CN216273970U - Be provided with two whirl structures and have clean function's chilling ring - Google Patents
Be provided with two whirl structures and have clean function's chilling ring Download PDFInfo
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- CN216273970U CN216273970U CN202122887999.4U CN202122887999U CN216273970U CN 216273970 U CN216273970 U CN 216273970U CN 202122887999 U CN202122887999 U CN 202122887999U CN 216273970 U CN216273970 U CN 216273970U
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Abstract
The utility model discloses a chilling ring with a double-cyclone structure and a cleaning function, which comprises a descending cylinder, wherein a chilling water chamber is arranged on the outer surface of the descending cylinder; a plurality of water chamber water inlet pipes are tangentially arranged on the surface of the chilling water chamber; the chilling water chamber comprises a water chamber bottom plate, a water chamber top plate and a water chamber outer cylinder connected with the water chamber bottom plate and the water chamber top plate; the inner surface of the descending cylinder is provided with a semi-ring water chamber in a surrounding manner; the semi-ring water chamber comprises an inner ring wall and an outer ring wall; a plurality of supporting pieces are uniformly distributed on the inner surface of the descending cylinder; the upper end of the descending cylinder is uniformly provided with a plurality of inclined water inlet grooves; the chilling water chamber is communicated with the semi-ring water chamber through an inclined water inlet groove. The utility model has reasonable structural design, high material utilization rate, low manufacturing cost and convenient installation, and ensures that the water flow entering the chilling water chamber forms rotational flow by arranging the water chamber water inlet pipe on the outer surface of the chilling water chamber in a tangential way, thereby continuously washing and cleaning the chilling water chamber.
Description
Technical Field
The utility model relates to the technical field of safety parts of gasification furnaces, in particular to a chilling ring which is provided with a double-cyclone structure and has a cleaning function.
Background
The coal cleaning and high-efficiency utilization is the guarantee of sustainable development of energy economy in China, the coal gasification technology is an important component part for the coal cleaning and high-efficiency utilization, and the entrained flow bed gasification technology is one of key technologies for the coal gasification.
The coal gasification process is a complex multi-phase physicochemical process which takes coal or coal coke as a raw material and oxygen, water vapor and the like as gasification agents under the condition of oxygen deficiency and converts combustible parts in solid coal or coal coke into gas fuel through chemical reaction under certain temperature and pressure. Wherein, the gasification furnace is the core equipment for providing a suitable place for the reaction.
The chilling chamber is an important component for ensuring the safe and efficient operation of the gasification furnace and consists of a chilling ring and a down pipe, wherein the chilling ring is positioned above the down pipe. The main function is to make the pressurized chilling water directly contact with the high-temperature synthesis gas and liquid slag generated after the combustion of the reaction chamber for heat exchange and form a protective water film on the descending pipe, cool the crude gas to a temperature close to saturation, cool the slag to glassy slag particles, and ensure that the pressure-bearing part of the gasification furnace is free from chemical and thermodynamic impact.
The existing chilling ring mainly comprises a chilling water chamber and a semicircular ring pipe, wherein the chilling water chamber is formed by processing an integral annular forging piece with a square cross section, the material utilization rate is low, chilling water enters the water chamber from a water inlet pipe of the water chamber to be vertical to a bottom plate, the chilling water is circulating and filtered grey water, the ash water contains a large amount of ash, and the grey water is easy to scale and block when flowing through a water inlet hole, so that uneven water distribution is caused, a water film in a descending cylinder is deflected, and the safe operation of the chilling assembly is further influenced.
SUMMERY OF THE UTILITY MODEL
In view of the above problems, the present invention provides a quench ring with a cleaning function provided with a double swirl structure.
