CN220489469U

CN220489469U - Chilling device

Info

Publication number: CN220489469U
Application number: CN202322018759.XU
Authority: CN
Inventors: 马风福; 李天波; 董先营; 孔令法; 赵阳; 白海; 李晓东; 赵元琪; 何鹏; 张文飞
Original assignee: National Energy Group Ningxia Coal Industry Co Ltd
Current assignee: National Energy Group Ningxia Coal Industry Co Ltd
Priority date: 2023-07-28
Filing date: 2023-07-28
Publication date: 2024-02-13
Anticipated expiration: 2033-07-28

Abstract

The present utility model provides a quench apparatus comprising: the shell comprises a mounting port and a chilling chamber which are mutually communicated, the mounting port is arranged at the top of the chilling chamber, the mounting port is used for mounting the combustion device, and the bottom of the chilling chamber contains chilling water; the chilling cylinder is arranged in the shell and comprises a material inlet and a material outlet which are oppositely arranged along the axial direction, the material inlet is used for being communicated with a discharge hole of the combustion device, the material outlet stretches into chilling water, the top of the chilling cylinder is also provided with a chilling water inlet, and the chilling water inlet is communicated with the chilling cylinder; the bubble removing part is arranged at the bottom of the chilling chamber and comprises a floating rope, a floating ball and a bubble removing piece which are connected with each other, one end of the floating rope is connected with the side wall of the chilling cylinder, the other end of the floating rope is connected with the side wall of the shell, the floating ball floats on chilled water, and the bubble removing piece is used for crushing bubbles in the chilled water.

Description

Chilling device

Technical Field

The utility model relates to the technical field of chilling equipment, in particular to a chilling device.

Background

The high-pressure and descending chilling cooling and liquid film type water-cooled wall gasification process technology of the dry coal powder has the advantages of wide range of applicable coal types, low ash fluctuation requirement on coal and the like, and becomes the main development trend of the contemporary coal gasification technology. The coal powder enters a combustion chamber of the gasification furnace through a main burner by a coal powder conveying system, and complex reactions are carried out under the high-temperature and high-pressure conditions of the combustion chamber, so that high-temperature synthesis gas with main components of carbon monoxide, methane, hydrogen, carbon dioxide and the like is generated.

In order to cool the high-temperature synthesis gas generated by the reaction, a chilling device is arranged at the lower part of a combustion chamber of the gasification furnace, and a chilling component in the chilling device is an important component for cooling and dedusting the high-temperature synthesis gas and mainly comprises a chilling ring, a chilling cylinder, a bubble remover and the like. Wherein, the bottom of quench chamber is provided with water bath portion, and the top of quench chamber is provided with the synthetic gas export, and the synthetic gas export is used for communicating with synthetic gas washing system.

The high-temperature synthetic gas and molten cinder generated after multiple reactions in the combustion chamber flow down to the chilling cylinder, the synthetic gas, cinder and chilling water three-phase medium are mixed and flow down to the chilling chamber water bath after chilling and cooling, and the synthetic gas overflows the water surface after further cooling and dedusting in the chilling chamber water bath after gas, liquid and solid separation, and then rises to the synthetic gas outlet through the outer side of the chilling cylinder to enter the synthetic gas washing system. In the prior art, a fixed bubble removing device is generally adopted for bubble removing operation, however, when the fixed bubble removing device is used for bubble removing operation, the fixed bubble removing device is fixed relative to a chilling chamber, substances subjected to chilling and cooling contain coal cinder, and after the coal cinder contacts with the fixed bubble removing device, the fixed bubble removing device is easy to generate slag inclusion, so that the bubble removing effect is influenced.

Disclosure of Invention

The utility model provides a chilling device, which aims to solve the problem that a fixed bubble remover in the chilling device in the prior art is easy to cause slag inclusion to influence the bubble removing effect.

Further, the bubble removing parts are provided with a plurality of groups, and the bubble removing parts are arranged at intervals along the circumferential ring of the chilling cylinder.

Further, the bubble removing parts are provided with a plurality of groups, and the bubble removing parts are arranged at intervals along the axial direction of the chilling cylinder.

Further, the floating ball includes: the ball body is connected with the floating rope; the protruding portion is provided with a plurality of, and a plurality of protruding portions interval sets up on the surface of spheroid.

