CN210215269U

CN210215269U - Chilling ring structure

Info

Publication number: CN210215269U
Application number: CN201920874115.1U
Authority: CN
Inventors: Baofang Guo; 郭保方; Limin Zhen; 甄立民; Peifeng Wang; 王培锋; Yuanling Sun; 孙远岭
Original assignee: Luxi Chemical Group Co Ltd
Current assignee: Luxi Chemical Group Co Ltd
Priority date: 2019-06-10
Filing date: 2019-06-10
Publication date: 2020-03-31
Anticipated expiration: 2029-06-10

Abstract

The utility model relates to a chilling ring structure, including a section of thick bamboo wall, the section of thick bamboo wall is provided with annular cavity structure, annular cavity structure is connected with chilling water import pipe through first inlet tube, annular cavity structure top is provided with a plurality of annular clamp cover casings that set up along section of thick bamboo wall inner tube face circumferencial direction, vacuole formation between the inner tube face of clamp cover casing and section of thick bamboo wall, the annular tube inner space intercommunication that the cavity set up through second inlet tube and chilling water import pipe top, clamp cover casing is provided with a plurality of orifices for spout chilling water, the utility model discloses a chilling ring structure can effectively avoid the section of thick bamboo wall ablation of second inlet tube and section of thick bamboo wall hookup location department to leak, has guaranteed the safety and stability of production.

Description

Chilling ring structure

Technical Field

The utility model relates to a chilling ring structure.

Background

The chilling ring is one of the core components of the gasification furnace, and the long-term stable operation of the gasification furnace is directly influenced by the operating condition of the chilling ring. High-temperature ash and crude synthesis gas generated in the gasification reaction of the gasification furnace sequentially pass through the chilling ring, the descending pipe and the ascending pipe. The chilled water is chilled and cooled, and the primary bathing of the chilling chamber is carried out, and then the water is sent to a rear system. The main function of the chilling ring is to ensure the internal parts of the chilling chamber to be intact by cooling the high-temperature gas by the chilling water of the chilling ring.

The water distribution of the existing chilling ring is divided into two paths, wherein one path flows out through a plurality of layers of water spraying holes at the upper part; one path of the cooling water flows out in a downward swirling manner through a semicircular buffer chamber of the chilling ring; the inventor finds that the chilling ring is easy to burn out at the position of the water spray hole at the upper part of the chilling ring when the gasifier is overhauled, so that the chilling ring is ablated and leaked.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the defects of the prior art, providing a chilling ring structure, effectively reducing the burning-out condition of the upper water spray hole position of the chilling ring, and improving the safety and stability and the production benefit of production.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a chilling ring structure, includes the section of thick bamboo wall, the section of thick bamboo wall is provided with annular cavity structure, annular cavity structure is connected with chilling water import pipe through first inlet tube, annular cavity structure top is provided with a plurality of jacket casings that set up along section of thick bamboo wall inner tube surface circumferencial direction, form the cavity between the inner tube surface of jacket casing and section of thick bamboo wall, the cavity passes through the annular tube inner space intercommunication that second inlet tube and chilling water import pipe top set up, jacket casing is provided with a plurality of orifice for with chilling water blowout.

Furthermore, a plurality of jacket shells are arranged in parallel up and down, and the section of each jacket shell is semicircular.

Furthermore, the spray holes are uniformly distributed along the circumference of the jacket shell.

Furthermore, the axes of the spray holes and the axes of the cylinder wall form an acute angle.

Furthermore, the second inlet tube and the first inlet tube are both provided with a flowmeter for detecting the flow of the internal chilling water.

Furthermore, annular cavity structure includes outer ring pipe and sets up the inner ring pipe in outer ring pipe inside, and outer ring pipe and inner ring pipe form annular cavity, cavity and first inlet tube intercommunication, annular cavity structure divide into first wall portion and second wall portion with the section of thick bamboo wall, and first wall portion and outer ring pipe top fixed connection, second wall portion stretch into the outer ring pipe inside through the opening that outer ring pipe bottom set up to with inner ring pipe fixed connection, an outer ring pipe open-ended side opening terminal surface and second wall portion lateral surface fixed connection.

Furthermore, a guide cylinder is fixed on the end face of the other side opening of the outer ring pipe, and a gap through which the chilling water flows is formed between the guide cylinder and the inner side cylinder face of the second cylinder wall part.