A chilling ring provided with a double-cyclone structure and having a cleaning function comprises a descending cylinder, wherein a chilling water chamber is arranged on the outer surface of the descending cylinder; a plurality of water chamber water inlet pipes are tangentially arranged on the surface of the chilling water chamber;
the chilling water chamber comprises a water chamber bottom plate, a water chamber top plate and a water chamber outer cylinder connected with the water chamber bottom plate and the water chamber top plate, and a cavity defined by the water chamber bottom plate, the water chamber top plate and the water chamber outer cylinder is annularly arranged on the outer surface of the descending cylinder;
the inner surface of the descending cylinder is provided with a semi-ring water chamber in a surrounding manner; the semi-ring water chamber comprises an inner ring wall and an outer ring wall; a plurality of supporting pieces are uniformly distributed on the inner surface of the descending cylinder;
the upper end of the descending cylinder is uniformly provided with a plurality of inclined water inlet grooves; and the chilling water chamber is communicated with the semi-ring water chamber through an inclined water inlet groove.
As an improvement of the technical scheme, 4 water inlet pipes of the water chamber are arranged, the tangential angle of each water inlet pipe of the water chamber is alpha, and the value range of alpha is 0 degrees to less than or equal to 90 degrees; the pipeline axis of the water inlet pipe of the water chamber is vertical to the pipeline axis of the descending cylinder.
As an improvement of the technical scheme, the cross section structure of the chilling water chamber is square; the upper surface of hydroecium roof is provided with a plurality of mounting hole.
As an improvement of the technical proposal, the inner ring wall is fixedly connected with the inner surface of the descending cylinder, the upper end of the outer ring wall is fixedly connected with the top plate of the water chamber, and the lower end of the outer ring wall is connected with the descending cylinder through a supporting piece.
As the improvement of the technical scheme, the number of the supporting pieces is 6, and the length of each supporting piece is 10 mm.
As the improvement of the technical scheme, the number of the supporting pieces is 8, and the length of each supporting piece is 10 mm.
As an improvement of the technical scheme, an angle formed by the central axis of the inclined water inlet groove and the center line of the section of the descending cylinder is beta, and the value range of the beta is 0 degrees < beta <90 degrees.
As an improvement of the technical scheme, the inclined water inlet groove is formed between the inner ring wall and the top plate of the water chamber.
As an improvement of the technical scheme, water flows tangentially enter the chilling water chamber through the water chamber water inlet pipe which is tangentially arranged, the tangentially entering water flows form primary rotational flow in the chilling water chamber, then the water flows enter the semi-ring water chamber through the inclined water inlet groove to form secondary rotational flow, finally the water flows out through a gap between the lower end of the outer ring wall and the inner surface of the descending cylinder, and a uniform water film is formed on the inner surface of the descending cylinder.
Compared with the prior art, the technical scheme has the characteristics of reasonable structural design, high material utilization rate, low manufacturing cost, convenient installation and the like, and the water inlet pipe of the water chamber is tangentially arranged on the outer surface of the chilling water chamber, so that water flow entering the chilling water chamber forms rotational flow, and the chilling water chamber is continuously washed and cleaned; through the inclined water inlet groove with a certain angle, the rotational flow in the chilling water chamber forms a secondary rotational flow when entering the semi-ring water chamber through the inclined water inlet groove, the semi-ring water chamber is continuously washed while the inclined water inlet groove is cleaned, and a water flow flowing out of the semi-ring water chamber also forms a section of rotational flow water film on the inner surface of the descending cylinder, so that the heat exchange efficiency of the chilling water, high-temperature synthesis gas and liquid slag is improved, and the problem that the existing descending cylinder is easy to hang slag to cause local thermal deformation and even cracks is solved.
