plate, the top of the distillation tower is fixedly connected to a connecting pipe, and the other end of the connecting pipe is fixedly connected to a cooling tower.

[0007] Furthermore, the clamping assembly includes an insertion rod slidably connected to the front and rear ends of the inner wall of the mounting base, and the insertion rod is fixedly connected to a clamping block at one opposite end. The front and rear ends of the fixing plate are provided with a clamping slot, and the clamping block matches the shape of the clamping slot.

[0008] Furthermore, the opposite ends of the insertion rods are fixedly connected to handles, the opposite ends of the handles are fixedly connected to springs, and the opposite ends of the springs are respectively fixedly connected to the front and rear ends of the mounting base.

[0009] Furthermore, the moving assembly includes a gear fixedly connected to the motor driving end, both sides of the outer wall of the gear are meshedly connected with tooth plates, and the opposite ends of the moving plate are fixedly connected to the opposite ends of the tooth plates.

[0010] Furthermore, a slider is fixedly connected to the left end of each of the first tower plates, and an outer wall of the slider is slidably connected to the left end of the inner wall of the distillation tower.

[0011] Furthermore, a heating block is fixedly connected to the inner wall of the bottom end of the distillation tower to heat and vaporize the liquid entering the distillation tower.

[0012] Furthermore, a water inlet pipe is fixedly connected to the inside of the top of the cooling tower, and a condenser pipe is fixedly connected to the bottom end of the water inlet pipe.

[0013] The utility model has the following beneficial effects:

[0014] 1. In the utility model, the tooth plates on both sides are driven by a motor to move relative to each other, thereby driving the first tower plates on the upper and lower sides to move through the movable plate, thereby adjusting the distance between the tower plates inside the distillation tower. According to the amount of VOCs waste gas entering the distillation tower, the liquid phase and the gas phase can quickly and fully exchange heat, which is beneficial to the separation of the recovered VOCs waste gas.

[0015] 2. The utility model discloses a filter plate is set up in the entering pipe, and the solid particle impurities in the entering VOCs waste gas mixture are removed, and the filter plate is convenient for taking out and cleaning or replacing through the clamping between the clamping block and the fixed plate, and work efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] Fig. 1 A three-dimensional view of the gasification rectification separation device capable of treating VOCs waste gas is provided for the utility model;

[0017] Fig. 2 A mounting seat schematic view of the gasification rectification separation device capable of treating VOCs waste gas is provided for the utility model;

[0018] Fig. 3 A fixed plate schematic view of the gasification rectification separation device capable of treating VOCs waste gas is provided for the utility model;

[0019] Fig. 4 A rectification tower sectional view of the gasification rectification separation device capable of treating VOCs waste gas is provided for the utility model;

[0020] Fig. 5 A tooth plate schematic view of the gasification rectification separation device capable of treating VOCs waste gas is provided for the utility model;

[0021] Fig. 6 A cooling tank sectional view of the gasification rectification separation device capable of treating VOCs waste gas is provided for the utility model.

[0022] Legend:

[0023] 1, rectification tower, 2, entering pipe, 3, mounting seat, 4, fixed plate, 5, filter plate, 6, handle, 7, plug rod, 8, clamping block, 9, clamping groove, 10, spring, 11, side tank, 12, motor, 13, gear, 14, tooth plate, 15, moving plate, 16, first tray, 17, sliding block, 18, second tray, 19, heating block, 20, connecting pipe, 21, cooling tower, 22, water inlet pipe, 23, condenser pipe. DETAILED DESCRIPTION

[0024] 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, 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 scope of the utility model.

