CN216172354U

CN216172354U - Wear-resisting reation kettle suitable for mud etc. contain solid thick liquids

Info

Publication number: CN216172354U
Application number: CN202122838901.6U
Authority: CN
Inventors: 姚荣荣; 刘宗辉
Original assignee: Kenici Environmental Protection Science & Technology Dalian Co ltd
Current assignee: Kenici Environmental Protection Science & Technology Dalian Co ltd
Priority date: 2021-11-19
Filing date: 2021-11-19
Publication date: 2022-04-05
Anticipated expiration: 2031-11-19

Abstract

The utility model relates to a reaction kettle, in particular to a wear-resistant reaction kettle suitable for solid-containing slurry such as sludge and the like, and belongs to the field of chemical equipment. A wear-resistant reaction kettle suitable for solid slurry such as sludge comprises an upper end enclosure, an upper feed inlet, a barrel, an anchor type blade, a lower feed inlet, supporting legs, a lower end enclosure, a drain outlet, a bottom anti-swing device, a lower discharge outlet, a manhole, an inclined blade, an upper discharge outlet, a straight blade, a stirring shaft, a rack and a motor reducer. Through adjusting ejection of compact mode, optimize stirring rake structure and position, multiple technological measures such as wear strip of cauldron bottom build-up welding improve the wearability of low head to alleviate reation kettle low head inner wall wearing and tearing, extension reation kettle life.

Description

Wear-resisting reation kettle suitable for mud etc. contain solid thick liquids

Technical Field

The utility model relates to a reaction kettle, in particular to a wear-resistant reaction kettle suitable for solid-containing slurry such as sludge and the like, and belongs to the field of chemical equipment.

Background

The reaction kettle is a stainless steel container with physical or chemical reaction, the structural design and parameter configuration of the container are carried out according to different process condition requirements, and the design conditions, the process, the inspection, the manufacture and the acceptance are required according to related technical standards so as to realize the heating, the evaporation, the cooling and the low-speed and high-speed mixing reaction functions required by the process.

The pyrohydrolysis reaction process of mud needs go on in reation kettle, because remaining solid particulate matters such as fine sand grain in the mud, the reaction process large granule subsides to gather at the bottom of reation kettle, rotates along with the mud flow direction under the (mixing) shaft effect, causes wearing and tearing to the cauldron bottom, influences reation kettle life, maintains, changes reation kettle simultaneously, needs the interior material of clear cauldron, influences normal production.

Disclosure of Invention

Aiming at the problems, the utility model provides a wear-resistant reaction kettle suitable for solid-containing slurry such as sludge, and the like, which reduces the wear of large particles in the sludge on the kettle bottom and prolongs the service life of the reaction kettle by adjusting a discharging mode, optimizing the structure and the position of a stirring paddle, surfacing wear-resistant strips on the kettle bottom and other technical measures.

The technical scheme adopted by the utility model for solving the technical problems is as follows:

a wear-resistant reaction kettle suitable for solid slurry such as sludge comprises an upper end enclosure, an upper feed inlet, a barrel, an anchor type blade, a lower feed inlet, supporting legs, a lower end enclosure, a drain outlet, a bottom anti-swing device, a lower discharge outlet, a manhole, an inclined blade, an upper discharge outlet, a straight blade, a stirring shaft, a rack and a motor reducer.

The upper seal head and the cylinder body are welded together, the cylinder body and the lower seal head are welded together, the supporting legs are welded on the lower seal head, the rack is connected with the upper seal head, the motor reducer is connected with the rack and the upper end of the stirring shaft, the lower end of the stirring shaft is connected with the bottom anti-swing, and the anchor type paddle, the inclined paddle and the straight paddle are connected onto the stirring shaft.

The upper part of the cylinder body is provided with an upper feeding port and an upper discharging port, and the lower part of the cylinder body is provided with a manhole.

The lower head is provided with a lower feed inlet, a lower discharge outlet and a drain outlet, the lower feed inlet and the lower discharge outlet are positioned on the side surface of the lower head, the two outlets are oppositely arranged, and the drain outlet is positioned at the bottom of the lower head.