Furthermore, a spiral distribution sheet is arranged in a gap between the guide cylinder and the second cylinder wall part.

Further, the outer ring pipe and the inner ring pipe are coaxially arranged.

Furthermore, the axis of the chilling water inlet pipe is parallel to the axis of the cylinder wall, and the axis of the second water inlet pipe and the axis of the chilling water inlet pipe are arranged in an acute angle.

The utility model has the advantages that:

1. the utility model discloses a chilling ring structure through setting up the clamp cover casing, and chilling water can be through pressing from both sides clamp cover casing evenly distributed to by the orifice blowout, form the chilling water film, when to the synthetic gas washing cooling, play the guard action to the section of thick bamboo wall of second inlet tube and section of thick bamboo wall hookup location department, avoided ablating the risk of leaking, improved production safety and stability nature and productivity effect.

2. The utility model discloses a chilling ring structure has a plurality of orifices along its axis evenly distributed on pressing from both sides the cover casing, and the orifice part blocks up the back, does not influence the intercommunication that presss from both sides the inside cavity of cover casing, and the chilling water still can play the guard action.

3. The utility model discloses a quench ring structure, the flowmeter is installed to first inlet tube and second inlet tube, can effectively judge whether section of thick bamboo wall leaks.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.

Fig. 1 is a schematic view of the overall structure of embodiment 1 of the present invention;

the device comprises a shell, a cooling water inlet pipe, a guide cylinder, a jacket shell, a second water inlet pipe, spray holes and an annular pipe, wherein the cooling water inlet pipe comprises a cylinder wall 1, a first cylinder wall part 1-1, a second cylinder wall part 1-2, a chilling water inlet pipe 2, an outer annular pipe 3, an inner annular pipe 4, a guide cylinder 5, a jacket shell 6, a second water inlet pipe 7, the spray holes 8 and an annular pipe 9.

Detailed Description

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

For convenience of description, the words "upper" and "lower" in the present invention shall only be used to indicate correspondence with the upper and lower directions of the drawings themselves, and shall not limit the structure, but merely to facilitate the description of the present invention and simplify the description, and shall not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and shall not be construed as limiting the present invention.

As described in the background of the invention, the present application provides a quench ring structure that is susceptible to erosion leakage at the water jet locations at the upper portion of the existing quench ring.

In example 1, which is an exemplary embodiment of the present application, as shown in fig. 1, a quench ring structure includes an annular cylinder wall 1, a plurality of quench water inlet pipes 2 are disposed outside the cylinder wall and parallel to the cylinder wall, and an annular pipe 9 is connected to tops of the plurality of quench water inlet pipes, and is communicated with an inner space of the quench water inlet pipes.

The cylinder wall is provided with an annular cavity structure, the annular cavity structure divides the cylinder wall into a first cylinder wall part 1-1 at the upper part and a second cylinder wall part 1-2 at the lower part, the annular cavity structure comprises an outer ring pipe 3 and an inner ring pipe 4 which are coaxially arranged, the outer ring pipe and the inner ring pipe form an annular chamber, the top of the outer ring pipe is fixedly connected with the bottom surface of the first cylinder wall part, the bottom of the outer ring pipe is provided with an opening, the top of the second cylinder wall part extends into the outer ring pipe through the opening and is fixedly connected with the bottom surface of the inner ring pipe, one side opening end surface of the opening is fixedly connected with the outer side cylinder surface of the second cylinder wall part, a guide cylinder 5 is fixed at the other side end surface of the opening, a gap is arranged between the guide cylinder and the inner side cylinder surface of the second cylinder wall part, a plurality of spiral distribution sheets are uniformly arranged in the gap between the guide, chilling water in the chilling water inlet pipe can enter the annular chamber through the first water inlet pipe and flow out from a gap between the guide cylinder and the wall part of the second cylinder, and the chilling water rotates along the cylinder wall to form a water curtain under the action of the spiral distribution pieces to protect the cylinder wall.

