CN217961897U

CN217961897U - Gas purification system

Info

Publication number: CN217961897U
Application number: CN202221533596.8U
Authority: CN
Inventors: 楼明炎; 阮赵峰; 盛犇
Original assignee: Zhongke Jinqi New Material Technology Co ltd
Current assignee: Zhongke Jinqi New Material Technology Co ltd
Priority date: 2022-06-17
Filing date: 2022-06-17
Publication date: 2022-12-06
Anticipated expiration: 2032-06-17

Abstract

The utility model discloses a gas purification system, which relates to the technical field of gas purification and comprises a buffer tank; the U-shaped pipe is communicated with the bottom of the buffer tank, and one end, far away from the buffer tank, of the U-shaped pipe is communicated with the solid caustic soda tower; the filter bag is connected in the buffer tank; mechanical oil located in the U-shaped pipe and the buffer tank; a vacuum assembly in communication with the surge tank. To the poor technical problem of gas purification system's filter effect, the utility model discloses a technological effect lies in its filter effect good.

Description

Gas purification system

Technical Field

The utility model relates to a gaseous purification technology field, concretely relates to gaseous clean system.

Background

The main raw material for producing PBO fiber is DAR, which is fully named as 4,6-diaminoresorcinol hydrochloride, before polymerization reaction, HCL in DAR needs to be subjected to vacuum degassing, HCL generated by degassing is absorbed by a solid caustic tower, and tail gas is filtered by a filter bag in a buffer tank and then is discharged by a vacuum pump.

However, the oil pump of the vacuum pump is easily polluted by the powder generated in the solid caustic soda tower due to the poor filtering effect of the filter bag in the related buffer tank, so that the vacuum pump is seriously abraded.

SUMMERY OF THE UTILITY MODEL

To the poor technical problem of gas purification system's filter effect, the utility model provides a gas purification system, its filter effect is good.

In order to solve the above problem, the utility model provides a technical scheme does:

a gas purification system comprising:

a buffer tank;

the U-shaped pipe is communicated with the bottom of the buffer tank, and one end, far away from the buffer tank, of the U-shaped pipe is communicated with the solid caustic tower;

the filter bag is connected to the inside of the buffer tank;

mechanical oil located in the U-shaped pipe and the buffer tank;

a vacuum assembly in communication with the surge tank.

Optionally, the oil-saving device further comprises a distribution plate connected to the buffer tank, wherein the distribution plate is located in the machine oil.

Optionally, the distribution plate includes a plate main body connected to the inside of the buffer tank, a plurality of through holes are uniformly distributed on the plate main body, and the plate main body is located in the machine oil.

Optionally, the vacuum assembly comprises:

a vacuum pump;

a pipeline;

one end of the pipeline is communicated with the buffer tank, and the other end of the pipeline is communicated with the vacuum pump.

Optionally, the device further comprises a first adjusting valve connected to the pipeline.

Optionally, the buffer tank further comprises a second adjusting valve connected to one end, far away from the buffer tank, of the U-shaped pipe.

Optionally, the device further comprises a liquid level meter connected to the buffer tank.

Optionally, the device further comprises a vacuum gauge connected to the buffer tank.

Adopt the technical scheme provided by the utility model, compare with prior art, have following beneficial effect: the buffer tank is used for bearing the filter bag and the mechanical oil, the U-shaped pipe is used for communicating the solid caustic soda tower and the buffer tank, so that gas exhausted from the solid caustic soda tower enters the buffer tank through the U-shaped pipe and is used for containing the mechanical oil, and when the gas passes through the mechanical oil, powder in the gas is filtered for the first time; the filter bag passes through the support of buffer tank to be arranged in the powder in the secondary filtration gas, double filtration, effectively increase the filter effect, and thus effectively reduce the content of powder in the gas, wherein, the filter bag specifically can be the PP filter bag.

Drawings

Fig. 1 is a schematic structural diagram of a gas purification system according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a distribution plate according to an embodiment of the present invention;

in the figure: 1. a buffer tank; 2. a U-shaped tube; 3. a solid caustic soda tower; 4. a filter bag; 5. a machine oil; 6. a vacuum assembly; 61. a vacuum pump; 62. a pipeline; 63. adjusting a valve I; 7. a distribution plate; 71. a plate main body; 72. a through hole; 8. adjusting a valve II; 9. a liquid level meter; 10. a vacuum gauge.

Detailed Description

For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings and examples.

The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and are not limiting of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings. The utility model discloses in words such as first, second, be for the description the utility model discloses a technical scheme is convenient and set up, and does not have specific limiting action, is general finger, right the technical scheme of the utility model does not constitute limiting action. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art. The technical solutions in the same embodiment and between the technical solutions in different embodiments can be arranged and combined to form a new technical solution without contradiction or conflict, which is all within the scope of the present invention.

Example 1

With reference to fig. 1-2, the present embodiment provides a gas purification system comprising:

a buffer tank 1;

one end of a U-shaped pipe 2,U shaped pipe 2 communicated with the bottom of the buffer tank 1, which is far away from the buffer tank 1, is communicated with a solid caustic soda tower 3;

a filter bag 4 connected in the buffer tank 1;

the mechanical oil 5 is positioned in the U-shaped pipe 2 and the buffer tank 1;

and a vacuum assembly 6 communicated with the buffer tank 1.