Further, the protruding portion is of a conical structure, and the diameter of the protruding portion gradually decreases towards the direction away from the ball body.

Further, the bubble removing member comprises a saw tooth sheet, and saw teeth are arranged on the saw tooth sheet.

Further, a saw-tooth structure is arranged on the end face of the bottom end of the chilling cylinder and is positioned in chilling water.

Further, the quench also includes: and the heat radiation structure is arranged on the side wall of the chilling cylinder and is used for radiating heat of the chilling cylinder.

Further, the radiating structure is a radiating fin, the extending direction of the radiating fin is the same as the axial direction of the chilling cylinder, the radiating fin is provided with a plurality of radiating fins, and the plurality of radiating fins are arranged on the outer side wall of the chilling cylinder at intervals along the circumferential direction of the chilling cylinder.

Further, the chilling section of thick bamboo includes first section and the second section that sets up in order along the axis direction, and the material import sets up at the top of first section, and the material export sets up the bottom at the second section, and the inside wall of second section still sets up the guiding gutter, and the guiding gutter sets up along the axis direction spiral of chilling section of thick bamboo.

By adopting the technical scheme, the bubble removing part floating on the chilled water is arranged, so that the bubble removing part is in a floating state, and the condition that slag is clamped in the bubble removing part is reduced. Specifically, in this scheme, remove bubble portion includes the rope that floats, the ball that floats and removes the bubble spare, and the both ends of rope that floats are connected with casing and chilling section of thick bamboo respectively, and the chilling device is at the in-process of operation, and the chilling water flows in the bottom of quench chamber, and under the effect of chilling water and ball that floats, the rope that floats rocks in the chilling water, and the rope that floats can break a part of bubble in the chilling water, removes the bubble spare and rocks along with the rope that floats simultaneously, breaks the bubble in the chilling water. In this scheme, float rope, float ball and remove bubble spare all shake along with the flow of quenching water to break the bubble in the quenching water, and because float rope, float ball and remove bubble spare and be in the state that rocks all the time, consequently, the cinder is difficult to be attached on float rope, float ball and remove bubble spare always. Compared with the traditional technical scheme, the bubble removing part is in a floating state, so that the adhesion of coal cinder is reduced, and the bubble removing effect is improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

FIG. 1 illustrates a schematic structural view of a quench provided by the present utility model.

Wherein the above figures include the following reference numerals:

10. a housing;

101. a mounting port; 102. a quench chamber; 103. a synthesis gas outlet;

20. a chilling cylinder;

201. a material inlet; 202. a material outlet; 203. a diversion trench;

30. a bubble removing part;

31. a floating rope; 32. a floating ball; 33. a bubble removing member;

40. and a heat radiating fin.

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. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses. 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.

As shown in FIG. 1, an embodiment of the present utility model provides a quench device that includes a housing 10, a quench drum 20, and a bubble removal portion 30. Wherein, casing 10 includes intercommunicating erection port 101 and quench chamber 102, and erection port 101 sets up at the top of quench chamber 102, and erection port 101 is used for installing burner, and quench water is held to the bottom of quench chamber 102, and the top of casing 10 still is provided with synthetic gas export 103, and synthetic gas export 103 communicates with quench chamber 102. The chilling cylinder 20 is arranged in the shell 10, the chilling cylinder 20 comprises a material inlet 201 and a material outlet 202 which are oppositely arranged along the axial direction, the material inlet 201 is used for being communicated with a discharge hole of the combustion device, the material outlet 202 stretches into chilling water, the top of the chilling cylinder 20 is also provided with a chilling water inlet, and the chilling water inlet is communicated with the chilling cylinder 20; the bubble removing part 30 is arranged at the bottom of the chilling chamber 102, the bubble removing part 30 comprises a floating rope 31, a floating ball 32 and a bubble removing piece 33 which are mutually connected, one end of the floating rope 31 is connected with the side wall of the chilling cylinder 20, the other end of the floating rope 31 is connected with the side wall of the shell 10, the floating ball 32 floats on chilled water, and the bubble removing piece 33 is used for breaking bubbles in the chilled water.

