CN214840849U - Connecting device of flue gas quenching tower and high-temperature flue and flue gas quenching tower system - Google Patents
Connecting device of flue gas quenching tower and high-temperature flue and flue gas quenching tower system Download PDFInfo
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- CN214840849U CN214840849U CN202022995635.3U CN202022995635U CN214840849U CN 214840849 U CN214840849 U CN 214840849U CN 202022995635 U CN202022995635 U CN 202022995635U CN 214840849 U CN214840849 U CN 214840849U
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Abstract
The utility model provides a connecting device of a flue gas quenching tower and a high-temperature flue and a flue gas quenching tower system, which comprises a connecting component, wherein the connecting component comprises a connecting flue, two ends of the connecting flue are respectively provided with a flue gas inlet and a flue gas outlet, one end provided with the flue gas inlet is communicated with the high-temperature flue, the other end provided with the flue gas outlet is provided with a transverse and longitudinal moving space; the connecting assembly further comprises a connecting sleeve, the connecting sleeve is sleeved with the flue and is connected between the flue gas quenching tower and the high-temperature flue in a sealing mode, and at least one end of the connecting sleeve is opposite to the flue gas quenching tower or the high-temperature flue and has a transverse moving space and a longitudinal moving space. The connecting assembly realizes the nested insertion of the high-temperature flue and the flue gas quenching tower, so that an expanded space is reserved on the premise of ensuring sealing, and the connecting device and the flue gas quenching tower cannot be extruded and damaged due to the expansion of equipment.
Description
Technical Field
The utility model relates to a waste gas treatment equipment and relevant technical field, concretely relates to connecting device and flue gas quenching tower system of flue gas quenching tower and high temperature flue.
Background
After the waste liquid in the waste liquid combustion furnace burns, can produce the high temperature flue gas about 1200 ℃, this high temperature flue gas flows to the export flue of waste liquid combustion furnace under the effect of draught fan, and the flue gas can generate toxic compound dioxin when 250 ~ 450 ℃, for preventing the generation of dioxin, the temperature of waste liquid combustion furnace export flue gas should keep above 550 ℃ to get into the quench tower and cool down rapidly afterwards.
In the prior art, the high-temperature pipeline at the outlet of the waste liquid combustion furnace is connected with the quenching device through the flange, the high-temperature flue gas begins to be rapidly cooled in the moment of entering the quenching device, but the process can lead to rapid thermal expansion at the joint between the high-temperature pipeline and the quenching device, and the flange body and the sealing piece for connection are easily seriously damaged under the environment, so that the quenching device is seriously deformed and leaked.
Therefore, the problem to be solved by those skilled in the art is how to provide a quenching device and a connection device thereof, wherein the connection between the high-temperature flue gas outlet channel and the quenching device is not easily damaged.
SUMMERY OF THE UTILITY MODEL
The utility model provides a connecting device of a flue gas quench tower and a high-temperature flue, which comprises a connecting component, wherein the connecting component comprises a connecting flue, two ends of the connecting flue are respectively provided with a flue gas inlet and a flue gas outlet, one end provided with the flue gas inlet is communicated with the high-temperature flue, and the other end provided with the flue gas outlet is suspended and inserted into the flue gas quench tower; the connecting assembly further comprises a buffer tube, the connecting flue is inserted into one end of the flue gas quenching tower in a hanging mode and is communicated with the side wall of the buffer tube, and the buffer tube extends along the length direction of the flue gas quenching tower;
coupling assembling still includes adapter sleeve, the adapter sleeve overcoat connect the flue, adapter sleeve sealing connection in flue gas quench tower with between the high temperature flue, just the at least one end of adapter sleeve is relative flue gas quench tower or the high temperature flue just has horizontal, vertical activity space.