[0025] Reference Figs. 1-3The utility model provides an embodiment: a kind of gasification rectification separation device of VOCs waste gas can be handled, including rectifying column 1, rectifying column 1 left end is fixedly connected with into pipe 2, into pipe 2 outer wall is fixedly connected with mounting seat 3, the inner wall of mounting seat 3 both ends is slidably connected with plug rod 7, plug rod 7 opposite end is fixedly connected with clamping block 8, fixed plate 4 both ends are equipped with clamping groove 9, clamping block 8 and clamping groove 9 shape are matched, plug rod 7 opposite end is fixedly connected with handle 6, handle 6 opposite end is fixedly connected with spring 10, spring 10 opposite end is fixedly connected in mounting seat 3 both ends respectively, fixed plate 4 bottom end inner wall is fixedly connected with filter plate 5, filter plate 5 is located in the inside of into pipe 2,

[0026] Specifically, after filter plate 5 long-term filtration solid particle impurities, filter plate 5 surface is accumulated by impurities, to cause into pipe 2 blockage, handle 6 on the both sides of mounting seat 3 can be pulled, handle 6 drives plug rod 7 to move, so that plug rod 7 drives clamping block 8 to separate from the clamping groove 9 on fixed plate 4, to cancel the fixation of fixed plate 4, then fixed plate 4 is taken out with filter plate 5, then filter plate 5 is cleaned or replaced, finally fixed plate 4 is installed back in mounting seat 3.

[0027] Refer to Figs. 4-6 Rectifying column 1 right end is fixedly connected with side box 11, side box 11 right end is fixedly connected with motor 12, motor 12 drive end is fixedly connected with gear 13, gear 13 outer wall both sides are engagedly connected with toothed plate 14, moving plate 15 opposite end is fixedly connected in gear 13 opposite end respectively, moving plate 15 left end is fixedly connected with first tray plate 16, rectifying column 1 inner wall is fixedly connected with second tray plate 18, first tray plate 16 is located in second tray plate 18 upper and lower both sides respectively, rectifying column 1 top end is fixedly connected with connecting pipe 20, connecting pipe 20 other end is fixedly connected with cooling tower 21, first tray plate 16 left end is fixedly connected with sliding block 17, sliding block 17 outer wall is slidably connected in rectifying column 1 inner wall left end, rectifying column 1 bottom end inner wall is fixedly connected with heating block 19, for heating gasification to the liquid that enters the inside of rectifying column 1, cooling tower 21 top end inside is fixedly connected with water inlet pipe 22, water inlet pipe 22 bottom end is fixedly connected with condenser pipe 23.

[0028] Specifically, when the first tray 16 moves, the left slider 17 slides in the left end of the inner wall of the rectifying tower 1 to keep the stability of the movement of the first tray 16, the heating block 19 is internally provided with a heating wire, the heating wire converts electric energy into heat energy to heat the VOCs, so that the VOCs are gasified, with the rising of the gas, the gas passes through one layer after another of the trays, and thus experiences multiple partial vaporization and partial condensation processes, the steam rising from the bottom of the tower transfers heat to the liquid when passing through the liquid on the tray, so that part of the liquid is vaporized, on the lower tray, the steam with a higher temperature contacts the liquid with a lower temperature, part of the high-boiling-point components in the steam are condensed, and part of the low-boiling-point components in the liquid are vaporized, in this way, with the passing of each layer of the tray, the low-boiling-point components in the gas phase are more and more enriched, and the high-boiling-point components in the liquid phase are also more and more enriched.

[0029] Working principle: the mixture containing VOCs waste gas is added into the rectifying tower 1 from the inlet pipe 2, the filter plate 5 inside the inlet pipe 2 removes solid particles, dust and other impurities in the mixture, so as to prevent the impurities from entering the subsequent equipment to affect the normal operation of the equipment or cause blockage and other problems, then according to the amount of the mixture containing VOCs waste gas entering the rectifying tower 1, the motor 12 is started to drive the gear 13 to rotate, the gear 13 drives the two side toothed plates 14 to move, so that the upper and lower moving plates 15 move relative to each other, the moving plates 15 drive the first tray 16 to move, so that the distance between the first tray 16 and the second tray 18 in the rectifying tower 1 changes, the heating block 19 is started to heat the mixture, so that the mixture is gasified, the rising gas passes through the liquid layer by bubbling through the small holes or channels on the first tray 16 and the second tray 18, so that the gas phase and the liquid phase are in full contact. This contact mode can make the VOCs components in the gas phase and the VOCs components in the liquid phase perform mass transfer, so that part of the liquid is vaporized, finally, due to the components of the mixture containing VOCs waste gas having different boiling points, the VOCs components with a lower boiling point gradually enrich at the top of the tower during the rising process, enter the cooling tower 21 through the connecting pipe 20, input cold water into the condensing pipe 23 through the water inlet pipe 22, the condensing pipe 23 is made of a good heat-conducting material, can exchange heat with the VOCs, so that the condensing pipe 23 takes away the heat of the VOCs, cools the VOCs, facilitates recycling, and the heated water goes out from the other end of the condensing pipe 23.

