CN212974546U

CN212974546U - Waste gas treatment equipment for chemical production

Info

Publication number: CN212974546U
Application number: CN202020746423.9U
Authority: CN
Inventors: 不公告发明人
Original assignee: Wuhan Yikede Fine Chemical Co ltd
Current assignee: Wuhan Yikede Fine Chemical Co ltd
Priority date: 2020-05-09
Filing date: 2020-05-09
Publication date: 2021-04-16
Anticipated expiration: 2030-05-09

Abstract

The utility model discloses a waste gas treatment device for chemical production, which belongs to the technical field of waste gas treatment and comprises a spray tower, wherein a second-level spray head and a first-level spray head are fixedly arranged on the inner wall of the spray tower, a second-level spray chamber observation port and a first-level spray chamber observation port are arranged on the outer side of the spray tower, and the observation port of the second-stage spray room and the observation port of the first-stage spray room are respectively arranged corresponding to the second-stage spray head and the first-stage spray head, which can realize that the glass window is rotated by external force, the glass window cleaning device has the advantages that the inner side of the glass window is made to rotate in contact with the scraper, the effect of cleaning the glass window is achieved, stains attached to the inner wall of the glass window are cleaned, the inner wall of the glass window can be cleaned under the condition that the observation window is opened, observation is convenient, the cleaning structure is simple, blocking of the observation port can be reduced, and the observation structure is simple to install and convenient to use.

Description

Waste gas treatment equipment for chemical production

Technical Field

The utility model relates to a waste gas treatment technical field, more specifically say, relate to a waste gas treatment equipment for chemical production.

Background

Chemical waste gas refers to toxic and harmful gas discharged from chemical plants in chemical production. Chemical waste gas often contains many kinds of pollutants, has complex physical and chemical properties and different toxicity, seriously pollutes the environment and influences human health. The chemical waste gas components generated in different chemical production industries are very different. For example, the waste gas generated in the chlor-alkali industry mainly contains chlorine, hydrogen chloride, vinyl chloride, mercury, acetylene and the like, and the waste gas generated in the nitrogenous fertilizer industry mainly contains nitrogen oxides, urea dust, carbon monoxide, ammonia gas, sulfur dioxide, methane and the like.

In the prior art, the waste gas is washed by a spray tower, which is a common treatment means, the waste gas tangentially enters the spray tower to form cyclone under the induction and acceleration of jet flow, and most of dust is thrown to the wall of the spray tower to be captured by inner and outer water films due to the action of centrifugal force, so that the grade dust removal is completed; the air current is at the in-process that continues rotatory rising, through the washing that sprays through the two-stage in proper order, accomplish dissolving of waste gas and adsorb, in the washing process that sprays, whether the spraying angle and the spray volume of in order to observe the nozzle satisfy the regulation washing can set up the viewing aperture on the spray column, directly on the current viewing aperture through the bolt with glass fixed connection on the flange seat of viewing aperture, can adhere at the glass inner wall after the water smoke that the spray room sprayed adsorbs the dust, thereby fuzzy sight, especially when continuous production, can't hinder the staff to observe the behavior in the spray room to glass inner wall clearance.

Disclosure of Invention

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide a waste gas treatment equipment for chemical production, it can realize rotating the glass window through external force for the inboard and the scraper blade contact of glass window are rotatory, reach the effect of clearance glass window, will adhere to the spot clean up of glass window inner wall, can be under the condition of opening the observation window the inner wall of clearance glass window, conveniently observe, clearance simple structure can reduce blockking to the viewing aperture, and this observation structure installation is simple, high durability and convenient use.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