Optionally, the connecting assembly further includes a sealing sleeve, at least one end of the connecting sleeve corresponds to the sealing sleeve, one end of the sealing sleeve is fixed with respect to the high-temperature flue or the flue gas quenching tower, one end of the connecting sleeve is inserted into the sealing sleeve, or the sealing sleeve is inserted into one end of the connecting sleeve, and the sealing sleeve and the connecting sleeve can move longitudinally and transversely.
Optionally, a soft sealing material is filled between the connection sleeve and the sealing sleeve.
Optionally, the soft sealing material is a high temperature resistant material.
Optionally, the connecting assembly comprises a sealing flange, and the connecting flue is connected with the high-temperature flue through the sealing flange; one end of the sealing sleeve is fixed with the sealing flange.
Optionally, the other end of the sealing sleeve is welded and fixed with the flue gas quenching tower to be in sealing connection.
Optionally, the ratio β of the height of the buffer tube to the outer diameter of the connecting chimney is in the range of 3 > β > 1.
Optionally, the connecting sleeve is arranged at a position inclined downwards for connecting the flue gas quenching tower.
Alternatively, the inclination angle α is in the range of 90 ° ≧ α > 0 °.
Optionally, the connecting assembly further comprises a heat insulation layer and a heat insulation layer, the heat insulation layer is sleeved on the outer side of the connecting flue, and the heat insulation layer is sleeved on the outer side of the heat insulation layer.
Optionally, the connecting sleeve comprises a large-diameter section and a small-diameter section which are connected, the large-diameter section is close to the high-temperature flue, and the heat preservation layer and the heat insulation layer are paved at one end, provided with a flue gas inlet, of the connecting flue and are spaced from the small-diameter section.
Optionally, the connecting flue is inserted into the flue gas quenching tower in a hanging manner.
The utility model also provides a flue gas quench tower system, including the above-mentioned sixth item of flue gas quench tower the connecting device of flue gas quench tower and high temperature flue, flue gas quench tower includes quench tower body and spraying system, can carry out the rapid cooling to high temperature flue gas.
Optionally, the spraying system is disposed in an upper space inside the quench tower body, and the spraying system includes a first portion disposed above the buffer tube and a second portion disposed inside the buffer tube and having a height level with a top tube wall of the connecting flue.
Optionally, the ratio γ of the outer diameter of the buffer tube to the inner diameter of the quench tower body is in the range of 1 > γ > 0.5.
In this scheme, after the high temperature flue gas got into connecting device from high temperature flue, under the effect of high temperature flue gas, high temperature flue and the junction of connecting the flue and the pipe wall temperature of connecting the flue sharply rise, expand to all around under the effect of thermal stress, produce horizontal longitudinal displacement, and connect the flue unsettled insert in flue gas quench tower, then have horizontal, vertical activity space, the horizontal longitudinal expansion displacement of production can compensate. The connecting sleeve is sleeved outside the connecting flue, and is sealed relative to the flue gas quenching tower and the high-temperature flue, so that the sealing performance between the connecting component and the flue gas quenching tower and between the connecting component and the high-temperature flue can be ensured after the connecting flue is suspended and inserted into the flue gas quenching tower.
Meanwhile, a transverse gap is formed between the connecting sleeve and the connecting flue, the connecting sleeve can move longitudinally and transversely relative to the high-temperature flue and the flue gas quenching tower, and therefore longitudinal and transverse displacement caused by expansion of the connecting position of the connecting flue and the high-temperature flue can be compensated at the connecting sleeve through longitudinal and transverse movement. Promptly, coupling assembling has realized the nested grafting of high temperature flue and flue gas quench tower, all does not receive the inflation influence at coupling assembling's both ends to guaranteeing under sealed prerequisite, reserving out expanded space again, can not lead to connecting device and flue gas quench tower to be extruded and damage because of the equipment inflation.
Drawings
FIG. 1 is a schematic structural view of an embodiment of a flue gas quench tower system provided by the present invention;
FIG. 2 is an enlarged partial schematic view of the connection assembly of FIG. 1;
fig. 3 is a schematic view of the connection sleeve of fig. 1.