By adopting the technical scheme of the utility model, the bubble removing part 30 floating on the chilled water is arranged, so that the bubble removing part 30 is in a floating state, and the condition that slag is clamped in the bubble removing part 30 is reduced. Specifically, in this scheme, remove bubble portion 30 includes float rope 31, float ball 32 and removes bubble piece 33, the both ends of float rope 31 are connected with casing 10 and chilling section of thick bamboo 20 respectively, the quench device is in the in-process of operation, the quench water flows in the bottom of quench chamber 102, under the effect of quench water and float ball 32, float rope 31 rocks in the quench water, float rope 31 can break out a portion of bubble in the quench water, remove bubble piece 33 and rock along with float rope 31 simultaneously, break out the bubble in the quench water. In this embodiment, the floating rope 31, the floating ball 32 and the bubble removing member 33 are all rocked along with the flow of the chilled water to break bubbles in the chilled water, and since the floating rope 31, the floating ball 32 and the bubble removing member 33 are always in a rocked state, it is difficult for coal slag to be always attached to the floating rope 31, the floating ball 32 and the bubble removing member 33. Compared with the traditional technical scheme, the bubble removing part 30 is in a floating state, the adhesion of coal cinder is reduced, and the bubble removing effect is improved.

In this embodiment, a plurality of groups of bubble removing portions 30 are disposed along a circumferential annular space of the chilling cylinder 20, and a plurality of groups of bubble removing portions 30 are disposed along an axial direction of the chilling cylinder 20 at intervals. By the arrangement, the uniformity of the distribution of the bubble removing parts 30 can be ensured, and the bubble removing effect of the bubble removing parts 30 is further improved.

Specifically, the floating ball 32 includes a sphere and a boss. Wherein the sphere is connected to a floating rope 31. The protruding portion is provided with a plurality of, and a plurality of protruding portions interval sets up on the surface of spheroid. The arrangement of the protruding portion can reduce the contact area between the floating ball 32 and the air bubble, and further improves the crushing effect on the air bubble.

The specific structure of the protruding portion is not limited by this scheme, in this embodiment, the protruding portion is a conical structure, and the diameter of the protruding portion gradually decreases towards the direction away from the sphere. By the arrangement, the puncture effect of the bulge on the bubbles can be further improved.

Specifically, the bubble removing member 33 includes a serration sheet on which serrations are provided. The contact area of the sawtooth sheet and the sawtooth arranged on the sawtooth sheet with the synthetic gas is small, and the sawtooth sheet is non-fixed, so that the condition of coal cinder adhesion can be effectively avoided, and the puncturing effect on bubbles can be further improved.

In this embodiment, a plurality of floating balls 32 and a plurality of foam removing members 33 are provided on each floating rope 31, wherein the floating balls 32 and the foam removing members 33 are alternately arranged along the length direction of the floating rope 31. Thus, the floating effect of the floating rope 31 can be ensured, and the above arrangement can further improve the puncture effect on the air bubbles.

Further, a saw tooth structure is provided on the end face of the bottom end of the chilling cylinder 20, and the saw tooth structure is located in the chilling water. By the arrangement, the sawtooth structure at the bottom end of the chilling cylinder 20 can break bubbles nearby the bottom of the chilling cylinder 20, entrainment is reduced or avoided, and the bubble removal effect is further improved.

In this scheme, the quench device still includes heat radiation structure, and heat radiation structure sets up on the lateral wall of quench section of thick bamboo 20, and heat radiation structure is used for dispelling the heat to quench section of thick bamboo 20. The heat radiation structure can play a role in heat radiation and temperature reduction on the chilling cylinder 20, reduce or avoid the condition that the chilling cylinder 20 is deformed at high temperature or broken, and improve the structural stability of the chilling cylinder 20 at high temperature.

Specifically, the heat dissipation structure is a heat dissipation fin 40, the extending direction of the heat dissipation fin 40 is the same as the axis direction of the chilling cylinder 20, the heat dissipation fin 40 is provided with a plurality of heat dissipation fins 40, and the plurality of heat dissipation fins 40 are arranged on the outer side wall of the chilling cylinder 20 at intervals along the circumferential direction of the chilling cylinder 20. By this arrangement, the total surface area of the heat radiating fins 40 can be increased, and the heat radiating effect of the heat radiating fins can be improved. In addition, the arrangement can ensure that the gaps between two adjacent radiating fins 40 are the same, reduce or avoid the possibility that coal slag is attached to the radiating fins, and improve the radiating effect of the radiating fins 40.