[0030] Finally, it should be noted that the above description is only a preferred embodiment of the present application and is not intended to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement of part of the technical features, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A gasification, distillation and separation device capable of treating VOCs waste gas, characterized in that: The invention comprises a distillation tower (1), wherein the left end of the distillation tower (1) is fixedly connected to an inlet pipe (2), the outer wall of the inlet pipe (2) is fixedly connected to a mounting seat (3), the inner wall of the mounting seat (3) is connected to a fixed plate (4) through a clamping assembly, the inner wall of the bottom end of the fixed plate (4) is fixedly connected to a filter plate (5), and the filter plate (5) is located inside the inlet pipe (2), and the right end of the distillation tower (1) is fixedly connected to a side box (11), and the right end of the side box (11) is fixedly connected to the side box (11). A motor (12) is provided, the motor (12) being connected to a movable plate (15) via a movable assembly, the left end of each movable plate (15) being fixedly connected to a first tower plate (16), the inner wall of the distillation tower (1) being fixedly connected to a second tower plate (18), the first tower plate (16) being respectively located on the upper and lower sides of the second tower plate (18), the top end of the distillation tower (1) being fixedly connected to a connecting pipe (20), the other end of the connecting pipe (20) being fixedly connected to a cooling tower (21).

2. A gasification, distillation and separation device capable of treating VOCs waste gas according to claim 1, characterized in that: The clamping assembly comprises an insertion rod (7) slidably connected to the front and rear ends of the inner wall of the mounting seat (3); a clamping block (8) is fixedly connected to the opposite end of the insertion rod (7); a clamping slot (9) is provided at the front and rear ends of the fixing plate (4); and the clamping block (8) and the clamping slot (9) are matched in shape.

3. The gasification, distillation and separation device for treating VOCs waste gas according to claim 2, characterized in that: The opposite ends of the insertion rods (7) are fixedly connected to handles (6), the opposite ends of the handles (6) are fixedly connected to springs (10), and the opposite ends of the springs (10) are respectively fixedly connected to the front and rear ends of the mounting seat (3).

4. The gasification, distillation and separation device for treating VOCs waste gas according to claim 1, characterized in that: The moving assembly comprises a gear (13) fixedly connected to the driving end of the motor (12), and tooth plates (14) are meshedly connected on both sides of the outer wall of the gear (13), and the opposite ends of the moving plate (15) are fixedly connected to the opposite ends of the tooth plates (14).

5. The gasification, distillation and separation device capable of treating VOCs waste gas according to claim 1, characterized in that: The left end of each of the first trays (16) is fixedly connected to a slider (17), and the outer wall of the slider (17) is slidably connected to the left end of the inner wall of the distillation tower (1).

6. The gasification, distillation and separation device for treating VOCs waste gas according to claim 1, characterized in that: A heating block (19) is fixedly connected to the inner wall of the bottom end of the distillation tower (1) to heat and vaporize the liquid entering the distillation tower (1).

7. The gasification, distillation and separation device for treating VOCs waste gas according to claim 1, characterized in that: A water inlet pipe (22) is fixedly connected to the interior of the top end of the cooling tower (21), and a condenser pipe (23) is fixedly connected to the bottom end of the water inlet pipe (22).

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