The reference numerals in fig. 1-3 are illustrated as follows:
1 connecting assembly, 11 connecting flues, 12 connecting sleeves, 121 large-diameter sections, 122 small-diameter sections,
13 sealing sleeve, 14 heat insulation layer, 15 heat insulation layer, 16 high temperature resistant asbestos rope, 17 buffer tube and 18 sealing flange;
2 a flue gas quenching tower, 21 a quenching tower body, 22 a spraying system and 3 a high-temperature flue.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1-2, fig. 1 is a schematic structural diagram of an embodiment of a flue gas quenching tower system provided in the present invention; fig. 2 is an enlarged partial schematic view of the connection assembly of fig. 1.
The utility model provides a connecting device of a flue gas quench tower and a high-temperature flue, which comprises a connecting component 1, wherein the connecting component 1 comprises a connecting flue 11, two ends of the connecting flue 11 are respectively provided with a flue gas inlet and a flue gas outlet, one end provided with the flue gas inlet is communicated with a high-temperature flue 3, and the other end provided with the flue gas outlet is suspended and inserted into a flue gas quench tower 2; the connecting assembly further comprises a connecting sleeve 12, the connecting sleeve 12 is sleeved outside the connecting flue 11, the connecting sleeve 12 is connected between the flue gas quenching tower 2 and the high-temperature flue 3 in a sealing mode, at least one end of the connecting sleeve 12 can move longitudinally and transversely relative to the flue gas quenching tower 2 or the high-temperature flue 3, the longitudinal direction is the longitudinal direction of the high-temperature flue 3 and the connecting flue 11, and when the connecting sleeve extends straightly, the connecting sleeve is axial, and the transverse direction is the direction perpendicular to the longitudinal direction and is radial.
After the structure is adopted, as shown in fig. 1, after the high-temperature flue gas enters the connecting device from the high-temperature flue 3, under the action of the high-temperature flue gas, the temperature of the joint of the high-temperature flue 3 and the connecting flue 11 and the temperature of the pipe wall of the connecting flue 11 sharply rise, and expand to the periphery under the action of thermal stress to generate transverse and longitudinal displacement, the connecting flue 11 is suspended and inserted into the flue gas quenching tower 2 and does not contact with the flue gas quenching tower 2, and the generated transverse and longitudinal expansion displacement cannot be directly transmitted to the insertion position of the flue gas quenching tower 2. Connecting sleeve 12 overcoat is in the outside of connecting flue 11 again to relative flue gas quench tower 2, high temperature flue 3 are sealed, then can guarantee connecting assembly 1 and flue gas quench tower 2, the leakproofness between high temperature flue 3 after connecting flue 11 unsettled insertion flue gas quench tower 2.
Meanwhile, a transverse gap is formed between the connecting sleeve 12 and the connecting flue 11, the connecting sleeve 12 can move longitudinally and transversely relative to the high-temperature flue 3 and the flue gas quenching tower 2, and it can be seen that for the connecting sleeve 12, longitudinal and transverse displacements caused by expansion of the connecting position of the connecting flue 11 and the high-temperature flue 3 can be compensated through longitudinal and transverse movements. It can be seen that the connecting flue 11 is not necessarily inserted into the flue gas quenching tower 2 in a suspended manner, and only an opening position into which the connecting flue 11 is inserted for supplying gas to the flue gas quenching tower 2 has a longitudinal and transverse moving space, and for example, a flexible seal and a high temperature resistant material may be provided between the connecting flue 11 and the wall of the flue gas quenching tower 2. It is thus clear that coupling assembling 1 has realized the nested grafting of high temperature flue 3 and flue gas quench tower 2 in this scheme, all does not receive the inflation influence at coupling assembling 1's both ends to guaranteeing under sealed prerequisite, reserving out expanded space again, can not lead to connecting device and flue gas quench tower to be extruded and damage because of the equipment inflation.