A waste gas treatment device for chemical production comprises a spray tower, wherein a second-stage spray head and a first-stage spray head are fixedly mounted on the inner wall of the spray tower, a second-stage spray chamber observation port and a first-stage spray chamber observation port are formed in the outer side of the spray tower, the second-stage spray chamber observation port and the first-stage spray chamber observation port are respectively arranged corresponding to the second-stage spray head and the first-stage spray head, a flange seat is welded and fixed to the outer end of the second-stage spray chamber observation port, a backing ring and a compression ring are fixedly connected to the flange seat through connecting bolts, one end, close to the spray tower, of the backing ring is inserted into an inner cavity of the second-stage spray chamber observation port, and one side, far away from the second-stage spray chamber observation port, of the;

the inner wall of one end, close to the spray tower, of the backing ring is fixedly connected with a convex ring, a rotating groove is formed in one side, far away from the spray tower, of the convex ring, the rotating groove is connected with a rotating ring in a sliding mode, the rotating ring is fixedly connected to one side, close to the spray tower, of the sealing gasket, an annular clamping groove is formed in the inner wall of the sealing gasket, the edge of the glass window is fixedly clamped in the annular clamping groove, and one side, far away from the spray tower, of the sealing gasket abuts against the pressing ring;

the one end inner wall fixedly connected with of backing ring near spray column scrapes the frame, it is equipped with the boss to scrape the center that frame kept away from spray column one side, and one side fixedly connected with scraper blade that spray column was kept away from to the boss, one side of keeping away from spray column of scraper blade offsets with the glass window.

Furthermore, the observation mechanism with the same structure as the observation port of the second-stage spray room is also arranged on the observation port of the first-stage spray room, and the working condition of the first-stage spray room can be conveniently observed through the observation port of the first-stage spray room.

Furthermore, cleaning openings are formed in the observation opening of the second-stage spray room and the observation opening of the first-stage spray room, a cleaning opening sealing plug is screwed in the cleaning opening, the cleaning opening is sealed by the cleaning opening sealing plug, and the sealing performance of the observation opening in normal work is ensured.

Furthermore, can insert in the washing mouth and establish the washing pipeline, and the play water end of washing pipeline aims at one side that the glass window is close to the spray column, and the washing mouth can be when spray column stop work, through outer inner wall and the scraper blade that washs the glass window of washing pipeline, prevents that the dust on the scraper blade is too much to influence the clearance effect of glass window.

Further, the inner wall fixedly connected with light of clamping ring, one side fixed mounting that the light is close to the spray column has LED lamp area, and LED lamp area passes through external power supply, and the light can be to the indoor emission light that sprays of spray column, and the supplementary staff observes.

Furthermore, lubricating grease is filled between the rotary ring and the bottom of the rotary groove, and can improve the sealing performance of the rotary ring and the rotary groove and reduce the rotation resistance.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) this scheme can realize rotating the glass window through external force for the inboard and the scraper blade contact rotation of glass window reach the effect of clearance glass window, will adhere to the spot clean up at the glass window inner wall, can clear up the inner wall of glass window under the condition of opening the observation window, conveniently observe, clearance simple structure can reduce blockking to the viewing aperture, and this observation structure simple to operate, convenient to use.

(2) The observation mechanism with the same structure as the observation port of the second-stage spray room is also arranged on the observation port of the first-stage spray room, and the observation port of the first-stage spray room is convenient for observing the working condition of the first-stage spray room.

(3) The cleaning opening is formed in the observation opening of the second-stage spray room and the observation opening of the first-stage spray room, the cleaning opening sealing plug is screwed in the cleaning opening, the cleaning opening sealing plug seals the cleaning opening, and the sealing performance of the observation opening in normal working is ensured.

(4) Can insert in the washing mouth and establish the washing pipeline, and the play water end of washing pipeline aims at one side that the glass window is close to the spray column, and the washing mouth can be when spray column stop work, through outer inner wall and the scraper blade that washs the glass window of washing pipeline, prevents that the dust on the scraper blade from too much influencing the clearance effect of glass window.

(5) The inner wall fixedly connected with light of clamping ring, one side fixed mounting that the light is close to the spray column have LED lamp area, and LED lamp area passes through external power supply, and the light can be to the indoor emission light that sprays of spray column, and the supplementary staff observes.

(6) Lubricating grease is filled between the rotary ring and the bottom of the rotary groove, and the lubricating grease can improve the sealing performance of the rotary ring and the rotary groove and reduce the rotation resistance.

Drawings

Fig. 1 is a cross-sectional view of the present invention;

FIG. 2 is an enlarged view of the structure at A of the present invention;

FIG. 3 is a schematic perspective view of a middle grommet according to the present invention;

fig. 4 is a schematic perspective view of the gasket of the present invention.

