Exhaust device for rectifying tower

Abstract

An exhaust device for a rectifying tower is characterized by comprising a rectifying tower body, a processing box is arranged at the upper end of the rectifying tower body, a limiting groove is formed in the processing box, a drawing plate is arranged in the processing box, a sealing cover is arranged on the drawing plate, a handle is arranged on the sealing cover, and a ventilation net is arranged on the drawing plate. A placement groove is formed in the ventilation net; the air filtering cotton is placed in the placing groove, the fixing plate is placed above the air filtering cotton, the fixing plate is inserted into the connecting block through the screwing bolt to be fixed, the air filtering cotton is located above the ventilation net, the drawing plate is inserted into the treatment box, one end of the drawing plate abuts against the interior of the limiting groove, smoke exhausted by the rectifying tower body enters the treatment box, and the smoke penetrates through the air filtering cotton along the ventilation net. And the gas filtering cotton adsorbs harmful substances, and the treated flue gas is exhausted from the smoke exhaust pipe arranged at the upper end of the treatment box, so that the exhaust is completed, the harmful substances in the waste gas exhausted by the rectifying tower are absorbed, and the influence on the surrounding air environment quality is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to rectifying tower technical field especially relates to a exhaust device for rectifying tower. BACKGROUND

[0002] As the key separation equipment widely used in many industries such as chemical industry, petroleum chemical industry, pharmacy, through the multiple partial vaporization and partial condensation of mixture material, the effective separation of different boiling point components is realized to obtain high-purity product. In its operation process, various gases needing to be discharged are produced, which makes the exhaust device become an indispensable part of guaranteeing the normal, efficient and safe operation of rectifying tower;

[0003] But the existing rectifying tower is directly discharged to the outside when discharging waste gas, and there are certain harmful substances in the discharged waste gas, which will affect the surrounding air environmental quality, in order to solve the above problems, an exhaust device for rectifying tower is provided. UTILITY MODEL CONTENTS

[0004] In order to solve the above technical problems, the utility model provides an exhaust device for rectifying tower, which is characterized by comprising rectifying tower body, processing box, limiting groove, pull plate, sealing cover, handle, breathable net, placing groove, filter cotton, connecting block, screw bolt, fixed plate, lock catch, the processing box is arranged at the upper end of the rectifying tower body, the limiting groove is arranged in the processing box, the pull plate is arranged in the processing box, the sealing cover is arranged on the pull plate, the handle is arranged on the sealing cover, the breathable net is arranged on the pull plate, the placing groove is arranged on the breathable net, the filter cotton is arranged in the placing groove, the connecting block is arranged beside the placing groove, the fixed plate is arranged on the connecting block, the screw bolt is arranged on the fixed plate, and the lock catch is arranged on the sealing cover;

[0005] Further, the exhaust port of the rectifying tower body leads to the bottom of the processing box, the end of the pull plate abuts against the limiting groove, the other end of the pull plate is fixedly arranged on the sealing cover, and the sealing cover is connected with the processing box through the lock catch;

[0006] Further, the middle part of the pull plate is provided with an opening, the breathable net is located in the opening, the placing groove is fixedly arranged on the pull plate, the opening is located in the placing groove, the filter cotton is placed in the placing groove, each of the two ends of the placing groove has a connecting block, the fixed plate is arranged on the two connecting blocks through the screw bolt, and the fixed plate is located above the filter cotton;

[0007] Further, the upper end of the processing box is provided with a smoke exhaust pipe.

[0008] The utility model has the advantages of the following:

[0009] The utility model discloses a filter cotton is placed in the placing groove, and the fixed plate is placed above filter cotton, and is fixed through the screw bolt of inserting the connecting block, harmful material is adsorbed to filter cotton when filter cotton is located above the breathable net, the exhaust pipe of setting up on the processing box of the exhaust gas of processing is discharged from the other end of the pull -out plate, and the harmful material in the exhaust gas of the absorption rectifying tower is discharged, and the influence to the air environment quality of surrounding is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0010] Figure 1 It is the whole structure schematic diagram of a kind of exhaust device for rectifying tower of the utility model;

[0011] Figure 2 It is the internal structure schematic diagram of a kind of exhaust device for rectifying tower of the utility model;

[0012] Figure 3 It is the local structure schematic diagram of a kind of exhaust device for rectifying tower of the utility model;

[0013] As shown in the drawing: 1, rectifying tower body;2, processing box;3, limiting groove;4, pull -out plate;5, sealing cover;6, handle;7, breathable net;8, placing groove;9, filter cotton;10, connecting block;11, screw bolt;12, fixed plate;13, lock catch. DETAILED DESCRIPTION

[0014] The technical scheme of the utility model will be described clearly and completely in combination with the drawings, obviously, the described embodiment is a part of embodiment of the utility model, not all embodiments. Based on the embodiment in the utility model, all other embodiments obtained by the person skilled in the art without making creative labor belong to the range of protection of the utility model.