Drawings
The utility model will be further described with reference to the accompanying drawings and specific embodiments,
FIG. 1 is a schematic top view of the present invention;
FIG. 2 is a schematic cross-sectional view taken along the line A-A of the top view;
wherein: 1. a descent drum; 2. a chilling water chamber; 201. a water chamber bottom plate; 202. a water chamber top plate; 203. a water chamber outer cylinder; 3. a water inlet pipe of the water chamber; 4. a semi-ring water chamber; 401. an inner annular wall; 402. an outer annular wall; 5. a support member; 6. an oblique water inlet groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "above", "below", "front", "rear", "left", "right", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," "fixed," "connected," and the like are to be construed broadly and can, for example, be fixedly connected or detachably connected; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
As shown in figures 1 and 2, the chilling ring with the double-cyclone structure and the cleaning function comprises a descending cylinder 1, wherein a chilling water chamber 2 is arranged on the outer surface of the descending cylinder 1; the chilling water chamber 2 comprises a water chamber bottom plate 201, a water chamber top plate 202 and a water chamber outer cylinder 203 connected with the water chamber bottom plate 201 and the water chamber top plate 202, and a cavity defined by the water chamber bottom plate 201, the water chamber top plate 202 and the water chamber outer cylinder 203 is arranged on the outer surface of the descending cylinder 1 in a surrounding mode; in the embodiment of the utility model, the cross section of the chilling water chamber 2 is square; the upper surface of the water chamber top plate 202 is provided with a plurality of mounting holes;
a plurality of water chamber water inlet pipes 3 are tangentially arranged on the surface of the chilling water chamber 2; in the embodiment of the utility model, 4 water inlet pipes 3 of the water chamber are arranged, the tangential angle of the water inlet pipe 3 of the water chamber is alpha, and the value range of alpha is 0 degrees < alpha is less than or equal to 90 degrees; the pipeline axis of the water chamber water inlet pipe 3 is vertical to the cylinder axis of the descending cylinder 1;
the inner surface of the descending cylinder 1 is provided with a semi-ring water chamber 4 in a surrounding manner; the half-ring water chamber 4 comprises an inner ring wall 401 and an outer ring wall 402; in the embodiment of the utility model, the inner ring wall 401 is fixedly connected with the inner surface of the descending cylinder 1, and the upper end of the outer ring wall 402 is fixedly connected with the water chamber top plate 202; the inner surface of the descending cylinder 1 is uniformly provided with a plurality of supporting pieces 5, in the embodiment of the utility model, the lower end of the outer ring wall 402 is connected with the descending cylinder 1 through the supporting pieces 5, namely, a gap is reserved between the lower end of the outer ring wall 402 and the inner surface of the descending cylinder 1, the gap can lead the water flow in the semi-ring water chamber 4 into the descending cylinder 1, and a uniform water film is formed on the surface of the descending cylinder 1;
in the embodiment of the utility model, the number of the supporting members 5 is 6-8, the length of each supporting member 5 is 10mm, and the supporting members 5 are transversely arranged on the inner surface of the descending cylinder 1, i.e. the axis of each supporting member 5 is parallel to the annular axis of the semi-ring water chamber 4;
the upper end of the descending cylinder 1 is uniformly provided with a plurality of inclined water inlet grooves 6; in the embodiment of the utility model, the angle formed by the central axis of the inclined water inlet groove 6 and the center line of the section of the descending cylinder 1 is beta, and the value range of the beta is 0 degrees < beta <90 degrees; the inclined water inlet grooves 6 are arranged between the inner ring wall 401 and the water chamber top plate 202, and the planes of the inclined water inlet grooves 6 are parallel to the plane of the cross section of the descending cylinder 1;
the chilling water chamber 2 is communicated with the semi-ring water chamber 4 through an inclined water inlet groove 6.
The working principle of the utility model is as follows:
rivers enter into to chilling hydroecium 2 tangential through the hydroecium inlet tube 3 that the tangential set up, the rivers that the tangential got into form a whirl in chilling hydroecium 2, incessant washing, when clean chilling hydroecium 2, rivers pass through slant inlet channel 6 and get into semi-ring hydroecium 4, form the secondary whirl, the secondary whirl has incessant washing, the effect of clean slant inlet channel 6 and semi-ring hydroecium 4, rivers flow through the lower extreme of the outer rampart 402 of semi-ring hydroecium 4 and the internal surface of descending section of thick bamboo 1 has the gap outflow, when just flowing out semi-ring hydroecium 4, rivers form one section whirl water film at the internal surface of descending section of thick bamboo 1, form even water film at last at the whole internal surface of descending section of thick bamboo 1.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.