Further, the chilling cylinder 20 comprises a first section and a second section which are sequentially arranged along the axial direction, the material inlet 201 is arranged at the top of the first section, the material outlet 202 is arranged at the bottom of the second section, the inner side wall of the second section is further provided with a diversion trench 203, and the diversion trench 203 is spirally arranged along the axial direction of the chilling cylinder 20. The diversion trench 203 is arranged to enable the three-phase mixture of the synthesis gas, the coal cinder and the chilled water in the chilling cylinder 20 to spirally rotate and descend, and the mixture can enable the coal cinder and the synthesis gas to be rapidly separated due to the effect of centrifugal force in the rotation descending process, so that the solid content of the synthesis gas is reduced, and the washing effect of the synthesis gas is improved.

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 in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present utility model unless it is specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

In the description of the present utility model, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present utility model; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

In addition, the terms "first", "second", etc. are used to define the components, and are only for convenience of distinguishing the corresponding components, and the terms have no special meaning unless otherwise stated, and therefore should not be construed as limiting the scope of the present utility model.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A quench, the quench comprising:

the shell (10) comprises a mounting opening (101) and a chilling chamber (102) which are communicated with each other, wherein the mounting opening (101) is arranged at the top of the chilling chamber (102), the mounting opening (101) is used for mounting a combustion device, and the bottom of the chilling chamber (102) is filled with chilled water;

the chilling cylinder (20) is arranged in the shell (10), the chilling cylinder (20) comprises a material inlet (201) and a material outlet (202) which are oppositely arranged along the axial direction, the material inlet (201) is used for being communicated with a discharge hole of the combustion device, the material outlet (202) stretches into chilling water, the top of the chilling cylinder (20) is further provided with a chilling water inlet, and the chilling water inlet is communicated with the chilling cylinder (20);

remove bubble portion (30), set up the bottom of quench chamber (102), remove bubble portion (30) include interconnect's unsteady rope (31), float ball (32) and remove bubble spare (33), the one end of unsteady rope (31) with the lateral wall of chilling section of thick bamboo (20) is connected, the other end of unsteady rope (31) with the lateral wall of casing (10) is connected, float ball (32) float on the quenching water, remove bubble spare (33) are used for the breakage bubble in the quenching water.

2. A quench according to claim 1, wherein the de-bubbling sections (30) are provided in groups, the groups of de-bubbling sections (30) being arranged at circumferentially annular intervals along the quench drum (20).

3. A quench arrangement according to claim 1, wherein the de-bubbling sections (30) are provided in groups, the groups of de-bubbling sections (30) being spaced apart along the axis of the quench drum (20).

4. The quench device according to claim 1, characterized in that the floating ball (32) comprises:

a ball connected to the floating rope (31);

the protruding parts are arranged in a plurality, and the protruding parts are arranged on the surface of the sphere at intervals.

5. The quench of claim 4, wherein the boss is a tapered structure, the diameter of the boss gradually decreasing in a direction away from the sphere.

6. A quench according to claim 1, wherein the de-bubbling member (33) comprises a saw tooth blade having saw teeth disposed thereon.

7. A quench according to claim 1, characterized in that the end face of the bottom end of the quench cylinder (20) is provided with a saw tooth structure, which is located in the quench water.

8. The quench of claim 1, wherein the quench further comprises:

and the heat dissipation structure is arranged on the side wall of the chilling cylinder (20) and is used for dissipating heat of the chilling cylinder (20).

9. The chilling device according to claim 8, wherein the heat dissipation structure is a heat dissipation fin (40), the extending direction of the heat dissipation fin (40) is the same as the axis direction of the chilling cylinder (20), the heat dissipation fin (40) is provided in plurality, and the plurality of heat dissipation fins (40) are arranged on the outer side wall of the chilling cylinder (20) at intervals along the circumferential direction of the chilling cylinder (20).

10. The chilling device according to claim 1, wherein the chilling cylinder (20) comprises a first section and a second section which are sequentially arranged along the axial direction, the material inlet (201) is arranged at the top of the first section, the material outlet (202) is arranged at the bottom of the second section, the inner side wall of the second section is further provided with a diversion trench (203), and the diversion trench (203) is spirally arranged along the axial direction of the chilling cylinder (20).