[0015] In the description of the utility model, it needs to be explained that the orientation or position relation of the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like is based on the orientation or position relation shown in the drawing, and is only for the convenience of describing the utility model and simplifying the description, and is not indicative or implied that the indicated device or element must have a particular orientation, configuration and operation, so it cannot be understood as the limitation of the utility model. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicative or implied relative importance.

[0016] In the description of the utility model, it is necessary to explain, unless another explicit provision and limitation, term "installation", "link", "connection" should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through intermediate medium, can be two elements inside the communication。For ordinary skilled in the art, the above terms can be understood in the utility model according to specific circumstances The specific meaning in the utility model.In addition, the technical features involved in the different embodiments of the utility model described below can be combined with each other as long as they do not conflict with each other.

[0017] Embodiment 1

[0018] The utility model provides a kind of exhaust device for rectifying column, it is characterized by including rectifying column body 1, processing box 2, limiting groove 3, pull plate 4, sealing cover 5, handle 6, breathable net 7, placing groove 8, filter cotton 9, connecting block 10, screw bolt 11, fixed plate 12, lock catch 13, processing box 2 is arranged at the upper end of rectifying column body 1, limiting groove 3 is arranged in processing box 2, pull plate 4 is arranged in processing box 2, sealing cover 5 is arranged on pull plate 4, handle 6 is arranged on sealing cover 5, breathable net 7 is arranged on pull plate 4, placing groove 8 is arranged on breathable net 7, filter cotton 9 is arranged in placing groove 8, connecting block 10 is arranged beside placing groove 8, fixed plate 12 is arranged on connecting block 10, screw bolt 11 is arranged on fixed plate 12, lock catch 13 is arranged on sealing cover 5;

[0019] Further, the exhaust port of rectifying column body 1 leads to the bottom of processing box 2, the end of pull plate 4 abuts in limiting groove 3, the other end of pull plate 4 is fixedly arranged on sealing cover 5, sealing cover 5 is connected with processing box 2 by several lock catches 13;

[0020] Further, the middle part of pull plate 4 is provided with opening, breathable net 7 is located in opening, placing groove 8 is fixedly arranged on pull plate 4, opening is located in placing groove 8, filter cotton 9 is placed in placing groove 8, there is a connecting block 10 at the both ends of placing groove 8, two connecting blocks 10 are provided with fixed plate 12 by screw bolt 11, and fixed plate 12 is located above filter cotton 9;

[0021] Further, the upper end of processing box 2 is provided with smoke pipe.

[0022] Embodiment 2

[0023] In use, the filter cotton 9 is placed in the placing groove 8, the fixed plate 12 is placed above the filter cotton 9, and is fixed by screwing the bolt 11 into the connecting block 10, at this time the filter cotton 9 is above the air-permeable net 7, the pull plate 4 is inserted into the processing box 2, one end of the pull plate 4 is abutted against the limiting groove 3, and the other end is connected with the processing box 2 through a plurality of buckles 13 on the sealing door, the rectifying tower body 1 discharges the flue gas into the processing box 2, the flue gas passes through the filter cotton 9 along the air-permeable net 7, the filter cotton 9 adsorbs harmful substances, the treated flue gas is discharged from the flue gas discharge pipe arranged at the upper end of the processing box 2, the exhaust is completed, the fixed plate 12 is used to avoid that the filter cotton 9 is washed away by the flue gas, and meanwhile facilitates replacement, and the filter effect is improved.

[0024] The basic principle and main features of the present application and the advantages of the present application are shown and described above. The various components mentioned in the present application are common techniques in the prior art, which should be understood by the skilled in the art. The present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only to illustrate the principle of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. An exhaust device for a rectifying column comprising a rectifying column body, characterized by, The processing box, the limiting groove, the pull-out plate, the sealing cover, the handle, the air permeable net, the placing groove, the filter cotton, the connecting block, the screw bolt, the fixed plate, the lock buckle, the processing box is arranged at the upper end of the rectifying tower body, the limiting groove is arranged in the processing box, the pull-out plate is arranged in the processing box, the sealing cover is arranged on the pull-out plate, the handle is arranged on the sealing cover, the air permeable net is arranged on the pull-out plate, the placing groove is arranged on the air permeable net, the filter cotton is arranged in the placing groove, the connecting block is arranged beside the placing groove, the fixed plate is arranged on the connecting block, the screw bolt is arranged on the fixed plate, and the lock buckle is arranged on the sealing cover.

2. The exhaust device for a rectifying column according to claim 1, wherein The exhaust port of the rectifying tower body leads to the bottom of the processing box, the end of the pull-out plate abuts against the limiting groove, the other end of the pull-out plate is fixedly arranged on the sealing cover, and the sealing cover is connected with the processing box through the lock buckles.

3. The exhaust device for a rectifying column according to claim 1, wherein The middle part of the pull-out plate is provided with an opening, the air permeable net is located in the opening, the placing groove is fixedly arranged on the pull-out plate, the opening is located in the placing groove, the filter cotton is placed in the placing groove, and the two ends of the placing groove are respectively provided with a connecting block.

4. The exhaust device for a rectifying column according to claim 1, wherein The upper end of the processing box is provided with a smoke exhaust pipe.

Images