The connecting assembly 1 further comprises a sealing sleeve 13, at least one end of the connecting sleeve 12 is correspondingly provided with the sealing sleeve 13, one end of the sealing sleeve 13 is fixed relative to the high-temperature flue 3 or the flue gas quenching tower 2, and the corresponding end of the connecting sleeve 12 is inserted into the sealing sleeve 13 and is reserved with a radial and axial gap.
Referring to fig. 2, in the embodiment provided by the present invention, a sealing sleeve 13 is disposed at one end of the high temperature flue 3, the connecting sleeve 12 is inserted into the sealing sleeve 13 to a certain depth, but a certain axial and radial gap is reserved, the axial and radial gap is an expansion space reserved for the expansion of the device by the connecting sleeve 12 in the longitudinal and transverse directions, and the reserved gap is set according to actual requirements.
On the premise of reserving a gap to realize longitudinal and transverse movement, sealing needs to be ensured, as shown in fig. 2, a soft sealing material can be filled between the connecting sleeve 12 and the sealing sleeve 13, and longitudinal and transverse movement is not hindered on the premise of sealing. The soft sealing material may further be a high temperature resistant material, which can resist high temperature while sealing, and prevent from being affected by the high temperature of the connecting flue 11, such as glass wool felt, aluminum silicate fiber felt, and high temperature resistant asbestos cord 16, and the high temperature resistant asbestos cord 16 is tightly pressed between the connecting sleeve 12 and the sealing sleeve 13, which has a buffering effect on the lateral and longitudinal expansion of the whole device, and can seal the device, as shown in fig. 2, when the connecting flue 11 expands in the longitudinal direction, causing the connecting sleeve 12 and the connecting sleeve 12 to move longitudinally, the connecting sleeve 12 and the sealing sleeve 13 move axially relatively, but the sealing is always achieved by the high temperature asbestos cord 13.
With continued reference to fig. 1, the connection assembly 1 includes a sealing flange 18, and the connection flue 11 can be connected to the high temperature flue 3 through the sealing flange 18, at this time, one end of the sealing sleeve 13 can be fixed to the sealing flange 18, and the other end of the sealing sleeve 13 is open, so that the connection sleeve 12 can be inserted or inserted into the connection sleeve 12, as long as the two can move in the longitudinal direction and the transverse direction and are sealed.
The joint between the high-temperature flue 3 and the connecting flue 11 is the sealing flange 18, when the high-temperature flue gas enters the connecting flue 11 through the high-temperature flue 3, the sealing flange 18 is heated to expand, so that the sealing sleeve 13 is axially displaced towards the flue gas quenching tower 2, the connecting sleeve 12 is movably connected with the sealing sleeve 13, and a certain expansion space is reserved between the connecting sleeve 12 and the sealing flange 18, so that the expansion of the sealing flange 18 cannot affect the connecting sleeve 12 and the flue gas quenching tower 2.
In this embodiment, one end of the connecting sleeve 12 is movably and hermetically connected with the sealing sleeve 13, and the other end thereof is welded and fixed with the flue gas quenching tower 2 to be hermetically connected. At this time, the high temperature flue 3 is suspended and inserted into the flue gas quenching tower 2 through the connecting flue 11 fixed by the sealing flange 18, and the flue gas quenching tower 2 is inserted into the sealing sleeve 13 on the sealing flange 18 at the port of the high temperature flue 3 through the fixed connecting sleeve 12, and the two are nested with each other, so that the expansion displacement of either one will not affect the other one.
It should be noted that the connecting sleeve 12 and the flue gas quenching tower 2 may also be connected by a sealing sleeve 13 to more fully ensure that the expansion of the sealing flange 18 does not affect the flue gas quenching tower 2. In this embodiment, the connecting sleeve 12 is hermetically connected with the flue gas quenching tower 2 by welding, and the flue gas quenching tower 2 is generally a circular tower wall, and the welding connection is more convenient and easy to implement. It is understood that other sealing connection methods can be adopted, and the present invention is not limited thereto.