Wear-resistant strips are welded inside the lower seal head in a surfacing mode, the wear-resistant strips are radially and uniformly distributed by avoiding the opening on the lower seal head and taking the center of the lower seal head as the center of a circle, and the included angle between every two adjacent wear-resistant strips is 15-20 degrees.

The straight blade is positioned at the upper part of the stirring shaft, and the highest point of the straight blade is lower than the lower edge of the upper feed inlet.

The inclined blades are positioned in the middle of the stirring shaft.

The anchor type paddle is located at the bottom of the stirring shaft, and the lowest point of the anchor type paddle is 200-fold-away 300mm from the inner wall of the lower seal head.

The utility model has the following effective effects: by adopting the utility model, in the normal reaction process, sludge enters the reaction kettle from the lower feed inlet and is discharged from the upper discharge outlet, and the sludge discharge outlet is switched at certain intervals, so that the sludge and particles deposited at the bottom are discharged from the lower discharge outlet, excessive accumulation of large particles in the long-term operation process is avoided, a reasonable gap is ensured while an effective stirring effect is achieved by adjusting the distance between the anchor type paddle and the lower seal head, the blockage of the large particles is avoided, the wear resistance of the lower seal head is improved by surfacing the wear-resistant strips in the lower seal head, the wear of the inner wall of the lower seal head of the reaction kettle is reduced, and the service life of the reaction kettle is prolonged.

Drawings

FIG. 1 is a schematic view of an abrasion-resistant reaction vessel suitable for solid-containing slurry such as sludge.

FIG. 2 is a top view of a lower head of a wear-resistant reaction kettle suitable for solid-containing slurry such as sludge.

In figure 1, an upper seal head, 2, an upper feed inlet, 3, a cylinder body, 4, an anchor type blade, 5, a lower feed inlet, 6, a supporting leg, 7, a lower seal head, 8, a sewage discharge outlet, 9, bottom anti-swing, 10, a lower discharge outlet, 11, a manhole, 12, an inclined paddle blade, 13, an upper discharge outlet, 14, a straight blade, 15, a stirring shaft, 16, a rack, 17 and a motor reducer.

In FIG. 2, 7-1, wear strips.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the utility model, and not restrictive of the full scope of the utility model. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.

A wear-resistant reaction kettle suitable for solid slurry such as sludge comprises an upper end enclosure 1, an upper feed inlet 2, a barrel 3, an anchor type blade 4, a lower feed inlet 5, a supporting leg 6, a lower end enclosure 7, a drain outlet 8, a bottom anti-swing 9, a lower discharge outlet 10, a manhole 11, an inclined paddle blade 12, an upper discharge outlet 13, a straight blade 14, a stirring shaft 15, a frame 16 and a motor speed reducer 17.

The upper seal head 1 and the cylinder body 3 are welded together, the cylinder body 3 and the lower seal head 7 are welded together, the supporting legs 6 are welded on the lower seal head 7, the rack 16 is connected with the upper seal head 1, the motor speed reducer 17 is connected with the rack 16 and the upper end of the stirring shaft 15, the lower end of the stirring shaft 15 is connected with the bottom anti-swing mechanism 9, and the anchor type blades 4, the inclined blades 12 and the straight blades 14 are connected on the stirring shaft 15.

An upper feeding port 2 and an upper discharging port 13 are arranged on the upper portion of the cylinder 3, and a manhole 11 is arranged on the lower portion of the cylinder.

The lower seal head 7 is provided with a lower feeding hole 5, a lower discharging hole 10 and a sewage draining exit 8, the lower feeding hole 5 and the lower discharging hole 10 are positioned on the side surface of the lower seal head 7, the two holes are oppositely arranged, and the sewage draining exit 8 is positioned at the bottom of the lower seal head 7.

The wear-resistant strips 7-1 are built up in the lower seal head 7, the wear-resistant strips 7-1 are radially and uniformly distributed by avoiding the opening on the lower seal head 7 and taking the center of the lower seal head 7 as the center of a circle, and the included angle between every two adjacent wear-resistant strips 7-1 is 15-20 degrees.

The straight paddle 14 is positioned at the upper part of the stirring shaft 15, and the highest point of the straight paddle 14 is lower than the lower edge of the upper feeding port 2.