The reference numbers in the figures illustrate:

1 spray tower, 2 second grade shower heads, 3 first grade shower heads, 4 first grade shower room viewing apertures, 5 second grade shower room viewing apertures, 6 backing rings, 7 clamping rings, 8 connecting bolts, 9 glass windows, 10 sealing gaskets, 11 swivels, 12 swivels, 13 scraping frames, 14 scraping plates, 15 cleaning ports, 16 cleaning port sealing plugs and 17 illuminating lamps.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the 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 in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which 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 in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-4, a waste gas treatment device for chemical production, referring to fig. 1, comprises a spray tower 1, wherein a second-level spray header 2 and a first-level spray header 3 are fixedly mounted on the inner wall of the spray tower 1, a second-level spray chamber observation port 4 and a first-level spray chamber observation port 5 are formed in the outer side of the spray tower 1, the second-level spray chamber observation port 4 and the first-level spray chamber observation port 5 are respectively arranged corresponding to the second-level spray header 2 and the first-level spray header 3, an observation mechanism with the same structure as that of the second-level spray chamber observation port 4 is also arranged on the first-level spray chamber observation port 5, and the first-level spray chamber observation port 5 is convenient for observing the working condition of the first-level spray chamber;

referring to fig. 2, a cleaning opening 15 is formed on a second-stage spray chamber observation opening 4 and a first-stage spray chamber observation opening 5, a cleaning opening sealing plug 16 is screwed in the cleaning opening 15, the cleaning opening sealing plug 16 seals the cleaning opening 15 to ensure the sealing performance of the observation opening during normal operation, a cleaning pipeline can be inserted in the cleaning opening 15, the water outlet end of the cleaning pipeline is aligned to one side of the glass window 9 close to the spray tower 1, the cleaning opening 15 can flush the inner wall of the glass window 9 and the scraper 14 through the external cleaning pipeline when the spray tower 1 stops operating to prevent the cleaning effect of the glass window from being influenced by excessive dust on the scraper 14, a flange seat is fixedly welded to the outer end of the second-stage spray chamber observation opening 4, a backing ring 6 and a pressing ring 7 are fixedly connected to the flange seat through a connecting bolt 8, the backing ring 6 is a circular tubular structure with a flange fixing edge fixedly connected to one end of the spray tower 1, and has the same outer diameter as the inner diameter of the second-stage spray chamber observation opening 4 and the, one end, close to the spray tower 1, of the backing ring 6 is inserted into an inner cavity of the second-stage spray chamber observation port 4, one side, far away from the second-stage spray chamber observation port 4, of the backing ring 6 abuts against the compression ring 7, and the backing ring 6 is made of polytetrafluoroethylene, so that the sealing performance and the durability can be improved;

referring to fig. 3, a convex ring is fixedly connected to an inner wall of one end, close to the spray tower 1, of the backing ring 6, a rotary groove 12 is formed in one side, away from the spray tower 1, of the convex ring, a rotary ring 11 is slidably connected in the rotary groove 12, lubricating grease is filled between the rotary ring 11 and the bottom of the rotary groove 12, the lubricating grease can improve the sealing performance of the rotary ring 11 and the rotary groove 12, and the rotation resistance is reduced;

referring to fig. 1 and 4, a rotating ring 11 is fixedly connected to one side of a sealing gasket 10 close to a spray tower 1, the sealing gasket 10 is made of self-lubricating silica gel and can reduce the friction force between the sealing gasket 10 and the inner wall of a backing ring 6, an annular clamping groove is formed in the inner wall of the sealing gasket 10, the edge of a glass window 9 is clamped and fixed in the annular clamping groove, one side of the sealing gasket 10 away from the spray tower 1 abuts against a pressing ring 7, an illuminating lamp 17 is fixedly connected to the inner wall of the pressing ring 7, an LED lamp strip is fixedly installed on one side of the illuminating lamp 17 close to the spray tower 1 and is powered by an external power supply, the illuminating lamp 17 can emit light to the spray chamber of the spray tower 1 to assist workers to observe, a scraping frame 13 is fixedly connected to the inner wall of one end of the backing ring 6 close to the spray tower 1, a boss is arranged in the center of one, the side of the scraper 14 remote from the spray tower 1 abuts against the glass pane 9.