The connecting assembly 1 in this embodiment further includes a buffer tube 17, the connecting flue 11 is inserted into one end of the flue gas quenching tower 2 in a hanging manner, and is communicated with the side wall of the buffer tube 17, and the buffer tube 17 extends along the length direction of the flue gas quenching tower 2.
Connect flue 11 in order to realize transversely, vertical activity space, unsettled insertion is in flue gas quench tower 2, connect flue 11 promptly and stretch into partly to flue gas quench tower 2, at this moment, the high temperature flue gas is nearer along the tower wall distance of flow direction and flue gas quench tower 2 after connecting flue 11 discharges, at this moment, buffer tube 17's effect is that the high temperature flue gas provides the buffering after getting into flue gas quench tower 2, avoid flue gas quench tower 2's tower wall to be directly washed away by high temperature flue gas, improve flue gas quench tower 2's whole life, reduce flue gas quench tower 2's leakage risk. In the embodiment shown in fig. 1, the connecting flue 11 is inserted into one end of the flue gas quenching tower 2 in a suspended manner, and is welded from the center of the sidewall of the buffer pipe 17, the buffer pipe 17 is forced by the connecting flue 11 and is positioned at the vertical center inside the flue gas quenching tower 2, and at this time, the sealing flange 18, the connecting flue 11 and the buffer pipe 17 form a welded whole and are independent from the flue gas quenching tower 2.
Because the connecting flue 11 is suspended and inserted into the flue gas quenching tower 2, a certain space is reserved between the opening on the side wall of the flue gas quenching tower 2 and the connecting flue 11, and the connecting assembly 1 and the flue gas quenching tower 2 are mutually independent whole bodies, when the sealing flange 18 and the connecting flue 11 are expanded under the influence of high-temperature flue gas, the influence on the flue gas quenching tower 2 is avoided, and the safety and the stability of the flue gas quenching tower 2 are further ensured.
Fig. 3 is a schematic view of the connection sleeve of fig. 1, as shown in fig. 3.
The connecting sleeve 12 comprises a large-diameter section 121 and a small-diameter section 122 which are connected in the longitudinal direction, the port of the small-diameter section 122 is used for connecting the flue gas quenching tower 2, and the small-diameter section 122 is arranged in a downward inclined mode. The arrangement is that when the spray is carried out in the flue gas quenching tower 2, the spray liquid is prevented from being sprayed and splashed into the connecting sleeve 12, and specifically, the range of the inclination angle alpha between the small-diameter section 122 and the quenching tower body 21 is more than or equal to alpha and more than 0 degrees at 90 degrees.
As shown in fig. 2, the connection assembly 1 further includes a heat insulation layer 15 and a heat insulation layer 14, the heat insulation layer 14 is sleeved on the outer side of the connection flue 11, and the heat insulation layer 15 is sleeved on the outer side of the heat insulation layer 14. The insulation 15 and the insulation 14 ensure that the exterior of the connection device does not overheat.
The insulating layer 15 and the heat insulating layer 14 may be laid from one end of the flue gas inlet, all the way into the cavity of the large diameter section 121 and extend for a certain distance. As shown in fig. 2, the heat insulating layer 14 is arranged between the sealing sleeve 13 and the heat insulating layer 15, the connecting sleeve 12 is inserted between the high temperature resistant material and the heat insulating layer 14, the heat insulating effect can be further ensured while the heat insulating effect is achieved, and the heat insulating layer 15 and the heat insulating layer 14 are soft fillers and cannot hinder the longitudinal expansion of the connecting flue 11. The insulating layer 15, the insulating layer 14 and the small-diameter section 122 may have a certain distance therebetween to provide more space for displacement compensation.
The utility model also provides a flue gas quench tower system, including flue gas quench tower 2 and foretell connecting device, flue gas quench tower 2 includes quench tower body 21 and spray system 22, can carry out the rapid cooling to the high temperature flue gas.
