CN219217825U

CN219217825U - Jet type steam sludge mixer

Info

Publication number: CN219217825U
Application number: CN202320875589.4U
Authority: CN
Inventors: 李华; 徐德成
Original assignee: Beijing Dayuan Environmental Protection Technology Co ltd
Current assignee: Beijing Dayuan Environmental Protection Technology Co ltd
Priority date: 2023-04-19
Filing date: 2023-04-19
Publication date: 2023-06-20
Anticipated expiration: 2033-04-19

Abstract

The utility model relates to the technical field of sludge processing equipment, in particular to a jet type steam sludge mixer which comprises a main pipeline, wherein a spray pipe is arranged at the top of the main pipeline, flange connecting plates are arranged at two ends of the main pipeline, the bottom end of the spray pipe is of a bent structure, an opening is horizontally oriented, an upper convex plate is arranged at the position, close to the outlet of the spray pipe, above the inner part of the main pipeline, a lower convex plate is arranged at the lower part of the inner part of the main pipeline, an air inlet is formed in the top of the spray pipe, a narrow-collecting opening is arranged at the position, close to the port, of the bottom of the spray pipe, and the narrow-collecting opening is of an inward concave arc structure. In the jet steam sludge mixer, after the jet pipes arranged in the jet steam sludge mixer are discharged with the high-pressure thermal cracking reaction tank and the flash tank, the residual steam is connected with the pipeline, so that the external steam is mixed with sludge, the preheating effect is obvious, the two ends of the main pipeline are connected with the circulating pipeline of the preheating tank (slurrying tank), and the sludge is heated by the residual steam in the circulating process.

Description

Jet type steam sludge mixer

Technical Field

The utility model relates to the technical field of sludge processing equipment, in particular to a jet type steam sludge mixer.

Background

In the sludge drying process, the sludge is required to be heated and dried, and the sludge drying process is a treatment method for deep dehydration of the sludge by using an artificial heat source through industrial equipment, and although the direct result of sludge drying is the reduction of the water content of the sludge, compared with mechanical dehydration, the sludge drying process has quite different application purposes and effects, and at present, when the sludge is dried, stirring blades are mostly used for stirring the wet material at a high speed, so that the wet material is in good contact with hot air, and the moisture in the wet material is evaporated.

The patent with the publication number of CN111434631B discloses a surplus sludge drying processing treatment device, which comprises a base, both sides central point around the base top all welds the support frame, both sides the equal spiro union in support frame top has the bearing frame, both sides peg graft between the bearing frame has the pivot, pivot outer wall welding has the commentaries on classics roller, commentaries on classics roller outer wall top and bottom all weld the scraper blade, both sides support frame lateral wall all welds the fan-shaped baffle, both sides the welding has circular-arc heating board between the fan-shaped baffle arc limit, the recess has been seted up towards the one side of commentaries on classics roller to the circular-arc heating board, articulated movable baffle has between the recess inner chamber left and right sides wall, the heating chamber has been seted up to circular-arc heating board body, and this scheme effectively shortens the required time of sludge drying, can carry out continuity desiccation to mud simultaneously, improves desiccation efficiency greatly.

Although the technical scheme can effectively shorten the time required by sludge drying, simultaneously can continuously dry the sludge and greatly improve the drying efficiency, the heat in sludge processing cannot be effectively utilized, and after the high-pressure thermal cracking reaction tank and the flash tank are used for discharging, the heat of residual steam cannot be recycled for heating the sludge, so that the recycling of steam cannot be ensured.

Disclosure of Invention

The utility model aims to provide a jet type steam-sludge mixer, which solves the problems that after the high-pressure thermal cracking reaction tank and the flash tank are discharged, the heat of residual steam can not be recycled for sludge heating and the recycling of steam can not be ensured.

In order to achieve the above purpose, the utility model provides a jet type steam sludge mixer, which comprises a main pipeline, wherein a spray pipe is arranged at the top of the main pipeline, flange connecting plates are arranged at two ends of the main pipeline, the bottom end of the spray pipe is of a bent structure, an opening is horizontally oriented, an upper convex plate is arranged at the position, close to the outlet of the spray pipe, of the upper part of the inner part of the main pipeline, a lower convex plate is arranged at the position, close to the port, of the bottom of the spray pipe, and a narrowing opening is arranged at the top of the spray pipe and is of an inward concave arc structure.

Preferably, the outer side of the flange connecting plate is connected with an external pipeline through a connecting bolt.

Preferably, a cleaning valve is arranged at the top of the main pipeline.

Preferably, a plurality of partition plates are arranged in the main pipeline near one end, and the partition plates are arranged in parallel at equal intervals.

Preferably, the bottom port of the spray pipe is provided with meshes, and the holes on the meshes are uniformly arranged.

Preferably, the diameter of the spray pipe is sequentially reduced from top to bottom.

Preferably, the upper convex plate and the lower convex plate are in a trapezoid structure.