When the spray tower 1 continuously works, when a worker needs to observe the working condition of a spray chamber in the spray tower 1 through the observation port 4 of the second-stage spray chamber and the observation port 5 of the first-stage spray chamber, a rubber sucker can be adsorbed on the outer side of the glass window 9, then the glass window 9 is rotated through the rubber sucker, so that the glass window 9 is rotated, the scraper 14 in contact with the inner side of the glass window 9 can clean up stains on the inner wall of the glass window 9, so that the worker can clearly observe the inside of the spray tower 1, when the spray tower 1 stops, the sealing plug 16 of the cleaning port is opened, the inner wall of the glass window 9 and the scraper 14 are washed through an external cleaning pipeline at the cleaning port 15, so that the stains are prevented from being accumulated, the cleaning effect is improved, the scraper 14 is prevented from being overlooked, the glass window can be rotated through external force, the inner side of the glass window is in contact with the scraper, the utility model has the advantages of will be attached to the spot clean up of glass window inner wall, can be opening the inner wall of clearance glass window under the condition of observation window, conveniently observe, clearance simple structure can reduce blockking to the viewing aperture to this observation structure installation is simple, convenient to use.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a waste gas treatment equipment for chemical production, includes spray column (1), spray column (1) inner wall fixed mounting has second grade shower head (2) and one-level shower head (3), second grade spray room viewing aperture (4) and one-level spray room viewing aperture (5) have been seted up in the outside of spray column (1), and second grade spray room viewing aperture (4) and one-level spray room viewing aperture (5) correspond second grade spray head (2) and one-level shower head (3) setting respectively, its characterized in that: a flange seat is fixedly welded at the outer end of the secondary spray chamber observation port (4), a backing ring (6) and a pressing ring (7) are fixedly connected to the flange seat through a connecting bolt (8), one end, close to the spray tower (1), of the backing ring (6) is inserted into an inner cavity of the secondary spray chamber observation port (4), and one side, far away from the secondary spray chamber observation port (4), of the backing ring (6) is abutted to the pressing ring (7);

the inner wall of one end, close to the spray tower (1), of the backing ring (6) is fixedly connected with a convex ring, one side, far away from the spray tower (1), of the convex ring is provided with a rotary groove (12), the rotary groove (12) is connected with a rotary ring (11) in a sliding mode, the rotary ring (11) is fixedly connected to one side, close to the spray tower (1), of the sealing gasket (10), the inner wall of the sealing gasket (10) is provided with an annular clamping groove, the edge of the glass window (9) is fixedly clamped in the annular clamping groove, and one side, far away from the spray tower (1), of the sealing gasket (10) abuts against the compression ring (7);

the one end inner wall fixedly connected with that backing ring (6) are close to spray column (1) scrapes frame (13), it is equipped with the boss to scrape the center of keeping away from one side of spray column (1) of frame (13), and one side fixedly connected with scraper blade (14) of spray column (1) are kept away from to the boss, one side of keeping away from spray column (1) of scraper blade (14) offsets with glass window (9).

2. The exhaust gas treatment device for chemical production according to claim 1, characterized in that: and the observation mechanism with the same structure as that of the observation port (4) of the secondary spray room is also arranged on the observation port (5) of the primary spray room.

3. The exhaust gas treatment apparatus for chemical production according to claim 1 or 2, characterized in that: and cleaning openings (15) are formed in the secondary spray chamber observation opening (4) and the primary spray chamber observation opening (5), and cleaning opening sealing plugs (16) are screwed in the cleaning openings (15).

4. The exhaust gas treatment device for chemical production according to claim 3, characterized in that: a cleaning pipeline can be inserted into the cleaning opening (15), and the water outlet end of the cleaning pipeline is aligned to one side of the glass window (9) close to the spray tower (1).

5. The exhaust gas treatment device for chemical production according to claim 1, characterized in that: the inner wall fixedly connected with light (17) of clamping ring (7), one side fixed mounting that light (17) are close to spray column (1) has LED lamp area, and LED lamp area is through external power supply.

6. The exhaust gas treatment device for chemical production according to claim 1, characterized in that: lubricating grease is filled between the rotary ring (11) and the bottom of the rotary groove (12).