The inclined blades 12 are positioned in the middle of the stirring shaft 15.

Anchor paddle 4 is located (mixing) shaft 15 bottoms, and 4 nadir of anchor paddle apart from 7 inner walls of low head 200-.

Normal operating condition, mud gets into in the cauldron by lower feed inlet 5, and the liquid level rises gradually and finally reaches appointed liquid level, and motor reducer 17 drives (mixing) shaft 15 and the epaxial straight paddle leaf 14 of (mixing) shaft 15, oblique paddle leaf 12 and anchor formula paddle 4 and rotates, makes the interior mud heat transfer of cauldron, the mass transfer more even, and the hydrolysis reaction is more abundant, and mud after the abundant reaction is discharged by upper discharge gate 13. After the reaction kettle continuously runs for a set time, the upper discharge port 13 is closed, the lower discharge port 10 is opened, and large particles settled and accumulated at the bottom of the reaction kettle are discharged from the lower discharge port 10. When the reaction kettle is stopped, sludge is discharged from the lower discharge port 10, and sludge which is not discharged and sewage which is cleaned in the kettle are discharged from the sewage discharge port 8. When the components in the reaction kettle need to be overhauled, maintained or replaced, the maintainers enter the kettle through the manhole 11.

Claims

1. The utility model provides a wear-resisting reation kettle suitable for mud etc. contain solid thick liquids comprises upper cover (1), upper feed inlet (2), barrel (3), anchor formula paddle (4), lower feed inlet (5), landing leg (6), low head (7), drain (8), end anti-swing (9), lower discharging port (10), manhole (11), oblique paddle leaf (12), upper discharge gate (13), straight paddle (14), (mixing) shaft (15), frame (16), motor reducer (17), its characterized in that: the upper seal head (1) and the cylinder body (3) are welded together, the cylinder body (3) and the lower seal head (7) are welded together, the support legs (6) are welded on the lower seal head (7), the frame (16) is connected with the upper seal head (1), the motor speed reducer (17) is connected with the frame (16) and the upper end of the stirring shaft (15), the lower end of the stirring shaft (15) is connected with the bottom anti-swing blade (9), and the anchor type blade (4), the inclined blade (12) and the straight blade (14) are connected onto the stirring shaft (15).

2. The wear-resistant reaction kettle suitable for solid-containing slurry such as sludge and the like according to claim 1 is characterized in that: barrel (3) upper portion sets up feed inlet (2) and upper discharge mouth (13), and the lower part sets up manhole (11).

3. The wear-resistant reaction kettle suitable for solid-containing slurry such as sludge and the like according to claim 1 is characterized in that: the lower end enclosure (7) is provided with a lower feeding hole (5), a lower discharging hole (10) and a sewage draining exit (8), the lower feeding hole (5) and the lower discharging hole (10) are located on the side face of the lower end enclosure (7), the two holes are arranged oppositely, and the sewage draining exit (8) is located at the bottom of the lower end enclosure (7).

4. The wear-resistant reaction kettle suitable for solid-containing slurry such as sludge and the like according to claim 1 is characterized in that: wear-resistant strips (7-1) are built up in the lower seal head (7), the wear-resistant strips (7-1) are radially and uniformly distributed by avoiding the opening on the lower seal head (7) and taking the center of the lower seal head (7) as the center of a circle, and the included angle between every two adjacent wear-resistant strips (7-1) is 15-20 degrees.

5. The wear-resistant reaction kettle suitable for solid-containing slurry such as sludge and the like according to claim 1 is characterized in that: the straight blade (14) is positioned at the upper part of the stirring shaft (15), and the highest point of the straight blade (14) is lower than the lower edge of the upper feeding port (2).

6. The wear-resistant reaction kettle suitable for solid-containing slurry such as sludge and the like according to claim 1 is characterized in that: the inclined blades (12) are positioned in the middle of the stirring shaft (15).

7. The wear-resistant reaction kettle suitable for solid-containing slurry such as sludge and the like according to claim 1 is characterized in that: the anchor type blade (4) is positioned at the bottom of the stirring shaft (15), and the distance between the lowest point of the anchor type blade (4) and the inner wall of the lower seal head (7) is 200-300 mm.