Two jacket shells 6 which are arranged in parallel up and down are arranged above the annular cavity structure, the jacket shells are fixed on the inner side cylindrical surface of the first cylindrical wall part, the jacket shells are of an annular structure and are arranged along the circumferential direction of the inner side cylindrical surface of the first cylindrical wall part, the cross sections of the jacket shells are semicircular, the jacket shells and the inner side cylindrical surface of the first cylindrical wall part form a cavity, the first cylindrical wall part at the position of the cavity is communicated with a second water inlet pipe 7 through an oval water spray hole, the second water inlet pipe is connected with an annular pipe arranged at the top of a chilling water inlet pipe, the axis of the second water inlet pipe and the axis of the chilling water inlet pipe are arranged in an acute angle, chilling water in the annular pipe can flow into the cavity through the second water inlet pipe and the water spray hole, a plurality of spray holes 8 are arranged on the wall of the jacket shell, and the spray holes are uniformly distributed along the circumference of the, the axes of the spray holes and the axis of the cylinder wall are arranged in an acute angle, the inclined direction of the axes of the spray holes is downward, and the chilling water in the cavity can be sprayed out through the spray holes to form a chilling water film so as to spray and cool the high-temperature medium flowing into the cylinder wall from the upper part of the cylinder wall.

In this embodiment, the jacket shell is disposed at the water spray hole of the first cylindrical wall, when the chilling water enters the cavity between the jacket shell and the first cylindrical wall, the chilling water can be uniformly distributed in the cavity, and when the chilling water is sprayed out through the spray holes, a chilling water film is formed, so that the cylindrical wall is protected while the high-temperature medium is washed and cooled.

The jacket shell is provided with a plurality of spray holes, when part of the spray holes are blocked, the chilling water can still be distributed in the cavity, and the jacket shell still plays a role in protection, so that the ablation and leakage of the cylinder wall are avoided.

In this embodiment, all install the flowmeter on first inlet tube and second inlet tube, can utilize the flowmeter to detect the interior sharp cold water's of first inlet tube and second inlet tube flow, judge whether the section of thick bamboo wall leaks.

By adopting the chilling ring structure of the embodiment, the burning-through and burning-out conditions of the cylinder wall can be effectively avoided, the occurrence of serious ablation accidents of the outer wall of the gasification furnace is reduced, and the safety stability and the production benefit of production are improved.

Although the present invention has been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and those skilled in the art should understand that various modifications or variations that can be made by those skilled in the art without inventive work are still within the scope of the present invention.

Claims

1. The utility model provides a chilling ring structure, includes the section of thick bamboo wall, the section of thick bamboo wall is provided with annular cavity structure, annular cavity structure is connected with chilling water import pipe through first inlet tube, its characterized in that, annular cavity structure top is provided with a plurality of jacket casings that set up along section of thick bamboo wall inner tube face circumferencial direction, vacuole formation between the inner tube face of jacket casing and section of thick bamboo wall, the cavity passes through the annular tube inner space intercommunication that second inlet tube and chilling water import pipe top set up, jacket casing is provided with a plurality of orifices for will chill water blowout.

2. A quench ring structure in accordance with claim 1 wherein a plurality of said jacket shells are arranged in parallel up and down, said jacket shells having a semicircular cross-section.

3. A quench ring structure in accordance with claim 1 wherein said orifices are uniformly distributed along the circumference of the jacket shell.

4. A quench ring structure in accordance with claim 1 wherein the orifice axes are disposed at an acute angle to the barrel wall axis.

5. A quench ring structure in accordance with claim 1, wherein said second inlet conduit and said first inlet conduit are each provided with a flow meter for detecting the flow of internal quench water.

6. A quench ring structure in accordance with claim 1, wherein said annular cavity structure comprises an outer ring tube and an inner ring tube disposed inside the outer ring tube, the outer ring tube and the inner ring tube form an annular chamber, said annular chamber is connected to the first water inlet tube, the annular cavity structure divides the cylinder wall into a first cylinder wall portion and a second cylinder wall portion, the first cylinder wall portion is fixedly connected to the top surface of the outer ring tube, the second cylinder wall portion extends into the outer ring tube through an opening disposed at the bottom of the outer ring tube and is fixedly connected to the inner ring tube, and an open end surface of the opening of the outer ring tube is fixedly connected to the outer side surface of the second cylinder wall portion.

7. A quench ring structure as recited in claim 6, wherein a guide shell is fixed to the other side opening end surface of said opening of said outer ring tube, and a gap through which quench water flows is provided between said guide shell and the inner side wall surface of said second tube wall portion.

8. A quench ring structure in accordance with claim 6 wherein said outer annular tube is disposed coaxially with said inner annular tube.

9. A quench ring structure in accordance with claim 1 wherein said quench water inlet tube axis is disposed parallel to said barrel wall axis and said second water inlet tube axis is disposed at an acute angle to said quench water inlet tube axis.