CN214209960U

CN214209960U - Waste gas treatment device

Info

Publication number: CN214209960U
Application number: CN202023202838.9U
Authority: CN
Inventors: 周学军; 李春来; 陈元明; 李富轩; 姚飘扬
Original assignee: TIANJIN JINGDONG CHEMICAL COMPOUND MATERIALS CO LTD
Current assignee: TIANJIN JINGDONG CHEMICAL COMPOUND MATERIALS CO LTD
Priority date: 2020-12-25
Filing date: 2020-12-25
Publication date: 2021-09-17
Anticipated expiration: 2030-12-25

Abstract

The utility model provides a waste gas treatment device, including condensation mechanism and hydrologic cycle mechanism, waste gas treatment device through setting up condensation mechanism, discharge from the collector after the higher organic matter condensation of boiling point in the waste gas, can monitor the temperature in the condensation mechanism through temperature sensor, the rotational speed of cooperation air intake pump and intake pump makes and maintains in the condensation mechanism in the appropriate within range all the time, can accurate control condensation product for recycle, level sensor and the solenoid valve on the collector can also prevent that waste gas from discharging from the collector simultaneously.

Description

Waste gas treatment device

Technical Field

The utility model belongs to the chemical industry equipment field especially relates to a waste gas treatment device.

Background

The waste gas refers to toxic and harmful gas discharged by human in the production and living process. Especially chemical plants, steel plants, pharmaceutical plants, coking plants and oil refineries, etc., the discharged waste gas has large odor, seriously pollutes the environment and affects the human health. Industrial waste gases include organic waste gases and inorganic waste gases. The organic waste gas mainly comprises various hydrocarbons, alcohols, aldehydes, acids, ketones, amines and the like; the inorganic exhaust gas mainly includes sulfur oxides, nitrogen oxides, carbon oxides, halogens and compounds thereof, and the like. Because waste gas is higher usually in temperature, still including being liquid organic matter when partial normal atmospheric temperature in the exhaust waste gas, if direct let in purifier with waste gas, along with the reduction of temperature, the organic matter can be attached to purifier surface, when influencing purifying effect, still shortens purifier's life easily.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention is directed to an exhaust gas treatment device for condensing and recovering organic substances with high boiling points from exhaust gas.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

an exhaust gas treatment device comprises a condensation mechanism and a water circulation mechanism,

the condensation mechanism comprises an inner pipe, an outer pipe sleeved outside the inner pipe and a recovery pipe penetrating through the side wall of the outer pipe and communicated with the bottom of the inner pipe, wherein the two ends of the inner pipe are respectively communicated with an air inlet pipe and an air outlet pipe, the air inlet pipe is provided with an air inlet pump, the free end of the air outlet pipe is inserted into neutralizing liquid, the air outlet pipe is provided with a filter, the recovery pipe is provided with an electromagnetic valve, the two ends of the inner pipe are provided with two temperature sensors,

the water circulation mechanism comprises a water tank, a liquid inlet pipe and a liquid return pipe, wherein two ends of the liquid inlet pipe are respectively communicated with the bottom of one end of the outer pipe and the water tank, two ends of the liquid return pipe are respectively communicated with the top of the other end of the outer pipe and the water tank, a water inlet pump is arranged on the liquid inlet pipe, and the temperature sensor is respectively electrically connected with the air inlet pump and the water inlet pump.

Preferably, the side wall of the upper end of the recovery pipe is provided with a liquid level sensor, and the liquid level sensor is electrically connected with the electromagnetic valve.

Preferably, the ground of the inner pipe is a concave arc, and the lowest point of the arc is communicated with the recovery pipe.

Preferably, the exhaust pipe above the neutralization solution is communicated with a vent pipe, and a valve is arranged on the vent pipe.

Compared with the prior art, exhaust treatment device have following advantage:

exhaust treatment device through setting up condensation mechanism, discharge from the collector pipe after with the higher organic matter condensation of boiling point in the waste gas, can monitor the temperature in the condensation mechanism through temperature sensor, the rotational speed of cooperation pump and the intake pump of admitting air makes and remains throughout in the condensation mechanism in the appropriate within range, can accurate control condensation product for recycle, level sensor on the collector pipe can also prevent waste gas from discharging from the collector pipe with the solenoid valve simultaneously.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a schematic view of a connection structure of an exhaust gas treatment device according to an embodiment of the present invention;

description of reference numerals:

1. an inner tube; 2. an outer tube; 3. a recovery pipe; 4. an air inlet pipe; 5. an exhaust pipe; 6. an intake pump; 7. neutralizing liquid; 8. a filter; 9. an electromagnetic valve; 10. a first temperature sensor; 11. a second temperature sensor; 12. a water tank; 13. a liquid inlet pipe; 14. a liquid return pipe; 15. a water inlet pump; 16. a liquid level sensor; 17. an emptying pipe;

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, 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 by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

the condensation mechanism comprises an inner pipe 1, an outer pipe 2 sleeved outside the inner pipe 1 and a recovery pipe 3 penetrating through the side wall of the outer pipe 2 and communicated with the bottom of the inner pipe 1, wherein both ends of the inner pipe 1 are respectively communicated with an air inlet pipe 4 and an air outlet pipe 5, the air inlet pipe 4 is provided with an air inlet pump 6, the free end of the air outlet pipe 5 is inserted into neutralizing liquid 7, the air outlet pipe 5 is provided with a filter 8, the recovery pipe 3 is provided with an electromagnetic valve 9, one end of the inner pipe 1 close to the air inlet pipe 4 is provided with a first temperature sensor 10, one end of the inner pipe 1 close to the air outlet pipe 5 is provided with a second temperature sensor 11, when the first temperature sensor 10 senses the rise of the inlet air temperature, the water inlet pump 15 is triggered to accelerate the rotating speed, the air inlet pump 6 reduces the rotating speed, and when the second temperature sensor 11 senses the fall of the outlet air temperature, the water inlet pump 15 is triggered to reduce the rotating speed, and the air inlet pump 6 raises the rotating speed, thereby maintaining the temperature in the inner pipe 1 within a proper range all the time, the waste gas enters the inner pipe 1 from the air inlet pipe 4, the temperature is reduced under the action of the cooling liquid filled between the inner pipe 1 and the outer pipe 2, the organic matters with higher boiling points in the waste gas are condensed when meeting cold and deposited at the bottom of the inner pipe 1, the condensate can be discharged by opening the electromagnetic valve 9, the cooled waste gas is discharged from the exhaust pipe 5 and enters the neutralizing liquid 7 after being filtered by the filter 8, thereby eliminating the residual harmful components in the waste gas,

the water circulation mechanism includes water tank 12, feed liquor pipe 13 and returns liquid pipe 14, the both ends of feed liquor pipe 13 communicate with the bottom and the water tank 12 of 2 one ends of outer tube respectively, the both ends of returning liquid pipe 14 communicate with the top and the water tank 12 of the 2 other ends of outer tube respectively, be equipped with intake pump 15 on the feed liquor pipe 13, temperature sensor respectively with admit air pump 6 and intake pump 15 electric connection, the coolant liquid in the water tank 12 circulates between clearance, the drain pipe between water tank 12, inlet tube, inner tube 1 and the outer tube 2 under the effect of intake pump 15, utilizes the low temperature of coolant liquid to cool off waste gas.

Preferably, the lateral wall of the upper end of the recovery pipe 3 is provided with a liquid level sensor 16, the liquid level sensor 16 is electrically connected with the electromagnetic valve 9, when the liquid level is higher, the electromagnetic valve 9 is opened, the condensate can be discharged from the recovery pipe 3, and when the liquid level is lower than the position of the liquid level sensor 16, the electromagnetic valve 9 cannot be opened, so that the waste gas is prevented from being discharged into the external environment from the recovery pipe 3.

Preferably, the ground of the inner pipe 1 is a concave arc, the lowest point of the arc is communicated with the recovery pipe 3, and the condensate flows to the recovery pipe 3 along the arc at the bottom, so that the condensate is convenient to recover.

Preferably, the exhaust pipe 5 above the neutralizing liquid 7 is communicated with an emptying pipe 17, and the emptying pipe 17 is provided with a valve for preventing the neutralizing liquid 7 from being sucked backwards and flowing into the waste gas treatment device due to the fact that the temperature of the inner cavity of the waste gas treatment device is reduced and the gas is contracted after the waste gas treatment is finished, so that the safety is improved.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An exhaust gas treatment device, characterized in that: comprises a condensing mechanism and a water circulation mechanism,

2. The exhaust gas treatment device according to claim 1, characterized in that: the recovery pipe upper end lateral wall is equipped with level sensor, level sensor and solenoid valve electric connection.

3. The exhaust gas treatment device according to claim 1, characterized in that: the ground of the inner pipe is a concave arc, and the lowest point of the arc is communicated with the recovery pipe.

4. The exhaust gas treatment device according to claim 1, characterized in that: and an air release pipe is communicated with the exhaust pipe above the neutralization solution, and a valve is arranged on the air release pipe.