Since the connection device has the above effect, the flue gas quenching tower system comprising the connection device also has the above effect, and therefore, the description is omitted here.
The spraying system 22 is arranged in the upper space inside the quenching tower body 21, the spraying system 22 is divided into two parts, the first part is arranged above the buffer tube 17, the second part is arranged inside the buffer tube 17, the arrangement height of the second part can be higher than the top tube wall of the connecting flue 11 or the second part is flush with the top tube wall, and the spraying system 22 is provided with two parts to improve the spraying effect.
After the high-temperature flue gas enters the flue gas quenching tower 2, the high-temperature flue gas turns to flow downwards under the action of the buffer tube 17, a spraying system 22 arranged inside the buffer tube 17 sprays liquid drops for cooling, under the action of the spraying liquid drops, a liquid film is formed on the inner wall of the buffer tube 17, the buffer tube 17 is protected from overheating while the high-temperature flue gas is cooled, and the long-term stable operation of the buffer tube 17 is ensured; the spraying system 22 on buffer tube 17 upper portion spouts the liquid drop of cooling usefulness equally, fills the inner space of whole flue gas quench tower 2, forms the liquid film at buffer tube 17 outer wall and the inner wall of quench tower body 21, avoids flue gas quench tower 2 whole overheat phenomenon to appear when further quenching cooling, prolongs flue gas quench tower 2's life.
In the embodiment, the range of the ratio beta of the height of the buffer tube 17 to the outer diameter of the connecting flue 11 is 3 & gt beta & gt 1; the ratio gamma of the outer diameter of the buffer tube 17 to the inner diameter of the quench tower body 21 is in the range of 1 > gamma > 0.5.
When so arranged, the efficiency and the function that can be exerted of buffer tube 17 are great, and of course, this is only the preferred scheme provided by the utility model, and in practical application, also can be set to other size proportions for the needs.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (16)
1. Connecting device of flue gas quench tower and high temperature flue, its characterized in that: the device comprises a connecting assembly (1), wherein the connecting assembly (1) comprises a connecting flue (11), two ends of the connecting flue (11) are respectively provided with a flue gas inlet and a flue gas outlet, one end provided with the flue gas inlet is communicated with a high-temperature flue (3), the other end provided with the flue gas outlet is inserted into a flue gas quenching tower (2), and the connecting assembly is provided with a transverse moving space and a longitudinal moving space;
coupling assembling (1) still includes adapter sleeve (12), adapter sleeve (12) overcoat connect flue (11), adapter sleeve (12) sealing connection in flue gas quench tower (2) with between high temperature flue (3), just adapter sleeve (12) at least one end is relative flue gas quench tower (2) or high temperature flue (3) have horizontal, vertical activity space.
2. The connecting device for the flue gas quenching tower and the high-temperature flue according to claim 1, wherein: the connecting assembly (1) further comprises a sealing sleeve (13), at least one end of the connecting sleeve (12) corresponds to the sealing sleeve (13), one end of the sealing sleeve (13) is fixed relative to the high-temperature flue (3) or the flue gas quenching tower (2), one end of the connecting sleeve (12) is inserted into the sealing sleeve (13), or the sealing sleeve (13) is inserted into one end of the connecting sleeve (12), and the sealing sleeve (13) and the connecting sleeve (12) can move along the radial direction and the axial direction.
3. The connecting device for the flue gas quenching tower and the high-temperature flue according to claim 2, wherein: and a soft sealing material is filled between the connecting sleeve (12) and the sealing sleeve (13).
4. The connecting device for the flue gas quenching tower and the high-temperature flue according to claim 3, wherein: the soft sealing material is a high-temperature resistant material.
5. The connecting device for the flue gas quenching tower and the high-temperature flue according to claim 2, wherein: the connecting assembly (1) comprises a sealing flange (18), and the connecting flue (11) is connected with the high-temperature flue (3) through the sealing flange (18); one end of the sealing sleeve (13) is fixed with the sealing flange (18).