Compared with the prior art, the utility model has the beneficial effects that:

in the jet steam sludge mixer, after the jet pipes arranged in the jet steam sludge mixer are discharged with the high-pressure thermal cracking reaction tank and the flash tank, the residual steam is connected with the pipeline, so that the external steam is mixed with sludge, the preheating effect is obvious, the two ends of the main pipeline are connected with the circulating pipeline of the preheating tank (slurrying tank), and the sludge is heated by the residual steam in the circulating process.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the internal structure of the present utility model;

FIG. 3 is a schematic view of the structure of the nozzle according to the present utility model.

The meaning of each reference sign in the figure is:

1. a main pipe; 11. an upper convex plate; 12. a lower convex plate; 13. cleaning a valve; 2. a spray pipe; 21. an air inlet; 22. narrowing the mouth; 23. a mesh; 3. a flange connecting plate; 31. a connecting bolt; 4. a partition plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a jet type steam sludge mixer, which is shown in fig. 1-3, and comprises a main pipeline 1, wherein a spray pipe 2 is arranged at the top of the main pipeline 1, the top end of the spray pipe 2 is connected with a pipeline of external residual steam, flange connecting plates 3 are arranged at the two ends of the main pipeline 1, the connection with the outside is convenient, the bottom end of the spray pipe 2 is of a bent structure, an opening is horizontally oriented, steam is blown into the main pipeline 1, an upper convex plate 11 is arranged at the position, close to the outlet of the spray pipe 2, above the inner part of the main pipeline 1, a lower convex plate 12 is arranged at the position, close to the outlet, of the inner part of the main pipeline 1, the top of the spray pipe 2 is provided with an air inlet 21, a narrow-down opening 22 is arranged at the position, close to the port, of the bottom of the spray pipe 2 is of an inwards concave arc structure, so that the air flow speed in the spray pipe 2 is accelerated, and the air flow is ensured to be quickly introduced into the main pipeline 1.

In this embodiment, the outer side of the flange connection plate 3 is connected with an external pipe through a connection bolt 31, so that the connection with the external pipe is facilitated.

Specifically, the top of the main pipeline 1 is provided with a cleaning valve 13, so that cleaning work can be conveniently carried out at ordinary times.

Further, a plurality of division plates 4 are installed in the inside of the main pipeline 1 near one end, and the division plates 4 are arranged in parallel at equal intervals, so that the sludge is guaranteed to flow uniformly, and the sludge cannot be stacked together.

Further, the bottom port of the spray pipe 2 is provided with the mesh 23, and the holes on the mesh 23 are uniformly arranged, so that uniform discharge of air flow is ensured.

Further, the diameter of the nozzle 2 is sequentially reduced from top to bottom, so that the flow rate of steam flowing from top to bottom is increased.

Further, the upper and

lower convex plates

11 and 12 have a trapezoid structure for guiding the air flow and the sludge so that the sludge can be smoothly mixed with the steam, thereby heating the sludge.

When the jet steam and sludge mixer is used, the device is firstly installed, two ends of the main pipeline 1 are connected with the circulating pipeline of the preheating tank (slurrying tank) through the flange connecting plate 3, the spray pipe 2 is connected with the pipeline of the residual steam after being discharged from the high-pressure thermal cracking reaction tank and the flash tank, so that external steam enters the main pipeline 1 from the spray pipe 2 and is mixed with sludge in the main pipeline 1, the sludge is heated by the steam when passing through the main pipeline 1, thereby drying the sludge, circularly introducing the sludge into the main pipeline 1, and heating the sludge by using the residual steam in a backflow manner in the circulating process so as to ensure continuous drying.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. Jet steam sludge mixer, including trunk line (1), its characterized in that: the utility model discloses a pipeline, including main pipe (1), flange connection board (3) are installed at the top of main pipe (1), the bottom of spray tube (2) is curved structure, and the opening is the horizontal orientation, protruding board (11) are installed near the exit of spray tube (2) in the inside top of main pipe (1), protruding board (12) are installed to the inside below of main pipe (1), the top of spray tube (2) is provided with air inlet (21), the bottom of spray tube (2) is close to port department and is provided with and receive narrow mouth (22), narrow mouth (22) are inwards sunken arc structure.

2. The jet steam sludge mixer of claim 1, wherein: the outer side of the flange connecting plate (3) is connected with an external pipeline through a connecting bolt (31).

3. The jet steam sludge mixer of claim 1, wherein: the top of the main pipeline (1) is provided with a cleaning valve (13).

4. The jet steam sludge mixer of claim 1, wherein: a plurality of separation plates (4) are arranged in the main pipeline (1) near one end, and the separation plates (4) are arranged in parallel at equal intervals.

5. The jet steam sludge mixer of claim 1, wherein: the bottom port of the spray pipe (2) is provided with meshes (23), and the holes on the meshes (23) are uniformly arranged.

6. The jet steam sludge mixer of claim 1, wherein: the diameter of the spray pipe (2) is sequentially reduced from top to bottom.

7. The jet steam sludge mixer of claim 1, wherein: the upper convex plate (11) and the lower convex plate (12) are in a trapezoid structure.