Claims (8)
1. The utility model provides a be provided with two whirl structures and have clean function's chilling ring which characterized in that: the device comprises a descending cylinder, wherein a chilling water chamber is arranged on the outer surface of the descending cylinder; a plurality of water chamber water inlet pipes are tangentially arranged on the surface of the chilling water chamber;
the chilling water chamber comprises a water chamber bottom plate, a water chamber top plate and a water chamber outer cylinder connected with the water chamber bottom plate and the water chamber top plate, and a cavity defined by the water chamber bottom plate, the water chamber top plate and the water chamber outer cylinder is annularly arranged on the outer surface of the descending cylinder;
the inner surface of the descending cylinder is provided with a semi-ring water chamber in a surrounding manner; the semi-ring water chamber comprises an inner ring wall and an outer ring wall; a plurality of supporting pieces are uniformly distributed on the inner surface of the descending cylinder;
the upper end of the descending cylinder is uniformly provided with a plurality of inclined water inlet grooves; and the chilling water chamber is communicated with the semi-ring water chamber through an inclined water inlet groove.
2. A quench ring provided with a double swirl flow structure and having a cleaning function according to claim 1, wherein: the number of the water inlet pipes of the water chamber is 4, the tangential angle of the water inlet pipe of the water chamber is alpha, and the value range of alpha is 0 degrees to less than or equal to 90 degrees; the pipeline axis of the water inlet pipe of the water chamber is vertical to the pipeline axis of the descending cylinder.
3. A quench ring provided with a double swirl flow structure and having a cleaning function according to claim 1, wherein: the cross section of the chilling water chamber is square; the upper surface of hydroecium roof is provided with a plurality of mounting hole.
4. A quench ring provided with a double swirl flow structure and having a cleaning function according to claim 1, wherein: the inner ring wall is fixedly connected to the inner surface of the descending cylinder, the upper end of the outer ring wall is fixedly connected with the top plate of the water chamber, and the lower end of the outer ring wall is connected with the descending cylinder through a supporting piece.
5. A quench ring provided with a double swirl flow structure and having a cleaning function according to claim 1, wherein: the number of the supporting pieces is 6, and the length of each supporting piece is 10 mm.
6. A quench ring provided with a double swirl flow structure and having a cleaning function according to claim 1, wherein: the quantity of support piece is provided with 8, and the length of every support piece is 10 mm.
7. A quench ring provided with a double swirl flow structure and having a cleaning function according to claim 1, wherein: the angle formed by the central axis of the oblique water inlet groove and the center line of the section of the descending cylinder is beta, and the value range of the beta is 0 degrees < beta <90 degrees.
8. A quench ring provided with a double swirl flow structure and having a cleaning function according to claim 1, wherein: the inclined water inlet groove is formed between the inner ring wall and the water chamber top plate.
Priority Applications (1)
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CN202122887999.4U CN216273970U (en) | 2021-11-19 | 2021-11-19 | Be provided with two whirl structures and have clean function's chilling ring |
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CN202122887999.4U CN216273970U (en) | 2021-11-19 | 2021-11-19 | Be provided with two whirl structures and have clean function's chilling ring |
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CN216273970U true CN216273970U (en) | 2022-04-12 |
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CN202122887999.4U Active CN216273970U (en) | 2021-11-19 | 2021-11-19 | Be provided with two whirl structures and have clean function's chilling ring |
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2021
- 2021-11-19 CN CN202122887999.4U patent/CN216273970U/en active Active
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