Specifically, the vacuum assembly 6 is used for enabling the interior of the buffer tank 1 to be in a vacuum state, so that gas exhausted from the solid caustic soda tower 3 conveniently enters the buffer tank 1 through the U-shaped pipe 2; the buffer tank 1 is used for bearing a filter bag 4, and the mechanical oil 5,U-shaped pipe 2 is used for communicating the solid caustic soda tower 3 with the buffer tank 1, so that gas discharged from the solid caustic soda tower 3 enters the buffer tank 1 through the U-shaped pipe 2 and is used for containing the mechanical oil 5, wherein after the gas passes through the mechanical oil 5, powder in the gas is filtered for the first time; the filter bag 4 is supported by the buffer tank 1 and is used for filtering the powder in the gas for the second time, and double filtering is performed, so that the filtering effect is effectively increased, and the content of the powder in the gas is effectively reduced, wherein the filter bag 4 can be a PP filter bag.

Further, the device also comprises a distribution plate 7 connected in the buffer tank 1, and the distribution plate 7 is positioned in the machine oil 5.

Specifically, the distribution plate 7 is supported by the buffer tank 1 and serves to uniformly pass the gas, thereby allowing the gas in the machine oil 5 to be uniformly discharged into the vacuum of the buffer tank 1.

Further, the distribution plate 7 includes a plate main body 71 connected to the buffer tank 1, a plurality of through holes 72 are uniformly distributed on the plate main body 71, and the plate main body 71 is located in the machine oil 5.

Specifically, the plate main body 71 is supported by the buffer tank 1 and serves to uniformly carry the through-holes 72, and the through-holes 72 serve to uniformly pass the gas.

Further, the vacuum assembly 6 includes:

a vacuum pump 61;

a conduit 62;

wherein, one end of the pipeline 62 is communicated with the buffer tank 1, and the other end of the pipeline 62 is communicated with the vacuum pump 61.

Specifically, the pipeline 62 is used for communicating the buffer tank 1 with the vacuum pump 61, and the vacuum pump 61 is used for making the buffer tank 1 in a vacuum state, wherein the vacuum pump 61 may be specifically a rotary vane vacuum pump.

Further, a first adjusting valve 63 is also included and connected to the pipe 62.

Specifically, a regulating valve 63 is carried by the conduit 62 and is used to regulate the flow of the gas, wherein the regulating valve 63 may be a throttle valve, a speed regulating valve, a flow dividing valve, or the like.

Furthermore, the device also comprises a second adjusting valve 8 connected to one end of the U-shaped pipe 2 far away from the buffer tank 1.

Specifically, the second regulating valve 8 is carried by the U-shaped pipe 2 and is used for regulating the flow of the gas, wherein the second regulating valve 8 may be a throttle valve, a speed regulating valve, a flow dividing valve or the like.

Further, a liquid level meter 9 connected to the buffer tank 1 is also included.

Specifically, the liquid level meter 9 is carried by the buffer tank 1 and is used for measuring the liquid level of the mechanical oil 5 in the buffer tank 1, wherein the liquid level meter 9 may specifically be of a tuning fork vibration type, a pressure type, an ultrasonic type, or the like.

Further, the vacuum meter 10 is connected to the buffer tank 1.

Specifically, the vacuum gauge 10 is supported by the buffer tank 1 and is used for measuring the vacuum degree in the buffer tank 1, wherein the vacuum gauge 10 may be a compression type vacuum gauge, an elastic element vacuum gauge, a thermal radiation vacuum gauge, or the like.

The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if a person skilled in the art should understand that without departing from the spirit of the present invention, the person skilled in the art should not inventively design the similar structural modes and embodiments to the technical solution, and all shall fall within the protection scope of the present invention.

Claims

1. A gas purification system, comprising:

a buffer tank;

the U-shaped pipe is communicated with the bottom of the buffer tank, and one end, far away from the buffer tank, of the U-shaped pipe is used for being communicated with the solid caustic soda tower;

the filter bag is connected to the inside of the buffer tank;

mechanical oil located in the U-shaped pipe and the buffer tank;

a vacuum assembly in communication with the surge tank;

the distribution plate is connected to the inside of the buffer tank and is positioned in the machine oil;

the distribution plate comprises a plate main body connected in the buffer tank, a plurality of through holes are uniformly distributed in the plate main body, and the plate main body is located in the mechanical oil.

2. A gas purification system according to claim 1, wherein the vacuum assembly comprises:

a vacuum pump;

a pipeline;

3. A gas purification system as claimed in claim 2, further comprising a first regulating valve connected to said conduit.

4. The gas purification system as recited in claim 1, further comprising a second regulating valve connected to an end of said U-shaped pipe remote from said buffer tank.

5. A gas purification system according to claim 1, further comprising a level gauge connected to the buffer tank.

6. A gas purification system according to claim 1, further comprising a vacuum gauge connected to the buffer tank.