6. The connecting device for the flue gas quenching tower and the high-temperature flue according to claim 2, wherein: the other end of the sealing sleeve (13) is fixedly welded with the flue gas quenching tower (2) to be in sealing connection.
7. The connecting device for a flue gas quenching tower and a high-temperature flue according to any one of claims 1 to 6, wherein: coupling assembling (1) still includes buffer tube (17), connect flue (11) unsettled insertion the one end of flue gas quench tower (2), the intercommunication the lateral wall of buffer tube (17), buffer tube (17) are followed the length direction of flue gas quench tower (2) extends.
8. The connecting device for the flue gas quenching tower and the high-temperature flue according to claim 7, wherein: the ratio beta of the height of the buffer tube (17) to the outer diameter of the connecting flue (11) is in the range of 3 & gt beta & gt 1.
9. The connecting device for a flue gas quenching tower and a high-temperature flue according to any one of claims 1 to 6, wherein: the connecting sleeve (12) is used for connecting the flue gas quenching tower (2) and is arranged at a downward inclination position.
10. The connecting device for a flue gas quenching tower and a high-temperature flue according to claim 9, wherein: the range of the inclination angle alpha is more than or equal to 90 degrees and more than 0 degrees.
11. The connecting device for a flue gas quenching tower and a high-temperature flue according to any one of claims 1 to 6, wherein: the connecting assembly (1) further comprises a heat insulation layer (15) and a heat insulation layer (14), the heat insulation layer (14) is sleeved on the outer side of the connecting flue (11), and the heat insulation layer (15) is sleeved on the outer side of the heat insulation layer (14).
12. The connecting device for a flue gas quenching tower and a high-temperature flue according to claim 11, wherein: the connecting sleeve (12) comprises a large-diameter section (121) and a small-diameter section (122) which are connected, the large-diameter section (121) is close to the high-temperature flue (3), the heat preservation layer (15) and the heat insulation layer (14) are paved at one end, provided with a flue gas inlet, of the connecting flue (11) into the large-diameter section (121), and a space is reserved between the large-diameter section and the small-diameter section (122).
13. The connecting device for a flue gas quenching tower and a high-temperature flue according to any one of claims 1 to 6, wherein: the connecting flue (11) is suspended and inserted into the flue gas quenching tower (2).
14. A flue gas quench tower system characterized in that: the connecting device comprises a flue gas quenching tower (2) and the flue gas quenching tower and the high-temperature flue of claim 7, wherein the flue gas quenching tower (2) comprises a quenching tower body (21) and a spraying system (22).
15. The flue gas quench tower system of claim 14, wherein: the spraying system (22) is arranged in the upper space inside the quenching tower body (21), the spraying system (22) comprises a first part and a second part, the first part is arranged above the buffer pipe (17), the second part is arranged inside the buffer pipe (17), and the height of the second part is flush with the top pipe wall of the connecting flue (11).
16. The flue gas quench tower system of claim 14, wherein: the ratio gamma of the outer diameter of the buffer tube (17) to the inner diameter of the quench tower body (21) is in the range of 1 & gt gamma & gt 0.5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022995635.3U CN214840849U (en) | 2020-12-14 | 2020-12-14 | Connecting device of flue gas quenching tower and high-temperature flue and flue gas quenching tower system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022995635.3U CN214840849U (en) | 2020-12-14 | 2020-12-14 | Connecting device of flue gas quenching tower and high-temperature flue and flue gas quenching tower system |
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| CN214840849U true CN214840849U (en) | 2021-11-23 |
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| CN202022995635.3U Active CN214840849U (en) | 2020-12-14 | 2020-12-14 | Connecting device of flue gas quenching tower and high-temperature flue and flue gas quenching tower system |
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| Country | Link |
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| CN (1) | CN214840849U (en) |
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